:root{
  --brand:#ea580c;
  --accent:#d97706;
  --bg:#fffbf5;
  --ink:#1c1917;
  --line:#f0e2d2;
  --soft:#fff4e8;
  --muted:#7c6a5a;
  --radius:16px;
  --radius-sm:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  font-size:13.5px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
.mono{font-family:'SFMono-Regular',Menlo,Consolas,monospace}

/* ===== layout ===== */
.shell{display:flex;min-height:100vh;width:100%}
.side{
  width:236px;flex:0 0 236px;
  background:#fff;
  border-right:1px solid var(--line);
  padding:20px 16px 40px;
  position:sticky;top:0;align-self:flex-start;height:100vh;overflow-y:auto;
}
.main{flex:1 1 auto;min-width:0;padding:0 0 60px}
.inner{max-width:1180px;margin:0 auto;padding:0 20px}

/* brand */
.brand{
  display:flex;align-items:center;gap:9px;
  font-size:19px;font-weight:900;letter-spacing:-.4px;
  color:var(--ink);margin-bottom:6px;
}
.brand .dot{
  width:30px;height:30px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  display:grid;place-items:center;color:#fff;font-size:14px;flex:0 0 30px;
}
.brand-sub{font-size:11px;color:var(--muted);margin:0 0 20px;letter-spacing:.4px}
.side-title{font-size:10.5px;font-weight:800;letter-spacing:1.4px;color:var(--muted);text-transform:uppercase;margin:20px 0 8px}
.side-nav{list-style:none;padding:0;margin:0}
.side-nav li{margin-bottom:2px}
.side-nav a{
  display:flex;align-items:center;gap:9px;
  padding:7px 11px;border-radius:999px;
  font-size:13px;font-weight:600;color:#4a3d33;
  transition:.18s;
}
.side-nav a i{font-size:11px;width:14px;color:var(--accent)}
.side-nav a:hover,.side-nav a.active{background:var(--soft);color:var(--brand);}
.side-note{
  margin-top:22px;padding:12px;border-radius:var(--radius-sm);
  background:var(--soft);font-size:11.5px;color:#6d5a49;line-height:1.6;
}
.side-note b{color:var(--brand)}
.topbar{display:none}

/* ===== hero ===== */
.hero{
  padding:52px 0 40px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#fff6ec 0%,var(--bg) 100%);
}
.hero-tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:11.5px;font-weight:700;color:var(--brand);
  margin-bottom:18px;
}
.hero h1{
  font-size:clamp(28px,4.4vw,50px);
  font-weight:900;letter-spacing:-1.6px;line-height:1.12;
  margin:0 0 16px;min-height:1.2em;
}
.type-caret{
  display:inline-block;width:3px;height:.95em;background:var(--brand);
  vertical-align:-2px;margin-left:3px;animation:blink 1s steps(1) infinite;
}
@keyframes blink{50%{opacity:0}}
.hero p.lead{
  font-size:14.5px;color:#5b4b3d;max-width:660px;margin:0 0 26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.btn-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  font-size:13px;font-weight:700;border:1px solid transparent;
  transition:.2s;
}
.btn-solid{background:var(--brand);color:#fff}
.btn-solid:hover{background:#c2410c;color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;
}
.stat .num{font-size:22px;font-weight:900;color:var(--brand);letter-spacing:-1px}
.stat .lbl{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:.3px}

/* ===== section ===== */
section{padding:44px 0;border-bottom:1px solid var(--line)}
section:last-of-type{border-bottom:0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.sec-head h2{
  font-size:22px;font-weight:900;letter-spacing:-.7px;margin:0;
  display:flex;align-items:center;gap:10px;
}
.sec-head h2 i{color:var(--accent);font-size:17px}
.sec-head .hint{font-size:12px;color:var(--muted);margin:0}

/* ===== poster grid ===== */
.poster-grid{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  gap:16px;width:100%;
}
.poster{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.22s;display:flex;flex-direction:column;
}
.poster:hover{transform:scale(1.035);border-color:var(--brand);box-shadow:0 10px 26px rgba(234,88,12,.14);z-index:2}
.poster .thumb{width:100%;aspect-ratio:2/3;object-fit:cover;display:block;background:var(--soft)}
.poster .meta{padding:9px 10px 11px}
.poster .name{
  font-size:12.5px;font-weight:800;line-height:1.35;margin:0 0 4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster .sub{font-size:10.5px;color:var(--muted);display:flex;justify-content:space-between;gap:6px}
.poster .sub .cat{color:var(--accent);font-weight:700}

/* ===== compare table ===== */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table.cmp{width:100%;border-collapse:collapse;min-width:600px;font-size:12.5px}
table.cmp th,table.cmp td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--line)}
table.cmp thead th{background:var(--soft);font-weight:800;font-size:11.5px;letter-spacing:.6px;color:#6b5443;text-transform:uppercase}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr:hover{background:#fffaf3}
.yes{color:#15803d;font-weight:700}
.no{color:#b91c1c;font-weight:700}
.mid{color:var(--accent);font-weight:700}

/* ===== feature cards ===== */
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.feat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:.22s;
}
.feat:hover{transform:scale(1.02);border-color:var(--brand);box-shadow:0 10px 24px rgba(234,88,12,.1)}
.feat .ico{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--soft);color:var(--brand);font-size:15px;margin-bottom:12px;
}
.feat h3{font-size:14.5px;font-weight:800;margin:0 0 7px;letter-spacing:-.3px}
.feat p{font-size:12.5px;color:#5f5044;margin:0}

/* ===== steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.step{padding:20px 18px;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:0}
.step .idx{
  font-family:'SFMono-Regular',Menlo,Consolas,monospace;
  font-size:26px;font-weight:800;color:#f2d9c0;line-height:1;margin-bottom:10px;
}
.step h4{font-size:13.5px;font-weight:800;margin:0 0 6px}
.step p{font-size:12px;color:#6a5a4c;margin:0}

/* ===== faq ===== */
.faq{display:grid;gap:10px}
.qa{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0;overflow:hidden}
.qa summary{
  list-style:none;cursor:pointer;padding:15px 18px;
  font-size:13.5px;font-weight:800;display:flex;justify-content:space-between;gap:12px;align-items:center;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:'\f078';font-family:'Font Awesome 6 Free';font-weight:900;font-size:11px;color:var(--accent);transition:.2s}
.qa[open] summary::after{transform:rotate(180deg)}
.qa .ans{padding:0 18px 16px;font-size:12.5px;color:#5f5044;margin:0}

/* ===== cta ===== */
.cta{
  background:linear-gradient(120deg,#fff2e2,#fffbf5);
  border:1px solid var(--line);border-radius:22px;
  padding:34px 30px;text-align:center;
}
.cta h2{font-size:23px;font-weight:900;letter-spacing:-.8px;margin:0 0 10px}
.cta p{font-size:13px;color:#5f5044;max-width:560px;margin:0 auto 20px}
.cta .hero-actions{justify-content:center;margin-bottom:0}

/* ===== friend links ===== */
.friend{
  padding:32px 0;border-top:1px solid var(--line);
}
.friend h2{font-size:13px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.friend .fl{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;font-size:12.5px;color:#6a5a4c;line-height:1.9;
}

/* ===== footer ===== */
footer{background:#fff;border-top:1px solid var(--line);padding:34px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:26px}
footer h4{font-size:12px;font-weight:800;letter-spacing:.8px;color:var(--muted);text-transform:uppercase;margin-bottom:10px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin-bottom:6px;font-size:12.5px;color:#5f5044}
footer p{font-size:12.5px;color:#6a5a4c;margin:0 0 10px}
.copyright{margin-top:26px;padding-top:16px;border-top:1px solid var(--line);font-size:11.5px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ===== responsive ===== */
@media (max-width:1100px){
  .poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .feat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step:nth-child(2){border-right:0}
  .step:nth-child(1),.step:nth-child(2){border-bottom:1px solid var(--line)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .side{
    position:fixed;left:0;top:0;bottom:0;z-index:60;height:100vh;
    transform:translateX(-104%);transition:transform .28s ease;
    box-shadow:0 0 40px rgba(0,0,0,.14);
  }
  .side.open{transform:none}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:12px 16px;background:#fff;border-bottom:1px solid var(--line);
    position:sticky;top:0;z-index:50;
  }
  .topbar .brand{margin:0;font-size:17px}
  .burger{
    border:1px solid var(--line);background:#fff;border-radius:999px;
    width:38px;height:38px;display:grid;place-items:center;color:var(--brand);font-size:15px;
  }
  .scrim{position:fixed;inset:0;background:rgba(28,25,23,.4);z-index:55;display:none}
  .scrim.on{display:block}
  .hero{padding:34px 0 30px}
  .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  .feat-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{border-right:0;border-bottom:1px solid var(--line)}
  .step:last-child{border-bottom:0}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-row{grid-template-columns:1fr 1fr}
  body{font-size:13px}
}

/* --- 子页面追加 --- */
/* 仅本页少量补充，避免覆盖全局 */
    .about-hero { padding: 3rem 0 1.5rem; }
.about-hero h1 { font-weight: 800; font-size: 2.4rem; line-height: 1.25; color: var(--ink); }
.about-hero p { color: var(--muted); max-width: 700px; font-size: 1.05rem; }
.brand-accent { color: var(--brand); }
.card-custom {
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 1.6rem 1.4rem;
      height: 100%;
    }
.card-custom h3 { font-size: 1.15rem; font-weight: 700; color: var(--ink); margin-bottom: .75rem; }
.card-custom p { color: var(--muted); font-size: .95rem; line-height: 1.6; margin: 0; }
.stat-row { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2rem 0; }
.stat-item {
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      padding: .9rem 1.4rem;
      flex: 1 1 140px;
    }
.stat-item .num { font-weight: 800; font-size: 1.5rem; color: var(--brand); }
.stat-item .label { font-size: .85rem; color: var(--muted); }
.value-list { list-style: none; padding: 0; }
.value-list li {
      padding: .6rem 0;
      border-bottom: 1px dashed var(--line);
      color: var(--muted);
      font-size: .95rem;
    }
.value-list li:last-child { border-bottom: none; }
.value-list i { color: var(--brand); margin-right: .6rem; width: 18px; }
.cta-box {
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 2rem 1.5rem;
      text-align: center;
    }
.cta-box h2 { font-weight: 800; font-size: 1.6rem; color: var(--ink); }
.cta-box p { color: var(--muted); max-width: 560px; margin: 0 auto 1.2rem; }
.about-hero h1 { font-size: 1.8rem; }

/* --- 子页面追加 --- */
.co-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.co-card {background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.25s}
.co-card:hover {transform:translateY(-4px);box-shadow:0 18px 36px rgba(234,88,12,.10);border-color:var(--accent)}
.co-card h3 {margin:0 0 8px;font-size:1.05rem;color:var(--ink);display:flex;align-items:center;gap:8px}
.co-card h3 i {color:var(--brand)}
.co-card p {margin:0 0 12px;color:var(--muted);font-size:.9rem;line-height:1.75}
.co-mail {font-family:'Inter',monospace;font-weight:600;color:var(--brand);font-size:.86rem;word-break:break-all}
.co-steps {counter-reset:step;display:grid;gap:14px;margin-top:6px}
.co-step {position:relative;padding:16px 18px 16px 62px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm)}
.co-step::before {counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}
.co-step b {display:block;color:var(--ink);margin-bottom:4px;font-size:.95rem}
.co-step span {color:var(--muted);font-size:.86rem;line-height:1.7}
.co-note {background:var(--soft);border-left:4px solid var(--accent);border-radius:var(--radius-sm);padding:16px 18px;color:var(--muted);font-size:.88rem;line-height:1.8}
.co-table-wrap {overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table.co-tbl {width:100%;border-collapse:collapse;min-width:520px}
table.co-tbl th,table.co-tbl td {padding:13px 16px;text-align:left;font-size:.88rem;border-bottom:1px solid var(--line)}
table.co-tbl th {background:var(--soft);color:var(--ink);font-weight:700;white-space:nowrap}
table.co-tbl td {color:var(--muted)}
table.co-tbl tr:last-child td {border-bottom:none}
.co-faq {display:grid;gap:12px}
.co-faq details {background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:0 18px}
.co-faq summary {cursor:pointer;padding:16px 0;font-weight:600;color:var(--ink);font-size:.94rem;list-style:none}
.co-faq summary::-webkit-details-marker {display:none}
.co-faq summary::after {content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;float:right;color:var(--brand);font-size:.78rem;transition:.2s}
.co-faq details[open] summary::after {content:"\f068"}
.co-faq details p {margin:0 0 16px;color:var(--muted);font-size:.88rem;line-height:1.8}
.co-form {background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 30px rgba(28,25,23,.05)}
.co-form label {display:block;font-size:.83rem;font-weight:600;color:var(--ink);margin:0 0 6px}
.co-form input,.co-form select,.co-form textarea {width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg);color:var(--ink);font-size:.9rem;font-family:inherit;outline:none;transition:.2s;margin-bottom:16px}
.co-form input:focus,.co-form select:focus,.co-form textarea:focus {border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(234,88,12,.12)}
.co-form input::placeholder,.co-form textarea::placeholder {color:#b6a596}
.co-form textarea {resize:vertical;min-height:120px}
.co-step {padding:14px 14px 14px 56px}
.co-step::before {left:14px;top:14px;width:28px;height:28px;font-size:.82rem}
.co-form {padding:18px}

/* --- 子页面追加 --- */
/* 本页专属少量样式：免责声明正文排版 */
  .legal-wrap { max-width: 860px; }
.legal-lead {
    background: var(--soft);
    border: 1px solid var(--line);
    border-left: 4px solid var(--brand);
    border-radius: var(--radius-sm);
    padding: 18px 20px;
    margin-bottom: 34px;
    color: var(--ink);
    font-size: 15px;
    line-height: 1.85;
  }
.legal-lead strong { color: var(--brand); }
.legal-sec {
    padding: 26px 0;
    border-bottom: 1px dashed var(--line);
  }
.legal-sec:last-of-type { border-bottom: none; }
.legal-sec h2 {
    font-size: 20px;
    font-weight: 800;
    color: var(--ink);
    margin: 0 0 14px;
    display: flex;
    align-items: center;
    gap: 10px;
  }
.legal-sec h2 i {
    color: var(--brand);
    font-size: 17px;
    flex-shrink: 0;
  }
.legal-sec h3 {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--ink);
    margin: 20px 0 8px;
  }
.legal-sec p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.95;
    margin: 0 0 12px;
  }
.legal-sec ul {
    margin: 0 0 14px;
    padding-left: 0;
    list-style: none;
  }
.legal-sec ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 9px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
  }
.legal-sec ul li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 11px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
  }
.legal-sec a {
    color: var(--brand);
    text-decoration: none;
    border-bottom: 1px solid rgba(234,88,12,.35);
  }
.legal-sec a:hover { border-bottom-color: var(--brand); }
.legal-note {
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    font-size: 14.5px;
    color: var(--muted);
    line-height: 1.9;
    margin-top: 14px;
  }
.legal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    font-size: 13px;
    color: var(--muted);
    margin-top: 8px;
  }
.legal-meta span i { color: var(--brand); margin-right: 6px; }

/* --- 子页面追加 --- */
.map-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:26px}
.map-card {background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;transition:.25s}
.map-card:hover {border-color:var(--brand);transform:translateY(-3px)}
.map-card h3 {font-size:1.02rem;font-weight:700;color:var(--ink);margin:0 0 6px;display:flex;align-items:center;gap:9px}
.map-card h3 i {color:var(--brand);font-size:.95rem}
.map-card p {font-size:.86rem;color:var(--muted);line-height:1.65;margin:0 0 14px}
.map-links {list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.map-links li a {display:inline-flex;align-items:center;gap:8px;font-size:.88rem;font-weight:500;color:var(--ink);text-decoration:none;padding:7px 12px;border-radius:var(--radius-sm);background:#fff;border:1px solid var(--line);width:100%;transition:.2s}
.map-links li a:hover {background:var(--brand);color:#fff;border-color:var(--brand)}
.map-links li a i {font-size:.75rem;color:var(--accent)}
.map-links li a:hover i {color:#fff}
.map-links li a .path {margin-left:auto;font-size:.72rem;color:var(--muted);font-weight:400}
.map-links li a:hover .path {color:rgba(255,255,255,.75)}
.map-note {margin-top:34px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:22px 24px}
.map-note h3 {font-size:1rem;font-weight:700;color:var(--ink);margin:0 0 10px}
.map-note p {font-size:.87rem;color:var(--muted);line-height:1.8;margin:0}
.quick-tbl {width:100%;border-collapse:collapse;margin-top:22px;font-size:.86rem}
.quick-tbl th,.quick-tbl td {text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
.quick-tbl th {background:var(--soft);font-weight:700;color:var(--ink)}
.quick-tbl td {color:var(--muted)}
.quick-tbl td a {color:var(--brand);text-decoration:none;font-weight:600}
.quick-tbl td a:hover {text-decoration:underline}
.quick-tbl tbody tr:hover {background:var(--soft)}
.map-card {padding:18px}
.map-links li a .path {display:none}
.quick-tbl th,.quick-tbl td {padding:10px 8px;font-size:.8rem}