:root{--bg-primary: #0a0e1a;--bg-secondary: #111827;--bg-card: rgba(17, 24, 39, .7);--bg-card-hover: rgba(30, 41, 59, .8);--bg-input: rgba(15, 23, 42, .8);--bg-glass: rgba(255, 255, 255, .03);--accent: #6366f1;--accent-hover: #818cf8;--accent-glow: rgba(99, 102, 241, .3);--accent-secondary: #22d3ee;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--danger-hover: #dc2626;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--border: rgba(148, 163, 184, .1);--border-hover: rgba(148, 163, 184, .2);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px var(--accent-glow);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border)}.sidebar-brand{display:flex;align-items:center;gap:12px;text-decoration:none}.sidebar-brand-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--accent),var(--accent-secondary));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--shadow-glow)}.sidebar-brand-text{font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px}.sidebar-brand-sub{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all var(--transition-fast);cursor:pointer;border:none;background:none;width:100%;text-align:left}.sidebar-link:hover{background:var(--bg-glass);color:var(--text-primary)}.sidebar-link.active{background:var(--accent);color:#fff;box-shadow:var(--shadow-glow)}.sidebar-link-icon{font-size:18px;width:24px;text-align:center}.sidebar-footer{padding:16px 12px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:12px;padding:10px 12px}.sidebar-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-secondary));display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;color:#fff}.sidebar-user-info{flex:1}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text-primary)}.sidebar-user-role{font-size:11px;color:var(--text-muted);text-transform:uppercase}.main-content{flex:1;margin-left:260px;padding:32px;min-height:100vh}.page-header{margin-bottom:32px}.page-title{font-size:28px;font-weight:700;color:var(--text-primary);letter-spacing:-.5px}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-normal)}.card:hover{border-color:var(--border-hover)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.card-title{font-size:16px;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;display:flex;align-items:center;gap:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-normal)}.stat-card:hover{border-color:var(--accent);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:22px}.stat-icon.purple{background:#6366f126;color:var(--accent)}.stat-icon.cyan{background:#22d3ee26;color:var(--accent-secondary)}.stat-icon.green{background:#10b98126;color:var(--success)}.stat-value{font-size:28px;font-weight:700;color:var(--text-primary);line-height:1}.stat-label{font-size:13px;color:var(--text-secondary);margin-top:2px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius-md);font-size:14px;font-weight:500;font-family:var(--font);cursor:pointer;border:1px solid transparent;transition:all var(--transition-fast);text-decoration:none}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn-danger{background:transparent;color:var(--danger);border-color:var(--danger)}.btn-danger:hover{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:var(--border)}.btn-ghost:hover{background:var(--bg-glass);color:var(--text-primary);border-color:var(--border-hover)}.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{padding:8px;min-width:36px;justify-content:center}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:var(--font);transition:all var(--transition-fast);outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.form-select{cursor:pointer}.form-select option{background:var(--bg-secondary)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}td{padding:14px 16px;font-size:14px;border-bottom:1px solid var(--border);color:var(--text-secondary)}tr:hover td{background:var(--bg-glass);color:var(--text-primary)}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:500}.badge-online{background:#10b98126;color:var(--success)}.badge-offline{background:#64748b26;color:var(--text-muted)}.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn var(--transition-fast)}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);width:90%;max-width:800px;max-height:90vh;overflow-y:auto;padding:32px;box-shadow:var(--shadow-lg);animation:slideUp var(--transition-normal)}.modal-lg{max-width:1100px}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.modal-title{font-size:20px;font-weight:700}.modal-close{background:none;border:none;color:var(--text-muted);font-size:24px;cursor:pointer;padding:4px;transition:color var(--transition-fast)}.modal-close:hover{color:var(--text-primary)}.modal-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 50%,rgba(99,102,241,.08) 0%,transparent 50%),radial-gradient(circle at 70% 50%,rgba(34,211,238,.06) 0%,transparent 50%);animation:gradientRotate 20s linear infinite}@keyframes gradientRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.login-card{position:relative;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:48px;width:100%;max-width:420px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-lg)}.login-logo{text-align:center;margin-bottom:36px}.login-logo-icon{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,var(--accent),var(--accent-secondary));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:32px;box-shadow:var(--shadow-glow)}.login-logo h1{font-size:24px;font-weight:700;letter-spacing:-.5px}.login-logo p{color:var(--text-secondary);font-size:14px;margin-top:4px}.login-error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:var(--radius-md);padding:12px 16px;color:var(--danger);font-size:13px;margin-bottom:20px}.login-btn{width:100%;padding:14px;font-size:15px;font-weight:600}.token-display{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 16px;font-family:Courier New,monospace;font-size:13px;color:var(--accent-secondary);word-break:break-all;margin-top:8px}.layout-preview{width:100%;aspect-ratio:16/9;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-md);position:relative;overflow:hidden;margin-top:12px}.layout-preview-zone{position:absolute;border:1.5px solid rgba(99,102,241,.5);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast)}.layout-preview-zone:hover{border-color:var(--accent);background:#6366f11a}.layout-preview-zone.zone-video{background:#6366f114}.layout-preview-zone.zone-iframe{background:#22d3ee14}.layout-preview-zone.zone-stream{background:#10b98114}.toast{position:fixed;bottom:24px;right:24px;padding:14px 20px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;box-shadow:var(--shadow-lg);animation:slideInRight var(--transition-normal);z-index:300}.toast-success{border-left:3px solid var(--success)}.toast-error{border-left:3px solid var(--danger)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:48px;margin-bottom:16px;opacity:.5}.empty-state-text{font-size:16px;margin-bottom:8px;color:var(--text-secondary)}.empty-state-sub{font-size:13px}@media (max-width: 768px){.sidebar{display:none}.main-content{margin-left:0;padding:20px}}.editor-wrapper{border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.actions-group{display:flex;gap:8px}.confirm-text{font-size:14px;color:var(--text-secondary);line-height:1.6}