:root{--bg-app: #0b0c10;--bg-panel: #131519;--bg-panel-2: #171a20;--bg-input: #1c1f27;--bg-input-hover: #232733;--bg-canvas: #17191f;--bg-elevated: #1e2129;--line: #272b35;--line-soft: #1f232b;--line-strong: #363c49;--text-1: #e8eaf0;--text-2: #9aa2b4;--text-3: #6b7383;--text-inv: #0b0c10;--accent: #6366f1;--accent-hi: #818cf8;--accent-dim: rgba(99, 102, 241, .16);--accent-line: rgba(99, 102, 241, .42);--ok: #10b981;--warn: #f59e0b;--danger: #ef4444;--info: #38bdf8;--radius-sm: 5px;--radius: 7px;--radius-lg: 11px;--topbar-h: 44px;--toolbar-w: 48px;--panel-w: 264px;--inspector-w: 286px;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 8px 24px rgba(0, 0, 0, .45);--shadow-3: 0 20px 60px rgba(0, 0, 0, .55);--font: "Inter var", Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;--dur: .14s;--ease: cubic-bezier(.32, .72, 0, 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var(--line);display:flex;flex-direction:column;min-height:0;width:var(--panel-w);overflow:hidden}.panel--right{border-right:none;border-left:1px solid var(--line);width:var(--inspector-w)}.panel--collapsed{width:0;border:none;overflow:hidden}.panel-head{display:flex;align-items:center;gap:2px;height:34px;padding:0 6px 0 10px;border-bottom:1px solid var(--line-soft);flex-shrink:0}.panel-title{font-size:11px;font-weight:650;letter-spacing:.02em;color:var(--text-2);text-transform:uppercase;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.panel-body{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden}.topbar{display:flex;align-items:center;gap:8px;padding:0 8px 0 10px;background:var(--bg-panel);border-bottom:1px solid var(--line);height:var(--topbar-h);flex-shrink:0}.brand{display:flex;align-items:center;gap:8px;padding-right:6px;font-weight:700;font-size:13px;letter-spacing:-.01em}.brand-mark{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--accent) 0%,#a855f7 100%);display:grid;place-items:center;color:#fff;font-size:12px;font-weight:800;box-shadow:0 2px 8px #6366f159}.topbar-divider{width:1px;height:20px;background:var(--line);flex-shrink:0}.topbar-spacer{flex:1}.file-name{background:transparent;border:1px solid transparent;border-radius:var(--radius-sm);padding:3px 7px;font-size:12px;font-weight:550;min-width:60px;max-width:220px;outline:none}.file-name:hover{background:var(--bg-input)}.file-name:focus{background:var(--bg-input);border-color:var(--accent)}.dirty-dot{width:5px;height:5px;border-radius:50%;background:var(--accent-hi);flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:26px;padding:0 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kbd{font-family:var(--mono);font-size:10px;color:var(--text-3);background:var(--bg-input);border-radius:3px;padding:1px 4px}.canvas{position:relative;background:var(--bg-canvas);overflow:hidden;min-width:0;isolation:isolate}.canvas-scene{position:absolute;inset:0;overflow:hidden}.frame-wrap{position:absolute;transform-origin:0 0;will-change:transform}.frame-label{position:absolute;bottom:100%;left:0;margin-bottom:6px;font-size:11px;font-weight:600;color:var(--text-2);white-space:nowrap;display:flex;align-items:center;gap:6px;cursor:pointer}.frame-label:hover{color:var(--text-1)}.frame-label .dim{color:var(--text-3);font-weight:450}.frame-surface{background:#fff;box-shadow:0 0 0 1px #ffffff0f,0 24px 60px #00000073;border-radius:2px;overflow:hidden}.frame-iframe{display:block;border:0;background:#fff}.overlay-layer{position:absolute;inset:0;pointer-events:none;z-index:5}.sel-box{position:absolute;border:1px solid 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var(--line-strong);border-radius:14px;box-shadow:var(--shadow-3);max-height:100%;display:flex;flex-direction:column;overflow:hidden;animation:pop var(--dur) var(--ease)}@keyframes pop{0%{opacity:0;transform:translateY(6px) scale(.99)}}.modal-head{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}.modal-title{font-size:14px;font-weight:650;flex:1}.modal-body{padding:16px;overflow-y:auto}.modal-foot{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:12px 16px;border-top:1px solid var(--line)}.palette{width:560px;max-width:100%;align-self:flex-start;margin-top:12vh}.palette-input{width:100%;height:46px;background:transparent;border:none;border-bottom:1px solid var(--line);padding:0 16px;font-size:14.5px;outline:none}.palette-list{max-height:380px;overflow-y:auto;padding:6px}.palette-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border:none;background:transparent;color:var(--text-1);border-radius:var(--radius);cursor:pointer;text-align:left;font-size:12.5px}.palette-item.is-active{background:var(--accent);color:#fff}.palette-item .sub{color:var(--text-3);font-size:11px}.palette-item.is-active .sub{color:#ffffffbf}.palette-group{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3);padding:10px 10px 4px}.insert-group{padding:8px 10px 4px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3)}.insert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:5px;padding:0 8px 8px}.insert-card{display:flex;align-items:center;gap:7px;padding:7px 8px;background:var(--bg-panel-2);border:1px solid var(--line-soft);border-radius:var(--radius);color:var(--text-2);font-size:11px;cursor:grab;text-align:left;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease)}.insert-card:hover{border-color:var(--accent-line);background:var(--bg-input);color:var(--text-1)}.insert-card:active{cursor:grabbing}.insert-card svg{color:var(--text-3);flex-shrink:0}.insert-card:hover svg{color:var(--accent-hi)}.asset-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;padding:8px}.asset-card{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:var(--bg-panel-2);cursor:grab;position:relative}.asset-card:hover{border-color:var(--accent-line)}.asset-thumb{aspect-ratio:4 / 3;display:grid;place-items:center;background:repeating-conic-gradient(#1a1d24 0% 25%,#15171c 0% 50%) 50% / 12px 12px;overflow:hidden}.asset-thumb img{max-width:100%;max-height:100%;object-fit:contain}.asset-meta{padding:5px 7px;font-size:10.5px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border-top:1px solid var(--line-soft)}.dropzone{margin:8px;padding:18px 12px;border:1.5px dashed var(--line-strong);border-radius:var(--radius-lg);text-align:center;color:var(--text-3);font-size:11.5px;cursor:pointer;transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),background var(--dur) var(--ease)}.dropzone:hover,.dropzone.is-over{border-color:var(--accent);color:var(--accent-hi);background:var(--accent-dim)}.code-panel{position:absolute;left:0;right:0;bottom:0;background:var(--bg-panel);border-top:1px solid var(--line);display:flex;flex-direction:column;z-index:20;box-shadow:0 -12px 40px #00000059}.code-tabs{display:flex;align-items:center;gap:2px;height:32px;padding:0 6px;border-bottom:1px solid var(--line-soft);flex-shrink:0}.code-tab{height:24px;padding:0 10px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--text-3);font-size:11.5px;font-weight:550;cursor:pointer;display:flex;align-items:center;gap:6px}.code-tab:hover{background:var(--bg-input);color:var(--text-1)}.code-tab.is-active{background:var(--bg-input-hover);color:var(--text-1)}.code-host{flex:1;min-height:0;position:relative}.code-resizer{position:absolute;top:-3px;left:0;right:0;height:6px;cursor:ns-resize;z-index:3}.code-error{padding:6px 12px;background:#ef444424;color:#fca5a5;font-size:11px;font-family:var(--mono);border-top:1px solid rgba(239,68,68,.3)}.toasts{position:fixed;bottom:16px;right:16px;display:flex;flex-direction:column;gap:8px;z-index:950}.toast{display:flex;align-items:center;gap:9px;background:var(--bg-elevated);border:1px solid var(--line-strong);border-radius:var(--radius);padding:9px 12px;font-size:12px;box-shadow:var(--shadow-2);min-width:220px;animation:slide-in var(--dur) var(--ease)}@keyframes slide-in{0%{opacity:0;transform:translate(12px)}}.toast--success{border-left:2px solid var(--ok)}.toast--warn{border-left:2px solid var(--warn)}.toast--error{border-left:2px solid var(--danger)}.toast--info{border-left:2px solid var(--info)}.preview-shell{position:fixed;inset:0;background:#0b0c10;z-index:700;display:flex;flex-direction:column}.preview-bar{display:flex;align-items:center;gap:8px;height:44px;padding:0 12px;border-bottom:1px solid var(--line);background:var(--bg-panel)}.preview-stage{flex:1;display:grid;place-items:center;overflow:auto;padding:20px;background:var(--bg-canvas)}.preview-device{background:#fff;box-shadow:var(--shadow-3);border-radius:3px;overflow:hidden;height:100%}.preview-device iframe{display:block;border:0;width:100%;height:100%}.tabs{display:flex;gap:1px;padding:5px 6px;border-bottom:1px solid var(--line-soft)}.tab{flex:1;height:23px;border:none;background:transparent;color:var(--text-3);font-size:11px;font-weight:550;border-radius:var(--radius-sm);cursor:pointer}.tab:hover{background:var(--bg-input);color:var(--text-1)}.tab.is-active{background:var(--bg-input-hover);color:var(--text-1)}.list-row{display:flex;align-items:center;gap:7px;padding:0 10px;height:28px;cursor:pointer;font-size:11.5px;color:var(--text-2)}.list-row:hover{background:var(--bg-panel-2);color:var(--text-1)}.list-row.is-active{background:var(--accent-dim);color:var(--text-1)}.badge{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:1px 5px;border-radius:3px;background:var(--bg-input-hover);color:var(--text-3)}.badge--accent{background:var(--accent-dim);color:var(--accent-hi)}.rule-card{border:1px solid var(--line-soft);border-radius:var(--radius-sm);overflow:hidden;background:var(--bg-panel-2);font-family:var(--mono);font-size:10.5px}.rule-card.is-target{border-color:var(--accent-line)}.rule-head{display:flex;align-items:center;gap:6px;padding:5px 7px;background:var(--bg-input);cursor:pointer;color:var(--text-2)}.rule-head:hover{color:var(--text-1)}.rule-sel{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#a5b4fc}.rule-decls{padding:5px 7px;display:flex;flex-direction:column;gap:2px;color:var(--text-3);max-height:140px;overflow-y:auto}.rule-decl{display:flex;gap:4px}.rule-prop{color:#7dd3fc}.rule-val{color:#fbbf24;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.spinner{width:13px;height:13px;border:1.6px solid var(--line-strong);border-top-color:var(--accent-hi);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.diff-line{font-family:var(--mono);font-size:11px;padding:1px 8px;white-space:pre-wrap;word-break:break-word}.diff-add{background:#10b9811f;color:#6ee7b7}.diff-del{background:#ef44441f;color:#fca5a5}.diff-ctx{color:var(--text-3)}.kbd{font-family:var(--mono);font-size:10px;background:var(--bg-input);border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:1px 4px;color:var(--text-2)}.text-toolbar{position:absolute;z-index:30;display:flex;align-items:center;gap:1px;background:var(--bg-elevated);border:1px solid var(--line-strong);border-radius:8px;padding:3px;box-shadow:var(--shadow-2)}.scroll-x{overflow-x:auto;overflow-y:hidden}.nowrap{white-space:nowrap}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mono{font-family:var(--mono)}.dim{color:var(--text-3)}.ad-slot{position:relative;flex:0 0 auto;margin:0;padding:18px 12px 12px;border-top:1px solid var(--line);background:var(--bg-panel-2, var(--bg-panel));overflow:hidden}.ad-slot__label{position:absolute;top:5px;left:12px;font-size:8.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);opacity:.65;pointer-events:none}.ad-house{display:flex;flex-direction:column;gap:5px;align-items:flex-start;padding:12px;border:1px dashed var(--line-strong);border-radius:var(--radius-sm, 6px);background:radial-gradient(140% 120% at 100% 0%,rgba(99,102,241,.12),transparent 60%),var(--bg-input, transparent)}.ad-house__title{margin:0;font-size:12px;font-weight:650;color:var(--text-1);letter-spacing:-.01em}.ad-house__body{margin:0;font-size:10.5px;line-height:1.5;color:var(--text-3)}.ad-house__cta{display:inline-flex;align-items:center;gap:5px;margin-top:3px;padding:4px 9px;border-radius:999px;border:1px solid var(--line-strong);background:var(--bg-elevated, transparent);color:var(--accent-hi);font-family:var(--mono);font-size:10.5px;font-weight:600;text-decoration:none;transition:border-color .15s ease,color .15s ease}.ad-house__cta:hover{border-color:var(--accent-hi);color:var(--text-1)}.ad-slot--horizontal .ad-house{flex-direction:row;align-items:center;gap:14px}.ad-slot--horizontal .ad-house__body{flex:1}.ad-slot--horizontal .ad-house__cta{margin-top:0;flex:0 0 auto}.ad-slot--dialog{margin:18px -18px -18px;border-top:1px solid var(--line);border-radius:0 0 var(--radius, 10px) var(--radius, 10px)}.ad-gate__backdrop{position:fixed;inset:0;z-index:900;display:grid;place-items:center;background:#06070ab8;backdrop-filter:blur(3px);animation:ad-gate-in .16s ease}@keyframes ad-gate-in{0%{opacity:0}to{opacity:1}}.ad-gate{width:min(400px,calc(100vw - 32px));background:var(--bg-panel);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow-3);overflow:hidden}.ad-gate__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 10px 11px 14px;border-bottom:1px solid var(--line-soft)}.ad-gate__title{font-size:12.5px;font-weight:600;color:var(--text-1)}.ad-gate .ad-slot{border-top:none}.ad-gate__foot{display:flex;justify-content:flex-end;gap:8px;padding:11px 12px;border-top:1px solid var(--line-soft)}.ad-gate__go{min-width:148px;justify-content:center}.ad-gate__go:disabled{opacity:.55;cursor:default}.ad-gate__ring{width:11px;height:11px;border-radius:50%;background:conic-gradient(currentColor var(--p, 0%),transparent 0);opacity:.7;flex:0 0 auto}