/* ===== Shared Stylesheet for XingHai Cloud AI Website ===== */

:root {
  --bg-deep: #050816;
  --bg: #0A0E27;
  --bg-2: #0F1535;
  --bg-card: rgba(15, 21, 53, 0.6);
  --bg-card-hover: rgba(20, 28, 65, 0.8);
  --ink: #E8EEF7;
  --ink-2: #B8C2D9;
  --muted: #6B7494;
  --accent: #00E5CC;
  --accent-2: #00B8D4;
  --accent-3: #5EE7D5;
  --accent-glow: rgba(0, 229, 204, 0.5);
  --accent-glow-soft: rgba(0, 229, 204, 0.15);
  --blue: #2E6FA8;
  --blue-light: #5B9BD5;
  --gold: #D4A574;
  --purple: #7C5CFC;
  --border: rgba(0, 229, 204, 0.15);
  --border-hover: rgba(0, 229, 204, 0.5);
  --shadow-glow: 0 0 40px rgba(0, 229, 204, 0.25);
  --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.4);
  /* Aliases for LLM Resources section (map to existing tokens) */
  --text-primary: var(--ink);
  --text-muted: var(--muted);
  --border-color: var(--border);
  --border-subtle: rgba(0, 229, 204, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-deep);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--bg-deep); }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--accent-2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

/* ===== ANIMATED BACKGROUND ===== */
.bg-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -2;
  background: radial-gradient(ellipse at top, #0F1535 0%, #050816 60%);
}
#particle-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  pointer-events: none;
}
.grid-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 229, 204, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 204, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: all 0.4s ease;
  background: rgba(5, 8, 22, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  padding: 14px 0;
  background: rgba(5, 8, 22, 0.85);
  border-bottom-color: var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
}
.logo-img {
  height: 48px;
  width: auto;
  filter: drop-shadow(0 0 14px rgba(0, 229, 204, 0.35));
  transition: filter 0.4s ease;
}
.logo:hover .logo-img {
  filter: drop-shadow(0 0 24px rgba(0, 229, 204, 0.6));
}
.nav-menu {
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-menu a {
  color: var(--ink-2);
  text-decoration: none;
  font-size: 14px;
  padding: 10px 18px;
  border-radius: 8px;
  transition: all 0.3s;
  position: relative;
}
.nav-menu a:hover {
  color: var(--accent);
  background: var(--accent-glow-soft);
}
.nav-menu a.active {
  color: var(--accent);
  background: var(--accent-glow-soft);
}
.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent);
}
.nav-cta {
  padding: 10px 22px !important;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-deep) !important;
  font-weight: 600 !important;
  border-radius: 100px !important;
  box-shadow: 0 0 20px var(--accent-glow);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}
.nav-cta.active::after { display: none; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--ink);
  font-size: 24px;
  cursor: pointer;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 20%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0, 229, 204, 0.18) 0%, transparent 65%);
  border-radius: 50%;
  filter: blur(40px);
  animation: float 12s ease-in-out infinite;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 10%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124, 92, 252, 0.15) 0%, transparent 65%);
  border-radius: 50%;
  filter: blur(40px);
  animation: float 15s ease-in-out infinite reverse;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -40px) scale(1.05); }
  66% { transform: translate(-30px, 30px) scale(0.95); }
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { max-width: 680px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 32px;
  background: var(--accent-glow-soft);
  backdrop-filter: blur(10px);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2s infinite;
}
.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 28px;
  letter-spacing: -1px;
}
.hero h1 .gradient {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 50%, var(--blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}
.hero h1 .cursor {
  display: inline-block;
  width: 4px;
  height: 48px;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: middle;
  animation: blink 1s infinite;
}
@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
.hero .subtitle {
  font-size: 18px;
  color: var(--ink-2);
  line-height: 1.9;
  margin-bottom: 40px;
  max-width: 580px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-deep);
  box-shadow: 0 0 30px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px var(--accent-glow);
}
.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border-hover);
}
.btn-secondary:hover {
  background: var(--accent-glow-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.stat .num {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.stat .label {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 1px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orb {
  position: absolute;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--accent), var(--accent-2) 40%, transparent 70%);
  filter: blur(2px);
  opacity: 0.6;
  animation: rotate 20s linear infinite;
}
.orb::before {
  content: '';
  position: absolute;
  inset: -20px;
  border: 1px solid var(--border);
  border-radius: 50%;
}
.orb::after {
  content: '';
  position: absolute;
  inset: -60px;
  border: 1px dashed var(--border);
  border-radius: 50%;
  animation: rotate 30s linear infinite reverse;
}
@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.core {
  position: relative;
  z-index: 2;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-2), var(--bg));
  border: 1px solid var(--border-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 60px var(--accent-glow), inset 0 0 40px var(--accent-glow-soft);
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}
.core svg { width: 80px; height: 80px; }
.orbit-item {
  position: absolute;
  width: 50px; height: 50px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  box-shadow: var(--shadow-glow);
}
.orbit-item svg { width: 24px; height: 24px; }
.orbit-1 { top: 10%; left: 50%; transform: translateX(-50%); animation: floatY 4s ease-in-out infinite; }
.orbit-2 { top: 50%; right: 5%; transform: translateY(-50%); animation: floatY 5s ease-in-out infinite 0.5s; }
.orbit-3 { bottom: 10%; left: 50%; transform: translateX(-50%); animation: floatY 4.5s ease-in-out infinite 1s; }
.orbit-4 { top: 50%; left: 5%; transform: translateY(-50%); animation: floatY 5.5s ease-in-out infinite 1.5s; }

/* ===== SECTION COMMON ===== */
section { padding: 100px 0; position: relative; }
.section-head { text-align: center; margin-bottom: 70px; }
.section-tag {
  display: inline-block;
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  position: relative;
  padding: 0 30px;
}
.section-tag::before, .section-tag::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 20px;
  height: 1px;
  background: var(--accent);
}
.section-tag::before { left: 0; }
.section-tag::after { right: 0; }
.section-head h2 {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.section-head h2 .gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-head .desc {
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.9;
}

/* ===== PAGE HERO (subpages) ===== */
.page-hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 10%; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse, rgba(0, 229, 204, 0.18) 0%, transparent 65%);
  filter: blur(40px);
  pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; }
.page-hero .breadcrumb {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 2px;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.page-hero .breadcrumb a { color: var(--accent); text-decoration: none; }
.page-hero h1 {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.page-hero h1 .gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero p {
  max-width: 680px;
  margin: 0 auto;
  font-size: 17px;
  color: var(--ink-2);
  line-height: 1.9;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-text h3 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.4;
}
.about-text h3 .accent { color: var(--accent); }
.about-text p {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 2;
  margin-bottom: 20px;
}
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  transition: all 0.3s;
}
.feature-item:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
}
.feature-item .fi-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--accent-glow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}
.feature-item .fi-icon svg { width: 18px; height: 18px; }
.feature-item span {
  font-size: 14px;
  font-weight: 500;
}

.about-visual {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hex-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
  max-width: 420px;
}
.hex-cell {
  aspect-ratio: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  backdrop-filter: blur(10px);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.hex-cell::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow-soft), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.hex-cell:hover {
  border-color: var(--accent);
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
}
.hex-cell:hover::before { opacity: 1; }
.hex-cell svg { width: 32px; height: 32px; position: relative; z-index: 1; }
.hex-cell.center {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-deep);
  box-shadow: var(--shadow-glow);
}

/* ===== VISION MISSION ===== */
.vm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.vm-card {
  position: relative;
  padding: 48px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  overflow: hidden;
  transition: all 0.4s;
}
.vm-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--blue-light), transparent);
}
.vm-card::after {
  content: '';
  position: absolute;
  top: -50%; right: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, var(--accent-glow-soft) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}
.vm-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.vm-card:hover::after { opacity: 1; }
.vm-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  color: var(--bg-deep);
  box-shadow: var(--shadow-glow);
  position: relative;
  z-index: 1;
}
.vm-icon svg { width: 32px; height: 32px; }
.vm-card .vm-label {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.vm-card h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.4;
  position: relative;
  z-index: 1;
}
.vm-card p {
  color: var(--ink-2);
  font-size: 15px;
  line-height: 2;
  position: relative;
  z-index: 1;
}

/* ===== BUSINESS SCOPE ===== */
.biz-layers {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.biz-layer {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.biz-layer::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.biz-layer:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateX(8px);
}
.biz-layer:hover::before { opacity: 1; }
.biz-layer-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.biz-layer-num {
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 2px;
}
.biz-layer-title {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
}
.biz-layer-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  width: fit-content;
}
.tag-l1 { background: rgba(46, 111, 168, 0.2); color: var(--blue-light); }
.tag-l2 { background: rgba(0, 184, 212, 0.2); color: var(--accent-2); }
.tag-l3 { background: rgba(0, 229, 204, 0.2); color: var(--accent); }
.tag-l4 { background: rgba(212, 165, 116, 0.2); color: var(--gold); }
.tag-l5 { background: rgba(124, 92, 252, 0.2); color: var(--purple); }

.biz-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.biz-item {
  padding: 18px 20px;
  background: rgba(5, 8, 22, 0.4);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.3s;
}
.biz-item:hover {
  border-color: var(--border-hover);
  background: rgba(5, 8, 22, 0.7);
}
.biz-item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.biz-item-icon {
  width: 28px; height: 28px;
  border-radius: 7px;
  background: var(--accent-glow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}
.biz-item-icon svg { width: 16px; height: 16px; }
.biz-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.biz-item p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===== VALUE CHAIN ===== */
.value-chain {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}
.value-chain::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%; right: 10%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent), transparent);
  opacity: 0.4;
}
.chain-step {
  text-align: center;
  position: relative;
}
.chain-circle {
  width: 80px; height: 80px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  backdrop-filter: blur(10px);
  transition: all 0.4s;
  position: relative;
  z-index: 1;
}
.chain-step:hover .chain-circle {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: scale(1.1);
  background: var(--accent-glow-soft);
}
.chain-step h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink);
}
.chain-step p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===== POSITIONING ===== */
.pos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.pos-card {
  padding: 40px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  text-align: center;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.pos-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-3));
  transition: width 0.4s;
}
.pos-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
}
.pos-card:hover::before { width: 60%; }
.pos-icon {
  width: 70px; height: 70px;
  margin: 0 auto 24px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-deep);
  box-shadow: var(--shadow-glow);
}
.pos-icon svg { width: 34px; height: 34px; }
.pos-card h4 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 14px;
}
.pos-card p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.9;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0;
}
.cta-box {
  position: relative;
  padding: 70px 60px;
  background: linear-gradient(135deg, rgba(0, 229, 204, 0.1), rgba(46, 111, 168, 0.1));
  border: 1px solid var(--border-hover);
  border-radius: 28px;
  text-align: center;
  overflow: hidden;
  backdrop-filter: blur(20px);
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 60%; height: 200%;
  background: radial-gradient(circle, var(--accent-glow-soft), transparent 60%);
  animation: float 10s ease-in-out infinite;
}
.cta-box::after {
  content: '';
  position: absolute;
  bottom: -50%; right: -10%;
  width: 60%; height: 200%;
  background: radial-gradient(circle, rgba(124, 92, 252, 0.15), transparent 60%);
  animation: float 12s ease-in-out infinite reverse;
}
.cta-content { position: relative; z-index: 1; }
.cta-box h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 18px;
}
.cta-box h2 .gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cta-box p {
  color: var(--ink-2);
  font-size: 16px;
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Contact Card ===== */
.contact-card {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  padding: 20px 32px;
  background: rgba(5, 8, 22, 0.5);
  border: 1px solid var(--border-hover);
  border-radius: 100px;
  backdrop-filter: blur(20px);
  margin-bottom: 28px;
  transition: all 0.4s ease;
}
.contact-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.contact-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-deep);
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}
.contact-info {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contact-info .name {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}
.contact-info .role {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 1px;
}
.contact-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}
.contact-phone {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--accent);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
  transition: color 0.3s;
}
.contact-phone:hover { color: var(--accent-3); }
.contact-phone svg { width: 20px; height: 20px; }

/* ===== CONTACT PAGE BLOCKS ===== */
.contact-blocks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 60px;
}
.contact-block {
  padding: 40px 30px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  text-align: center;
  transition: all 0.4s;
}
.contact-block:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}
.contact-block .cb-icon {
  width: 64px; height: 64px;
  margin: 0 auto 22px;
  border-radius: 16px;
  background: var(--accent-glow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.contact-block .cb-icon svg { width: 30px; height: 30px; }
.contact-block h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.contact-block p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.8;
}
.contact-block .cb-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.contact-block .cb-link:hover { border-bottom-color: var(--accent); }

/* ===== FOOTER ===== */
footer {
  padding: 60px 0 30px;
  border-top: 1px solid var(--border);
  background: rgba(5, 8, 22, 0.6);
  backdrop-filter: blur(10px);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 20px; }
.footer-brand .footer-slogan {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 4px;
  margin-bottom: 16px;
  color: var(--ink);
}
.footer-brand .footer-slogan .gradient {
  background: linear-gradient(135deg, var(--accent), #0066ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer-brand p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 320px;
}
.footer-col h5 {
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.3s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p {
  color: var(--muted);
  font-size: 12px;
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 42px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .about-grid, .vm-grid { grid-template-columns: 1fr; }
  .biz-layer { grid-template-columns: 1fr; }
  .value-chain { grid-template-columns: repeat(2, 1fr); }
  .value-chain::before { display: none; }
  .pos-grid, .contact-blocks { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero h1 { font-size: 36px; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav-menu { display: none; }
  .nav-toggle { display: block; }
  .nav-menu.open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: rgba(5, 8, 22, 0.95);
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
  }
  .hero h1 { font-size: 32px; }
  .hero .subtitle { font-size: 15px; }
  .hero-stats { grid-template-columns: 1fr; gap: 20px; }
  .section-head h2 { font-size: 28px; }
  .page-hero h1 { font-size: 28px; }
  .biz-items { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .cta-box { padding: 40px 24px; }
  .cta-box h2 { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-card {
    flex-direction: column;
    gap: 16px;
    padding: 24px 28px;
    border-radius: 20px;
  }
  .contact-divider { width: 100%; height: 1px; }
  .contact-phone { font-size: 18px; }
  .logo-img { height: 40px; }
}

/* ===== PARTICLE LOGO CANVAS (Home) ===== */
.particle-logo-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 1;
  pointer-events: none;
}
.particle-instruction {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 1px;
  z-index: 3;
  animation: fadeInOut 4s ease-in-out infinite;
}
@keyframes fadeInOut {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

/* ===== CLOUD PROVIDER CARDS ===== */
.provider-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
  margin-bottom: 50px;
}
.provider-card {
  padding: 28px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(20px);
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.provider-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.provider-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.provider-card:hover::before { opacity: 1; }
.provider-card-pending {
  border: 2px dashed rgba(0, 229, 204, 0.4) !important;
  background: transparent !important;
  opacity: 0.7;
}
.provider-card-pending:hover {
  border-color: rgba(0, 229, 204, 0.6) !important;
  transform: none;
}
.provider-logo {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.provider-logo .accent { color: var(--accent); }
.provider-stats {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.provider-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.provider-stat:last-child { border-bottom: none; padding-bottom: 0; }
.provider-stat .label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 1px;
}
.provider-stat .value {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.provider-stat .unit {
  font-size: 12px;
  color: var(--muted);
  margin-left: 2px;
}
.provider-coverage {
  margin-top: 14px;
  font-size: 12px;
  color: var(--ink-2);
  line-height: 1.7;
}

/* ===== GLOBAL COVERAGE BANNER ===== */
.coverage-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 36px;
  background: linear-gradient(135deg, rgba(0,229,204,0.08), rgba(46,111,168,0.08));
  border: 1px solid var(--border-hover);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  margin-bottom: 50px;
  text-align: center;
}
.coverage-stat .num {
  font-size: 40px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.coverage-stat .label {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
  letter-spacing: 1px;
}

/* ===== REGION TAGS ===== */
.region-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.region-tag {
  padding: 4px 12px;
  background: var(--accent-glow-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.5px;
}

/* ===== WORLD MAP VISUALIZATION ===== */
.world-map-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(20px);
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}
.world-map-section::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 60%; height: 200%;
  background: radial-gradient(circle, var(--accent-glow-soft), transparent 60%);
  pointer-events: none;
}
.world-map-wrap {
  position: relative;
  z-index: 1;
  text-align: center;
}
.world-map-svg {
  width: 100%;
  max-width: 900px;
  height: auto;
  margin: 0 auto;
  display: block;
}
.world-map-svg .continent {
  fill: rgba(0, 229, 204, 0.06);
  stroke: rgba(0, 229, 204, 0.3);
  stroke-width: 1;
  transition: all 0.4s;
}
.world-map-svg .continent:hover {
  fill: rgba(0, 229, 204, 0.15);
  stroke: var(--accent);
}
.world-map-svg .dc-dot {
  fill: var(--accent);
  filter: drop-shadow(0 0 6px var(--accent));
  animation: dcPulse 2.5s ease-in-out infinite;
}
.world-map-svg .dc-dot.medium { fill: var(--accent-3); }
.world-map-svg .dc-dot.small { fill: var(--blue-light); }
@keyframes dcPulse {
  0%, 100% { opacity: 0.6; r: 4; }
  50% { opacity: 1; r: 6; }
}
.world-map-svg .dc-label {
  fill: var(--ink-2);
  font-size: 10px;
  font-family: inherit;
  text-anchor: middle;
}
.world-map-legend {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.legend-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  box-shadow: 0 0 8px currentColor;
}
.legend-dot.large { background: var(--accent); color: var(--accent); }
.legend-dot.medium { background: var(--accent-3); color: var(--accent-3); }
.legend-dot.small { background: var(--blue-light); color: var(--blue-light); }

/* ===== CONTINENT STATS ===== */
.continent-stats {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  margin-top: 32px;
  margin-bottom: 40px;
}
.continent-card {
  text-align: center;
  padding: 20px 12px;
  background: rgba(5, 8, 22, 0.4);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.3s;
}
.continent-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  background: rgba(5, 8, 22, 0.7);
}
.continent-card .cc-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.continent-card .cc-num {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.continent-card .cc-label {
  font-size: 10px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: 1px;
}

/* ===== COMPARISON TABLE ===== */
.compare-table-wrap {
  overflow-x: auto;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(5, 8, 22, 0.4);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
.compare-table th {
  padding: 16px 18px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-bottom: 2px solid var(--border-hover);
  background: rgba(0, 229, 204, 0.05);
  white-space: nowrap;
}
.compare-table td {
  padding: 14px 18px;
  font-size: 13px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--border);
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr:hover td { background: rgba(0, 229, 204, 0.04); }
.compare-table .provider-name {
  font-weight: 700;
  color: var(--ink);
}
.compare-table .num-cell {
  font-weight: 700;
  color: var(--accent);
}

/* ===== 3D INTERACTIVE GLOBE ===== */
.globe-section {
  margin-top: 56px;
}
.globe-section-head {
  text-align: center;
  margin-bottom: 28px;
}
.globe-section-head h3 {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}
.globe-section-head p {
  font-size: 14px;
  color: var(--muted);
}
.globe-iframe-wrap {
  position: relative;
  width: 100%;
  height: 720px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #0a0e1a;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 229, 204, 0.15);
}
.globe-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}
.globe-fullscreen-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(20, 28, 44, 0.85);
  border: 1px solid rgba(90, 110, 140, 0.4);
  border-radius: 8px;
  color: #e4e4e4;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  backdrop-filter: blur(10px);
  transition: all 0.2s;
}
.globe-fullscreen-btn svg {
  width: 14px;
  height: 14px;
}
.globe-fullscreen-btn:hover {
  background: rgba(0, 229, 204, 0.15);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.globe-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.globe-feature {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.globe-feature .gf-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(0, 229, 204, 0.1);
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}
@media (max-width: 768px) {
  .globe-iframe-wrap {
    height: 560px;
  }
  .globe-section-head h3 {
    font-size: 22px;
  }
  .globe-features {
    gap: 10px;
  }
  .globe-feature {
    font-size: 12px;
  }
}

/* ===== TEAM GRID ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  transition: all 0.4s;
}
.team-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
}
.team-avatar {
  width: 100px; height: 100px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 800;
  color: var(--bg-deep);
  box-shadow: var(--shadow-glow);
  position: relative;
}
.team-avatar::before {
  content: '';
  position: absolute;
  inset: -6px;
  border: 1px dashed var(--border-hover);
  border-radius: 50%;
  animation: rotate 20s linear infinite;
}
.team-card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}
.team-card .role {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.team-card .bio {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}

/* ===== NEWS GRID ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  overflow: hidden;
  transition: all 0.4s;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}
.news-thumb {
  height: 180px;
  background: linear-gradient(135deg, var(--bg-2), var(--bg));
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.news-thumb .thumb-icon {
  font-size: 48px;
  color: var(--accent);
  opacity: 0.5;
}
.news-thumb .thumb-date {
  position: absolute;
  top: 16px; left: 16px;
  padding: 4px 12px;
  background: rgba(5, 8, 22, 0.7);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 12px;
  color: var(--accent);
  backdrop-filter: blur(10px);
}
.news-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-body .category {
  font-size: 11px;
  color: var(--accent-2);
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.news-body h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.4;
  color: var(--ink);
}
.news-body p {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.8;
  flex: 1;
}
.news-body .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: gap 0.3s;
}
.news-body .read-more:hover { gap: 12px; }

/* ===== AI CAPABILITY HIGHLIGHT ===== */
.ai-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 60px;
}
.ai-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.tech-pill {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--ink-2);
  transition: all 0.3s;
}
.tech-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow-soft);
}

/* ===== RESPONSIVE for new sections ===== */
@media (max-width: 1024px) {
  .provider-grid { grid-template-columns: repeat(2, 1fr); }
  .coverage-banner { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .ai-hero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .provider-grid { grid-template-columns: 1fr; }
  .coverage-banner { grid-template-columns: 1fr 1fr; gap: 12px; padding: 24px 16px; }
  .team-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
}

/* ===== LLM Resources Section ===== */
#llm-resources {
  padding: 80px 0 100px;
  background: linear-gradient(180deg, transparent 0%, rgba(0,229,204,0.02) 50%, transparent 100%);
}
.llm-tier {
  margin-bottom: 48px;
}
.llm-tier:last-child {
  margin-bottom: 0;
}
.llm-tier-head {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}
.llm-tier-head h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.tier-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #0066ff);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}
.tier-sub {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}
.llm-tier-head p {
  font-size: 14px;
  color: var(--text-muted);
  padding-left: 44px;
}
.llm-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.llm-card {
  background: rgba(15, 21, 34, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.llm-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), #0066ff);
  opacity: 0;
  transition: opacity 0.3s;
}
.llm-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,229,204,0.08);
}
.llm-card:hover::before {
  opacity: 1;
}
.llm-card-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}
.llm-vendor {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
.llm-model {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}
.llm-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.llm-tag {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 12px;
  background: rgba(0,229,204,0.08);
  color: var(--accent);
  border: 1px solid rgba(0,229,204,0.15);
  white-space: nowrap;
}
.llm-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
}
@media (max-width: 1024px) {
  .llm-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .llm-grid { grid-template-columns: 1fr; }
  .llm-tier-head p { padding-left: 0; }
  #llm-resources { padding: 60px 0 80px; }
}