:root{--surface-0: #0f0f10;--surface-1: #1a1b1e;--surface-2: #25262b;--surface-3: #2e3036;--text: #f4f4f5;--muted: #a1a1aa;--brand: #4f46e5;--brand-hover: #6366f1;--brand-muted: rgba(79, 70, 229, .15);--danger: #ef4444;--danger-hover: #dc2626;--success: #22c55e;--warning: #eab308;--border: rgba(255, 255, 255, .1);--shadow: 0 8px 32px rgba(0, 0, 0, .4);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-pill: 999px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--transition: .15s ease;--bg-dark: var(--surface-0);--bg-darker: var(--surface-0);--bg-card: var(--surface-1);--bg-hover: var(--surface-3);--text-primary: var(--text);--text-secondary: var(--muted);--accent-blue: var(--brand);--accent-green: var(--success);--accent-red: var(--danger);--border-color: var(--border)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--surface-0);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}#root{min-height:100vh}:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.landing-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(79,70,229,.25),transparent),var(--surface-0)}.landing-brand{text-align:center;margin-bottom:32px}.landing-brand h1{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}.landing-brand p{color:var(--muted);font-size:15px}.landing-card{width:100%;max-width:420px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow)}.landing-card h2{font-size:18px;font-weight:600;margin-bottom:24px;text-align:center}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-bottom:6px}.form-group input{width:100%;padding:12px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:15px;font-family:inherit;transition:border-color var(--transition)}.form-group input:focus{outline:none;border-color:var(--brand)}.form-group input::placeholder{color:var(--muted)}.form-group input.input-invalid{border-color:var(--danger)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px 20px;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;transition:background var(--transition),transform var(--transition)}.btn:active{transform:scale(.98)}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-hover)}.btn-secondary{background:transparent;color:var(--brand);border:1px solid var(--brand)}.btn-secondary:hover{background:var(--brand-muted)}.btn:disabled{opacity:.5;cursor:not-allowed}.divider{display:flex;align-items:center;margin:24px 0;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.divider span{padding:0 12px}.error-message{color:var(--danger);font-size:14px;margin-top:12px;text-align:center}.landing-footer{margin-top:24px;text-align:center}.landing-footer a{color:var(--muted);font-size:13px;text-decoration:none}.landing-footer a:hover{color:var(--text)}.share-card{margin-top:20px;padding:16px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm)}.share-card p{font-size:13px;color:var(--muted);margin-bottom:10px}.share-card-row{display:flex;gap:8px;align-items:stretch}.share-card code{flex:1;padding:10px 12px;background:var(--surface-0);border-radius:var(--radius-sm);font-size:12px;color:var(--brand);word-break:break-all;border:1px solid var(--border)}.btn-copy{width:auto;padding:10px 14px;flex-shrink:0}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--surface-2);color:var(--text);border:1px solid var(--border);padding:12px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:500;box-shadow:var(--shadow);z-index:9999;animation:toast-in .2s ease}.toast.success{border-color:var(--success)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.dev-page{max-width:720px;margin:0 auto;padding:24px;min-height:100vh}.dev-page h1{font-size:24px;margin-bottom:8px}.dev-page .dev-back{display:inline-block;margin-bottom:24px;color:var(--brand);font-size:14px;text-decoration:none}.dev-page .dev-back:hover{text-decoration:underline}.panel{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;margin-bottom:16px}.panel h3{font-size:15px;font-weight:600;margin-bottom:16px}.panel label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;margin-top:12px}.panel label:first-of-type{margin-top:0}.panel input,.panel select{width:100%;padding:10px 12px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;font-family:inherit}.panel input:focus,.panel select:focus{outline:none;border-color:var(--brand)}.panel button{padding:10px 16px;background:var(--brand);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;margin-top:12px;margin-right:8px}.panel button:hover{background:var(--brand-hover)}.button-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.button-row input{flex:1;min-width:140px;margin-top:0}.button-row button{margin-top:0;white-space:nowrap}.panel p{font-size:13px;color:var(--muted);margin-top:8px}.panel p strong{color:var(--text)}.embed-fullscreen{min-height:100vh;width:100%}.embed-loading,.embed-error{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--surface-0)}.embed-error-card{max-width:400px;text-align:center;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px}.embed-error-card h2{font-size:18px;margin-bottom:12px}.embed-error-card p{color:var(--muted);font-size:14px;margin-bottom:20px}.embed-skeleton{width:100%;max-width:480px;aspect-ratio:16 / 9;background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 50%,var(--surface-2) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite;border-radius:var(--radius-md)}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.app-call{min-height:100vh;width:100%}.video-call{min-height:100vh}.prejoin-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--surface-0)}.prejoin-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;max-width:900px;width:100%;align-items:start}.prejoin-preview-col{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm)}.prejoin-form-col{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}.prejoin-form-col h2{font-size:22px;font-weight:600;margin-bottom:4px}.prejoin-subtitle{color:var(--muted);font-size:14px;margin-bottom:20px}.role-badge{display:inline-block;padding:4px 12px;background:var(--brand-muted);color:var(--brand);border-radius:var(--radius-pill);font-size:12px;font-weight:600;text-transform:capitalize;margin-bottom:16px}.consent-banner{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;background:#eab3081f;border:1px solid rgba(234,179,8,.3);border-radius:var(--radius-sm);font-size:13px;color:#fde68a;margin-bottom:16px}.consent-banner svg{flex-shrink:0;margin-top:2px}.video-preview{background:var(--surface-0);border-radius:var(--radius-md);overflow:hidden;aspect-ratio:16 / 9;position:relative;margin-bottom:16px}.video-preview video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}.preview-live-indicator{position:absolute;top:10px;left:10px;background:var(--danger);color:#fff;font-size:10px;font-weight:700;padding:4px 8px;border-radius:4px;z-index:2;letter-spacing:.05em}.preview-controls{display:flex;justify-content:center;gap:12px}.device-row{margin-bottom:14px}.device-row label{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-bottom:6px}.device-row select{width:100%;padding:10px 12px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;font-family:inherit}.device-row select:focus{outline:none;border-color:var(--brand)}.join-btn{width:100%;padding:14px;background:var(--brand);color:#fff;border:none;border-radius:var(--radius-sm);font-size:16px;font-weight:600;font-family:inherit;cursor:pointer;margin-top:8px;transition:background var(--transition)}.join-btn:hover:not(:disabled){background:var(--brand-hover)}.join-btn:disabled{opacity:.6;cursor:not-allowed}.prejoin-hint{text-align:center;color:var(--muted);font-size:12px;margin-top:12px}.incall-container{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;background:var(--surface-0);z-index:1000}.call-header{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background:var(--surface-1);border-bottom:1px solid var(--border);flex-shrink:0}.header-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.call-header .room-name{font-weight:600;font-size:15px}.call-header .call-status{color:var(--muted);font-size:14px}.call-header .connection-info{font-size:11px;color:var(--muted);font-family:ui-monospace,monospace}.error-banner{background:var(--danger);color:#fff;padding:10px 20px;font-size:14px;text-align:center;flex-shrink:0}.incall-main{flex:1;display:flex;flex-direction:column;position:relative;overflow:hidden;padding-bottom:88px}.video-grid{flex:1;display:flex;align-items:center;justify-content:center;padding:16px;position:relative;gap:12px;width:100%;overflow:hidden;min-height:0}.video-grid.default-layout{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-auto-rows:1fr}.video-grid.one-on-one-layout{display:block;position:relative;padding:0}.video-grid.one-on-one-layout .video-tile.remote-main{width:100%;height:100%;aspect-ratio:unset;border-radius:0}.video-grid.one-on-one-layout .video-tile.pip-self{position:absolute;bottom:24px;right:24px;width:200px;height:150px;border:2px solid var(--border);border-radius:var(--radius-md);z-index:10;aspect-ratio:unset}.video-grid.one-on-one-layout .video-tile.pip-self video{transform:scaleX(-1)}.video-grid.screen-share-layout{flex-direction:column;gap:16px}.video-grid.screen-share-layout .screen-tile{flex:1;width:100%;min-height:200px;max-height:calc(100% - 140px);aspect-ratio:16 / 9}.video-grid.screen-share-layout .screen-tile video{width:100%;height:100%;object-fit:contain;background:#000}.video-grid.screen-share-layout .video-thumbnails{display:flex;gap:12px;justify-content:center;flex-shrink:0;flex-wrap:wrap;max-height:160px;overflow-y:auto}.video-grid.screen-share-layout .thumb-tile{width:180px;height:135px;border:2px solid var(--border);border-radius:var(--radius-md);overflow:hidden;aspect-ratio:unset}.video-grid.screen-share-layout .thumb-tile video{width:100%;height:100%;object-fit:cover}.video-grid.screen-share-layout .thumb-tile:first-child video{transform:scaleX(-1)}.video-tile{background:var(--surface-2);border-radius:var(--radius-md);overflow:hidden;position:relative;aspect-ratio:16 / 9;display:flex;align-items:center;justify-content:center}.video-tile video{width:100%;height:100%;object-fit:cover}.video-tile.main-video{flex:1;max-width:100%;aspect-ratio:16 / 9}.video-label{position:absolute;bottom:10px;left:10px;background:#000000bf;color:var(--text);padding:5px 10px;border-radius:6px;font-size:12px;font-weight:500;display:flex;align-items:center;gap:6px}.mute-indicator{display:inline-flex;color:var(--danger)}.avatar-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;width:100%;height:100%;background:var(--surface-1)}.avatar-placeholder.large{min-height:300px}.avatar-placeholder.thumb,.avatar-placeholder.small{min-height:100%}.avatar-placeholder p{color:var(--muted);font-size:13px}.avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#7c3aed);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:600;color:#fff}.avatar.small{width:44px;height:44px;font-size:16px}.controls-wrapper{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:20}.controls-bar{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-pill);box-shadow:var(--shadow)}.control-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:44px;height:44px;border-radius:50%;border:none;background:var(--surface-3);color:var(--text);cursor:pointer;transition:background var(--transition),transform var(--transition)}.control-btn:hover{background:var(--surface-2)}.control-btn:active{transform:scale(.95)}.control-btn.off{background:var(--danger);color:#fff}.control-btn.off:hover{background:var(--danger-hover)}.control-btn.active{background:var(--brand);color:#fff}.control-btn.end-call{background:var(--danger);color:#fff}.control-btn.end-call:hover{background:var(--danger-hover)}.control-btn.recording{background:var(--danger);color:#fff;animation:pulse-recording 1.5s ease-in-out infinite}.control-btn .control-label{display:none}@keyframes pulse-recording{0%,to{opacity:1}50%{opacity:.75}}.recording-indicator{display:flex;align-items:center;gap:6px;background:var(--danger);color:#fff;padding:4px 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:600}.rec-dot{width:8px;height:8px;background:#fff;border-radius:50%;animation:blink 1s step-end infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.recording-perf-warning{font-size:11px;max-width:min(420px,55vw);padding:4px 10px;border-radius:var(--radius-sm);background:#eab30833;color:#fde68a;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.recording-upload-status{font-size:12px;padding:4px 10px;border-radius:var(--radius-sm)}.recording-upload-status.saving{background:var(--surface-3);color:var(--muted)}.recording-upload-status.saved{background:var(--success);color:#fff}.recording-upload-status.error{background:var(--danger);color:#fff}.retry-upload-btn{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:4px;padding:2px 10px;margin-left:6px;cursor:pointer;font-size:12px;font-weight:600;font-family:inherit}.retry-upload-btn:hover{background:#ffffff59}@media (min-width: 768px){.control-btn.with-label{width:auto;height:auto;padding:10px 16px;border-radius:var(--radius-pill)}.control-btn.with-label .control-label{display:inline;font-size:13px;font-weight:500}}@media (max-width: 768px){.prejoin-layout{grid-template-columns:1fr;max-width:480px}}@media (max-width: 640px){.video-grid.one-on-one-layout .video-tile.pip-self{width:120px;height:90px;bottom:16px;right:16px}.call-header{flex-direction:column;gap:4px;text-align:center;padding:8px 12px}.controls-bar{gap:6px;padding:8px 12px}.control-btn{width:40px;height:40px}.incall-main{padding-bottom:76px}}