:root{color-scheme:light;--ink:#293c38;--muted:#65746f;--paper:#f7f4ed;--card:#fffdf8;--line:#dfdfd2;--accent:#36695a;--accent-light:#e5eee4}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,'PingFang TC','Microsoft JhengHei',sans-serif}button,input,select{font:inherit;color:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,select,.action{min-height:44px}button{cursor:pointer;border:1px solid var(--line);border-radius:12px;background:var(--card);padding:10px 14px}button:disabled{opacity:.5;cursor:default}button[aria-pressed=true]{background:var(--accent-light);border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #b98537;outline-offset:3px}a{color:var(--accent)}[hidden]{display:none!important}.shell{max-width:1160px;margin:auto;padding:24px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}.topbar nav{display:flex;gap:16px;flex-wrap:wrap}.topbar a{min-height:44px;display:inline-flex;align-items:center;text-decoration:none;font-size:14px}.brand{font-weight:800;letter-spacing:.03em}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--muted)}h1{font-size:clamp(26px,4vw,40px);letter-spacing:-.04em;margin:6px 0 10px}h2{font-size:17px;margin:0 0 14px}p{line-height:1.7}.lede{color:var(--muted);margin:0 0 26px;font-size:15px}.studio{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);gap:28px;align-items:start}.preview-panel{position:sticky;top:20px;padding:24px;background:#e6e9df;border-radius:24px;text-align:center}.preview-wrap{position:relative;margin:auto;width:min(100%,220px);box-shadow:0 16px 42px #213c3829;border:7px solid #243830;border-radius:26px;overflow:hidden;touch-action:none}.preview-wrap.desktop{width:100%;border:6px solid #243830;border-radius:10px}.preview-wrap canvas{display:block;width:100%;height:auto;cursor:grab}.preview-wrap.dragging canvas{cursor:grabbing}.guide{position:absolute;inset:0;pointer-events:none;color:white;text-shadow:0 1px 8px #0008}.clock{position:absolute;top:10%;left:0;right:0;font-size:clamp(30px,5vw,55px);font-weight:700;letter-spacing:-.06em}.clock small{display:block;font-size:12px;font-weight:500;letter-spacing:0}.icons{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;position:absolute;top:20%;left:10%;right:10%}.icons i{width:30px;height:30px;border-radius:8px;background:#ffffff6b;border:1px solid #ffffffb5;justify-self:center}.desktop .icons{grid-template-columns:1fr;left:5%;right:auto;top:10%;gap:10px}.desktop .icons i{width:22px;height:22px}.preview-caption{font-size:12px;color:var(--muted);margin:16px 0 0}.guide-controls{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:18px}.guide-controls button{font-size:13px;background:#ffffffa8}.controls{display:grid;gap:16px;min-width:0}.panel{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px}.field{display:block;margin:12px 0;font-size:14px}.field span{display:flex;justify-content:space-between;gap:6px;margin-bottom:8px}.field select{width:100%;border:1px solid var(--line);border-radius:10px;background:white;padding:10px}.field input[type=range]{width:100%;min-height:32px;accent-color:var(--accent)}.tabs,.button-row{display:flex;gap:8px;flex-wrap:wrap}.tabs button{flex:1;font-size:13px;padding:9px}.picker{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px;max-height:235px;overflow:auto;padding:3px}.pick{padding:7px;display:flex;flex-direction:column;justify-content:flex-end;gap:7px;font-size:11px;line-height:1.3;min-width:0}.pick img{width:100%;height:78px;object-fit:contain;background:#f0eee7;border-radius:7px}.pick small{font-size:10px;color:var(--muted)}.backgrounds{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.swatch{height:46px;padding:0;overflow:hidden;position:relative;border-radius:9px}.swatch img{width:100%;height:100%;object-fit:cover}.swatch:after{content:'';position:absolute;inset:0;border:3px solid transparent}.swatch[aria-pressed=true]:after{border-color:var(--accent);border-radius:8px}.hint{font-size:12px;color:var(--muted);line-height:1.6;margin:12px 0 0}.primary,.action{background:var(--accent);color:white;border:1px solid var(--accent);border-radius:12px;padding:12px 18px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.export-row{display:flex;gap:8px;flex-wrap:wrap}.export-row .primary{flex:1}#status{margin:12px 0 0;font-size:13px;min-height:22px;line-height:1.5}#output{margin-top:18px}#output img{max-width:100%;max-height:360px;object-fit:contain;display:block;margin:12px auto;border-radius:10px}footer{margin-top:32px;font-size:12px;color:var(--muted)}.tag{font-size:11px;padding:5px 9px;border-radius:20px;background:#e5ebe1}.split{display:flex;align-items:center;justify-content:space-between;gap:8px}.notice{background:#faf0d8;border:1px solid #e6cf98;border-radius:12px;padding:12px;font-size:13px}.preview-wrap.loading{opacity:.6}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
@media(max-width:720px){.shell{padding:16px}.topbar{margin-bottom:18px;align-items:flex-start}.topbar nav{gap:12px;justify-content:flex-end}.brand{font-size:13px}.topbar a{font-size:12px}h1{font-size:30px}.lede{font-size:14px;margin-bottom:20px}.studio{grid-template-columns:minmax(0,1fr);gap:16px}.preview-panel{position:static;padding:18px;border-radius:20px}.preview-wrap{width:160px;max-height:none}.clock{font-size:38px}.clock small{font-size:10px}.icons{gap:10px}.icons i{width:22px;height:22px}.preview-wrap.desktop{width:100%}.panel{padding:16px}.picker{grid-template-columns:repeat(3,minmax(0,1fr))}.pick img{height:70px}.guide-controls{margin-top:12px}.guide-controls button{font-size:12px}.preview-caption{margin-top:10px}footer{margin-top:24px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}