@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Fira+Code:wght@400;500;600&display=swap";:root{--bg-darker:#090d16;--bg-dark:#0f172a;--bg-panel:#1e293b;--bg-card:#334155;--bg-input:#0f172a;--border-color:#ffffff14;--border-active:#6366f1;--border-hover:#6366f166;--accent-primary:#6366f1;--accent-primary-hover:#4f46e5;--accent-glow:#6366f140;--accent-secondary:#06b6d4;--accent-success:#10b981;--accent-danger:#ef4444;--text-main:#f8fafc;--text-muted:#94a3b8;--text-dim:#64748b;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"Fira Code", monospace;--navbar-height:60px;--sidebar-width:320px;--inspector-width:340px;--shadow-sm:0 2px 8px #0003;--shadow-md:0 4px 20px #00000059;--shadow-glow:0 0 20px #6366f14d}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-darker);color:var(--text-main);-webkit-font-smoothing:antialiased;width:100vw;height:100vh;overflow:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}.app-container{background-color:var(--bg-darker);flex-direction:column;width:100vw;height:100vh;display:flex}.top-navbar{height:var(--navbar-height);background-color:var(--bg-dark);border-bottom:1px solid var(--border-color);z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);justify-content:space-between;align-items:center;padding:0 20px;display:flex}.brand-logo{letter-spacing:-.02em;color:#fff;align-items:center;gap:10px;font-size:16px;font-weight:700;display:flex}.brand-logo svg{color:var(--accent-primary);filter:drop-shadow(0 0 8px var(--accent-primary))}.brand-logo span.tag{text-transform:uppercase;background:linear-gradient(135deg,#6366f1,#a855f7);border-radius:12px;padding:2px 8px;font-size:10px;font-weight:600}.nav-center-controls{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:8px;align-items:center;gap:4px;padding:4px;display:flex}.btn-mode-toggle{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.btn-mode-toggle:hover{color:var(--text-main);background:#ffffff0d}.btn-mode-toggle.active{color:#fff;background:var(--accent-primary);box-shadow:0 2px 10px var(--accent-glow)}.nav-actions{align-items:center;gap:8px;display:flex}.toolbar-group{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:6px;align-items:center;display:flex;overflow:hidden}.toolbar-group .btn-icon{background:0 0;border:none;border-radius:0;width:32px;height:32px}.toolbar-group .btn-icon:hover:not(:disabled){background:#ffffff0d}.toolbar-group .btn-icon:disabled{opacity:.25}.toolbar-divider{background-color:var(--border-color);width:1px;height:16px}.btn-icon{background:var(--bg-panel);border:1px solid var(--border-color);width:34px;height:34px;color:var(--text-muted);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;transition:all .2s;display:flex}.btn-icon:hover:not(:disabled){color:var(--text-main);border-color:var(--accent-primary);background:#6366f11a}.btn-icon:disabled{opacity:.3;cursor:not-allowed}.btn-export{background:linear-gradient(135deg, var(--accent-primary), #4f46e5);color:#fff;cursor:pointer;border:none;border-radius:6px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:600;transition:all .2s;display:flex;box-shadow:0 4px 14px #6366f14d}.btn-export:hover{transform:translateY(-1px);box-shadow:0 6px 20px #6366f180}.main-workspace{flex:1;display:flex;position:relative;overflow:hidden}.left-sidebar{width:var(--sidebar-width);background-color:var(--bg-dark);border-right:1px solid var(--border-color);z-index:30;flex-direction:column;display:flex}.sidebar-tabs{border-bottom:1px solid var(--border-color);background-color:var(--bg-darker);display:flex}.tab-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;justify-content:center;align-items:center;gap:8px;padding:12px;font-size:12px;font-weight:600;transition:all .2s;display:flex}.tab-btn:hover{color:var(--text-main)}.tab-btn.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary);background:#6366f10d}.sidebar-content{flex:1;padding:16px;overflow-y:auto}.palette-category{margin-bottom:24px}.category-title{text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);align-items:center;gap:6px;margin-bottom:12px;font-size:11px;font-weight:700;display:flex}.palette-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.palette-item{background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-muted);cursor:grab;-webkit-user-select:none;user-select:none;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:14px 10px;transition:all .2s;display:flex}.palette-item:hover{color:#fff;border-color:var(--accent-primary);background:#6366f11a;transform:translateY(-2px);box-shadow:0 4px 12px #0000004d}.palette-item svg{color:var(--accent-primary)}.palette-item span{text-align:center;font-size:11px;font-weight:500}.canvas-wrapper{background-color:#0b0f19;background-image:radial-gradient(#ffffff0f 1px,#0000 1px);background-size:20px 20px;flex-direction:column;flex:1;justify-content:flex-start;align-items:center;padding:30px;display:flex;position:relative;overflow:auto}.viewport-bar{background:var(--bg-panel);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);border-radius:20px;align-items:center;gap:8px;margin-bottom:20px;padding:6px 12px;display:flex}.vp-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;align-items:center;gap:6px;padding:4px 8px;font-size:12px;transition:all .2s;display:flex}.vp-btn:hover{color:var(--text-main)}.vp-btn.active{color:#fff;background:var(--accent-primary)}.visual-canvas{background-color:#fff;border-radius:8px;min-height:700px;transition:width .3s;position:relative;overflow:auto;box-shadow:0 20px 50px #00000080}.visual-canvas.desktop{width:100%;max-width:1100px}.visual-canvas.tablet{width:768px}.visual-canvas.mobile{width:375px}[data-node-id]{transition:outline .15s;position:relative}[data-node-id]:hover{outline-offset:-1px;outline:2px dashed #6366f199}[data-node-id].selected-node{outline-offset:-1px;box-shadow:0 0 12px #6366f166;outline:2px solid var(--accent-primary)!important}.node-label-badge{background:var(--accent-primary);color:#fff;z-index:10;pointer-events:none;font-size:10px;font-weight:700;font-family:var(--font-sans);border-radius:4px;padding:2px 6px;position:absolute;top:-22px;left:0}.resize-handle-corner{background-color:var(--accent-primary);cursor:se-resize;z-index:1000;border:2px solid #fff;border-radius:3px;width:12px;height:12px;transition:transform .15s,background-color .15s;position:absolute;bottom:-6px;right:-6px;box-shadow:0 2px 6px #0006}.resize-handle-corner:hover{background-color:#06b6d4;transform:scale(1.3)}.preset-color-grid{background:var(--bg-darker);border:1px solid var(--border-color);border-radius:6px;flex-wrap:wrap;gap:5px;margin-top:8px;padding:8px;display:flex}.preset-color-circle{cursor:pointer;box-sizing:border-box;border:1px solid #ffffff40;border-radius:50%;width:16px;height:16px;transition:transform .15s,border-color .15s,box-shadow .15s}.preset-color-circle:hover{border-color:var(--accent-primary);transform:scale(1.3);box-shadow:0 0 6px #6366f199}.split-view-container{width:100%;height:100%;display:flex}.split-pane{flex-direction:column;flex:1;height:100%;display:flex;overflow:hidden}.split-pane.divider{border-right:1px solid var(--border-color)}.monaco-panel{background-color:#1e1e1e;flex-direction:column;flex:1;width:100%;height:100%;display:flex}.monaco-header{color:#ccc;background-color:#252526;border-bottom:1px solid #333;justify-content:space-between;align-items:center;height:38px;padding:0 16px;font-size:12px;font-weight:500;display:flex}.code-tabs{gap:2px;display:flex}.code-tab-btn{color:#888;cursor:pointer;background:0 0;border:none;border-top:2px solid #0000;padding:6px 12px;font-size:12px}.code-tab-btn.active{color:#fff;border-top-color:var(--accent-primary);background:#1e1e1e}.dom-tree-wrapper{flex-direction:column;display:flex}.tree-item-row{color:var(--text-muted);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:4px;align-items:center;gap:6px;padding:6px 8px;font-size:12px;transition:all .15s;display:flex}.tree-item-row:hover{color:var(--text-main);background:#ffffff0d}.tree-item-row.selected{color:#fff;border:1px solid var(--accent-primary);background:#6366f126}.tree-item-row.hovered{border-color:#6366f166}.toggle-icon{color:var(--text-dim);justify-content:center;align-items:center;display:flex}.node-type-icon{color:var(--accent-primary)}.node-label-text{white-space:nowrap;text-overflow:ellipsis;flex:1;font-weight:500;overflow:hidden}.node-tag-name{font-family:var(--font-mono);color:var(--text-dim);font-size:10px}.tree-item-actions{opacity:0;align-items:center;gap:4px;transition:opacity .15s;display:flex}.tree-item-row:hover .tree-item-actions{opacity:1}.action-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:3px;padding:2px}.action-btn:hover{color:#fff;background:#ffffff1a}.action-btn.danger:hover{color:var(--accent-danger);background:#ef444426}.right-inspector{width:var(--inspector-width);background-color:var(--bg-dark);border-left:1px solid var(--border-color);z-index:30;flex-direction:column;display:flex;overflow-y:auto}.inspector-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:16px;display:flex}.inspector-title{color:var(--text-main);align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex}.inspector-section{border-bottom:1px solid var(--border-color);padding:16px}.section-label{text-transform:uppercase;color:var(--text-dim);letter-spacing:.05em;margin-bottom:12px;font-size:11px;font-weight:700}.field-group{flex-direction:column;gap:6px;margin-bottom:12px;display:flex}.field-group label{color:var(--text-muted);font-size:12px;font-weight:500}.field-input{background-color:var(--bg-input);border:1px solid var(--border-color);width:100%;color:var(--text-main);border-radius:6px;outline:none;padding:8px 12px;font-family:inherit;font-size:13px;transition:all .2s}.field-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-glow)}.color-picker-row{align-items:center;gap:8px;display:flex}.color-swatch-input{cursor:pointer;background:0 0;border:none;width:36px;height:34px;padding:0}.box-model-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.inspector-empty{text-align:center;color:var(--text-dim);flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:60px 20px;display:flex}.inspector-empty svg{color:var(--text-dim);opacity:.5}.manual-container{background-color:var(--bg-darker);width:100vw;height:100vh;color:var(--text-main);flex-direction:column;display:flex;overflow:hidden}.manual-header{background-color:var(--bg-dark);border-bottom:1px solid var(--border-color);z-index:50;justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex}.manual-logo{align-items:center;gap:12px;display:flex}.manual-logo .logo-icon{color:#a855f7;filter:drop-shadow(0 0 8px #a855f766)}.manual-logo h1{color:#fff;font-size:16px;font-weight:700;line-height:1.2}.manual-logo p{color:var(--text-muted);font-size:11px}.manual-close-btn{background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-main);cursor:pointer;border-radius:6px;padding:8px 16px;font-size:13px;font-weight:600;transition:all .2s}.manual-close-btn:hover{border-color:var(--text-muted);background-color:#ffffff0d}.manual-layout{flex:1;display:flex;overflow:hidden}.manual-sidebar{background-color:var(--bg-dark);border-right:1px solid var(--border-color);flex-direction:column;justify-content:space-between;width:280px;padding:20px 12px;display:flex}.manual-nav{flex-direction:column;gap:6px;display:flex}.manual-nav-item{color:var(--text-muted);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;padding:10px 16px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.manual-nav-item:hover{color:var(--text-main);background-color:#ffffff08}.manual-nav-item.active{color:#fff;background-color:#a855f726;border:1px solid #a855f74d;font-weight:600}.sidebar-footer-card{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:10px;margin-top:auto;padding:16px}.sidebar-footer-card h4{color:#fff;margin-bottom:6px;font-size:13px;font-weight:600}.sidebar-footer-card p{color:var(--text-muted);margin-bottom:12px;font-size:11px;line-height:1.4}.support-link{color:#fff;background-color:#25d366;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:8px 12px;font-size:12px;font-weight:600;text-decoration:none;transition:all .2s;display:flex}.support-link:hover{background-color:#128c7e;transform:translateY(-1px)}.manual-main{flex:1;justify-content:center;padding:40px;display:flex;overflow-y:auto}.content-card{width:100%;max-width:800px}.doc-section-content h2{color:#fff;letter-spacing:-.02em;margin-bottom:16px;font-size:26px;font-weight:800}.doc-section-content h3{color:#fff;margin-top:28px;margin-bottom:12px;font-size:18px;font-weight:700}.doc-section-content p{color:var(--text-muted);margin-bottom:16px;font-size:14px;line-height:1.6}.info-card{border-left:4px solid;border-radius:8px;margin:20px 0;padding:18px}.info-success{background-color:#10b98114;border-color:#10b981}.info-success h4{color:#10b981;margin-bottom:8px;font-size:14px;font-weight:600}.info-warning{background-color:#f59e0b14;border-color:#f59e0b}.info-warning h4{color:#f59e0b;margin-bottom:8px;font-size:14px;font-weight:600}.doc-section-content ul,.doc-section-content ol{color:var(--text-muted);margin-bottom:16px;margin-left:20px;font-size:14px}.doc-section-content li{margin-bottom:8px;line-height:1.5}.feature-grid{grid-template-columns:1fr 1fr;gap:16px;margin:20px 0;display:grid}.feature-card{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:8px;padding:16px}.feature-card p{font-size:12px}.feature-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.feature-header h4{color:#fff;font-size:14px;font-weight:600}.badge{color:var(--text-muted);background-color:#ffffff14;border-radius:4px;padding:2px 6px;font-size:10px;font-weight:700}.badge-indigo{color:#818cf8;background-color:#6366f126}.badge-success{color:#34d399;background-color:#10b98126}.badge-purple{color:#c084fc;background-color:#a855f726}.mode-explain{flex-direction:column;gap:12px;margin:16px 0;display:flex}.mode-item{background-color:var(--bg-panel);border-radius:6px;align-items:flex-start;gap:12px;padding:12px 16px;display:flex}.mode-item strong{color:#fff}.doc-table{border-collapse:collapse;width:100%;color:var(--text-muted);margin:20px 0;font-size:13px}.doc-table th,.doc-table td{border-bottom:1px solid var(--border-color);text-align:left;padding:12px}.doc-table th{background-color:var(--bg-panel);color:#fff;font-weight:600}.doc-table td strong{color:#fff}.zip-structure{background-color:var(--bg-panel);border:1px solid var(--border-color);font-family:var(--font-mono);border-radius:8px;padding:16px;font-size:13px}.zip-file{color:#60a5fa;margin-bottom:6px}.zip-file.indent-1{color:#fff;margin-left:20px}.zip-file.indent-2{color:#fff;margin-left:40px}.video-flow-box{background:linear-gradient(135deg,#6366f114,#a855f714);border:1px solid #6366f133;border-radius:10px;margin:20px 0;padding:20px}.video-flow-box h4{color:#fff;margin-bottom:12px;font-size:15px;font-weight:700}.save-flow{grid-template-columns:1fr 1fr;gap:16px;margin:20px 0;display:grid}.save-step{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:8px;padding:20px;position:relative}.step-num{color:#fff;background-color:#ffffff0d;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:700;display:flex;position:absolute;top:16px;right:16px}.save-step h4{color:#fff;margin-bottom:8px;padding-right:32px;font-size:14px;font-weight:600}kbd{background-color:var(--bg-card);border:1px solid var(--border-color);color:#fff;font-size:11px;font-family:var(--font-mono);white-space:nowrap;border-radius:4px;padding:2px 6px;font-weight:600;line-height:1.4;display:inline-block;box-shadow:0 2px #0003}.text-indigo{color:#818cf8}.text-cyan{color:#22d3ee}.text-emerald{color:#34d399}