:root{--font: "Inter", "Segoe UI", system-ui, sans-serif;--bg: #0a0c14;--bg-card: rgba(255, 255, 255, .04);--bg-input: rgba(255, 255, 255, .06);--border: rgba(255, 255, 255, .1);--border-focus:rgba(99, 102, 241, .7);--text-primary: #f1f1f5;--text-secondary: #8b8fa8;--text-muted: #555870;--accent: #6366f1;--accent-glow: rgba(99, 102, 241, .35);--accent-hover: #4f46e5;--accent-light: rgba(99, 102, 241, .15);--success: #22c55e;--danger: #ef4444;--radius-sm: .5rem;--radius-md: .875rem;--radius-lg: 1.25rem;--radius-xl: 1.75rem;--shadow-card: 0 0 0 1px rgba(255,255,255,.06), 0 8px 32px rgba(0,0,0,.5);--transition: .18s cubic-bezier(.4, 0, .2, 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var(--accent-glow)}.lobby-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;width:100%;max-width:54rem;align-items:start}@media(max-width:680px){.lobby-grid{grid-template-columns:1fr}}.preview-panel{background:#0d1020;border:1px solid var(--border);border-radius:var(--radius-xl);aspect-ratio:16/9;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;position:relative;overflow:hidden;box-shadow:var(--shadow-card)}.preview-panel__icon{width:3.5rem;height:3.5rem;border-radius:50%;background:var(--accent-light);display:flex;align-items:center;justify-content:center;color:var(--accent)}.preview-label{font-size:.85rem;color:var(--text-secondary)}.preview-badge{position:absolute;bottom:1rem;left:50%;transform:translate(-50%)}.meeting-page{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column;background:#07090f}.meeting-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;border-bottom:1px solid var(--border);background:#0a0c14cc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.meeting-header__left{display:flex;align-items:center;gap:.75rem}.meeting-main{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem}.video-placeholder{width:100%;max-width:52rem;aspect-ratio:16/9;background:#ffffff08;border:1px dashed rgba(255,255,255,.12);border-radius:var(--radius-xl);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;color:var(--text-muted);font-size:.9rem;text-align:center}.meeting-bar{display:flex;align-items:center;justify-content:center;gap:.75rem;padding:1.25rem 1.5rem;border-top:1px solid var(--border);background:#0a0c14e6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.icon-btn{width:3rem;height:3rem;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background var(--transition),transform 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