:root{
  --km-main:#b45309;
  --km-accent:#ca8a04;
  --km-bg:#fefce8;
  --km-text:#451a03;
  --km-line:rgba(69,26,3,.18);
  --km-line-strong:rgba(69,26,3,.4);
  --km-dim:#7c4a1e;
  --km-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--km-bg);
  color:var(--km-text);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  margin:0;
  padding:0;
  background-image:radial-gradient(rgba(69,26,3,.055) 1px,transparent 1px);
  background-size:4px 4px;
}
h1,h2,h3,h4,h5{font-weight:900;letter-spacing:-.02em;line-height:1.2}
a{color:var(--km-main);text-decoration:none}
a:hover{color:var(--km-accent)}
.km-mono{font-family:var(--km-mono);font-variant-numeric:tabular-nums}

/* 进度条 */
#kmProgress{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--km-main),var(--km-accent));z-index:2000}

/* 导航 */
.km-nav{
  position:sticky;top:0;z-index:1500;background:rgba(254,252,232,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--km-line-strong);
}
.km-nav-inner{max-width:1180px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.km-brand{display:flex;align-items:center;gap:8px;font-weight:900;font-size:20px;color:var(--km-text);letter-spacing:-.03em}
.km-brand:hover{color:var(--km-main)}
.km-brand i{color:var(--km-main);font-size:17px}
.km-links{display:flex;gap:2px;align-items:center;flex-wrap:wrap}
.km-links a{padding:5px 11px;font-size:13px;font-weight:600;color:var(--km-text);border:1px solid transparent;border-radius:2px}
.km-links a:hover{color:var(--km-main);border-color:var(--km-line-strong);background:rgba(180,83,9,.05)}
.km-toggle{display:none;background:none;border:1px solid var(--km-line-strong);color:var(--km-text);width:36px;height:32px;border-radius:2px;cursor:pointer}
@media(max-width:860px){
  .km-toggle{display:block}
  .km-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--km-bg);border-bottom:1px solid var(--km-line-strong);flex-direction:column;align-items:stretch;padding:8px;gap:0}
  .km-links.open{display:flex}
  .km-links a{padding:10px 12px;border-bottom:1px solid var(--km-line)}
}

/* 布局 */
.km-wrap{max-width:1180px;margin:0 auto;padding:0 16px}
section{padding:34px 0;border-bottom:1px solid var(--km-line)}
.km-sec-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:18px;padding-bottom:10px;border-bottom:2px solid var(--km-text)}
.km-sec-head h2{font-size:22px;margin:0}
.km-sec-head .km-idx{font-family:var(--km-mono);font-size:12px;color:var(--km-main);border:1px solid var(--km-main);padding:1px 6px;border-radius:2px}
.km-sec-head p{margin:0;font-size:12.5px;color:var(--km-dim);max-width:640px}

/* Hero */
.km-hero{padding:48px 0 40px;border-bottom:1px solid var(--km-line)}
.km-hero-inner{max-width:1180px;margin:0 auto;padding:0 16px}
.km-hero h1{font-size:clamp(30px,5.4vw,54px);margin:0 0 14px;max-width:900px}
.km-hero h1 em{font-style:normal;color:var(--km-main)}
.km-hero .km-sub{font-size:15px;color:var(--km-dim);max-width:700px;margin:0 0 22px}
.km-btns{display:flex;gap:10px;flex-wrap:wrap}
.km-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;font-size:13.5px;font-weight:700;border:1.5px solid var(--km-text);border-radius:2px;color:var(--km-text);background:transparent;transition:.18s}
.km-btn:hover{background:var(--km-text);color:var(--km-bg)}
.km-btn-fill{background:var(--km-main);border-color:var(--km-main);color:#fff}
.km-btn-fill:hover{background:var(--km-accent);border-color:var(--km-accent);color:#fff}
.km-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:30px;border:1px solid var(--km-line-strong)}
.km-stat{padding:14px 16px;border-right:1px solid var(--km-line)}
.km-stat:last-child{border-right:none}
.km-stat b{display:block;font-family:var(--km-mono);font-size:24px;font-weight:700;color:var(--km-main)}
.km-stat span{font-size:11.5px;color:var(--km-dim);letter-spacing:.02em}
@media(max-width:700px){.km-stats{grid-template-columns:repeat(2,1fr)}.km-stat:nth-child(2){border-right:none}.km-stat:nth-child(1),.km-stat:nth-child(2){border-bottom:1px solid var(--km-line)}}

/* 表格 */
.km-table-wrap{overflow-x:auto;border:1px solid var(--km-line-strong)}
table.km-table{width:100%;border-collapse:collapse;font-size:13px;min-width:680px}
table.km-table th,table.km-table td{padding:9px 12px;border-bottom:1px solid var(--km-line);text-align:left;vertical-align:middle}
table.km-table thead th{background:rgba(180,83,9,.07);font-weight:800;font-size:12px;letter-spacing:.03em;text-transform:uppercase;color:var(--km-text);border-bottom:1.5px solid var(--km-line-strong)}
table.km-table tbody tr:hover{background:rgba(202,138,4,.07)}
table.km-table td.km-num{font-family:var(--km-mono);font-weight:700;color:var(--km-main)}
.km-tag{display:inline-block;font-size:11px;padding:1px 7px;border:1px solid var(--km-main);color:var(--km-main);border-radius:2px;margin-right:4px}

/* 特色对比 */
.km-cmp{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--km-line-strong)}
.km-cmp-col{padding:18px 16px;border-right:1px solid var(--km-line)}
.km-cmp-col:last-child{border-right:none;background:rgba(202,138,4,.06)}
.km-cmp-col h3{font-size:15px;margin:0 0 4px}
.km-cmp-col .km-price{font-family:var(--km-mono);font-size:12px;color:var(--km-dim);margin-bottom:12px;display:block}
.km-cmp-col ul{list-style:none;padding:0;margin:0;font-size:12.5px}
.km-cmp-col li{padding:5px 0;border-bottom:1px dashed var(--km-line);display:flex;gap:8px;align-items:flex-start}
.km-cmp-col li:last-child{border-bottom:none}
.km-cmp-col li i{color:var(--km-main);font-size:11px;margin-top:4px}
.km-cmp-col li.no i{color:#b91c1c}
.km-cmp-col li.no{color:var(--km-dim)}
@media(max-width:800px){.km-cmp{grid-template-columns:1fr}.km-cmp-col{border-right:none;border-bottom:1px solid var(--km-line)}.km-cmp-col:last-child{border-bottom:none}}

/* 编号清单 */
ol.km-list{list-style:none;counter-reset:km;padding:0;margin:0;border-top:1px solid var(--km-line-strong)}
ol.km-list li{counter-increment:km;display:flex;gap:14px;padding:14px 2px;border-bottom:1px solid var(--km-line)}
ol.km-list li::before{content:counter(km,decimal-leading-zero);font-family:var(--km-mono);font-size:12px;font-weight:700;color:var(--km-main);border:1px solid var(--km-main);height:22px;min-width:32px;display:flex;align-items:center;justify-content:center;border-radius:2px;flex-shrink:0}
ol.km-list li h4{font-size:14px;margin:0 0 3px;font-weight:800}
ol.km-list li p{margin:0;font-size:12.5px;color:var(--km-dim)}

/* 海报网格 */
.poster-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
@media(max-width:1100px){.poster-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:640px){.poster-grid{grid-template-columns:repeat(2,1fr);gap:10px}}
.km-card{border:1px solid var(--km-line-strong);border-radius:2px;overflow:hidden;background:#fffdf2;display:flex;flex-direction:column;transition:border-color .18s}
.km-card:hover{border-color:var(--km-main)}
.km-thumb{position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;background:linear-gradient(150deg,#fde68a,#b45309)}
.km-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .45s ease}
.km-card:hover .km-thumb img{transform:scale(1.09)}
.km-mask{position:absolute;inset:0;background:linear-gradient(to top,rgba(69,26,3,.92),rgba(69,26,3,.15) 55%,transparent);opacity:0;transition:opacity .28s ease;display:flex;align-items:flex-end;padding:10px}
.km-card:hover .km-mask{opacity:1}
.km-mask span{color:#fefce8;font-size:11.5px;line-height:1.5}
.km-card-body{padding:8px 9px 10px}
.km-card-body h3{font-size:12.5px;margin:0 0 3px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.km-card-body .km-meta{font-family:var(--km-mono);font-size:10.5px;color:var(--km-dim);display:flex;justify-content:space-between;gap:6px}
.km-card-body .km-meta i{color:var(--km-accent)}

/* FAQ */
.km-faq{border-top:1px solid var(--km-line-strong)}
.km-faq details{border-bottom:1px solid var(--km-line)}
.km-faq summary{list-style:none;cursor:pointer;padding:14px 4px;font-weight:700;font-size:14px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.km-faq summary::-webkit-details-marker{display:none}
.km-faq summary:hover{color:var(--km-main)}
.km-faq summary .km-plus{font-family:var(--km-mono);color:var(--km-main);font-size:16px;transition:transform .2s}
.km-faq details[open] summary .km-plus{transform:rotate(45deg)}
.km-faq .km-ans{padding:0 4px 16px;font-size:13px;color:var(--km-dim);max-width:820px}

/* CTA */
.km-cta{border:1.5px solid var(--km-text);padding:32px 26px;text-align:center;border-radius:2px}
.km-cta h2{font-size:clamp(22px,3.4vw,32px);margin:0 0 10px}
.km-cta p{color:var(--km-dim);max-width:620px;margin:0 auto 20px;font-size:13.5px}
.km-cta .km-btns{justify-content:center}

/* 友链 + 页脚 */
.km-friend{padding:26px 0;border-bottom:1px solid var(--km-line)}
.km-friend h3{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--km-dim);font-weight:800;margin:0 0 10px}
.km-friend p{font-size:13px;margin:0;word-break:break-all}
footer{padding:26px 0 40px;font-size:12.5px;color:var(--km-dim)}
.km-foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:22px}
@media(max-width:760px){.km-foot-grid{grid-template-columns:1fr;gap:16px}}
.km-foot-grid h4{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--km-text);margin:0 0 8px}
.km-foot-grid ul{list-style:none;padding:0;margin:0}
.km-foot-grid ul li{padding:3px 0}
.km-foot-grid ul li a{font-size:12.5px;color:var(--km-dim)}
.km-foot-grid ul li a:hover{color:var(--km-main)}
.km-copy{margin-top:22px;padding-top:14px;border-top:1px solid var(--km-line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-family:var(--km-mono);font-size:11.5px}

/* --- 子页面追加 --- */
.gd-steps {display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:26px;}
.gd-step {border:1px solid var(--km-line);border-radius:14px;padding:20px 20px 18px;background:rgba(180,83,9,.04);position:relative;}
.gd-step .gd-num {font-family:var(--km-mono);font-size:12px;letter-spacing:.16em;color:var(--km-accent);font-weight:700;}
.gd-step h3 {margin:10px 0 8px;font-size:17px;font-weight:700;color:var(--km-text);}
.gd-step p {margin:0;font-size:14px;line-height:1.75;color:var(--km-dim);}
.gd-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:26px;}
.gd-box {border:1px solid var(--km-line);border-radius:14px;padding:22px;background:rgba(202,138,4,.05);}
.gd-box h3 {margin:0 0 10px;font-size:16.5px;font-weight:700;}
.gd-box ul {margin:0;padding-left:18px;font-size:14px;line-height:1.85;color:var(--km-dim);}
.gd-box li {margin-bottom:4px;}
.gd-faq {margin-top:26px;border-top:1px solid var(--km-line);}
.gd-faq-item {border-bottom:1px solid var(--km-line);padding:18px 0;}
.gd-faq-item h3 {margin:0 0 8px;font-size:16px;font-weight:700;}
.gd-faq-item p {margin:0;font-size:14px;line-height:1.8;color:var(--km-dim);}
.gd-note {margin-top:28px;border:1px dashed var(--km-line-strong);border-radius:14px;padding:18px 22px;font-size:14px;line-height:1.8;color:var(--km-dim);background:rgba(254,252,232,.7);}
.gd-note strong {color:var(--km-text);}
.gd-toc {display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.gd-toc a {font-family:var(--km-mono);font-size:12.5px;border:1px solid var(--km-line);border-radius:999px;padding:6px 14px;text-decoration:none;color:var(--km-main);transition:.2s;}
.gd-toc a:hover {background:var(--km-main);color:#fff;border-color:var(--km-main);}
.gd-page-hero {padding:64px 0 10px;}
.gd-page-hero h1 {font-size:clamp(26px,4vw,40px);font-weight:800;letter-spacing:-.01em;line-height:1.25;margin:14px 0 14px;}
.gd-page-hero p {max-width:760px;font-size:16px;line-height:1.85;color:var(--km-dim);}

/* --- 子页面追加 --- */
/* 本页专属：关于页排版块 */
.km-about-hero {padding:56px 0 26px;border-bottom:1px solid var(--km-line);}
.km-about-hero .km-kicker {
  font-family:var(--km-mono);font-size:.78rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--km-accent);margin-bottom:14px;display:block;
}
.km-about-hero h1 {
  font-weight:900;font-size:clamp(1.7rem,4.4vw,2.85rem);line-height:1.22;
  letter-spacing:-.02em;margin:0 0 16px;
}
.km-about-hero p {max-width:760px;color:var(--km-dim);font-size:1.02rem;line-height:1.85;margin:0;}
.km-block {padding:44px 0;border-bottom:1px dashed var(--km-line);}
.km-block:last-of-type {border-bottom:0;}
.km-block h2 {
  font-size:clamp(1.25rem,2.6vw,1.7rem);font-weight:800;letter-spacing:-.01em;
  margin:0 0 10px;display:flex;align-items:center;gap:10px;
}
.km-block h2 .km-num {
  font-family:var(--km-mono);font-size:.72rem;font-weight:700;color:var(--km-bg);
  background:var(--km-main);border-radius:6px;padding:4px 8px;letter-spacing:.06em;
}
.km-block h3 {font-size:1.05rem;font-weight:700;margin:22px 0 8px;}
.km-block p {line-height:1.9;color:var(--km-dim);margin:0 0 12px;}
.km-block p strong {color:var(--km-text);font-weight:700;}
.km-list li:last-child {border-bottom:0;}
.km-list li b {color:var(--km-text);}
.km-fact-grid {
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:14px;margin-top:20px;
}
.km-fact {
  border:1px solid var(--km-line);border-radius:12px;padding:18px 16px;
  background:rgba(180,83,9,.05);
}
.km-fact .km-fact-k {font-family:var(--km-mono);font-size:.72rem;letter-spacing:.1em;color:var(--km-accent);text-transform:uppercase;}
.km-fact .km-fact-v {font-size:1.45rem;font-weight:800;margin-top:6px;line-height:1.2;}
.km-fact .km-fact-d {font-size:.85rem;color:var(--km-dim);margin-top:4px;line-height:1.6;}
.km-note {
  border-left:4px solid var(--km-main);background:rgba(202,138,4,.09);
  border-radius:0 10px 10px 0;padding:14px 18px;margin:18px 0 0;
  font-size:.94rem;line-height:1.85;color:var(--km-text);
}
.km-note b {font-weight:700;}
.km-timeline {margin:18px 0 0;padding:0;list-style:none;}
.km-timeline li {
  position:relative;padding:0 0 20px 26px;border-left:2px solid var(--km-line-strong);
  margin-left:6px;
}
.km-timeline li:last-child {border-left-color:transparent;padding-bottom:0;}
.km-timeline li::before {
  content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;
  border-radius:50%;background:var(--km-main);border:2px solid var(--km-bg);
}
.km-timeline .tl-t {font-family:var(--km-mono);font-size:.76rem;letter-spacing:.08em;color:var(--km-accent);}
.km-timeline .tl-h {font-weight:700;margin:3px 0 4px;}
.km-timeline .tl-p {color:var(--km-dim);line-height:1.8;font-size:.95rem;}
.km-cta-band {
  margin-top:8px;border:1px solid var(--km-line-strong);border-radius:14px;
  padding:24px 22px;background:rgba(180,83,9,.06);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.km-cta-band p {margin:0;color:var(--km-dim);max-width:520px;line-height:1.8;}
.km-about-hero {padding:36px 0 20px;}
.km-block {padding:32px 0;}

/* --- 子页面追加 --- */
body.km-page-disclaimer { background: var(--km-bg); color: var(--km-text); font-family: "Inter", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.km-legal-hero { padding: 64px 0 32px; border-bottom: 1px solid var(--km-line); }
.km-legal-hero .km-kicker { font-family: var(--km-mono); font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: var(--km-accent); font-weight: 700; }
.km-legal-hero h1 { font-weight: 900; font-size: clamp(1.9rem, 4.4vw, 3rem); line-height: 1.18; margin: .5rem 0 .9rem; }
.km-legal-hero p { max-width: 760px; color: var(--km-dim); font-size: 1.02rem; line-height: 1.85; }
.km-legal-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.km-legal-meta span { font-family: var(--km-mono); font-size: .74rem; padding: 5px 12px; border: 1px solid var(--km-line); border-radius: 999px; color: var(--km-dim); }
.km-legal-body { padding: 44px 0 72px; }
.km-legal-toc { border: 1px solid var(--km-line); border-radius: 14px; padding: 22px 24px; background: rgba(180,83,9,.045); position: sticky; top: 88px; }
.km-legal-toc h2 { font-size: .82rem; font-family: var(--km-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--km-accent); font-weight: 700; margin: 0 0 14px; }
.km-legal-toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.km-legal-toc li { counter-increment: toc; margin-bottom: 9px; }
.km-legal-toc a { color: var(--km-text); text-decoration: none; font-size: .9rem; display: flex; gap: 10px; line-height: 1.5; opacity: .82; transition: .2s; }
.km-legal-toc a::before { content: counter(toc, decimal-leading-zero); font-family: var(--km-mono); font-size: .72rem; color: var(--km-accent); padding-top: 2px; }
.km-legal-toc a:hover { opacity: 1; color: var(--km-main); }
.km-legal-sec { border-top: 1px solid var(--km-line); padding-top: 30px; margin-top: 34px; }
.km-legal-sec:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
.km-legal-sec h2 { font-weight: 800; font-size: clamp(1.25rem, 2.5vw, 1.6rem); line-height: 1.3; margin: 0 0 6px; display: flex; gap: 12px; align-items: flex-start; }
.km-legal-sec h2 i { color: var(--km-main); font-size: .95em; margin-top: .28em; }
.km-legal-sec h3 { font-weight: 700; font-size: 1.03rem; margin: 22px 0 8px; color: var(--km-main); }
.km-legal-sec p { color: var(--km-dim); line-height: 1.9; font-size: .96rem; margin: 0 0 12px; }
.km-legal-sec ul { margin: 0 0 14px; padding-left: 0; list-style: none; }
.km-legal-sec ul li { position: relative; padding-left: 22px; color: var(--km-dim); line-height: 1.85; font-size: .95rem; margin-bottom: 8px; }
.km-legal-sec ul li::before { content: ""; position: absolute; left: 4px; top: .68em; width: 7px; height: 7px; border-radius: 2px; background: var(--km-accent); }
.km-legal-note { border-left: 3px solid var(--km-main); background: rgba(202,138,4,.08); padding: 16px 20px; border-radius: 0 10px 10px 0; margin: 18px 0; }
.km-legal-note p { margin: 0; color: var(--km-text); font-size: .94rem; }
.km-legal-cta { border: 1px solid var(--km-line-strong); border-radius: 16px; padding: 30px 28px; margin-top: 44px; background: rgba(180,83,9,.06); }
.km-legal-cta h3 { font-weight: 800; font-size: 1.2rem; margin: 0 0 8px; }
.km-legal-cta p { color: var(--km-dim); font-size: .94rem; line-height: 1.8; margin: 0 0 18px; }
.km-legal-cta .km-btn { margin-right: 10px; margin-bottom: 10px; display: inline-flex; }
.km-legal-toc { position: static; margin-bottom: 34px; }
.km-legal-hero { padding-top: 44px; }

/* --- 子页面追加 --- */
.km-map-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.1rem}
.km-map-card {background:rgba(255,255,255,.55);border:1px solid var(--km-line);border-radius:14px;padding:1.3rem 1.4rem}
.km-map-card h3 {margin:0 0 .35rem;font-size:1.05rem;font-weight:700;color:var(--km-text);display:flex;align-items:center;gap:.5rem}
.km-map-card h3 i {color:var(--km-main)}
.km-map-card .km-map-desc {font-size:.86rem;color:var(--km-dim);margin:0 0 .85rem;line-height:1.6}
.km-map-list {list-style:none;margin:0;padding:0}
.km-map-list li {margin:.32rem 0;font-size:.9rem}
.km-map-list a {color:var(--km-text);text-decoration:none;border-bottom:1px dashed var(--km-line-strong);padding-bottom:1px;transition:.18s}
.km-map-list a:hover {color:var(--km-main);border-bottom-color:var(--km-main)}
.km-map-list a i {font-size:.7rem;color:var(--km-accent);margin-right:.4rem}
.km-map-note {font-size:.82rem;color:var(--km-dim);margin-top:.5rem}
.km-steps {counter-reset:kmstep;list-style:none;padding:0;margin:0}
.km-steps li {position:relative;padding-left:2.6rem;margin-bottom:1rem;font-size:.92rem;line-height:1.7;color:var(--km-text)}
.km-steps li::before {counter-increment:kmstep;content:counter(kmstep);position:absolute;left:0;top:0;width:1.75rem;height:1.75rem;border-radius:50%;background:var(--km-main);color:#fff;font-size:.82rem;font-weight:700;display:flex;align-items:center;justify-content:center}
.km-steps li strong {color:var(--km-main)}