:root{
  --main:#4f46e5;
  --accent:#7c3aed;
  --bg:#f5f3ff;
  --ink:#1e1b4b;
  --ink-soft:#4c4780;
  --card:#ffffff;
  --line:rgba(79,70,229,.14);
  --shadow-soft:0 18px 44px -22px rgba(30,27,75,.32);
  --shadow-card:0 14px 34px -20px rgba(79,70,229,.42);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  font-size:14px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,.round-font{
  font-family:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  font-weight:800;
  letter-spacing:-.4px;
  color:var(--ink);
}
a{color:var(--main);text-decoration:none}
a:hover{color:var(--accent)}
p{margin-bottom:.65rem}

/* ===== 顶部导航 ===== */
.site-nav{
  position:sticky;top:0;z-index:1030;
  background:rgba(245,243,255,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.site-nav.scrolled{
  background:rgba(255,255,255,.94);
  box-shadow:0 10px 28px -20px rgba(30,27,75,.55);
  border-bottom-color:var(--line);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:10px 18px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.brand-link{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:900;font-size:19px;color:var(--ink);letter-spacing:-.5px;
}
.brand-link i{color:var(--accent);font-size:17px}
.brand-link:hover{color:var(--main)}
.nav-toggle{
  display:none;border:1px solid var(--line);background:#fff;color:var(--main);
  width:40px;height:40px;border-radius:14px;font-size:16px;cursor:pointer;
  box-shadow:var(--shadow-soft);
}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.nav-links a{
  display:block;padding:7px 12px;border-radius:12px;font-size:13px;font-weight:600;
  color:var(--ink-soft);transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{background:rgba(124,58,237,.1);color:var(--accent)}
.nav-links a.active{background:var(--main);color:#fff;box-shadow:0 10px 22px -14px rgba(79,70,229,.9)}

/* ===== Hero 双色块分屏 ===== */
.hero-split{
  position:relative;
  display:grid;grid-template-columns:1.06fr .94fr;
  min-height:520px;
  max-width:1240px;margin:22px auto 0;border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-soft);
  background:#fff;
}
.hero-visual{position:relative;min-height:340px;overflow:hidden}
.hero-visual img{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:saturate(.92);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(30,27,75,.74) 0%,rgba(79,70,229,.5) 52%,rgba(124,58,237,.28) 100%);
}
.hero-visual-copy{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:28px 30px;
}
.hero-kicker{
  display:inline-flex;align-items:center;gap:7px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:#e9e5ff;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.32);
  padding:5px 12px;border-radius:999px;margin-bottom:12px;
}
.hero-visual-copy h1{
  color:#fff;font-size:clamp(24px,3.2vw,36px);line-height:1.24;margin:0 0 10px;
  text-shadow:0 12px 34px rgba(10,8,40,.5);
}
.hero-visual-copy p{
  color:rgba(255,255,255,.86);font-size:13px;margin:0;max-width:420px;
}
.hero-panel{
  position:relative;padding:34px 30px;
  background:linear-gradient(160deg,#ffffff 0%,#f7f5ff 62%,#f0ecff 100%);
  display:flex;flex-direction:column;justify-content:center;gap:16px;
  border-left:1px solid var(--line);
}
.glow-a,.glow-b{position:absolute;border-radius:50%;filter:blur(56px);pointer-events:none;z-index:0}
.glow-a{width:220px;height:220px;background:rgba(124,58,237,.34);top:-70px;right:-60px}
.glow-b{width:200px;height:200px;background:rgba(79,70,229,.24);bottom:-80px;left:-60px}
.hero-panel > *{position:relative;z-index:1}
.hero-panel h2{font-size:clamp(20px,2.4vw,26px);line-height:1.32;margin:0}
.hero-panel h2 em{font-style:normal;color:var(--accent)}
.hero-panel .lead-note{font-size:13px;color:var(--ink-soft);margin:0}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:11px 12px;text-align:center;box-shadow:0 10px 22px -20px rgba(79,70,229,.7);
}
.stat-box strong{display:block;font-size:17px;font-weight:900;color:var(--main);line-height:1.2}
.stat-box span{font-size:11px;color:var(--ink-soft)}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:2px}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(120deg,var(--main),var(--accent));
  color:#fff;font-weight:700;font-size:13px;
  padding:11px 20px;border-radius:14px;border:none;
  box-shadow:0 16px 32px -18px rgba(79,70,229,.95);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 38px -18px rgba(124,58,237,.95)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--main);font-weight:700;font-size:13px;
  padding:11px 18px;border-radius:14px;border:1px solid var(--line);
  box-shadow:0 12px 26px -22px rgba(30,27,75,.8);
  transition:transform .2s ease,border-color .2s ease,color .2s ease;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* ===== 通用区块 ===== */
.section{max-width:1240px;margin:0 auto;padding:52px 18px 8px}
.section-head{margin-bottom:22px;max-width:720px}
.section-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:11px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;
  color:var(--accent);background:rgba(124,58,237,.1);
  border:1px solid rgba(124,58,237,.18);
  padding:4px 11px;border-radius:999px;margin-bottom:10px;
}
.section-head h2{font-size:clamp(21px,2.6vw,28px);margin:0 0 8px;line-height:1.3}
.section-head p{font-size:13px;color:var(--ink-soft);margin:0}

/* ===== 使用说明 步骤条 ===== */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;position:relative;
}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-md);padding:20px 16px 18px;
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step-card:hover{transform:translateY(-4px) scale(1.015);border-color:var(--accent);box-shadow:0 22px 42px -24px rgba(124,58,237,.7)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:11px;font-size:13px;font-weight:900;
  color:#fff;background:linear-gradient(135deg,var(--main),var(--accent));
  margin-bottom:10px;box-shadow:0 12px 24px -16px rgba(79,70,229,.95);
}
.step-card h3{font-size:14px;margin:0 0 6px}
.step-card p{font-size:12.5px;color:var(--ink-soft);margin:0;line-height:1.66}

/* ===== 特色网格 ===== */
.feature-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:20px 18px;box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.feature-card:hover{transform:scale(1.02);border-color:var(--main);box-shadow:0 22px 44px -24px rgba(79,70,229,.72)}
.feature-icon{
  width:38px;height:38px;border-radius:13px;display:inline-flex;
  align-items:center;justify-content:center;font-size:15px;
  color:var(--main);background:rgba(79,70,229,.1);margin-bottom:11px;
}
.feature-card h3{font-size:14.5px;margin:0 0 6px}
.feature-card p{font-size:12.5px;color:var(--ink-soft);margin:0}

/* ===== 海报网格 ===== */
.poster-block{margin-top:26px}
.poster-block-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  flex-wrap:wrap;margin-bottom:14px;
}
.poster-block-head h3{font-size:16px;margin:0}
.poster-block-head span{font-size:12px;color:var(--ink-soft)}
.poster-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:13px;
}
.poster-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;box-shadow:0 12px 26px -22px rgba(30,27,75,.7);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.poster-card:hover{transform:scale(1.03);border-color:var(--accent);box-shadow:0 20px 38px -22px rgba(124,58,237,.75)}
.poster-thumb{position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;background:linear-gradient(150deg,#e8e3ff,#f6f3ff)}
.poster-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.poster-body{padding:9px 10px 11px}
.poster-body h4{
  font-size:12.5px;line-height:1.36;margin:0 0 4px;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-body small{font-size:11px;color:var(--ink-soft);display:block;line-height:1.5}
.poster-chip{
  display:inline-block;font-size:10px;font-weight:700;color:var(--accent);
  background:rgba(124,58,237,.09);border-radius:999px;padding:2px 8px;margin-top:6px;
}

/* ===== 长文 ===== */
.longread{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 30px 26px;box-shadow:var(--shadow-soft);
  display:grid;grid-template-columns:1fr 300px;gap:28px;
}
.longread-main h2{font-size:20px;margin:0 0 12px}
.longread-main h3{font-size:14.5px;margin:20px 0 7px;color:var(--main)}
.longread-main p{font-size:13px;color:var(--ink-soft);margin-bottom:.72rem}
.longread-aside{
  background:linear-gradient(165deg,#f7f5ff,#efeaff);
  border:1px solid var(--line);border-radius:var(--radius-md);
  padding:18px 16px;align-self:start;
}
.longread-aside h3{font-size:13.5px;margin:0 0 10px}
.mini-list{list-style:none;margin:0;padding:0}
.mini-list li{
  font-size:12.5px;color:var(--ink-soft);padding:7px 0 7px 20px;position:relative;
  border-bottom:1px dashed var(--line);line-height:1.6;
}
.mini-list li:last-child{border-bottom:none}
.mini-list li::before{
  content:"\f0da";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:7px;color:var(--accent);font-size:10px;
}

/* ===== FAQ ===== */
.faq-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:16px 18px;box-shadow:0 12px 28px -24px rgba(30,27,75,.7);
  transition:border-color .22s ease,transform .22s ease;
}
.faq-item:hover{border-color:var(--main);transform:translateY(-2px)}
.faq-item h3{
  font-size:13.5px;margin:0 0 7px;display:flex;gap:8px;align-items:flex-start;
}
.faq-item h3 i{color:var(--accent);font-size:12px;margin-top:4px;flex:0 0 auto}
.faq-item p{font-size:12.5px;color:var(--ink-soft);margin:0}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  max-width:1240px;margin:52px auto 0;
  border-radius:var(--radius-lg);
  padding:40px 34px;text-align:center;
  background:linear-gradient(120deg,var(--ink) 0%,#2c2670 48%,var(--main) 100%);
  box-shadow:0 30px 60px -32px rgba(30,27,75,.85);
}
.cta-band .glow-a{background:rgba(124,58,237,.55);width:280px;height:280px;top:-110px;left:-70px}
.cta-band .glow-b{background:rgba(129,140,248,.45);width:260px;height:260px;bottom:-120px;right:-70px}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,27px);margin:0 0 10px}
.cta-band p{color:rgba(255,255,255,.8);font-size:13px;max-width:620px;margin:0 auto 18px}
.cta-band .btn-main{background:#fff;color:var(--main);box-shadow:0 18px 36px -20px rgba(0,0,0,.6)}
.cta-band .btn-main:hover{color:var(--accent)}

/* ===== 友链 & 页脚 ===== */
.friend-links{
  max-width:1240px;margin:34px auto 0;padding:0 18px;
}
.friend-links-inner{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:16px 20px;box-shadow:0 12px 28px -26px rgba(30,27,75,.7);
}
.friend-links h3{font-size:13px;margin:0 0 8px;color:var(--ink)}
.friend-links .fl-body{font-size:12.5px;color:var(--ink-soft);line-height:1.9;word-break:break-all}
.site-footer{
  max-width:1240px;margin:26px auto 0;padding:26px 18px 34px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:flex-start;
}
.footer-col{font-size:12.5px;color:var(--ink-soft);line-height:1.9}
.footer-col strong{display:block;color:var(--ink);font-size:13px;font-weight:800;margin-bottom:4px}
.footer-col a{color:var(--ink-soft);margin-right:12px;display:inline-block}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  max-width:1240px;margin:0 auto;padding:0 18px 36px;
  font-size:12px;color:var(--ink-soft);
}
.footer-bottom .copy strong{color:var(--main)}

/* ===== 回到顶部 ===== */
#backTop{
  position:fixed;right:18px;bottom:22px;z-index:1050;
  width:44px;height:44px;border-radius:15px;border:none;
  background:linear-gradient(135deg,var(--main),var(--accent));color:#fff;
  font-size:15px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 18px 34px -18px rgba(79,70,229,.95);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s ease;
  cursor:pointer;
}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0)}
#backTop:hover{transform:translateY(-3px)}

/* ===== 响应式 ===== */
@media (max-width:1080px){
  .poster-grid{grid-template-columns:repeat(4,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .longread{grid-template-columns:1fr}
}
@media (max-width:860px){
  .hero-split{grid-template-columns:1fr;min-height:0;margin:16px 14px 0}
  .hero-visual{min-height:300px}
  .hero-panel{border-left:none;border-top:1px solid var(--line);padding:26px 22px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;
    background:rgba(255,255,255,.98);
    border-top:1px solid var(--line);
    box-shadow:0 20px 36px -28px rgba(30,27,75,.7);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:10px 14px 14px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:10px 12px;font-size:13.5px}
  .section{padding:38px 16px 6px}
  .faq-wrap{grid-template-columns:1fr}
  .cta-band{margin:38px 14px 0;padding:30px 20px}
  .friend-links{margin-top:26px}
  .site-footer{flex-direction:column;gap:14px}
}
@media (max-width:640px){
  .poster-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .feature-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(3,1fr)}
  .longread{padding:22px 18px}
  .hero-visual-copy{padding:22px 20px}
}
@media (max-width:420px){
  .poster-grid{grid-template-columns:repeat(2,1fr)}
  .brand-link{font-size:17px}
}

/* --- 子页面追加 --- */
/* ===== 导航 ===== */
  .site-nav {
    position: sticky; top: 0; z-index: 50;
    background: rgba(245,243,255,.82);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
/* ===== 通用 ===== */
  .section { max-width: 1160px; margin: 0 auto; padding: 64px 22px; }
/* ===== Hero ===== */
  .about-hero { padding: 72px 22px 40px; max-width: 1160px; margin: 0 auto; position: relative; }
.about-hero h1 {
    font-size: clamp(1.9rem, 4.4vw, 3rem);
    font-weight: 900; line-height: 1.22; margin: 0 0 18px;
    letter-spacing: -1px; color: var(--ink);
  }
.about-hero h1 span {
    background: linear-gradient(120deg, var(--main), var(--accent));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  }
.about-hero p.lead {
    font-size: 1.06rem; color: var(--ink-soft); margin: 0 0 26px; max-width: 560px;
  }
.btn-main, .btn-ghost {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 13px 26px; border-radius: 999px;
    font-weight: 700; font-size: .95rem; transition: .24s; cursor: pointer;
    border: 1px solid transparent;
  }
.hero-visual::before {
    content: ""; position: absolute; width: 200px; height: 200px; right: -60px; top: -60px;
    background: radial-gradient(circle, rgba(124,58,237,.28), transparent 70%);
    border-radius: 50%;
  }
.hero-visual-copy h3 { margin: 0 0 6px; font-size: 1.1rem; font-weight: 800; color: var(--ink); }
.hero-panel .mini {
    background: rgba(255,255,255,.85); border: 1px solid var(--line);
    border-radius: var(--radius-sm); padding: 14px 16px;
  }
.hero-panel .mini strong { display: block; font-size: 1.25rem; font-weight: 800; color: var(--main); }
.hero-panel .mini small { color: var(--ink-soft); font-size: .8rem; }
.glow-a, .glow-b {
    position: absolute; border-radius: 50%; filter: blur(60px); z-index: 0; pointer-events: none;
  }
/* ===== 数据条 ===== */
  .hero-stats {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    margin-top: 46px;
  }
/* ===== 特色卡片 ===== */
  .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card .fico {
    width: 46px; height: 46px; border-radius: 13px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(79,70,229,.1); color: var(--main);
    font-size: 1.15rem; margin-bottom: 16px;
  }
/* ===== 步骤 ===== */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
/* ===== 内容板块双栏 ===== */
  .split-two { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.info-block {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius-md); padding: 30px 26px; box-shadow: var(--shadow-soft);
  }
.info-block h3 { margin: 0 0 14px; font-size: 1.15rem; font-weight: 800; color: var(--ink); display: flex; align-items: center; gap: 10px; }
.info-block h3 i { color: var(--main); font-size: 1rem; }
.info-block p { margin: 0 0 12px; font-size: .94rem; color: var(--ink-soft); }
.info-block p:last-child { margin-bottom: 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag-row span {
    padding: 6px 13px; border-radius: 999px; font-size: .8rem; font-weight: 600;
    background: rgba(79,70,229,.08); color: var(--main); border: 1px solid var(--line);
  }
/* ===== FAQ ===== */
  .faq-list { display: grid; gap: 14px; }
/* ===== 免责提示条 ===== */
  .note-strip {
    background: linear-gradient(135deg, rgba(79,70,229,.09), rgba(124,58,237,.09));
    border: 1px solid var(--line); border-radius: var(--radius-md);
    padding: 24px 28px; display: flex; gap: 18px; align-items: flex-start;
  }
.note-strip i { color: var(--main); font-size: 1.4rem; margin-top: 3px; }
.note-strip p { margin: 0; font-size: .94rem; color: var(--ink-soft); }
.note-strip strong { color: var(--ink); }
/* ===== CTA ===== */
  .cta-band {
    background: linear-gradient(135deg, var(--main), var(--accent));
    border-radius: var(--radius-lg); padding: 52px 34px; text-align: center;
    color: #fff; box-shadow: var(--shadow-card);
  }
.cta-band .btn-ghost { background: #fff; color: var(--main); border-color: #fff; }
.cta-band .btn-ghost:hover { color: var(--accent); }
/* ===== 页脚 ===== */
  .site-footer {
    border-top: 1px solid var(--line); background: rgba(255,255,255,.6);
    padding: 44px 22px 30px;
  }
.footer-inner {
    max-width: 1160px; margin: 0 auto;
    display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; align-items: flex-start;
  }
.footer-brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.1rem; color: var(--ink); margin-bottom: 10px; }
.footer-brand i { color: var(--main); }
.footer-col p { margin: 0; font-size: .88rem; color: var(--ink-soft); max-width: 320px; }
.footer-col h4 { margin: 0 0 12px; font-size: .92rem; font-weight: 800; color: var(--ink); }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-links a { font-size: .88rem; color: var(--ink-soft); }
.footer-links a:hover { color: var(--main); }
.feature-grid, .steps { grid-template-columns: 1fr 1fr; }
.split-two { grid-template-columns: 1fr; }
.feature-grid, .steps { grid-template-columns: 1fr; }
.about-hero { padding: 48px 18px 24px; }

/* --- 子页面追加 --- */
.doc-wrap {max-width:920px;margin:0 auto;}
.doc-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:clamp(22px,4vw,44px);}
.doc-card h2 {font-size:clamp(1.15rem,2.4vw,1.45rem);color:var(--ink);font-weight:800;letter-spacing:-.2px;margin:0 0 14px;display:flex;align-items:center;gap:10px;}
.doc-card h2 i {color:var(--main);font-size:.95em;}
.doc-card h3 {font-size:1.02rem;color:var(--ink);font-weight:700;margin:22px 0 8px;}
.doc-card p {color:var(--ink-soft);line-height:1.95;font-size:.96rem;margin:0 0 12px;}
.doc-card ul {color:var(--ink-soft);line-height:1.95;font-size:.96rem;padding-left:1.15rem;margin:0 0 14px;}
.doc-card li {margin-bottom:6px;}
.doc-card a {color:var(--main);text-decoration:none;font-weight:600;}
.doc-card a:hover {color:var(--accent);text-decoration:underline;}
.doc-block {padding-top:26px;margin-top:26px;border-top:1px dashed var(--line);}
.doc-block:first-of-type {padding-top:0;margin-top:0;border-top:0;}
.doc-note {background:linear-gradient(135deg,rgba(79,70,229,.07),rgba(124,58,237,.07));border:1px solid var(--line);border-radius:var(--radius-md);padding:16px 18px;font-size:.92rem;color:var(--ink-soft);line-height:1.85;}
.doc-meta {display:flex;flex-wrap:wrap;gap:10px 22px;font-size:.85rem;color:var(--ink-soft);margin-top:18px;}
.doc-meta span i {color:var(--main);margin-right:6px;}
.doc-toc {display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin:0 0 8px;}
.doc-toc a {display:flex;align-items:center;gap:8px;padding:11px 14px;border-radius:var(--radius-sm);border:1px solid var(--line);background:rgba(79,70,229,.04);font-size:.9rem;font-weight:600;color:var(--ink);transition:.2s;}
.doc-toc a:hover {background:rgba(79,70,229,.1);color:var(--main);text-decoration:none;transform:translateY(-2px);}
.doc-toc a i {color:var(--main);font-size:.85em;}
.doc-card {padding:20px 16px;}
.doc-meta {flex-direction:column;gap:6px;}

/* --- 子页面追加 --- */
.sitemap-hero {padding:64px 0 28px}
.sitemap-hero h1 {font-size:clamp(28px,4.4vw,44px);font-weight:900;color:var(--ink);line-height:1.25;letter-spacing:-.5px;margin:14px 0 14px}
.sitemap-hero h1 span {color:var(--main)}
.sitemap-lead {color:var(--ink-soft);font-size:16px;line-height:1.85;max-width:720px}
.map-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:8px}
.map-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px 22px;box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease}
.map-card:hover {transform:translateY(-4px);box-shadow:var(--shadow-soft)}
.map-card h2,.map-card h3 {font-size:19px;font-weight:800;color:var(--ink);margin:0 0 6px;display:flex;align-items:center;gap:10px}
.map-card h2 i,.map-card h3 i {width:34px;height:34px;flex:none;display:inline-flex;align-items:center;justify-content:center;border-radius:11px;background:linear-gradient(135deg,var(--main),var(--accent));color:#fff;font-size:14px;box-shadow:0 8px 18px -10px rgba(79,70,229,.8)}
.map-desc {color:var(--ink-soft);font-size:14px;line-height:1.75;margin:0 0 14px}
.map-list {list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.map-list li a {display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--ink);font-size:14.5px;font-weight:500;text-decoration:none;border:1px solid transparent;transition:.2s}
.map-list li a:hover {background:rgba(79,70,229,.06);border-color:var(--line);color:var(--main)}
.map-list li a i {color:var(--accent);font-size:12px;width:14px;text-align:center}
.map-list li a .tag {margin-left:auto;font-size:11.5px;font-weight:600;color:var(--main);background:rgba(79,70,229,.09);padding:2px 9px;border-radius:999px}
.map-note {margin-top:26px;background:rgba(79,70,229,.05);border:1px dashed var(--line);border-radius:var(--radius-md);padding:20px 22px;color:var(--ink-soft);font-size:14px;line-height:1.8}
.map-note strong {color:var(--ink)}
.update-line {display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--main);background:rgba(79,70,229,.08);padding:6px 14px;border-radius:999px;margin-bottom:8px}
.map-card {padding:22px 20px 18px}
.sitemap-hero {padding:44px 0 18px}