:root{--color-bg:#1e1f22;--color-bg-elevated:#2b2d31;--color-bg-elevated-2:#313338;--color-bg-input:#1e1f22;--color-border:#3b3d43;--color-accent:#5865f2;--color-accent-hover:#4752c4;--color-accent-active:#3c45a5;--color-accent-subtle:#5865f229;--color-text:#f2f3f5;--color-text-muted:#9aa0a8;--color-text-faint:#6d7178;--color-success:#23a55a;--color-warning:#e3a008;--color-danger:#f23f43;--radius-sm:6px;--radius-md:10px;--radius-lg:12px;--radius-pill:999px;--shadow-elevated:0 8px 24px #00000059;--font-sans:"gg sans", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:1.45}button,input,select{font-family:inherit}.app-shell{flex-direction:column;align-items:center;min-height:100%;padding:32px 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var(--color-border);border-radius:var(--radius-md);flex-direction:column;gap:8px;margin-bottom:20px;padding:14px;display:flex}.standalone-app__share-link p{color:var(--color-text-muted);margin:0;font-size:13px}.standalone-app__room-code{letter-spacing:.04em;color:var(--color-text);background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-sm);word-break:break-all;padding:10px 12px;font-family:Courier New,ui-monospace,monospace;font-size:18px;font-weight:700}.standalone-app__divider{text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-faint);align-items:center;gap:10px;margin:4px 0 16px;font-size:12px;font-weight:600;display:flex}.standalone-app__divider:before,.standalone-app__divider:after{content:"";background:var(--color-border);flex:1;height:1px}.join-room,.activity-app{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:18px;width:100%;max-width:1100px;display:grid}@media 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.participant-list__avatar{border-color:var(--color-danger)}.participant-list__name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.participant-list__sharing{border-radius:var(--radius-pill);background:var(--color-accent-subtle);color:var(--color-accent);text-transform:uppercase;letter-spacing:.02em;flex-shrink:0;padding:2px 8px;font-size:11px;font-weight:700}img.participant-list__avatar{object-fit:cover}.share-bridge__identity{align-items:center;gap:12px;display:flex}.share-bridge__identity .participant-list__avatar{width:40px;height:40px;font-size:15px}.share-bridge__name{font-weight:700}.share-bridge__hint{color:var(--color-text-faint);font-size:13px}.participant-list__watch-btn{appearance:none;border:1px solid var(--color-border);border-radius:var(--radius-pill);color:var(--color-text-muted);cursor:pointer;background:0 0;flex-shrink:0;padding:3px 10px;font-size:11px;font-weight:600}.participant-list__watch-btn:hover{border-color:var(--color-accent);color:var(--color-text)}.participant-list__watch-btn[aria-pressed=true]{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.share-controls{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.share-controls__notice{color:var(--color-text-muted);flex-basis:100%;margin:0;font-size:13px}.remote-video{border-radius:var(--radius-md);border:1px solid var(--color-border);background:#000;width:100%;position:relative;overflow:hidden}.remote-video canvas{object-fit:contain;background:#000;width:100%;max-height:70vh;display:block}.remote-video:fullscreen canvas{object-fit:contain;width:100%;height:100vh;max-height:100vh}.remote-video.is-pseudo-fullscreen{z-index:1000;border:none;border-radius:0;position:fixed;inset:0}.remote-video.is-pseudo-fullscreen 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16px}.error-message__title{color:var(--color-danger);margin:0 0 4px;font-weight:700}.error-message__detail{color:var(--color-text-muted);margin:0;font-size:13px}