:root{
  --main:#dc2626;
  --accent:#fb923c;
  --bg:#141013;
  --text:#fef2f2;
  --card:#1e181c;
  --card-2:#251d22;
  --line:rgba(254,242,242,.12);
  --muted:rgba(254,242,242,.62);
  --title-font:"Source Han Serif SC","Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --body-font:"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",Inter,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body-font);
  line-height:1.9;
  letter-spacing:.01em;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,.serif{font-family:var(--title-font);font-weight:700;line-height:1.45;letter-spacing:.02em;}
a{text-decoration:none;color:inherit;transition:color .25s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;}

/* ============ 导航 ============ */
.top-nav{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(20,16,19,.28);
  backdrop-filter:blur(6px);
  border-bottom:1px solid transparent;
  transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.top-nav.scrolled{
  background:rgba(20,16,19,.94);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 26px rgba(0,0,0,.45);
}
.nav-inner{
  max-width:1280px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{
  font-family:var(--title-font);
  font-size:1.28rem;font-weight:800;color:var(--text);
  display:inline-flex;align-items:center;gap:9px;white-space:nowrap;
}
.brand i{color:var(--main);font-size:1.15rem;}
.brand:hover{color:var(--text);}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.nav-links a{
  font-size:.93rem;color:var(--muted);
  padding:8px 14px;border-radius:999px;
  transition:all .25s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(220,38,38,.22);}
.nav-links a.active{color:var(--text);background:rgba(220,38,38,.28);}
.nav-toggle{
  display:none;background:rgba(254,242,242,.08);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:14px;font-size:1.05rem;
}
@media(max-width:991px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(20,16,19,.98);padding:14px 18px 20px;
    border-bottom:1px solid var(--line);
  }
  .nav-links.show{display:flex;}
  .nav-links a{padding:12px 16px;border-radius:12px;}
}

/* ============ Hero ============ */
.hero{
  position:relative;min-height:100vh;
  display:flex;align-items:center;
  padding:120px 20px 80px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 78% 18%,rgba(220,38,38,.42),transparent 46%),
    radial-gradient(circle at 12% 78%,rgba(251,146,60,.24),transparent 48%),
    linear-gradient(160deg,#1a1216 0%,#141013 58%,#0d0a0c 100%);
  z-index:0;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(254,242,242,.026) 1px,transparent 1px),
    linear-gradient(90deg,rgba(254,242,242,.026) 1px,transparent 1px);
  background-size:62px 62px;
  mask-image:radial-gradient(circle at 50% 40%,#000 12%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;max-width:1280px;margin:0 auto;width:100%;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;font-size:.8rem;
  background:rgba(251,146,60,.14);color:var(--accent);
  border:1px solid rgba(251,146,60,.32);margin-bottom:22px;
}
.hero-title{
  font-size:clamp(2rem,4.6vw,3.4rem);
  font-weight:800;margin:0 0 18px;line-height:1.32;
}
.hero-title .hl{color:var(--main);}
.hero-sub{color:var(--muted);font-size:1.03rem;max-width:620px;margin-bottom:34px;}
.stats-row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.stat-box{
  flex:1 1 150px;min-width:130px;
  background:rgba(254,242,242,.045);
  border:1px solid var(--line);
  border-radius:22px;padding:18px 20px;
  transition:transform .3s ease,box-shadow .3s ease;
}
.stat-box:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(0,0,0,.42);}
.stat-num{
  font-family:var(--title-font);font-size:1.95rem;font-weight:800;
  color:var(--accent);line-height:1.1;
}
.stat-num small{font-size:.9rem;color:var(--muted);margin-left:3px;font-weight:400;}
.stat-label{font-size:.82rem;color:var(--muted);margin-top:4px;letter-spacing:.06em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 30px;border-radius:999px;font-size:.95rem;font-weight:600;
  border:1px solid transparent;transition:all .28s ease;cursor:pointer;
}
.btn-pill-primary{background:var(--main);color:#fff;box-shadow:0 10px 26px rgba(220,38,38,.36);}
.btn-pill-primary:hover{background:#b91c1c;color:#fff;transform:translateY(-2px);}
.btn-pill-ghost{background:transparent;border-color:rgba(254,242,242,.28);color:var(--text);}
.btn-pill-ghost:hover{background:rgba(254,242,242,.08);color:var(--text);border-color:var(--accent);}

/* ============ 通用区块 ============ */
.section{padding:74px 20px;position:relative;}
.section-dark{background:linear-gradient(180deg,#171216 0%,#141013 100%);}
.container-x{max-width:1280px;margin:0 auto;}
.sec-head{margin-bottom:36px;}
.sec-tag{
  font-size:.78rem;letter-spacing:.2em;color:var(--accent);
  text-transform:uppercase;display:block;margin-bottom:10px;font-weight:600;
}
.sec-title{font-size:clamp(1.5rem,2.6vw,2rem);margin:0 0 12px;}
.sec-desc{color:var(--muted);font-size:.95rem;max-width:640px;margin:0;}

/* ============ 分类入口 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:991px){.cat-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:575px){.cat-grid{grid-template-columns:1fr;}}
.cat-card{
  display:flex;align-items:center;gap:18px;
  background:var(--card);border:1px solid var(--line);
  border-radius:22px;padding:22px 24px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.cat-card:hover{
  transform:translateY(-6px);
  box-shadow:0 18px 42px rgba(0,0,0,.5);
  border-color:rgba(220,38,38,.55);
}
.cat-icon{
  width:56px;height:56px;flex:0 0 56px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(220,38,38,.18);color:var(--main);font-size:1.35rem;
}
.cat-card:nth-child(2n) .cat-icon{background:rgba(251,146,60,.16);color:var(--accent);}
.cat-name{font-family:var(--title-font);font-size:1.1rem;font-weight:700;margin:0 0 3px;color:var(--text);}
.cat-meta{font-size:.82rem;color:var(--muted);margin:0;}

/* ============ 海报墙 ============ */
.poster-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:20px;width:100%;
}
@media(max-width:1199px){.poster-grid{grid-template-columns:repeat(4,1fr);}}
@media(max-width:767px){.poster-grid{grid-template-columns:repeat(3,1fr);gap:14px;}}
@media(max-width:479px){.poster-grid{grid-template-columns:repeat(2,1fr);gap:12px;}}
.poster-card{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;position:relative;
  transition:transform .32s ease,box-shadow .32s ease,border-color .32s ease;
}
.poster-card:hover{
  transform:translateY(-8px);
  box-shadow:0 20px 44px rgba(0,0,0,.6);
  border-color:rgba(220,38,38,.5);
}
.poster-thumb{position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;background:#221a1f;}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.poster-card:hover .poster-thumb img{transform:scale(1.06);}
.ep-badge{
  position:absolute;top:10px;left:10px;
  background:rgba(20,16,19,.86);color:var(--accent);
  font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:999px;
  border:1px solid rgba(251,146,60,.4);backdrop-filter:blur(4px);
}
.score-badge{
  position:absolute;bottom:10px;right:10px;
  background:rgba(220,38,38,.94);color:#fff;
  font-size:.74rem;font-weight:700;padding:3px 10px;border-radius:999px;
  display:inline-flex;align-items:center;gap:4px;
}
.score-badge i{font-size:.62rem;color:#ffd9a0;}
.poster-info{padding:12px 14px 16px;}
.poster-title{
  font-size:.9rem;font-weight:600;margin:0 0 4px;color:var(--text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.poster-sub{font-size:.75rem;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ============ 排行榜 ============ */
.rank-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:26px;
  padding:8px 26px;overflow:hidden;
}
.rank-item{
  display:flex;align-items:center;gap:18px;
  padding:18px 4px;border-bottom:1px solid var(--line);
  transition:background .25s ease,padding-left .25s ease;
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:rgba(220,38,38,.07);padding-left:12px;}
.rank-no{
  font-family:var(--title-font);font-size:1.5rem;font-weight:800;
  color:rgba(254,242,242,.28);width:44px;flex:0 0 44px;text-align:center;
  font-variant-numeric:tabular-nums;
}
.rank-item:nth-child(1) .rank-no{color:var(--main);}
.rank-item:nth-child(2) .rank-no{color:var(--accent);}
.rank-item:nth-child(3) .rank-no{color:#fbbf24;}
.rank-name{font-size:1rem;font-weight:600;margin:0;color:var(--text);}
.rank-tag{font-size:.78rem;color:var(--muted);margin:2px 0 0;}
.rank-hot{
  margin-left:auto;font-size:.8rem;color:var(--accent);
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  background:rgba(251,146,60,.12);padding:5px 14px;border-radius:999px;
  border:1px solid rgba(251,146,60,.28);
}
@media(max-width:575px){
  .rank-wrap{padding:6px 16px;}
  .rank-item{gap:12px;}
  .rank-name{font-size:.92rem;}
  .rank-tag{font-size:.72rem;}
  .rank-hot{font-size:.72rem;padding:4px 10px;}
}

/* ============ 专题（步骤条） ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;}
@media(max-width:991px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(max-width:479px){.steps{grid-template-columns:1fr;}}
.step-card{
  position:relative;background:var(--card-2);border:1px solid var(--line);
  border-radius:20px;padding:30px 22px 24px;
  transition:transform .3s ease,box-shadow .3s ease;
}
.step-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(0,0,0,.48);}
.step-no{
  width:42px;height:42px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  font-family:var(--title-font);font-weight:800;font-size:1.05rem;
  background:rgba(220,38,38,.18);color:var(--main);margin-bottom:16px;
}
.step-card:nth-child(2n) .step-no{background:rgba(251,146,60,.16);color:var(--accent);}
.step-title{font-size:1rem;margin:0 0 8px;color:var(--text);}
.step-text{font-size:.86rem;color:var(--muted);margin:0;line-height:1.8;}

/* ============ FAQ ============ */
.faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
@media(max-width:767px){.faq-list{grid-template-columns:1fr;}}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:22px 24px;transition:border-color .28s ease,transform .28s ease;
}
.faq-item:hover{border-color:rgba(251,146,60,.4);transform:translateY(-3px);}
.faq-q{font-size:.98rem;font-weight:700;margin:0 0 8px;color:var(--text);display:flex;gap:9px;align-items:flex-start;}
.faq-q i{color:var(--main);font-size:.85rem;margin-top:6px;}
.faq-a{font-size:.87rem;color:var(--muted);margin:0;line-height:1.85;}

/* ============ 友链 & 页脚 ============ */
.friend-links{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:38px 20px;background:#120e11;
}
.friend-inner{max-width:1280px;margin:0 auto;}
.friend-title{
  font-size:.9rem;font-weight:700;letter-spacing:.14em;color:var(--text);
  margin:0 0 14px;display:flex;align-items:center;gap:9px;
}
.friend-title i{color:var(--main);font-size:.82rem;}
.friend-body{font-size:.86rem;color:var(--muted);line-height:2.1;word-break:break-all;}
.site-footer{background:#0e0b0d;padding:52px 20px 30px;}
.footer-inner{max-width:1280px;margin:0 auto;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;margin-bottom:40px;}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr;gap:28px;}}
@media(max-width:520px){.footer-top{grid-template-columns:1fr;}}
.footer-brand{
  font-family:var(--title-font);font-size:1.16rem;font-weight:800;color:var(--text);
  display:inline-flex;align-items:center;gap:9px;margin-bottom:14px;
}
.footer-brand i{color:var(--main);}
.footer-desc{font-size:.85rem;color:var(--muted);line-height:1.9;margin:0 0 14px;max-width:330px;}
.footer-col h4{font-size:.86rem;letter-spacing:.1em;color:var(--text);margin:0 0 14px;font-weight:700;}
.footer-col a{display:block;font-size:.84rem;color:var(--muted);padding:5px 0;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:.79rem;color:rgba(254,242,242,.42);
}
.footer-bottom a{color:rgba(254,242,242,.56);}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:1040;
  width:50px;height:50px;border-radius:999px;border:none;
  background:var(--main);color:#fff;font-size:1rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 30px rgba(220,38,38,.42);
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:all .32s ease;cursor:pointer;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:#b91c1c;transform:translateY(-3px);}
@media(max-width:575px){.to-top{right:14px;bottom:16px;width:44px;height:44px;}}

/* --- 子页面追加 --- */
/* 顶部导航（复用首页类名，仅补足子页面所需细节） */
  .top-nav {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(20,16,19,.86);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
/* 子页面主视觉 */
  .about-hero {
    position: relative;
    padding: 72px 0 56px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background:
      radial-gradient(900px 380px at 80% -10%, rgba(220,38,38,.22), transparent 62%),
      radial-gradient(700px 340px at 8% 110%, rgba(251,146,60,.13), transparent 60%);
  }
.hero-title em {
    font-style: normal;
    background: linear-gradient(120deg, var(--main), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
.prose p {
    color: var(--muted);
    font-size: 15.5px;
    line-height: 1.95;
    margin-bottom: 16px;
  }
.prose p strong { color: var(--text); font-weight: 600; }
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
.feature-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 26px 22px;
    height: 100%;
    transition: transform .25s, border-color .25s, box-shadow .25s;
  }
.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(220,38,38,.45);
    box-shadow: 0 14px 34px rgba(0,0,0,.35);
  }
.feature-icon {
    width: 46px; height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 13px;
    font-size: 18px;
    color: #fff;
    background: linear-gradient(135deg, var(--main), var(--accent));
    margin-bottom: 16px;
  }
.feature-card h3 {
    font-family: var(--title-font);
    font-size: 17.5px;
    font-weight: 700;
    margin: 0 0 10px;
    line-height: 1.5;
  }
.feature-card p {
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.85;
    margin: 0;
  }
.timeline {
    position: relative;
    padding-left: 26px;
    border-left: 2px solid rgba(220,38,38,.35);
  }
.timeline-item {
    position: relative;
    padding-bottom: 28px;
  }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
    content: "";
    position: absolute;
    left: -34px;
    top: 5px;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(251,146,60,.16);
  }
.timeline-item h3 {
    font-family: var(--title-font);
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 8px;
  }
.timeline-item p {
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.9;
    margin: 0;
  }
.rule-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 12px;
  }
.rule-list li {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px 18px 16px 52px;
    position: relative;
    color: var(--muted);
    font-size: 14.8px;
    line-height: 1.85;
  }
.rule-list li i {
    position: absolute;
    left: 18px;
    top: 17px;
    color: var(--accent);
    font-size: 15px;
  }
.rule-list li strong { color: var(--text); font-weight: 600; }
.cta-band {
    background:
      radial-gradient(700px 260px at 20% 0%, rgba(220,38,38,.25), transparent 65%),
      var(--card);
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 40px 30px;
    text-align: center;
  }
.cta-band h2 {
    font-family: var(--title-font);
    font-size: clamp(20px, 2.6vw, 27px);
    font-weight: 800;
    margin: 0 0 12px;
    line-height: 1.4;
  }
.cta-band p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.85;
    max-width: 620px;
    margin: 0 auto 24px;
  }
.btn-pill:hover { transform: translateY(-2px); }
/* 页脚 */
  .site-foot {
    border-top: 1px solid var(--line);
    background: #100c0f;
    padding: 44px 0 26px;
  }
.foot-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
  }
.foot-brand {
    font-family: var(--title-font);
    font-size: 18px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    color: var(--text);
    text-decoration: none;
  }
.foot-brand i { color: var(--main); }
.foot-desc {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.9;
    max-width: 380px;
    margin: 0;
  }
.foot-col h4 {
    font-size: 14px;
    letter-spacing: 1.5px;
    color: var(--text);
    margin: 0 0 14px;
    font-weight: 700;
  }
.foot-col a {
    display: block;
    color: var(--muted);
    font-size: 14px;
    text-decoration: none;
    padding: 5px 0;
    transition: color .2s;
  }
.foot-col a:hover { color: var(--accent); }
.foot-bottom {
    border-top: 1px solid var(--line);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    color: rgba(254,242,242,.42);
    font-size: 13px;
  }
.foot-bottom a { color: rgba(254,242,242,.55); text-decoration: none; }
.foot-bottom a:hover { color: var(--accent); }
.feature-grid { grid-template-columns: repeat(2, 1fr); }
.foot-grid { grid-template-columns: 1fr 1fr; }
.foot-brand-col { grid-column: 1 / -1; }
.nav-links.open { display: flex; }
.about-hero { padding: 50px 0 40px; }
.feature-grid { grid-template-columns: 1fr; }
.foot-grid { grid-template-columns: 1fr; }

/* --- 子页面追加 --- */
.guide-lead {max-width:760px;color:var(--muted);font-size:1.02rem;line-height:1.9;}
.guide-steps {display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px;}
.guide-step {background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 20px;position:relative;}
.guide-step .num {font-family:var(--title-font);font-size:2rem;font-weight:800;color:var(--main);line-height:1;margin-bottom:12px;}
.guide-step h3 {font-family:var(--title-font);font-size:1.05rem;margin:0 0 8px;color:var(--text);}
.guide-step p {margin:0;font-size:.88rem;color:var(--muted);line-height:1.75;}
.pick-card {background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px 24px;height:100%;transition:.25s;}
.pick-card:hover {border-color:rgba(220,38,38,.55);transform:translateY(-3px);}
.pick-card .ico {width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(220,38,38,.14);color:var(--main);font-size:1.1rem;margin-bottom:16px;}
.pick-card h3 {font-family:var(--title-font);font-size:1.12rem;margin:0 0 10px;}
.pick-card p {margin:0;color:var(--muted);font-size:.9rem;line-height:1.8;}
.pick-card .tagline {display:inline-block;margin-top:14px;font-size:.76rem;color:var(--accent);border:1px solid rgba(251,146,60,.35);padding:3px 10px;border-radius:999px;}
.scene-list {display:grid;gap:14px;margin-top:30px;}
.scene-item {display:grid;grid-template-columns:110px 1fr;gap:20px;background:var(--card-2);border:1px solid var(--line);border-radius:14px;padding:20px 22px;}
.scene-item .time {font-family:var(--title-font);color:var(--accent);font-size:.95rem;font-weight:700;}
.scene-item h3 {font-size:1rem;margin:0 0 6px;font-family:var(--title-font);}
.scene-item p {margin:0;font-size:.88rem;color:var(--muted);line-height:1.75;}
.rule-box {background:linear-gradient(135deg,rgba(220,38,38,.12),rgba(251,146,60,.07));border:1px solid var(--line);border-radius:18px;padding:30px 28px;}
.rule-box ul {list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.rule-box li {display:flex;gap:12px;font-size:.92rem;color:var(--muted);line-height:1.8;}
.rule-box li i {color:var(--main);margin-top:5px;flex-shrink:0;}
.rule-box li strong {color:var(--text);}
.faq-item:last-child {border-bottom:none;}
.faq-item h3 {font-family:var(--title-font);font-size:1.02rem;margin:0 0 8px;color:var(--text);}
.faq-item p {margin:0;color:var(--muted);font-size:.9rem;line-height:1.85;}
.guide-steps {grid-template-columns:repeat(2,1fr);}
.scene-item {grid-template-columns:1fr;gap:8px;}
.guide-steps {grid-template-columns:1fr;}

/* --- 子页面追加 --- */
.doc-hero {padding:64px 0 40px;border-bottom:1px solid var(--line);background:radial-gradient(900px 340px at 18% 0%,rgba(220,38,38,.22),transparent 70%),radial-gradient(700px 300px at 88% 10%,rgba(251,146,60,.14),transparent 70%);}
.doc-hero .container-x {max-width:1180px;margin:0 auto;padding:0 20px;}
.doc-eyebrow {display:inline-flex;align-items:center;gap:8px;font-size:.78rem;letter-spacing:2px;text-transform:uppercase;color:var(--accent);border:1px solid rgba(251,146,60,.35);padding:6px 14px;border-radius:999px;margin-bottom:18px;}
.doc-title {font-family:var(--title-font);font-size:clamp(1.7rem,4vw,2.9rem);line-height:1.28;margin:0 0 16px;}
.doc-title span {color:var(--main);}
.doc-sub {color:var(--muted);max-width:760px;font-size:1rem;line-height:1.85;margin:0;}
.doc-meta {margin-top:22px;display:flex;flex-wrap:wrap;gap:18px;font-size:.84rem;color:var(--muted);}
.doc-meta i {color:var(--accent);margin-right:6px;}
.sec-title span {color:var(--main);}
.doc-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.doc-card {background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 24px;transition:.25s;}
.doc-card:hover {border-color:rgba(220,38,38,.45);transform:translateY(-3px);}
.doc-card .ico {width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;background:rgba(220,38,38,.16);color:var(--main);font-size:1.05rem;margin-bottom:16px;}
.doc-card h3 {font-size:1.06rem;margin:0 0 12px;color:var(--text);font-weight:600;line-height:1.5;}
.doc-card p {margin:0 0 10px;color:var(--muted);font-size:.92rem;line-height:1.85;}
.doc-card p:last-child {margin-bottom:0;}
.doc-list {margin:0;padding-left:0;list-style:none;}
.doc-list li {position:relative;padding-left:20px;color:var(--muted);font-size:.92rem;line-height:1.9;margin-bottom:8px;}
.doc-list li::before {content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--accent);}
.doc-note {background:var(--card-2);border-left:3px solid var(--main);border-radius:0 14px 14px 0;padding:20px 24px;margin-top:26px;color:var(--muted);font-size:.93rem;line-height:1.9;}
.doc-note strong {color:var(--text);}
.para {color:var(--muted);font-size:.95rem;line-height:1.95;margin:0 0 16px;}
.para strong {color:var(--text);}
.flow {display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px;}
.flow-step {background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 18px;}
.flow-step .num {font-family:var(--title-font);font-size:1.5rem;color:var(--main);line-height:1;margin-bottom:12px;}
.flow-step h4 {font-size:.96rem;margin:0 0 8px;color:var(--text);font-weight:600;}
.flow-step p {margin:0;color:var(--muted);font-size:.85rem;line-height:1.8;}
.cta-band h3 {font-family:var(--title-font);font-size:1.2rem;margin:0 0 8px;}
.foot-inner {max-width:1180px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
.foot-links {color:var(--muted);font-size:.86rem;line-height:1.9;}
.doc-grid {grid-template-columns:1fr;}
.flow {grid-template-columns:repeat(2,1fr);}
.foot-inner {grid-template-columns:1fr 1fr;}
.flow {grid-template-columns:1fr;}
.foot-inner {grid-template-columns:1fr;}

/* --- 子页面追加 --- */
.map-grid {display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;}
.map-card {background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 22px 18px;transition:.25s;height:100%;}
.map-card:hover {background:var(--card-2);border-color:rgba(220,38,38,.5);transform:translateY(-3px);}
.map-card h3 {font-family:var(--title-font);font-size:1.12rem;color:var(--text);margin:0 0 6px;display:flex;align-items:center;gap:10px;}
.map-card h3 i {color:var(--main);font-size:1rem;}
.map-card .map-desc {color:var(--muted);font-size:.86rem;line-height:1.7;margin:0 0 14px;}
.map-links {list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px;}
.map-links li a {display:inline-block;font-size:.82rem;color:var(--text);background:rgba(254,242,242,.06);border:1px solid var(--line);border-radius:999px;padding:5px 13px;text-decoration:none;transition:.2s;}
.map-links li a:hover {background:var(--main);border-color:var(--main);color:#fff;}
.site-index {list-style:none;padding:0;margin:0;}
.site-index li {display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;transition:.22s;}
.site-index li:hover {background:var(--card-2);border-color:rgba(251,146,60,.45);}
.site-index li .idx-icon {width:40px;height:40px;flex:0 0 40px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(220,38,38,.16);color:var(--main);font-size:1rem;}
.site-index li .idx-body {flex:1;min-width:0;}
.site-index li .idx-body a {color:var(--text);font-weight:600;text-decoration:none;font-size:.98rem;}
.site-index li .idx-body a:hover {color:var(--accent);}
.site-index li .idx-body p {margin:3px 0 0;color:var(--muted);font-size:.83rem;line-height:1.6;}
.site-index li .idx-go {color:var(--muted);font-size:.85rem;}
.tip-box {background:linear-gradient(135deg,rgba(220,38,38,.14),rgba(251,146,60,.08));border:1px solid rgba(220,38,38,.3);border-radius:16px;padding:26px 28px;}
.tip-box h3 {font-family:var(--title-font);color:var(--text);font-size:1.18rem;margin:0 0 12px;display:flex;align-items:center;gap:10px;}
.tip-box h3 i {color:var(--accent);}
.tip-box p {color:var(--muted);font-size:.9rem;line-height:1.85;margin:0 0 10px;}
.tip-box p:last-child {margin-bottom:0;}
.tip-box strong {color:var(--text);}
.map-grid {grid-template-columns:1fr;}
.site-index li {padding:14px;}
.tip-box {padding:20px;}