*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f0f12;--surface:#1a1a22;--surface2:#24242f;--border:#2e2e3a;--text:#e8e8ed;--text2:#9e9eb0;--accent:#5b8def;--accent2:#7aa2f7;--green:#3fb950;--red:#f85149;--yellow:#d29922;--radius:12px;--radius-sm:8px;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent2)}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;width:220px;height:100vh;padding:20px 0;display:flex;position:sticky;top:0}.sidebar h1{border-bottom:1px solid var(--border);align-items:center;gap:10px;margin-bottom:16px;padding:0 20px 20px;font-size:18px;display:flex}.sidebar h1 span{color:var(--accent)}.sidebar nav{flex:1;padding:0 8px}.sidebar nav a{border-radius:var(--radius-sm);color:var(--text2);align-items:center;gap:10px;margin-bottom:2px;padding:10px 12px;font-size:14px;transition:all .15s;display:flex}.sidebar nav a:hover,.sidebar nav a.active{background:var(--surface2);color:var(--text)}.sidebar .logout{border-top:1px solid var(--border);color:var(--text2);cursor:pointer;align-items:center;gap:8px;padding:16px 20px;font-size:13px;display:flex}.sidebar .logout:hover{color:var(--red)}.main-content{flex:1;max-width:1200px;padding:24px 32px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-header h2{font-size:22px;font-weight:600}.btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;align-items:center;gap:6px;padding:8px 16px;font-size:13px;transition:all .15s;display:inline-flex}.btn:hover{background:var(--surface2);border-color:var(--accent)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent2)}.btn-danger{color:var(--red);border-color:var(--red)}.btn-danger:hover{background:var(--red);color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{justify-content:center;min-width:32px;padding:6px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card-header{color:var(--text2);text-transform:uppercase;letter-spacing:.5px;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:13px;display:flex}.card-title{color:var(--text);font-size:14px;font-weight:600}.device-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;display:grid}.device-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;padding:16px;transition:all .15s;position:relative}.device-card:hover{border-color:var(--accent);background:var(--surface2)}.device-card.offline{opacity:.6}.device-card-header{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.device-name{font-size:15px;font-weight:600}.device-type{font-size:20px}.badge{background:var(--surface2);color:var(--text2);border-radius:99px;padding:2px 8px;font-size:11px}.badge.online{color:var(--green)}.badge.offline{color:var(--text2)}.badge-room{background:var(--accent);color:#fff;border-radius:99px;padding:1px 6px;font-size:10px}.device-controls{align-items:center;gap:12px;margin-top:12px;display:flex}.toggle-btn{border:2px solid var(--border);background:var(--surface2);cursor:pointer;border-radius:12px;flex-shrink:0;width:40px;height:24px;transition:all .2s;position:relative}.toggle-btn.on{background:var(--accent);border-color:var(--accent)}.toggle-btn:after{content:"";background:var(--text);border-radius:50%;width:16px;height:16px;transition:all .2s;position:absolute;top:2px;left:2px}.toggle-btn.on:after{background:#fff;left:18px}input[type=range]{appearance:none;background:var(--border);border-radius:2px;outline:none;flex:1;height:4px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:14px;height:14px}.color-picker{border:2px solid var(--border);cursor:pointer;border-radius:50%;width:32px;height:32px;padding:0}.color-picker::-webkit-color-swatch-wrapper{padding:0}.color-picker::-webkit-color-swatch{border:none;border-radius:50%}.room-section{margin-bottom:24px}.room-header{border-bottom:1px solid var(--border);align-items:center;gap:8px;margin-bottom:12px;padding-bottom:8px;display:flex}.room-header h3{font-size:15px;font-weight:600}.room-header .room-count{color:var(--text2);margin-left:auto;font-size:12px}.modal-overlay{z-index:100;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:90%;max-width:480px;max-height:80vh;padding:24px;overflow-y:auto}.modal h3{margin-bottom:16px;font-size:18px}.modal-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}input,select,textarea{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface2);width:100%;color:var(--text);outline:none;padding:8px 12px;font-size:14px;transition:border .15s}input:focus,select:focus{border-color:var(--accent)}.form-group{margin-bottom:14px}.form-group label{color:var(--text2);margin-bottom:4px;font-size:13px;display:block}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin-bottom:20px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);text-align:center;padding:12px}.stat-card .num{font-size:24px;font-weight:600}.stat-card .label{color:var(--text2);margin-top:2px;font-size:12px}.stat-card.online .num{color:var(--green)}.stat-card.total .num{color:var(--accent)}.stat-card.off .num{color:var(--text2)}.activity-list{list-style:none}.activity-item{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:8px 0;font-size:13px;display:flex}.activity-item:last-child{border-bottom:none}.activity-time{color:var(--text2);white-space:nowrap;font-size:11px}.loading{text-align:center;color:var(--text2);padding:40px}.error{background:var(--red);color:#fff;border-radius:var(--radius-sm);margin-bottom:16px;padding:8px 16px;font-size:13px}.scene-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;display:grid}.scene-card{cursor:pointer;padding:16px}.scene-actions{color:var(--text2);margin-top:8px;font-size:12px}.schedule-list{flex-direction:column;gap:8px;display:flex}.schedule-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;padding:12px;display:flex}.schedule-info{flex-direction:column;gap:2px;display:flex}.schedule-name{font-size:14px;font-weight:500}.schedule-meta{color:var(--text2);font-size:12px}.section{margin-bottom:32px}.section-title{margin-bottom:12px;font-size:16px;font-weight:600}@media (width<=768px){.sidebar{width:60px}.sidebar h1 span,.sidebar h1{font-size:0}.sidebar h1:before{content:"G";font-size:20px}.sidebar nav a span{display:none}.main-content{padding:16px}.device-grid{grid-template-columns:1fr}}