/* ============================================
   AI WEAVE — INFEREL-INSPIRED DESIGN SYSTEM
   ============================================ */
:root {
  --bg: #0F0F15;
  --bg-2: #16161C;
  --bg-elevated: #1E1E26;
  --violet: #C4B5FD;
  --violet-bright: #D8CCFE;
  --amber: #F6C99A;
  --rose: #F6BBD2;
  --mint: #A8E8D0;
  --cyan: #7DD3FC;
  --cyan-bright: #BAE6FD;
  --cyan-deep: #38BDF8;
  --text: rgba(255, 255, 255, 0.94);
  --text-dim: rgba(255, 255, 255, 0.62);
  --text-faint: rgba(255, 255, 255, 0.38);
  --border: rgba(255, 255, 255, 0.10);
  --border-light: rgba(255, 255, 255, 0.18);
  --border-bright: rgba(125, 211, 252, 0.42);
  --card: rgba(255, 255, 255, 0.055);
  --card-hover: rgba(255, 255, 255, 0.08);
  --success: #8FE3AE;
  --accent-gradient: linear-gradient(135deg, #C4B5FD 0%, #F6BBD2 48%, #F6C99A 100%);
  --b200-gradient: linear-gradient(135deg, #7DD3FC 0%, #BAE6FD 50%, #A8E8D0 100%);
  --b200-soft: linear-gradient(135deg, #7DD3FC 0%, #38BDF8 100%);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ============================================
   ANIMATED AURORA BACKGROUND
   ============================================ */
.aurora-bg {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; overflow: hidden;
}
.aurora-bg::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 15% 20%, rgba(125, 211, 252, 0.24) 0%, transparent 60%),
    radial-gradient(ellipse 55% 45% at 85% 15%, rgba(168, 232, 208, 0.16) 0%, transparent 55%),
    radial-gradient(ellipse 50% 55% at 78% 82%, rgba(56, 189, 248, 0.18) 0%, transparent 58%),
    radial-gradient(ellipse 55% 50% at 20% 90%, rgba(196, 181, 253, 0.14) 0%, transparent 55%);
  animation: auroraShift 24s ease-in-out infinite alternate;
}
.aurora-bg::after {
  content: ''; position: absolute; inset: -20%;
  background:
    radial-gradient(circle 400px at 22% 32%, rgba(125, 211, 252, 0.26), transparent 65%),
    radial-gradient(circle 340px at 72% 28%, rgba(168, 232, 208, 0.20), transparent 65%),
    radial-gradient(circle 380px at 82% 68%, rgba(56, 189, 248, 0.22), transparent 65%),
    radial-gradient(circle 320px at 28% 78%, rgba(196, 181, 253, 0.16), transparent 65%);
  animation: orbFloat 30s ease-in-out infinite;
  filter: blur(30px);
}
@keyframes auroraShift {
  0%   { transform: scale(1) rotate(0deg); opacity: 0.95; }
  50%  { transform: scale(1.08) rotate(2deg); opacity: 1; }
  100% { transform: scale(1.04) rotate(-2deg); opacity: 0.92; }
}
@keyframes orbFloat {
  0%   { transform: translate(0, 0) scale(1); }
  25%  { transform: translate(2%, -3%) scale(1.05); }
  50%  { transform: translate(-2%, 2%) scale(0.98); }
  75%  { transform: translate(3%, 1%) scale(1.03); }
  100% { transform: translate(0, 0) scale(1); }
}
.grid-overlay {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 30%, transparent 100%);
}
.noise-overlay {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; opacity: 0.3;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.76 0 0 0 0 0.71 0 0 0 0 0.99 0 0 0 0.035 0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

 main, footer { position: relative; z-index: 2; }

a { text-decoration: none; color: inherit; }
img, svg { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .wrap { padding: 0 18px; } }

/* ============================================
   NAV
   ============================================ */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background-color: rgba(15, 15, 21, 0.55);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: var(--b200-soft);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .72rem; color: #0F172A;
  box-shadow: 0 4px 14px rgba(125, 211, 252, 0.32);
}
.brand-word {
  font-weight: 700; font-size: 1.05rem; letter-spacing: -.02em;
}
.brand-word span {
  color: var(--text-faint); font-weight: 500; font-size: .82rem; margin-left: 5px;
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px; border-radius: 10px;
  color: var(--text-dim); font-size: .9rem; font-weight: 500;
  transition: all .2s ease;
}
.nav-links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav-links a.active { color: var(--text); background: rgba(125, 211, 252, 0.1); }
.nav-cta {
  padding: 10px 22px; border-radius: 100px;
  background: var(--b200-soft); color: #0F172A;
  font-size: .86rem; font-weight: 600;
  box-shadow: 0 6px 18px rgba(125, 211, 252, 0.26);
  transition: all .2s var(--ease);
  display: inline-flex; align-items: center; gap: 8px;
}
.nav-cta:hover {
  filter: brightness(1.05); transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(125, 211, 252, 0.42);
}
.burger { display: none; width: 40px; height: 40px; position: relative; }
.burger span {
  position: absolute; left: 8px; width: 24px; height: 1.5px;
  background: var(--text); transition: all .3s var(--ease);
}
.burger span:nth-child(1) { top: 14px; }
.burger span:nth-child(2) { top: 20px; }
.burger span:nth-child(3) { top: 26px; }
.burger.on span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.burger.on span:nth-child(2) { opacity: 0; }
.burger.on span:nth-child(3) { top: 20px; transform: rotate(-45deg); }
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .burger { display: block; }
}
.mobile-nav {
  display: none; position: fixed; top: 70px; left: 0; right: 0; bottom: 0;
  background: rgba(15, 15, 21, .97);
  backdrop-filter: blur(40px); z-index: 49;
  padding: 24px; overflow-y: auto;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: 18px 0;
  font-size: 1.25rem; font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: color .2s;
}
.mobile-nav a:hover { color: var(--cyan); }
.mobile-nav .nav-cta {
  display: flex; justify-content: center; text-align: center;
  margin-top: 24px; padding: 16px; font-size: .92rem;
  background: var(--b200-soft); color: #0F172A;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 26px; border-radius: 100px;
  font-size: .9rem; font-weight: 600;
  color: #0F172A; background: var(--b200-soft);
  box-shadow: 0 6px 18px rgba(125, 211, 252, 0.26);
  transition: all .2s var(--ease);
}
.btn-primary:hover {
  filter: brightness(1.05); transform: translateY(-2px);
  box-shadow: 0 12px 34px rgba(125, 211, 252, 0.48);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 26px; border-radius: 100px;
  font-size: .9rem; font-weight: 600;
  color: var(--text); border: 1px solid var(--border-light);
  background: rgba(255, 255, 255, 0.02);
  transition: all .2s var(--ease);
}
.btn-outline:hover {
  border-color: var(--border-bright);
  background-color: rgba(125, 211, 252, 0.1);
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  padding: 30px 0 0;
  display: flex; align-items: center; gap: 10px;
  font-size: .82rem; color: var(--text-faint);
}
.breadcrumb a { color: var(--text-dim); transition: color .2s; }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--cyan); font-weight: 500; }

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header { padding: 60px 0 60px; position: relative;    z-index: 1; }
.page-header .eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 16px; border-radius: 100px;
  border: 1px solid rgba(125, 211, 252, 0.3);
  background: rgba(125, 211, 252, 0.08);
  backdrop-filter: blur(10px);
  font-size: .78rem; font-weight: 600; letter-spacing: .02em;
  color: var(--cyan-bright); margin-bottom: 22px;
}
.page-header .eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 12px rgba(143, 227, 174, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.3); }
}
.page-header h1 {
  font-size: clamp(2.2rem, 5.4vw, 3.6rem);
  font-weight: 800; line-height: 1.06;
  letter-spacing: -.035em; margin-bottom: 22px;
  max-width: 920px;
}
.page-header h1 .grad {
  background: var(--b200-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-header p.lead {
  font-size: 1.08rem; color: var(--text-dim);
  line-height: 1.72; max-width: 700px; margin-bottom: 36px;
}

/* ============================================
   HERO STATS
   ============================================ */
.stat-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; max-width: 900px;
  backdrop-filter: blur(20px);
}
.stat-cell { padding: 28px 24px; background: rgba(22, 22, 28, 0.72); }
.stat-cell .num {
  font-size: 1.7rem; font-weight: 700; letter-spacing: -.025em;
  background: var(--b200-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-cell .lbl {
  font-size: .74rem; color: var(--text-faint);
  text-transform: uppercase; letter-spacing: .08em; margin-top: 6px;
}
@media (max-width: 700px) { .stat-strip { grid-template-columns: repeat(2, 1fr); } }

/* ============================================
   SECTION BASE
   ============================================ */
.section { padding: 90px 0; }
@media (max-width: 900px) { .section { padding: 60px 0; } }

.sec-head { margin-bottom: 52px; }
.sec-head .kicker {
  font-size: .76rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 12px;
  display: block;
}
.sec-head h2 {
  font-size: clamp(1.65rem, 3.5vw, 2.5rem);
  font-weight: 700; letter-spacing: -.03em; line-height: 1.15;
  margin-bottom: 16px; max-width: 760px;
}
.sec-head p {
  font-size: 1rem; color: var(--text-dim);
  line-height: 1.72; max-width: 640px;
}

/* ============================================
   HERO PRODUCT VISUAL
   ============================================ */
.hero-product {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
  padding: 20px 0 40px;
}
@media (max-width: 1024px) {
  .hero-product { grid-template-columns: 1fr; gap: 40px; }
}
.hero-visual {
  position: relative;
  padding: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(ellipse 70% 70% at 50% 40%, rgba(125, 211, 252, 0.16), transparent 70%),
    rgba(22, 22, 28, 0.6);
  backdrop-filter: blur(20px);
  overflow: hidden;
}
.hero-visual::before {
  content: '';
  position: absolute; top: 20px; right: 20px;
  width: 60px; height: 60px;
  border-top: 1px solid rgba(125, 211, 252, 0.3);
  border-right: 1px solid rgba(125, 211, 252, 0.3);
  border-radius: 0 8px 0 0;
}
.hero-visual::after {
  content: '';
  position: absolute; bottom: 20px; left: 20px;
  width: 60px; height: 60px;
  border-bottom: 1px solid rgba(125, 211, 252, 0.3);
  border-left: 1px solid rgba(125, 211, 252, 0.3);
  border-radius: 0 0 0 8px;
}
.hero-visual .hv-label {
  position: absolute; top: 24px; left: 24px;
  font-size: .7rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan);
}
.hero-visual .hv-badge {
  position: absolute; top: 24px; right: 24px;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .68rem; font-weight: 600;
  padding: 5px 12px; border-radius: 100px;
  background: rgba(143, 227, 174, 0.14);
  color: var(--success);
  border: 1px solid rgba(143, 227, 174, 0.24);
}
.hero-visual .hv-badge .dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--success); animation: pulse 2s infinite;
}
.hero-visual svg { margin-top: 30px; }

.hero-meta { display: grid; gap: 18px; }
.hero-meta .hm-item {
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all .3s var(--ease);
}
.hero-meta .hm-item:hover {
  border-color: var(--border-bright);
  background: var(--card-hover);
  transform: translateX(4px);
}
.hero-meta .hm-item .hm-k {
  font-size: .68rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan); margin-bottom: 8px;
  display: block;
}
.hero-meta .hm-item .hm-v {
  font-size: 1.05rem; font-weight: 700;
  letter-spacing: -.02em; color: var(--text);
  line-height: 1.3;
}
.hero-meta .hm-item .hm-sub {
  font-size: .84rem; color: var(--text-dim);
  line-height: 1.6; margin-top: 6px;
}

/* ============================================
   HIGHLIGHT CARDS — 3 across
   ============================================ */
.highlights-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .highlights-grid { grid-template-columns: 1fr; } }

.highlight-card {
  padding: 34px 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all .3s var(--ease);
  backdrop-filter: blur(20px);
  position: relative; overflow: hidden;
}
.highlight-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: var(--b200-soft);
  opacity: 0; transition: opacity .3s;
}
.highlight-card:hover::before { opacity: 1; }
.highlight-card:hover {
  border-color: var(--border-bright);
  background: var(--card-hover);
  transform: translateY(-4px);
}
.highlight-card .hc-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  background: rgba(125, 211, 252, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(125, 211, 252, 0.18);
  margin-bottom: 20px;
}
.highlight-card h3 {
  font-size: 1.1rem; font-weight: 700;
  letter-spacing: -.02em; color: var(--text);
  margin-bottom: 10px;
}
.highlight-card p {
  font-size: .89rem; color: var(--text-dim);
  line-height: 1.7;
}
.highlight-card .hc-stat {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--cyan);
}

/* ============================================
   PERFORMANCE COMPARISON
   ============================================ */
.perf-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .perf-grid { grid-template-columns: 1fr; } }

.perf-card {
  padding: 36px 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.perf-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
}
.perf-card .perf-label {
  font-size: .72rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan); margin-bottom: 16px;
  display: block;
}
.perf-card .perf-name {
  font-size: 1.05rem; font-weight: 700;
  letter-spacing: -.02em; color: var(--text);
  margin-bottom: 6px;
}
.perf-card .perf-scenario {
  font-size: .78rem; color: var(--text-faint);
  margin-bottom: 22px;
}
.perf-card .perf-bars { display: grid; gap: 14px; }
.perf-bar-row {
  display: grid;
  grid-template-columns: 60px 1fr 60px;
  gap: 12px;
  align-items: center;
}
.perf-bar-row .pb-label {
  font-size: .74rem; font-weight: 600;
  color: var(--text-dim);
}
.perf-bar-row .pb-track {
  height: 8px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}
.perf-bar-row .pb-fill {
  height: 100%;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.15);
  transition: width .6s var(--ease);
}
.perf-bar-row.b200 .pb-fill {
  background: var(--b200-soft);
}
.perf-bar-row .pb-value {
  font-size: .8rem; font-weight: 700;
  text-align: right;
  color: var(--text-dim);
}
.perf-bar-row.b200 .pb-value { color: var(--cyan); }

/* ============================================
   SPEC TABLE
   ============================================ */
.spec-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(20px);
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
.spec-table th,
.spec-table td {
  text-align: left;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.6;
}
.spec-table th {
  background: rgba(255, 255, 255, 0.03);
  font-size: .68rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--text-faint);
  white-space: nowrap;
}
.spec-table th.hl { color: var(--cyan); }
.spec-table td { color: var(--text-dim); }
.spec-table td:first-child {
  color: var(--text); font-weight: 600;
  font-size: .87rem;
  white-space: nowrap;
  width: 40%;
}
.spec-table td .hl-value { color: var(--cyan); font-weight: 600; }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }

/* ============================================
   ARCHITECTURE — Dual Die
   ============================================ */
.arch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) { .arch-grid { grid-template-columns: 1fr; gap: 40px; } }

.arch-info h3 {
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 700; letter-spacing: -.03em;
  line-height: 1.15; margin-bottom: 18px;
  color: var(--text);
}
.arch-info > p {
  font-size: .96rem; color: var(--text-dim);
  line-height: 1.82; margin-bottom: 28px;
}
.arch-info > p strong { color: var(--text); font-weight: 600; }

.feat-list { display: grid; gap: 14px; }
.feat-list li {
  display: flex; gap: 14px; align-items: flex-start;
  font-size: .9rem; color: var(--text-dim);
  line-height: 1.7;
}
.feat-list li i {
  color: var(--cyan); font-size: .72rem;
  margin-top: 6px; flex-shrink: 0;
}
.feat-list li strong { color: var(--text); font-weight: 600; }

.arch-visual {
  padding: 36px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  position: sticky; top: 100px;
}
@media (max-width: 900px) { .arch-visual { position: static; } }
.arch-visual .av-head {
  font-size: .68rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.arch-visual svg { width: 100%; height: auto; }

/* ============================================
   LIQUID COOLING
   ============================================ */
.cooling-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .cooling-grid { grid-template-columns: 1fr; } }

.cooling-card {
  padding: 30px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all .3s var(--ease);
}
.cooling-card:hover {
  border-color: var(--border-bright);
  background: var(--card-hover);
  transform: translateY(-3px);
}
.cooling-card .cc-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  background: rgba(125, 211, 252, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(125, 211, 252, 0.18);
  margin-bottom: 18px;
}
.cooling-card h3 {
  font-size: 1.05rem; font-weight: 700;
  letter-spacing: -.02em; color: var(--text);
  margin-bottom: 10px;
}
.cooling-card p {
  font-size: .88rem; color: var(--text-dim);
  line-height: 1.7;
}

/* ============================================
   USE CASES
   ============================================ */
.usecase-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 700px) { .usecase-grid { grid-template-columns: 1fr; } }

.usecase-card {
  padding: 30px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all .3s var(--ease);
  backdrop-filter: blur(20px);
}
.usecase-card:hover {
  border-color: var(--border-bright);
  background: var(--card-hover);
  transform: translateY(-3px);
}
.usecase-card .uc-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  background: rgba(125, 211, 252, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(125, 211, 252, 0.18);
  margin-bottom: 18px;
}
.usecase-card h3 {
  font-size: 1.05rem; font-weight: 700;
  letter-spacing: -.02em; color: var(--text);
  margin-bottom: 10px;
}
.usecase-card p {
  font-size: .88rem; color: var(--text-dim);
  line-height: 1.7;
}

/* ============================================
   GPU CONFIG
   ============================================ */
.config-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .config-grid { grid-template-columns: 1fr; } }

.config-card {
  padding: 32px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all .3s var(--ease);
  position: relative;
}
.config-card.featured {
  border-color: var(--border-bright);
  background: linear-gradient(160deg, rgba(125, 211, 252, 0.08), rgba(22, 22, 28, 0.6));
}
.config-card.featured::before {
  content: 'RECOMMENDED';
  position: absolute; top: -10px; left: 28px;
  font-size: .6rem; font-weight: 700;
  letter-spacing: .14em;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--b200-soft);
  color: #0F172A;
}
.config-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
}
.config-card .cc-name {
  font-size: 1.15rem; font-weight: 700;
  letter-spacing: -.025em; color: var(--text);
  margin-bottom: 4px;
}
.config-card .cc-sub {
  font-size: .8rem; color: var(--text-faint);
  margin-bottom: 22px;
}
.config-card .cc-rows { display: grid; gap: 12px; margin-bottom: 22px; }
.config-card .cc-row {
  display: flex; justify-content: space-between;
  align-items: baseline; gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.config-card .cc-row:last-child { border-bottom: none; padding-bottom: 0; }
.config-card .cc-row .k { font-size: .78rem; color: var(--text-faint); }
.config-card .cc-row .v {
  font-size: .88rem; font-weight: 600;
  color: var(--text); text-align: right;
}
.config-card .cc-price {
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.config-card .cc-price .amt {
  font-size: 1.6rem; font-weight: 700;
  letter-spacing: -.03em;
  background: var(--b200-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.config-card .cc-price .unit {
  font-size: .78rem; color: var(--text-faint);
}
.config-card .cc-cta {
  display: inline-flex;
  justify-content: center; align-items: center;
  gap: 9px; width: 100%;
  padding: 14px 24px;
  border-radius: 100px;
  font-size: .86rem; font-weight: 600;
  color: #0F172A;
  background: var(--b200-soft);
  box-shadow: 0 6px 18px rgba(125, 211, 252, 0.24);
  transition: all .2s var(--ease);
}
.config-card .cc-cta:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(125, 211, 252, 0.42);
}

/* ============================================
   CTA BANNER
   ============================================ */
.highlight-banner {
  padding: 56px 52px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg,
    rgba(125, 211, 252, 0.16),
    rgba(168, 232, 208, 0.10),
    rgba(196, 181, 253, 0.12));
  border: 1px solid var(--border-bright);
  backdrop-filter: blur(30px);
  position: relative; overflow: hidden;
}
.highlight-banner::before {
  content: '';
  position: absolute; top: -40%; left: 30%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.34), transparent 65%);
  filter: blur(50px); pointer-events: none;
}
.highlight-banner .hb-content {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 48px; align-items: center;
}
@media (max-width: 900px) {
  .highlight-banner { padding: 40px 28px; }
  .highlight-banner .hb-content { grid-template-columns: 1fr; gap: 28px; }
}
.highlight-banner h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 700; letter-spacing: -.03em;
  line-height: 1.18; margin-bottom: 14px;
}
.highlight-banner p {
  font-size: .98rem; color: var(--text-dim);
  line-height: 1.72;
}
.highlight-banner .hb-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 72px 0 32px;
  background: rgba(15, 15, 21, 0.65);
  backdrop-filter: blur(20px);
  margin-top: 60px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand p {
  font-size: .88rem; color: var(--text-faint);
  line-height: 1.7; margin-top: 18px; max-width: 340px;
}
.footer-col h4 {
  font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--text-faint); margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul li a {
  font-size: .88rem; color: var(--text-dim);
  transition: color .2s;
}
.footer-col ul li a:hover { color: var(--text); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: .78rem; color: var(--text-faint); }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: .82rem; color: var(--text-faint);
  transition: all .25s;
}
.footer-social a:hover {
  border-color: var(--cyan); color: var(--cyan);
  background: rgba(125, 211, 252, 0.1);
  transform: translateY(-2px);
}

/* ============================================
   SCROLL REVEAL
   ============================================ */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }