@font-face{font-family:Manrope;src:url('/assets/fonts/manrope-0.ttf') format('truetype');font-display:swap}
:root{color-scheme:dark;font-family:Manrope,system-ui,sans-serif;color:#edf4f0;background:#0d1519;font-synthesis:none}
*{box-sizing:border-box}
body{margin:0}
a{color:inherit;text-decoration:none}
button{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,video:focus-visible{outline:2px solid #90d7bb;outline-offset:5px}
.site-header{max-width:1080px;margin:auto;padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #263239}
.brand{font-size:25px;font-weight:800;letter-spacing:-1px;white-space:nowrap}
.brand span{display:inline-block;font-size:12px;font-weight:500;letter-spacing:.3px;color:#aabbb4;margin-left:10px;padding-left:12px;border-left:2px solid #81cdb0}
.home-link{color:#aabbb4;font-size:13px}
main{max-width:1024px;margin:auto;padding:40px 28px 24px}
.intro{max-width:720px}
.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:#90cdb5;margin:0 0 12px}
h1{font-size:clamp(28px,4.2vw,43px);line-height:1.18;letter-spacing:-1.3px;margin:0 0 15px}
.description{color:#aabbb4;font-size:14px;line-height:1.8;max-width:650px;margin:0}
.languages{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}
.languages a{font-size:13px;padding:10px 17px;border:1px solid #33423f;border-radius:9px;color:#baccc4;background:#141f23}
.languages a:hover{border-color:#739f8e}
.languages a[aria-current="page"]{color:#10241b;background:#9bd8be;border-color:#9bd8be;font-weight:700}
.content{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr);gap:28px;align-items:start}
.player-card{min-width:0;border:1px solid #30403d;padding:10px;border-radius:17px;background:#131f23}
video{display:block;width:100%;aspect-ratio:9/16;height:auto;object-fit:contain;border-radius:9px;background:#050b0e}
.video-stage{position:relative}
.start-video{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:14px;width:76%;padding:22px 14px;border:1px solid #668f7a;border-radius:14px;background:#152820ed;color:#f2f9f5;cursor:pointer;font-size:14px;line-height:1.6;text-align:center}
.start-video>span:first-child{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:#9bd8be;color:#12281c;font-size:22px;padding-left:3px}
.start-video:disabled{cursor:wait;opacity:.8}
.quality-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:2px 6px}
.quality-row label{font-size:12px;color:#c4d6cd}
.quality-row select{min-width:130px;font:inherit;font-size:12px;padding:8px 11px;border:1px solid #496052;border-radius:7px;background:#1c3028;color:#edf4f0;cursor:pointer}
.quality-row select:focus-visible{outline:2px solid #90d7bb;outline-offset:3px}
.quality-note{font-size:11px;color:#9cafaa;line-height:1.7;padding:0 6px;margin:9px 0 14px}
.video-meta{display:flex;gap:10px;justify-content:space-between;align-items:center;font-size:12px;color:#aabbb4;padding:15px 6px 12px;font-variant-numeric:tabular-nums}
.download{display:flex;justify-content:center;gap:10px;padding:12px 14px;border:1px solid #3d554a;border-radius:8px;font-size:13px;color:#d4e5dd;background:#1c3028}
.download:hover{background:#263e32}
#playback-status{padding:0 6px;font-size:13px;line-height:1.7;color:#e4c5a2}
#retry{margin:0 6px 14px;border:1px solid #496456;border-radius:7px;background:#20392d;color:#edf4f0;padding:8px 12px;cursor:pointer}
.chapters-card{min-width:0;padding:23px 22px;background:#141e22;border:1px solid #2b3937;border-radius:17px}
.chapters-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}
h2{font-size:19px;letter-spacing:-.5px;margin:0}
#chapter-count{font-size:11px;background:#24342e;border-radius:7px;padding:5px 8px;color:#b4cec1}
#chapters-description{font-size:12px;line-height:1.8;color:#9cafaa;margin:10px 0 17px}
#chapters{list-style:none;padding:0;margin:0;max-height:650px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#486557 transparent}
#chapters li+li{border-top:1px solid #293632}
#chapters button{width:100%;display:grid;grid-template-columns:39px minmax(0,1fr);gap:12px;text-align:left;padding:12px 8px;border:0;border-radius:6px;background:transparent;color:#bfd0c7;font-size:12px;line-height:1.65;cursor:pointer}
#chapters button:hover{background:#203129;color:#f3f8f5}
#chapters button[aria-current="true"]{background:#213a2e;color:#b3ebd0}
#chapters .time{color:#85b69e;font-variant-numeric:tabular-nums}
.demo-note{color:#849b91;font-size:11px;line-height:1.7;margin:22px 0 0}
[hidden]{display:none!important}
@media(max-width:680px){.site-header{padding:20px}.brand{font-size:23px}.brand span{font-size:10px;margin-left:6px;padding-left:8px}.home-link{font-size:11px}main{padding:30px 18px 24px}.languages{gap:7px;margin:23px 0}.languages a{padding:10px 12px;font-size:12px}.content{grid-template-columns:minmax(0,1fr);gap:20px;max-width:440px;margin:auto}.chapters-card{padding:20px}#chapters{max-height:460px}}
@media(prefers-reduced-motion:no-preference){.languages a,.download{transition:background-color .15s,border-color .15s}}