:root{--bg:#f4f5f7;--panel:#fff;--ink:#1f2933;--muted:#616e7c;--line:#d2d6dc;--accent:#2563eb;--accent-ink:#fff;--good:#1f7a3d;--warn:#9a6a00;--bad:#b42318}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}.shell{max-width:760px;margin:0 auto;padding:24px 16px 64px}h1{font-size:1.4rem;margin:0 0 4px}h2{font-size:1.1rem;margin:24px 0 8px}p.muted{color:var(--muted);margin-top:0}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:16px}label{display:block;font-weight:600;margin:12px 0 4px;font-size:.92rem}input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}textarea{min-height:140px;resize:vertical}.hint{color:var(--muted);font-size:.82rem;margin-top:4px}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);padding:10px 16px;border-radius:8px;font:inherit;font-weight:600;cursor:pointer}button.secondary{background:#fff;color:var(--accent)}button:disabled{opacity:.55;cursor:not-allowed}.row{gap:10px;margin-top:16px}.row,.steps{display:flex;flex-wrap:wrap}.steps{gap:6px;margin-bottom:16px;font-size:.8rem;color:var(--muted)}.steps .on{color:var(--accent);font-weight:700}.choice{display:grid;grid-gap:10px;gap:10px;grid-template-columns:1fr 1fr}.choice button{text-align:left;padding:16px;height:100%}.choice .desc{display:block;font-weight:400;font-size:.85rem;opacity:.9;margin-top:6px}.score{display:inline-block;font-weight:700;padding:4px 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#c7d2fe}.banner.err{background:#fbe4e1;color:var(--bad);border:1px solid #f3b4ad}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.topbar .who{color:var(--muted);font-size:.85rem}pre.draft{white-space:pre-wrap;word-wrap:break-word;background:#fafbfc;border:1px solid var(--line);border-radius:8px;padding:14px;font:inherit}.app-header{display:flex;justify-content:flex-end;align-items:center;margin-bottom:10px}.lang-switch{display:inline-flex;gap:4px}.lang-btn{background:#fff;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:3px 9px;font-size:.78rem;font-weight:600;cursor:pointer}.lang-btn.lang-on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.banner.beta{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa}.banner.warn{background:#fffbeb;color:#92400e;border:1px solid #fde68a}.banner.warn .row{margin-top:8px}.banner.info{background:#eef2ff;color:#3730a3;border:1px solid #c7d2fe}.credit-box{border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin-bottom:12px;background:#fff;font-size:.82rem}.credit-title{font-weight:700;color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}.credit-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.credit-label{min-width:92px;color:var(--muted)}.credit-label.extra{color:#7c3aed;font-weight:600}.credit-bar{flex:1 1;min-width:90px;height:8px;background:var(--line);border-radius:4px;overflow:hidden}.credit-bar>span{display:block;height:100%;background:var(--accent)}.credit-bar.level-warn>span{background:#d29922}.credit-bar.level-bad>span{background:var(--bad)}.credit-nums{color:var(--ink);white-space:nowrap}.credit-sub{color:var(--muted);font-size:.72rem;margin:2px 0 0 92px}.credit-note{margin-top:6px}.progress-box{border:1px solid #c7d2fe;background:#eef2ff;color:#3730a3;border-radius:8px;padding:12px 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