:root {
  --bg: #050816;
  --panel: rgba(11, 17, 30, 0.78);
  --line: rgba(158, 184, 232, 0.16);
  --text: #eff4ff;
  --muted: #9db0d2;
  --blue: #74a8ff;
  --cyan: #70efff;
  --violet: #8f77ff;
  --green: #57e5a4;
  --orange: #ffb15c;
  --shadow: 0 30px 100px rgba(0, 0, 0, 0.38);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(116, 168, 255, 0.18), transparent 30%),
    radial-gradient(circle at 90% 20%, rgba(143, 119, 255, 0.18), transparent 30%),
    linear-gradient(180deg, #09101d 0%, #060b15 35%, #04070f 100%);
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent 22%);
  pointer-events: none;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }

.noise {
  position: fixed; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, black, transparent 76%);
  pointer-events: none;
}
.aurora {
  position: fixed; border-radius: 999px; filter: blur(90px); opacity: 0.22; pointer-events: none;
}
.aurora-a { width: 440px; height: 440px; background: var(--blue); top: 4%; left: -120px; }
.aurora-b { width: 460px; height: 460px; background: var(--violet); top: 34%; right: -120px; }

.shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  padding: 24px 0 12px; backdrop-filter: blur(16px);
}
.brand-lockup { display: flex; align-items: center; gap: 10px; color: #d9e7ff; font-size: 0.95rem; font-weight: 600; }
.brand-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--violet)); box-shadow: 0 0 18px rgba(112, 239, 255, 0.7);
}
.topbar nav { display: flex; gap: 20px; color: var(--muted); }

.eyebrow, .mini-label, .metric-kicker, .screen-badge, .stack-no {
  text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.75rem;
}
.eyebrow, .metric-kicker { color: var(--cyan); }

.glass {
  background: linear-gradient(180deg, rgba(15, 23, 38, 0.84), rgba(7, 13, 24, 0.84));
  border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(16px);
}
.gradient-border { position: relative; }
.gradient-border::before {
  content: ''; position: absolute; inset: -1px; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, rgba(116,168,255,0.7), rgba(143,119,255,0.6), rgba(112,239,255,0.6));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}

.hero {
  display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 26px; align-items: center; padding: 64px 0 36px;
}
.hero h1 {
  margin: 16px 0 18px; font-size: clamp(3rem, 6vw, 5.6rem); line-height: 0.98; max-width: 11ch;
}
.hero h1 span { display: block; color: #d4e2ff; }
.hero-text, .section-head p, .screen-copy p, .rail-card p { color: var(--muted); line-height: 1.72; }
.hero-actions, .cta-links { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-flow {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; padding: 18px; border-radius: var(--radius-xl); margin-bottom: 16px;
}
.mini-panel {
  padding: 20px; border-radius: 20px; background: rgba(255,255,255,0.03); border: 1px solid var(--line);
}
.mini-panel strong { display: block; font-size: 1.25rem; margin: 8px 0 4px; }
.mini-panel small { color: var(--muted); }
.before-panel { box-shadow: inset 0 0 0 1px rgba(255,177,92,0.16); }
.after-panel { box-shadow: inset 0 0 0 1px rgba(116,168,255,0.16); }
.flow-arrow, .rail-arrow { color: var(--cyan); font-size: 2rem; justify-self: center; }

.metrics-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px;
}
.metric-card { padding: 18px; border-radius: 20px; }
.metric-card strong { display: block; font-size: 1.8rem; margin: 10px 0 6px; }
.metric-card small { color: var(--muted); }
.accent-card { background: linear-gradient(180deg, rgba(16, 28, 48, 0.95), rgba(8, 16, 30, 0.94)); }

section { margin-bottom: 26px; }
.section-head { margin-bottom: 18px; }
.section-head.compact h2 { max-width: 14ch; }
.section-head h2 { margin: 10px 0 0; font-size: clamp(2rem, 4vw, 3.2rem); }

.shift-board {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; padding: 22px; border-radius: var(--radius-xl); align-items: center;
}
.shift-side { display: grid; gap: 14px; }
.shift-header { padding: 18px; border-radius: 18px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.icon-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.icon-card {
  padding: 18px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,0.025); display: grid; gap: 8px;
}
.icon { font-size: 1.6rem; }
.icon-card strong { font-size: 0.98rem; }
.icon-card span { color: var(--muted); font-size: 0.95rem; }
.shift-middle { display: grid; justify-items: center; }
.evolution-chip {
  padding: 12px 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--cyan); background: rgba(112,239,255,0.08);
}

.screens-grid.three-up { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.screen-card { padding: 18px; border-radius: var(--radius-xl); overflow: hidden; }
.screen-meta {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px;
}
.screen-badge {
  display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line);
}
.screen-badge.old { color: #ffd9a4; background: rgba(255, 177, 92, 0.1); }
.screen-badge.new { color: #9ddcff; background: rgba(116, 168, 255, 0.12); }
.screen-badge.skill { color: #a8ffd2; background: rgba(87, 229, 164, 0.1); }
.screen-meta a { color: #dfe9ff; font-size: 0.92rem; }
.screen-card img {
  border-radius: 18px; border: 1px solid var(--line); background: #0f1725; aspect-ratio: 4 / 5.1; object-fit: cover; object-position: top;
}
.screen-copy.slim { margin-top: 14px; }
.screen-copy.slim h3 { margin: 0; }
.tilt-card { transform: perspective(1200px) rotateX(2deg); }
.glow-card { box-shadow: 0 24px 80px rgba(93, 146, 255, 0.18); }

.platform-card { display: flex; flex-direction: column; }
.platform-mock {
  border-radius: 18px; border: 1px solid var(--line); background: linear-gradient(180deg, #111a2d, #0b1220); padding: 16px; min-height: 350px;
}
.terminal-top { display: flex; gap: 8px; margin-bottom: 18px; }
.terminal-top span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.24); }
.code-block {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.86rem; line-height: 1.6; color: #dbe7ff;
  padding: 16px; border-radius: 14px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); margin-bottom: 16px;
}
.platform-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.platform-stats div, .platform-panels div {
  padding: 14px; border-radius: 14px; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
}
.platform-stats strong { display: block; font-size: 1.06rem; margin-bottom: 4px; }
.platform-stats span, .platform-panels div { color: var(--muted); }
.platform-panels { display: grid; gap: 10px; }

.capability-map {
  padding: 22px; border-radius: var(--radius-xl); display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: center;
}
.cap-node {
  padding: 14px 16px; border-radius: 999px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); color: #dfe9ff; font-weight: 600;
}
.cap-node.featured { background: linear-gradient(135deg, rgba(116,168,255,0.16), rgba(143,119,255,0.16)); }

.stack-rail {
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 14px; align-items: center;
}
.rail-card { padding: 22px; border-radius: var(--radius-xl); }
.stack-no {
  display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 12px;
  border: 1px solid var(--line); background: rgba(255,255,255,0.04); margin-bottom: 18px;
}

.insight-card {
  padding: 26px; border-radius: var(--radius-xl); display: grid; gap: 18px; align-items: center;
}
.insight-card h2 { margin: 10px 0 0; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.1; max-width: 15ch; }

.button {
  display: inline-flex; align-items: center; justify-content: center; padding: 14px 18px; border-radius: 14px; font-weight: 700;
  transition: transform 180ms ease, opacity 180ms ease, border-color 180ms ease;
}
.button:hover { transform: translateY(-1px); }
.button.primary { background: linear-gradient(135deg, var(--blue), var(--violet)); color: white; }
.button.secondary { border: 1px solid rgba(255,255,255,0.14); background: rgba(255,255,255,0.03); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 700ms ease, transform 700ms ease; }
.js .reveal.visible, .js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1100px) {
  .hero, .shift-board, .screens-grid.three-up, .stack-rail { grid-template-columns: 1fr; }
  .hero-flow { grid-template-columns: 1fr; }
  .flow-arrow, .rail-arrow { transform: rotate(90deg); }
  .shift-middle { order: -1; margin-bottom: 6px; }
}

@media (max-width: 760px) {
  .shell { width: min(calc(100% - 24px), var(--max)); }
  .topbar { flex-direction: column; gap: 10px; }
  .topbar nav { flex-wrap: wrap; justify-content: center; }
  .hero { padding-top: 38px; }
  .hero h1 { max-width: none; font-size: clamp(2.3rem, 12vw, 3.4rem); }
  .metrics-grid, .icon-grid, .platform-stats { grid-template-columns: 1fr; }
  .hero-actions, .cta-links { flex-direction: column; }
  .button { width: 100%; }
  .screen-card img { aspect-ratio: 16 / 11; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .js .reveal, .js .reveal.visible, .js .reveal.is-visible, .button { transition: none; transform: none; opacity: 1; }
}