@font-face { font-family: "Instrument Sans"; src: url("/fonts/instrument-sans-latin-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Instrument Sans"; src: url("/fonts/instrument-sans-latin-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "DM Sans"; src: url("/fonts/dm-sans-latin-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "DM Sans"; src: url("/fonts/dm-sans-latin-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "DM Sans"; src: url("/fonts/dm-sans-latin-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "DM Sans"; src: url("/fonts/dm-sans-latin-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --ink: #0b1220;
  --ink-2: #111a2e;
  --muted: #475569;
  --line: #dbe4ee;
  --paper: #ffffff;
  --wash: #f4f8fa;
  --accent: #0e7490;
  --accent-deep: #155e75;
  --cyan: #67e8f9;
  --dark-muted: #cbd5e1;
  --dark-faint: #94a3b8;
  --ok: #14b8a6;
  --warn: #f59e0b;
  --brand-gradient: linear-gradient(135deg, #0891b2 0%, #0ea5e9 50%, #14b8a6 100%);
  --display: "Instrument Sans", "DM Sans", system-ui, sans-serif;
  --body: "DM Sans", system-ui, -apple-system, sans-serif;
  --radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--display); margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.mt { margin-top: 56px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--body); font-weight: 600; font-size: 15px;
  padding: 13px 22px; border-radius: 10px; text-decoration: none;
  border: 1px solid transparent; transition: transform .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-primary { background: var(--brand-gradient); color: #fff; box-shadow: 0 8px 24px -8px rgba(14, 165, 233, .55); }
.btn-ghost { color: #fff; border-color: rgba(203, 213, 225, .35); }
.btn-ghost:hover { border-color: var(--cyan); }
.btn-static { cursor: default; }
.btn-static:hover { transform: none; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 18, 32, .86);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, .14);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; }
.mark {
  width: 34px; height: 34px; border-radius: 9px; background: var(--brand-gradient);
  display: grid; place-items: center; color: #fff;
  box-shadow: 0 8px 24px -8px rgba(14, 165, 233, .6);
}
.mark svg { width: 19px; height: 19px; }
.brand-text { font-family: var(--display); font-weight: 700; font-size: 21px; letter-spacing: -0.02em; }
.nav-links { display: flex; gap: 30px; }
.nav-links a, .link-quiet { color: var(--dark-muted); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav-links a:hover, .link-quiet:hover { color: #fff; }
.nav-cta { display: flex; align-items: center; gap: 20px; }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  background: var(--ink); color: #fff;
  padding: 96px 0 128px;
}
.hero::before {
  content: ""; position: absolute; inset: -30% -10% auto auto; width: 780px; height: 780px;
  background: radial-gradient(closest-side, rgba(14, 165, 233, .22), rgba(20, 184, 166, .08) 55%, transparent 75%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(148, 163, 184, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, .06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
  pointer-events: none;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.kicker {
  font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 18px;
}
.kicker-dark { color: var(--cyan); }
.hero h1 { font-size: clamp(40px, 5.2vw, 64px); line-height: 1.02; letter-spacing: -0.035em; font-weight: 700; max-width: 14ch; }
.hero-lead { margin-top: 24px; font-size: 18.5px; color: var(--dark-muted); max-width: 36em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-note { margin-top: 30px; font-size: 14px; color: var(--dark-faint); max-width: 34em; }

/* Hero visual */
.hero-visual { position: relative; }
.panel {
  background: #fff; color: var(--ink); border-radius: 18px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .6), 0 0 0 1px rgba(255, 255, 255, .06);
  overflow: hidden;
}
.panel-head { display: flex; justify-content: space-between; align-items: center; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.panel-eyebrow { font-size: 12px; font-weight: 600; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.panel-title { font-family: var(--display); font-weight: 700; font-size: 18px; margin-top: 2px; }
.pill { font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 999px; white-space: nowrap; }
.pill-cyan { background: #ecfeff; color: var(--accent-deep); border: 1px solid #a5f3fc; }
.feed { padding: 6px 22px; }
.feed li { display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid #eef2f6; }
.feed li:last-child { border-bottom: 0; }
.feed-icon {
  width: 26px; height: 26px; flex: none; border-radius: 50%;
  display: grid; place-items: center; font-size: 13px; font-weight: 700; margin-top: 1px;
}
.feed-icon.ok { background: #ccfbf1; color: #0f766e; }
.feed-icon.warn { background: #fef3c7; color: #b45309; }
.feed-title { font-size: 15px; font-weight: 600; line-height: 1.35; }
.feed-sub { font-size: 13px; color: var(--muted); margin-top: 2px; }
.panel-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 22px; background: var(--wash); border-top: 1px solid var(--line); }
.approver { display: flex; align-items: center; gap: 11px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: #cffafe; color: var(--accent-deep); display: grid; place-items: center; font-size: 13px; font-weight: 700; flex: none; }
.approver-name { font-size: 14px; font-weight: 600; }
.approver-role { font-size: 12.5px; color: var(--muted); }
.float-card {
  position: absolute; left: -48px; top: calc(100% - 18px); width: 290px;
  background: var(--ink-2); color: #fff; border-radius: 14px; padding: 16px 18px;
  border: 1px solid rgba(148, 163, 184, .2);
  box-shadow: 0 30px 60px -24px rgba(0, 0, 0, .7);
}
.float-label { font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin-bottom: 10px; }
.chat-q { font-size: 13.5px; color: #fff; background: rgba(148, 163, 184, .14); border-radius: 10px 10px 10px 2px; padding: 8px 11px; }
.chat-a { font-size: 13.5px; color: var(--dark-muted); padding: 8px 2px 0; line-height: 1.5; }

/* Stats */
.stats { border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 40px 28px 36px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat-num { font-family: var(--display); font-weight: 700; font-size: 40px; letter-spacing: -0.03em; line-height: 1; color: var(--accent); }
.stat-label { margin-top: 10px; font-size: 15px; color: var(--muted); max-width: 18em; }

/* Rule */
.rule {
  display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: center;
  background: var(--wash); border-left: 4px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0;
  padding: 30px 36px;
}
.rule-label { font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.rule-text { font-family: var(--display); font-weight: 600; font-size: clamp(20px, 2.3vw, 26px); line-height: 1.3; letter-spacing: -0.015em; }
.rule-text strong { color: var(--accent); }

/* Sections */
.section { padding: 104px 0; }
.section-wash { background: var(--wash); }
.section h2, .close h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.1; font-weight: 700; max-width: 20ch; }
.section h2.wide { max-width: 26ch; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.prose p { color: var(--muted); font-size: 18px; }
.prose p + p { margin-top: 18px; }
.prose-lead { margin-top: 22px; color: var(--muted); font-size: 18px; max-width: 36em; }
.step-num { font-family: var(--display); font-weight: 700; font-size: 15px; color: var(--accent); letter-spacing: .04em; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--wash); border-radius: var(--radius); padding: 28px; }
.card h3 { font-size: 19px; margin-bottom: 10px; line-height: 1.25; }
.card p { color: var(--muted); font-size: 15.5px; }
.card-white { background: #fff; border: 1px solid var(--line); }

/* Status tags */
.tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 6px; margin-bottom: 14px;
}
.card .tag-live, .tag-live { background: #ccfbf1; color: #0f766e; }
.tag-next { background: #e0f2fe; color: #0369a1; }
.tag-plan { background: #f1f5f9; color: #64748b; }

/* AI principles */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 56px; }
.principle { border-top: 2px solid var(--ink); padding-top: 22px; }
.principle h3 { font-size: 22px; margin: 10px 0 10px; }
.principle p { color: var(--muted); font-size: 16px; }

/* Roadmap cycle */
.cycle { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 56px; counter-reset: step; }
.cycle-step {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 18px 24px;
}
.cycle-step::after {
  content: ""; position: absolute; top: 50%; right: -12px; width: 10px; height: 2px; background: var(--line);
}
.cycle-step:last-child::after { display: none; }
.cycle-step.is-live { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.cycle-step h3 { font-size: 17px; line-height: 1.25; margin-bottom: 8px; }
.cycle-step p { color: var(--muted); font-size: 14px; line-height: 1.5; }
.cycle-step .tag { margin-bottom: 12px; }

.horizons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.horizon { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.horizon-label { font-family: var(--display); font-weight: 700; font-size: 22px; letter-spacing: -0.02em; margin-bottom: 14px; }
.horizon:first-child .horizon-label { color: var(--accent); }
.horizon li { position: relative; padding: 7px 0 7px 22px; color: var(--muted); font-size: 15.5px; border-top: 1px solid #eef2f6; }
.horizon li:first-child { border-top: 0; }
.horizon li::before { content: ""; position: absolute; left: 2px; top: 16px; width: 8px; height: 8px; border-radius: 50%; background: #cbd5e1; }
.horizon:first-child li::before { background: var(--ok); }
.horizon:nth-child(2) li::before { background: #38bdf8; }

/* Chips */
.chips-label { font-size: 12.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 6px 0 14px; }
.chips + .chips-label { margin-top: 32px; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { font-size: 14.5px; font-weight: 500; padding: 8px 14px; border-radius: 999px; background: var(--wash); border: 1px solid var(--line); }
.chips .chip-more { background: transparent; border-style: dashed; color: var(--muted); }
.chips .chip-live { background: #ccfbf1; border-color: #99f6e4; color: #0f766e; font-weight: 600; }
.chips .chip-soon { background: #fff; color: var(--muted); }

/* Close */
.close { background: var(--ink); color: #fff; padding: 104px 0; position: relative; overflow: hidden; }
.close::before {
  content: ""; position: absolute; left: -200px; bottom: -300px; width: 700px; height: 700px;
  background: radial-gradient(closest-side, rgba(14, 165, 233, .18), transparent 70%);
}
.close-grid { position: relative; display: grid; grid-template-columns: 1.1fr 1fr; gap: 72px; align-items: center; }
.close h2 { font-size: clamp(34px, 4.2vw, 52px); max-width: 17ch; }
.close-lead { margin-top: 20px; font-size: 18px; color: var(--dark-muted); max-width: 32em; }
.close-steps { display: grid; gap: 14px; }
.close-steps li {
  display: flex; align-items: center; gap: 18px;
  padding: 18px 22px; border-radius: 12px;
  background: rgba(255, 255, 255, .04); border: 1px solid rgba(148, 163, 184, .18);
  font-size: 17px; color: var(--dark-muted);
}
.close-steps span {
  width: 32px; height: 32px; flex: none; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--display); font-weight: 700; font-size: 14px;
  color: var(--ink); background: var(--cyan);
}

/* Footer */
.footer { background: var(--ink); color: var(--dark-faint); border-top: 1px solid rgba(148, 163, 184, .14); padding: 36px 0; font-size: 14px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: baseline; gap: 14px; }
.footer-brand .brand-text { color: #fff; font-size: 18px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: #fff; }

/* Responsive */
@media (max-width: 1100px) {
  .cycle { grid-template-columns: repeat(3, 1fr); }
  .cycle-step::after { display: none; }
}
@media (max-width: 1020px) {
  .hero-grid, .split, .close-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-visual { max-width: 560px; margin-bottom: 110px; }
  .float-card { left: auto; right: -12px; }
  .cards, .cards-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .principles { grid-template-columns: 1fr; gap: 28px; }
  .horizons { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .nav-links, .link-quiet { display: none; }
  .hero { padding: 64px 0 88px; }
  .section, .close { padding: 76px 0; }
  .rule { grid-template-columns: 1fr; gap: 10px; padding: 24px; }
  .cards, .cards-3, .cycle { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { padding: 28px 16px; }
  .stat-num { font-size: 32px; }
  .hero-visual { margin-bottom: 0; }
  .float-card { position: relative; right: auto; left: auto; top: auto; width: auto; margin: 16px 0 0 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}