:root{--bg:#f1f2f4;--panel:#ffffff;--border:#e1e3e5;--text:#202223;--muted:#6d7175;--accent:#303030;--accent-hover:#1a1a1a;--field-border:#8a8a8a;--link:#005bd3;--success-bg:#e3f1df;--success-text:#0c5132}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:1.25rem;box-shadow:0 1px 2px rgba(0,0,0,.05)}.muted{color:var(--muted)}label{display:block;font-size:.85rem;color:var(--text);font-weight:500;margin-bottom:.35rem}input,select,textarea{width:100%;padding:.55rem .75rem;border-radius:8px;border:1px solid var(--field-border);background:#ffffff;color:var(--text);font-size:.95rem}input:focus,select:focus,textarea:focus{outline:2px solid var(--link);outline-offset:-1px}button{padding:.5rem 1rem;border-radius:8px;border:none;background:var(--accent);color:#fff;font-weight:600;cursor:pointer;font-size:.9rem}button:hover{background:var(--accent-hover)}button:disabled{cursor:default;opacity:.6}h1,h2,h3{line-height:1.2;color:var(--text)}.badge{display:inline-block;font-size:.72rem;padding:.15rem .55rem;border-radius:8px;background:var(--success-bg);color:var(--success-text);font-weight:600}.badge--warn{background:#fff1e0;color:#8a5300}.badge--neutral{background:#e3e5e7;color:#4a4d50}.spinner{width:14px;height:14px;border:2px solid;border-top:2px solid transparent;border-radius:50%;display:inline-block;animation:bg-spin .7s linear infinite;opacity:.7;flex:0 0 auto}@keyframes bg-spin{to{transform:rotate(1turn)}}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{background:#f6f6f7}.icon-btn{background:transparent;border:1px solid var(--border);color:var(--muted);width:36px;height:36px;padding:0;line-height:1;font-size:1.1rem}.icon-btn:hover{background:#fbeae5;color:#b42318}.topic-card{display:grid;grid-template-columns:168px 1fr auto;grid-gap:1rem;gap:1rem;align-items:center;padding:.9rem 0;border-top:1px solid var(--border)}.topic-card .thumb{width:168px;aspect-ratio:21/9;border-radius:8px;overflow:hidden;background:#eef0f2;display:flex;align-items:center;justify-content:center;position:relative}.topic-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}.topic-actions{flex-direction:column;align-items:stretch;min-width:168px}.topic-actions,.topic-actions .row{display:flex;gap:6px}@media (max-width:640px){.topic-card{grid-template-columns:1fr}.topic-card .thumb{width:100%}.topic-actions{flex-direction:row;flex-wrap:wrap}}.img-row{display:grid;grid-template-columns:220px 1fr;grid-gap:1rem;gap:1rem;padding:1rem 0;border-top:1px solid var(--border);align-items:start}.img-row:first-of-type{border-top:none}.img-row .thumb{border-radius:8px;overflow:hidden;background:#eef0f2;position:relative;display:flex;align-items:center;justify-content:center}.img-row .thumb img{width:100%;height:100%;object-fit:cover;display:block}.thumb-overlay{position:absolute;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;gap:8px;color:#fff;font-size:.8rem}details.prompt-drop>summary{cursor:pointer;font-size:.82rem;color:var(--link);list-style:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}details.prompt-drop>summary::-webkit-details-marker{display:none}details.prompt-drop>summary:before{content:"▸ "}details.prompt-drop[open]>summary:before{content:"▾ "}@media (max-width:640px){.img-row{grid-template-columns:1fr}}