:root{--bg:#f6f6f4;--panel:#fff;--text:#1d1d1f;--muted:#6b6b70;--line:#deded9;--accent:#2f5bd3;--accent-text:#fff;--warn-bg:#fff4d6;--warn-text:#6b4a00;--err-bg:#fde7e7;--err-text:#8a1c1c;--note-bg:#e9f0ff;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.45}*{box-sizing:border-box}body{background:var(--bg);margin:0}.app{max-width:1120px;margin:0 auto;padding:24px 16px 48px}header h1{margin:0 0 4px;font-size:1.5rem}header p{max-width:60ch;margin:0 0 20px}.muted{color:var(--muted)}main{grid-template-columns:minmax(260px,340px) 1fr;align-items:start;gap:24px;display:grid}@media (width<=760px){main{grid-template-columns:1fr}}.left,.right{flex-direction:column;gap:16px;min-width:0;display:flex}.dropzone{border:2px dashed var(--line);background:var(--panel);text-align:center;cursor:pointer;border-radius:12px;flex-direction:column;align-items:center;gap:6px;padding:28px 16px;display:flex}.dropzone.compact{padding:12px 16px}.dropzone.over,.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent);outline:none}.dropzone .muted{font-size:.85rem}.controls{border:1px solid var(--line);background:var(--panel);border-radius:12px;flex-direction:column;gap:14px;margin:0;padding:12px 16px 16px;display:flex}.controls legend{padding:0 4px;font-weight:600}.controls:disabled{opacity:.55}.slider{flex-direction:column;gap:4px;display:flex}.slider .row{justify-content:space-between;display:flex}.slider output{font-variant-numeric:tabular-nums;color:var(--muted)}.slider input{width:100%;accent-color:var(--accent)}.disabled{opacity:.5}.toggle{cursor:pointer;align-items:flex-start;gap:10px;display:flex}.toggle input{accent-color:var(--accent);margin-top:3px}.toggle small{color:var(--muted);font-size:.8rem;display:block}.toggle.inline{align-items:center}button{font:inherit;cursor:pointer;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:8px 14px}button:disabled{cursor:not-allowed;opacity:.5}button.primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent);align-self:flex-start;font-weight:600}button.secondary{align-self:flex-start}.status{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.status li{background:var(--panel);border:1px solid var(--line);overflow-wrap:anywhere;border-radius:8px;padding:6px 10px}.status li.muted{background:0 0;border:none;padding:0 2px;font-size:.85rem}.status li.warning{background:var(--warn-bg);color:var(--warn-text);border-color:#0000}.status li.error{background:var(--err-bg);color:var(--err-text);border-color:#0000}.status li.note{background:var(--note-bg);border-color:#0000}.error{color:var(--err-text)}.swatch{vertical-align:-.15em;border:1px solid #0000004d;border-radius:3px;width:1em;height:1em;display:inline-block}.preview-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.segmented{border:1px solid var(--line);border-radius:8px;display:inline-flex;overflow:hidden}.segmented button{border:none;border-radius:0;padding:6px 12px}.segmented button.on{background:var(--accent);color:var(--accent-text)}.preview{aspect-ratio:1;border:1px solid var(--line);border-radius:12px;width:100%;max-width:576px;height:auto;transition:opacity .15s;display:block}.preview.checker{background-color:#fff;background-image:linear-gradient(45deg,#d9d9d9 25%,#0000 25%),linear-gradient(-45deg,#d9d9d9 25%,#0000 25%),linear-gradient(45deg,#0000 75%,#d9d9d9 75%),linear-gradient(-45deg,#0000 75%,#d9d9d9 75%);background-position:0 0,0 12px,12px -12px,-12px 0;background-size:24px 24px}.preview.dimmed{opacity:.85}.placeholder{border:1px dashed var(--line);aspect-ratio:1;border-radius:12px;place-items:center;max-width:576px;display:grid}.view-options{flex-wrap:wrap;align-items:center;gap:10px 18px;display:flex}.bg-picker{flex-wrap:wrap;align-items:center;gap:6px 10px;display:flex}.bg-picker small{font-size:.8rem}.swatches{align-items:center;gap:6px;display:inline-flex}.swatch-btn{border:1px solid #00000059;border-radius:50%;width:26px;height:26px;padding:0}.swatch-btn.on{outline:2px solid var(--accent);outline-offset:2px}.bg-picker input[type=color]{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:6px;width:34px;height:28px;padding:0 2px}.preview.phone{aspect-ratio:auto;background:0 0;border:none;border-radius:0;align-self:flex-start;width:auto;max-width:100%;height:min(72vh,720px)}.overlay-toggles{flex-wrap:wrap;gap:8px 18px;display:flex}.status li.meta{white-space:nowrap;align-items:baseline;gap:.35em;display:flex}.meta-name{text-overflow:ellipsis;min-width:0;overflow:hidden}.meta-dims{flex:none}.meta-ms{font-variant-numeric:tabular-nums;flex:none;width:10ch}.meta-busy{text-align:right;width:7.5em;color:var(--accent);flex:none;margin-left:auto}.swap{display:inline-grid}.swap>span{grid-area:1/1}