:root{color-scheme:dark;--bg:#111615;--ink:#e7ece7;--muted:#a5afa6;--accent:#b6e48c;--line:#303a32}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 "Microsoft YaHei","PingFang SC",sans-serif}.shell{max-width:1140px;margin:auto;padding:0 40px}header{display:flex;justify-content:space-between;align-items:center;padding:32px 0;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{font:600 28px Georgia,serif;letter-spacing:-1px;display:flex;align-items:center}.brand span{color:var(--accent)}.brand i{width:7px;height:7px;border-radius:50%;background:var(--accent);margin-left:12px}.label{font-size:11px;letter-spacing:2px;color:var(--muted)}.intro{padding:100px 0 120px;max-width:730px}.eyebrow{color:var(--accent);font:12px/1.5 Georgia,serif;letter-spacing:3px;margin:0 0 20px}h1{font-size:clamp(36px,7vw,76px);line-height:1.24;font-weight:500;letter-spacing:-2px;margin:0 0 28px}.muted{color:var(--muted);font-size:17px;max-width:480px}.button{display:inline-flex;gap:42px;border:1px solid var(--line);padding:12px 22px;background:transparent;color:var(--ink);font:inherit;cursor:pointer;margin-top:26px}.button:hover{border-color:var(--accent);color:var(--accent)}.button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.watch{padding:44px 0 64px}.watch h1{font-size:clamp(22px,3.2vw,34px);letter-spacing:0;overflow-wrap:anywhere}.stage{position:relative;background:#070a08;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}video{width:100%;height:100%;max-height:75vh;background:#000}.notice{padding:30px;text-align:center;color:var(--muted)}[hidden]{display:none!important}.caption{display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted);padding:15px 0}.caption #status{color:var(--accent)}footer{border-top:1px solid var(--line);padding:22px 0 30px;font:14px Georgia,serif;display:flex;justify-content:space-between;color:var(--muted)}footer span{font:11px "Microsoft YaHei",sans-serif;letter-spacing:2px}@media(max-width:600px){.shell{padding:0 18px}header{padding:22px 0}.intro{padding:75px 0 95px}.watch{padding-top:30px}.caption{font-size:11px}.label{letter-spacing:1px}.stage{min-height:220px}}