:root {
  --bg:#f4f6fb;--surface:#ffffff;--surface2:#f0f2f8;--surface3:#e8eaf2;
  --border:#d4d8e8;--text:#1a1d2e;--text2:#6b7394;
  --accent:#6366f1;--accent2:#818cf8;--accent-glow:rgba(99,102,241,0.15);
  --green:#059669;--red:#dc2626;--orange:#ea580c;--yellow:#ca8a04;--cyan:#0891b2;--pink:#db2777;
  --radius:12px;--radius-sm:7px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html,body{background:var(--bg);color:var(--text);font-family:'Outfit',sans-serif;height:100vh;overflow:hidden;}
.app{display:flex;flex-direction:column;height:100vh;}
.header{display:flex;align-items:center;justify-content:space-between;padding:8px 20px;background:rgba(10,14,26,0.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);flex-shrink:0;z-index:100;}
.logo{display:flex;align-items:center;gap:10px;}
.logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--accent),var(--cyan));border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;color:#fff;}
.logo-text{font-size:18px;font-weight:700;background:linear-gradient(135deg,var(--text),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.header-right{display:flex;align-items:center;gap:12px;}
.grp-wrap{display:flex;align-items:center;gap:6px;padding:4px 12px;background:var(--surface2);border:1px solid var(--border);border-radius:100px;font-size:12px;}
.grp-wrap label{color:var(--text2);font-weight:500;font-size:11px;}
.grp-global{width:48px;padding:3px 6px;border:1px solid var(--border);border-radius:5px;background:var(--surface3);color:var(--text);font-family:'JetBrains Mono';font-size:12px;text-align:center;outline:none;}
.grp-global:focus{border-color:var(--accent);}
.conn-btn{display:flex;align-items:center;gap:6px;padding:6px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:100px;font-family:'Outfit';font-size:12px;font-weight:500;color:var(--text2);cursor:pointer;transition:all 0.2s;}
.conn-btn.has-conn{border-color:var(--green);color:var(--green);}
.conn-btn:active{transform:scale(0.95);}
.conn-dot{width:7px;height:7px;border-radius:50%;background:var(--text2);}
.conn-btn.has-conn .conn-dot{background:var(--green);box-shadow:0 0 6px rgba(52,211,153,0.6);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.body{flex:1;display:grid;grid-template-columns:330px 1fr;gap:10px;padding:10px;min-height:0;position:relative;overflow:hidden;}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;min-height:0;}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--border);flex-shrink:0;}
.panel-title{font-size:13px;font-weight:600;display:flex;align-items:center;gap:7px;}
.panel-title .ic{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;}
.badge{font-family:'JetBrains Mono';font-size:10px;font-weight:500;padding:2px 7px;border-radius:5px;background:var(--surface3);color:var(--text2);}
.badge.on{background:rgba(52,211,153,0.15);color:var(--green);}
.panel-body{flex:1;padding:8px 12px;overflow-y:auto;min-height:0;}
.panel-body::-webkit-scrollbar{width:4px;}
.panel-body::-webkit-scrollbar-track{background:transparent;}
.panel-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
.left-col{display:flex;flex-direction:column;gap:10px;min-height:0;overflow-y:auto;}
.left-col::-webkit-scrollbar{width:4px;}
.left-col::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
.motor-sel{display:flex;gap:4px;justify-content:center;margin-bottom:20px;}
.motor-sel button{padding:5px 16px;border:1px solid var(--border);border-radius:100px;background:var(--surface2);color:var(--text2);font-family:'Outfit';font-size:12px;font-weight:500;cursor:pointer;transition:all 0.15s;}
.motor-sel button.active{background:var(--accent);border-color:var(--accent);color:#fff;}
.motor-pad{position:relative;width:250px;height:250px;margin:0 auto;}
.d-btn{position:absolute;width:82px;height:82px;border:none;border-radius:14px;transform:rotate(45deg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.12s;user-select:none;-webkit-user-select:none;touch-action:none;box-shadow:0 4px 16px rgba(0,0,0,0.3),inset 0 1px 0 rgba(255,255,255,0.2);overflow:hidden;}
.d-btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,0.2) 0%,transparent 50%,rgba(0,0,0,0.1) 100%);pointer-events:none;border-radius:14px;}
.d-btn .arrow{transform:rotate(-45deg);font-size:30px;font-weight:700;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,0.3);pointer-events:none;}
.d-btn:active{transform:rotate(45deg) scale(0.88);box-shadow:0 2px 8px rgba(0,0,0,0.4),inset 0 2px 4px rgba(0,0,0,0.2);}
.d-btn.up{top:0;left:50%;margin-left:-41px;background:linear-gradient(135deg,#34d399,#059669);}
.d-btn.down{bottom:0;left:50%;margin-left:-41px;background:linear-gradient(135deg,#fb923c,#ea580c);}
.d-btn.left{top:50%;left:0;margin-top:-41px;background:linear-gradient(135deg,#60a5fa,#2563eb);}
.d-btn.right{top:50%;right:0;margin-top:-41px;background:linear-gradient(135deg,#f87171,#dc2626);}
.stop-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;border:3px solid var(--border);background:radial-gradient(circle at 35% 35%,var(--surface3),#0f1520);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;letter-spacing:1.5px;color:var(--text2);transition:all 0.15s;box-shadow:0 4px 16px rgba(0,0,0,0.4),inset 0 1px 0 rgba(255,255,255,0.08);z-index:2;user-select:none;touch-action:none;}
.stop-btn:active{background:radial-gradient(circle at 35% 35%,#dc2626,#991b1b);color:#fff;border-color:#f87171;transform:translate(-50%,-50%) scale(0.92);}
.motor-bottom{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:20px;}
.motor-extras button{padding:6px 18px;border:1px solid var(--border);border-radius:8px;background:var(--surface2);color:var(--text2);font-family:'Outfit';font-size:11px;font-weight:600;cursor:pointer;transition:all 0.15s;}
.motor-extras button.rev-active{background:var(--orange);border-color:var(--orange);color:#fff;}
.motor-status{font-size:11px;color:var(--text2);font-family:'JetBrains Mono';}
.sensor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}
.sensor-item{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--surface2);border-radius:var(--radius-sm);}
.sensor-item .s-icon{font-size:20px;}.sensor-item .s-info{flex:1;}.sensor-item .s-label{font-size:11px;color:var(--text2);}
.sensor-item .s-val{font-family:'JetBrains Mono';font-size:22px;font-weight:700;color:var(--accent2);}
.sensor-item .s-val.detected{color:var(--green);}
.s-bar{height:3px;background:var(--surface3);border-radius:2px;margin-top:3px;overflow:hidden;}
.s-bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--cyan));border-radius:2px;transition:width 0.3s;width:0%;}

/* Sensor Reactions */
.react-section{margin-top:8px;padding-top:8px;border-top:1px solid var(--border);}
.react-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;}
.react-header .sec-label{margin:0;}
.react-master-toggle{position:relative;width:36px;height:20px;cursor:pointer;}
.react-master-toggle input{display:none;}
.react-master-toggle .slider{position:absolute;inset:0;background:var(--surface3);border-radius:10px;transition:all 0.2s;}
.react-master-toggle .slider::after{content:'';position:absolute;left:2px;top:2px;width:16px;height:16px;border-radius:50%;background:var(--text2);transition:all 0.2s;}
.react-master-toggle input:checked+.slider{background:var(--green);}
.react-master-toggle input:checked+.slider::after{transform:translateX(16px);background:#fff;}
.react-row{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--surface2);border-radius:6px;margin-bottom:5px;font-size:10px;transition:all 0.15s;}
.react-row.disabled{opacity:0.4;}
.react-row .r-icon{font-size:18px;flex-shrink:0;}
.react-row .r-info{flex:1;min-width:0;}
.react-row .r-name{font-weight:600;font-size:12px;}
.react-row .r-desc{font-size:10px;color:var(--text2);margin-top:1px;}
.react-toggle{position:relative;width:28px;height:16px;cursor:pointer;flex-shrink:0;}
.react-toggle input{display:none;}
.react-toggle .slider{position:absolute;inset:0;background:var(--surface3);border-radius:8px;transition:all 0.2s;}
.react-toggle .slider::after{content:'';position:absolute;left:2px;top:2px;width:12px;height:12px;border-radius:50%;background:var(--text2);transition:all 0.2s;}
.react-toggle input:checked+.slider{background:var(--accent);}
.react-toggle input:checked+.slider::after{transform:translateX(12px);background:#fff;}
.react-indicator{display:none;width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 6px rgba(52,211,153,0.6);animation:pulse 0.5s infinite;flex-shrink:0;}
.react-indicator.active{display:block;}
.center-col{display:flex;flex-direction:column;min-height:0;}
.tabs{display:flex;gap:3px;padding:3px;background:var(--surface2);border-radius:9px;flex-shrink:0;}
.hdr-icon{width:14px;height:14px;vertical-align:-2px;margin-right:2px;display:inline-block;}
.tab-icon{width:16px;height:16px;vertical-align:-3px;margin-right:2px;display:inline-block;}
body.easy-mode .tab-icon{width:20px;height:20px;vertical-align:-4px;}
.tab-btn{flex:1;padding:8px 10px;border:none;border-radius:7px;background:transparent;color:var(--text2);font-family:'Outfit';font-size:12px;font-weight:600;cursor:pointer;transition:all 0.2s;}
.tab-btn.active{background:var(--accent);color:#fff;box-shadow:0 2px 10px var(--accent-glow);}
.tab-btn:hover:not(.active){color:var(--text);background:var(--surface3);}
.tab-body{flex:1;overflow-y:auto;min-height:0;padding:10px 14px;}
.tab-body::-webkit-scrollbar{width:4px;}.tab-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
.tab-pane{display:none;}.tab-pane.active{display:block;}

/* LED Editor */
.led-editor-wrap{display:flex;gap:16px;align-items:flex-start;margin-bottom:12px;flex-wrap:wrap;justify-content:center;}
.led-editor{display:grid;grid-template-columns:repeat(8,1fr);gap:3px;padding:8px;background:var(--surface2);border-radius:10px;border:1px solid var(--border);touch-action:none;user-select:none;}
.led-editor .edot{width:14px;height:14px;border-radius:3px;background:var(--surface3);cursor:pointer;transition:all 0.1s;border:1px solid transparent;}
.led-editor .edot:hover{border-color:var(--accent2);}
.led-editor .edot.on{background:var(--accent2);box-shadow:0 0 6px var(--accent-glow);}
.led-editor-actions{display:flex;flex-direction:column;gap:4px;}
.led-editor-actions button{padding:5px 12px;border:1px solid var(--border);border-radius:6px;background:var(--surface2);color:var(--text2);font-family:'Outfit';font-size:10px;font-weight:600;cursor:pointer;transition:all 0.15s;}
.led-editor-actions button:hover{border-color:var(--accent);color:var(--text);}

/* Anim presets */
.anim-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:5px;margin-bottom:10px;}
.anim-btn{padding:8px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface2);color:var(--text);font-family:'Outfit';font-size:10px;font-weight:500;cursor:pointer;transition:all 0.15s;text-align:center;}
.anim-btn:hover{border-color:var(--accent);background:var(--surface3);}
.anim-btn:active{background:var(--accent);color:#fff;}
.anim-btn.playing{border-color:var(--green);color:var(--green);background:rgba(52,211,153,0.1);}
.anim-btn .em{font-size:16px;display:block;margin-bottom:2px;}

.sec-label{font-size:10px;font-weight:600;color:var(--text2);letter-spacing:1px;text-transform:uppercase;margin:10px 0 6px;padding-left:2px;}
.sec-label:first-child{margin-top:0;}
.led-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:4px;}
.led-btn{aspect-ratio:1;border:1px solid var(--border);border-radius:5px;background:var(--surface2);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.15s;}
.led-btn:hover{border-color:var(--accent);transform:translateY(-1px);}
.led-btn:active{transform:scale(0.9);}
.led-btn.active-preset{border-color:var(--accent);box-shadow:0 0 8px var(--accent-glow);}
.led-btn canvas{width:78%;height:78%;image-rendering:pixelated;}

/* Master effects */
.fx-color-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:5px;margin-bottom:10px;}
.fx-color-btn{padding:10px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface2);color:var(--text);font-family:'Outfit';font-size:10px;font-weight:500;cursor:pointer;transition:all 0.15s;text-align:center;}
.fx-color-btn:hover{border-color:var(--accent);background:var(--surface3);}
.fx-color-btn.playing{border-color:var(--green);color:var(--green);background:rgba(52,211,153,0.1);}
.fx-color-btn .em{font-size:18px;display:block;margin-bottom:2px;}

.color-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(52px,1fr));gap:5px;}
.color-btn{height:40px;border:2px solid transparent;border-radius:6px;cursor:pointer;transition:all 0.15s;position:relative;overflow:hidden;}
.color-btn::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0.15) 0%,transparent 50%);pointer-events:none;}
.color-btn:hover{transform:translateY(-1px);}
.color-btn.active-color{border-color:#fff;box-shadow:0 0 10px rgba(255,255,255,0.15);}
.color-btn .cl{position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:7px;font-weight:600;color:rgba(255,255,255,0.85);text-shadow:0 1px 2px rgba(0,0,0,0.6);}
.rgb-row{display:flex;gap:6px;align-items:center;margin-top:10px;padding:8px 10px;background:var(--surface2);border-radius:var(--radius-sm);}
.rgb-row label{font-size:11px;font-weight:500;color:var(--text2);min-width:12px;}
.rgb-row input[type=range]{flex:1;height:4px;-webkit-appearance:none;appearance:none;border-radius:2px;outline:none;}
.rgb-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--accent);cursor:pointer;}
#rR{background:linear-gradient(90deg,#333,#f87171);}
#rG{background:linear-gradient(90deg,#333,#34d399);}
#rB{background:linear-gradient(90deg,#333,#60a5fa);}
.swatch{width:32px;height:32px;border-radius:6px;border:2px solid var(--border);cursor:pointer;transition:all 0.15s;flex-shrink:0;}
.swatch:hover{transform:scale(1.1);}

/* Sound melodies */
.melody-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:5px;margin-bottom:10px;}
.melody-btn{padding:10px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface2);color:var(--text);font-family:'Outfit';font-size:10px;font-weight:500;cursor:pointer;transition:all 0.15s;text-align:center;}
.melody-btn:hover{border-color:var(--accent);background:var(--surface3);}
.melody-btn.playing{border-color:var(--green);color:var(--green);background:rgba(52,211,153,0.1);}
.melody-btn .em{font-size:18px;display:block;margin-bottom:2px;}

.piano-wrap{overflow-x:auto;padding:8px;background:var(--surface2);border-radius:var(--radius-sm);margin-bottom:8px;}
.piano{display:flex;gap:2px;min-width:max-content;}
.key{width:26px;height:60px;border:1px solid var(--border);border-radius:0 0 4px 4px;cursor:pointer;display:flex;align-items:flex-end;justify-content:center;padding-bottom:3px;font-size:7px;font-family:'JetBrains Mono';color:var(--text2);transition:all 0.08s;user-select:none;}
.key.white{background:linear-gradient(180deg,#e8ecf4,#d0d5e0);color:#666;}
.key.black{background:linear-gradient(180deg,#2a2a2a,#111);width:20px;height:38px;margin:0 -5px;z-index:2;border-color:#000;color:#888;}
.key:active,.key.pressing{background:var(--accent)!important;color:#fff!important;transform:scaleY(0.97);}
.fx-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;}
.fx-btn{padding:10px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface2);color:var(--text);font-family:'Outfit';font-size:11px;font-weight:500;cursor:pointer;transition:all 0.15s;text-align:center;}
.fx-btn:hover{border-color:var(--accent);background:var(--surface3);}
.fx-btn:active{background:var(--accent);color:#fff;transform:scale(0.94);}
.fx-btn .em{font-size:16px;display:block;margin-bottom:2px;}
.right-col{
  position:absolute;top:0;right:0;bottom:0;width:300px;
  background:var(--surface);border-left:1px solid var(--border);
  box-shadow:-6px 0 24px rgba(0,0,0,0.25);
  transform:translateX(100%);transition:transform 0.3s cubic-bezier(0.16,1,0.3,1);
  z-index:50;display:flex;flex-direction:column;gap:0;overflow:hidden;
}
.right-col.open{transform:translateX(0);}
.right-col .panel{border-radius:0;border:none;border-bottom:1px solid var(--border);}
.right-col .panel-body{padding:8px 12px;}
.ble-drawer-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);flex-shrink:0;background:var(--surface2);}
.ble-drawer-title{font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px;}
.ble-drawer-close{width:28px;height:28px;border:none;background:var(--surface3);border-radius:50%;cursor:pointer;font-size:14px;color:var(--text2);display:flex;align-items:center;justify-content:center;transition:all 0.15s;}
.ble-drawer-close:hover{color:var(--accent);background:var(--accent-glow);}
.ble-drawer-grp{display:flex;align-items:center;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--surface2);flex-shrink:0;}
.ble-drawer-grp label{color:var(--text2);font-weight:600;font-size:12px;white-space:nowrap;}
.ble-drawer-grp .grp-global{flex:1;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface3);color:var(--text);font-family:'JetBrains Mono',monospace;font-size:16px;text-align:center;outline:none;max-width:120px;}
.ble-drawer-grp .grp-global:focus{border-color:var(--accent);}
.ble-drawer-grp .grp-global::placeholder{color:var(--text2);opacity:0.5;}
.grp-apply-btn{padding:8px 14px;border:none;border-radius:8px;background:var(--accent);color:#fff;font-size:13px;font-weight:600;font-family:'Outfit',sans-serif;cursor:pointer;white-space:nowrap;transition:background 0.2s,transform 0.1s;}
.grp-apply-btn:active{transform:scale(0.95);}
.grp-apply-btn.applied{background:#34d399;}
body.easy-mode .grp-apply-btn{background:#7c5cf7;border-radius:12px;font-size:15px;padding:10px 18px;font-weight:700;}
body.easy-mode .grp-apply-btn.applied{background:#34d399;}
body.easy-mode .ble-drawer-grp{background:#f4f0ff;border-bottom:2px solid #f0ecff;padding:12px 16px;}
body.easy-mode .ble-drawer-grp label{color:#7b6fa8;font-size:14px;font-weight:700;}
body.easy-mode .ble-drawer-grp .grp-global{background:#fff;border:2px solid #d8d0f0;border-radius:12px;font-size:18px;padding:10px 14px;color:#2d2654;}
.ble-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.3);z-index:40;opacity:0;pointer-events:none;transition:opacity 0.3s;}
.ble-backdrop.open{opacity:1;pointer-events:auto;}
/* Edge swipe hint tab */
.ble-edge-tab{position:absolute;right:0;top:50%;transform:translateY(-50%);width:20px;height:80px;background:var(--accent);border-radius:8px 0 0 8px;z-index:35;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0.4;transition:opacity 0.3s;}
.ble-edge-tab:hover{opacity:0.8;}
.ble-edge-tab::after{content:'◂';color:#fff;font-size:10px;}
body.easy-mode .ble-edge-tab{background:#7c5cf7;border-radius:12px 0 0 12px;width:24px;height:90px;opacity:0.5;}
/* BLE pill in header */
.ble-pill{display:flex;align-items:center;gap:7px;padding:6px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:100px;cursor:pointer;transition:all 0.2s;font-family:'Outfit';font-size:12px;font-weight:500;color:var(--text2);}
.ble-pill:hover{border-color:var(--accent);background:var(--surface3);}
.ble-pill.has-conn{border-color:var(--green);color:var(--green);}
.ble-pill .ble-pill-dot{width:7px;height:7px;border-radius:50%;background:var(--text2);flex-shrink:0;}
.ble-pill.has-conn .ble-pill-dot{background:var(--green);box-shadow:0 0 6px rgba(52,211,153,0.6);animation:pulse 2s infinite;}
body.easy-mode .ble-pill{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.3);color:#fff;padding:10px 18px;font-size:14px;font-weight:700;border-radius:16px;}
body.easy-mode .ble-pill.has-conn{background:rgba(34,197,94,0.25);border-color:rgba(34,197,94,0.5);}
/* Header logo image */
.logo-img{height:54px;object-fit:contain;}
body.easy-mode .logo-img{height:58px;}
.block-list{display:flex;flex-direction:column;gap:4px;}
.blk-card{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);transition:all 0.2s;cursor:pointer;}
.blk-card:hover{border-color:var(--accent);background:var(--surface3);}
.blk-card.connected{border-color:var(--green);}
.blk-ic{width:26px;height:26px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;}
.blk-info{flex:1;min-width:0;}.blk-name{font-size:11px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.blk-status{font-size:9px;color:var(--text2);font-family:'JetBrains Mono';}
.blk-card.connected .blk-status{color:var(--green);}
.blk-conn-btn{padding:3px 10px;border:1px solid var(--border);border-radius:5px;background:var(--surface3);color:var(--text2);font-family:'Outfit';font-size:10px;font-weight:600;cursor:pointer;transition:all 0.15s;white-space:nowrap;flex-shrink:0;}
.blk-card.connected .blk-conn-btn{border-color:var(--red);color:var(--red);}
.log-panel{flex:1;min-height:0;}
.log-body{font-family:'JetBrains Mono';font-size:10px;color:var(--text2);line-height:1.6;overflow-y:auto;height:100%;}
.log-body::-webkit-scrollbar{width:3px;}.log-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
.log-line{padding:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.log-line .t{color:var(--text2);opacity:0.4;margin-right:4px;}
.log-line.ok{color:var(--green);}.log-line.err{color:var(--red);}
.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%) translateY(80px);padding:8px 20px;background:var(--surface3);border:1px solid var(--border);border-radius:100px;font-size:12px;font-weight:500;color:var(--text);z-index:200;transition:transform 0.35s cubic-bezier(0.16,1,0.3,1);box-shadow:0 4px 20px rgba(0,0,0,0.4);}
.toast.show{transform:translateX(-50%) translateY(0);}
@media(max-width:1100px){.body{grid-template-columns:280px 1fr;gap:8px;padding:8px;}}

/* Mode Toggle */
.mode-toggle{padding:6px 14px;border:2px solid var(--accent);border-radius:100px;background:transparent;color:var(--accent2);font-family:'Outfit';font-size:12px;font-weight:700;cursor:pointer;transition:all 0.2s;white-space:nowrap;}
.mode-toggle:hover{background:var(--accent);color:#fff;}

/* Language Dropdown */
.lang-select{padding:6px 24px 6px 10px;border:1px solid var(--border);border-radius:100px;background-color:var(--surface2);color:var(--text);font-family:'Outfit';font-size:12px;font-weight:600;cursor:pointer;outline:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%238896b0'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;}
.lang-select:focus{border-color:var(--accent);}
.lang-select option{background:#ffffff;color:#1a1d2e;}
body.easy-mode .lang-select{background-color:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.3);color:#fff;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='white'/%3E%3C/svg%3E");}
body.easy-mode .lang-select option{background:#7c5cf7;color:#fff;}

/* ===== EASY MODE — Kid-Friendly Complete Redesign ===== */
body.easy-mode{
  --bg:#f0f0ff;--surface:#ffffff;--surface2:#f4f0ff;--surface3:#ece6ff;
  --border:#d8d0f0;--text:#2d2654;--text2:#7b6fa8;
  --accent:#7c5cf7;--accent2:#a78bfa;--accent-glow:rgba(124,92,247,0.15);
  --green:#22c55e;--red:#ef4444;--orange:#f97316;--yellow:#eab308;--cyan:#06b6d4;--pink:#ec4899;
  --radius:20px;--radius-sm:12px;
}

/* Easy: background with subtle pattern */
body.easy-mode{background:linear-gradient(135deg,#f0f0ff 0%,#e8e0ff 30%,#fce7f3 60%,#e0f2fe 100%);}

/* Easy: header - fun gradient, taller */
body.easy-mode .header{background:linear-gradient(135deg,#7c5cf7,#a78bfa,#c084fc);border-bottom:none;padding:10px 20px;box-shadow:0 4px 20px rgba(124,92,247,0.3);}
body.easy-mode .logo-text{background:none;-webkit-text-fill-color:#fff;font-size:22px;font-weight:800;}
body.easy-mode .logo-icon{background:rgba(255,255,255,0.3);color:#fff;width:38px;height:38px;border-radius:12px;font-size:18px;}
body.easy-mode .mode-toggle{border-color:rgba(255,255,255,0.5);color:#fff;font-size:14px;padding:10px 18px;border-radius:16px;}
body.easy-mode .mode-toggle:hover{background:rgba(255,255,255,0.2);}
body.easy-mode .conn-btn{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.3);color:#fff;font-size:13px;font-weight:600;padding:8px 16px;border-radius:14px;}
body.easy-mode .grp-wrap{background:rgba(255,255,255,0.15);border-color:rgba(255,255,255,0.3);color:#fff;}
body.easy-mode .grp-wrap label{color:rgba(255,255,255,0.8);}
body.easy-mode .grp-global{background:rgba(255,255,255,0.2);border-color:rgba(255,255,255,0.3);color:#fff;}
body.easy-mode .conn-btn.has-conn{background:rgba(34,197,94,0.25);border-color:rgba(34,197,94,0.5);color:#fff;}

/* Easy: 2-column layout, no right panel */
body.easy-mode .body{grid-template-columns:340px 1fr;gap:14px;padding:14px;}
body.easy-mode .right-col{width:320px;border-radius:24px 0 0 24px;border-left:none;box-shadow:-6px 0 30px rgba(124,92,247,0.15);}
body.easy-mode .ble-drawer-header{background:linear-gradient(135deg,#7c5cf7,#a78bfa);border-bottom:none;border-radius:24px 0 0 0;padding:14px 18px;}
body.easy-mode .ble-drawer-title{color:#fff;font-size:18px;font-weight:800;}
body.easy-mode .ble-drawer-close{background:rgba(255,255,255,0.2);color:#fff;}
body.easy-mode .ble-drawer-close:hover{background:rgba(255,255,255,0.3);}
body.easy-mode .ble-backdrop{background:rgba(124,92,247,0.15);}

/* Easy: panels - bubbly, shadow, no hard borders */
body.easy-mode .panel{border:none;border-radius:24px;box-shadow:0 4px 20px rgba(124,92,247,0.08),0 1px 4px rgba(0,0,0,0.05);overflow:hidden;}
body.easy-mode .panel-head{border-bottom:2px solid #f0ecff;padding:12px 16px;}
body.easy-mode .panel-title{font-size:17px;font-weight:800;color:#2d2654;}
body.easy-mode .panel-title .ic{width:28px;height:28px;border-radius:10px;font-size:14px;}

/* Easy: badge */
body.easy-mode .badge{font-size:12px;padding:4px 12px;border-radius:20px;font-weight:700;}

/* Easy: left column - motor only, centered */
body.easy-mode .left-col{gap:12px;}
/* Easy: motor - much bigger and spacious */
body.easy-mode .motor-sel{margin-bottom:24px;gap:6px;}
body.easy-mode .motor-sel button{padding:10px 24px;font-size:16px;font-weight:800;border-radius:100px;border-width:2px;transition:all 0.2s;}
body.easy-mode .motor-sel button.active{background:linear-gradient(135deg,#7c5cf7,#a78bfa);border-color:transparent;box-shadow:0 4px 12px rgba(124,92,247,0.3);}
body.easy-mode .motor-pad{width:280px;height:280px;}
body.easy-mode .d-btn{width:96px;height:96px;border-radius:20px;box-shadow:0 6px 24px rgba(0,0,0,0.15),inset 0 2px 0 rgba(255,255,255,0.3);}
body.easy-mode .d-btn .arrow{font-size:38px;text-shadow:0 3px 6px rgba(0,0,0,0.2);}
body.easy-mode .d-btn.up{margin-left:-48px;background:linear-gradient(135deg,#4ade80,#16a34a);}
body.easy-mode .d-btn.down{margin-left:-48px;background:linear-gradient(135deg,#fb923c,#ea580c);}
body.easy-mode .d-btn.left{margin-top:-48px;background:linear-gradient(135deg,#60a5fa,#2563eb);}
body.easy-mode .d-btn.right{margin-top:-48px;background:linear-gradient(135deg,#f87171,#dc2626);}
body.easy-mode .d-btn:active{transform:rotate(45deg) scale(0.85)!important;}
body.easy-mode .stop-btn{width:76px;height:76px;font-size:13px;font-weight:900;letter-spacing:2px;border:4px solid #e2e0ee;background:radial-gradient(circle at 35% 35%,#fff,#e8e4f4);color:#7b6fa8;box-shadow:0 4px 16px rgba(0,0,0,0.1);}
body.easy-mode .stop-btn:active{background:radial-gradient(circle at 35% 35%,#ef4444,#dc2626)!important;color:#fff!important;border-color:#ef4444!important;}
body.easy-mode .motor-bottom{margin-top:24px;gap:10px;}
body.easy-mode .motor-extras button{padding:10px 24px;font-size:14px;border-radius:14px;font-weight:700;border-width:2px;}
body.easy-mode .motor-status{font-size:16px;font-weight:700;color:#7b6fa8;}

/* Easy: tabs - big bubbly */
body.easy-mode .tabs{gap:4px;padding:4px;border-radius:16px;background:#f4f0ff;}
body.easy-mode .tab-btn{padding:14px 16px;font-size:15px;font-weight:800;border-radius:12px;}
body.easy-mode .tab-btn.active{background:linear-gradient(135deg,#7c5cf7,#a78bfa);box-shadow:0 4px 12px rgba(124,92,247,0.25);}
body.easy-mode .tab-btn:hover:not(.active){background:#ece6ff;}

/* Easy: section labels */
body.easy-mode .sec-label{font-size:14px;font-weight:800;margin:16px 0 10px;color:#7c5cf7;letter-spacing:0.5px;}

/* Easy: LED grid - bigger with more space */
body.easy-mode .led-btn{min-width:56px;min-height:56px;border-radius:12px;border-width:2px;}
body.easy-mode .led-btn canvas{width:85%;height:85%;}
body.easy-mode .led-grid{gap:6px;}

/* Easy: bigger color buttons */
body.easy-mode .color-grid{gap:7px;}
body.easy-mode .color-btn{height:56px;border-radius:14px;border-width:3px;}
body.easy-mode .color-btn .cl{font-size:11px;font-weight:800;}

/* Easy: FX buttons - card-like */
body.easy-mode .anim-btn, body.easy-mode .fx-color-btn, body.easy-mode .melody-btn{
  padding:16px 12px;font-size:14px;font-weight:700;border-radius:16px;border-width:2px;
  background:#fff;box-shadow:0 2px 8px rgba(0,0,0,0.04);
}
body.easy-mode .anim-btn .em, body.easy-mode .fx-color-btn .em, body.easy-mode .melody-btn .em{font-size:26px;}
body.easy-mode .anim-btn:hover, body.easy-mode .fx-color-btn:hover, body.easy-mode .melody-btn:hover{
  transform:translateY(-2px);box-shadow:0 4px 14px rgba(124,92,247,0.12);border-color:#a78bfa;
}
body.easy-mode .anim-btn.playing, body.easy-mode .fx-color-btn.playing, body.easy-mode .melody-btn.playing{
  background:linear-gradient(135deg,#ecfdf5,#d1fae5);border-color:#22c55e;
}
body.easy-mode .anim-grid, body.easy-mode .fx-color-grid, body.easy-mode .melody-grid{gap:8px;}

/* Easy: bigger piano */
body.easy-mode .piano-wrap{padding:12px;border-radius:16px;border:none;background:#f4f0ff;}
body.easy-mode .key{width:38px;height:84px;font-size:10px;border-radius:0 0 8px 8px;border-width:2px;}
body.easy-mode .key.white{background:linear-gradient(180deg,#fff,#f0ecff);border-color:#d8d0f0;}
body.easy-mode .key.black{width:28px;height:52px;margin:0 -7px;border-radius:0 0 6px 6px;}
body.easy-mode .key:active,.easy-mode .key.pressing{background:linear-gradient(180deg,#7c5cf7,#a78bfa)!important;}

/* Easy: FX sound buttons */
body.easy-mode .fx-btn{padding:16px 12px;font-size:14px;border-radius:16px;border-width:2px;background:#fff;}
body.easy-mode .fx-btn .em{font-size:26px;}
body.easy-mode .fx-btn:hover{transform:translateY(-2px);box-shadow:0 4px 14px rgba(124,92,247,0.12);}
body.easy-mode .fx-grid{gap:8px;}

/* Easy: sensor items - big cards */
body.easy-mode .sensor-grid{gap:12px;}
body.easy-mode .sensor-item{padding:18px 20px;border-radius:16px;border:2px solid #ece6ff;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,0.03);}
body.easy-mode .sensor-item .s-icon{font-size:32px;}
body.easy-mode .sensor-item .s-val{font-size:28px;color:#7c5cf7;}
body.easy-mode .sensor-item .s-label{font-size:14px;font-weight:600;}
body.easy-mode .s-bar{height:5px;border-radius:3px;}

/* Easy: react rows - card style */
body.easy-mode .react-section{border-top:2px solid #ece6ff;margin-top:12px;padding-top:12px;}
body.easy-mode .react-row{padding:14px 18px;border-radius:16px;border:2px solid #ece6ff;background:#fff;margin-bottom:8px;box-shadow:0 2px 8px rgba(0,0,0,0.03);}
body.easy-mode .react-row .r-icon{font-size:28px;}
body.easy-mode .react-row .r-name{font-size:16px;font-weight:800;}
body.easy-mode .react-row .r-desc{font-size:12px;margin-top:2px;}
body.easy-mode .react-toggle .slider{border-radius:12px;width:36px;height:22px;}
body.easy-mode .react-toggle .slider::after{width:16px;height:16px;left:3px;top:3px;}
body.easy-mode .react-toggle input:checked+.slider::after{transform:translateX(14px);}
body.easy-mode .react-master-toggle .slider{width:44px;height:24px;border-radius:12px;}
body.easy-mode .react-master-toggle .slider::after{width:18px;height:18px;left:3px;top:3px;}
body.easy-mode .react-master-toggle input:checked+.slider::after{transform:translateX(20px);}

/* Easy: hide advanced features */
body.easy-mode .adv-only{display:none!important;}
/* Show easy-only items only in easy mode */
.easy-only{display:none!important;}
body.easy-mode .easy-only{display:flex!important;}
body.easy-mode .panel.easy-only{display:flex!important;flex-direction:column!important;}
/* Hide easy conn bar - using right panel instead */
body.easy-mode .easy-conn-bar{display:none;}
.easy-conn-bar{display:none;}

/* Easy: block connection cards */
.easy-block-list{display:flex;flex-direction:column;gap:6px;}
.eblk-card{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface2);border:2px solid var(--border);border-radius:14px;transition:all 0.2s;cursor:default;}
.eblk-card .eblk-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;}
.eblk-card .eblk-info{flex:1;min-width:0;}
.eblk-card .eblk-name{font-size:13px;font-weight:700;}
.eblk-card .eblk-desc{font-size:10px;color:var(--text2);margin-top:1px;}
.eblk-card .eblk-status{font-size:10px;color:var(--text2);font-family:'JetBrains Mono';margin-top:2px;}
.eblk-card.connected .eblk-status{color:var(--green);}
.eblk-conn-btn{padding:6px 14px;border:2px solid var(--border);border-radius:10px;background:var(--surface3);color:var(--text);font-family:'Outfit';font-size:11px;font-weight:700;cursor:pointer;transition:all 0.2s;flex-shrink:0;white-space:nowrap;}
.eblk-conn-btn:hover{border-color:var(--accent);background:var(--accent);color:#fff;}
.eblk-card.connected .eblk-conn-btn{border-color:var(--red);color:var(--red);background:transparent;}

/* Easy mode: bigger, friendlier block cards */
body.easy-mode .eblk-card{background:#fff;border-color:#ece6ff;box-shadow:0 2px 8px rgba(0,0,0,0.03);padding:14px 16px;border-radius:18px;}
body.easy-mode .eblk-card.connected{border-color:#22c55e;background:#f0fdf4;}
body.easy-mode .eblk-card .eblk-icon{width:44px;height:44px;border-radius:14px;font-size:22px;}
body.easy-mode .eblk-card .eblk-name{font-size:16px;font-weight:800;}
body.easy-mode .eblk-card .eblk-desc{font-size:13px;}
body.easy-mode .eblk-card .eblk-status{font-size:12px;}
body.easy-mode .eblk-conn-btn{border-radius:14px;font-size:14px;padding:10px 18px;font-weight:800;}
body.easy-mode .eblk-conn-btn:hover{background:linear-gradient(135deg,#7c5cf7,#a78bfa);border-color:transparent;}

/* Easy: LED editor bigger when shown */
body.easy-mode .led-editor .edot{width:22px;height:22px;border-radius:6px;}
body.easy-mode .led-editor{gap:5px;padding:14px;border-radius:16px;border-width:2px;}
body.easy-mode .led-editor-actions button{padding:10px 18px;font-size:13px;border-radius:12px;font-weight:700;border-width:2px;}

/* Easy: RGB row */
body.easy-mode .rgb-row{padding:14px 16px;border-radius:16px;border:none;background:#f4f0ff;}
body.easy-mode .rgb-row label{font-size:15px;font-weight:700;}
body.easy-mode .swatch{width:48px;height:48px;border-radius:14px;border-width:3px;}

/* Easy: right column block connection */
body.easy-mode .right-col{gap:0;}
body.easy-mode .right-col .panel.easy-only{border-radius:0;box-shadow:none;border:none;border-bottom:2px solid #f0ecff;}
body.easy-mode .right-col .panel-head{border-bottom:2px solid #f0ecff;padding:12px 16px;}

/* Easy: scrollbar */
body.easy-mode .panel-body::-webkit-scrollbar-thumb{background:#d8d0f0;border-radius:4px;}
body.easy-mode .tab-body::-webkit-scrollbar-thumb{background:#d8d0f0;border-radius:4px;}
body.easy-mode .panel-body::-webkit-scrollbar{width:6px;}
body.easy-mode .tab-body::-webkit-scrollbar{width:6px;}

/* Easy: tab body padding */
body.easy-mode .tab-body{padding:14px 18px;}

/* Easy: connection bar */
/* Easy: connection bar removed - using right panel */
.easy-conn-bar{display:none;position:fixed;bottom:0;left:0;right:0;padding:10px 20px;background:#fff;border-top:2px solid #ece6ff;z-index:100;align-items:center;gap:10px;justify-content:center;flex-wrap:wrap;box-shadow:0 -4px 16px rgba(0,0,0,0.06);}
.easy-conn-bar .ec-dot{width:16px;height:16px;border-radius:50%;background:#ece6ff;border:3px solid #d8d0f0;transition:all 0.3s;cursor:pointer;}
.easy-conn-bar .ec-dot:hover{transform:scale(1.2);border-color:#a78bfa;}
.easy-conn-bar .ec-dot.on{background:linear-gradient(135deg,#22c55e,#16a34a);border-color:#22c55e;box-shadow:0 0 10px rgba(34,197,94,0.4);}
.easy-conn-bar .ec-label{font-size:13px;font-weight:800;color:#7b6fa8;}

/* ===== AI TAB ===== */
/* Mode selector */
.ai-mode-bar{display:flex;gap:6px;margin-bottom:12px;padding:4px;background:var(--surface2);border-radius:var(--radius);border:1px solid var(--border);}
.ai-mode-btn{flex:1;padding:10px 8px;border:2px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text2);font-family:'Outfit';font-size:13px;font-weight:600;cursor:pointer;transition:all 0.2s;text-align:center;}
.ai-mode-btn:hover{background:var(--surface3);color:var(--text);}
.ai-mode-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(99,102,241,0.3);}
body.easy-mode .ai-mode-bar{gap:8px;padding:6px;border-radius:20px;background:#f4f0ff;border:2px solid #ece6ff;}
body.easy-mode .ai-mode-btn{padding:14px 10px;font-size:16px;font-weight:800;border-radius:14px;border-width:3px;}
body.easy-mode .ai-mode-btn.active{background:linear-gradient(135deg,#7c5cf7,#a78bfa);border-color:transparent;box-shadow:0 4px 12px rgba(124,92,247,0.3);}
/* Camera */
.ai-cam-wrap{position:relative;width:100%;max-width:400px;margin:0 auto 12px;aspect-ratio:4/3;background:#000;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);}
.ai-cam-wrap video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1);display:none;}
.ai-cam-wrap canvas{position:absolute;inset:0;width:100%;height:100%;transform:scaleX(1);}
.ai-cam-wrap.active video{display:block;}
.ai-cam-wrap.active .ai-cam-placeholder{display:none;}
.ai-cam-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--surface2);}
.ai-toggle-btn{display:block;width:100%;max-width:400px;margin:0 auto 12px;padding:10px;border:2px solid var(--accent);border-radius:100px;background:transparent;color:var(--accent2);font-family:'Outfit';font-size:13px;font-weight:700;cursor:pointer;transition:all 0.2s;}
.ai-toggle-btn:hover{background:var(--accent);color:#fff;}
.ai-toggle-btn.ai-cam-on{background:var(--red);border-color:var(--red);color:#fff;}
.ai-react-section{margin-top:8px;}
.ai-react-row{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);transition:opacity 0.2s;}
.ai-react-row.disabled{opacity:0.4;pointer-events:none;}
.ai-react-row .r-icon{font-size:18px;width:28px;text-align:center;flex-shrink:0;}
.ai-react-row .r-info{flex:1;min-width:0;}
.ai-react-row .r-name{font-size:12px;font-weight:600;}
.ai-react-row .r-desc{font-size:10px;color:var(--text2);}
#aiBadge.active{background:rgba(52,211,153,0.15);color:var(--green);}

/* Easy mode AI */
body.easy-mode .ai-cam-wrap{border-radius:20px;border:3px solid #d8d0f0;}
body.easy-mode .ai-toggle-btn{border-radius:16px;font-size:15px;padding:14px;border-width:3px;}
body.easy-mode .ai-react-row{padding:10px 12px;}
body.easy-mode .ai-react-row .r-icon{font-size:22px;}
body.easy-mode .ai-react-row .r-name{font-size:14px;}
body.easy-mode .ai-react-row .r-desc{font-size:12px;}

/* ═══════════════════════════════════════
   Sequence Editors (SQ)
   ═══════════════════════════════════════ */
.seq-editor{margin:0 0 12px;padding:10px;background:var(--surface2);border-radius:var(--radius);border:1px solid var(--border);}
.sq-section{margin-bottom:8px;}
.sq-label{display:block;font-size:11px;color:var(--text2);font-weight:600;margin-bottom:4px;}
.sq-val{font-size:11px;color:var(--accent2);min-width:40px;text-align:right;}

/* Frame strip / Step strip */
.sq-frame-strip,.sq-step-strip{display:flex;gap:4px;overflow-x:auto;padding:4px 0;}
.sq-frame-thumb{width:32px;height:32px;border-radius:4px;border:2px solid var(--border);cursor:pointer;overflow:hidden;flex-shrink:0;image-rendering:pixelated;}
.sq-frame-thumb.active{border-color:var(--accent);}
.sq-frame-thumb canvas{width:100%;height:100%;display:block;image-rendering:pixelated;}
.sq-ss-chip{display:inline-flex;align-items:center;justify-content:center;padding:4px 8px;border-radius:6px;font-size:10px;font-weight:600;cursor:pointer;flex-shrink:0;min-width:36px;border:2px solid transparent;transition:border-color 0.15s;}
.sq-ss-chip.active{border-color:#fff;}
.sq-ss-chip:hover{opacity:0.8;}

/* LED Grid */
.sq-led-wrap{display:flex;gap:10px;align-items:flex-start;margin-bottom:8px;}
.sq-led-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;width:fit-content;flex-shrink:0;}
.sq-dot{width:22px;height:22px;border-radius:3px;background:var(--surface3);cursor:pointer;transition:background 0.08s;touch-action:none;}
.sq-dot.on{background:var(--accent2);box-shadow:0 0 6px var(--accent);}
.sq-acts{display:flex;flex-direction:column;gap:4px;}
.sq-acts button{padding:4px 8px;border:none;border-radius:6px;background:var(--surface3);color:var(--text);font-size:11px;cursor:pointer;}
.sq-acts button:hover{background:var(--border);}

/* Controls */
.sq-ctrls{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:8px;}
.sq-ctrls button{padding:5px 10px;border:none;border-radius:6px;background:var(--surface3);color:var(--text);font-size:11px;font-weight:500;cursor:pointer;transition:all 0.15s;}
.sq-ctrls button:hover{background:var(--border);}
.sq-play{background:var(--accent)!important;color:#fff!important;}
.sq-play:hover{opacity:0.85!important;}
.sq-play.playing{background:#f87171!important;}

/* Slider row */
.sq-slider-row{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.sq-slider{flex:1;accent-color:var(--accent);height:4px;}

/* Piano */
.sq-piano-wrap{margin-bottom:8px;}
.sq-piano{display:flex;position:relative;height:80px;overflow-x:auto;}
.sq-key{border:none;cursor:pointer;display:flex;align-items:flex-end;justify-content:center;padding-bottom:4px;font-size:9px;font-weight:600;transition:background 0.1s;touch-action:none;}
.sq-key.white{background:linear-gradient(to bottom,#f8f9fa,#e0e0e0);color:#555;width:28px;border-radius:0 0 4px 4px;border-right:1px solid #ccc;z-index:1;}
.sq-key.white:active{background:linear-gradient(to bottom,#e0e0e0,#ccc);}
.sq-key.black{background:linear-gradient(to bottom,#333,#111);color:#888;width:20px;height:52px;margin:0 -10px;border-radius:0 0 3px 3px;z-index:2;}
.sq-key.black:active{background:linear-gradient(to bottom,#555,#333);}

/* Melody timeline */
.sq-mel-tl{display:flex;gap:3px;overflow-x:auto;padding:4px 0;min-height:32px;align-items:center;}
.sq-mel-empty{font-size:11px;color:var(--text2);opacity:0.6;padding:4px;}
.sq-mel-chip{display:inline-flex;align-items:center;justify-content:center;padding:4px 6px;border-radius:6px;background:var(--accent);color:#fff;font-size:10px;font-weight:600;cursor:pointer;flex-shrink:0;transition:opacity 0.15s;}
.sq-mel-chip.rest{background:var(--surface3);color:var(--text2);}
.sq-mel-chip:hover{opacity:0.7;}

/* Duration buttons */
.sq-dur-btns{display:flex;gap:4px;}
.sq-dur-btns button{padding:4px 10px;border:none;border-radius:6px;background:var(--surface3);color:var(--text);font-size:11px;cursor:pointer;}
.sq-dur-btns button.on{background:var(--accent);color:#fff;}

/* RGB sliders */
.sq-rgb-sliders{margin-bottom:8px;}
.sq-rgb-row{display:flex;align-items:center;gap:6px;margin-bottom:4px;}
.sq-rgb-row label{width:14px;font-size:12px;font-weight:700;}
.sq-rgb-row .sq-slider{flex:1;}
.sq-rgb-row .sq-slider.r{accent-color:#f87171;}
.sq-rgb-row .sq-slider.g{accent-color:#4ade80;}
.sq-rgb-row .sq-slider.b{accent-color:#60a5fa;}
.sq-rgb-row span{font-size:11px;color:var(--text2);min-width:24px;text-align:right;}

/* Preview row */
.sq-pv-row{display:flex;gap:10px;align-items:center;margin-bottom:8px;}
.sq-swatch{width:40px;height:40px;border-radius:var(--radius-sm);cursor:pointer;border:2px solid var(--border);flex-shrink:0;transition:transform 0.1s;}
.sq-swatch:hover{transform:scale(1.05);}
.sq-dur-wrap{flex:1;display:flex;align-items:center;gap:6px;}
.sq-dur-wrap .sq-label{margin:0;white-space:nowrap;}

/* Presets */
.sq-preset-row{display:flex;gap:4px;flex-wrap:wrap;}
.sq-preset-btn{padding:4px 10px;border:none;border-radius:6px;background:var(--surface3);color:var(--text);font-size:11px;cursor:pointer;transition:all 0.15s;}
.sq-preset-btn:hover{background:var(--border);}

/* Quick colors */
.sq-color-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;}
.sq-color-btn{width:100%;aspect-ratio:1;border:none;border-radius:6px;cursor:pointer;transition:transform 0.1s;}
.sq-color-btn:hover{transform:scale(1.1);}

/* Easy mode hides seq editors (already handled by adv-only class) */