/* ==========================================
   CyAero Theme — Main Stylesheet
   Compiled from 16 HTML pages
   Fixed: removed duplicate inline section, added mobile nav open state
   ========================================== */
/* ---------- RESET & BASE ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --charcoal: #1d1f23;
  --charcoal-dark: #0e0f13;
  --charcoal-mid: #25292f;
  --charcoal-light: #333842;
  --silver: #8a9bb0;
  --silver-bright: #c4cfd9;
  --midnight: #0b182c;
  --midnight-mid: #0f2240;
  --midnight-light: #182c4e;
  --cyan: #00e5ff;
  --cyan-dim: #00a8bb;
  --cyan-ghost: rgba(0, 229, 255, 0.07);
  --orange: #ff6b2b;
  --orange-dim: #c44e18;
  --orange-ghost: rgba(255, 107, 43, 0.08);
  --green: #00ff88;
  --green-ghost: rgba(0, 255, 136, 0.07);
  --purple: #c77dff;
  --purple-ghost: rgba(199, 125, 255, 0.07);
  --amber: #ffb800;
  --amber-ghost: rgba(255, 184, 0, 0.07);
  --text-primary: #f0f4f8;
  --text-secondary: #a8c0d8;
  --text-muted: #6b8299;
  --border: #1e2d40;
  --border-cyan: rgba(0, 229, 255, 0.25);
  --border-orange: rgba(255, 107, 43, 0.3);
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--charcoal-dark);
  color: var(--text-primary);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom cursor */
.cursor {
  display: none;
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
}

.cursor-ring {
  display: none;
  position: fixed;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(0, 229, 255, 0.5);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.12s ease;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.025) 2px, rgba(0, 0, 0, 0.025) 4px);
  pointer-events: none;
  z-index: 9990;
}

::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--charcoal-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--cyan-dim);
}

#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
}

/* ---------- FADE-IN ANIMATIONS ---------- */
.fi {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.fi.v {
  opacity: 1;
  transform: translateY(0);
}

.d1 { transition-delay: 0.07s; }
.d2 { transition-delay: 0.14s; }
.d3 { transition-delay: 0.21s; }
.d4 { transition-delay: 0.28s; }
.d5 { transition-delay: 0.35s; }
.d6 { transition-delay: 0.42s; }

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in.d1 { transition-delay: 0.1s; }
.fade-in.d2 { transition-delay: 0.2s; }
.fade-in.d3 { transition-delay: 0.3s; }
.fade-in.d4 { transition-delay: 0.4s; }

/* ---------- NAVIGATION ---------- */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 11, 14, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.22em;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo svg,
.nav-logo .logo-svg {
  width: 112px;
  height: 112px;
}

.nav-logo .custom-logo {
  max-width: 112px !important;
  max-height: 112px !important;
  width: 112px !important;
  height: 112px !important;
  display: block;
}

.nav-center {
  display: flex;
  align-items: center;
  height: 80px;
}

.nav-item {
  position: relative;
  height: 80px;
  display: flex;
  align-items: center;
}

.nav-item > a {
  display: flex;
  align-items: center;
  gap: 25px;
  padding: 0 1.2rem;
  height: 100%;
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.nav-item > a:hover,
.nav-item:hover > a,
.nav-item.active > a {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.nav-item > a .chev {
  width: 8px;
  height: 8px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-top: 1px;
}

.nav-item:hover > a .chev {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 210px;
  background: rgba(8, 10, 14, 0.98);
  border: 1px solid var(--border);
  border-top: 1px solid var(--cyan-dim);
  padding: 0.35rem 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.18s, transform 0.18s;
  backdrop-filter: blur(16px);
}

.nav-item:hover .dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.15s;
  border-left: 2px solid transparent;
}

.dropdown a::before {
  content: '';
  display: block;
  width: 4px;
  height: 4px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity 0.15s;
  flex-shrink: 0;
}

.dropdown a:hover {
  color: var(--cyan);
  background: var(--cyan-ghost);
  border-left-color: var(--cyan);
}

.dropdown a:hover::before {
  opacity: 1;
}

.dropdown-div {
  height: 1px;
  background: var(--border);
  margin: 0.3rem 0;
}

.dropdown-group {
  position: relative;
}

.dropdown-group-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(0, 229, 255, 0.6);
  background: rgba(0, 229, 255, 0.05);
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
  cursor: pointer;
  transition: all 0.25s ease;
}

.dropdown-group-title:hover {
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
}

.dropdown-group-title .arrow-right {
  width: 5px;
  height: 5px;
  border-right: 1px solid rgba(0, 229, 255, 0.6);
  border-top: 1px solid rgba(0, 229, 255, 0.6);
  transform: rotate(45deg);
  transition: transform 0.25s ease;
}

.dropdown-group:hover .dropdown-group-title .arrow-right {
  transform: rotate(45deg) translateX(2px);
}

.dropdown-group-sub {
  position: absolute;
  top: 0;
  left: 100%;
  min-width: 210px;
  background: rgba(8, 10, 14, 0.98);
  border: 1px solid var(--border);
  border-top: 1px solid var(--cyan-dim);
  padding: 0.35rem 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.18s, transform 0.18s;
  backdrop-filter: blur(16px);
  z-index: 1000;
}

.dropdown-group:hover .dropdown-group-sub {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.dropdown-group-sub a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.15s;
  border-left: 2px solid transparent;
}

.dropdown-group-sub a::before {
  content: '';
  display: block;
  width: 4px;
  height: 4px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity 0.15s;
  flex-shrink: 0;
}

.dropdown-group-sub a:hover {
  color: var(--cyan);
  background: var(--cyan-ghost);
  border-left-color: var(--cyan);
}

.dropdown-group-sub a:hover::before {
  opacity: 1;
}

.dropdown-group-title-link {
  display: flex;
  align-items: center;
  padding: 6px 18px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(0, 229, 255, 0.6);
  background: rgba(0, 229, 255, 0.05);
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
  transition: all 0.25s ease;
}

.dropdown-group-title-link:hover {
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% {
    opacity: 1;
    box-shadow: 0 0 6px var(--cyan);
  }
  50% {
    opacity: 0.4;
    box-shadow: 0 0 2px var(--cyan);
  }
}

.btn-nav {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 9px 20px;
  border: 1px solid var(--orange);
  color: var(--orange);
  background: transparent;
  cursor: none;
  transition: all 0.2s;
}

.btn-nav:hover {
  background: var(--orange);
  color: var(--charcoal-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: none;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text-secondary);
}

/* ---------- HERO (通用结构，各页面变体由额外类控制) ---------- */
#hero {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  width: 100%;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-full-width .hero-inner {
  max-width: 100%;
  width: 100%;
  padding: 0 2rem;
}

/* Custom Logo Styles */
.custom-logo {
  max-width: 34px;
  max-height: 34px;
  display: inline-block;
  vertical-align: middle;
}

.footer-logo svg,
.footer-logo .logo-svg {
  width: 84px;
  height: 84px;
}

.footer-logo .custom-logo {
  max-width: 84px !important;
  max-height: 84px !important;
  width: 84px !important;
  height: 84px !important;
  display: block;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10, 22, 40, 0.97) 35%, rgba(10, 22, 40, 0.25) 100%), linear-gradient(to top, rgba(13, 14, 17, 0.95) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.2;
  mask-image: radial-gradient(ellipse 60% 80% at 15% 50%, black 5%, transparent 70%);
}

.hud-tl, .hud-tr, .hud-bl, .hud-br {
  position: absolute;
  z-index: 3;
  width: 55px;
  height: 55px;
}

.hud-tl {
  top: 80px;
  left: 36px;
  border-top: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
}

.hud-tr {
  top: 80px;
  right: 36px;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
}

.hud-bl {
  bottom: 36px;
  left: 36px;
  border-bottom: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
}

.hud-br {
  bottom: 36px;
  right: 36px;
  border-bottom: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
}

.hero-scan {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  z-index: 2;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.35), transparent);
  animation: scan 7s linear infinite;
}

@keyframes scan {
  from { top: 68px; }
  to { top: 100%; }
}

.hero-inner {
  position: relative;
  z-index: 3;
  padding: 0 5rem;
  max-width: 860px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 1.8rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.3s forwards;
}

.eyebrow-line {
  width: 34px;
  height: 1px;
  background: var(--orange);
}

.eyebrow-text {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
}

.hero-heading {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(3.8rem, 5.0vw, 4.2rem);
  font-weight: 900;
  line-height: 1.0;
  margin-bottom: 0.9rem;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.5s forwards;
}

.hero-heading .l1 {
  color: var(--text-primary);
  display: block;
}

.hero-heading .l2 {
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.45);
  display: block;
}

.hero-sub {
  font-size: clamp(0.95rem, 1.6vw, 1.2rem);
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 720px;
  line-height: 1.75;
  margin-bottom: 2.8rem;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.7s forwards;
}

/* ---------- PAGE HERO (Solutions Page) ---------- */
#page-hero {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  width: 100%;
  background: var(--midnight);
}

#page-hero .hero-inner {
  position: relative;
  z-index: 3;
  padding: 0 6rem;
  max-width: 1600px !important;
  width: 100% !important;
  margin: 0 auto;
}

#page-hero .hero-sub {
  max-width: 720px;
}

#page-hero .hero-heading {
  align-items: baseline;
  gap: 0.3rem;
  font-size: clamp(3.8rem, 5.0vw, 4.2rem) !important;
}

#page-hero .hero-heading .l1 {
    display:inline-block;
    white-space:nowrap;
    width:auto;
}

#page-hero .hero-heading .l2 {
    display: block;             
}

#page-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10, 22, 40, 0.97) 35%, rgba(10, 22, 40, 0.25) 100%), linear-gradient(to top, rgba(13, 14, 17, 0.95) 0%, transparent 50%);
}

#page-hero .breadcrumb {
  position: relative;
  z-index: 3;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
}

#page-hero .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

#page-hero .breadcrumb .sep {
  color: var(--text-muted);
  margin: 0 0.5rem;
}

#page-hero .breadcrumb .cur {
  color: var(--cyan);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

#page-hero .ph-stats {
  display: flex !important;
  flex-direction: row !important;
  gap: 1.5rem !important;
  margin-top: 2rem !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  max-width: 600px !important;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.9s forwards;
}

#page-hero .about-hero-cards {
  opacity: 0;
  animation: fadeUp 0.9s ease 0.9s forwards;
}

#page-hero .ph-stat {
  flex: 1 !important;
  display: block !important;
  float: none !important;
  text-align: center !important;
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(0, 255, 255, 0.1) !important;
  border-radius: 6px !important;
  padding: 1.5rem 1rem !important;
  position: relative !important;
  overflow: hidden !important;
  min-width: 120px !important;
  max-width: none !important;
}

#page-hero .ph-stat::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 1.8px !important;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent) !important;
}

#page-hero .ph-stat .num {
  font-family: 'Orbitron', sans-serif !important;
  font-size: 1.35rem !important;
  font-weight: 900 !important;
  color: var(--cyan) !important;
  display: block !important;
  line-height: 1.3 !important;
  margin-bottom: 0.5rem !important;
  text-shadow: 0 0 20px rgba(0, 255, 255, 0.3) !important;
}

#page-hero .ph-stat .lbl {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.68rem !important;
  letter-spacing: 0.12em !important;
  color: rgba(255, 255, 255, 0.5) !important;
  text-transform: uppercase !important;
  line-height: 1.4 !important;
}

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* ---------- FILTER BAR ---------- */
#filter-bar {
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid rgba(0, 255, 255, 0.1);
  border-bottom: 1px solid rgba(0, 255, 255, 0.1);
  padding: 1.2rem 5rem;
}

#filter-bar .filter-inner {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  width: 100%;
  max-width: 1280px
}

#filter-bar .filter-tab {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.6);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 0.8rem 1rem;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
  flex: 1;
  text-align: center;
  text-decoration: none;
}

#filter-bar .filter-tab:hover {
  color: var(--cyan);
  background: rgba(0, 255, 255, 0.08);
  border-color: rgba(0, 255, 255, 0.2);
  transform: translateY(-1px);
}

#filter-bar .filter-tab.active {
  color: var(--cyan);
  background: rgba(0, 255, 255, 0.12);
  border-color: rgba(0, 255, 255, 0.3);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.9s forwards;
}

.btn-primary {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 15px 32px;
  background: var(--cyan);
  color: var(--charcoal-dark);
  border: none;
  cursor: none;
  font-weight: 700;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: background 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.btn-primary:hover::after {
  transform: translateX(100%);
}

.btn-primary:hover {
  background: var(--text-primary);
}

.btn-ghost {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 14px 32px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(196, 207, 217, 0.28);
  cursor: none;
  transition: all 0.2s;
}

.btn-ghost:hover {
  border-color: var(--text-primary);
}

.hero-right {
  position: absolute;
  right: 4.5rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.4rem;
  opacity: 0;
  animation: fadeIn 1.2s ease 1s forwards;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.radar-wrap {
  position: relative;
  width: 320px;
  height: 320px;
}

.rc-tl, .rc-tr, .rc-bl, .rc-br {
  position: absolute;
  width: 16px;
  height: 16px;
}

.rc-tl {
  top: 0;
  left: 0;
  border-top: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
}

.rc-tr {
  top: 0;
  right: 0;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
}

.rc-bl {
  bottom: 0;
  left: 0;
  border-bottom: 1px solid var(--cyan);
  border-left: 1px solid var(--cyan);
}

.rc-br {
  bottom: 0;
  right: 0;
  border-bottom: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
}

.telemetry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  width: 320px;
  border: 1px solid var(--border);
}

.telem-cell {
  background: rgba(10, 22, 40, 0.92);
  padding: 9px 12px;
  text-align: center;
}

.telem-val {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: var(--cyan);
  display: block;
  line-height: 1;
}

.telem-lbl {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-top: 3px;
}

.hero-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  background: rgba(10, 22, 40, 0.75);
  border-top: 1px solid var(--border);
  padding: 12px 5rem;
  overflow: hidden;
}

.ticker-inner {
  display: flex;
  gap: 0;
  animation: ticker 50s linear infinite;
  width: max-content;
}

.tick-item {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
  padding: 0 1.8rem;
  border-right: 1px solid var(--border);
}

.tick-item .v {
  color: var(--cyan);
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- SHARED SECTION STYLES ---------- */
section {
  position: relative;
  z-index: 10;
  padding: 7rem 5rem;
}

.section-header {
  margin-bottom: 4rem;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 2rem;
}

.section-tag::before {
  content: '[';
  opacity: 0.5;
}

.section-tag::after {
  content: ']';
  opacity: 0.5;
}

.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: 0.03em;
}

.section-title .dim {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.9);
}

.section-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 1500px;
  margin: 0.9rem auto 0;
  line-height: 1.8;
}

.divider-c {
  width: 55px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  margin: 1.1rem auto 0;
}

/* ---------- MISSION CAPABILITY (首页) ---------- */
#mission {
  background: var(--midnight);
  position: relative;
  overflow: hidden;
  min-height: 500px;
}

.mission-video-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  min-height: 500px;
  z-index: 0;
}

.mission-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  min-height: 500px;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.mission-video-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(4, 14, 28, 0.7) 0%, rgba(4, 14, 28, 0.9) 70%, rgba(4, 14, 28, 0.95) 100%);
  pointer-events: none;
}

#mission .section-header,
#mission .mission-grid {
  position: relative;
  z-index: 1;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.mission-card {
  background: var(--midnight);
  padding: 2.8rem 1.8rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.mission-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.mission-card:hover::before {
  transform: scaleX(1);
}

.mission-card:hover {
  background: var(--midnight-light);
}

.mission-icon-wrap {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.4rem;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
  position: relative;
}

.mission-icon-wrap::before {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(0, 229, 255, 0.08);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.mission-icon-wrap svg {
  width: 26px;
  height: 26px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.5;
}

.mission-idx {
  position: absolute;
  top: 0.9rem;
  right: 1rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.mission-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.mission-body {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.5;
}

/* ---------- SOLUTION OVERVIEW (首页) ---------- */
#solutions-overview {
  background: var(--charcoal-mid);
  position: relative;
  overflow: hidden;
}

.solutions-video-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.solutions-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.solutions-video-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(10, 20, 35, 0.6) 0%, rgba(10, 20, 35, 0.85) 70%, rgba(10, 20, 35, 0.95) 100%);
  pointer-events: none;
}

#solutions-overview .section-header,
#solutions-overview .solutions-grid {
  position: relative;
  z-index: 1;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 1fr;
  gap: 2px;
  background: var(--border);
}

.sol-card {
  background: var(--charcoal-dark);
  overflow: hidden;
  position: relative;
  height: 100%;
  display: flex;
  transition: all 0.4s;
}

.sol-content-wrapper {
  flex: 1;
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.sol-image-wrapper {
  flex: 1;
  position: relative;
  overflow: hidden;
  padding: 3rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sol-image-wrapper img {
  width: 100%;
  height: auto;
  max-height: calc(100% - 1rem);
  object-fit: contain;
}

/* 卡片1 —— 纯青色 */
.sol-card:nth-child(1) {
  --acc: #00bcd4;
  --acc-g: rgba(0, 188, 212, 0.2);
}
.sol-card:nth-child(1) .sol-content-wrapper {
  background: linear-gradient(135deg, #040e1c, #0a1628 60%, #008b9e);
}

/* 卡片2 —— 偏蓝青色（青蓝） */
.sol-card:nth-child(2) {
  --acc: #0097c4;
  --acc-g: rgba(0, 151, 196, 0.2);
}
.sol-card:nth-child(2) .sol-content-wrapper {
  background: linear-gradient(135deg, #030a16, #081220 60%, #00759e);
}

/* 卡片3 —— 深青色（低饱和度、偏暗） */
.sol-card:nth-child(3) {
  --acc: #007a8a;          /* 较暗的青灰色 */
  --acc-g: rgba(0, 122, 138, 0.2);
}
.sol-card:nth-child(3) .sol-content-wrapper {
  background: linear-gradient(135deg, #040c1a, #091528 60%, #005a6a);
}

/* 卡片4 —— 淡青色（明度更高） */
.sol-card:nth-child(4) {
  --acc: #4dd0e1;
  --acc-g: rgba(77, 208, 225, 0.2);
}
.sol-card:nth-child(4) .sol-content-wrapper {
  background: linear-gradient(135deg, #050e1c, #0a1628 60%, #26b5c4);
}

.sol-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--acc), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.sol-card:hover::after {
  transform: scaleX(1);
}

.sol-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 5.2rem;
  font-weight: 900;
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  line-height: 1;
}

.sol-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--acc);
  border: 1px solid var(--acc);
  padding: 3px 9px;
  display: inline-block;
  margin-bottom: 1rem;
  background: var(--acc-g);
}

.sol-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.sol-body {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.5;
  flex-grow: 1;
  min-height: 80px;
}

.sol-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 1rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acc);
  text-decoration: none;
  transition: gap 0.2s;
}

.sol-link:hover {
  gap: 12px;
}

.sol-link svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.sol-num {
  position: absolute;
  bottom: 1.4rem;
  right: 1.8rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 5.2rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.15);
  line-height: 1;
  pointer-events: none;
}

/* ---------- PRODUCT PLATFORMS (首页) ---------- */
#products {
  background: var(--charcoal-dark);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 1.4rem;
}

.product-card {
  border: 1px solid var(--border);
  background: var(--charcoal-mid);
  padding: 1.8rem 1.6rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 16px 16px 0;
  border-color: transparent var(--border) transparent transparent;
  transition: border-color 0.3s;
}

.product-card:hover {
  border-color: var(--border-cyan);
  background: var(--midnight);
}

.product-card:hover::before {
  border-right-color: var(--cyan-dim);
}

.product-img {
  width: 100%;
  height: 320px;
  background: var(--charcoal-dark);
  border: 1px solid var(--border);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-img svg {
  width: 68px;
  height: 68px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 0.9;
  opacity: 0.55;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-img::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.product-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.65rem;
}

.product-body {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.5;
  margin-bottom: 1.1rem;
}

.product-specs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.spec-k {
  color: var(--text-muted);
}

.spec-v {
  color: var(--cyan);
}


/* ---------- CREDIBILITY (首页) ---------- */
#credibility {
  position: relative;
  background: var(--charcoal-mid);
  padding: 6rem 5rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.credibility-video-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.credibility-video-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1;
}

.credibility-video {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  object-fit: cover;
}

#credibility > .section-header,
#credibility > .cred-stats {
  position: relative;
  z-index: 1;
}

.cred-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 4rem;
}

.cred-block {
  background: var(--charcoal-dark);
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cred-block::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.cred-block:hover::after {
  transform: scaleX(1);
}

.cred-val {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--cyan);
  display: block;
  line-height: 1;
  margin-bottom: 0.9rem;
}

.cred-val sup {
  font-size: 0.85em;
  color: var(--silver);
  vertical-align: super;
}

.cred-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.92rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.cred-row-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 1.4rem;
}

.cert-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cert-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border: 1px solid var(--border);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--charcoal-dark);
}

.cert-badge svg {
  width: 14px;
  height: 14px;
  stroke: var(--orange);
  fill: none;
  stroke-width: 1.5;
}


/* ---------- FINAL CTA (首页) ---------- */
#cta {
  background: var(--midnight);
  border-top: 1px solid var(--border);
  padding: 8rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.15;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 229, 255, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 2;
}

.cta-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 1.4rem;
  display: block;
}

.cta-heading {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.cta-heading span {
  color: var(--cyan);
}

.cta-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.btn-cta-primary {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.86rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 18px 42px;
  background: var(--cyan);
  color: var(--charcoal-dark);
  border: none;
  cursor: none;
  font-weight: 700;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-cta-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.btn-cta-primary:hover::after {
  transform: translateX(100%);
}

.btn-cta-primary:hover {
  background: var(--text-primary);
}

.btn-cta-secondary {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.76rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 17px 42px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(196, 207, 217, 0.28);
  cursor: none;
  transition: all 0.2s;
}

.btn-cta-secondary:hover {
  border-color: var(--text-primary);
  background: rgba(196, 207, 217, 0.05);
}

/* ---------- SYSTEM ARCHITECTURE ---------- */
#architecture {
  background: var(--midnight);
  border-top: 1px solid var(--border);
}

.arch-hdr {
  text-align: center;
  margin-bottom: 4rem;
}

/* Stack diagram */
.stack-wrap {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.stack-layer {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
  background: var(--border);
  transition: background 0.25s;
}

.stack-layer:hover {
  background: var(--border-cyan);
}

.sl-label {
  background: var(--charcoal-mid);
  padding: 1.4rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-right: 1px solid var(--border);
}

.sl-name {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: horizontal-tb;
}

.sl-lnum {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
}

.sl-content {
  background: var(--charcoal-dark);
  padding: 1.4rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.sl-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--charcoal-mid);
  transition: all 0.2s;
  white-space: nowrap;
}

.sl-item-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.sl-item:hover {
  color: var(--text-primary);
  border-color: var(--border-cyan);
}

/* Layer accent lines */
.stack-layer:nth-child(1) .sl-label {
  border-left: 3px solid var(--cyan);
}

.stack-layer:nth-child(2) .sl-label {
  border-left: 3px solid var(--orange);
}

.stack-layer:nth-child(3) .sl-label {
  border-left: 3px solid var(--green);
}

.stack-layer:nth-child(4) .sl-label {
  border-left: 3px solid var(--purple);
}

.stack-layer:nth-child(5) .sl-label {
  border-left: 3px solid var(--silver);
}

.stack-layer:nth-child(1) .sl-item-dot {
  background: var(--cyan);
}

.stack-layer:nth-child(2) .sl-item-dot {
  background: var(--orange);
}

.stack-layer:nth-child(3) .sl-item-dot {
  background: var(--green);
}

.stack-layer:nth-child(4) .sl-item-dot {
  background: var(--purple);
}

.stack-layer:nth-child(5) .sl-item-dot {
  background: var(--silver);
}

/* Architecture diagram canvas */
.arch-canvas-wrap {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  position: relative;
  overflow: hidden;
  height: 360px;
  margin-top: 4rem;
}

.arch-canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.arch-legend {
  position: absolute;
  bottom: 1.2rem;
  right: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.al-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.al-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ---------- FOOTER ---------- */
footer {
  position: relative;
  z-index: 10;
  background: var(--charcoal-dark);
  border-top: 1px solid var(--border);
}

.footer-top {
  padding: 3.5rem 5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 0.94rem;
  letter-spacing: 0.2em;
  color: var(--text-primary);
  text-decoration: none;
}

.footer-logo svg {
  width: 28px;
  height: 28px;
}

.footer-tagline {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 400;
  line-height: 1.7;
  max-width: 260px;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 1.25rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: rgba(255, 255, 255, 0.65);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transition: all 0.25s ease;
}

.social-links a:hover {
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
  border-color: rgba(0, 229, 255, 0.3);
}

.social-links svg {
  width: 18px;
  height: 18px;
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 0.5rem;
}

.footer-col h4 {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.15rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-weight: 500;
}

.footer-col a {
  display: block;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  margin-bottom: 0.55rem;
  transition: color 0.2s;
  font-weight: 300;
}

.footer-col a:hover {
  color: var(--cyan);
}

.footer-bottom {
  padding: 1.2rem 5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
  display: flex;
  gap: 1.8rem;
}

.footer-legal a {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-legal a:hover {
  color: var(--cyan);
}

/* ---------- RESPONSIVE (通用) ---------- */
@media (max-width: 1200px) {
  .hero-right {
    display: none;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .nav-center {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }


/* ---------- MOBILE NAV OPEN STATE ---------- */
.nav-toggle span {
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.nav-center.nav-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  height: auto;
  background: rgba(8, 10, 14, 0.98);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 0;
  z-index: 999;
  backdrop-filter: blur(16px);
}
.nav-center.nav-open .nav-item {
  height: auto;
  width: 100%;
  flex-direction: column;
  align-items: flex-start;
}
.nav-center.nav-open .nav-item > a {
  padding: 0.75rem 2rem;
  height: auto;
  width: 100%;
  border-bottom: 1px solid var(--border);
  border-left: none;
}
.nav-center.nav-open .dropdown {
  position: static;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  border: none;
  border-top: 1px solid var(--border);
  padding-left: 1.5rem;
  width: 100%;
  display: none;
}
.nav-center.nav-open .nav-item.dropdown-open .dropdown {
  display: block;
}
  section {
    padding: 5rem 2.5rem;
  }

  .mission-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr 1fr;
  }

  .tech-layout {
    grid-template-columns: 1fr;
  }

  .cred-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .resources-grid {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .hero-inner {
    padding: 0 2.5rem;
  }

  #cta {
    padding: 6rem 2.5rem;
  }

  .footer-bottom {
    padding: 1.2rem 2.5rem;
    flex-direction: column;
    gap: 0.8rem;
    text-align: center;
  }

  .partner-logo {
    padding: 0.9rem 1.5rem;
    font-size: 0.6rem;
  }
}

/* ---------- ABOUT PAGE SPECIFIC ---------- */
.hero-telem {
  position: absolute;
  top: 96px;
  right: 5rem;
  z-index: 4;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  animation: fadIn 0.9s ease 1.1s forwards;
}

@keyframes fadIn {
  to {
    opacity: 1;
  }
}

.ht-row {
  background: rgba(10, 22, 40, 0.82);
  border: 1px solid var(--border);
  border-left: 2px solid var(--cyan);
  padding: 0.5rem 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  backdrop-filter: blur(8px);
}

.ht-key {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  flex-shrink: 0;
}

.ht-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--cyan);
}

.ht-row.o {
  border-left-color: var(--orange);
}

.ht-row.o .ht-val {
  color: var(--orange);
}

.ht-row.g {
  border-left-color: var(--green);
}

.ht-row.g .ht-val {
  color: var(--green);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(122, 143, 163, 0.65);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.2s forwards;
}

.breadcrumb a {
  color: rgba(122, 143, 163, 0.65);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover {
  color: var(--cyan);
}

.breadcrumb .sep {
  color: var(--border);
}

.breadcrumb .cur {
  color: var(--cyan);
}

.ey-line {
  width: 32px;
  height: 1px;
  background: var(--orange);
}

.ey-text {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--orange);
}

.hero-strip {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 2.8rem;
  padding-top: 2.4rem;
  border-top: 1px solid var(--border);
  opacity: 0;
  animation: fadeUp 0.9s ease 0.8s forwards;
  flex-wrap: wrap;
}

.hs-item {
  display: flex;
  flex-direction: column;
  padding-right: 2.8rem;
  margin-right: 2.8rem;
  border-right: 1px solid var(--border);
}

.hs-item:last-child {
  border-right: none;
  margin-right: 0;
}

.hs-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
  display: block;
}

.hs-val sup {
  font-size: 0.68em;
  color: var(--text-muted);
  vertical-align: super;
}

.hs-key {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-top: 3px;
}

/* ---------- COMPANY OVERVIEW (about page) ---------- */
#overview {
  background: var(--midnight);
}

.overview-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5px;
  background: var(--border);
  margin-top: 3.5rem;
  overflow: hidden;
}

.ov-visual {
  background: #000000;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.ov-visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.ov-text {
  background: #000000;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.ov-text::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.ov-text p {
  font-size: 1.15rem;
  color: #ffffff;
  font-weight: 300;
  line-height: 1.65;
  margin-top: 2rem;
}

.ov-text p:first-child {
  margin-top: 1.5rem;
}

.ov-image {
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.ov-image img {
  width: 100%;
  height: auto;
  display: block;
}

.founding-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 1px solid var(--border);
  margin-top: 2.2rem;
  margin-left: 0.4rem;
}

.ft-entry {
  display: flex;
  gap: 1.4rem;
  padding: 1rem 1.2rem;
  position: relative;
  transition: background 0.2s;
}

.ft-entry:hover {
  background: rgba(0, 229, 255, 0.03);
}

.ft-entry::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  background: var(--charcoal-dark);
  box-shadow: 0 0 5px rgba(0, 229, 255, 0.3);
}

.ft-year {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cyan);
  flex-shrink: 0;
  min-width: 42px;
  line-height: 1.4;
}

.ft-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.18rem;
}

.ft-text {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.55;
}

.overview-canvas-wrap {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  position: relative;
  overflow: hidden;
  height: 280px;
  margin-bottom: 1.4rem;
}

.overview-canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ov-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
}

.ov-stat {
  background: var(--charcoal-dark);
  padding: 1.3rem 1.2rem;
  position: relative;
  overflow: hidden;
  transition: background 0.25s;
}

.ov-stat:hover {
  background: var(--midnight-light);
}

.ov-stat::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.ov-stat:hover::after {
  transform: scaleX(1);
}

.ov-val {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  font-weight: 900;
  color: var(--cyan);
  display: block;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.ov-val sup {
  font-size: 0.42em;
  color: var(--text-muted);
  vertical-align: super;
}

.ov-key {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

/* ---------- VISION & MISSION (about page) ---------- */
#vision {
  background: var(--charcoal-mid);
  border-top: 1px solid var(--border);
}

.vm-container {
  margin-top: 3.5rem;
  background: var(--midnight);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4), 0 0 60px rgba(0, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* Top: Vision & Mission Cards */
.vm-top-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5px;
  background: var(--border);
  overflow: hidden;
  align-items: stretch;
}

.vm-top-card {
  background: rgba(0, 0, 0, 0.3);
  padding: 0;
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 0;
  align-items: center;
}

.vm-top-card:hover {
  background: rgba(0, 0, 0, 0.5);
}

.vm-card-content {
  padding: 2.5rem;
}

.vm-card-image {
  width: 380px;
  height: 300px;
  flex-shrink: 0;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.2);
  margin: 1.5rem 1.5rem 1.5rem 0;
}

.vm-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.vm-top-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.vm-top-card.vision-card::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.vm-top-card.mission-card::before {
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.vm-top-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.3rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.vm-top-card.vision-card .vm-top-label {
  color: var(--cyan);
}

.vm-top-card.mission-card .vm-top-label {
  color: var(--orange);
}

.vm-top-card.mission-card {
  text-align: left;
}

.vm-top-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.35;
  margin-bottom: 1rem;
}

.vm-top-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.75;
}

/* Bottom: How We Create Value */
.vm-bottom-section {
  margin-top: 2rem;
}

.vm-bottom-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cyan);
  text-align: left;
  margin-bottom: 1.5rem;
  padding-left: 3.8rem;
  position: relative;
}

.vm-bottom-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 14px;
  background: linear-gradient(to bottom, var(--cyan), var(--orange));
}

.vm-bottom-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5px;
  background: var(--border);
  overflow: hidden;
}

.vm-bottom-card {
  background: rgba(0, 0, 0, 0.3);
  padding: 2rem 1.8rem;
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
}

.vm-bottom-card:hover {
  background: rgba(0, 0, 0, 0.5);
}

.vm-bottom-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  opacity: 0.5;
  margin-bottom: 1rem;
}

.vm-bottom-card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 0.8rem;
}

.vm-bottom-card-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.7;
}

/* ---------- VALUES (about page) ---------- */
#values {
  background: var(--midnight);
  border-top: 1px solid var(--border);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 3.5rem;
}

.val-card {
  background: var(--charcoal-dark);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
  cursor: none;
  display: flex;
  flex-direction: column;
}

.val-card:hover {
  background: var(--midnight-light);
}

.val-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  transform: scaleX(0);
  transition: transform 0.4s;
}

.val-card:hover::before {
  transform: scaleX(1);
}

.val-card:nth-child(1)::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.val-card:nth-child(2)::before {
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.9), transparent);
}

.val-card:nth-child(3)::before {
  background: linear-gradient(90deg, transparent, rgba(0, 255, 220, 0.85), transparent);
}

.val-card:nth-child(4)::before {
  background: linear-gradient(90deg, transparent, rgba(50, 230, 255, 0.9), transparent);
}

.val-card:nth-child(5)::before {
  background: linear-gradient(90deg, transparent, rgba(0, 210, 245, 0.85), transparent);
}

.val-card:nth-child(6)::before {
  background: linear-gradient(90deg, transparent, rgba(80, 240, 255, 0.9), transparent);
}

.val-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: transparent;
  line-height: 1;
  margin-bottom: 1.2rem;
}

.val-card:nth-child(1) .val-num {
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.18);
}

.val-card:nth-child(2) .val-num {
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.16);
}

.val-card:nth-child(3) .val-num {
  -webkit-text-stroke: 1px rgba(0, 255, 220, 0.15);
}

.val-card:nth-child(4) .val-num {
  -webkit-text-stroke: 1px rgba(50, 230, 255, 0.16);
}

.val-card:nth-child(5) .val-num {
  -webkit-text-stroke: 1px rgba(0, 210, 245, 0.15);
}

.val-card:nth-child(6) .val-num {
  -webkit-text-stroke: 1px rgba(80, 240, 255, 0.16);
}

.val-icon {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.val-card:nth-child(odd) .val-icon {
  border-color: var(--border-cyan);
  background: var(--cyan-ghost);
}

.val-card:nth-child(even) .val-icon {
  border-color: rgba(0, 229, 255, 0.4);
  background: rgba(0, 229, 255, 0.08);
}

.val-card:nth-child(3) .val-icon {
  border-color: rgba(0, 255, 220, 0.35);
  background: rgba(0, 255, 220, 0.08);
}

.val-card:nth-child(4) .val-icon {
  border-color: rgba(50, 230, 255, 0.4);
  background: rgba(50, 230, 255, 0.08);
}

.val-card:nth-child(odd) .val-icon svg {
  stroke: var(--cyan);
}

.val-card:nth-child(even) .val-icon svg {
  stroke: rgba(0, 229, 255, 0.9);
}

.val-card:nth-child(3) .val-icon svg {
  stroke: rgba(0, 255, 220, 0.85);
}

.val-card:nth-child(4) .val-icon svg {
  stroke: rgba(50, 230, 255, 0.9);
}

.val-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke-width: 1.5;
}

.val-icon img {
  width: 40px;
  height: 40px;
  display: block;
}

.val-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.7rem;
}

.val-card:nth-child(1) .val-name {
  color: var(--cyan);
}

.val-card:nth-child(2) .val-name {
  color: rgba(0, 229, 255, 0.9);
}

.val-card:nth-child(3) .val-name {
  color: rgba(0, 255, 220, 0.85);
}

.val-card:nth-child(4) .val-name {
  color: rgba(50, 230, 255, 0.9);
}

.val-card:nth-child(5) .val-name {
  color: rgba(0, 210, 245, 0.85);
}

.val-card:nth-child(6) .val-name {
  color: rgba(80, 240, 255, 0.9);
}

.val-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.78;
}


/* ---------- PAGE CTA (通用) ---------- */
#page-cta {
  background: var(--midnight);
  border-top: 1px solid var(--border);
  padding: 7rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.11;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 280px;
  background: radial-gradient(ellipse, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 2;
}

.cta-lbl {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 1.2rem;
  display: block;
}

.cta-h {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 0.8rem;
}

.cta-h span {
  color: var(--cyan);
}

.cta-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.cta-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.btn-cta {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 16px 36px;
  background: var(--cyan);
  color: var(--charcoal-dark);
  border: none;
  cursor: none;
  font-weight: 700;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: background 0.2s;
  text-decoration: none;
  display: inline-block;
  position: relative;
  overflow: hidden;
}

.btn-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.18) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.btn-cta:hover::after {
  transform: translateX(100%);
}

.btn-cta:hover {
  background: var(--text-primary);
}

.btn-cta-ghost {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 15px 36px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(196, 207, 217, 0.28);
  cursor: none;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-cta-ghost:hover {
  border-color: var(--text-primary);
}

/* ---------- FOOTER BOTTOM ---------- */
.footer-bot {
  padding: 1.2rem 5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ---------- RESPONSIVE FOR ABOUT PAGE ---------- */
@media (max-width: 1100px) {
  .overview-layout {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr 1fr;
  }

  .leadership-grid {
    grid-template-columns: 1fr 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .news-featured {
    grid-column: 1;
  }
}

@media (max-width: 860px) {
  .section-pad,
  #page-cta {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .hero-inner {
    padding: 2.5rem 2.5rem 4rem;
  }

  .hero-telem {
    display: none;
  }

  .vm-layout,
  .leadership-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .pc-logos {
    grid-template-columns: 1fr 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-bot {
    padding: 1.2rem 2.5rem;
    flex-direction: column;
    gap: 0.8rem;
    text-align: center;
  }

  .hs-item {
    border-right: none;
    padding-right: 0;
    margin-right: 0;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
  }
}

/* ---------- PRODUCT DETAIL PAGE ---------- */
.hero-cat-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--border-cyan);
  color: var(--cyan);
  background: var(--cyan-ghost);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 1.2rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.3s forwards;
}

.hero-cat-badge::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 5px var(--cyan);
}

.hero-model {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.35s forwards;
}

/* 产品详情页右侧统计卡片（覆盖部分 .hero-right 样式） */
.hero-right {
  position: absolute;
  right: 4rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  gap: 1px;
  width: 260px;
  opacity: 0;
  animation: fadeIn 1s ease 1s forwards;
}

.hero-stat {
  background: rgba(10, 22, 40, 0.9);
  border: 1px solid var(--border);
  padding: 1.1rem 1.4rem;
  position: relative;
}

.hero-stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.hs-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.65rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
  display: block;
}

.hs-val sup {
  font-size: 0.48em;
  color: var(--silver);
  vertical-align: super;
}

.hs-key {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.56rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-top: 3px;
}

/* ---------- STICKY SUB-NAV (product detail) ---------- */
#sub-nav {
  position: sticky;
  top: 68px;
  z-index: 100;
  background: rgba(10, 14, 20, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.sub-nav-inner {
  display: flex;
  align-items: center;
  padding: 0 5rem;
  overflow-x: auto;
}

.sub-link {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1rem 1.4rem;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
  cursor: none;
}

.sub-link:hover {
  color: var(--text-secondary);
}

.sub-link.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- SHARED WRAP (product detail) ---------- */


.s-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.7rem;
}

.s-tag::before {
  content: '[';
  opacity: 0.5;
}

.s-tag::after {
  content: ']';
  opacity: 0.5;
}

.s-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
}

.s-title .dim {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.9);
}

.divider-l {
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  margin-top: 1rem;
}

/* ---------- MISSION CAPABILITY (product detail) ---------- */
.mc-card {
  background: var(--midnight);
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.mc-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.mc-card:hover::before {
  transform: scaleX(1);
}

.mc-card:hover {
  background: var(--midnight-light);
}

.mc-num {
  position: absolute;
  top: 0.8rem;
  right: 1rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.mc-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 1.2rem;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
}

.mc-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.5;
}

.mc-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.mc-body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.7;
}

/* ---------- KEY FEATURES (product detail) ---------- */
#features {
  background: var(--charcoal-mid);
}

.feat-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.feat-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.feat-item {
  display: flex;
  gap: 1.2rem;
  padding: 1.4rem;
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  transition: border-color 0.25s, background 0.25s;
}

.feat-item:hover {
  border-color: var(--border-cyan);
  background: var(--midnight);
}

.fi-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
}

.fi-icon svg {
  width: 17px;
  height: 17px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.5;
}

.fi-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.fi-body {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.65;
}

.feat-visual {
  position: relative;
}

.feat-hud {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  padding: 1.8rem;
  position: relative;
}

.fhud-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.4rem;
  display: flex;
  justify-content: space-between;
}

.fhud-title span {
  color: var(--text-muted);
}

.prog-row {
  margin-bottom: 1.1rem;
}

.prog-lbl {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ---------- SYSTEM ARCHITECTURE (product detail) ---------- */
#architecture {
  background: var(--midnight);
}

.arch-hdr {
  text-align: center;
  margin-bottom: 3.5rem;
}

.arch-nodes {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: var(--border);
  border: 1px solid var(--border);
}

.arch-node {
  flex: 1;
  background: var(--midnight);
  padding: 2.5rem 1.8rem;
  text-align: center;
  position: relative;
  border-right: 1px solid var(--border);
  transition: background 0.3s;
}

.arch-node:last-child {
  border-right: none;
}

.arch-node:hover {
  background: var(--midnight-light);
}

.arch-node::after {
  content: '';
  position: absolute;
  right: -1px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40%;
  background: linear-gradient(to bottom, transparent, var(--cyan-dim), transparent);
}

.arch-node:last-child::after {
  display: none;
}

.arch-node-num {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.arch-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.4rem;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
  position: relative;
}

.arch-icon::before {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(0, 229, 255, 0.08);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.arch-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.4;
}

.arch-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.arch-body {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.7;
}

.arch-connector {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 0.8rem;
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}

.arch-connector-dot {
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan-dim);
  background: var(--midnight);
  border-radius: 50%;
}

/* ---------- PAYLOAD OPTIONS (product detail) ---------- */
#payloads {
  background: var(--charcoal-dark);
}

.payload-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  margin-top: 3rem;
}

.payload-card {
  border: 1px solid var(--border);
  background: var(--charcoal-mid);
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  position: relative;
}

.payload-card:hover {
  border-color: var(--border-cyan);
  background: var(--midnight);
}

.payload-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 16px 16px 0;
  border-color: transparent var(--border) transparent transparent;
  transition: border-color 0.25s;
}

.payload-card:hover::before {
  border-right-color: var(--cyan-dim);
}

.payload-thumb {
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.payload-thumb-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #040e1c, #091a2e);
  background-image: linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 30px 30px;
}

.payload-thumb svg {
  width: 60px;
  height: 60px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 0.8;
  opacity: 0.3;
  position: relative;
  z-index: 1;
}

.payload-thumb-acc {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.payload-body {
  padding: 1.4rem;
}

.payload-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.payload-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 0.9rem;
}

.payload-specs {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}

.ps-row {
  display: flex;
  justify-content: space-between;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.ps-k {
  color: var(--text-muted);
}

.ps-v {
  color: var(--cyan);
}

/* ---------- SOFTWARE (product detail) ---------- */
#software {
  background: var(--midnight);
}

.sw-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.sw-modules {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

.sw-mod {
  background: var(--midnight);
  display: flex;
  align-items: flex-start;
  gap: 1.4rem;
  padding: 1.8rem;
  transition: background 0.25s;
  cursor: none;
}

.sw-mod:hover {
  background: var(--midnight-light);
}

.sw-mod-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.16);
  line-height: 1;
  flex-shrink: 0;
  width: 2.2rem;
  padding-top: 2px;
}

.sw-mod-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
}

.sw-mod-icon svg {
  width: 17px;
  height: 17px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.5;
}

.sw-mod-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.sw-mod-body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.65;
}

.sw-mod-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.65rem;
  flex-wrap: wrap;
}

.sw-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.sw-terminal {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  overflow: hidden;
}

.term-header {
  background: var(--charcoal-mid);
  padding: 0.7rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.term-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.term-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-left: auto;
}

.term-body {
  padding: 1.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.term-line {
  display: block;
  padding: 1px 0;
}

.term-prompt {
  color: var(--cyan);
}

.term-cmd {
  color: var(--text-primary);
}

.term-out {
  color: var(--text-secondary);
  padding-left: 1.2em;
}

.term-ok {
  color: #00ff88;
}

.term-val {
  color: var(--orange);
}

.term-cursor {
  display: inline-block;
  width: 6px;
  height: 12px;
  background: var(--cyan);
  animation: blink 0.9s step-end infinite;
  vertical-align: middle;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* ---------- SPECIFICATIONS (product detail) ---------- */
#specifications {
  background: var(--charcoal-mid);
}

.spec-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}

.spec-group {
  margin-bottom: 2.5rem;
}

.spec-group-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr {
  border-bottom: 1px solid var(--border);
}

.spec-table tr:last-child {
  border-bottom: none;
}

.spec-table td {
  padding: 0.75rem 0.5rem;
  font-size: 0.9rem;
  vertical-align: top;
}

.spec-table .sk {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
  color: var(--text-secondary);
  width: 45%;
}

.spec-table .sv {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-primary);
  letter-spacing: 0.06em;
}

.spec-table .sv strong {
  color: var(--cyan);
  font-weight: 400;
}

.spec-radar-wrap {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  padding: 1.8rem;
  position: relative;
}

/* ---------- DOWNLOADS (product detail) ---------- */
#downloads {
  background: var(--midnight);
  border-top: 1px solid var(--border);
}

.dl-hdr {
  text-align: center;
  margin-bottom: 3rem;
}

.dl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.dl-card {
  background: var(--midnight);
  padding: 2.2rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.2rem;
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
}

.dl-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: scaleX(0);
  transition: transform 0.4s;
}

.dl-card:hover::before {
  transform: scaleX(1);
}

.dl-card:hover {
  background: var(--midnight-light);
}

.dl-icon {
  width: 52px;
  height: 52px;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
}

.dl-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.4;
}

.dl-type {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid var(--border-cyan);
  color: var(--cyan);
  background: var(--cyan-ghost);
  display: inline-block;
}

.dl-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  line-height: 1.25;
}

.dl-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.65;
  flex: 1;
}

.dl-meta {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ---------- BUTTONS ---------- */
.btn-outline-c {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 13px 22px;
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--border-cyan);
  cursor: none;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.btn-outline-c svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.btn-outline-c:hover {
  background: var(--cyan-ghost);
}

.btn-dl {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--border-cyan);
  color: var(--cyan);
  cursor: none;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.btn-dl svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.btn-dl:hover {
  background: var(--cyan-ghost);
  border-color: var(--cyan);
}

/* ---------- RESPONSIVE (product detail) ---------- */
@media (max-width: 1200px) {
  .hero-right {
    display: none;
  }
}

@media (max-width: 1050px) {
  .feat-layout,
  .sw-layout,
  .spec-layout {
    grid-template-columns: 1fr;
  }

  .arch-nodes {
    flex-direction: column;
  }

  .arch-node {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .arch-node:last-child {
    border-bottom: none;
  }

  .arch-node::after {
    display: none;
  }

  .payload-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dl-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .s-wrap {
    padding: 4rem 2.5rem;
  }

  #hero .hero-inner {
    padding: 0 2.5rem;
  }

  #page-cta {
    padding: 5rem 2.5rem;
  }

  #sub-nav .sub-nav-inner {
    padding: 0 2.5rem;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .payload-grid,
  .dl-grid {
    grid-template-columns: 1fr;
  }
}


/* ---------- SOLUTION LIST PAGE ---------- */
/* 已在全局包含类似卡片样式，此处补充可能缺失的 */
#solutions-grid {
  background: var(--midnight);
  padding: 5rem;
}

#solutions-grid .grid-hdr {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

#solutions-grid .divider-l {
  margin-left: auto;
  margin-right: auto;
}

.sol-cards {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

#solution-challenges .challenges-layout {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--midnight);
  border: 1px solid var(--border);
  overflow: hidden;
}

#solution-challenges .challenges-top {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid var(--border);
}

#solution-challenges .challenges-bottom {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 0;
}

#solution-challenges .challenges-image {
  padding: 2.5rem;
  background: var(--charcoal-dark);
  overflow: hidden;
  position: relative;
  border-right: 1px solid var(--border);
}

#solution-challenges .challenges-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}

#solution-challenges .challenges-points {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

#solution-challenges .sol-card-title {
  max-width: none;
}

#solution-challenges .sol-card-desc {
  max-width: none;
}

main.single-solution-page section:not(#page-hero) {
  padding: 4rem 5rem;
}

#solution-product-combination .combo-layout {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--midnight);
  border: 1px solid var(--border);
  overflow: hidden;
}

#solution-product-combination .combo-top {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid var(--border);
}

#solution-product-combination .combo-top .sol-card-title {
  max-width: none;
}

#solution-product-combination .combo-top .sol-card-desc {
  max-width: none;
}

#solution-product-combination .sol-uses-wrapper {
  max-width: none;
}

#solution-product-combination .combo-products {
  padding: 2.5rem;
  background: var(--charcoal-dark);
}

#solution-application-scenarios .scenarios-layout {
  margin-top: 3.5rem;
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--midnight);
  border: 1px solid var(--border);
  overflow: hidden;
}

#solution-application-scenarios .scenarios-top {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid var(--border);
}

#solution-application-scenarios .scenarios-top .sol-card-title {
  max-width: none;
}

#solution-application-scenarios .scenarios-top .sol-card-desc {
  max-width: none;
}

#solution-application-scenarios .scenarios-bottom {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--charcoal-dark);
}

#solution-application-scenarios .scenarios-label {
  grid-column: 1 / -1;
  padding: 1.5rem 1.5rem 0;
  width: auto;
  justify-content: flex-start;
}

#solution-application-scenarios .scenarios-label .uses-label-text {
  font-family: inherit;
  font-size: clamp(22px, 2vw, 32px);
  font-weight: normal;
  letter-spacing: 0.04em;
  text-transform: none;
  color: #fff;
  text-shadow: none;
}

#solution-application-scenarios .scenario-item {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-right: 1px solid var(--border);
}

#solution-application-scenarios .scenario-item:last-child {
  border-right: none;
}

#solution-application-scenarios .scenario-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 4px;
}

#solution-application-scenarios .scenario-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#solution-application-scenarios .scenario-title {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 450;
  line-height: 1.8;
  text-align: center;
}

.sol-card {
  background: var(--midnight);
  display: grid;
  grid-template-columns: 45% 55%;
  min-height: 380px;
  overflow: hidden;
  transition: background 0.3s;
}



.sol-card-visual {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sol-vis-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
}

.sol-vis-image {
  position: absolute;
  top: 4.5rem;
  right: 4.5em;
  bottom: 4.5rem;
  left: 4.5rem;
  z-index: 1;
  border-radius: 6px;
  overflow: hidden;
}

.sol-vis-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0.85;
}

.sol-card:nth-child(1) .sol-card-visual {
  background: linear-gradient(135deg, #040e1c 0%, #0a1a30 100%);
}

.sol-card:nth-child(2) .sol-card-visual {
  background: linear-gradient(135deg, #030a16 0%, #081220 100%);
}

.sol-card:nth-child(3) .sol-card-visual {
  background: linear-gradient(135deg, #040c1a 0%, #091528 100%);
}

.sol-card:nth-child(4) .sol-card-visual {
  background: linear-gradient(135deg, #050e1c 0%, #0a1628 100%);
}

.sol-vis-icon {
  width: 160px;
  height: 160px;
  position: relative;
  z-index: 2;
  opacity: 0.18;
}

.sol-vis-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke-width: 0.7;
}

.sol-card:nth-child(1) .sol-vis-icon svg {
  stroke: var(--cyan);
}

.sol-card:nth-child(2) .sol-vis-icon svg {
  stroke: var(--cyan);
}

.sol-card:nth-child(3) .sol-vis-icon svg {
  stroke: var(--cyan);
}

.sol-card:nth-child(4) .sol-vis-icon svg {
  stroke: var(--cyan);
}

.sol-vis-accent {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.sol-card:nth-child(1) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.sol-card:nth-child(2) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.sol-card:nth-child(3) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.sol-card:nth-child(4) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.sol-vis-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid;
  z-index: 3;
}

/* ========================================
   卡片 1 ~ 4 背景渐变 & 自定义颜色变量
   ======================================== */

/* 卡片1 —— 纯青色 */
.sol-card:nth-child(1) {
  --acc: #00bcd4;
  --acc-g: rgba(0, 188, 212, 0.2);
}
.sol-card:nth-child(1) .sol-content-wrapper {
  background: linear-gradient(135deg, #040e1c, #0a1628 60%, #008b9e);
}

/* 卡片2 —— 偏蓝青色（冷调） */
.sol-card:nth-child(2) {
  --acc: #0097c4;
  --acc-g: rgba(0, 151, 196, 0.2);
}
.sol-card:nth-child(2) .sol-content-wrapper {
  background: linear-gradient(135deg, #030a16, #081220 60%, #00759e);
}

/* 卡片3 —— 深青色（低饱和度、偏暗） */
.sol-card:nth-child(3) {
  --acc: #007a8a;
  --acc-g: rgba(0, 122, 138, 0.2);
}
.sol-card:nth-child(3) .sol-content-wrapper {
  background: linear-gradient(135deg, #040c1a, #091528 60%, #005a6a);
}

/* 卡片4 —— 淡青色（高明度） */
.sol-card:nth-child(4) {
  --acc: #4dd0e1;
  --acc-g: rgba(77, 208, 225, 0.2);
}
.sol-card:nth-child(4) .sol-content-wrapper {
  background: linear-gradient(135deg, #050e1c, #0a1628 60%, #26b5c4);
}

/* ========================================
   .sol-vis-badge 统一样式（自动适配色调）
   ======================================== */
.sol-card:nth-child(1) .sol-vis-badge,
.sol-card:nth-child(2) .sol-vis-badge,
.sol-card:nth-child(3) .sol-vis-badge,
.sol-card:nth-child(4) .sol-vis-badge {
  color: var(--acc);
  border-color: var(--acc);
  background: var(--acc-g);
}

.sol-vis-num {
  position: absolute;
  bottom: 1.2rem;
  right: 1.5rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.15);
  line-height: 1;
  z-index: 3;
}

.sol-card-body {
  padding: 3rem 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--border);
}

.sol-card-num-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-bottom: 0.8rem;
}

.sol-card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.1rem, 2vw, 1.65rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.1rem;
  max-width: 520px;
}

.sol-card-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.8;
  max-width: 720px;
  text-align: justify;
  text-justify: inter-word;
}

.sol-uses-wrapper {
  margin-top: 1.6rem;
  display: flex;
  gap: 6.8rem;
  max-width: 600px;
}

.sol-uses-label {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 250px;
}

.uses-label-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 255, 255, 0.5), 0 0 30px rgba(0, 255, 255, 0.3);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.uses-label-text span {
  writing-mode: vertical-rl;
  text-orientation: upright;
  margin-bottom: 0.3rem;
}

.sol-uses {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

.sol-use {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.sol-use::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--text-muted);
  flex-shrink: 0;
  opacity: 0.45;
}

.sol-card-foot {
  margin-top: 2.2rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

#solutions-cta {
  background: var(--midnight);
  border-top: 1px solid var(--border);
  padding: 8rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#solutions-cta .cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.15;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
}

#solutions-cta .cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 229, 255, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

#solutions-cta .cta-inner {
  position: relative;
  z-index: 2;
}

#solutions-cta .cta-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 1.4rem;
  display: block;
}

#solutions-cta .cta-heading {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1rem;
}

#solutions-cta .cta-heading span {
  color: var(--cyan);
}

#solutions-cta .cta-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

#solutions-cta .cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.sol-specs {
  display: flex;
  gap: 2rem;
}

.spc-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  display: block;
  line-height: 1;
}

.sol-card:nth-child(1) .spc-val {
  color: var(--cyan);
}

.sol-card:nth-child(2) .spc-val {
  color: var(--cyan);
}

.sol-card:nth-child(3) .spc-val {
  color: var(--cyan);
}

.sol-card:nth-child(4) .spc-val {
  color: var(--cyan);
}

.spc-key {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-top: 2px;
}

.btn-sol {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 11px 22px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: none;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-sol svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  transition: transform 0.2s;
}

.btn-sol:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn-sol:hover svg {
  transform: translateX(4px);
}

/* ---------- CAPABILITY MATRIX (solution list) ---------- */
#cap-matrix {
  background: var(--charcoal-mid);
  padding: 6rem 5rem;
  border-top: 1px solid var(--border);
}

.matrix-hdr {
  margin-bottom: 3rem;
}

.matrix-scroll {
  overflow-x: auto;
}

.mtx {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
}

.mtx th {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.9rem 1.3rem;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: var(--charcoal-dark);
  text-align: left;
  white-space: nowrap;
}

.mtx td {
  padding: 0.85rem 1.3rem;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: var(--charcoal-dark);
  vertical-align: middle;
}

.mtx td:first-child {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.mtx td:not(:first-child) {
  text-align: center;
}

.mtx th:last-child,
.mtx td:last-child {
  border-right: none;
}

.mtx tr:last-child td {
  border-bottom: none;
}

.mtx tr:hover td {
  background: var(--charcoal-mid);
}

.chk {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.chk svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke-width: 2.5;
}

.chk-c svg {
  stroke: var(--cyan);
}

.chk-o svg {
  stroke: var(--orange);
}

.chk-empty {
  display: inline-block;
  width: 6px;
  height: 6px;
  border: 1px solid rgba(68, 85, 102, 0.5);
}

.mtx-legend {
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.mtx-legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ---------- VIDEO PAGE ---------- */
/* 已在全局包含大部分，此处补充缺失的特定样式 */
.video-section {
  padding: 5rem;
}

.vs-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.6rem;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.vsh-left {
  flex: 1;
}

.vs-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.vs-tag::before {
  content: '[';
  opacity: 0.5;
}

.vs-tag::after {
  content: ']';
  opacity: 0.5;
}

.vs-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.2rem, 2.2vw, 1.8rem);
  font-weight: 700;
  color: var(--text-primary);
}

.vs-divider {
  width: 44px;
  height: 2px;
  margin-top: 0.8rem;
}

.vs-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 420px;
  margin-top: 0.6rem;
  line-height: 1.7;
}

.vs-count {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.vs-count svg {
  width: 11px;
  height: 11px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

/* Featured video card */
.vid-featured-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: border-color 0.3s;
  cursor: none;
}

.vid-featured-wrap:hover {
  border-color: var(--border-cyan);
}

.vf-player {
  position: relative;
  background: var(--charcoal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  overflow: hidden;
}

.vf-player-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 36px 36px;
}

.vf-scan {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.18), transparent);
  animation: phscan 6s linear infinite;
  z-index: 1;
}

@keyframes phscan {
  from {
    top: 0;
  }
  to {
    top: 100%;
  }
}

.vf-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 20, 0.6) 0%, transparent 50%);
  z-index: 1;
}

.vf-play {
  position: relative;
  z-index: 2;
  width: 58px;
  height: 58px;
  border: 2px solid;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  cursor: none;
}

.vf-play svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  stroke: none;
  margin-left: 3px;
}

.vf-play:hover {
  transform: scale(1.1);
}

.vf-duration {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(10, 14, 20, 0.88);
  padding: 3px 9px;
  border: 1px solid;
  z-index: 3;
}

.vf-badge {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.56rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid;
  z-index: 3;
}

.vf-body {
  background: var(--midnight);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--border);
}

.vf-cat {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  gap: 7px;
}

.vf-cat::before {
  content: '';
  width: 14px;
  height: 1px;
  flex-shrink: 0;
}

.vf-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(0.95rem, 1.6vw, 1.35rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 0.9rem;
}

.vf-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.8;
  flex: 1;
}

.vf-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.2rem;
}

.vf-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.54rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.vf-foot {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vf-views {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.57rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.vf-views svg {
  width: 10px;
  height: 10px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.btn-watch {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 10px 22px;
  cursor: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: all 0.2s;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  border: none;
}

.btn-watch svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
  stroke: none;
}

/* Video grid card */
.vid-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.vid-card {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  overflow: hidden;
  transition: border-color 0.28s, background 0.28s;
  cursor: none;
  position: relative;
}

.vid-card:hover {
  background: var(--midnight);
}

.vc-thumb {
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.vc-thumb-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 28px 28px;
}

.vc-thumb-grad {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 20, 0.65) 0%, transparent 55%);
}

.vc-play {
  position: relative;
  z-index: 2;
  width: 44px;
  height: 44px;
  border: 1px solid;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.22s;
}

.vc-play svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
  stroke: none;
  margin-left: 3px;
}

.vid-card:hover .vc-play {
  transform: scale(1.1);
}

.vc-duration {
  position: absolute;
  bottom: 0.7rem;
  right: 0.7rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.62rem;
  font-weight: 700;
  background: rgba(10, 14, 20, 0.88);
  padding: 2px 7px;
  border: 1px solid;
  z-index: 3;
}

.vc-badge {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 1px solid;
  z-index: 3;
}

.vc-body {
  padding: 1.2rem;
}

.vc-cat {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.vc-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 0.45rem;
}

.vc-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.65;
}

.vc-foot {
  padding: 0.85rem 1.2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.vc-views {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.vc-views svg {
  width: 10px;
  height: 10px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.vc-link {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: gap 0.2s;
}

.vc-link svg {
  width: 10px;
  height: 10px;
  fill: currentColor;
  stroke: none;
}

.vc-link:hover {
  gap: 8px;
}


/* ---------- RESPONSIVE (for video/whitepaper) ---------- */
@media (max-width: 1100px) {
  .vid-featured-wrap {
    grid-template-columns: 1fr;
  }

  .vf-body {
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .vid-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-cover {
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    flex-direction: row;
    gap: 2rem;
    padding: 2.5rem;
  }

  .cover-canvas-wrap {
    width: 100px;
    height: 130px;
    flex-shrink: 0;
    margin: 0;
  }

  .main-grid {
    grid-template-columns: 1fr;
  }

  .overview-split {
    grid-template-columns: 1fr;
  }

  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .video-section,
  #page-cta {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .ph-inner {
    padding: 2.5rem 2.5rem 3rem;
  }

  #filter-bar {
    padding: 0 2.5rem;
  }

  .vid-grid {
    grid-template-columns: 1fr;
  }

  .main-grid,
  #related,
  #page-cta {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  #breadcrumb-bar,
  .hero-text {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .hero-text {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
  }

  .abstract-findings {
    grid-template-columns: 1fr;
  }
}

/* ---------- CONTACT PAGE ---------- */
/* 已在全局中包含大部分，此处补充必要的 */
#inquiry-section {
  position: relative;
  z-index: 10;
  background: var(--midnight);
  border-bottom: 1px solid var(--border);
  padding: 6rem 5rem;
}

.inq-header {
  text-align: center;
  margin-bottom: 4rem;
}

.inq-header-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 700;
  color: var(--text-primary);
}

.inq-header-sub {
  font-size: 0.98rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 520px;
  margin: 0.8rem auto 0;
  line-height: 1.8;
}

.inq-divider {
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  margin: 0.9rem auto 0;
}

.inq-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  max-width: 100%;
  margin: 0 auto;
}

.inq-card {
  background: var(--charcoal-dark);
  padding: 0;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  transition: background 0.3s;
}

.inq-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  transform: scaleX(0);
  transition: transform 0.45s;
}

.inq-card:hover {
  background: var(--midnight-light);
}

.inq-card:hover::before {
  transform: scaleX(1);
}

.inq-card.v-card-1::before {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.inq-card.v-card-2::before {
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.inq-card.v-card-3::before {
  background: linear-gradient(90deg, transparent, #a855f7, transparent);
}

/* Card Image */
.inq-card-image {
  width: 380px;
  height: 380px;
  margin: 0 auto;
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(0, 0, 0, 0.2);
}

.inq-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.inq-card:hover .inq-card-image img {
  transform: scale(1.05);
}

/* Card Body */
.inq-card-body {
  padding: 2rem 4.5rem 2.5rem;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  text-align: center;
}

.inq-card-num {
  position: absolute;
  top: -3.5rem;
  right: 0.5rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: transparent;
  line-height: 1;
  pointer-events: none;
  z-index: 0;
}

.inq-card.v-card-1 .inq-card-num {
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.08);
}

.inq-card.v-card-2 .inq-card-num {
  -webkit-text-stroke: 1px rgba(255, 107, 43, 0.08);
}

.inq-card.v-card-3 .inq-card-num {
  -webkit-text-stroke: 1px rgba(168, 85, 247, 0.08);
}

.inq-icon {
  width: 60px;
  height: 60px;
  border: 1px solid;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.inq-card.v-cyan .inq-icon {
  border-color: var(--border-cyan);
  background: var(--cyan-ghost);
}

.inq-card.v-orange .inq-icon {
  border-color: var(--border-orange);
  background: var(--orange-ghost);
}

.inq-card.v-cyan .inq-icon svg {
  stroke: var(--cyan);
}

.inq-card.v-orange .inq-icon svg {
  stroke: var(--orange);
}

.inq-icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke-width: 1.4;
}

.inq-card-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  position: relative;
  z-index: 1;
}

.inq-card.v-card-1 .inq-card-label {
  color: var(--text-primary);
}

.inq-card.v-card-2 .inq-card-label {
  color: var(--text-primary);
}

.inq-card.v-card-3 .inq-card-label {
  color: var(--text-primary);
}

.inq-card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 1.35rem;
  position: relative;
  z-index: 1;
}

.inq-card-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 300;
  line-height: 1.35;
  flex: 1;
  position: relative;
  z-index: 1;
  margin-bottom: 2rem;
}

.inq-bullets {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 2.2rem;
  position: relative;
  z-index: 1;
}

.inq-bullet {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ib-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  flex-shrink: 0;
}

.inq-card.v-cyan .ib-dot {
  background: var(--cyan);
}

.inq-card.v-orange .ib-dot {
  background: var(--orange);
}

.inq-cta {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 19px 28px;
  cursor: pointer;
  font-weight: 700;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  position: relative;
  z-index: 1;
  border: none;
  border-radius: 4px;
}

.inq-cta svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
}

.inq-card.v-card-1 .inq-cta {
  background: rgba(0, 229, 255, 0.2);
  color: var(--text-primary);
}

.inq-card.v-card-1 .inq-cta:hover {
  background: var(--cyan);
  color: var(--charcoal-dark);
}

.inq-card.v-card-1 .inq-cta svg {
  stroke: var(--text-primary);
}

.inq-card.v-card-1 .inq-cta:hover svg {
  stroke: var(--charcoal-dark);
}

.inq-card.v-card-2 .inq-cta {
  background: rgba(0, 229, 255, 0.2);
  color: var(--text-primary);
}

.inq-card.v-card-2 .inq-cta:hover {
  background: var(--cyan);
  color: var(--charcoal-dark);
}

.inq-card.v-card-2 .inq-cta svg {
  stroke: var(--text-primary);
}

.inq-card.v-card-2 .inq-cta:hover svg {
  stroke: var(--charcoal-dark);
}

.inq-card.v-card-3 .inq-cta {
  background: rgba(0, 229, 255, 0.2);
  color: var(--text-primary);
}

.inq-card.v-card-3 .inq-cta:hover {
  background: var(--cyan);
  color: var(--charcoal-dark);
}

.inq-card.v-card-3 .inq-cta svg {
  stroke: var(--text-primary);
}

.inq-card.v-card-3 .inq-cta:hover svg {
  stroke: var(--charcoal-dark);
}

/* Responsive: 2 columns on tablet */
@media (max-width: 1024px) {
  .inq-cards {
    grid-template-columns: 1fr 1fr;
  }

  .inq-card-image {
    width: 100%;
    height: 280px;
  }
}

/* Responsive: 1 column on mobile */
@media (max-width: 768px) {
  .inq-cards {
    grid-template-columns: 1fr;
  }

  .inq-card-image {
    width: 100%;
    height: 280px;
  }

  .inq-card-body {
    padding: 1.5rem 1.5rem 2rem;
  }
}

/* Modal styles */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
  background: rgba(5, 8, 14, 0.82);
  backdrop-filter: blur(10px);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--charcoal-dark);
  border: 1px solid var(--border);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.28s ease;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6);
}

.modal-overlay.open .modal {
  transform: translateY(0);
}

.modal-header {
  padding: 1.6rem 2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--charcoal-mid);
  z-index: 2;
  flex-shrink: 0;
}

.modal-header-left {
  display: flex;
  align-items: center;
  gap: 0.58rem;
}

.modal-header-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.modal-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.modal-close {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: none;
  transition: all 0.2s;
  flex-shrink: 0;
}

.modal-close svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
}

.modal-close:hover {
  border-color: var(--border-cyan);
  background: var(--cyan-ghost);
}

.modal-close:hover svg {
  stroke: var(--cyan);
}

.modal-accent {
  height: 3px;
  flex-shrink: 0;
}

.modal-cyan .modal-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.modal-orange .modal-accent {
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

.modal-body {
  padding: 2rem;
}

.mf-desc {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.4rem;
}

.mf-group {
  margin-bottom: 1.4rem;
}

.mf-group.mf-error .mf-input,
.mf-group.mf-error .mf-select,
.mf-group.mf-error .mf-textarea {
  border-color: var(--orange);
}

.mf-group.mf-error .mf-label {
  color: var(--orange);
}

.mf-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 0.5rem;
}

.mf-label .req {
  color: var(--orange);
  margin-left: 2px;
}

.mf-input,
.mf-select,
.mf-textarea {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  background: var(--midnight-mid);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.9rem 1rem;
  outline: none;
  width: 100%;
  transition: border-color 0.2s;
  appearance: none;
}

.mf-input:focus,
.mf-select:focus,
.mf-textarea:focus {
  border-color: var(--border-cyan);
}

.mf-textarea {
  min-height: 120px;
  resize: vertical;
  font-family: 'Rajdhani', sans-serif;
  line-height: 1.65;
}

.mf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.mf-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  background: var(--midnight-mid);
  margin-bottom: 1.4rem;
}

.mf-notice-icon {
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.mf-notice-icon svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1.5;
}

.mf-notice-text {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  line-height: 1.65;
}

.mf-submit {
  width: 100%;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 16px 28px;
  cursor: none;
  font-weight: 700;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: none;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  position: relative;
  overflow: hidden;
}

.mf-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.18) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}

.mf-submit:hover::after {
  transform: translateX(100%);
}

.modal-cyan .mf-submit {
  background: var(--cyan);
  color: var(--charcoal-dark);
}

.modal-cyan .mf-submit svg {
  stroke: var(--charcoal-dark);
  width: 13px;
  height: 13px;
}

.modal-cyan .mf-submit:hover {
  background: var(--text-primary);
}

.modal-orange .mf-submit {
  background: var(--orange);
  color: var(--charcoal-dark);
}

.modal-orange .mf-submit svg {
  stroke: var(--charcoal-dark);
  width: 13px;
  height: 13px;
}

.modal-orange .mf-submit:hover {
  background: var(--text-primary);
}

.modal-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3.5rem 2rem;
  gap: 1.2rem;
}

.modal-success.show {
  display: flex;
}

.ms-icon {
  width: 60px;
  height: 60px;
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cyan-ghost);
}

.ms-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.8;
}

.ms-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.ms-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.75;
  max-width: 380px;
}

.ms-ref {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Office locations */
#offices {
  position: relative;
  z-index: 10;
  background: var(--midnight);
  border-top: 1px solid var(--border);
  padding: 7rem 5rem;
}

.offices-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.offices-text {
  font-size: 0.98rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.85;
  margin-top: 1rem;
  max-width: 480px;
}

.map-canvas-wrap {
  border: 1px solid var(--border);
  background: var(--charcoal-dark);
  position: relative;
  overflow: hidden;
  height: 340px;
  margin-top: 2rem;
}

.map-canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.map-legend {
  position: absolute;
  bottom: 1.2rem;
  left: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  z-index: 3;
}

.ml-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ml-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.map-hud-tr {
  position: absolute;
  top: 1.2rem;
  right: 1.4rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  color: rgba(0, 229, 255, 0.5);
  z-index: 3;
  text-align: right;
  line-height: 1.7;
}

.office-cards {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

.office-card {
  background: var(--charcoal-dark);
  display: flex;
  align-items: stretch;
  transition: background 0.25s;
  cursor: none;
}

.office-card:hover {
  background: var(--midnight-light);
}

.oc-accent {
  width: 3px;
  flex-shrink: 0;
}

.oc-flag {
  width: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
}

.oc-body {
  padding: 1.2rem 1.4rem;
  flex: 1;
}

.oc-city {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.2rem;
}

.oc-type {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 1px solid;
}

.oc-address {
  font-size: 0.87rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.oc-contacts {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.oc-contact-item {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.57rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oc-contact-item svg {
  width: 10px;
  height: 10px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1.5;
}

/* Responsive for contact page */
@media (max-width: 1000px) {
  .offices-layout {
    grid-template-columns: 1fr;
  }

  .inq-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  #inquiry-section,
  #offices {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .hero-inner {
    padding: 2.5rem 2.5rem 4rem;
  }

  .mf-row {
    grid-template-columns: 1fr;
  }

  .inq-card {
    padding: 2.5rem 2rem;
  }
}


/* ---------- PRODUCT PAGE FILTER BAR (产品列表页筛选栏) ---------- */

body.page-template-page-products #filter-bar,
.page-template-page-products #filter-bar {
  background: rgba(0, 0, 0, 0.4) !important;
  border-top: 1px solid rgba(0, 255, 255, 0.1) !important;
  border-bottom: 1px solid rgba(0, 255, 255, 0.1) !important;
  padding: 1.2rem 5rem !important;
}

body.page-template-page-products #filter-bar .filter-inner,
.page-template-page-products #filter-bar .filter-inner {
  display: flex !important;
  gap: 0.6rem !important;
  align-items: center !important;
  width: 100% !important;
  max-width: 1520px !important;
}

body.page-template-page-products #filter-bar .filter-tab,
.page-template-page-products #filter-bar .filter-tab {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.88rem !important;
  letter-spacing: 0.1em !important;
  color: rgba(255, 255, 255, 0.6) !important;
  background: transparent !important;
  border: 1px solid transparent !important;
  border-radius: 4px !important;
  padding: 0.8rem 1rem !important;
  cursor: pointer !important;
  text-transform: uppercase !important;
  transition: all 0.3s ease !important;
  position: relative !important;
  flex: 1 !important;
  text-align: center !important;
  text-decoration: none !important;
}

body.page-template-page-products #filter-bar .filter-tab:hover,
.page-template-page-products #filter-bar .filter-tab:hover {
  color: var(--cyan) !important;
  background: rgba(0, 255, 255, 0.08) !important;
  border-color: rgba(0, 255, 255, 0.2) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.25) !important;
}

body.page-template-page-products #filter-bar .filter-tab.active,
.page-template-page-products #filter-bar .filter-tab.active {
  color: var(--cyan) !important;
  background: rgba(0, 255, 255, 0.12) !important;
  border-color: rgba(0, 255, 255, 0.3) !important;
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.35), inset 0 0 20px rgba(0, 229, 255, 0.05) !important;
}

/* ---------- PRODUCT PAGE CARDS (产品列表页) ---------- */

#products-grid .sol-cards {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

#products-grid .grid-hdr {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

#products-grid .divider-l {
  margin-left: auto;
  margin-right: auto;
}

#products-grid .sol-card {
  background: var(--midnight);
  display: grid;
  grid-template-columns: 40% 60%;
  min-height: 380px;
  overflow: hidden;
  transition: background 0.3s;
}

#products-grid .sol-card-visual {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#products-grid .sol-vis-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
}

#products-grid .sol-vis-image {
  position: absolute;
  top: 4.5rem;
  right: 4.5em;
  bottom: 4.5rem;
  left: 4.5rem;
  z-index: 1;
  border-radius: 6px;
  overflow: hidden;
}

#products-grid .sol-vis-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0.85;
}

#products-grid .sol-vis-icon {
  width: 140px;
  height: 140px;
  position: relative;
  z-index: 2;
  opacity: 0.18;
}

#products-grid .sol-vis-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke-width: 0.7;
}

#products-grid .sol-vis-accent {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
}

#products-grid .sol-vis-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid;
  z-index: 3;
}

#products-grid .sol-vis-num {
  position: absolute;
  bottom: 1.2rem;
  right: 1.5rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.04);
  line-height: 1;
  z-index: 3;
}

#products-grid .sol-card-body {
  padding: 3rem 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--border);
}

#products-grid .sol-card-num-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  margin-bottom: 0.8rem;
}

#products-grid .sol-card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.1rem, 2vw, 1.65rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.1rem;
  max-width: 520px;
}

#products-grid .sol-card-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.8;
  max-width: 720px;
  text-align: justify;
  text-justify: inter-word;
}

#products-grid .sol-uses-wrapper {
  margin-top: 1.6rem;
  display: flex;
  gap: 6.8rem;
  max-width: 600px;
}

#products-grid .sol-uses-label {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 250px;
}

#products-grid .uses-label-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 255, 255, 0.5), 0 0 30px rgba(0, 255, 255, 0.3);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

#products-grid .uses-label-text span {
  writing-mode: vertical-rl;
  text-orientation: upright;
  margin-bottom: 0.3rem;
}

#products-grid .sol-uses {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

#products-grid .sol-use {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

#products-grid .sol-use::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--text-muted);
  flex-shrink: 0;
  opacity: 0.45;
}

#products-grid .sol-card-foot {
  margin-top: 2.2rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

/* 卡片1 */
#products-grid .sol-card:nth-child(1) .sol-card-visual {
  background: linear-gradient(135deg, #040e1c 0%, #0a1a30 100%);
}
#products-grid .sol-card:nth-child(1) .sol-vis-icon svg {
  stroke: var(--cyan);
}
#products-grid .sol-card:nth-child(1) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}
#products-grid .sol-card:nth-child(1) .sol-vis-badge {
  color: var(--cyan);
  border-color: var(--border-cyan);
  background: var(--cyan-ghost);
}
#products-grid .sol-card:nth-child(1) .spc-val {
  color: var(--cyan);
}
#products-grid .sol-card:nth-child(1) .uses-label-text {
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 229, 255, 0.45);
}

/* 卡片2 */
#products-grid .sol-card:nth-child(2) .sol-card-visual {
  background: linear-gradient(135deg, #050f20 0%, #0d2040 100%);
}
#products-grid .sol-card:nth-child(2) .sol-vis-icon svg {
  stroke: rgba(0, 229, 255, 0.9);
}
#products-grid .sol-card:nth-child(2) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.9), transparent);
}
#products-grid .sol-card:nth-child(2) .sol-vis-badge {
  color: rgba(0, 229, 255, 0.9);
  border-color: rgba(0, 229, 255, 0.4);
  background: rgba(0, 229, 255, 0.08);
}
#products-grid .sol-card:nth-child(2) .spc-val {
  color: rgba(0, 229, 255, 0.9);
}
#products-grid .sol-card:nth-child(2) .uses-label-text {
  color: rgba(0, 229, 255, 0.9);
  text-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
}

/* 卡片3 */
#products-grid .sol-card:nth-child(3) .sol-card-visual {
  background: linear-gradient(135deg, #031620 0%, #082535 100%);
}
#products-grid .sol-card:nth-child(3) .sol-vis-icon svg {
  stroke: rgba(0, 255, 220, 0.85);
}
#products-grid .sol-card:nth-child(3) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, rgba(0, 255, 220, 0.85), transparent);
}
#products-grid .sol-card:nth-child(3) .sol-vis-badge {
  color: rgba(0, 255, 220, 0.85);
  border-color: rgba(0, 255, 220, 0.35);
  background: rgba(0, 255, 220, 0.08);
}
#products-grid .sol-card:nth-child(3) .spc-val {
  color: rgba(0, 255, 220, 0.85);
}
#products-grid .sol-card:nth-child(3) .uses-label-text {
  color: rgba(0, 255, 220, 0.85);
  text-shadow: 0 0 15px rgba(0, 255, 220, 0.4);
}

/* 卡片4 */
#products-grid .sol-card:nth-child(4) .sol-card-visual {
  background: linear-gradient(135deg, #061024 0%, #0b1c38 100%);
}
#products-grid .sol-card:nth-child(4) .sol-vis-icon svg {
  stroke: rgba(50, 230, 255, 0.9);
}
#products-grid .sol-card:nth-child(4) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, rgba(50, 230, 255, 0.9), transparent);
}
#products-grid .sol-card:nth-child(4) .sol-vis-badge {
  color: rgba(50, 230, 255, 0.9);
  border-color: rgba(50, 230, 255, 0.4);
  background: rgba(50, 230, 255, 0.08);
}
#products-grid .sol-card:nth-child(4) .spc-val {
  color: rgba(50, 230, 255, 0.9);
}
#products-grid .sol-card:nth-child(4) .uses-label-text {
  color: rgba(50, 230, 255, 0.9);
  text-shadow: 0 0 15px rgba(50, 230, 255, 0.4);
}

/* 卡片5 - Anti-UAV Drones */
#products-grid .sol-card:nth-child(5) .sol-card-visual {
  background: linear-gradient(135deg, #050c1a 0%, #0a1528 100%);
}
#products-grid .sol-card:nth-child(5) .sol-vis-icon svg {
  stroke: rgba(0, 210, 245, 0.85);
}
#products-grid .sol-card:nth-child(5) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, rgba(0, 210, 245, 0.85), transparent);
}
#products-grid .sol-card:nth-child(5) .sol-vis-badge {
  color: rgba(0, 210, 245, 0.85);
  border-color: rgba(0, 210, 245, 0.35);
  background: rgba(0, 210, 245, 0.07);
}
#products-grid .sol-card:nth-child(5) .spc-val {
  color: rgba(0, 210, 245, 0.85);
}
#products-grid .sol-card:nth-child(5) .uses-label-text {
  color: rgba(0, 210, 245, 0.85);
  text-shadow: 0 0 15px rgba(0, 210, 245, 0.35);
}

/* 卡片6 - Components */
#products-grid .sol-card:nth-child(6) .sol-card-visual {
  background: linear-gradient(135deg, #041220 0%, #091e30 100%);
}
#products-grid .sol-card:nth-child(6) .sol-vis-icon svg {
  stroke: rgba(80, 240, 255, 0.9);
}
#products-grid .sol-card:nth-child(6) .sol-vis-accent {
  background: linear-gradient(90deg, transparent, rgba(80, 240, 255, 0.9), transparent);
}
#products-grid .sol-card:nth-child(6) .sol-vis-badge {
  color: rgba(80, 240, 255, 0.9);
  border-color: rgba(80, 240, 255, 0.4);
  background: rgba(80, 240, 255, 0.08);
}
#products-grid .sol-card:nth-child(6) .spc-val {
  color: rgba(80, 240, 255, 0.9);
}
#products-grid .sol-card:nth-child(6) .uses-label-text {
  color: rgba(80, 240, 255, 0.9);
  text-shadow: 0 0 15px rgba(80, 240, 255, 0.4);
}

/* ---------- FINAL TOUCH ---------- */
/* 确保所有元素正常显示，无遗漏 */

/* ---------- ABOUT PAGE HERO CARDS (公司介绍页英雄卡片) ---------- */
.about-hero-cards {
  display: flex !important;
  flex-direction: row !important;
  gap: 1.5rem !important;
  margin-top: 2rem !important;
  margin-left: 0 !important;
  padding-left: 0 !important;
  max-width: 780px !important;
}

.about-hero-card {
  flex: 1 !important;
  display: block !important;
  float: none !important;
  text-align: center !important;
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-radius: 6px !important;
  padding: 1rem 1rem !important;
  position: relative !important;
  overflow: hidden !important;
  min-width: 120px !important;
  max-width: none !important;
}

.about-hero-card::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 1.8px !important;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent) !important;
}

.about-hero-card .ahc-title {
  font-family: 'Orbitron', sans-serif !important;
  font-size: 1.05rem !important;
  font-weight: 900 !important;
  color: var(--cyan) !important;
  display: block !important;
  line-height: 1.3 !important;
  margin-bottom: 1rem !important;
  text-shadow: 0 0 20px rgba(0, 255, 255, 0.3) !important;
  letter-spacing: 0.08em !important;
  text-transform: uppercase !important;
}

.about-hero-card .ahc-label {
  font-family: 'Share Tech Mono', monospace !important;
  font-size: 0.68rem !important;
  letter-spacing: 0.12em !important;
  color: rgba(255, 255, 255, 0.5) !important;
  text-transform: uppercase !important;
  line-height: 1.5 !important;
  margin: 0 !important;
}

@media (max-width: 768px) {
  .about-hero-cards {
    flex-direction: column !important;
  }
  
  .about-hero-card {
    min-width: 100% !important;
  }
}

/* ---------- LEGAL PAGES (法律合规页面) ---------- */
.legal-content {
  background: var(--midnight);
  padding: 5rem;
}

.legal-container {
  max-width: 960px;
  margin: 0 auto;
}

.legal-article {
  background: var(--charcoal-dark);
  border-radius: 8px;
  padding: 4rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.legal-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.legal-header h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--white);
  margin: 0 0 1.5rem 0;
}

.legal-date {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: 'Share Tech Mono', monospace;
}

.legal-date span {
  color: var(--cyan);
}

.legal-date time {
  color: var(--text-primary);
}

.legal-body {
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.9;
}

.legal-body p {
  margin-bottom: 1.5rem;
}

.legal-body h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan);
  margin: 2.5rem 0 1.5rem 0;
  text-transform: uppercase;
}

.legal-body h4 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin: 2rem 0 1rem 0;
}

.legal-body ul,
.legal-body ol {
  margin-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.legal-body li {
  margin-bottom: 0.8rem;
}

.legal-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

.legal-body a:hover {
  border-bottom-color: var(--cyan);
}

@media (max-width: 900px) {
  .legal-content {
    padding: 3rem 2rem;
  }
  
  .legal-article {
    padding: 2.5rem 1.5rem;
  }
  
  .legal-header h2 {
    font-size: 1.4rem;
  }
}

/* ---------- RESOURCES PAGE STYLES ---------- */

/* Hero Buttons */
.hero-buttons {
  display: flex;
  gap: 1.2rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.hero-btn {
  padding: 1rem 2.2rem;
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: rgba(0, 229, 255, 0.05);
  color: var(--cyan);
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.hero-btn:hover {
  background: rgba(0, 229, 255, 0.15);
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.hero-btn.active {
  background: var(--cyan);
  color: var(--charcoal-dark);
  border-color: var(--cyan);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.5);
}

/* Cases Section */
#cases-section {
  padding: 6rem 2rem;
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  max-width: 1400px;
  margin: 4rem auto 0;
}

.case-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 2.5rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  max-width: 1400px;
  margin: 0 auto;
}

.case-card:hover {
  border-color: rgba(0, 229, 255, 0.2);
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.1);
}

.case-visual {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
}

.case-visual img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.case-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 0, 0, 0.6);
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 4px;
}

.case-num {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  color: rgba(255, 255, 255, 0.15);
  font-family: 'Orbitron', sans-serif;
  font-size: 2rem;
  font-weight: 700;
}

.case-content {
  padding: 0 1rem;
}

.case-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.case-section {
  margin-bottom: 1.5rem;
}

.case-section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.case-section-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.case-btn {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.8rem 2rem;
  background: transparent;
  border: 1px solid var(--orange);
  color: var(--orange);
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
}

.case-btn:hover {
  background: var(--orange);
  color: var(--charcoal-dark);
}

/* Videos Section */
#videos-section {
  padding: 6rem 2rem;
  background: rgba(0, 0, 0, 0.2);
}

.video-tabs {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.video-tab {
  padding: 0.8rem 2rem;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}

.video-tab:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.video-tab.active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--charcoal-dark);
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.video-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.video-card:hover {
  border-color: rgba(0, 229, 255, 0.2);
  transform: translateY(-5px);
}

.video-thumbnail {
  position: relative;
  cursor: pointer;
}

.video-thumbnail img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.video-card:hover .video-overlay {
  opacity: 1;
}

.play-btn {
  width: 60px;
  height: 60px;
  background: rgba(0, 229, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--charcoal-dark);
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.video-card:hover .play-btn {
  transform: scale(1.1);
}

.video-category {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--cyan);
  text-transform: uppercase;
}

.video-title {
  padding: 0 1rem;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.video-description {
  padding: 0 1rem 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.no-videos {
  text-align: center;
  color: var(--text-secondary);
  padding: 2rem;
}

/* Video Modal */
.video-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.video-modal .modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 900px;
  height: 500px;
  background: var(--charcoal-dark);
  border-radius: 8px;
  overflow: hidden;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 10;
  transition: background 0.3s ease;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.modal-video {
  width: 100%;
  height: 100%;
}

.modal-video iframe {
  width: 100%;
  height: 100%;
}

/* =========================================================
   RESOURCES PAGE — UPDATED STRUCTURE
   Hero buttons + case cards + grouped video cards + CTA
   ========================================================= */
.resources-page-hero .hero-heading {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(3.8rem, 5.0vw, 4.2rem) !important;
  font-weight: 900;
  line-height: 1.0;
  margin-bottom: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem;
}

.resources-page-hero .hero-heading .l1 {
  color: var(--text-primary);
  display: inline-block;
  white-space: nowrap;
}

.resources-page-hero .hero-heading .l2 {
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.45);
  display: block;
  width: 100%;
}

.resources-page-hero .hero-sub {
  font-size: clamp(0.95rem, 1.6vw, 1.2rem);
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.resources-page-hero .resource-hero-actions {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
  margin-top: 2.2rem;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.9s forwards;
}

.resource-hero-btn {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 14px 30px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(196, 207, 217, 0.28);
  cursor: none;
  transition: all 0.22s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.resource-hero-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
  transform: translateY(-1px);
}

.resource-hero-btn.active {
  background: var(--cyan);
  color: var(--charcoal-dark);
  border-color: var(--cyan);
  font-weight: 700;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.28);
}

.resource-hero-btn.active::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.22) 50%, transparent 60%);
  transform: translateX(-110%);
  transition: transform 0.5s;
}

.resource-hero-btn.active:hover::after {
  transform: translateX(110%);
}

#resources-case-studies {
  background: var(--midnight);
  padding: 5rem;
}

#resources-case-studies .grid-hdr,
#resources-videos .grid-hdr {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

#resources-case-studies .divider-l,
#resources-videos .divider-l {
  margin-left: auto;
  margin-right: auto;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  width: 100px;
}

#resources-case-studies .section-desc,
#resources-videos .section-desc {
  margin-left: auto;
  margin-right: auto;
  max-width: 960px;
}

.resource-case-cards {
  margin-top: 3.5rem;
}

.resource-case-card .sol-vis-image {
  position: absolute;
  top: 4.5rem;
  right: 3rem;
  bottom: 3rem;
  left: 3rem;
  z-index: 1;
  border-radius: 6px;
  overflow: hidden;
}

.resource-case-card .sol-vis-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 22, 40, 0.42), transparent 60%);
  pointer-events: none;
}

.resource-case-card .sol-card-desc {
  max-width: 680px;
}

.resource-case-card .resource-case-meta {
  gap: 3.2rem;
  max-width: 700px;
}

.resource-case-card .sol-uses-label {
  width: 190px;
  justify-content: flex-start;
}

.resource-case-card .uses-label-text {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

/* Case detail blocks - background & solution deployment - 2x2 grid */
.resource-case-card .case-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1rem;
  margin-top: 1.6rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.resource-case-card .case-detail-cell {
  padding: 0.8rem;
}

.resource-case-card .case-detail-title-cell {
  text-align: center;
}

.resource-case-card .case-detail-desc-cell {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

.resource-case-card .case-detail-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 255, 255, 0.5), 0 0 30px rgba(0, 255, 255, 0.3);
  margin: 0;
}

.resource-case-card .case-detail-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.6;
  margin: 0;
  text-align: center;
  text-justify: inter-word;
}

.resource-case-card .case-detail-desc p {
  margin: 0 0 0.5em 0;
  text-align: center;
  font-size: 1.05rem;
}

.resource-case-card .case-detail-desc p:last-child {
  margin-bottom: 0 !important;
}

/* Adjust visual spacing for case cards */
.resource-case-card .sol-card-visual {
  padding: 1.5rem;
}

.resource-case-card .sol-vis-badge {
  top: 1.5rem;
  left: 2rem;
}

.resource-case-card .sol-vis-num {
  bottom: 2rem;
  right: 2rem;
}

/* Case card footer button - align to right like product cards */
.resource-case-card .sol-card-foot {
  margin-top: 2.2rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
}

#resources-videos {
  background: linear-gradient(180deg, var(--charcoal-dark) 0%, var(--midnight) 100%);
  border-top: 1px solid var(--border);
  padding: 6rem 5rem;
}

.resource-video-groups {
  margin-top: 3.5rem;
}

.resource-video-group + .resource-video-group {
  margin-top: 4.5rem;
}

.resource-video-group-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.2rem;
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.resource-video-group-heading .vs-tag,
.resource-video-group:nth-child(1) .vc-badge,
.resource-video-group:nth-child(1) .vc-link,
.resource-video-group:nth-child(1) .vc-play,
.resource-video-group:nth-child(1) .vs-divider {
  color: var(--cyan);
  border-color: var(--border-cyan);
}

.resource-video-group:nth-child(1) .vs-divider {
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.resource-video-group:nth-child(2) .vs-tag,
.resource-video-group:nth-child(2) .vc-badge,
.resource-video-group:nth-child(2) .vc-link,
.resource-video-group:nth-child(2) .vc-play {
  color: var(--orange);
  border-color: var(--border-orange);
}

.resource-video-group:nth-child(2) .vs-divider {
  background: linear-gradient(90deg, var(--orange), transparent);
}

.resource-video-group:nth-child(3) .vs-tag,
.resource-video-group:nth-child(3) .vc-badge,
.resource-video-group:nth-child(3) .vc-link,
.resource-video-group:nth-child(3) .vc-play {
  color: var(--green);
  border-color: rgba(0, 255, 136, 0.28);
}

.resource-video-group:nth-child(3) .vs-divider {
  background: linear-gradient(90deg, var(--green), transparent);
}

.resource-video-grid.vid-grid {
  grid-template-columns: repeat(3, 1fr);
}

.resource-video-card {
  cursor: none;
}

.resource-video-card:hover {
  border-color: var(--border-cyan);
  background: var(--midnight);
  transform: translateY(-3px);
}

.resource-video-card .vc-thumb {
  background: var(--charcoal-dark);
}

.resource-video-card .vc-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
  transform: scale(1.01);
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.resource-video-card:hover .vc-thumb-img {
  transform: scale(1.06);
  opacity: 0.9;
}

.resource-video-card .vc-thumb-bg,
.resource-video-card .vc-thumb-grad,
.resource-video-card .vc-play,
.resource-video-card .vc-badge {
  z-index: 2;
}

.resource-video-card .vc-thumb-grad {
  z-index: 1;
}

.resource-video-card .vc-badge {
  background: rgba(10, 14, 20, 0.86);
}

.resource-video-card .vc-cat {
  min-height: 1em;
}

.resource-video-card .vc-desc {
  min-height: 4.8em;
}

.resource-video-card .vc-link {
  border: none;
}

.no-videos {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2.2rem;
  text-align: center;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

#resources-cta {
  background: var(--midnight);
  border-top: 1px solid var(--border);
  padding: 8rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#resources-cta .cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.15;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
}

#resources-cta .cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 229, 255, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

#resources-cta .cta-inner {
  position: relative;
  z-index: 2;
}

#resources-cta .cta-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 1.4rem;
  display: block;
}

#resources-cta .cta-heading {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1rem;
}

#resources-cta .cta-heading span {
  color: var(--cyan);
}

#resources-cta .cta-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 560px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

#resources-cta .cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}

.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.video-modal.is-open {
  display: flex;
}

.video-modal .modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
}

.video-modal .modal-content {
  position: relative;
  z-index: 2;
  width: min(92vw, 980px);
  aspect-ratio: 16 / 9;
  height: auto;
  background: var(--charcoal-dark);
  border: 1px solid var(--border-cyan);
  box-shadow: 0 0 55px rgba(0, 229, 255, 0.16);
  overflow: hidden;
}

.video-modal .modal-close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  z-index: 4;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(10, 14, 20, 0.72);
  color: var(--text-primary);
  font-size: 1.5rem;
  line-height: 1;
  cursor: none;
}

.video-modal .modal-video,
.video-modal .modal-video iframe,
.video-modal .modal-video video {
  width: 100%;
  height: 100%;
  display: block;
}

@media (max-width: 1100px) {
  .resource-video-grid.vid-grid {
    grid-template-columns: 1fr 1fr;
  }

  .resource-case-card {
    grid-template-columns: 1fr;
  }

  .resource-case-card .sol-card-body {
    border-left: none;
    border-top: 1px solid var(--border);
  }
}

@media (max-width: 900px) {
  .resources-page-hero .resource-hero-actions,
  #resources-case-studies,
  #resources-videos,
  #resources-cta {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  #resources-case-studies,
  #resources-videos {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .resource-video-group-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .resource-case-card .resource-case-meta {
    flex-direction: column;
    gap: 1rem;
  }

  .resource-case-card .sol-uses-label {
    width: auto;
  }
}

@media (max-width: 700px) {
  .resources-page-hero .resource-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .resource-hero-btn {
    text-align: center;
  }

  .resource-video-grid.vid-grid {
    grid-template-columns: 1fr;
  }

  .video-modal {
    padding: 1rem;
  }
}

.product-category-container {
  margin-bottom: 3rem;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.product-models-block {
  width: 100%;
  margin-top: 0;
  padding: 2rem;
  border-top: 1px solid rgba(0, 238, 255, 0.18);
}

.product-models-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.product-models-head h4 {
  margin: 0;
  color: #fff;
  font-size: clamp(22px, 2vw, 32px);
  letter-spacing: 0.04em;
}

.product-models-count {
  color: #00eaff;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.product-models-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-model-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  background: linear-gradient(180deg, rgba(5, 20, 42, 0.92), rgba(3, 12, 28, 0.96));
  border: 1px solid rgba(0, 238, 255, 0.18);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.product-model-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 238, 255, 0.75);
  box-shadow: 0 0 28px rgba(0, 238, 255, 0.16);
}

.product-model-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
}

.product-model-card-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.product-model-card:hover .product-model-card-image img {
  transform: scale(1.045);
}

.product-model-card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
  align-items: center;
}

.product-model-card h5 {
  margin: 10 0 20px;
  color: #fff;
  font-size: 28px;
  letter-spacing: 0.05em;
  line-height: 1.25;
  text-align: center;
}

.product-model-card p {
  margin: 0 0 10px;
  color: rgba(210, 224, 245, 0.72);
  font-size: 18px;
  line-height: 1.65;
  text-align: center;
}

.product-model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  margin-bottom: 16px;
  justify-content: center;
  width: 100%;
}

#page-hero .detail-tags.product-model-tags {
  justify-content: flex-start;
}

.product-model-tags span {
  padding: 5px 8px;
  background: rgba(0, 238, 255, 0.08);
  border: 1px solid rgba(0, 238, 255, 0.16);
  color: rgba(210, 245, 255, 0.78);
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
}

.product-model-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: #00eaff;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  align-self: flex-end;
}

.product-model-link svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: transform 0.25s ease;
}

.product-model-card:hover .product-model-link svg {
  transform: translateX(5px);
}

@media (max-width: 1024px) {
  .product-models-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .product-models-head {
    display: block;
  }

  .product-models-head h4 {
    margin-top: 8px;
  }

  .product-models-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Solution Detail: Pain Points Panel ---------- */

.challenges-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 2.8rem;
  align-items: stretch;
}

.challenges-image {
  min-height: 520px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(0, 229, 255, 0.12);
  overflow: hidden;
  position: relative;
}

.challenges-image img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  display: block;
  opacity: 0.86;
}

.challenges-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 229, 255, 0.08), transparent 35%, rgba(0, 0, 0, 0.28)),
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.025) 0,
      rgba(255, 255, 255, 0.025) 1px,
      transparent 1px,
      transparent 4px
    );
  pointer-events: none;
}

.challenges-points {
  min-height: 520px;
}

.pain-points-panel {
  position: relative;
  min-height: 520px;
  height: 100%;
  padding: 3.2rem 3.4rem;
  background:
    radial-gradient(circle at 18% 0%, rgba(0, 229, 255, 0.12), transparent 34%),
    radial-gradient(circle at 100% 100%, rgba(255, 107, 43, 0.055), transparent 32%),
    linear-gradient(145deg, rgba(7, 18, 34, 0.96), rgba(4, 9, 17, 0.98));
  border: 1px solid rgba(0, 229, 255, 0.16);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pain-points-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  border-left: 2px solid rgba(0, 229, 255, 0.32);
  border-top: 1px solid rgba(0, 229, 255, 0.08);
  pointer-events: none;
}

.pain-points-panel::after {
  content: '';
  position: absolute;
  right: -120px;
  bottom: -120px;
  width: 340px;
  height: 340px;
  border: 1px solid rgba(0, 229, 255, 0.14);
  border-radius: 50%;
  box-shadow:
    0 0 0 36px rgba(0, 229, 255, 0.025),
    0 0 0 72px rgba(0, 229, 255, 0.018);
  pointer-events: none;
}

.pain-points-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.35;
  mask-image: radial-gradient(circle at 70% 45%, black 0%, transparent 72%);
  pointer-events: none;
}

.pain-points-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.34), transparent);
  opacity: 0.65;
  animation: painScan 6s linear infinite;
  pointer-events: none;
}

@keyframes painScan {
  0% {
    transform: translateY(0);
    opacity: 0;
  }

  12% {
    opacity: 0.65;
  }

  88% {
    opacity: 0.65;
  }

  100% {
    transform: translateY(360px);
    opacity: 0;
  }
}

.pain-points-head {
  position: relative;
  z-index: 2;
  margin-bottom: 2rem;
}

.pain-points-head h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.050rem, 1.45vw, 1.45rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.28);
  margin: 0;
}

.pain-points-cards {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.pain-point-card {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1rem;
  min-height: 112px;
  padding: 1.15rem 1.15rem 1.1rem;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(0, 229, 255, 0.11);
  overflow: hidden;
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
}

.pain-point-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent, var(--cyan), transparent);
  opacity: 0.35;
}

.pain-point-card::after {
  content: '';
  position: absolute;
  right: -34px;
  top: -34px;
  width: 74px;
  height: 74px;
  border: 1px solid rgba(0, 229, 255, 0.08);
  transform: rotate(45deg);
  pointer-events: none;
}

.pain-point-card:hover {
  transform: translateY(-2px);
  background: rgba(0, 229, 255, 0.055);
  border-color: rgba(0, 229, 255, 0.28);
}

.pain-point-index {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  font-weight: 200;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.72);
  line-height: 1;
}

.pain-point-body h4 {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.95rem;
  line-height: 1.55;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin: 0 0 0.45rem;
}

.pain-point-body p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-secondary);
  font-weight: 200;
  margin: 0;
}

.pain-points-tags {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.6rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(0, 229, 255, 0.12);
}

.pain-points-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.35rem 0.7rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid rgba(0, 229, 255, 0.18);
}

/* ---------- Responsive ---------- */

@media (max-width: 1200px) {
  .challenges-bottom {
    grid-template-columns: 1fr;
  }

  .challenges-image,
  .challenges-image img,
  .challenges-points,
  .pain-points-panel {
    min-height: auto;
  }

  .pain-points-panel {
    padding: 2.8rem 2.4rem;
  }
}

@media (max-width: 900px) {
  .pain-points-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .challenges-bottom {
    gap: 1.6rem;
  }

  .pain-points-panel {
    padding: 2.2rem 1.4rem;
  }

  .pain-point-card {
    grid-template-columns: 38px 1fr;
    gap: 0.75rem;
  }

  .pain-points-head h3 {
    letter-spacing: 0.12em;
  }
}

/* Product detail v2: add after the shared solution/detail styles */
.product-detail-v2 .product-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.product-detail-v2 .product-hero-btn.is-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.22);
}

.product-anchor-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  background: rgba(5, 12, 23, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.product-anchor-nav a {
  padding: 9px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  line-height: 1;
  text-decoration: none;
  transition: 0.25s ease;
}

.product-anchor-nav a:hover {
  color: #fff;
  border-color: rgba(48, 172, 255, 0.65);
  background: rgba(48, 172, 255, 0.12);
}

.product-section {
  position: relative;
  padding: 4rem 5rem;
}

.product-parameter-layout {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  gap: 36px;
}

.product-intro-visual {
  position: relative;
  min-height: 430px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

.product-intro-visual img {
  position: relative;
  z-index: 2;
  width: min(88%, 520px);
  max-height: 380px;
  object-fit: contain;
  filter: drop-shadow(0 28px 40px rgba(0,0,0,0.38));
}

.product-visual-grid {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background-image: linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at 50% 50%, #000, transparent 72%);
}

.product-intro-copy,
.product-parameter-copy,
.product-download-copy {
  min-width: 0;
}

.product-quick-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.quick-fact {
  min-height: 92px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.055);
  border: 1px solid rgba(255,255,255,0.10);
}

.quick-fact span,
.highlight-point-card span,
.function-card-index {
  display: inline-flex;
  color: rgba(87, 188, 255, 0.95);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}

.quick-fact p {
  margin: 0;
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
}

.product-highlight-panel {
  --highlight-bg: none;
  position: relative;
  margin-top: 3.5rem;
  overflow: hidden;
  min-height: 650px;
  padding: 2.5rem;
  display: flex;
  align-items: center;
  background: var(--midnight);
  border: 1px solid var(--border);
  background-image: linear-gradient(100deg, rgba(5, 12, 23, 0.96) 0%, rgba(5, 12, 23, 0.82) 34%, rgba(5,12,23,0.48) 100%), var(--highlight-bg);
  background-size: cover;
  background-position: center;
}

.product-highlight-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.24;
}

.product-highlight-copy,
.product-highlight-points {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2rem;
}

.highlight-point-card {
  position: relative;
  padding: 2.5rem;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(30, 60, 100, 0.7) 0%, rgba(20, 40, 70, 0.75) 100%);
  border: 1px solid rgba(48, 172, 255, 0.35);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2rem;
  transition: all 0.35s ease;
  min-height: 380px;
}

.highlight-point-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(48, 172, 255, 0.4), transparent);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.highlight-point-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.12);
  border-color: rgba(48, 172, 255, 0.4);
}

.highlight-point-card:hover::before {
  opacity: 1;
}

.highlight-card-icon {
  width: 273px;
  height: 153px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: 8px;
}

.highlight-card-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: none;
}

.highlight-point-card h4 {
  font-size: 1.55rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.06em;
  line-height: 1.5;
  margin: 0;
}

.highlight-card-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.highlight-card-list span {
  font-size: 0.9rem;
  color: rgba(220, 230, 240, 0.8);
  line-height: 1.6;
  padding-left: 0;
  position: relative;
}

.highlight-card-desc {
  font-size: 1.15rem;
  color: rgba(220, 230, 240, 0.6);
  line-height: 1.5;
  margin-top: auto;
}

.highlight-card-1 {
  opacity: 0.85;
  background: linear-gradient(180deg, rgba(50, 70, 110, 0.7) 0%, rgba(30, 50, 90, 0.75) 100%);
  border-color: rgba(100, 180, 255, 0.5);
}

.highlight-card-2 {
  opacity: 0.88;
  background: linear-gradient(180deg, rgba(70, 60, 110, 0.7) 0%, rgba(50, 40, 90, 0.75) 100%);
  border-color: rgba(160, 130, 255, 0.5);
}

.highlight-card-3 {
  opacity: 0.91;
  background: linear-gradient(180deg, rgba(50, 80, 100, 0.7) 0%, rgba(30, 60, 85, 0.75) 100%);
  border-color: rgba(80, 200, 220, 0.5);
}

.highlight-card-4 {
  opacity: 0.95;
  background: linear-gradient(180deg, rgba(65, 70, 105, 0.7) 0%, rgba(45, 50, 85, 0.75) 100%);
  border-color: rgba(200, 150, 80, 0.5);
}

.highlight-card-1:hover,
.highlight-card-2:hover,
.highlight-card-3:hover,
.highlight-card-4:hover {
  opacity: 1;
}

.product-function-card,
.product-download-card {
  position: relative;
  padding: 22px;
  border-radius: 22px;
  background: rgba(9, 22, 40, 0.72);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.product-function-card h4,
.product-download-card h4 {
  margin: 0 0 10px;
  color: #fff;
  font-size: 30px;
  line-height: 1.35;
}

.highlight-point-card p,
.product-function-card p {
  margin: 0;
  color: rgba(255,255,255,0.70);
  font-size: 20px;
  line-height: 1.68;
}

.product-download-card p {
  margin: 0;
  color: rgba(255,255,255,0.70);
  line-height: 1.68;
}

.product-functions-panel {
  position: relative;
  margin-top: 3.5rem;
  padding: 3rem;
  background: linear-gradient(180deg, rgba(5, 12, 23, 0.9) 0%, rgba(5, 12, 23, 0.8) 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
}

.product-functions-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.24;
}

.product-functions-head {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto 50px;
  text-align: center;
}

.product-functions-head .sol-card-title {
  font-family: inherit;
  font-size: 1.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: #fdfcdebc;
  margin-bottom: 0;
  max-width: none;
  text-align: center;
}

.product-functions-head .sol-card-desc {
  margin-bottom: 0;
}

.product-function-grid {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3.8rem;
}

.product-function-row {
  display: grid;
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 0.6fr);
  gap: 2.5rem;
}

.product-function-row.reverse {
  grid-template-columns: minmax(0, 0.6fr) minmax(0, 0.4fr);
}

.product-function-card {
  position: relative;
  padding: 2rem;
  min-height: 300px;
  background: linear-gradient(180deg, rgba(20, 40, 70, 0.5) 0%, rgba(10, 25, 45, 0.6) 100%);
  border: 1px solid rgba(48, 172, 255, 0.2);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: all 0.35s ease;
}

.product-function-card:hover {
  transform: translateY(-4px);
  background: linear-gradient(180deg, rgba(25, 50, 85, 0.7) 0%, rgba(15, 35, 60, 0.75) 100%);
  border-color: rgba(48, 172, 255, 0.5);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(48, 172, 255, 0.15);
}

.function-card-image {
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.35s ease;
}

.function-card-image:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(48, 172, 255, 0.15);
}

.function-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.35s ease;
}

.function-card-image:hover img {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.function-card-icon {
  width: 46px;
  height: 46px;
  margin-bottom: 28px;
  color: rgba(87, 188, 255, 0.88);
}

.function-card-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 4;
}

.function-card-index {
  position: absolute;
  right: 2rem;
  top: 2rem;
  display: block;
  text-align: right;
}

.product-parameters-panel {
  position: relative;
  margin-top: 3.5rem;
  padding: 3rem;
  background: linear-gradient(180deg, rgba(5, 12, 23, 0.9) 0%, rgba(5, 12, 23, 0.8) 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
}

.product-parameters-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.24;
}

.product-parameter-layout {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  padding: clamp(24px, 4vw, 44px);
  border-radius: 16px;
  background: rgba(255,255,255,0.045);
  border: 1px solid rgba(255,255,255,0.10);
}

.product-download-panel {
  position: relative;
  z-index: 2;
  margin-top: 3.5rem;
  padding: 2.5rem;
  background: var(--midnight);
  border: 1px solid var(--border);
}

.product-specs-v2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  overflow: hidden;
  border-radius: 18px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.10);
}

.product-specs-v2 .spec-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 17px 18px;
  background: rgba(6, 16, 31, 0.92);
  font-family: inherit;
  font-size: 20px;
  line-height: 1.68;
  letter-spacing: normal;
}

.product-specs-v2 .spec-k {
  color: rgba(255,255,255,0.56);
}

.product-specs-v2 .spec-v {
  color: rgba(255,255,255,0.92);
  text-align: right;
}

.product-download-panel {
  display: flex;
  justify-content: center;
}

.product-download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-download-card {
  display: flex;
  min-height: 210px;
  flex-direction: column;
  text-decoration: none;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.product-download-card:hover {
  transform: translateY(-4px);
  border-color: rgba(87,188,255,0.62);
  background: rgba(12, 31, 55, 0.86);
}

.download-file-type {
  width: fit-content;
  margin-bottom: 24px;
  padding: 7px 10px;
  border-radius: 10px;
  background: rgba(87,188,255,0.14);
  color: rgba(87,188,255,0.95);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.download-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  color: #fff;
  font-weight: 700;
}

.download-action svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

@media (max-width: 1024px) {
  .product-intro-layout,
  .product-highlight-panel,
  .product-parameter-layout {
    grid-template-columns: 1fr;
  }

  .product-function-grid,
  .product-download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-specs-v2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .product-anchor-nav {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .product-quick-facts,
  .product-highlight-points,
  .product-function-grid,
  .product-download-grid {
    grid-template-columns: 1fr;
  }

  .product-intro-visual {
    min-height: 300px;
  }
}

.product-intro-section {
  position: relative;
}

.product-intro-layout {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 0;
  background: var(--midnight);
  border: 1px solid var(--border);
  overflow: hidden;
}

.product-intro-gallery-col {
  padding: 2.5rem;
  border-right: 1px solid var(--border);
}

.product-intro-content-col {
  padding: 2.5rem;
  background: var(--charcoal-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
}



.product-intro-content {
  margin-top: 20px;
  color: rgba(220, 230, 240, 0.72);
  font-size: 18px;
  line-height: 1.9;
  letter-spacing: 0.02em;
}

.product-intro-gallery {
  min-width: 0;
}

.product-gallery-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.03);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

.product-gallery-grid {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(0, 220, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 220, 255, 0.14) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.product-gallery-track {
  position: relative;
  z-index: 1;
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.product-gallery-track::-webkit-scrollbar {
  display: none;
}

.product-gallery-slide {
  flex: 0 0 100%;
  scroll-snap-align: center;
  margin: 0;
  padding: clamp(28px, 4vw, 56px);
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-gallery-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.product-gallery-arrow {
  position: absolute;
  z-index: 3;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border: 1px solid rgba(0, 220, 255, 0.35);
  border-radius: 999px;
  background: rgba(10, 14, 20, 0.72);
  color: #fff;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.product-gallery-prev {
  left: 18px;
}

.product-gallery-next {
  right: 18px;
}

.product-gallery-arrow:hover {
  border-color: rgba(0, 220, 255, 0.75);
  background: rgba(0, 170, 220, 0.18);
}

.product-gallery-thumbs {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.product-gallery-thumb {
  width: 88px;
  height: 58px;
  flex: 0 0 auto;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  opacity: 0.55;
}

.product-gallery-thumb.is-active {
  opacity: 1;
  border-color: rgba(0, 220, 255, 0.8);
}

.product-gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

@media (max-width: 1024px) {
  .product-intro-top,
  .product-intro-bottom {
    padding: 1.5rem;
  }
}

@media (max-width: 640px) {
  .product-gallery-slide {
    padding: 22px;
    aspect-ratio: 4 / 3;
  }

  .product-gallery-arrow {
    display: none;
  }

  .product-gallery-thumb {
    width: 72px;
    height: 48px;
  }
}