/* ListingLift — 自包含样式（不依赖任何 CDN，离线可渲染） */
:root{--ink:#0b1020;--blue:#2563eb;--green:#16a34a;--bg:#f8fafc;--line:#e2e8f0;--muted:#64748b}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff;line-height:1.6}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:880px;margin:0 auto;padding:0 20px}
header.nav{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-weight:800;font-size:20px}
.brand span{color:var(--blue)}
.nav a{color:var(--ink);font-size:14px;margin-left:18px}
.hero{background:linear-gradient(180deg,#eff6ff,#fff);padding:56px 0 40px;border-bottom:1px solid var(--line)}
.hero h1{font-size:38px;line-height:1.15;margin:0 0 14px;letter-spacing:-.02em}
.hero p.sub{font-size:18px;color:var(--muted);margin:0 0 24px;max-width:620px}
.cta-form{display:flex;gap:8px;flex-wrap:wrap;max-width:480px}
.cta-form input{flex:1;min-width:220px;padding:13px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:13px 20px;border:0;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer}
.btn.blue{background:var(--blue)}
.btn:hover{opacity:.92;text-decoration:none}
.note{font-size:13px;color:var(--muted);margin-top:8px}
.section{padding:44px 0}
h2{font-size:26px;margin:0 0 18px;letter-spacing:-.01em}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.card{display:block;border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(2,6,23,.08);text-decoration:none}
.card h3{margin:0 0 6px;font-size:17px;color:var(--ink)}
.card p{margin:0;font-size:14px;color:var(--muted)}
.card.soon{cursor:default;opacity:.85}
.card.soon:hover{transform:none;box-shadow:none}
.card h3 small{display:inline-block;font-size:11px;font-weight:700;color:#92400e;background:#fef3c7;border-radius:999px;padding:2px 8px;vertical-align:middle;margin-left:4px}
.ad-slot{margin:24px 0;border:1px dashed #cbd5e1;border-radius:12px;min-height:90px;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:13px;background:#f8fafc}
.aff{background:#ecfdf5;border:1px solid #a7f3d0;border-radius:14px;padding:18px;margin:24px 0}
.aff h3{margin:0 0 6px}
article{padding:36px 0;font-size:17px}
article h1{font-size:32px;line-height:1.2;margin:0 0 8px}
article .meta{color:var(--muted);font-size:14px;margin-bottom:24px}
article h2{font-size:22px;margin:30px 0 12px}
article p,article li{color:#1e293b}
article ul,article ol{padding-left:22px}
article .tip{background:#eff6ff;border-left:3px solid var(--blue);padding:12px 16px;border-radius:0 8px 8px 0;margin:18px 0}
footer{border-top:1px solid var(--line);background:var(--ink);color:#94a3b8;font-size:13px;margin-top:40px}
footer .wrap{padding:24px 20px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
footer a{color:#cbd5e1}
.badge{display:inline-block;background:#eff6ff;color:var(--blue);border:1px solid #bfdbfe;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;margin-bottom:14px}
.promptbox{background:#f1f5f9;border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:0 8px 8px 0;padding:12px 14px;margin:10px 0;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13.5px;white-space:pre-wrap;color:#0f172a}
.use{color:var(--muted);font-size:14px;margin:4px 0}
.price{display:flex;flex-direction:column;align-items:center;gap:6px;border:2px solid var(--blue);border-radius:16px;padding:24px;max-width:400px;margin:18px auto;text-align:center;background:#fff}
.price .amt{font-size:42px;font-weight:800;line-height:1}
.price .old{color:var(--muted);text-decoration:line-through;font-size:16px}
.inside{columns:2;gap:28px;font-size:15px}
.inside li{margin-bottom:8px}
@media(max-width:640px){.inside{columns:1}}
.guarantee{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:12px;padding:16px;text-align:center;color:#166534;font-size:14px;margin:20px auto;max-width:560px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:4px}
.field label{font-size:13px;color:var(--muted);font-weight:600}
.field input,.field select,.field textarea{padding:11px 12px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;width:100%;background:#fff}
.field textarea{min-height:72px;resize:vertical}
.field.full{grid-column:1/-1}
.outhead{display:flex;align-items:center;justify-content:space-between;margin:18px 0 6px}
.copybtn{background:var(--blue);color:#fff;border:0;border-radius:8px;padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer}