:root{--bg:#f6f7f9;--panel:#fff;--panel-strong:#f0f7f4;--text:#17202a;--muted:#5d6975;--line:#d8dee5;--line-strong:#c3ccd5;--accent:#0f766e;--accent-strong:#0b5f59;--danger:#b42318;--success:#157347;--warning:#9a5b00;--focus:#2563eb}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{min-width:320px;margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}.page-shell{max-width:1240px;min-height:100vh;margin:0 auto;padding:32px}.workspace-header{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:24px;display:flex}.eyebrow{color:var(--accent);text-transform:uppercase;margin:0 0 6px;font-size:.78rem;font-weight:700}h1,h2,p{margin:0}h1{font-size:2rem;line-height:1.15}h2{font-size:1rem;line-height:1.3}.api-pill{border:1px solid var(--line);color:var(--muted);overflow-wrap:anywhere;background:#fff;border-radius:999px;flex:0 auto;align-items:center;gap:8px;max-width:min(100%,460px);min-height:36px;padding:8px 12px;font-size:.85rem;display:flex}.upload-grid{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:18px;display:grid}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:20px}.section-heading{border-bottom:1px solid var(--line);align-items:center;gap:12px;margin-bottom:18px;padding-bottom:14px;display:flex}.section-heading svg{color:var(--accent);flex:none}.section-heading p{color:var(--muted);margin-top:2px;font-size:.85rem}.field-grid{gap:14px;display:grid}.two-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.field{flex-direction:column;gap:7px;margin-bottom:14px;display:flex}.field span{color:var(--muted);font-size:.82rem;font-weight:700}.field input,.field select,.field textarea{border:1px solid var(--line-strong);color:var(--text);background:#fff;border-radius:6px;width:100%;min-height:42px;padding:10px 11px}.field textarea{resize:vertical;line-height:1.45}.field input:focus,.field select:focus,.field textarea:focus,.drop-zone:focus-within,.icon-button:focus,.primary-button:focus{outline:2px solid var(--focus);outline-offset:2px}.drop-zone{background:var(--panel-strong);border:1px dashed var(--accent);color:var(--accent-strong);text-align:center;border-radius:8px;justify-content:center;align-items:center;gap:12px;min-height:120px;padding:18px;display:flex;position:relative}.drop-zone input{opacity:0;width:100%;height:100%;position:absolute;inset:0}.drop-zone span{font-weight:700}.asset-list{flex-direction:column;gap:10px;margin:16px 0;display:flex}.empty-state{border:1px solid var(--line);color:var(--muted);border-radius:8px;justify-content:center;align-items:center;min-height:72px;display:flex}.asset-row{border:1px solid var(--line);border-radius:8px;grid-template-columns:56px minmax(0,1fr) 34px;align-items:center;gap:12px;min-height:70px;padding:8px;display:grid}.asset-thumb{color:var(--muted);background:#eef2f7;border-radius:6px;justify-content:center;align-items:center;width:54px;height:54px;display:flex;overflow:hidden}.asset-thumb img{object-fit:cover;width:100%;height:100%}.asset-copy{flex-direction:column;gap:4px;min-width:0;display:flex}.asset-copy strong,.asset-copy span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.asset-copy strong{font-size:.92rem}.asset-copy span{color:var(--muted);font-size:.8rem}.icon-button{border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:6px;justify-content:center;align-items:center;width:34px;height:34px;display:flex}.submit-bar{border:1px solid var(--line);background:#fff;border-radius:8px;grid-column:1/-1;justify-content:space-between;align-items:center;gap:16px;min-height:72px;padding:14px 16px;display:flex}.status-line{color:var(--muted);align-items:center;gap:8px;min-width:0;display:flex}.status-line span{overflow-wrap:anywhere}.status-succeeded{color:var(--success)}.status-failed{color:var(--danger)}.status-submitting{color:var(--warning)}.primary-button{background:var(--accent);border:1px solid var(--accent);color:#fff;border-radius:6px;flex:none;justify-content:center;align-items:center;gap:9px;min-height:42px;padding:10px 14px;display:inline-flex}.primary-button:hover:not(:disabled){background:var(--accent-strong)}.primary-button:disabled{opacity:.72}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:920px){.page-shell{padding:18px}.workspace-header{flex-direction:column;align-items:flex-start}.upload-grid{grid-template-columns:1fr}.submit-bar{flex-direction:column;align-items:stretch}.primary-button{width:100%}}@media (max-width:620px){h1{font-size:1.55rem}.two-columns{grid-template-columns:1fr}.panel{padding:16px}}