/* ========================================
   杭州逻睿科技有限公司 - 官网全局样式
   设计风格：深色科技风 (Dark Tech)
   ======================================== */

/* CSS Variables */
:root {
  --color-primary: #0A1628;
  --color-secondary: #0D2137;
  --color-accent: #00D4FF;
  --color-accent-bright: #00F0FF;
  --color-mid-blue: #1E3A5F;
  --color-light-blue: #2D5F8B;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A0B4C8;
  --color-text-muted: #6B8BA4;
  --color-success: #00E676;
  --color-danger: #FF5252;
  --color-darkest: #060F1A;
  --color-card-bg: rgba(13, 33, 55, 0.6);
  --color-card-border: rgba(0, 212, 255, 0.15);
  --color-card-hover-border: rgba(0, 212, 255, 0.4);
  --navbar-height: 72px;
  --max-width: 1280px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--color-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Utility Classes */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-sm { padding: 60px 0; }

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center { text-align: center; }

.accent-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-bright));
  margin: 0 auto 24px;
  border-radius: 2px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

.section-label {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: 1.8;
}

.section-desc.center {
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
  color: var(--color-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.3);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent);
}

.btn-outline:hover {
  background: rgba(0, 212, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.15);
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.navbar-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.navbar-logo span {
  color: var(--color-text-primary);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 55px;
}

.navbar-nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--color-text-primary);
}

.navbar-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-normal);
}

.navbar-nav a:hover::after,
.navbar-nav a.active::after {
  width: 100%;
}

.navbar-cta {
  margin-left: 16px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-normal);
  border-radius: 1px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}
.bg-image 
{
	width: 100%;
	height: 480px;
	background: url('../images/companyLogo.png') no-repeat;
	background-size: cover;
	background-position: center;
	position: relative;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 22, 40, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-accent);
}

/* Card Styles */
.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(0, 212, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.card p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  padding-top: var(--navbar-height);
  overflow: hidden;
}

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

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

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,22,40,0.3) 0%, rgba(10,22,40,0.8) 100%);
}

.scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 212, 255, 0.01) 2px,
    rgba(0, 212, 255, 0.01) 4px
  );
  pointer-events: none;
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero-content h1 .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  margin: 0 8px;
  vertical-align: middle;
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-accent);
  margin-bottom: 16px;
  font-weight: 500;
}

.hero-desc {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual-inner {
  width: 100%;
  max-width: 580px;
  position: relative;
}

.hero-slideshow {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-card-border);
  background: var(--color-card-bg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 212, 255, 0.08);
}

.hero-slide {
  display: none;
  position: relative;
}

.hero-slide.active {
  display: block;
  animation: heroSlideIn 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes heroSlideIn {
  from {
    opacity: 0;
    transform: scale(1.03);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.hero-slide-img {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}

/* 真实照片背景 */
.hero-slide-img .slide-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.65) contrast(1.1) saturate(0.85);
  transition: transform 6s ease;
}

.hero-slide.active .slide-photo {
  transform: scale(1.05);
}

/* HUD叠加层 */
.hero-slide-img .slide-hud {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* 扫描线效果 */
.slide-hud::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.03) 2px,
    rgba(0,0,0,0.03) 4px
  );
  z-index: 1;
  pointer-events: none;
}

/* 暗角效果 */
.slide-hud::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.4) 100%);
  z-index: 1;
  pointer-events: none;
}

/* REC录制标识 */
.hud-rec {
  position: absolute;
  top: 12px;
  left: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: #FFFFFF;
  font-size: 12px;
  font-family: 'Space Grotesk', monospace;
  font-weight: 600;
  z-index: 3;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

.rec-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #F44336;
  animation: recBlink 1.5s ease-in-out infinite;
}

@keyframes recBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* 时间戳 */
.hud-time {
  position: absolute;
  top: 12px;
  right: 14px;
  color: rgba(255,255,255,0.7);
  font-size: 11px;
  font-family: 'Space Grotesk', monospace;
  z-index: 3;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

/* AI检测框 */
.hud-box {
  position: absolute;
  border: 2px dashed;
  border-radius: 4px;
  padding: 2px;
  z-index: 3;
  animation: hudBoxPulse 1.5s ease-in-out infinite;
}

.hud-box-safe {
  top: 35%;
  left: 30%;
  width: 60px;
  height: 80px;
  border-color: #00E676;
}

.hud-box-danger {
  top: 40%;
  right: 22%;
  width: 60px;
  height: 80px;
  border-color: #FF5252;
  animation-duration: 0.8s;
}

.hud-box-lg {
  top: 30%;
  left: 38%;
  width: 90px;
  height: 100px;
}

.hud-box-fire {
  top: 10%;
  right: 19%;
  width: 100px;
  height: 160px;
}

.hud-box-label {
  position: absolute;
  top: -22px;
  left: -2px;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 700;
  font-family: 'Noto Sans SC', sans-serif;
  white-space: nowrap;
}

.hud-box-safe .hud-box-label {
  background: rgba(0,230,118,0.85);
  color: #FFFFFF;
}

.hud-box-danger .hud-box-label {
  background: rgba(255,82,82,0.9);
  color: #FFFFFF;
}

@keyframes hudBoxPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* HUD状态面板 */
.hud-panel {
  position: absolute;
  bottom: 50px;
  left: 14px;
  width: 210px;
  background: rgba(0,0,0,0.7);
  border: 1px solid rgba(0,212,255,0.4);
  border-radius: 6px;
  padding: 10px 12px;
  z-index: 3;
  backdrop-filter: blur(4px);
}

.hud-panel-title {
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 600;
  font-family: 'Noto Sans SC', sans-serif;
  text-align: center;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(0,212,255,0.2);
}

.hud-panel-row {
  font-size: 10px;
  font-family: 'Space Grotesk', monospace;
  line-height: 1.8;
}

.hud-panel-row.safe { color: #00E676; }
.hud-panel-row.danger { color: #FF5252; }
.hud-panel-row.warn { color: #FFC107; }

/* 预警横幅 */
.hud-alert {
  position: absolute;
  bottom: 50px;
  left: 14px;
  max-width: 320px;
  background: rgba(244,67,54,0.15);
  border: 1.5px solid rgba(255,82,82,0.8);
  border-radius: 6px;
  padding: 10px 14px;
  z-index: 3;
  backdrop-filter: blur(4px);
  animation: hudAlertGlow 1.2s ease-in-out infinite;
}

.hud-alert-title {
  color: #FF5252;
  font-size: 12px;
  font-weight: 700;
  font-family: 'Noto Sans SC', sans-serif;
  margin-bottom: 4px;
}

.hud-alert-info {
  color: #FFAB91;
  font-size: 10px;
  font-family: 'Space Grotesk', monospace;
}

@keyframes hudAlertGlow {
  0%, 100% { box-shadow: 0 0 8px rgba(255,82,82,0.3); }
  50% { box-shadow: 0 0 20px rgba(255,82,82,0.5); }
}

/* 底部标题 */
.hud-caption {
  position: absolute;
  bottom: 10px;
  left: 14px;
  background: rgba(0,0,0,0.6);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  font-family: 'Noto Sans SC', sans-serif;
  padding: 6px 14px;
  border-radius: 4px;
  z-index: 3;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.hero-slide-label {
  padding: 12px 20px;
  font-size: 0.9375rem;
  color: var(--color-accent);
  background: rgba(10, 22, 40, 0.9);
  border-top: 1px solid var(--color-card-border);
  text-align: center;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.hero-slide-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 12px 0;
  background: rgba(10, 22, 40, 0.9);
}

.hero-slide-indicators .indicator {
  width: 28px;
  height: 4px;
  border-radius: 2px;
  background: rgba(0, 212, 255, 0.2);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.hero-slide-indicators .indicator.active {
  background: rgba(0, 212, 255, 0.3);
}

.hero-slide-indicators .indicator.active::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--color-accent);
  border-radius: 2px;
  animation: indicatorProgress 4s linear forwards;
}

@keyframes indicatorProgress {
  from { width: 0; }
  to { width: 100%; }
}

.hero-slide-indicators .indicator:hover {
  background: rgba(0, 212, 255, 0.4);
}

/* Capabilities Section */
.capabilities {
  background: var(--color-secondary);
}

/* Product Overview */
.product-overview .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
  margin-bottom: 32px;
}

.feature-tag {
  padding: 6px 16px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--color-accent);
  transition: all var(--transition-fast);
}

.feature-tag:hover {
  background: rgba(0, 212, 255, 0.15);
  border-color: rgba(0, 212, 255, 0.4);
}

.product-mockup {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-card-border);
  background: var(--color-card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-mockup-placeholder {
  color: var(--color-text-muted);
  text-align: center;
  padding: 40px;
}

.product-mockup-placeholder svg {
  width: 64px;
  height: 64px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1;
  opacity: 0.5;
  margin-bottom: 16px;
}

/* Product Carousel */
.product-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 12px;
}

.carousel-slide {
  display: block;
  width: 100%;
  height: auto;
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.8s ease-in-out;
}

.carousel-slide.active {
  position: relative;
  opacity: 1;
}

.carousel-indicators {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all 0.3s ease;
}

.carousel-dot.active {
  background: var(--color-accent);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
  transform: scale(1.2);
}

.carousel-dot:hover {
  background: rgba(255, 255, 255, 0.7);
}

/* Tech Advantages */
.tech-advantages {
  background: linear-gradient(180deg, var(--color-secondary), var(--color-primary));
}

.tech-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.stat-item {
  text-align: center;
  padding: 32px 16px;
  border-radius: 12px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  transition: all var(--transition-normal);
}

.stat-item:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
  font-family: 'Space Grotesk', 'Rajdhani', monospace;
}

.stat-label {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* Scenarios Section */
.scenarios-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  justify-content: center;
}

.tab-btn {
  padding: 10px 24px;
  border-radius: 6px;
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.15);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-family: inherit;
}

.tab-btn:hover,
.tab-btn.active {
  background: rgba(0, 212, 255, 0.15);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  animation: fadeIn 0.4s ease;
}

/* Data Proof Section */
.data-proof {
  background: var(--color-primary);
  position: relative;
}

.data-proof::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.data-item {
  text-align: center;
  padding: 40px 24px;
  position: relative;
}

.data-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 25%;
  height: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--color-card-border), transparent);
}

.data-item:last-child::after {
  display: none;
}

.data-number {
  font-size: 3.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Space Grotesk', 'Rajdhani', monospace;
  line-height: 1;
  margin-bottom: 12px;
}

.data-desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* Partners Section */
.partners {
  background: var(--color-secondary);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.partner-item {
  aspect-ratio: 2/1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 16px;
  filter: grayscale(1);
  opacity: 0.5;
  transition: all var(--transition-normal);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
}

.partner-item:hover {
  filter: grayscale(0);
  opacity: 1;
  border-color: var(--color-card-hover-border);
  background: rgba(0, 212, 255, 0.05);
  color: var(--color-text-secondary);
}

/* News Section */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.news-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.news-card:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.news-card-img {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-mid-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.news-card-body {
  padding: 24px;
}

.news-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.news-tag {
  color: var(--color-accent);
  font-weight: 500;
}

.news-card h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
  transition: color var(--transition-fast);
}

.news-card:hover h3 {
  color: var(--color-accent);
}

.news-card p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-mid-blue));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(0,212,255,0.1), transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(0,240,255,0.08), transparent 50%);
  pointer-events: none;
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: 36px;
}

.cta-phone {
  display: block;
  margin-top: 16px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Footer */
.footer {
  background: var(--color-darkest);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  margin-top: 16px;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.footer-social a:hover {
  background: rgba(0, 212, 255, 0.15);
  color: var(--color-accent);
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--color-text-primary);
}

.footer-col a {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  padding: 6px 0;
  transition: color var(--transition-fast);
}

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

.footer-col .contact-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  padding: 6px 0;
}

.footer-col .contact-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 2;
  margin-top: 4px;
  flex-shrink: 0;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-text-muted);
  margin-left: 16px;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: rgba(0, 212, 255, 0.15);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  color: var(--color-accent);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(0, 212, 255, 0.25);
  transform: translateY(-2px);
}

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 30px rgba(0,212,255,0.2); }
  50% { box-shadow: 0 0 60px rgba(0,212,255,0.4); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Animate on scroll */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="fade-left"] {
  transform: translateX(-30px);
}

[data-animate="fade-left"].animated {
  transform: translateX(0);
}

[data-animate="fade-right"] {
  transform: translateX(30px);
}

[data-animate="fade-right"].animated {
  transform: translateX(0);
}

[data-animate="scale"] {
  transform: scale(0.95);
}

[data-animate="scale"].animated {
  transform: scale(1);
}

/* Page Hero (Inner pages) */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0,212,255,0.08), transparent 60%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Inner Page Section Styles */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-item {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 32px;
  transition: all var(--transition-normal);
}

.feature-item:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.feature-item .feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(0,212,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-item .feature-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 2;
}

.feature-item h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.feature-item p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Architecture Diagram */
.arch-flow {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 48px;
}

.arch-layer {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 32px 28px;
  text-align: center;
  min-width: 200px;
  transition: all var(--transition-normal);
}

.arch-layer:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.arch-layer h4 {
  color: var(--color-accent);
  margin-bottom: 12px;
  font-size: 1rem;
}

.arch-layer p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.arch-arrow {
  color: var(--color-accent);
  font-size: 1.5rem;
  opacity: 0.5;
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  font-size: 0.9375rem;
}

.comparison-table th {
  background: var(--color-secondary);
  color: var(--color-accent);
  padding: 16px 24px;
  text-align: left;
  border-bottom: 2px solid var(--color-card-border);
  font-weight: 600;
}

.comparison-table td {
  padding: 14px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  color: var(--color-text-secondary);
}

.comparison-table tr:hover td {
  background: rgba(0,212,255,0.03);
}

.check { color: var(--color-success); }
.cross { color: var(--color-danger); }

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 48px auto 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent), rgba(0,212,255,0.1));
}

.timeline-item {
  display: flex;
  gap: 32px;
  margin-bottom: 48px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
  text-align: right;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  z-index: 1;
}

.timeline-content {
  width: calc(50% - 40px);
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 24px;
}

.timeline-content h4 {
  color: var(--color-accent);
  font-size: 0.9375rem;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0,212,255,0.05);
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  color: var(--color-text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0,212,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 2;
}

.contact-info-text h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-text p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* Contact Cards Grid (about page) */
.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.contact-card-item {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition-normal);
}

.contact-card-item:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 212, 255, 0.06);
}

.contact-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(0, 212, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.contact-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 2;
}

.contact-card-item h4 {
  font-size: 1.125rem;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.contact-card-item p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Solution Card */
.solution-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 40px;
  transition: all var(--transition-normal);
}

.solution-card:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.solution-card .solution-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: rgba(0,212,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.solution-card .solution-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1.5;
}

.solution-card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.solution-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.solution-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.solution-features span {
  padding: 4px 12px;
  background: rgba(0,212,255,0.08);
  border-radius: 4px;
  font-size: 0.8125rem;
  color: var(--color-accent);
}

/* News Filter */
.news-filter {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 6px;
  background: rgba(0,212,255,0.05);
  border: 1px solid rgba(0,212,255,0.15);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-family: inherit;
}

.filter-btn:hover,
.filter-btn.active {
  background: rgba(0,212,255,0.15);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Case Study Card */
.case-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.case-card:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.case-card-header {
  padding: 24px 32px;
  background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(0,240,255,0.04));
  border-bottom: 1px solid var(--color-card-border);
}

.case-card-header h3 {
  font-size: 1.25rem;
}

.case-card-header p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.case-card-body {
  padding: 24px 32px;
}

.case-card-body h4 {
  font-size: 0.875rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.case-card-body p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.case-result {
  display: flex;
  gap: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--color-card-border);
}

.case-result-item {
  text-align: center;
}

.case-result-item .num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: 'Space Grotesk', monospace;
}

.case-result-item .label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Patent Grid */
.patent-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.patent-item {
  text-align: center;
  padding: 32px 16px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  transition: all var(--transition-normal);
}

.patent-item:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.patent-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: rgba(0,212,255,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.patent-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1.5;
}

.patent-item h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.patent-item p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* Whitepaper Card */
.whitepaper-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.whitepaper-card .wp-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: rgba(0,212,255,0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.whitepaper-card .wp-icon svg {
  width: 40px;
  height: 40px;
  stroke: var(--color-accent);
  fill: none;
  stroke-width: 1.5;
}

.whitepaper-card h3 {
  margin-bottom: 12px;
}

.whitepaper-card p {
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

/* Team Member */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.team-member {
  text-align: center;
  padding: 32px 16px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  transition: all var(--transition-normal);
}

.team-member:hover {
  border-color: var(--color-card-hover-border);
  transform: translateY(-4px);
}

.team-avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(0,240,255,0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
}

.team-member h4 {
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.team-member .role {
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.team-member p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* Culture Values */
.culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.culture-item {
  text-align: center;
  padding: 40px 24px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 12px;
  transition: all var(--transition-normal);
}

.culture-item:hover {
  border-color: var(--color-card-hover-border);
}

.culture-item .culture-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.culture-item h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.culture-item p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Tech Tag Cloud */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}

.tech-tag {
  padding: 8px 20px;
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 20px;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-normal);
}

.tech-tag:hover {
  background: rgba(0,212,255,0.15);
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

/* Pagination */
.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 48px;
}

.pagination a, .pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.pagination a:hover, .pagination span.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(0,212,255,0.1);
}

/* Responsive */
@media (max-width: 1279px) {
  .tech-stats { grid-template-columns: repeat(3, 1fr); }
  .data-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1023px) {
  .section { padding: 80px 0; }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-desc { margin: 0 auto 36px; }
  .hero-visual { display: none; }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .patent-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .data-grid { grid-template-columns: repeat(2, 1fr); }
  .arch-flow { flex-direction: column; }
  .arch-arrow { transform: rotate(90deg); }

  .navbar-nav { display: none; }
  .navbar-cta { display: none; }
  .hamburger { display: flex; }
}

@media (max-width: 767px) {
  .section { padding: 60px 0; }

  .grid-2, .grid-3, .grid-4, .grid-5 {
    grid-template-columns: 1fr;
  }

  .tech-stats { grid-template-columns: 1fr 1fr; }
  .data-grid { grid-template-columns: 1fr; }
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .culture-grid { grid-template-columns: 1fr; }
  .patent-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }

  .tab-content.active {
    grid-template-columns: 1fr;
  }

  .data-item::after { display: none; }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .timeline::before { left: 20px; }
  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: column;
    text-align: left;
    padding-left: 48px;
  }
  .timeline-dot {
    left: 20px;
  }
  .timeline-content {
    width: 100%;
  }
}
/* ===== Product Demo Video Section ===== */
.video-demo-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.video-demo-container {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-card-border);
  background: var(--color-card-bg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 212, 255, 0.08);
}

.video-demo-container video {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
}

/* Plyr 自定义主题 - 匹配深色科技风 */
.video-demo-container .plyr {
  border-radius: 12px;
  --plyr-color-main: var(--color-accent);
  --plyr-video-background: var(--color-darkest);
  --plyr-control-radius: 6px;
  --plyr-font-family: 'Inter', 'Noto Sans SC', sans-serif;
  --plyr-font-size-time: 13px;
  --plyr-font-size-menu: 13px;
  --plyr-font-size-badge: 10px;
  --plyr-tooltip-background: rgba(10, 22, 40, 0.95);
  --plyr-tooltip-color: var(--color-text-primary);
  --plyr-tooltip-padding: 8px 12px;
  --plyr-tooltip-arrow-size: 4px;
  --plyr-control-icon-size: 16px;
  --plyr-control-spacing: 10px;
  --plyr-control-padding: 8px;
  --plyr-video-controls-background: linear-gradient(transparent, rgba(6, 15, 26, 0.9));
  --plyr-range-fill-background: var(--color-accent);
  --plyr-range-track-background: rgba(255, 255, 255, 0.15);
  --plyr-range-thumb-background: var(--color-accent);
  --plyr-range-thumb-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
  --plyr-progress-loading-background: rgba(0, 212, 255, 0.2);
  --plyr-menu-background: rgba(10, 22, 40, 0.98);
  --plyr-menu-color: var(--color-text-primary);
  --plyr-menu-border-color: var(--color-card-border);
  --plyr-menu-border-radius: 8px;
  --plyr-menu-arrow-size: 6px;
}

.video-demo-container .plyr--video .plyr__controls {
  padding: 16px 16px 12px;
}

.video-demo-container .plyr__control {
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.video-demo-container .plyr__control:hover {
  color: var(--color-accent);
  background: rgba(0, 212, 255, 0.1);
}

.video-demo-container .plyr__control.plyr__tab-focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.video-demo-container .plyr__progress__buffer {
  background: rgba(255, 255, 255, 0.1);
}

.video-demo-container .plyr__time {
  color: var(--color-text-secondary);
}

.video-demo-container .plyr__volume input[type="range"] {
  color: var(--color-accent);
}

.video-demo-container .plyr--paused .plyr__poster {
  opacity: 1;
}

.video-demo-container .plyr__poster {
  background-size: cover;
  background-position: center;
}

/* 播放按钮自定义 */
.video-demo-container .plyr__control--overlaid {
  background: rgba(0, 212, 255, 0.9);
  border: 2px solid rgba(0, 212, 255, 0.5);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
  padding: 18px;
  transition: all var(--transition-normal);
}

.video-demo-container .plyr__control--overlaid:hover {
  background: var(--color-accent-bright);
  transform: scale(1.1);
  box-shadow: 0 0 50px rgba(0, 212, 255, 0.6);
}

.video-demo-container .plyr__control--overlaid svg {
  fill: var(--color-primary);
  width: 24px;
  height: 24px;
}

/* 视频信息区域 */
.video-demo-info {
  margin-top: 28px;
  text-align: center;
}

.video-demo-info h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.video-demo-info p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.video-demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.video-demo-tags span {
  padding: 6px 16px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--color-accent);
  transition: all var(--transition-fast);
}

.video-demo-tags span:hover {
  background: rgba(0, 212, 255, 0.15);
  border-color: rgba(0, 212, 255, 0.4);
}

/* 响应式 */
@media (max-width: 767px) {
  .video-demo-info h3 {
    font-size: 1.125rem;
  }
  .video-demo-tags span {
    font-size: 0.8125rem;
    padding: 5px 12px;
  }
}