:root{
    --video-blue:#0b74ff;
    --video-blue-2:#1d8cff;
    --video-navy:#071b3f;
    --video-text:#071126;
    --video-muted:#64748b;
    --video-line:#dbeafe;
    --video-soft:#f4f8ff;
    --video-card:#fff;
    --video-shadow:0 22px 55px rgba(15,23,42,.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    color:var(--video-text);
    background:linear-gradient(180deg,#f4f8ff 0,#fff 38%,#f8fbff 100%);
    font-family:Inter,"Segoe UI",system-ui,sans-serif;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.video-container{width:min(1160px,calc(100% - 32px));margin-inline:auto}

.video-hero{padding:66px 0 42px;background:radial-gradient(circle at 12% 10%,rgba(29,140,255,.14),transparent 30%),radial-gradient(circle at 90% 20%,rgba(56,189,248,.12),transparent 30%)}
.video-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:34px;align-items:end}
.video-kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:13px;color:#0864ce;font-size:12px;font-weight:800;letter-spacing:.55px;text-transform:uppercase}
.video-kicker i{display:grid;place-items:center;width:30px;height:30px;border-radius:11px;color:#fff;background:linear-gradient(135deg,#0756b7,#1d8cff)}
.video-hero h1{max-width:820px;margin:0;color:var(--video-navy);font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-2px}
.video-hero p{max-width:720px;margin:18px 0 0;color:var(--video-muted);font-size:16px;line-height:1.75}
.video-search{display:flex;gap:10px;padding:10px;border:1px solid #d7e8ff;border-radius:20px;background:#fff;box-shadow:var(--video-shadow)}
.video-search input{min-width:0;flex:1;border:0;outline:0;padding:10px 12px;color:var(--video-text);font:inherit}
.video-search button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;padding:0 18px;color:#fff;background:linear-gradient(135deg,#0756b7,#1d8cff);font-weight:750;cursor:pointer}

.video-section{padding:34px 0 74px}
.video-section + .video-section{padding-top:0}
.video-section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.video-section-head h2{margin:0;color:var(--video-navy);font-size:clamp(25px,3vw,36px);letter-spacing:-.8px}
.video-section-head p{margin:8px 0 0;color:var(--video-muted);line-height:1.65}
.video-reset{display:inline-flex;align-items:center;gap:7px;color:#0864ce;font-weight:750;font-size:13px}

.playlist-nav{position:relative;z-index:5;display:flex;align-items:center;gap:9px}
.playlist-nav button{display:grid;place-items:center;width:42px;height:42px;border:1px solid #cfe2f7;border-radius:50%;color:#0756b7;background:#fff;box-shadow:0 10px 25px rgba(15,23,42,.08);font-size:22px;cursor:pointer;transition:.2s ease}
.playlist-nav button:hover{color:#fff;border-color:#086bd8;background:#086bd8;transform:translateY(-2px)}
.playlist-grid{display:flex;gap:18px;overflow-x:auto;margin:0 -10px 42px;padding:6px 10px 18px;scroll-snap-type:x mandatory;scrollbar-width:none;overscroll-behavior-inline:contain}
.playlist-grid::-webkit-scrollbar{display:none}
.playlist-card{position:relative;display:grid;flex:0 0 355px;grid-template-columns:130px minmax(0,1fr);gap:16px;align-items:center;min-height:130px;padding:12px;border:1px solid var(--video-line);border-radius:22px;background:#fff;box-shadow:0 14px 36px rgba(15,23,42,.055);scroll-snap-align:start;transition:.22s ease}
.playlist-card:hover{transform:translateY(-3px);border-color:#9dcbff;box-shadow:0 20px 46px rgba(15,23,42,.1)}
.playlist-thumb{position:relative;display:block;overflow:hidden;aspect-ratio:16/10;border-radius:15px;background:#dbeafe}
.playlist-thumb img{width:100%;height:100%;object-fit:cover}
.playlist-stack{position:absolute;right:8px;bottom:8px;display:flex;align-items:center;gap:5px;padding:5px 8px;border-radius:9px;color:#fff;background:rgba(3,15,34,.84);font-size:11px;font-weight:800}
.playlist-card h3{margin:0 0 7px;font-size:15px;line-height:1.35}
.playlist-card p{margin:0;color:var(--video-muted);font-size:12px}
.playlist-copy{min-width:0}
.playlist-card.is-featured{flex-basis:440px;grid-template-columns:178px minmax(0,1fr);min-height:154px;padding:13px;border-color:#86bfff;background:radial-gradient(circle at 92% 8%,rgba(29,140,255,.17),transparent 34%),linear-gradient(135deg,#eff7ff 0%,#fff 67%);box-shadow:0 18px 46px rgba(7,86,183,.16)}
.playlist-card.is-featured::before{position:absolute;inset:0;border:1px solid rgba(255,255,255,.8);border-radius:21px;pointer-events:none;content:""}
.playlist-card.is-featured .playlist-thumb{box-shadow:0 10px 24px rgba(7,27,63,.2)}
.playlist-featured-label{display:inline-flex;align-items:center;gap:6px;margin-bottom:8px;padding:5px 9px;border-radius:999px;color:#0756b7;background:#dceeff;font-size:10px;font-weight:850;letter-spacing:.35px;text-transform:uppercase}
.playlist-featured-label i{color:#f59e0b}
.playlist-card.is-featured h3{font-size:18px;letter-spacing:-.25px}
.playlist-featured-cta{display:inline-flex;align-items:center;gap:5px;margin-top:12px;color:#0756b7;font-size:11px;font-weight:850}

.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.video-card{overflow:hidden;border:1px solid var(--video-line);border-radius:24px;background:var(--video-card);box-shadow:0 16px 42px rgba(15,23,42,.065);transition:.24s ease}
.video-card:hover{transform:translateY(-5px);border-color:#9dcbff;box-shadow:0 25px 58px rgba(15,23,42,.12)}
.video-card-media{position:relative;display:block;overflow:hidden;aspect-ratio:16/9;background:#dbeafe}
.video-card-media img{width:100%;height:100%;object-fit:cover;transition:.35s ease}
.video-card:hover .video-card-media img{transform:scale(1.025)}
.video-play{position:absolute;left:50%;top:50%;display:grid;place-items:center;width:52px;height:52px;border:1px solid rgba(255,255,255,.72);border-radius:50%;color:#fff;background:rgba(7,27,63,.82);box-shadow:0 12px 30px rgba(0,0,0,.25);transform:translate(-50%,-50%);font-size:24px}
.video-duration{position:absolute;right:10px;bottom:10px;padding:5px 8px;border-radius:8px;color:#fff;background:rgba(3,15,34,.88);font-size:11px;font-weight:800}
.video-card-body{padding:18px}
.video-card-tag{display:inline-flex;align-items:center;gap:6px;margin-bottom:10px;padding:6px 9px;border-radius:999px;color:#0864ce;background:#edf6ff;font-size:11px;font-weight:800}
.video-card h2,.video-card h3{display:-webkit-box;overflow:hidden;margin:0;color:var(--video-navy);font-size:17px;line-height:1.42;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.video-card p{display:-webkit-box;overflow:hidden;min-height:43px;margin:10px 0 16px;color:var(--video-muted);font-size:13px;line-height:1.6;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.video-card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid #e8f1fb;color:var(--video-muted);font-size:11.5px}
.video-card-link{display:inline-flex;align-items:center;gap:5px;color:#0864ce;font-weight:800}

.video-empty{padding:42px;border:1px dashed #a9ccef;border-radius:24px;text-align:center;background:#fff}
.video-empty i{font-size:42px;color:#1d8cff}
.video-empty h2{margin:12px 0 8px;color:var(--video-navy)}
.video-empty p{margin:0;color:var(--video-muted)}
.video-pagination{display:flex;justify-content:center;gap:8px;margin-top:32px}
.video-pagination a,.video-pagination span{display:grid;place-items:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--video-line);border-radius:12px;background:#fff;font-weight:700}
.video-pagination .is-current{border-color:#0b74ff;color:#fff;background:#0b74ff}

.watch-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:28px 0 18px;color:var(--video-muted);font-size:12px}
.watch-breadcrumb a{color:#0864ce;font-weight:700}
.watch-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:28px;align-items:start;padding-bottom:72px}
.watch-main,.watch-side-card{border:1px solid var(--video-line);border-radius:28px;background:#fff;box-shadow:var(--video-shadow)}
.watch-player{position:relative;overflow:hidden;aspect-ratio:16/9;border-radius:27px 27px 0 0;background:#020817}
.watch-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.watch-content{padding:28px}
.watch-content h1{margin:0;color:var(--video-navy);font-size:clamp(28px,4vw,44px);line-height:1.13;letter-spacing:-1.25px}
.watch-meta{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:16px;color:var(--video-muted);font-size:12px}
.watch-meta span,.watch-meta a{display:inline-flex;align-items:center;gap:6px}
.watch-description{margin-top:28px;padding-top:26px;border-top:1px solid #e7f0fa}
.watch-description h2,.watch-transcript h2{margin:0 0 14px;color:var(--video-navy);font-size:23px}
.watch-description p,.watch-transcript{color:#334155;font-size:15px;line-height:1.85;overflow-wrap:anywhere}
.watch-transcript{margin-top:28px;padding:24px;border-radius:20px;background:#f7faff}
.watch-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.watch-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 17px;border-radius:13px;color:#fff;background:linear-gradient(135deg,#0756b7,#1d8cff);font-size:13px;font-weight:800}
.watch-button.is-youtube{background:#e62117}
.watch-side{display:grid;gap:16px;position:sticky;top:100px}
.watch-side-card{padding:20px;border-radius:22px}
.watch-side-card h2{margin:0 0 14px;color:var(--video-navy);font-size:18px}
.watch-playlists{display:flex;flex-wrap:wrap;gap:8px}
.watch-playlists a{padding:8px 10px;border-radius:10px;color:#0864ce;background:#edf6ff;font-size:11px;font-weight:800}
.related-video{display:grid;grid-template-columns:112px minmax(0,1fr);gap:11px;padding:10px 0;border-bottom:1px solid #e9f1fa}
.related-video:last-child{border-bottom:0}
.related-video img{width:112px;aspect-ratio:16/9;border-radius:10px;object-fit:cover;background:#dbeafe}
.related-video h3{display:-webkit-box;overflow:hidden;margin:2px 0 5px;color:var(--video-navy);font-size:12.5px;line-height:1.4;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.related-video span{color:var(--video-muted);font-size:10.5px}

@media(max-width:920px){
    .video-hero-grid,.watch-layout{grid-template-columns:1fr}
    .video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .watch-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:640px){
    .video-container{width:min(100% - 22px,1160px)}
    .video-hero{padding:40px 0 30px}
    .video-hero h1{font-size:35px;letter-spacing:-1.2px}
    .video-search{border-radius:16px}
    .video-search button span{display:none}
    .video-search button{width:46px;padding:0}
    .video-section{padding:24px 0 54px}
    .video-section-head{align-items:flex-start;flex-direction:column}
    .playlist-nav{align-self:flex-end;margin-top:-58px}
    .playlist-nav button{width:38px;height:38px}
    .playlist-grid{margin-right:-11px;padding:2px 11px 13px 2px}
    .playlist-card{flex:0 0 82%;grid-template-columns:108px minmax(0,1fr);min-height:112px}
    .playlist-card.is-featured{flex-basis:92%;grid-template-columns:126px minmax(0,1fr);min-height:136px}
    .playlist-card.is-featured h3{font-size:16px}
    .playlist-featured-cta{margin-top:8px}
    .video-grid{grid-template-columns:1fr 1fr;gap:11px}
    .video-card{border-radius:17px}
    .video-play{width:38px;height:38px;font-size:18px}
    .video-duration{right:6px;bottom:6px;padding:3px 6px;font-size:9px}
    .video-card-body{padding:11px}
    .video-card-tag{margin-bottom:7px;padding:4px 7px;font-size:9px}
    .video-card h2,.video-card h3{font-size:13px}
    .video-card p{display:none}
    .video-card-meta{margin-top:10px;padding-top:9px;font-size:9px}
    .video-card-link span{display:none}
    .watch-breadcrumb{padding-top:18px}
    .watch-main{border-radius:19px}
    .watch-player{border-radius:18px 18px 0 0}
    .watch-content{padding:18px}
    .watch-content h1{font-size:27px;letter-spacing:-.7px}
    .watch-side{grid-template-columns:1fr}
}