:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#283b35;background:#f3f1eb;font-synthesis:none;--ink:#283b35;--muted:#7b827a;--border:#dfdfd5;--accent:#35594c;--panel:#fffefa}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;border:1px solid var(--border);border-radius:7px;background:#fffefa;color:var(--ink);padding:8px 12px;transition:background .15s,border-color .15s}button:hover:not(:disabled){background:#f0f3ec;border-color:#acb8ab}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:3px solid #90ab8c;outline-offset:3px}button:disabled{opacity:.38;cursor:not-allowed}button.active,button[aria-pressed=true]{background:#e4ede2;border-color:#95aa91}.app-header{min-height:88px;display:flex;align-items:center;justify-content:space-between;padding:20px 30px;border-bottom:1px solid var(--border);gap:20px;background:#f8f7f2}.brand{display:flex;gap:22px;align-items:center}.brand>a{font-size:21px;letter-spacing:1.5px;font-weight:760;color:var(--ink);text-decoration:none}.divider{height:32px;width:1px;background:#d6d9cf}.brand h1{font-size:17px;margin:0 0 5px;font-weight:650;letter-spacing:.3px}.brand p{margin:0;color:var(--muted);font-size:11px;letter-spacing:1px}.header-actions{display:flex;align-items:center;gap:20px}.header-actions>span{font-size:11px;color:var(--muted)}button.primary{background:var(--accent);color:#fff;border-color:var(--accent);padding:12px 18px;font-weight:600}.primary span{margin-left:20px}.primary:hover:not(:disabled){background:#244739}main{padding:24px 26px 40px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 278px;gap:22px;align-items:start}.canvas-column{min-width:0}.canvas-toolbar{display:flex;justify-content:space-between;align-items:center;padding:0 0 12px;gap:10px;font-size:12px}.toolbar-group{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.canvas-label{font-size:13px;font-weight:650}.size-label{font-size:11px;color:var(--muted);margin-left:8px;letter-spacing:.6px}.canvas-toolbar button{font-size:11px;padding:6px 9px;background:transparent;border-color:transparent}.canvas-toolbar button:hover{background:#e7e9df}.toolbar-divider{height:19px;width:1px;background:var(--border);margin:0 3px}.stage-surround{padding:0;background:#e5e4dd;border-radius:6px;box-shadow:0 10px 35px #333a2f0a}.stage{position:relative;width:100%;aspect-ratio:52/15;background:#f7f6f1;overflow:hidden;border-radius:4px;box-shadow:0 0 0 1px #d9ddd3}.stage.drag-over{outline:3px dashed #628c72;outline-offset:4px}canvas{width:100%;height:100%;display:block;touch-action:none;cursor:default}.loading{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;background:#f7f6f1;z-index:2;font-size:13px}.loading>span:last-child{font-size:11px;color:var(--muted)}.loading[hidden]{display:none}.spinner{width:25px;height:25px;border:2px solid #dce4d8;border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.canvas-caption{font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;padding:14px 0 18px;line-height:1.8}.status-dot{display:inline-block;width:6px;height:6px;background:#608269;border-radius:50%;margin-right:7px}kbd{font-family:inherit;font-size:9px;border:1px solid #d8dcd0;border-radius:3px;padding:1px 4px;background:#fafaf6}.asset-panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:22px 22px 18px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.eyebrow{display:block;font-size:8px;letter-spacing:2.2px;color:#969b8d;margin-bottom:6px}.panel-heading h2{font-size:17px;font-weight:600;margin:0}.panel-heading h2 span{font-size:11px;color:var(--muted);font-weight:400;margin-left:8px}.panel-heading p{color:var(--muted);font-size:11px;margin:0}.asset-tabs{display:flex;gap:5px;flex-wrap:wrap;margin:19px 0 16px}.asset-tabs button{font-size:11px;border-color:transparent;background:transparent;border-radius:5px;padding:6px 10px}.asset-tabs button.active{background:#e8ede3;color:#35594c}.asset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(105px,1fr));gap:12px;max-height:380px;overflow-y:auto;padding:2px 3px 4px}.asset-card{padding:0;border:1px solid #e9e9e1;border-radius:7px;background:#fafaf6;overflow:hidden;position:relative;min-width:0}.asset-card:hover:not(:disabled){background:#f0f2e9;transform:translateY(-1px)}.asset-card img{width:100%;height:92px;object-fit:contain;padding:10px;display:block;pointer-events:none}.asset-card span{display:block;text-align:left;padding:8px 10px;border-top:1px solid #ededdf;font-size:10px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.asset-card .plus{position:absolute;right:7px;top:5px;width:19px;height:19px;border-radius:50%;color:#6a8070;font-size:16px;line-height:18px;background:#fffefadb;text-align:center;opacity:0}.asset-card:hover .plus{opacity:1}.project-bar{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:20px;padding:0 2px}.project-bar strong{display:block;font-size:11px;font-weight:500;margin-bottom:5px}.project-bar span{font-size:10px;color:var(--muted)}.project-bar button{font-size:10px;padding:7px 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transparent;border-radius:6px;padding:4px;gap:7px;cursor:pointer;min-width:0;background:#fffefa}.layer-row:hover{background:#f4f6ee}.layer-row.selected{background:#eaf0e4;border-color:#bacbb0}.layer-row.hidden-layer{opacity:.45}.layer-thumb{width:36px;height:30px;object-fit:contain;background:#f3f3eb;border-radius:3px;padding:2px;flex-shrink:0}.layer-name{font-size:10px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.layer-row button{border:0;background:transparent;padding:5px;color:#8c9787;font-size:12px;min-width:23px}.layer-row button:hover{background:#dfe8d6}.layer-lock{font-size:9px;color:#9c9f8e}.sidebar-note{font-size:9px;color:#969c8e;line-height:1.8;margin:0 8px}#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);background:#2d453bdc;backdrop-filter:blur(10px);color:#fff;padding:12px 20px;border-radius:8px;font-size:12px;pointer-events:none;opacity:0;transition:.2s;z-index:50;max-width:90vw;text-align:center}#toast.visible{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(min-width:1800px){main{padding:30px 38px}.workspace{grid-template-columns:minmax(0,1fr) 300px;gap:28px}.asset-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.asset-card img{height:110px}.stage-surround{margin-top:6px}}@media(max-width:1100px){.workspace{grid-template-columns:minmax(0,1fr) 245px;gap:15px}main{padding:18px}.app-header{padding:18px}.asset-grid{grid-template-columns:repeat(auto-fill,minmax(95px,1fr))}.canvas-caption{font-size:9px}.canvas-caption>span:last-child{display:none}.project-bar{align-items:flex-start;flex-direction:column;gap:12px}.inspector{padding:15px}.header-actions>span{display:none}.canvas-toolbar button{padding:5px}.asset-panel{padding:17px}.asset-card img{height:82px}}@media(max-width:760px){.app-header{padding:15px 14px;min-height:75px}.brand{gap:12px}.brand>a{font-size:15px;letter-spacing:.8px}.brand .divider{display:none}.brand h1{font-size:13px;margin:0}.brand p{display:none}.header-actions{gap:0}.primary span{display:none}button.primary{padding:10px;font-size:11px}main{padding:14px 12px 30px}.workspace{display:flex;flex-direction:column;gap:18px}.canvas-column{width:100%}.sidebar{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:12px}.sidebar-note{grid-column:1/-1}.canvas-toolbar{gap:5px}.canvas-label{font-size:11px}.size-label{font-size:9px;margin-left:0}.canvas-toolbar .toolbar-group{gap:2px}.canvas-toolbar button{font-size:9px;padding:5px 4px}.canvas-toolbar button span{display:none}.canvas-toolbar .toolbar-divider{display:none}.canvas-caption{padding:10px 0 14px;font-size:9px}.asset-panel{padding:15px}.panel-heading p{font-size:9px}.panel-heading h2{font-size:15px}.asset-tabs{gap:1px;margin:14px 0 12px}.asset-tabs button{font-size:10px;padding:6px 8px}.asset-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;max-height:320px}.asset-card img{height:72px;padding:6px}.asset-card span{font-size:8px;padding:7px}.project-bar{margin-top:14px;gap:10px}.project-bar strong{font-size:10px}.project-bar span{font-size:9px}.project-bar button{font-size:9px}.layer-list{max-height:430px}.inspector,.layers-panel{padding:13px 10px}.side-heading h2{font-size:12px}.field-row{gap:6px}.field-row label{font-size:9px}.layer-thumb{width:29px}.layer-name{font-size:9px}.layer-row{gap:4px;padding:3px}.layer-row button{font-size:10px;min-width:18px;padding:3px}.button-pair{gap:5px}.button-pair button{font-size:9px}.object-actions button{font-size:9px;padding:6px 5px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}
/* Canvas-only magnification: the page stays fitted while the artwork pans horizontally. */
.stage-surround{overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;scrollbar-color:#a5b09d #e5e4dd;max-width:100%}.stage{flex-shrink:0}.canvas-zoom{font:inherit;font-size:10px;color:#52684f;border:1px solid #d7ddce;border-radius:5px;padding:5px 20px 5px 7px;margin-left:10px;background:#f8f9f2;cursor:pointer;max-width:108px}.canvas-zoom:focus-visible{outline:2px solid #90ab8c;outline-offset:2px}@media(max-width:760px){.canvas-toolbar{flex-wrap:wrap}.canvas-zoom{font-size:9px;margin-left:5px;padding:4px 15px 4px 5px}.canvas-toolbar>.toolbar-group:last-child{margin-left:auto}}
/* Pointer-based asset dragging also works in embedded browsers without HTML5 DnD. */
.asset-card{touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab}.asset-card.asset-dragging{opacity:.45;cursor:grabbing}.asset-drag-ghost{position:fixed;z-index:1000;width:116px;border:1px solid #aebfa4;border-radius:8px;background:#fffef5eb;box-shadow:0 8px 28px #1b332d24;pointer-events:none;padding:9px;transform:rotate(-3deg)}.asset-drag-ghost img{display:block;width:100%;height:72px;object-fit:contain}.asset-drag-ghost span{display:block;font-size:10px;text-align:center;color:#436046;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:5px}