:root{--staples-red:#c8102e;--ink:#1b1b1b;--muted:#6b7280;--bg:#f6f7fb;--panel:#ffffff;--line:#e5e7eb}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";color:var(--ink);background:linear-gradient(180deg,#fff,var(--bg))}.wrap{max-width:1100px;margin:0 auto;padding:16px}.topbar{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 16px;position:sticky;top:12px;z-index:10}.brand{display:flex;gap:12px;align-items:center}.brandMark{width:12px;height:42px;background:var(--staples-red);border-radius:999px}.brandTitle{font-weight:800;letter-spacing:.2px}.brandSub{font-size:12px;color:var(--muted);margin-top:2px}.grid{display:grid;grid-template-columns:380px 1fr;gap:14px;margin-top:14px}@media(max-width:980px){.grid{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px}h2{margin:0 0 10px;font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:#111827}.row{margin-top:12px;display:flex;flex-direction:column;gap:6px}.row.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{font-size:12px;color:var(--muted)}input[type=file]{width:100%;padding:10px;border:1px dashed #d1d5db;border-radius:12px;background:#fafafa}input[type=number],select{width:100%;padding:10px;border:1px solid var(--line);border-radius:12px;font-size:14px}.check{display:flex;align-items:center;gap:8px;color:var(--ink);font-size:13px}.check input{accent-color:var(--staples-red)}button{padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:700}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--staples-red);border-color:var(--staples-red);color:#fff}button.ghost{background:#fff}.meta{margin-top:10px;font-size:12px;color:var(--muted)}.status{margin-top:8px;font-size:13px;color:#111827;min-height:18px}#preview{width:100%;height:auto;border-radius:12px;border:1px solid var(--line);background:#fff}.hint{margin-top:8px;font-size:12px;color:var(--muted)}