:root{
  --main:#38bdf8;
  --accent:#a78bfa;
  --bg:#0f172a;
  --text:#e2e8f0;
  --line:rgba(226,232,240,.12);
  --line-strong:rgba(226,232,240,.22);
  --panel:#131e33;
  --panel-2:#0c1526;
  --radius:8px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:14px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:36px 36px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:radial-gradient(rgba(167,139,250,.10) 1px,transparent 1px);
  background-size:22px 22px;
  pointer-events:none;
  z-index:0;
}
a{color:var(--main);text-decoration:none;}
a:hover{color:var(--accent);}
.wrap{position:relative;z-index:1;}
.container-narrow{max-width:1180px;margin:0 auto;padding:0 18px;}
/* navbar */
.site-nav{
  position:sticky;top:0;z-index:1000;
  background:rgba(15,23,42,.86);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0;}
.nav-brand{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:800;font-size:17px;color:var(--text)!important;letter-spacing:.5px;
}
.nav-brand i{color:var(--main);font-size:16px;}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.nav-links a{
  font-size:13px;font-weight:500;color:#b6c2d6;padding:6px 11px;border-radius:var(--radius);
  border:1px solid transparent;transition:.18s;
}
.nav-links a:hover,.nav-links a.active{color:var(--main);border-color:rgba(56,189,248,.35);background:rgba(56,189,248,.08);}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  border-radius:var(--radius);padding:6px 10px;font-size:15px;line-height:1;
}
@media(max-width:860px){
  .nav-toggle{display:inline-block;}
  .nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;padding-top:8px;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:9px 12px;}
}
/* hero */
.hero{
  position:relative;
  min-height:430px;
  display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--panel-2);
}
.hero-img{
  position:absolute;inset:0;
  width:100%;height:100%;object-fit:cover;
  filter:brightness(.38) saturate(.85);
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,23,42,.55) 0%,rgba(15,23,42,.72) 55%,rgba(15,23,42,.97) 100%);
}
.hero-content{position:relative;z-index:2;padding:44px 0 38px;width:100%;}
.hero-tag{
  display:inline-block;font-size:11px;font-weight:600;letter-spacing:1.4px;
  color:var(--main);border:1px solid rgba(56,189,248,.4);border-radius:var(--radius);
  padding:3px 9px;background:rgba(56,189,248,.1);margin-bottom:14px;
}
.hero h1{
  font-size:clamp(26px,4.2vw,44px);font-weight:900;line-height:1.2;margin:0 0 12px;color:#fff;
  letter-spacing:-.5px;
}
.hero h1 em{font-style:normal;color:var(--main);}
.hero p{font-size:14px;color:#c5cfe0;max-width:640px;margin:0 0 20px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;}
.hero-stats .stat{
  border:1px solid var(--line-strong);border-radius:var(--radius);
  background:rgba(19,30,51,.72);padding:8px 14px;min-width:104px;
}
.hero-stats .stat b{display:block;font-size:18px;font-weight:800;color:var(--main);line-height:1.2;}
.hero-stats .stat span{font-size:11px;color:#93a2ba;letter-spacing:.3px;}
/* section */
.section{padding:50px 0;border-bottom:1px solid var(--line);}
.section:last-of-type{border-bottom:none;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
.sec-head h2{
  font-size:20px;font-weight:800;margin:0;letter-spacing:-.2px;color:#fff;
  display:flex;align-items:center;gap:9px;
}
.sec-head h2 i{color:var(--main);font-size:16px;}
.sec-head .sub{font-size:12px;color:#8595ad;max-width:520px;margin:0;}
/* bento */
.bento{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:12px;
}
.bento .cell{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s;
  box-shadow:0 1px 0 rgba(0,0,0,.25);
}
.bento .cell:hover{transform:translateY(-3px) scale(1.008);border-color:rgba(56,189,248,.55);box-shadow:0 8px 22px -12px rgba(56,189,248,.4);}
.cell h3{font-size:14px;font-weight:700;margin:0 0 6px;color:#fff;display:flex;align-items:center;gap:7px;}
.cell h3 i{color:var(--accent);font-size:13px;}
.cell p{font-size:12.5px;color:#a9b7cc;margin:0;}
.cell .kpi{font-size:22px;font-weight:800;color:var(--main);line-height:1.15;}
.cell .kpi-sub{font-size:11px;color:#7d8da5;letter-spacing:.4px;}
.span-2{grid-column:span 2;}
.span-3{grid-column:span 3;}
.span-4{grid-column:span 4;}
.span-6{grid-column:span 6;}
@media(max-width:900px){
  .bento{grid-template-columns:repeat(2,1fr);}
  .span-2,.span-3,.span-4,.span-6{grid-column:span 2;}
}
@media(max-width:560px){
  .bento{grid-template-columns:1fr;}
  .span-2,.span-3,.span-4,.span-6{grid-column:span 1;}
}
/* long intro */
.intro-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:16px;}
@media(max-width:900px){.intro-grid{grid-template-columns:1fr;}}
.prose p{font-size:13px;color:#b7c3d6;margin:0 0 12px;}
.prose strong{color:#fff;font-weight:700;}
.prose .mini-title{font-size:13px;font-weight:800;color:var(--main);margin:16px 0 8px;letter-spacing:.4px;}
.timeline{
  position:relative;padding-left:20px;margin-top:6px;
}
.timeline::before{
  content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;
  background:linear-gradient(180deg,var(--main),var(--accent));
  opacity:.55;
}
.tl-item{position:relative;margin-bottom:16px;}
.tl-item::before{
  content:"";position:absolute;left:-18px;top:5px;width:9px;height:9px;border-radius:50%;
  background:var(--bg);border:2px solid var(--main);
}
.tl-item .yr{font-size:11px;font-weight:800;color:var(--accent);letter-spacing:1px;}
.tl-item h4{font-size:13px;font-weight:700;color:#fff;margin:2px 0 3px;}
.tl-item p{font-size:12.5px;color:#a4b2c7;margin:0;}
/* table */
.table-shell{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);
}
table.cmp{width:100%;border-collapse:collapse;font-size:12.5px;}
table.cmp thead th{
  background:linear-gradient(180deg,rgba(56,189,248,.14),rgba(56,189,248,.05));
  color:#fff;font-weight:700;padding:12px 13px;text-align:left;border-bottom:1px solid var(--line-strong);
  font-size:12px;letter-spacing:.4px;white-space:nowrap;
}
table.cmp tbody td{padding:11px 13px;border-bottom:1px solid var(--line);color:#b3c0d4;vertical-align:top;}
table.cmp tbody tr:last-child td{border-bottom:none;}
table.cmp tbody tr:hover{background:rgba(56,189,248,.05);}
table.cmp td:first-child{color:#fff;font-weight:600;white-space:nowrap;}
.badge-soft{
  display:inline-block;font-size:10.5px;padding:1px 7px;border-radius:var(--radius);
  border:1px solid rgba(167,139,250,.45);color:var(--accent);background:rgba(167,139,250,.1);
  font-weight:600;
}
.table-scroll{overflow-x:auto;}
/* tabs */
.tabbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:10px;}
.tabbar button{
  background:transparent;border:1px solid var(--line-strong);color:#a9b7cc;
  font-size:12.5px;font-weight:600;padding:6px 13px;border-radius:var(--radius);
  cursor:pointer;transition:.18s;font-family:inherit;
}
.tabbar button:hover{color:var(--main);border-color:rgba(56,189,248,.5);}
.tabbar button.active{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.65);color:var(--main);}
.tabpane{display:none;}
.tabpane.active{display:block;animation:fadeUp .35s ease both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
@media(max-width:900px){.feat-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.feat-grid{grid-template-columns:1fr;}}
.feat-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;transition:transform .2s,border-color .2s;
}
.feat-card:hover{transform:translateY(-3px);border-color:rgba(167,139,250,.55);}
.feat-card .fic{
  width:30px;height:30px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,.12);color:var(--main);margin-bottom:9px;font-size:13px;
}
.feat-card h4{font-size:13px;font-weight:700;margin:0 0 5px;color:#fff;}
.feat-card p{font-size:12.5px;color:#a4b2c7;margin:0;}
/* poster grid */
.poster-grid{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:12px;
  width:100%;
}
@media(max-width:1100px){.poster-grid{grid-template-columns:repeat(4,1fr);}}
@media(max-width:760px){.poster-grid{grid-template-columns:repeat(3,1fr);}}
@media(max-width:480px){.poster-grid{grid-template-columns:repeat(2,1fr);}}
.pcard{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .22s,border-color .22s,box-shadow .22s;
  display:flex;flex-direction:column;
}
.pcard:hover{transform:translateY(-4px) scale(1.015);border-color:rgba(56,189,248,.6);box-shadow:0 10px 24px -14px rgba(56,189,248,.55);}
.pcard img{width:100%;aspect-ratio:2/3;object-fit:cover;display:block;background:var(--panel-2);}
.pcard .pmeta{padding:8px 9px 10px;}
.pcard .pmeta b{display:block;font-size:12.5px;font-weight:700;color:#fff;line-height:1.35;margin-bottom:3px;}
.pcard .pmeta span{font-size:11px;color:#8595ad;}
.pcard .ptag{
  display:inline-block;font-size:10px;padding:1px 6px;border-radius:var(--radius);
  border:1px solid var(--line-strong);color:#9fb0c7;margin-top:5px;
}
/* faq */
.faq-list{display:grid;gap:10px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;color:#fff;
  font-family:inherit;font-size:13.5px;font-weight:600;padding:13px 15px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;
}
.faq-q:hover{color:var(--main);}
.faq-q i{color:var(--main);font-size:12px;transition:transform .25s;flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{margin:0;padding:0 15px 14px;font-size:12.5px;color:#a9b7cc;line-height:1.75;}
/* cta */
.cta-box{
  border:1px solid rgba(56,189,248,.35);
  border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(56,189,248,.13),rgba(167,139,250,.13));
  padding:32px 24px;text-align:center;
}
.cta-box h2{font-size:22px;font-weight:900;margin:0 0 8px;color:#fff;}
.cta-box p{font-size:13px;color:#b7c3d6;max-width:600px;margin:0 auto 18px;}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--main);color:#06121f!important;font-weight:800;font-size:13px;
  padding:10px 22px;border-radius:var(--radius);border:1px solid var(--main);
  transition:.2s;
}
.btn-main:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-2px);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:var(--text)!important;font-weight:600;font-size:13px;
  padding:10px 22px;border-radius:var(--radius);border:1px solid var(--line-strong);
  transition:.2s;
}
.btn-ghost:hover{border-color:var(--main);color:var(--main)!important;}
/* footer */
.site-footer{
  border-top:1px solid var(--line);background:rgba(12,21,38,.7);padding:38px 0 22px;margin-top:0;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:24px;}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr;}}
.foot-grid h5{font-size:12px;font-weight:800;color:#fff;letter-spacing:.8px;margin:0 0 10px;}
.foot-grid p,.foot-grid a{font-size:12.5px;color:#94a3ba;display:block;margin:0 0 7px;}
.foot-grid a:hover{color:var(--main);}
.foot-brand{display:inline-flex;align-items:center;gap:7px;font-size:16px;font-weight:800;color:#fff!important;margin-bottom:8px;}
.foot-brand i{color:var(--main);}
.friend-links{
  border-top:1px solid var(--line);margin-top:26px;padding-top:18px;
}
.friend-links h5{font-size:12px;font-weight:800;color:#fff;letter-spacing:.8px;margin:0 0 8px;}
.friend-links .fl-body{font-size:12.5px;color:#94a3ba;line-height:1.9;}
.copyright{
  border-top:1px solid var(--line);margin-top:18px;padding-top:14px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:11.5px;color:#74839a;
}
/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1);}
.reveal.in{opacity:1;transform:none;}
.d1{transition-delay:.05s;}.d2{transition-delay:.1s;}.d3{transition-delay:.15s;}
.d4{transition-delay:.2s;}.d5{transition-delay:.25s;}.d6{transition-delay:.3s;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* --- 子页面追加 --- */
/* 导航（与首页一致的栏目） */
  .site-nav {
    position:sticky;top:0;z-index:50;
    background:rgba(15,23,42,.86);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
.nav-brand span {font-size:1.2rem;}
.nav-brand:hover {color:var(--text);}
.nav-links a:hover {color:var(--main);background:rgba(56,189,248,.08);}
/* 页面通用 */
  .wrap {width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}
/* Hero */
  .hero {padding:64px 0 44px;border-bottom:1px solid var(--line);position:relative;overflow:hidden;}
.hero::before {
    content:"";position:absolute;inset:-40% -10% auto auto;width:520px;height:520px;
    background:radial-gradient(circle,rgba(167,139,250,.18),transparent 62%);
    pointer-events:none;
  }
/* Section */
  .section {padding:58px 0;border-bottom:1px solid var(--line);}
.sec-head h2 em {font-style:normal;color:var(--accent);}
.sec-head p {color:rgba(226,232,240,.7);line-height:1.85;margin:0;font-size:.96rem;}
/* Bento 卡片 */
  .bento {display:grid;grid-template-columns:repeat(12,1fr);gap:16px;}
.cell .ico {
    display:inline-flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:10px;margin-bottom:14px;
    background:rgba(56,189,248,.12);color:var(--main);font-size:.98rem;
  }
.span-3,.span-4 {grid-column:span 6;}
/* 时间线 */
  .timeline {position:relative;padding-left:26px;}
.tl-item:last-child {padding-bottom:0;}
.tl-item .tl-time {font-size:.76rem;font-weight:700;letter-spacing:.06em;color:var(--main);text-transform:uppercase;}
.tl-item h3 {font-size:.98rem;font-weight:700;margin:6px 0 8px;}
/* intro-grid 双栏 */
  .intro-grid {display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:start;}
.panel-box {
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    padding:24px;
  }
.panel-box h3 {font-size:1rem;font-weight:700;margin:0 0 14px;}
.check-list {list-style:none;margin:0;padding:0;}
.check-list li {
    position:relative;padding:0 0 12px 26px;font-size:.92rem;line-height:1.75;
    color:rgba(226,232,240,.74);
  }
.check-list li:last-child {padding-bottom:0;}
.check-list li::before {
    content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
    position:absolute;left:0;top:2px;font-size:.72rem;color:var(--main);
  }
.cross-list li::before {
    content:"\f00d";color:#f87171;
  }
/* 表格 */
  .table-shell {
    border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
    background:var(--panel);
  }
.table-shell table {width:100%;border-collapse:collapse;font-size:.9rem;}
.table-shell thead th {
    text-align:left;padding:14px 18px;font-weight:700;font-size:.82rem;
    letter-spacing:.04em;color:var(--main);
    background:rgba(56,189,248,.07);border-bottom:1px solid var(--line-strong);
  }
.table-shell tbody td {
    padding:14px 18px;border-bottom:1px solid var(--line);
    color:rgba(226,232,240,.74);line-height:1.7;vertical-align:top;
  }
.table-shell tbody tr:last-child td {border-bottom:none;}
.table-shell tbody tr:hover td {background:rgba(56,189,248,.04);}
.badge-soft.blue {
    background:rgba(56,189,248,.13);color:var(--main);border-color:rgba(56,189,248,.3);
  }
/* FAQ 手写折叠 */
  .faq-item {
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    margin-bottom:12px;overflow:hidden;
  }
.faq-item summary {
    cursor:pointer;list-style:none;padding:16px 20px;
    font-size:.95rem;font-weight:600;display:flex;align-items:center;justify-content:space-between;
    gap:14px;transition:.18s ease;
  }
.faq-item summary::-webkit-details-marker {display:none;}
.faq-item summary::after {
    content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
    font-size:.7rem;color:var(--main);transition:.2s ease;flex:0 0 auto;
  }
.faq-item[open] summary::after {transform:rotate(180deg);}
.faq-item summary:hover {color:var(--main);}
.faq-item .faq-body {
    padding:0 20px 18px;font-size:.9rem;line-height:1.85;
    color:rgba(226,232,240,.7);border-top:1px solid var(--line);
    padding-top:16px;
  }
/* CTA */
  .cta-band {
    background:linear-gradient(120deg,rgba(56,189,248,.1),rgba(167,139,250,.12));
    border:1px solid var(--line-strong);border-radius:var(--radius);
    padding:32px;display:flex;flex-wrap:wrap;gap:20px;
    align-items:center;justify-content:space-between;
  }
.cta-band h2 {font-size:1.15rem;font-weight:800;margin:0 0 8px;}
.cta-band p {margin:0;font-size:.9rem;color:rgba(226,232,240,.7);line-height:1.7;max-width:520px;}
/* 页脚 */
  .site-footer {
    border-top:1px solid var(--line);padding:40px 0 30px;background:var(--panel-2);
  }
.footer-top {display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;margin-bottom:26px;}
.footer-brand {max-width:340px;}
.footer-brand .nav-brand {margin-bottom:12px;}
.footer-brand p {font-size:.86rem;line-height:1.8;color:rgba(226,232,240,.55);margin:0;}
.footer-links {display:flex;flex-wrap:wrap;gap:34px;}
.footer-col h4 {font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(226,232,240,.45);margin:0 0 12px;}
.footer-col a {display:block;font-size:.88rem;color:rgba(226,232,240,.72);margin-bottom:9px;}
.footer-col a:hover {color:var(--main);}
.footer-bottom {
    border-top:1px solid var(--line);padding-top:20px;
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:.8rem;color:rgba(226,232,240,.45);
  }
.footer-bottom .links a {color:rgba(226,232,240,.55);margin-left:14px;}
.footer-bottom .links a:hover {color:var(--main);}

/* --- 子页面追加 --- */
/* 本页专属少量样式，配色沿用站点变量 */
  .guide-toc {list-style:none;padding:0;margin:0;display:grid;gap:10px}
.guide-toc a {
    display:flex;align-items:center;gap:10px;
    padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius);
    background:var(--panel-2);color:var(--text);text-decoration:none;
    font-size:.92rem;transition:.2s;
  }
.guide-toc a:hover {border-color:var(--main);color:var(--main);transform:translateX(3px)}
.guide-toc i {color:var(--accent);width:18px;text-align:center}
.step {
    display:flex;gap:16px;padding:20px;border:1px solid var(--line);
    border-radius:var(--radius);background:var(--panel);margin-bottom:16px;
  }
.step-num {
    flex:0 0 40px;height:40px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--main),var(--accent));
    color:#0b1220;font-weight:800;
  }
.step h3 {margin:0 0 6px;font-size:1.02rem;color:var(--text)}
.step p {margin:0;color:var(--text);opacity:.78;font-size:.9rem;line-height:1.75}
.tip-box {
    border-left:3px solid var(--main);background:var(--panel-2);
    padding:14px 18px;border-radius:0 var(--radius) var(--radius) 0;
    font-size:.9rem;color:var(--text);opacity:.9;line-height:1.75;margin:18px 0;
  }
.tip-box strong {color:var(--main)}
.faq-item h3 {margin:0 0 8px;font-size:.98rem;color:var(--main)}
.faq-item p {margin:0;font-size:.9rem;line-height:1.8;color:var(--text);opacity:.78}
.kv-list {list-style:none;padding:0;margin:0;display:grid;gap:12px}
.kv-list li {display:flex;gap:12px;font-size:.9rem;line-height:1.75;color:var(--text);opacity:.85}
.kv-list i {color:var(--accent);margin-top:4px}
.guide-sec {padding:12px 0 4px}
.step {flex-direction:column;gap:10px}
.step-num {width:34px;height:34px;flex:0 0 34px;font-size:.85rem}

/* --- 子页面追加 --- */
/* nav */
.site-nav {position:sticky;top:0;z-index:50;background:rgba(15,23,42,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.nav-links a.active::after {content:"";position:absolute;left:0;right:0;bottom:-21px;height:2px;background:var(--main);border-radius:2px;}
.hero-stats .stat small {color:rgba(226,232,240,.6);font-size:12.5px;}
.sec-head h2 .num {color:var(--main);margin-right:10px;font-weight:800;}
/* intro grid */
.intro-grid {display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.bento:hover {border-color:var(--line-strong);}
.bento h3 {font-size:16.5px;font-weight:700;margin:0 0 10px;display:flex;align-items:center;gap:9px;}
.bento h3 i {color:var(--main);font-size:15px;}
.bento p {margin:0;color:rgba(226,232,240,.72);font-size:14.5px;}
.bento ul {margin:10px 0 0;padding-left:18px;color:rgba(226,232,240,.72);font-size:14.5px;}
.bento ul li {margin-bottom:6px;}
/* timeline */
.timeline {position:relative;padding-left:26px;}
.table-shell th,.table-shell td {padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;}
.table-shell th {background:var(--panel-2);color:var(--main);font-weight:700;font-size:13.5px;letter-spacing:.3px;}
.table-shell tr:last-child td {border-bottom:none;}
.table-shell td {color:rgba(226,232,240,.75);}
.table-shell td:first-child {color:var(--text);font-weight:600;white-space:nowrap;}
.notice {background:var(--panel-2);border:1px solid var(--line-strong);border-left:3px solid var(--main);border-radius:var(--radius);padding:18px 22px;margin-top:26px;font-size:14.5px;color:rgba(226,232,240,.78);}
.notice strong {color:var(--main);}
.footer-inner {max-width:1120px;margin:0 auto;padding:0 20px;display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:flex-start;}
.footer-links a {color:rgba(226,232,240,.68);}
.footer-links a:hover {color:var(--main);}
.footer-meta {width:100%;border-top:1px solid var(--line);margin-top:24px;padding-top:20px;color:rgba(226,232,240,.45);font-size:13px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}
.nav-links a.active::after {display:none;}

/* --- 子页面追加 --- */
/* 导航 */
  .site-nav {
    position:sticky;top:0;z-index:50;
    background:rgba(15,23,42,.86);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
/* hero */
  .hero {position:relative;padding:64px 0 44px;overflow:hidden;}
.hero p.lead {
    color:rgba(226,232,240,.72);max-width:720px;font-size:1.02rem;margin:0 0 26px;
  }
/* section */
  .section {padding:52px 0;}
.sec-head .kicker {
    display:inline-block;font-size:.76rem;letter-spacing:2px;text-transform:uppercase;
    color:var(--accent);font-weight:600;margin-bottom:10px;
  }
/* 地图卡片网格 */
  .map-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.map-card {
    border:1px solid var(--line);background:var(--panel);
    border-radius:var(--radius);padding:24px 24px 20px;
    transition:.22s;position:relative;
  }
.map-card:hover {border-color:var(--line-strong);background:var(--panel-2);transform:translateY(-2px);}
.map-card .mc-head {display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.map-card .mc-icon {
    width:40px;height:40px;flex:0 0 40px;border-radius:var(--radius);
    display:flex;align-items:center;justify-content:center;
    background:rgba(56,189,248,.12);color:var(--main);font-size:1.05rem;
  }
.map-card h3 {font-size:1.06rem;font-weight:700;margin:0;}
.map-card .mc-path {
    font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
    font-size:.76rem;color:rgba(226,232,240,.45);display:block;margin-top:3px;
  }
.map-card p {color:rgba(226,232,240,.66);font-size:.9rem;margin:0 0 14px;}
.map-card ul {list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.map-card ul li {display:flex;align-items:flex-start;gap:8px;font-size:.9rem;}
.map-card ul li i {color:var(--accent);font-size:.7rem;margin-top:7px;}
.map-card ul li a {color:var(--main);}
.map-card ul li a:hover {color:var(--accent);}
.map-card ul li span.muted {color:rgba(226,232,240,.62);}
/* 面包屑 */
  .crumb {
    font-size:.82rem;color:rgba(226,232,240,.5);
    padding:20px 0 0;
  }
.crumb a {color:rgba(226,232,240,.7);}
.crumb a:hover {color:var(--main);}
.crumb i {font-size:.6rem;margin:0 6px;}
.table-shell td code {
    font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
    font-size:.82rem;color:var(--main);
  }
/* 提示条 */
  .tip-box {
    border:1px solid var(--line-strong);border-left:3px solid var(--main);
    border-radius:var(--radius);background:var(--panel);
    padding:18px 22px;font-size:.92rem;color:rgba(226,232,240,.74);
  }
.tip-box b {color:var(--text);}
.tip-box a {color:var(--main);}
.footer-brand .fb-name {
    display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.08rem;margin-bottom:10px;
  }
.footer-bottom .fl-links a {color:rgba(226,232,240,.55);margin-right:14px;}
.footer-bottom .fl-links a:hover {color:var(--main);}
.map-grid {grid-template-columns:1fr;}

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#e2e8f0 !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#e2e8f0 !important; }