:root{--bg:#0e1525;--bg-soft:#16213a;--card:rgba(255,255,255,0.08);--line:rgba(255,255,255,0.12);--text:#f4f7fb;--text-soft:#b9c3d8;--accent:#f26b3a;--accent-alt:#ffca5f}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(circle at top left,rgba(242,107,58,.28),transparent 28%),radial-gradient(circle at top right,rgba(255,202,95,.18),transparent 24%),linear-gradient(180deg,var(--bg) 0,#09101d 100%);color:var(--text);font-family:Arial,sans-serif}body{min-height:100vh}a{color:inherit;text-decoration:none}.page-shell{width:min(1120px,calc(100% - 48px));margin:0 auto;padding:48px 0 80px}.room-page{grid-gap:24px}.hero,.room-page{display:grid;gap:24px}.hero{grid-template-columns:1.2fr .8fr;grid-gap:24px;align-items:stretch}.panel{border:1px solid var(--line);background:var(--card);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:24px;padding:28px}.eyebrow{color:var(--accent-alt);text-transform:uppercase;letter-spacing:.16em;font-size:12px}.title{font-size:clamp(36px,6vw,72px);line-height:.98;margin:14px 0 18px}.subtitle{color:var(--text-soft);font-size:18px;line-height:1.6;max-width:62ch}.actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 22px;border:1px solid transparent;font-weight:700}.button-primary{background:linear-gradient(135deg,var(--accent) 0,var(--accent-alt) 100%);color:#111}.button-secondary{border-color:var(--line)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px;margin-top:24px}.metric{border:1px solid var(--line);border-radius:20px;padding:18px;background:rgba(255,255,255,.04)}.metric strong{display:block;font-size:28px;margin-bottom:8px}.section-title{margin:40px 0 16px;font-size:28px}.section-title:first-child{margin-top:0}.list{display:grid;grid-gap:12px;gap:12px}.list-item{padding:16px 18px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.04)}.room-shell{min-height:100vh;display:grid;grid-template-columns:320px 1fr}.room-header-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);grid-gap:24px;gap:24px;align-items:start}.room-dock{display:grid;grid-gap:16px;gap:16px}.room-dock-panel{display:grid;grid-gap:10px;gap:10px;border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:20px;padding:18px 20px}.dock-title{margin:0;font-size:22px}.dock-note{margin:0;color:var(--text-soft);line-height:1.5}.sidebar{border-right:1px solid var(--line);background:rgba(5,10,18,.6);padding:24px}.room-main{padding:24px;display:grid;grid-gap:18px;gap:18px}.stage{min-height:420px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.03));display:flex;align-items:center;justify-content:center;padding:24px}.stage-grid,.stage-panel{display:grid}.stage-grid{grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);grid-gap:18px;gap:18px}.stage-copy{display:grid;grid-gap:12px;gap:12px;text-align:center}.stage-copy strong{font-size:clamp(28px,3vw,44px)}.stage-copy span{color:var(--text-soft);font-size:16px;line-height:1.6;max-width:54ch}.camera-grid{display:grid;grid-gap:14px;gap:14px}.video-shell{position:relative;overflow:hidden;border-radius:20px;border:1px solid var(--line);background:rgba(2,6,14,.72);min-height:220px}.media-element{width:100%;height:100%;object-fit:cover;display:block;background:#050b14}.mirrored{transform:scaleX(-1)}.video-caption{position:absolute;left:14px;right:14px;bottom:14px;display:flex;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:14px;background:rgba(5,11,20,.72);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.video-caption span{color:var(--text-soft);font-size:13px;text-transform:uppercase;letter-spacing:.08em}.media-placeholder{min-height:220px;border-radius:20px;border:1px dashed var(--line);background:rgba(255,255,255,.03);display:grid;place-items:center;text-align:center;grid-gap:8px;gap:8px;padding:20px}.media-placeholder span{color:var(--text-soft);line-height:1.5}.camera-placeholder{min-height:180px}.participant-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.admin-participant-grid{margin-top:6px}.tile{aspect-ratio:16/9;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.05);padding:14px;display:grid;align-content:start;grid-gap:14px;gap:14px}.obs-page{width:100vw;height:100vh;margin:0;background:transparent}.obs-frame,.obs-page{display:flex;align-items:center;justify-content:center}.obs-frame{width:100%;height:100%;border:2px solid rgba(255,255,255,.16);background:linear-gradient(180deg,rgba(6,10,19,.88),rgba(13,19,31,.72));color:#fff;font-size:32px;letter-spacing:.08em}.join-form{display:grid;grid-gap:20px;gap:20px}.role-locked-card{display:grid;grid-gap:8px;gap:8px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.04);padding:18px}.role-locked-card span{color:var(--text-soft);line-height:1.5}.field{display:grid;grid-gap:10px;gap:10px}.field span{color:var(--text-soft);font-size:14px}.field input{width:100%;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);padding:16px 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code{color:var(--accent-alt)}.admin-tile{aspect-ratio:auto}.admin-actions{display:grid;grid-gap:10px;gap:10px}.invite-config-grid{display:grid;grid-gap:16px;gap:16px}.invite-toggles{display:flex;gap:14px;flex-wrap:wrap;margin:12px 0;color:var(--text-soft)}.invite-link{display:block;word-break:break-all;white-space:pre-wrap;color:var(--accent-alt);margin-top:8px}.invite-meta{margin-top:12px;color:var(--text-soft)}@media (max-width:900px){.device-state-list,.grid,.hero,.participant-grid,.role-grid,.room-header-grid,.room-shell,.stage-grid{grid-template-columns:1fr}.admin-toolbar{align-items:stretch}}