:root{color-scheme:dark;--bg:#091521;--panel:#102235;--text:#f2f6ff;--muted:#a4b4c8;--blue:#80aaff;--line:rgba(185,210,255,.17)}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 77% 0%,#163058 0,transparent 44%),var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible,video:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.shell{max-width:1500px;margin:auto;padding:0 44px}.header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:750;letter-spacing:-.7px}.brand img{display:block}.brand small{display:block;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:3px;margin-top:4px}.product-link{font-size:14px;color:#d4e2f4;border:1px solid #425675;border-radius:99px;padding:10px 17px}.product-link span{padding-left:10px}.intro{padding:38px 0 28px}.eyebrow{display:flex;align-items:center;gap:9px;color:var(--blue);font-size:11px;font-weight:650;letter-spacing:1.7px;margin:0 0 12px}.eyebrow>span{height:6px;width:6px;border-radius:50%;background:#86ddcf;box-shadow:0 0 14px #86ddcf60}h1{font-size:clamp(28px,3.4vw,40px);font-weight:720;letter-spacing:-.8px;line-height:1.4;margin:0}.lead{color:var(--muted);font-size:16px;line-height:1.75;margin:9px 0 0}.video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;align-items:start}.video-card{min-width:0;padding:24px;background:linear-gradient(145deg,rgba(20,42,67,.78),rgba(12,28,44,.65));border:1px solid var(--line);border-radius:18px}.video-heading{min-height:173px}.video-kicker{font-size:12px;font-weight:700;color:#86ddcf;letter-spacing:1px;margin:0 0 10px}.video-kicker span{margin-left:8px;color:#819bbc;font-size:10px;letter-spacing:1.6px}.video-card h2{font-size:26px;line-height:1.4;font-weight:700;margin:0 0 10px}.video-description{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 16px}.case-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:11px;color:#c1d2e6;margin-bottom:20px}.case-meta>span+span{border-left:1px solid #34475f;padding-left:12px}.player-frame{background:#07101b;border:1px solid #39516f;border-radius:10px;overflow:hidden;box-shadow:0 12px 35px #0003}.player-frame video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#07101b}.video-tools{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:11px;color:#8fa5bf}.video-tools a{white-space:nowrap;color:#c5d6ec}.video-tools a span{margin-left:6px}.quality-switch{display:flex;gap:4px;border:1px solid var(--line);border-radius:8px;padding:3px;background:#091827}.quality-switch button{border:0;background:transparent;color:var(--muted);font-size:11px;cursor:pointer;padding:7px 10px;border-radius:5px}.quality-switch button[aria-pressed=true]{color:#e9f2ff;background:#26466d}.chapters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:15px;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--line)}.chapters button{cursor:pointer;border:0;color:#e4edf9;background:#102235;font-size:12px;line-height:1.5;padding:10px 5px;transition:background .15s}.chapters button:hover{background:#1a3659}.chapters button span{display:block;font-size:10px;color:var(--blue);margin-bottom:3px;font-variant-numeric:tabular-nums}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;padding:32px 0 18px}.feature-number{color:#7496bb;font-size:11px;letter-spacing:1px}.features h2{font-size:17px;line-height:1.5;font-weight:650;margin:9px 0}.features p{font-size:14px;line-height:1.85;color:var(--muted);margin:0}.context-note{color:#8192a8;font-size:11px;line-height:1.75;margin:10px 0 28px}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;padding:23px 0 30px;font-size:11px;color:#8f9fb5}footer a{white-space:nowrap;color:#bacbe0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1100px){.shell{padding:0 26px}.video-grid{gap:20px}.video-card{padding:20px}.video-heading{min-height:192px}}
@media(max-width:800px){.shell{padding:0 20px}.header{height:80px}.brand{font-size:20px}.brand img{width:36px;height:36px}.product-link{font-size:12px;padding:8px 12px}.intro{padding:30px 0 24px}.eyebrow{font-size:9px;letter-spacing:1.15px}h1{font-size:29px;line-height:1.45;letter-spacing:-.5px}.lead{font-size:14px;line-height:1.8}.video-grid{grid-template-columns:1fr;gap:22px}.video-card{padding:20px}.video-heading{min-height:0}.video-card h2{font-size:24px}.video-description{font-size:13px}.case-meta{font-size:10px;gap:9px}.case-meta>span+span{padding-left:9px}.features{grid-template-columns:1fr;gap:23px;padding-top:27px}.features article{display:grid;grid-template-columns:29px 1fr;gap:0 5px}.feature-number{padding-top:3px}.features h2{margin:0 0 6px;font-size:15px}.features p{grid-column:2;font-size:13px}.context-note{font-size:10px;margin-top:8px}footer{flex-direction:column;line-height:1.8;font-size:10px}}
@media(max-width:380px){.shell{padding:0 14px}.video-card{padding:15px}.demo-download{align-items:flex-start;font-size:10px}.quality-switch button{padding:7px 8px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
html.embedded-demo .header,html.embedded-demo .intro,html.embedded-demo .brand-video-card,html.embedded-demo .video-heading,html.embedded-demo .video-tools,html.embedded-demo .features,html.embedded-demo footer{display:none}
html.embedded-demo body{background:var(--bg)}
html.embedded-demo .shell{max-width:none;padding:0}
html.embedded-demo .video-grid{display:block}
html.embedded-demo .demo-video-card{padding:0;border:0;border-radius:0;background:transparent}
html.embedded-demo .player-frame{border:0;border-radius:0;box-shadow:none}
html.embedded-demo .chapters{margin:0;border-radius:0;border-right:0;border-left:0}
html.embedded-demo .chapters button span{display:inline;margin:0 9px 0 0}
html.embedded-demo .context-note{margin:0;padding:13px 20px 16px}