:root{
  --brand:#dc2626;
  --accent:#fb923c;
  --bg:#141013;
  --text:#fef2f2;
  --panel:#1d171b;
  --panel-2:#251d22;
  --line:rgba(254,242,242,.12);
  --muted:rgba(254,242,242,.62);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,.round-font{
  font-family:"Inter","PingFang SC","Yuanti SC","Hiragino Sans GB",sans-serif;
  font-weight:800;
  letter-spacing:.5px;
}
a{text-decoration:none;color:inherit}
::selection{background:var(--brand);color:#fff}

/* 滚动进度条 */
#scrollProgress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--brand),var(--accent));
  z-index:2000;transition:width .08s linear;
  box-shadow:0 0 10px rgba(220,38,38,.7);
}

/* 导航 */
.site-nav{
  position:sticky;top:0;z-index:1500;
  background:rgba(20,16,19,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.navbar-brand{
  font-size:1.45rem;font-weight:900;color:var(--text)!important;
  display:flex;align-items:center;gap:9px;white-space:nowrap;
}
.navbar-brand i{color:var(--brand);font-size:1.2rem}
.brand-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:0 0 10px var(--accent)}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav-links a{
  padding:8px 14px;border-radius:8px;color:var(--muted);
  font-size:.94rem;font-weight:500;transition:.22s;
}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:rgba(220,38,38,.18)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);
  color:var(--text);border-radius:8px;padding:7px 12px;font-size:1.05rem;
}
@media(max-width:991px){
  .nav-toggle{display:block}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#1a1518;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:12px 18px 18px;gap:2px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 12px}
}

/* Hero 轮播 */
.hero{position:relative;height:clamp(430px,72vh,660px);overflow:hidden;background:#000}
.hero-slide{
  position:absolute;inset:0;opacity:0;transition:opacity 1s ease;
  background-size:cover;background-position:center;
}
.hero-slide.active{opacity:1}
.hero-slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,7,9,.94) 0%,rgba(10,7,9,.72) 45%,rgba(10,7,9,.42) 100%),
             linear-gradient(0deg,var(--bg) 2%,transparent 42%);
}
.hero-body{
  position:relative;z-index:3;height:100%;display:flex;align-items:center;
}
.hero-copy{max-width:640px}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(220,38,38,.22);border:1px solid rgba(220,38,38,.5);
  color:var(--accent);font-size:.8rem;font-weight:700;letter-spacing:1.5px;
  padding:6px 14px;border-radius:100px;margin-bottom:20px;
}
.hero-copy h1{
  font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.14;margin:0 0 16px;
}
.hero-copy h1 em{font-style:normal;color:var(--accent)}
.hero-copy p{color:rgba(254,242,242,.8);font-size:clamp(.95rem,1.4vw,1.08rem);line-height:1.8;margin-bottom:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.hero-meta span{
  font-size:.8rem;padding:5px 12px;border-radius:7px;
  background:rgba(254,242,242,.1);border:1px solid var(--line);color:rgba(254,242,242,.85);
}
.btn-main{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--brand);color:#fff;font-weight:700;font-size:.95rem;
  padding:13px 28px;border-radius:8px;border:none;transition:.24s;
  box-shadow:0 8px 24px rgba(220,38,38,.32);
}
.btn-main:hover{background:#ef4444;color:#fff;transform:translateY(-2px);box-shadow:0 12px 30px rgba(220,38,38,.45)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(254,242,242,.08);color:var(--text);font-weight:600;font-size:.95rem;
  padding:13px 26px;border-radius:8px;border:1px solid var(--line);transition:.24s;
}
.btn-ghost:hover{background:rgba(254,242,242,.16);color:#fff}
.hero-dots{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  display:flex;gap:9px;z-index:5;
}
.hero-dots button{
  width:30px;height:4px;border-radius:4px;border:none;padding:0;
  background:rgba(254,242,242,.28);transition:.3s;cursor:pointer;
}
.hero-dots button.active{background:var(--accent);width:46px}

/* 通用区块 */
.section{padding:clamp(46px,6vw,76px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:clamp(24px,3vw,36px);flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:12px;margin:0}
.sec-title .bar{
  width:6px;height:clamp(24px,3vw,34px);border-radius:6px;
  background:linear-gradient(180deg,var(--brand),var(--accent));
}
.sec-title h2{font-size:clamp(1.35rem,2.6vw,2rem);margin:0}
.sec-title small{
  display:block;font-size:.8rem;font-weight:400;color:var(--muted);
  letter-spacing:2px;text-transform:uppercase;margin-top:4px;
}
.sec-link{color:var(--muted);font-size:.9rem;display:inline-flex;align-items:center;gap:7px;transition:.2s}
.sec-link:hover{color:var(--accent)}
.stat-strip{
  display:flex;gap:clamp(20px,4vw,54px);flex-wrap:wrap;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:22px 0;margin-bottom:8px;
}
.stat-strip .num{
  font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:900;line-height:1;
  background:linear-gradient(120deg,var(--accent),var(--brand));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-strip .lbl{font-size:.82rem;color:var(--muted);margin-top:6px;letter-spacing:1px}

/* 海报网格 */
.poster-grid{
  display:grid;gap:clamp(12px,1.6vw,22px);width:100%;
  grid-template-columns:repeat(6,minmax(0,1fr));
}
@media(max-width:1199px){.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:767px){.poster-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:479px){.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.poster-card{
  position:relative;border-radius:8px;overflow:hidden;background:var(--panel);
  transition:transform .3s ease,box-shadow .3s ease;
  border:1px solid var(--line);display:block;
}
.poster-card:hover{transform:translateY(-6px) scale(1.025);box-shadow:0 16px 34px rgba(0,0,0,.65),0 0 0 1px rgba(251,146,60,.35)}
.thumb{
  position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;background:#231b20;
}
.thumb img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .5s ease,filter .5s ease;filter:brightness(.9);
}
.poster-card:hover .thumb img{transform:scale(1.08);filter:brightness(1)}
.badge-q{
  position:absolute;top:8px;left:8px;z-index:3;
  font-size:.66rem;font-weight:800;letter-spacing:.6px;
  padding:3px 7px;border-radius:5px;color:#fff;
  background:var(--brand);box-shadow:0 3px 10px rgba(0,0,0,.4);
}
.badge-q.hd{background:rgba(254,242,242,.9);color:#141013}
.badge-q.uhd{background:var(--accent);color:#2b1400}
.card-info{padding:9px 10px 11px}
.card-title{
  font-size:.86rem;font-weight:600;line-height:1.35;margin:0 0 5px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.card-sub{font-size:.72rem;color:var(--muted);display:flex;justify-content:space-between;gap:6px}
.card-sub .score{color:var(--accent);font-weight:700}

/* 今日更新 头图区 */
.update-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.update-tabs button{
  background:transparent;border:1px solid var(--line);color:var(--muted);
  padding:8px 18px;border-radius:8px;font-size:.88rem;font-weight:600;
  transition:.22s;cursor:pointer;
}
.update-tabs button.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(220,38,38,.35)}
.tab-pane{display:none;animation:fadeUp .45s ease both}
.tab-pane.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* 高分推荐 */
.highlight-wrap{
  background:var(--panel);border:1px solid var(--line);border-radius:8px;
  padding:clamp(20px,3vw,36px);
}
.highlight-grid{
  display:grid;gap:clamp(16px,2vw,26px);
  grid-template-columns:repeat(3,minmax(0,1fr));
}
@media(max-width:991px){.highlight-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:575px){.highlight-grid{grid-template-columns:1fr}}
.hl-card{
  border-radius:8px;overflow:hidden;border:1px solid var(--line);
  background:var(--panel-2);transition:.28s;display:block;
}
.hl-card:hover{transform:translateY(-5px);box-shadow:0 18px 36px rgba(0,0,0,.55);border-color:rgba(251,146,60,.4)}
.hl-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#231b20}
.hl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.hl-card:hover .hl-thumb img{transform:scale(1.07)}
.hl-body{padding:14px 16px 18px}
.hl-body h3{font-size:1rem;margin:0 0 8px;line-height:1.4}
.hl-body p{margin:0;font-size:.82rem;color:var(--muted);line-height:1.7}
.hl-meta{margin-top:12px;display:flex;align-items:center;gap:12px;font-size:.76rem;color:var(--muted)}
.hl-meta .score{color:var(--accent);font-weight:800;font-size:1.05rem}

/* 分类海报矩阵 */
.cat-block{margin-bottom:clamp(30px,4vw,50px)}
.cat-block:last-child{margin-bottom:0}
.cat-head{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
  padding-bottom:12px;border-bottom:1px solid var(--line);
}
.cat-head i{color:var(--brand);font-size:1rem}
.cat-head h3{font-size:1.12rem;margin:0}
.cat-head .count{margin-left:auto;font-size:.76rem;color:var(--muted)}

/* 热度榜 */
.rank-board{
  display:grid;gap:0;grid-template-columns:repeat(2,minmax(0,1fr));
  border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--panel);
}
@media(max-width:767px){.rank-board{grid-template-columns:1fr}}
.rank-item{
  display:flex;align-items:center;gap:14px;padding:15px 18px;
  border-bottom:1px solid var(--line);transition:.22s;
}
.rank-item:hover{background:rgba(220,38,38,.09)}
.rank-item:nth-child(odd){border-right:1px solid var(--line)}
@media(max-width:767px){.rank-item:nth-child(odd){border-right:none}}
.rank-no{
  font-size:1.15rem;font-weight:900;min-width:32px;text-align:center;
  color:var(--muted);font-style:italic;
}
.rank-item:nth-child(1) .rank-no,
.rank-item:nth-child(2) .rank-no,
.rank-item:nth-child(3) .rank-no{
  color:var(--accent);
}
.rank-thumb{
  width:44px;height:60px;border-radius:6px;overflow:hidden;flex:0 0 auto;background:#231b20;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-info{flex:1;min-width:0}
.rank-info h4{font-size:.92rem;margin:0 0 5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-info span{font-size:.74rem;color:var(--muted)}
.rank-hot{
  font-size:.76rem;color:var(--brand);font-weight:800;display:flex;align-items:center;gap:5px;white-space:nowrap;
}

/* 时间线 */
.timeline{position:relative;padding-left:26px;margin-top:10px}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--brand),var(--accent),transparent);
}
.tl-item{position:relative;padding:0 0 26px 4px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-24px;top:6px;width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--brand);box-shadow:0 0 0 4px rgba(220,38,38,.14);
}
.tl-item h4{font-size:.96rem;margin:0 0 6px}
.tl-item h4 span{color:var(--accent);font-size:.78rem;font-weight:700;margin-right:9px}
.tl-item p{margin:0;font-size:.85rem;color:var(--muted);line-height:1.75}

/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow:hidden;background:var(--panel);
}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:var(--text);
  padding:17px 20px;font-size:.95rem;font-weight:600;display:flex;justify-content:space-between;
  align-items:center;gap:14px;cursor:pointer;
}
.faq-q i{color:var(--brand);transition:.3s;flex:0 0 auto}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{margin:0;padding:0 20px 18px;font-size:.87rem;color:var(--muted);line-height:1.85}

/* 友链 */
.friend-box{
  border:1px dashed var(--line);border-radius:8px;padding:clamp(18px,3vw,30px);
  background:rgba(251,146,60,.03);
}
.friend-box h3{font-size:1.02rem;margin:0 0 14px;display:flex;align-items:center;gap:9px}
.friend-box h3 i{color:var(--accent)}
.friend-links{font-size:.85rem;color:var(--muted);line-height:2;word-break:break-all}
.friend-links a{color:var(--muted);transition:.2s;margin-right:14px}
.friend-links a:hover{color:var(--accent)}

/* 页脚 */
footer{
  border-top:1px solid var(--line);background:#100c0f;
  padding:clamp(36px,5vw,58px) 0 26px;margin-top:20px;
}
.foot-grid{display:grid;gap:30px;grid-template-columns:1.6fr 1fr 1fr 1fr}
@media(max-width:991px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:575px){.foot-grid{grid-template-columns:1fr}}
.foot-brand{font-size:1.4rem;font-weight:900;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.foot-brand i{color:var(--brand)}
.foot-desc{font-size:.84rem;color:var(--muted);line-height:1.9;max-width:340px}
.foot-col h5{font-size:.86rem;letter-spacing:1.4px;color:var(--text);margin:0 0 16px;text-transform:uppercase}
.foot-col a{display:block;font-size:.84rem;color:var(--muted);margin-bottom:11px;transition:.2s}
.foot-col a:hover{color:var(--accent);transform:translateX(3px)}
.foot-bottom{
  border-top:1px solid var(--line);margin-top:34px;padding-top:20px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.78rem;color:var(--muted);
}
.foot-bottom a{color:var(--muted)}
.foot-bottom a:hover{color:var(--accent)}

/* 懒加载渐显 */
.lazy-img{opacity:0;transform:scale(1.02);transition:opacity .6s ease,transform .6s ease}
.lazy-img.loaded{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* --- 子页面追加 --- */
.guide-hero {
    position:relative;
    padding:72px 0 48px;
    background:
      radial-gradient(900px 380px at 12% -10%, rgba(220,38,38,.22), transparent 70%),
      radial-gradient(700px 340px at 88% 0%, rgba(251,146,60,.14), transparent 70%);
    border-bottom:1px solid var(--line);
  }
.guide-hero h1 {
    font-size:clamp(26px,4.4vw,44px);
    font-weight:900;
    line-height:1.22;
    margin:0 0 16px;
    letter-spacing:-.5px;
  }
.guide-hero h1 em {
    font-style:normal;
    color:var(--brand);
  }
.guide-hero p {
    color:var(--muted);
    font-size:clamp(14px,1.6vw,17px);
    line-height:1.8;
    max-width:760px;
    margin:0;
  }
.crumb {
    font-size:13px;
    color:var(--muted);
    margin-bottom:18px;
    display:flex;
    gap:8px;
    align-items:center;
    flex-wrap:wrap;
  }
.crumb a:hover {color:var(--accent);}
.crumb span.sep {opacity:.5;}
.guide-body {padding:56px 0 24px;}
.gsec {margin-bottom:56px;}
.gsec-head {
    display:flex;
    align-items:center;
    gap:12px;
    margin-bottom:22px;
    flex-wrap:wrap;
  }
.gsec-head .num {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:34px;height:34px;
    border-radius:10px;
    background:linear-gradient(135deg,var(--brand),var(--accent));
    color:#fff;
    font-weight:800;
    font-size:15px;
    flex:0 0 auto;
  }
.gsec-head h2 {
    font-size:clamp(19px,2.4vw,26px);
    font-weight:800;
    margin:0;
    letter-spacing:-.2px;
  }
.gsec-head .tag {
    font-size:12px;
    color:var(--accent);
    border:1px solid rgba(251,146,60,.42);
    border-radius:999px;
    padding:3px 10px;
    white-space:nowrap;
  }
.gsec p {
    color:var(--muted);
    line-height:1.9;
    font-size:15px;
    margin:0 0 14px;
  }
.gsec p strong {color:var(--text);font-weight:600;}
.gsec h3 {
    font-size:16px;
    font-weight:700;
    margin:26px 0 10px;
    color:var(--text);
  }
.gsec h3 i {color:var(--brand);margin-right:8px;font-size:14px;}
.gcard {
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:16px;
    padding:22px 22px 18px;
    height:100%;
    transition:.25s;
  }
.gcard:hover {
    background:var(--panel-2);
    border-color:rgba(220,38,38,.42);
    transform:translateY(-3px);
  }
.gcard .ico {
    width:40px;height:40px;
    border-radius:11px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(220,38,38,.16);
    color:var(--brand);
    font-size:17px;
    margin-bottom:14px;
  }
.gcard h3 {
    font-size:16px;
    font-weight:700;
    margin:0 0 8px;
  }
.gcard p {
    font-size:13.5px;
    line-height:1.8;
    color:var(--muted);
    margin:0;
  }
.steps {
    counter-reset:st;
    list-style:none;
    padding:0;margin:0;
  }
.steps li {
    counter-increment:st;
    position:relative;
    padding:0 0 26px 56px;
    border-left:2px dashed rgba(254,242,242,.13);
    margin-left:16px;
  }
.steps li:last-child {border-left-color:transparent;padding-bottom:0;}
.steps li::before {
    content:counter(st);
    position:absolute;
    left:-17px;top:-2px;
    width:32px;height:32px;
    border-radius:50%;
    background:var(--panel-2);
    border:1px solid rgba(220,38,38,.55);
    color:var(--accent);
    font-weight:800;
    font-size:14px;
    display:flex;align-items:center;justify-content:center;
  }
.steps li h3 {
    margin:0 0 6px;
    font-size:15.5px;
    font-weight:700;
    padding-top:4px;
  }
.steps li p {
    margin:0;
    font-size:14px;
    color:var(--muted);
    line-height:1.85;
  }
.tipbox {
    background:linear-gradient(135deg,rgba(220,38,38,.12),rgba(251,146,60,.07));
    border:1px solid rgba(220,38,38,.32);
    border-left:4px solid var(--brand);
    border-radius:12px;
    padding:16px 18px;
    font-size:14px;
    line-height:1.85;
    color:var(--muted);
    margin:22px 0 0;
  }
.tipbox b {color:var(--accent);}
.qatable {
    width:100%;
    border-collapse:separate;
    border-spacing:0;
    font-size:14px;
    border:1px solid var(--line);
    border-radius:14px;
    overflow:hidden;
    margin-top:6px;
  }
.qatable th,.qatable td {
    padding:13px 16px;
    text-align:left;
    border-bottom:1px solid var(--line);
    vertical-align:top;
    line-height:1.7;
  }
.qatable thead th {
    background:var(--panel-2);
    color:var(--text);
    font-weight:700;
    font-size:13.5px;
    letter-spacing:.3px;
  }
.qatable tbody tr:last-child td {border-bottom:none;}
.qatable tbody tr:nth-child(even) {background:rgba(254,242,242,.02);}
.qatable td:first-child {color:var(--text);font-weight:600;white-space:nowrap;}
.qatable td {color:var(--muted);}
.faq-item summary {
    cursor:pointer;
    padding:15px 18px;
    font-size:15px;
    font-weight:600;
    list-style:none;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:14px;
  }
.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:12px;
    color:var(--accent);
    transition:.2s;
    flex:0 0 auto;
  }
.faq-item[open] summary::after {transform:rotate(180deg);}
.faq-item .ans {
    padding:0 18px 16px;
    font-size:14px;
    line-height:1.9;
    color:var(--muted);
    border-top:1px solid var(--line);
    padding-top:14px;
  }
.cta-box {
    background:linear-gradient(135deg,var(--panel-2),var(--panel));
    border:1px solid var(--line);
    border-radius:18px;
    padding:34px 28px;
    text-align:center;
  }
.cta-box h2 {
    font-size:clamp(19px,2.4vw,25px);
    font-weight:800;
    margin:0 0 10px;
  }
.cta-box p {
    color:var(--muted);
    font-size:14.5px;
    line-height:1.85;
    max-width:640px;
    margin:0 auto 22px;
  }
.cta-actions {
    display:flex;
    gap:12px;
    justify-content:center;
    flex-wrap:wrap;
  }
.guide-hero {padding:48px 0 34px;}
.guide-body {padding:38px 0 16px;}
.gsec {margin-bottom:42px;}
.steps li {padding-left:46px;}
.qatable th,.qatable td {padding:11px 12px;font-size:13px;}
.cta-box {padding:26px 18px;}

/* --- 子页面追加 --- */
/* 本页专属的少量补充样式，配色沿用站点变量 */
  .about-wrap {max-width:1160px;margin:0 auto;padding:0 20px}
.about-lead {
    font-size:1.02rem;line-height:1.95;color:var(--muted);
    max-width:760px;
  }
.about-lead strong {color:var(--text);font-weight:600}
.about-hero {
    padding:96px 0 56px;
    border-bottom:1px solid var(--line);
    background:
      radial-gradient(900px 340px at 12% -10%, rgba(220,38,38,.22), transparent 70%),
      radial-gradient(700px 300px at 88% 0%, rgba(251,146,60,.14), transparent 72%);
  }
.about-kicker {
    display:inline-flex;align-items:center;gap:8px;
    font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;
    color:var(--accent);font-weight:700;margin-bottom:18px;
  }
.about-kicker::before {
    content:"";width:26px;height:2px;background:var(--accent);display:inline-block;border-radius:2px;
  }
.about-h1 {
    font-size:clamp(1.9rem,4.4vw,3.1rem);
    line-height:1.22;font-weight:800;letter-spacing:-.02em;margin:0 0 22px;
    color:var(--text);
  }
.about-h1 em {font-style:normal;color:var(--brand)}
.about-body {padding:64px 0 20px}
.about-sec {padding:0 0 56px}
.about-sec h2 {
    font-size:clamp(1.25rem,2.4vw,1.65rem);
    font-weight:700;letter-spacing:-.01em;margin:0 0 18px;color:var(--text);
  }
.about-sec h2 .num {
    display:inline-block;font-size:.78rem;font-weight:700;color:var(--brand);
    vertical-align:middle;margin-right:10px;letter-spacing:.1em;
  }
.about-sec h3 {
    font-size:1.02rem;font-weight:600;color:var(--text);margin:26px 0 10px;
  }
.about-sec p {line-height:1.95;color:var(--muted);margin:0 0 14px;font-size:.96rem}
.about-sec p strong {color:var(--text);font-weight:600}
.about-sec ul {margin:0 0 14px;padding-left:0;list-style:none}
.about-sec ul li {
    position:relative;padding-left:22px;line-height:1.9;color:var(--muted);
    font-size:.96rem;margin-bottom:8px;
  }
.about-sec ul li::before {
    content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;
    background:var(--brand);opacity:.9;
  }
.about-sec ul li strong {color:var(--text);font-weight:600}
.fact-grid {
    display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:6px 0 26px;
  }
.fact-box {
    background:var(--panel);border:1px solid var(--line);border-radius:14px;
    padding:20px 18px;
  }
.fact-box .k {
    font-size:1.5rem;font-weight:800;color:var(--text);letter-spacing:-.02em;line-height:1.1;
  }
.fact-box .k span {color:var(--accent);font-size:.9rem;font-weight:600;margin-left:2px}
.fact-box .v {font-size:.8rem;color:var(--muted);margin-top:8px;line-height:1.6}
.note-card {
    background:var(--panel-2);border:1px solid var(--line);
    border-left:3px solid var(--brand);border-radius:0 14px 14px 0;
    padding:20px 22px;margin:8px 0 22px;
  }
.note-card p:last-child {margin-bottom:0}
.note-card .nt {
    font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
    color:var(--brand);font-weight:700;margin-bottom:10px;display:block;
  }
.split {
    display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:6px 0 22px;
  }
.split-card {
    background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;
  }
.split-card h3 {margin-top:0}
.split-card .tag {
    display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;
    color:var(--accent);border:1px solid rgba(251,146,60,.35);
    border-radius:999px;padding:2px 10px;margin-bottom:12px;
  }
.split-card.no .tag {color:var(--brand);border-color:rgba(220,38,38,.4)}
.split-card.no {border-color:rgba(220,38,38,.24)}
.cta-row {
    display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;
  }
.about-divider {height:1px;background:var(--line);margin:0 0 56px}
.fact-grid {grid-template-columns:repeat(2,1fr)}
.split {grid-template-columns:1fr}
.about-hero {padding:72px 0 44px}
.about-body {padding:48px 0 10px}
.fact-grid {grid-template-columns:1fr}

/* --- 子页面追加 --- */
/* 本页专属少量样式，沿用站点变量，不覆盖全局 */
.rank-page-hero {padding:72px 0 40px;border-bottom:1px solid var(--line);background:
  radial-gradient(900px 420px at 12% -10%, rgba(220,38,38,.22), transparent 60%),
  radial-gradient(700px 360px at 88% 0%, rgba(251,146,60,.14), transparent 62%),
  var(--bg);}
.rank-page-hero h1 {font-size:clamp(28px,4.2vw,46px);font-weight:900;letter-spacing:-.02em;line-height:1.15;margin:0 0 16px;}
.rank-page-hero h1 em {font-style:normal;color:var(--accent);}
.rank-page-hero p {color:var(--muted);max-width:760px;margin:0;line-height:1.85;font-size:15.5px;}
.rank-kicker {display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;}
.rank-kicker::before {content:"";width:26px;height:2px;background:var(--brand);display:inline-block;}
.rank-list {display:flex;flex-direction:column;gap:14px;}
.rank-row {display:grid;grid-template-columns:64px 92px 1fr auto;gap:18px;align-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 18px;
  transition:.25s ease;}
.rank-row:hover {background:var(--panel-2);border-color:rgba(251,146,60,.4);transform:translateX(4px);}
.rank-row:nth-child(1) .rank-no {color:var(--brand);}
.rank-row:nth-child(2) .rank-no {color:var(--accent);}
.rank-row:nth-child(3) .rank-no {color:#fbbf24;}
.rank-main h3 {font-size:17px;font-weight:700;margin:0 0 6px;color:var(--text);}
.rank-main .rank-meta {font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 12px;margin-bottom:8px;}
.rank-main .rank-desc {font-size:13.5px;color:var(--muted);line-height:1.7;margin:0;}
.rank-score {text-align:right;min-width:78px;}
.rank-score b {display:block;font-size:22px;font-weight:900;color:var(--accent);line-height:1;}
.rank-score span {font-size:11.5px;color:var(--muted);letter-spacing:.06em;}
.filter-bar {display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.filter-bar button {background:var(--panel);border:1px solid var(--line);color:var(--muted);
  font-size:13px;font-weight:600;padding:8px 16px;border-radius:999px;cursor:pointer;transition:.2s;}
.filter-bar button:hover {color:var(--text);border-color:rgba(251,146,60,.5);}
.filter-bar button.active {background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;border-color:transparent;}
.note-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;}
.note-card i {color:var(--brand);font-size:19px;margin-bottom:14px;display:block;}
.note-card h3 {font-size:16px;font-weight:700;margin:0 0 10px;color:var(--text);}
.note-card p {font-size:13.5px;color:var(--muted);line-height:1.85;margin:0;}
.rule-list {list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:16px;}
.rule-list li {display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px;}
.rule-list .rn {width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:rgba(220,38,38,.16);color:var(--brand);font-weight:900;font-size:14px;}
.rule-list h3 {font-size:15px;margin:0 0 6px;color:var(--text);font-weight:700;}
.rule-list p {font-size:13.5px;color:var(--muted);line-height:1.8;margin:0;}
.rank-row {grid-template-columns:44px 68px 1fr;gap:12px;padding:12px 14px;}
.rank-score {grid-column:1 / -1;text-align:left;display:flex;align-items:baseline;gap:8px;}
.rank-score b {font-size:18px;}
.rank-main .rank-desc {display:none;}

/* --- 子页面追加 --- */
.legal-wrap {max-width:900px;margin:0 auto}
.legal-card {background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:clamp(20px,4vw,40px);margin-bottom:22px}
.legal-card h2 {font-size:clamp(19px,2.4vw,24px);font-weight:800;color:var(--text);margin:0 0 14px;line-height:1.35}
.legal-card h2 .num {display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-size:14px;font-weight:800;margin-right:10px;vertical-align:middle}
.legal-card p {color:var(--muted);font-size:15px;line-height:1.95;margin:0 0 12px}
.legal-card p:last-child {margin-bottom:0}
.legal-card ul {margin:0 0 12px;padding-left:20px}
.legal-card li {color:var(--muted);font-size:15px;line-height:1.95;margin-bottom:8px}
.legal-card strong {color:var(--text);font-weight:600}
.legal-lead {background:linear-gradient(135deg,rgba(220,38,38,.14),rgba(251,146,60,.1));border:1px solid var(--line);border-radius:16px;padding:clamp(20px,4vw,32px);margin-bottom:22px}
.legal-lead p {color:var(--text);font-size:15.5px;line-height:1.95;margin:0}
.legal-lead .stamp {display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent);font-weight:600;margin-bottom:12px;letter-spacing:.5px}
.legal-toc {display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.legal-toc a {display:inline-block;padding:7px 15px;border-radius:999px;border:1px solid var(--line);background:var(--panel-2);color:var(--muted);font-size:13.5px;text-decoration:none;transition:.2s}
.legal-toc a:hover {color:var(--text);border-color:var(--brand);background:rgba(220,38,38,.14)}
.legal-note {border-left:3px solid var(--accent);padding:12px 16px;background:var(--panel-2);border-radius:0 10px 10px 0;color:var(--muted);font-size:14.5px;line-height:1.9}
.legal-card h2 .num {width:26px;height:26px;font-size:12px}

/* --- 子页面追加 --- */
.map-wrap {max-width:1180px;margin:0 auto;padding:0 20px;}
.map-hero {padding:64px 0 36px;border-bottom:1px solid var(--line);}
.map-hero h1 {font-size:clamp(1.9rem,4vw,2.9rem);font-weight:900;letter-spacing:-.02em;margin:0 0 14px;line-height:1.2;}
.map-hero h1 .hl {color:var(--brand);}
.map-hero p {color:var(--muted);max-width:720px;font-size:1.02rem;line-height:1.85;margin:0;}
.map-nav-chips {display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.map-nav-chips a {display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;
    background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-size:.9rem;font-weight:600;
    text-decoration:none;transition:.18s;}
.map-nav-chips a:hover {background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px);}
.map-group {margin-top:44px;}
.map-group > h2 {font-size:1.28rem;font-weight:800;margin:0 0 6px;display:flex;align-items:center;gap:10px;}
.map-group > h2 i {color:var(--brand);font-size:1.05rem;}
.map-group .grp-desc {color:var(--muted);font-size:.92rem;margin:0 0 18px;line-height:1.7;}
.map-list {display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;}
.map-item {background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:15px 16px;
    display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--text);transition:.18s;}
.map-item:hover {border-color:var(--brand);background:var(--panel-2);transform:translateY(-2px);}
.map-item .mi-title {font-weight:700;font-size:.98rem;display:flex;align-items:center;gap:8px;}
.map-item .mi-title .arrow {margin-left:auto;color:var(--brand);font-size:.8rem;opacity:.7;}
.map-item .mi-desc {color:var(--muted);font-size:.83rem;line-height:1.6;}
.map-note {margin-top:52px;background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--brand);
    border-radius:12px;padding:22px 24px;}
.map-note h3 {margin:0 0 10px;font-size:1.05rem;font-weight:800;}
.map-note p {color:var(--muted);font-size:.9rem;line-height:1.8;margin:0 0 8px;}
.map-note p:last-child {margin-bottom:0;}
.map-note a {color:var(--accent);text-decoration:none;}
.map-note a:hover {text-decoration:underline;}
.back-top-line {margin:46px 0 0;text-align:center;}
.map-hero {padding:44px 0 28px;}
.map-list {grid-template-columns:1fr;}