/* ========================================
   三益照明 - 官网首页样式表
   Design System v1.0
   ======================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Colors */
  --primary: #EA5D27;
  --primary-dark: #C44A1C;
  --primary-light: #FF7A45;

  /* Neon Accent Colors */
  --neon-blue: #00D4FF;
  --neon-gold: #FFD700;
  --accent-cyan: #00F5FF;

  /* Light Background Colors */
  --bg-dark: #FFFFFF;
  --surface-dark: #F8F8F8;
  --surface-elevated: #FFFFFF;

  /* Text Colors */
  --text-primary: #1A1A2E;
  --text-secondary: #6B6B7B;
  --text-muted: #999999;

  /* Border Colors */
  --border-subtle: rgba(0, 0, 0, 0.06);
  --border-default: rgba(0, 0, 0, 0.1);
  --border-hover: rgba(0, 0, 0, 0.15);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-blur: 20px;
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #EA5D27 0%, #FF7A45 100%);
  --gradient-neon: linear-gradient(90deg, #00D4FF 0%, #FFD700 50%, #EA5D27 100%);
  --gradient-dark: linear-gradient(180deg, #FFFFFF 0%, #F8F8F8 100%);
  --gradient-hero-overlay: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.25) 50%, rgba(0,0,0,0.4) 100%);

  /* Glow Effects */
  --glow-blue: 0 0 40px rgba(0, 212, 255, 0.4);
  --glow-gold: 0 0 40px rgba(255, 215, 0, 0.4);
  --glow-orange: 0 0 40px rgba(234, 93, 39, 0.4);

  /* Shadows */
  --shadow-1: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-2: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-3: 0 8px 32px rgba(0, 0, 0, 0.16);
  --shadow-4: 0 16px 48px rgba(0, 0, 0, 0.24);
  --shadow-5: 0 24px 64px rgba(0, 0, 0, 0.32);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Spacing (8pt grid) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Container Widths */
  --container-sm: 720px;
  --container-md: 960px;
  --container-lg: 1280px;

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-default: 200ms ease-out;
  --transition-smooth: 300ms ease-out;
  --transition-slow: 400ms ease-in-out;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-overlay: 40;
  --z-modal: 100;
  --z-toast: 1000;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-fontsmoothing: grayscale;
  overflow-x: hidden;
}

/* Image fade-in effect for lazy loaded images */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.3s ease;
}
img[loading="lazy"].loaded {
  opacity: 1;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-8);
  }
}

.section {
  padding: var(--space-9) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-10) 0;
  }
}

.section-alt {
  background: var(--surface-dark);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.section-overline {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 40px;
  }
}

.section-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .section-subtitle {
    font-size: 18px;
  }
}

/* ---------- Focus Styles (Accessibility) ---------- */
:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 2px;
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  height: 80px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-smooth), box-shadow var(--transition-smooth), height var(--transition-smooth);
  will-change: background, box-shadow;
}

@media (min-width: 768px) {
  .navbar {
    height: 90px;
  }
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-3);
}

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

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.navbar-logo-img {
  height: 55px;
  width: auto;
  object-fit: contain;
}

.navbar-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.navbar-menu {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .navbar-menu {
    display: flex;
  }
}

.navbar-link {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-default);
}

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

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

.navbar-cta {
  display: none;
}

@media (min-width: 1024px) {
  .navbar-cta {
    display: inline-flex;
  }
}

.navbar-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

@media (min-width: 1024px) {
  .navbar-toggle {
    display: none;
  }
}

.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-default), opacity var(--transition-default);
}

.navbar-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.navbar-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  gap: var(--space-4);
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu .navbar-link {
  font-size: 18px;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu .navbar-link::after {
  display: none;
}

.mobile-menu .btn {
  margin-top: var(--space-4);
  text-align: center;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  transition: all var(--transition-default);
  min-height: 44px;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 0 var(--space-6);
  font-size: 15px;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--glow-orange);
}

.hero .btn-secondary {
  background: #FFFFFF;
  color: var(--text-primary);
  border: 1px solid #FFFFFF;
  padding: 0 var(--space-6);
  font-size: 15px;
}

.hero .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.9);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(0, 0, 0, 0.15);
  padding: 0 var(--space-6);
  font-size: 15px;
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.25);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0 var(--space-4);
  font-size: 14px;
}

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

.btn-lg {
  min-height: 56px;
  padding: 0 var(--space-8);
  font-size: 16px;
}

.btn-sm {
  min-height: 40px;
  padding: 0 var(--space-4);
  font-size: 13px;
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100dvh;
  min-height: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-indicators {
  position: absolute;
  bottom: 150px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 12px;
}

.hero-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-indicator.active {
  background: var(--primary);
  border-color: var(--primary);
  transform: scale(1.2);
}

.hero-indicator:hover {
  background: rgba(255, 255, 255, 0.8);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero-overlay);
  z-index: 1;
}

/* Ambient glow effects */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
  z-index: 1;
  pointer-events: none;
}

.hero-glow--blue {
  width: 500px;
  height: 500px;
  background: var(--neon-blue);
  top: 10%;
  right: 10%;
}

.hero-glow--gold {
  width: 400px;
  height: 400px;
  background: var(--neon-gold);
  bottom: 20%;
  left: 15%;
}

.hero-glow--orange {
  width: 350px;
  height: 350px;
  background: var(--primary);
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-4);
}

.hero-title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 56px;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 72px;
  }
}

.hero-title .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  max-width: 900px;
  margin: 0 auto var(--space-6);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 18px;
  }
}

@media (max-width: 767px) {
  .hero-subtitle {
    white-space: normal;
    font-size: 14px;
  }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

@media (min-width: 480px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.05em;
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Stats Section ---------- */
.stats {
  position: relative;
  z-index: 3;
  margin-top: -60px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-4);
  text-align: center;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
  will-change: transform;
}

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

.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: var(--space-2);
  font-family: 'Inter', 'SF Mono', 'Roboto Mono', monospace;
}

@media (min-width: 768px) {
  .stat-number {
    font-size: 48px;
  }
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .stat-label {
    font-size: 14px;
  }
}

/* ---------- Advantages Section ---------- */
.advantages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  /* Homepage advantages: match stats grid width (4 columns) */
  .section-home-advantages .advantages-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.advantage-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
  text-align: center;
}

.advantage-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.advantage-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(234, 93, 39, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-smooth);
}

.advantage-card:hover .advantage-icon {
  background: rgba(234, 93, 39, 0.2);
  box-shadow: var(--glow-orange);
}

.advantage-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.advantage-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.advantage-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface-dark);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-smooth);
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-3);
}

.service-card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  will-change: transform;
}

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

.service-card-content {
  padding: var(--space-5);
}

.service-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.service-card-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Products Section ---------- */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.product-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
}

.product-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.15), var(--glass-shadow);
}

.product-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  will-change: transform;
}

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

.product-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.6), transparent);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.product-card:hover .product-card-image::after {
  opacity: 1;
}

.product-card-content {
  padding: var(--space-5);
}

.product-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.product-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  transition: gap var(--transition-default);
}

.product-card-link:hover {
  gap: var(--space-3);
}

.product-card-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.products-actions {
  text-align: center;
  margin-top: var(--space-8);
}

/* ---------- Cases Section ---------- */
.cases-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.cases-filter-btn {
  padding: var(--space-2) var(--space-4);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: transparent;
  transition: all var(--transition-default);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.cases-filter-btn:hover,
.cases-filter-btn.active {
  color: #FFFFFF;
  border-color: var(--primary);
  background: var(--primary);
}

.cases-masonry {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .cases-masonry {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .cases-masonry {
    grid-template-columns: repeat(3, 1fr);
  }
}

.case-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--surface-dark);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-smooth);
  color: inherit;
  text-decoration: none;
  display: block;
}

.case-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-3);
  color: inherit;
}

.case-card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.case-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
  will-change: transform;
}

.case-card:hover .case-card-image img {
  transform: scale(1.08);
}

.case-card-info {
  padding: var(--space-4);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.case-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.case-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 12px;
  color: var(--text-muted);
}

.case-card-meta svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.case-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.case-card-tag {
  font-size: 11px;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  background: rgba(234, 93, 39, 0.1);
  color: var(--primary-dark);
  letter-spacing: 0.02em;
}

.cases-actions {
  text-align: center;
  margin-top: var(--space-8);
}

/* ---------- Process Section ---------- */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  position: relative;
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: var(--glow-orange);
}

.process-step-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.process-step-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 24px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, var(--primary), transparent);
    opacity: 0.3;
  }
}

/* ---------- News Section ---------- */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.news-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
}

.news-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.news-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  will-change: transform;
}

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

.news-card-content {
  padding: var(--space-5);
}

.news-card-category {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: var(--space-2);
}

.news-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.news-actions {
  text-align: center;
  margin-top: var(--space-8);
}

/* ---------- CTA Section ---------- */
.cta-section {
  position: relative;
  overflow: hidden;
}

.cta-inner {
  position: relative;
  background: linear-gradient(135deg, #FFF5F0 0%, #FFFFFF 50%, #F0F7FF 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  overflow: hidden;
}

@media (min-width: 768px) {
  .cta-inner {
    padding: var(--space-10) var(--space-8);
  }
}

.cta-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.08;
  pointer-events: none;
}

.cta-glow--1 {
  width: 300px;
  height: 300px;
  background: var(--neon-blue);
  top: -50px;
  right: -50px;
}

.cta-glow--2 {
  width: 250px;
  height: 250px;
  background: var(--primary);
  bottom: -50px;
  left: -50px;
}

.cta-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .cta-title {
    font-size: 40px;
  }
}

.cta-desc {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.cta-phone {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .cta-phone {
    font-size: 24px;
  }
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (min-width: 480px) {
  .cta-actions {
    flex-direction: row;
    justify-content: center;
  }
}

/* ---------- Contact Form Section ---------- */
.contact-form-section {
  background: var(--surface-dark);
  border-top: 1px solid var(--border-subtle);
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .contact-form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.contact-info p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.contact-detail-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(234, 93, 39, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.contact-detail-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-detail-text strong {
  display: block;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 2px;
}

.form-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--glass-shadow);
}

.form-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.form-card > p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: 15px;
  color: var(--text-primary);
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-default), background var(--transition-default);
  min-height: 44px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(234, 93, 39, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A0A0B0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-select option {
  background: #FFFFFF;
  color: var(--text-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  margin-top: var(--space-2);
}

.form-privacy {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--space-3);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-8) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
  max-width: 300px;
}

.footer-qr {
  margin-top: var(--space-4);
  text-align: left;
}

.footer-qr img {
  display: block;
  width: 120px;
  height: 120px;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  padding: 8px;
}

.footer-column h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-column a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- Floating Buttons ---------- */
.floating-buttons {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-4);
  z-index: var(--z-dropdown);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.floating-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-3);
  transition: all var(--transition-default);
}

.floating-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
}

.floating-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.floating-btn--top {
  background: #FFFFFF;
  border: 1px solid var(--border-default);
  color: var(--primary);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-default), visibility var(--transition-default), transform var(--transition-default);
}

.floating-btn--top.visible {
  opacity: 1;
  visibility: visible;
}

.floating-btn--top:hover {
  background: #F8F8F8;
}

/* ---------- Skeleton Loading ---------- */
.skeleton {
  background: linear-gradient(90deg, #F0F0F0 25%, #E8E8E8 50%, #F0F0F0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---------- Scroll Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
  will-change: opacity, transform;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
}

.animate-on-scroll:nth-child(1) { transition-delay: 0ms; }
.animate-on-scroll:nth-child(2) { transition-delay: 100ms; }
.animate-on-scroll:nth-child(3) { transition-delay: 200ms; }
.animate-on-scroll:nth-child(4) { transition-delay: 300ms; }
.animate-on-scroll:nth-child(5) { transition-delay: 400ms; }
.animate-on-scroll:nth-child(6) { transition-delay: 500ms; }

/* ========== Inner Page Styles ========== */

/* Page Hero */
.page-hero {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 72px;
}

@media (min-width: 768px) {
  .page-hero {
    min-height: 450px;
    margin-top: 72px;
  }
}

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

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.5) 0%, rgba(255,255,255,0.7) 100%);
  z-index: 1;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: var(--space-8) var(--space-4);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.breadcrumb a {
  color: var(--primary);
  transition: color var(--transition-fast);
}

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

.breadcrumb span[aria-current="page"] {
  color: var(--text-primary);
  font-weight: 500;
}

.page-hero-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
  .page-hero-title {
    font-size: 48px;
  }
}

.page-hero-desc {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Service Detail Grid */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .service-detail-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

.service-detail-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  background: var(--surface-dark);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

@media (min-width: 768px) {
  .service-detail-card {
    grid-template-columns: 1fr 1fr;
  }
}

.service-detail-card:nth-child(even) {
  direction: rtl;
}

.service-detail-card:nth-child(even) > * {
  direction: ltr;
}

.service-detail-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.service-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.service-detail-content {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-detail-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.service-detail-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.service-features {
  list-style: none;
  margin-bottom: var(--space-4);
}

.service-features li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: var(--space-2) 0;
  padding-left: var(--space-5);
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.service-applications {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.service-applications strong {
  color: var(--text-primary);
}

/* Process Grid 7 */
.process-grid-7 {
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .process-grid-7 {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-grid-7 {
    grid-template-columns: repeat(7, 1fr);
  }
}

/* Product Category Tabs */
.product-category-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.product-tab {
  padding: var(--space-3) var(--space-6);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: transparent;
  transition: all var(--transition-default);
  min-height: 44px;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.product-tab:hover,
.product-tab.active {
  color: #FFFFFF;
  border-color: var(--primary);
  background: var(--primary);
}

.product-tab-panel {
  display: none;
}

.product-tab-panel.active {
  display: block;
}

.product-category-header {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  background: var(--surface-dark);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
}

.product-category-info h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.product-category-info p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.product-specs {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-grid-reverse .about-content {
  order: 2;
}

@media (min-width: 768px) {
  .about-grid-reverse .about-content {
    order: 1;
  }
  .about-grid-reverse .about-image {
    order: 2;
  }
}

.about-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.about-content p:last-child {
  margin-bottom: 0;
}

.about-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-3);
}

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

/* Culture Grid */
.culture-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .culture-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .culture-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.culture-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
  text-align: center;
}

.culture-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.culture-card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(234, 93, 39, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.culture-card-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.culture-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.culture-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-6) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-subtle);
}

@media (min-width: 768px) {
  .timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .timeline-item {
    width: 50%;
    padding-left: 0;
    padding-right: 40px;
    text-align: right;
  }
  .timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: 40px;
    padding-right: 0;
    text-align: left;
  }
}

.timeline-year {
  position: absolute;
  left: 0;
  top: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-orange);
}

@media (min-width: 768px) {
  .timeline-year {
    left: auto;
    right: -25px;
  }
  .timeline-item:nth-child(even) .timeline-year {
    right: auto;
    left: -25px;
  }
}

.timeline-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.timeline-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Qualifications Image */
.section-qualifications {
  padding-bottom: 40px;
}

.qualifications-image {
  background: #FFFFFF;
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.08);
  padding: 60px 40px 20px 40px;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.qualifications-image img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(234, 93, 39, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Testimonials Grid */
.testimonials-grid {
  display: flex;
  flex-direction: row;
  gap: var(--space-5);
  overflow-x: auto;
  padding-bottom: var(--space-4);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.testimonials-grid::-webkit-scrollbar {
  height: 6px;
}

.testimonials-grid::-webkit-scrollbar-track {
  background: var(--surface-dark);
  border-radius: 3px;
}

.testimonials-grid::-webkit-scrollbar-thumb {
  background: var(--border-default);
  border-radius: 3px;
}

.testimonial-card {
  flex: 0 0 320px;
  min-width: 280px;
  scroll-snap-align: start;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-smooth);
  position: relative;
}

.testimonial-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.testimonial-quote {
  font-size: 48px;
  line-height: 1;
  color: var(--primary);
  opacity: 0.3;
  margin-bottom: var(--space-3);
  font-family: serif;
}

.testimonial-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial-author strong {
  display: block;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.testimonial-author span {
  font-size: 13px;
  color: var(--text-muted);
}

/* News Tabs */
.news-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.news-tab {
  padding: var(--space-3) var(--space-6);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: transparent;
  transition: all var(--transition-default);
  min-height: 44px;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.news-tab:hover,
.news-tab.active {
  color: #FFFFFF;
  border-color: var(--primary);
  background: var(--primary);
}

/* News List */
.news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .news-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .news-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Tags Cloud */
.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}

.tag-item {
  padding: var(--space-2) var(--space-4);
  font-size: 14px;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: transparent;
  transition: all var(--transition-default);
}

.tag-item:hover {
  color: #FFFFFF;
  border-color: var(--primary);
  background: var(--primary);
}

/* Contact Page Grid */
.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .contact-page-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Map Container */
.map-container {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-3);
  border: 1px solid var(--border-subtle);
}

.map-placeholder {
  width: 100%;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  background: var(--surface-dark);
  padding: var(--space-8);
  text-align: center;
}

.map-placeholder svg {
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
  opacity: 0.5;
}

.map-placeholder p {
  font-size: 18px;
  color: var(--text-secondary);
}

/* ========== Navigation Performance Optimizations ========== */

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

/* Navbar link hover optimization */
.navbar-link {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* Mobile menu optimization */
.mobile-menu .navbar-link {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* Loading indicator for page transitions */
.page-loading {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  z-index: 9999;
  transform: scaleX(0);
  transform-origin: left;
  animation: pageLoading 0.6s ease-out forwards;
}

@keyframes pageLoading {
  0% { transform: scaleX(0); }
  50% { transform: scaleX(0.7); }
  100% { transform: scaleX(1); opacity: 0; }
}

/* Preload hint for images */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.3s ease;
}

img[loading="lazy"].loaded {
  opacity: 1;
}

/* ========== Hero Carousel Component ========== */
.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* Loading Spinner */
.hero-carousel-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.5);
  z-index: 10;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.hero-carousel-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.hero-carousel-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(234, 93, 39, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: carouselSpin 0.8s linear infinite;
}

@keyframes carouselSpin {
  to { transform: rotate(360deg); }
}

/* Carousel Track */
.hero-carousel-track {
  display: flex;
  gap: 16px;
  padding: 20px;
  height: 100%;
  align-items: center;
  will-change: transform;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Carousel Slide */
.hero-carousel-slide {
  flex: 0 0 calc(25% - 12px);
  min-width: 0;
  height: 280px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  will-change: opacity, transform;
  transition: opacity 0.4s ease, transform 0.4s ease;
  opacity: 0.6;
  transform: scale(0.95);
}

.hero-carousel-slide.active {
  opacity: 1;
  transform: scale(1);
}

.hero-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  will-change: transform;
  transition: transform 0.5s ease;
}

.hero-carousel-slide:hover img {
  transform: scale(1.05);
}

/* Carousel Navigation Buttons */
.hero-carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: all var(--transition-default);
  box-shadow: var(--shadow-2);
  color: var(--text-primary);
}

.hero-carousel-btn:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-50%) scale(1.1);
  box-shadow: var(--glow-orange);
}

.hero-carousel-btn:active {
  transform: translateY(-50%) scale(0.95);
}

.hero-carousel-btn--prev {
  left: 16px;
}

.hero-carousel-btn--next {
  right: 16px;
}

.hero-carousel-btn svg {
  width: 24px;
  height: 24px;
}

/* Carousel Indicators */
.hero-carousel-indicators {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 5;
}

.hero-carousel-indicator {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  transition: all var(--transition-default);
  padding: 0;
}

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

.hero-carousel-indicator.active {
  background: var(--primary);
  width: 60px;
}

/* Responsive Carousel */
@media (max-width: 1024px) {
  .hero-carousel-slide {
    flex: 0 0 calc(33.333% - 11px);
    height: 240px;
  }
}

@media (max-width: 768px) {
  .hero-carousel-track {
    gap: 12px;
    padding: 16px;
  }

  .hero-carousel-slide {
    flex: 0 0 calc(50% - 6px);
    height: 200px;
  }

  .hero-carousel-btn {
    width: 40px;
    height: 40px;
  }

  .hero-carousel-btn--prev {
    left: 8px;
  }

  .hero-carousel-btn--next {
    right: 8px;
  }

  .hero-carousel-indicators {
    bottom: 70px;
  }
}

@media (max-width: 480px) {
  .hero-carousel-slide {
    flex: 0 0 calc(75% - 9px);
    height: 180px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .hero-carousel-track {
    transition: none;
  }
  
  .hero-carousel-slide {
    transition: none;
  }
  
  .hero-carousel-slide img {
    transition: none;
  }
}

/* ========== Case Detail Page ========== */
.case-detail-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 768px) {
  .case-detail-content {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-10);
  }
}

.case-detail-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-3);
}

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

.case-detail-info h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.case-detail-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.case-detail-meta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.case-detail-meta-item svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
  margin-top: 2px;
}

.case-detail-meta-item strong {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 2px;
}

.case-detail-meta-item span {
  font-size: 15px;
  color: var(--text-primary);
}

.case-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.case-detail-tag {
  font-size: 12px;
  padding: 4px var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(234, 93, 39, 0.1);
  color: var(--primary-dark);
  letter-spacing: 0.02em;
}

.case-detail-desc-section {
  max-width: 800px;
  margin: 0 auto;
}

.case-detail-desc-section h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  text-align: center;
}

.case-detail-desc-section p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.case-detail-desc-section p:last-child {
  margin-bottom: 0;
}

.case-detail-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.case-detail-gallery img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}

/* ========== Article Detail Page ========== */
.article-content {
  max-width: 900px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: var(--space-6);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  font-size: 14px;
  color: var(--text-secondary);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.article-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.article-category {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 4px var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(234, 93, 39, 0.1);
  color: var(--primary);
  letter-spacing: 0.02em;
}

.article-featured-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-3);
  margin-bottom: var(--space-8);
}

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

.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
}

.article-body p:last-child {
  margin-bottom: 0;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
  border-left: 4px solid var(--primary);
}

.article-body h3:first-child {
  margin-top: 0;
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.article-body li {
  margin-bottom: var(--space-2);
  color: var(--text-secondary);
}

.article-body img {
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
  box-shadow: var(--shadow-2);
}

.article-body blockquote {
  border-left: 4px solid var(--primary);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-6) 0;
  background: var(--surface-dark);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-footer {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
}

.article-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .article-nav {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.article-prev,
.article-next {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--surface-dark);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-default);
  text-decoration: none;
}

.article-prev:hover,
.article-next:hover {
  border-color: var(--primary);
  background: rgba(234, 93, 39, 0.05);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.article-prev svg,
.article-next svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
}

.article-prev span,
.article-next span {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.article-prev strong,
.article-next strong {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}

.article-back {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 14px;
  transition: all var(--transition-default);
  text-decoration: none;
}

.article-back:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.article-back svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

/* Case / news card as link */
a.case-card {
  text-decoration: none;
  display: block;
  color: inherit;
}

a.case-card:hover {
  color: inherit;
}

/* News card as link */
a.news-card {
  text-decoration: none;
  display: block;
}

a.news-card .news-card-footer .btn-ghost {
  color: var(--primary);
}

a.news-card:hover .news-card-footer .btn-ghost {
  gap: var(--space-3);
}

/* Related news grid */
#related-news-grid .news-card {
  cursor: pointer;
}

/* ---------- CMS Toast Modal ---------- */
.cms-toast-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(26, 26, 46, 0.5);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.cms-toast-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}
.cms-toast {
  width: min(400px, 92vw);
  background: var(--surface-elevated, #fff);
  border-radius: var(--radius-2xl, 24px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  transform: translateY(20px) scale(0.94);
  transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cms-toast-overlay.is-visible .cms-toast {
  transform: translateY(0) scale(1);
}
.cms-toast__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px 28px;
}
.cms-toast__icon {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  margin-bottom: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(234, 93, 39, 0.1) 0%, rgba(255, 122, 69, 0.16) 100%);
  color: var(--primary, #EA5D27);
  box-shadow: 0 8px 24px rgba(234, 93, 39, 0.15);
}
.cms-toast__icon svg {
  width: 36px;
  height: 36px;
  fill: currentColor;
}
.cms-toast__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary, #1A1A2E);
  line-height: 1.4;
  letter-spacing: 0.02em;
}
.cms-toast__body {
  margin: 0 0 28px;
  padding: 0;
  max-width: 300px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary, #6B6B7B);
}
.cms-toast__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 128px;
  height: 44px;
  padding: 0 28px;
  border: none;
  border-radius: var(--radius-full, 9999px);
  background: var(--gradient-primary, linear-gradient(135deg, #EA5D27 0%, #FF7A45 100%));
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(234, 93, 39, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cms-toast__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(234, 93, 39, 0.45);
}
.cms-toast__progress {
  height: 4px;
  background: rgba(234, 93, 39, 0.08);
}
.cms-toast__progress-bar {
  height: 100%;
  width: 100%;
  background: var(--gradient-primary, linear-gradient(90deg, #EA5D27, #FF7A45));
  transform-origin: left center;
  transition: transform linear;
}
.cms-toast--error .cms-toast__icon {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(248, 113, 113, 0.16) 100%);
  color: #EF4444;
  box-shadow: 0 8px 24px rgba(239, 68, 68, 0.12);
}
.cms-toast--error .cms-toast__progress-bar {
  background: linear-gradient(90deg, #EF4444, #F87171);
}


/* Product card as link */
a.product-card {
  text-decoration: none;
  display: block;
  color: inherit;
  cursor: pointer;
}

.product-card-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card-specs {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.product-card-specs:empty {
  display: none;
}

/* CMS list pagination */
.cms-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.cms-page-btn {
  padding: 8px 16px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
}

.cms-page-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
}

.cms-page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.cms-page-info {
  font-size: 14px;
  color: var(--text-secondary);
  min-width: 4em;
  text-align: center;
}