:root{--bg:#0a0e1a;--card:#111827;--border:#1f2937;--text:#e5e7eb;--muted:#9ca3af;--accent:#6366f1;--accent2:#22d3ee;--ok:#34d399;--bad:#f87171}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.container{max-width:900px;margin:0 auto;padding:32px 24px 64px}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.logo{font-size:1.5rem;font-weight:800;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}.engines{font-size:.85rem;color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px;margin-bottom:20px}.card h2{font-size:1.05rem;margin-bottom:16px}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.form-grid .full{grid-column:1/-1}label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:6px}input,textarea{width:100%;padding:11px 14px;border-radius:9px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:.95rem;font-family:inherit}input:focus,textarea:focus{outline:2px solid var(--accent)}textarea{resize:vertical;min-height:76px}.btn{padding:12px 28px;border:none;border-radius:10px;background:linear-gradient(90deg,var(--accent),#4f46e5);color:#fff;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .15s,opacity .15s}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-row{display:flex;align-items:center;gap:14px;margin-top:16px}.hint{font-size:.82rem;color:var(--muted)}.score-hero{display:flex;align-items:center;gap:24px}.score-num{font-size:3.4rem;font-weight:800;line-height:1}.score-num small{font-size:1.1rem;color:var(--muted);font-weight:400}.score-label{color:var(--muted);font-size:.9rem}.bar-row{display:flex;align-items:center;gap:12px;padding:6px 0}.bar-name{width:140px;font-size:.9rem;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar-track{flex:1 1;height:18px;background:var(--bg);border-radius:5px;overflow:hidden}.bar-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:5px;transition:width .5s}.bar-fill.self{background:linear-gradient(90deg,#059669,var(--ok))}.bar-pct{width:44px;font-size:.85rem;color:var(--muted)}.result-line{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);font-size:.9rem}.result-line:last-child{border:none}.tag{flex-shrink:0;width:86px;color:var(--muted)}.hit{color:var(--ok)}.miss{color:var(--bad)}.excerpt{color:var(--muted);font-size:.82rem}.advice{white-space:pre-wrap;font-size:.92rem;line-height:1.75}.error-box{background:#7f1d1d33;border:1px solid #7f1d1d;color:#fca5a5;border-radius:10px;padding:14px 18px;margin-bottom:20px;font-size:.9rem}.history-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border);font-size:.88rem;color:var(--muted)}.history-item:last-child{border:none}.history-item b{color:var(--text)}.btn-secondary{background:transparent;border:1px solid var(--accent);color:var(--accent)}.btn-secondary:hover:not(:disabled){background:#6366f122}.notice-box{background:#14532d33;border:1px solid #14532d;color:#86efac;border-radius:10px;padding:14px 18px;margin-bottom:20px;font-size:.9rem}.brand-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}.brand-row:last-child{border:none}.brand-actions{display:flex;gap:8px;flex-shrink:0}.mini-btn{padding:6px 14px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:.82rem;cursor:pointer}.mini-btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent2)}.mini-btn:disabled{opacity:.5;cursor:not-allowed}.mini-btn.danger:hover{border-color:var(--bad);color:var(--bad)}.plan-card{position:relative;display:flex;flex-direction:column}.plan-card.hot{border-color:var(--accent)}.hot-badge{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;font-size:.68rem;font-weight:800;padding:3px 12px;border-radius:999px}.user-box{font-size:.82rem}.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--muted);border-top-color:var(--accent2);border-radius:50%;animation:spin .8s linear infinite;vertical-align:-3px;margin-right:8px}@keyframes spin{to{transform:rotate(1turn)}}.site-footer{text-align:center;padding:24px 0 8px;font-size:.82rem;color:var(--muted)}.site-footer a{color:var(--muted);text-decoration:none}.site-footer a:hover{color:var(--accent2)}.legal h1{font-size:1.5rem;margin-bottom:12px}.legal h3{font-size:1rem;margin:22px 0 8px}.legal p{color:var(--muted);font-size:.92rem}