:root {
  --bg: oklch(98% 0.006 85);
  --ink: oklch(22% 0.015 260);
  --muted: oklch(40% 0.015 260);
  --line: oklch(88% 0.01 85);
  --accent: oklch(45% 0.11 200);
  --accent-soft: oklch(96% 0.025 200);
  --card: oklch(99% 0.003 85);
  --dark: oklch(22% 0.015 260);
  --serif: 'Source Serif 4', Georgia, serif;
  --sans: 'Public Sans', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); line-height: 1.55;
  min-height: 100vh; display: flex; flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: oklch(38% 0.13 200); }
img { max-width: 100%; height: auto; display: block; }
::selection { background: oklch(85% 0.09 190); }

.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding: 16px 40px;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-family: var(--serif); font-weight: 600; font-size: 19px; color: var(--ink); letter-spacing: -0.01em; }
.nav-links { display: flex; flex-wrap: wrap; gap: 4px; justify-content: flex-end; }
.nav-links a {
  padding: 9px 14px; border-radius: 8px; font-size: 14px; font-weight: 600; color: oklch(30% 0.015 260);
}
.nav-links a:hover { background: oklch(94% 0.01 85); color: var(--ink); }
.nav-links a.active { background: var(--dark); color: var(--bg); }

main { flex: 1; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 64px 40px 100px; }
.wrap-narrow { max-width: 820px; }
.eyebrow {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em;
  text-transform: uppercase; color: oklch(55% 0.11 200); font-weight: 500; margin-bottom: 14px;
}
h1,h2,h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
h1 { font-size: clamp(34px, 5vw, 48px); margin: 0 0 16px; }
h2 { font-size: 26px; margin: 36px 0 12px; }
h3 { font-size: 22px; margin: 0 0 10px; }
.lead { font-size: 18px; color: var(--muted); max-width: 680px; margin: 0 0 28px; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 9px;
  font-weight: 600; font-size: 14.5px; border: 1.5px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--dark); color: var(--bg); }
.btn-primary:hover { color: var(--bg); opacity: 0.92; }
.btn-ghost { border-color: oklch(80% 0.01 85); color: var(--ink); background: transparent; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

.hero {
  max-width: 1040px; margin: 0 auto; padding: 72px 40px 40px;
  animation: fadeUp .5s ease;
}
.hero h1 { font-size: clamp(36px, 5.5vw, 52px); max-width: 820px; margin-bottom: 22px; }
.hero h1 i { font-style: italic; }
.hero .lead { font-size: 18px; line-height: 1.65; }

.home-grid {
  max-width: 1040px; margin: 0 auto; padding: 8px 40px 80px;
  display: grid; gap: 18px;
}
.panel {
  border: 1px solid var(--line); border-radius: 16px; padding: 28px;
  background: var(--card); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.panel:hover { transform: translateY(-2px); box-shadow: 0 12px 28px oklch(20% 0.02 260 / 0.07); }
.panel-accent { background: linear-gradient(145deg, var(--accent-soft), var(--bg)); border-color: color-mix(in oklab, var(--accent) 35%, var(--line)); }
.panel-dark { background: var(--dark); color: oklch(97% 0.006 85); border: none; }
.panel-dark .muted { color: oklch(97% 0.006 85 / 0.75); }
.panel .kicker { font-family: var(--mono); font-size: 12px; color: var(--accent); margin-bottom: 10px; letter-spacing: 0.04em; }
.panel-dark .kicker { color: oklch(80% 0.06 200); }
.muted { color: var(--muted); font-size: 15px; line-height: 1.6; margin: 0; }
.more { font-weight: 600; color: var(--accent); font-size: 14px; margin-top: 14px; display: inline-block; }

.grid-2 { display: grid; grid-template-columns: 1.35fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.startup h3 { font-size: 18px; margin: 0 0 4px; color: var(--ink); }
.startup .domain { font-family: var(--mono); font-size: 12px; color: oklch(50% 0.02 260); margin-bottom: 10px; }
.swatch { width: 36px; height: 36px; border-radius: 9px; margin-bottom: 14px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--card);
  color: inherit; display: flex; flex-direction: column;
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px oklch(20% 0.02 260 / 0.08); color: inherit; }
.card-media {
  height: 150px; background: oklch(94% 0.02 200) center/cover no-repeat; position: relative;
}
.card-media.video-fallback {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, oklch(92% 0.03 200), oklch(95% 0.02 260));
  font-family: var(--mono); font-size: 12px; color: var(--muted);
}
.card-body { padding: 18px; }
.card-cat { font-size: 11px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.card-title { font-weight: 700; font-size: 15.5px; margin-bottom: 6px; line-height: 1.3; color: var(--ink); }
.card-desc { font-size: 13px; color: var(--muted); line-height: 1.5; }

.prose h2, .prose .content-h {
  font-family: var(--serif); font-size: 24px; font-weight: 600; margin: 36px 0 12px;
}
.prose p { font-size: 16px; line-height: 1.7; color: oklch(28% 0.015 260); margin: 0 0 16px; }
.prose ul { margin: 0 0 18px; padding-left: 0; list-style: none; }
.prose li {
  font-size: 15.5px; line-height: 1.55; color: oklch(32% 0.015 260);
  margin: 0 0 10px; padding-left: 14px; border-left: 2px solid oklch(75% 0.06 200);
}
.prose figure { margin: 22px 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: #fff; }
.prose figure img { width: 100%; }
.prose .video {
  margin: 22px 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--line);
  aspect-ratio: 16/9; background: #000;
}
.prose .video iframe { width: 100%; height: 100%; border: 0; }
.prose .links { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.back { display: inline-block; font-weight: 600; font-size: 14px; color: var(--accent); margin-bottom: 28px; }

footer {
  border-top: 1px solid var(--line); padding: 26px 40px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: oklch(50% 0.02 260); gap: 16px; flex-wrap: wrap;
}
footer .links { display: flex; gap: 18px; }

.form { border: 1px solid var(--line); border-radius: 16px; padding: 32px; display: grid; gap: 16px; }
.form label { font-size: 13px; font-weight: 600; display: block; margin-bottom: 6px; }
.form input, .form textarea {
  width: 100%; padding: 11px 14px; border: 1px solid oklch(82% 0.01 85);
  border-radius: 8px; font: inherit; background: #fff;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--accent); }

.cv-bio { margin: 0 0 28px; }
.cv-bio p { font-size: 16px; line-height: 1.7; color: oklch(32% 0.015 260); margin: 0 0 14px; }
.cv-section-title {
  font-family: var(--serif); font-size: 28px; font-weight: 600;
  margin: 0 0 22px; letter-spacing: -0.01em;
}
.cv-split {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px;
  padding-bottom: 48px; margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.cv-block {
  padding: 48px 0 8px;
  border-bottom: 1px solid var(--line);
}
.cv-block:last-of-type { border-bottom: none; }
.cv-degree {
  margin-bottom: 20px; padding-bottom: 20px;
  border-bottom: 1px solid oklch(92% 0.008 85);
}
.cv-degree:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.cv-degree-school { font-size: 15px; font-weight: 600; color: oklch(25% 0.015 260); }
.cv-degree-years {
  font-family: var(--mono); font-size: 12px; color: oklch(50% 0.02 260);
  margin: 4px 0 6px;
}
.cv-degree-program { font-size: 14.5px; color: var(--muted); line-height: 1.45; }
.cv-plain-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 10px;
}
.cv-plain-list li {
  font-size: 14px; color: oklch(35% 0.015 260); line-height: 1.45;
  padding-left: 14px; border-left: 2px solid oklch(78% 0.05 200);
}
.cv-plain-list-2 { grid-template-columns: 1fr 1fr; gap: 10px 28px; }
.cv-pubs { display: grid; gap: 0; }
.cv-pub {
  display: grid; grid-template-columns: 64px 1fr; gap: 16px;
  padding: 16px 0; border-bottom: 1px solid oklch(92% 0.008 85);
}
.cv-pub:last-child { border-bottom: none; }
.cv-pub-year {
  font-family: var(--mono); font-size: 12px; color: var(--accent);
  padding-top: 3px;
}
.cv-pub p { margin: 0; font-size: 14.5px; line-height: 1.55; color: oklch(32% 0.015 260); }

@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (max-width: 900px) {
  .nav, .hero, .home-grid, .wrap, footer { padding-left: 20px; padding-right: 20px; }
  .grid-2, .grid-3, .cards, .cv-list-2, .cv-plain-list-2, .cv-split { grid-template-columns: 1fr; }
  .cv-split { gap: 40px; }
  .cv-pub { grid-template-columns: 52px 1fr; gap: 12px; }
}