:root { --bg: #050505; --card: #0c0c0e; --line: rgba(255,255,255,.08); --text: #f4f4f5; --muted: #a1a1aa; --dim: #71717a; --blue: #3b82f6; color-scheme: dark; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 "Inter", system-ui, -apple-system, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
#stars { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
main, .nav, .foot { position: relative; z-index: 1; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
svg { width: 1em; height: 1em; flex: none; }
.wrap { width: min(1280px, 100% - 32px); margin-inline: auto; }
.c { text-align: center; margin-inline: auto; }

.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; background: rgba(5,5,5,.7); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; gap: 22px; height: 64px; }
.brand img { border-radius: 8px; }
.links { display: flex; gap: 26px; margin-left: auto; font-size: 14px; color: var(--muted); }
.links a:hover { color: var(--text); }
.lang { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: 999px; padding: 4px 6px 4px 12px; color: var(--muted); font-size: 13px; }
.lang:hover { color: var(--text); border-color: rgba(255,255,255,.2); }
.lang select { background: transparent; border: 0; color: inherit; font: 500 13px "Inter", sans-serif; cursor: pointer; padding: 2px 4px; outline: none; }
.lang option { background: #0c0c0e; color: #f4f4f5; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px; background: var(--blue); color: #fff; font-weight: 500; font-size: 15px; border: 1px solid transparent; transition: transform .15s, background .15s; cursor: pointer; }
.btn:hover { background: #2f6fe0; transform: translateY(-1px); }
.btn.glow { box-shadow: 0 0 30px rgba(59,130,246,.45); }
.btn-ghost { background: rgba(255,255,255,.02); border-color: var(--line); }
.btn-ghost:hover { background: rgba(255,255,255,.06); }
.btn-sm { padding: 8px 16px; font-size: 14px; background: #fff; color: #050505; }
.btn-sm:hover { background: #e4e4e7; }

.hero { min-height: 92vh; display: flex; align-items: center; padding: 120px 0 60px; }
.hero .wrap { max-width: 880px; }
.pill { display: inline-flex; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font: 500 11px "JetBrains Mono", monospace; letter-spacing: .18em; color: var(--muted); background: rgba(255,255,255,.02); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 10px var(--blue); display: inline-block; }
h1 { font-size: clamp(46px, 7.4vw, 92px); line-height: 1; letter-spacing: -.045em; margin: 28px 0 0; font-weight: 600; }
h1 .dim { color: #6b6b73; }
.h1-sm { font-size: clamp(40px, 5.5vw, 64px); margin-top: 12px; }
.lede { font-size: clamp(17px, 1.6vw, 20px); color: var(--muted); max-width: 640px; margin: 28px 0 0; }
.lede.sm { font-size: 17px; max-width: 720px; }
.tagline { font-size: 20px; color: #d4d4d8; margin: 10px 0 0; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.section { padding: 110px 0; }
.eyebrow { font: 500 12px "JetBrains Mono", monospace; letter-spacing: .2em; text-transform: uppercase; color: var(--blue); margin: 0 0 14px; }
.eyebrow.sm { font-size: 10.5px; color: var(--dim); }
h2 { font-size: clamp(34px, 5vw, 58px); line-height: 1.05; letter-spacing: -.035em; margin: 0; font-weight: 600; }
.sub { color: var(--muted); font-size: 18px; max-width: 720px; margin: 18px auto 0; }
h3 { font-size: 17px; font-weight: 600; margin: 0; letter-spacing: -.01em; }

.portrait { width: min(380px, 80%); margin: 56px auto; border-radius: 28px; overflow: hidden; border: 1px solid rgba(59,130,246,.35); box-shadow: 0 0 80px rgba(59,130,246,.35); }
.about-text p { color: var(--muted); font-size: 19px; line-height: 1.65; margin: 0 0 20px; }
.about-text strong { color: var(--text); font-weight: 600; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; }
.tag { font-size: 12.5px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.03); color: #d4d4d8; }
.tag.dotted::before { content: ""; display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); margin-right: 8px; vertical-align: middle; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 48px 0; }
.stat { border: 1px solid var(--line); border-radius: 18px; padding: 26px; background: var(--card); }
.stat b { display: block; font-size: 46px; font-weight: 500; letter-spacing: -.03em; }
.stat span { font: 500 10.5px "JetBrains Mono", monospace; letter-spacing: .16em; color: var(--dim); text-transform: uppercase; }
.teach { display: flex; gap: 22px; border: 1px solid var(--line); border-radius: 22px; padding: 30px; background: var(--card); transition: border-color .2s; }
.teach:hover { border-color: rgba(59,130,246,.45); }
.teach > span:last-child { display: flex; flex-direction: column; gap: 6px; }
.teach-t { font-size: 22px; font-weight: 600; }
.teach-s, .org { color: var(--blue); font-size: 14px; }
.teach-d { color: var(--muted); font-size: 15px; }
.link { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-size: 14px; margin-top: 10px; }
.ico { width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.03); display: grid; place-items: center; color: #e4e4e7; flex: none; font-size: 18px; }

.grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 56px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; align-items: start; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.flag { border: 1px solid var(--line); border-radius: 26px; padding: 44px 36px; text-align: center; background: radial-gradient(ellipse at 50% 0%, rgba(59,130,246,.12), transparent 60%), var(--card); display: flex; flex-direction: column; align-items: center; gap: 10px; transition: border-color .2s; }
.flag:hover { border-color: rgba(59,130,246,.45); }
.flag img { width: 200px; border-radius: 50%; box-shadow: 0 0 60px rgba(59,130,246,.35); margin-bottom: 18px; }
.flag h3 { font-size: 30px; }
.flag-s { color: #d4d4d8; margin: 0; }
.flag p:not(.flag-s) { color: var(--muted); max-width: 440px; margin: 6px 0 18px; }

.card { border: 1px solid var(--line); border-radius: 20px; padding: 24px; background: var(--card); }
.card p { color: var(--muted); font-size: 14.5px; margin: 10px 0 0; }
.card .org { margin-top: 4px; }
.card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.date { font: 500 11px "JetBrains Mono", monospace; letter-spacing: .14em; color: var(--dim); text-transform: uppercase; }
.pub .date { display: block; margin-bottom: 12px; }
.pub h3 { font-size: 19px; }
.more { margin-top: 16px; font-size: 14px; }
.more summary { cursor: pointer; color: var(--dim); list-style: none; display: inline-flex; gap: 6px; }
.more summary::-webkit-details-marker { display: none; }
.more summary:hover { color: var(--blue); }
.s-hide, .more[open] .s-show { display: none; }
.more[open] .s-hide { display: inline; }
.more-in { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 12px; }
.more-in p, .more-in li { color: #c4c4cc; font-size: 14px; }
.more-in ul { margin: 6px 0 0; padding-left: 18px; }
.dh { font: 500 10.5px "JetBrains Mono", monospace !important; letter-spacing: .16em; color: var(--dim) !important; margin: 14px 0 4px !important; }

.car-head { display: flex; justify-content: space-between; align-items: center; margin-top: 56px; }
.car-btns { display: flex; gap: 8px; }
.car-btns button { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: var(--card); color: var(--text); font-size: 20px; cursor: pointer; }
.car { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 18px 0 8px; scrollbar-width: none; }
.car::-webkit-scrollbar { display: none; }
.eng { position: relative; flex: 0 0 380px; height: 480px; margin: 0; border-radius: 22px; overflow: hidden; scroll-snap-align: start; border: 1px solid var(--line); }
.eng img { width: 100%; height: 100%; object-fit: cover; }
.eng figcaption { position: absolute; inset: auto 0 0 0; padding: 60px 20px 20px; background: linear-gradient(transparent, rgba(0,0,0,.9)); display: flex; flex-direction: column; gap: 4px; }
.eng figcaption .eyebrow { color: var(--blue); margin: 0; }
.eng b { font-size: 18px; font-weight: 600; }
.eng span:last-child { color: #d4d4d8; font-size: 14px; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 56px; }
.ci { display: flex; flex-direction: column; gap: 2px; border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; background: var(--card); margin-top: 12px; }
.ci .eyebrow { margin: 0; }
.ci b { font-weight: 500; }
a.ci:hover { border-color: rgba(59,130,246,.45); }
.form { border: 1px solid var(--line); border-radius: 22px; padding: 28px; background: var(--card); display: flex; flex-direction: column; gap: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.form input, .form textarea { background: #050505; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; color: var(--text); font: 15px "Inter", sans-serif; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--blue); }
.form .btn { align-self: flex-start; }

.foot { border-top: 1px solid var(--line); padding: 28px 0 40px; margin-top: 40px; color: var(--dim); font-size: 13px; }
.foot-in { display: flex; align-items: center; gap: 14px; }
.foot-links { margin-left: auto; display: flex; gap: 10px; }
.foot-links a { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; color: var(--muted); }

.sub-page { padding-top: 120px; }
.split { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; padding: 40px 0 60px; }
.logo-glow img { width: min(420px, 100%); margin: auto; border-radius: 50%; box-shadow: 0 0 90px rgba(59,130,246,.4); }
.block { padding: 50px 0; }
.block.first { padding-top: 40px; }
.block .lede { margin-top: 20px; }
.gallery3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery3 img { border-radius: 18px; border: 1px solid var(--line); aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.lecture { border: 1px solid var(--line); border-radius: 22px; padding: 30px; background: var(--card); margin-top: 24px; }
.lecture h3 { font-size: 24px; }
.lecture > p { color: var(--muted); }
.lec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 32px; margin-top: 10px; }
.lec-grid p { color: #c4c4cc; font-size: 15px; margin: 0; }
.spotify { border: 1px solid var(--line); border-radius: 20px; padding: 16px; margin-top: 26px; background: var(--card); }
.spotify iframe { border-radius: 12px; display: block; }
.roles { grid-template-columns: repeat(4, 1fr); }
.role { border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; background: var(--card); font-size: 14px; display: flex; align-items: center; gap: 10px; }
.covers { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 28px; }
.covers img { border-radius: 14px; border: 1px solid var(--line); }
.flow { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.step { border: 1px solid var(--line); border-radius: 999px; padding: 10px 18px; background: var(--card); font-size: 14px; display: flex; gap: 10px; }
.step b { color: var(--blue); font: 500 12px "JetBrains Mono", monospace; padding-top: 2px; }

@media (max-width: 1000px) {
  .grid3, .grid4, .roles { grid-template-columns: repeat(2, 1fr); }
  .covers { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .links, .btn-sm { display: none; }
  .lang { margin-left: auto; }
  .grid2, .grid3, .grid4, .roles, .contact, .split, .lec-grid, .gallery3 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .covers { grid-template-columns: repeat(2, 1fr); }
  .eng { flex-basis: 80vw; height: 420px; }
  .teach { flex-direction: column; }
  .section { padding: 80px 0; }
  .about-text p { font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }