:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#101722;--panel:#1a2535;--line:#344458;--text:#eef3fa;--muted:#abbcd0;--accent:#91e6cb;font:16px/1.55 system-ui,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(ellipse at 12% 0,#213a43 0,transparent 50%),var(--bg);color:var(--text);min-height:100vh;margin:0}header,main,footer{max-width:1440px;margin:auto;padding:24px 40px}header{border-bottom:1px solid var(--line);align-items:center;gap:16px;display:flex}header p{color:var(--muted);margin:0;font-size:.88rem}header>.badge{margin-left:auto}.brand{font-size:28px;font-weight:800}.brand span{color:var(--accent)}.badge{border:1px solid var(--line);color:var(--muted);white-space:nowrap;border-radius:30px;padding:7px 13px;font-size:.8rem}.welcome{grid-template-columns:1.2fr 1fr;align-items:center;gap:70px;min-height:65vh;display:grid}.eyebrow{color:var(--accent);letter-spacing:.16em;font-size:.75rem;font-weight:700}h1{letter-spacing:-.04em;margin:20px 0;font-size:clamp(2rem,4vw,3.6rem);line-height:1.12}h2{margin:0 0 12px;font-size:1.1rem}.intro{color:var(--muted);max-width:540px;font-size:1.15rem}.facts{flex-direction:column;gap:14px;margin-top:32px;display:flex}.card{border:1px solid var(--line);background:var(--panel);border-radius:20px;padding:24px;box-shadow:0 14px 40px #0002}.card p{color:var(--muted)}label{font-size:.88rem;display:block}input:not([type=checkbox]){border:1px solid var(--line);width:100%;color:var(--text);font:inherit;background:#101925;border-radius:10px;margin:8px 0 20px;padding:14px;display:block}button{min-height:46px;color:var(--text);cursor:pointer;background:#26374d;border:1px solid #52677f;border-radius:10px;padding:10px 16px;font:600 .9rem system-ui}button:hover{filter:brightness(1.15)}button:disabled{opacity:.45;cursor:default}.primary{background:var(--accent);color:#10251e;border-color:var(--accent)}.danger{color:#ffc4c4;background:#402e3a;border-color:#805358}.small{color:var(--muted);font-size:.8rem}.check{align-items:center;gap:10px;margin:18px 0;display:flex}.check input{width:20px;height:20px;accent-color:var(--accent)}.session-heading,.section-heading{justify-content:space-between;align-items:center;gap:20px;display:flex}.session-heading h1{margin:0 0 24px;font-size:2rem}.invite{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;display:flex}.invite label{flex:1;min-width:200px}.invite input{margin-bottom:0}.invite p{width:100%;margin:0}.layout{grid-template-columns:300px 1fr;gap:28px;display:grid}.controls{align-self:start}.controls button{width:100%;margin:10px 0;display:block}.controls video{aspect-ratio:16/9;object-fit:contain;background:#090e17;border-radius:10px;width:100%}.tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.tile{min-width:0;padding:16px}.tile video{aspect-ratio:16/9;object-fit:contain;background:#090e17;border-radius:10px;width:100%}.tile h3{margin:0 0 6px;font-size:1rem}.tile .state{min-height:1.5em;color:var(--muted);font-size:.8rem}.tile-actions{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.tile-actions button{font-size:.8rem}.tile-settings{border-top:1px solid var(--line);margin-top:12px;padding-top:8px}.tile-settings .check{margin:8px 0;font-size:.8rem}.empty{border:1px dashed var(--line);color:var(--muted);border-radius:16px;padding:40px}.status{border-top:1px solid var(--line);color:var(--accent);margin-top:32px;padding:16px 0}footer{color:var(--muted);font-size:.78rem}[hidden]{display:none!important}:focus-visible{outline:3px solid var(--accent);outline-offset:3px}@media (width<=950px){header,main,footer{padding:20px}.welcome{gap:24px}.layout{grid-template-columns:250px 1fr}.tiles{grid-template-columns:1fr}}@media (width<=650px){.welcome,.layout{grid-template-columns:1fr}.welcome{padding-top:25px}.welcome h1{font-size:2.6rem}.session-heading{align-items:start}header>.badge{display:none}.facts{margin:20px 0}.controls video{max-height:160px}}