:root{--bg: #eef4f8;--bg2: #e2edf5;--bg3: #d4e4ef;--bg4: #c6d9e8;--accent: #0099bb;--accent2: #007a99;--accent3: rgba(0,153,187,.1);--gold: #b07d2a;--gold2: #8a6020;--gold3: rgba(176,125,42,.1);--warn: #d93025;--warn-bg: rgba(217,48,37,.1);--text: #0d1f2d;--text2: #3a607a;--text3: #7a9db5;--border: rgba(0,153,187,.2);--border2: rgba(0,153,187,.12);--border-gold: rgba(176,125,42,.22);--glow-sm: 0 2px 12px rgba(0,153,187,.18);--glow-md: 0 4px 24px rgba(0,153,187,.28), 0 1px 4px rgba(0,153,187,.15);--glow-gold: 0 2px 12px rgba(176,125,42,.22);--shadow: 0 1px 4px rgba(13,31,45,.1), 0 4px 16px rgba(13,31,45,.06);--font-ui: "Syne", sans-serif;--font-mono: "Space Mono", monospace;--header-h: 58px;--sidebar-w: 164px;--output-w: 344px;--radius: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--bg);color:var(--text);font-family:var(--font-ui);overflow:hidden;overscroll-behavior:none;-webkit-touch-callout:none;-webkit-user-select:none;touch-action:pan-x pan-y}#app{display:grid;grid-template-rows:var(--header-h) 1fr;height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:0 16px;gap:12px;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 1px 0 var(--border2),0 2px 12px #0099bb12;position:relative;z-index:100}.app-header:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent 0%,var(--gold) 20%,var(--accent) 50%,var(--gold) 80%,transparent 100%);opacity:.6}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand-hex{width:30px;height:35px;flex-shrink:0}.brand-text{display:flex;flex-direction:column;gap:0}.brand-name{font-size:1.05rem;font-weight:800;letter-spacing:-.02em;background:linear-gradient(120deg,#0d1f2d 10%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.brand-sub{font-size:.6rem;color:var(--gold);letter-spacing:.16em;text-transform:uppercase;font-family:var(--font-mono)}.header-center{flex:1;display:flex;justify-content:center}.ble-status{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;border:1px solid var(--border2);font-family:var(--font-mono);font-size:.72rem;background:var(--bg2);transition:all .3s ease}.ble-status.disconnected{color:var(--text3)}.ble-status.connected{border-color:#09b6;color:var(--accent);background:#0099bb14;box-shadow:var(--glow-sm)}.ble-status.connecting{border-color:#b07d2a66;color:var(--gold);background:var(--gold3)}.ble-dot{width:7px;height:7px;border-radius:50%;background:currentColor}.ble-status.connected .ble-dot{animation:pulse 2s infinite}.ble-status.connecting .ble-dot{animation:blink .6s infinite}@keyframes pulse{0%{box-shadow:0 0 #0099bb80}70%{box-shadow:0 0 0 7px #09b0}to{box-shadow:0 0 #09b0}}@keyframes blink{0%,to{opacity:1}50%{opacity:.2}}.header-actions{display:flex;gap:6px;align-items:center;flex-shrink:0}.btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius);font-family:var(--font-ui);font-size:.81rem;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .18s ease;white-space:nowrap}.btn:disabled{opacity:.35;cursor:not-allowed}.btn-outline{background:var(--bg2);border-color:var(--border);color:var(--text2);box-shadow:var(--shadow)}.btn-outline:hover:not(:disabled){border-color:var(--accent);color:var(--accent);background:var(--accent3);box-shadow:var(--glow-sm)}.btn-primary{background:linear-gradient(130deg,var(--accent) 0%,#00c4df 60%,var(--gold) 130%);color:#fff;font-weight:700;border:none;box-shadow:var(--glow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 28px #0099bb61}.btn-primary:active:not(:disabled){transform:translateY(0)}.app-main{display:grid;grid-template-columns:var(--sidebar-w) 1fr var(--output-w);overflow:hidden}.sidebar{background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:10px 10px 8px;border-bottom:1px solid var(--border2);display:flex;flex-direction:column;gap:7px;background:#fff}.sidebar-label{font-size:.58rem;font-weight:700;letter-spacing:.2em;color:var(--gold);font-family:var(--font-mono);text-transform:uppercase}.block-search{width:100%;padding:5px 8px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:.74rem;font-family:var(--font-mono);outline:none;transition:all .2s}.block-search:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0099bb1f}.block-search::placeholder{color:var(--text3)}.toolbox-categories{flex:1;overflow-y:auto;padding:4px 0}.toolbox-categories::-webkit-scrollbar{width:3px}.toolbox-categories::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.cat-item{display:flex;align-items:center;gap:8px;padding:7px 12px;cursor:pointer;font-size:.77rem;color:var(--text2);border-left:2px solid transparent;transition:all .14s;-webkit-user-select:none;user-select:none}.cat-item:hover{color:var(--text);background:#0099bb0f}.cat-item.active{color:var(--accent);border-left-color:var(--accent);background:#0099bb1a;font-weight:600}.cat-dot{width:7px;height:7px;border-radius:2px;flex-shrink:0}.workspace-panel{display:flex;flex-direction:column;background:var(--bg);overflow:hidden;position:relative}.workspace-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;border-bottom:1px solid var(--border2);background:#fff;flex-shrink:0;box-shadow:0 1px 0 var(--border2)}.ws-label{font-size:.58rem;font-weight:700;letter-spacing:.2em;color:var(--gold);font-family:var(--font-mono)}.ws-actions{display:flex;gap:4px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px;background:var(--bg2);border:1px solid var(--border);color:var(--text2);cursor:pointer;font-size:.85rem;transition:all .15s;font-family:var(--font-mono);box-shadow:var(--shadow)}.icon-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent3);box-shadow:var(--glow-sm)}.icon-btn.small{width:auto;padding:3px 8px;font-size:.72rem;height:24px;gap:4px}#blockly-div{flex:1;background-color:var(--bg);background-image:radial-gradient(circle,rgba(0,153,187,.18) 1px,transparent 1px);background-size:24px 24px}.blocklyToolboxDiv{display:none!important}.blocklyScrollbarBackground{fill:transparent!important}.blocklyScrollbarKnob{fill:#0099bb4d!important}.blocklyMainBackground{fill:transparent!important}.blocklyZoom{filter:invert(1) opacity(.5)}.blocklyZoom:hover{filter:invert(1) opacity(.9)}.blocklyTrash{filter:invert(1) opacity(.45)}.blocklyTrash:hover{filter:invert(1) opacity(.85)}.output-panel{background:var(--bg2);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.output-tabs{display:flex;border-bottom:1px solid var(--border2);background:#fff;flex-shrink:0}.tab-btn{flex:1;padding:9px 10px;background:transparent;border:none;cursor:pointer;font-family:var(--font-mono);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text3);border-bottom:2px solid transparent;transition:all .15s}.tab-btn:hover{color:var(--text2)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-content{display:none;flex:1;flex-direction:column;overflow:hidden}.tab-content.active{display:flex}.console-toolbar{display:flex;align-items:center;justify-content:space-between;padding:5px 10px;border-bottom:1px solid var(--border2);background:var(--bg3);flex-shrink:0}.console-label{font-size:.58rem;font-weight:700;letter-spacing:.2em;color:var(--gold);font-family:var(--font-mono)}.console-log{flex:1;overflow-y:auto;padding:10px 12px;font-family:var(--font-mono);font-size:.74rem;line-height:1.8;color:var(--accent2);background:#f7fbfd;white-space:pre-wrap;word-break:break-word}.console-log::-webkit-scrollbar{width:3px}.console-log::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.code-highlight{color:var(--accent)}.log-error{color:var(--warn);font-weight:600}.log-system{color:var(--text3);font-style:italic}.log-ok{color:var(--accent2)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);padding:8px 18px;border-radius:var(--radius);background:#fff;border:1px solid var(--border);color:var(--text);font-family:var(--font-mono);font-size:.77rem;box-shadow:0 8px 28px #0d1f2d26,var(--glow-sm);z-index:9999;transition:opacity .3s}.toast.hidden{opacity:0;pointer-events:none}esp-web-install-button::part(button){background:var(--gold3);border:1px solid var(--border-gold);color:var(--gold);font-family:var(--font-ui);font-size:.75rem;font-weight:600;padding:6px 12px;border-radius:var(--radius);cursor:pointer;transition:all .2s}esp-web-install-button::part(button):hover{border-color:var(--gold);color:#fff;background:var(--gold);box-shadow:var(--glow-gold)}.run-mode-toggle{display:flex;gap:2px;background:var(--bg3);padding:3px;border-radius:var(--radius);border:1px solid var(--border)}.run-mode-toggle label{font-size:.73rem;color:var(--text2);cursor:pointer;padding:4px 10px;border-radius:5px;transition:all .18s;font-weight:600}.run-mode-toggle label:has(input:checked){background:var(--accent3);color:var(--accent);font-weight:700}.run-mode-toggle input{display:none}.settings-dropdown{position:relative}.settings-menu{position:absolute;top:calc(100% + 10px);right:0;width:260px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 12px 40px #0d1f2d26;padding:14px;z-index:200;display:flex;flex-direction:column;gap:12px}.settings-menu.hidden{display:none}.menu-title{font-size:.6rem;color:var(--gold);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-family:var(--font-mono)}.menu-item{display:flex;flex-direction:column;gap:10px;font-size:.8rem;color:var(--text)}.ai-panel{position:absolute;bottom:24px;right:24px;width:240px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 12px 40px #0d1f2d26,var(--glow-sm);z-index:50;overflow:hidden;display:flex;flex-direction:column}.ai-panel.hidden{display:none}.ai-header{display:flex;align-items:center;justify-content:space-between;padding:7px 12px;background:var(--bg3);font-size:.74rem;font-weight:700;color:var(--accent);border-bottom:1px solid var(--border2)}#ai-webcam-container canvas{width:100%!important;height:auto!important;display:block;background:#000}.ai-label{padding:7px;text-align:center;font-size:.8rem;font-weight:800;font-family:var(--font-mono);color:var(--accent);background:var(--bg2);border-top:1px solid var(--border2);letter-spacing:.06em}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#0d1f2d66;display:flex;align-items:center;justify-content:center;z-index:9999;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.modal.hidden{display:none}.modal-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);width:500px;max-width:90vw;padding:20px;box-shadow:0 24px 60px #0d1f2d2e}.btn-item-action{padding:5px 10px;border-radius:4px;cursor:pointer;font-size:.72rem;font-weight:700;font-family:var(--font-ui);transition:all .15s ease;white-space:nowrap;border:1px solid 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#0099bb1f}.project-list-header{font-size:.68rem;color:var(--gold);font-weight:700;margin-bottom:8px;text-transform:uppercase;letter-spacing:.12em;font-family:var(--font-mono)}.project-list{list-style:none;max-height:250px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;padding-right:4px}.project-item{display:flex;justify-content:space-between;align-items:center;background:var(--bg2);padding:9px 12px;border-radius:6px;border:1px solid var(--border2);transition:border-color .15s}.project-item:hover{border-color:var(--accent)}.project-name{font-size:.84rem;font-weight:600;color:var(--text);margin-bottom:3px}.project-date{font-size:.67rem;color:var(--text3);font-family:var(--font-mono)}.btn-load-item{background:var(--accent3);color:var(--accent);border:1px solid rgba(0,153,187,.25);padding:5px 12px;border-radius:4px;cursor:pointer;font-size:.73rem;font-weight:700;transition:all .18s;font-family:var(--font-mono)}.btn-load-item{background:var(--accent3);color:var(--accent);border-color:var(--border2)}.btn-load-item:hover{background:var(--accent);color:#fff;box-shadow:var(--glow-sm)}.btn-share-item{background:var(--bg);color:var(--text2);border-color:var(--border)}.btn-share-item:hover{background:var(--accent3);color:var(--accent);border-color:var(--accent)}.btn-delete-item{background:var(--warn-bg);color:var(--warn);border-color:#d9302533}.btn-delete-item:hover{background:var(--warn);color:#fff;box-shadow:0 2px 8px #d9302540}.hidden{display:none!important}.brand,.header-center,.header-actions{flex-shrink:0}@media (max-width: 1024px){.app-header{overflow-x:auto;overflow-y:hidden;justify-content:flex-start;padding:0 10px;gap:15px}.app-header::-webkit-scrollbar{height:0px}.app-main{grid-template-columns:160px 1fr;grid-template-rows:1fr 35vh}.output-panel{grid-column:1 / 3;border-left:none;border-top:2px solid var(--border)}}@media (max-width: 768px){.brand-sub,.header-center{display:none}.app-main{grid-template-columns:140px 1fr}}