:root{
  --main:#dc2626;
  --accent:#fb923c;
  --bg:#141013;
  --text:#fef2f2;
  --card:#1e181c;
  --line:rgba(254,242,242,.12);
  --muted:rgba(254,242,242,.62);
  --radius:8px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.song{
  font-family:"Source Han Serif SC","Noto Serif SC","Songti SC",Georgia,"Inter",serif;
  letter-spacing:.5px;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}

/* ---------- nav ---------- */
.top-nav{
  position:sticky;top:0;z-index:1030;
  background:rgba(20,16,19,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;gap:26px;
}
.brand{
  font-family:"Source Han Serif SC","Noto Serif SC",serif;
  font-size:22px;font-weight:800;color:var(--text);
  display:flex;align-items:center;gap:8px;white-space:nowrap;
}
.brand i{color:var(--main);font-size:20px;}
.nav-links{
  display:flex;gap:4px;flex-wrap:wrap;flex:1;
}
.nav-links a{
  padding:6px 13px;font-size:14.5px;color:var(--muted);
  border-radius:var(--radius);transition:.22s;
  white-space:nowrap;
}
.nav-links a:hover,.nav-links a.active{
  color:var(--text);background:rgba(220,38,38,.18);
}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);
  color:var(--text);width:40px;height:36px;border-radius:var(--radius);
  font-size:17px;cursor:pointer;
}
@media(max-width:860px){
  .nav-toggle{display:block;}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:#191318;padding:12px 20px 18px;
    border-bottom:1px solid var(--line);gap:2px;
  }
  .nav-links.show{display:flex;}
  .nav-links a{padding:10px 8px;}
}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:520px;display:flex;align-items:flex-end;
  overflow:hidden;border-bottom:1px solid var(--line);
  background:#0d0a0c;
}
.hero-bg{
  position:absolute;inset:0;
  background:radial-gradient(circle at 22% 30%,rgba(220,38,38,.42),transparent 55%),
             radial-gradient(circle at 78% 70%,rgba(251,146,60,.30),transparent 55%),
             linear-gradient(160deg,#1d1418,#0c090b 70%);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(20,16,19,.96) 6%,rgba(20,16,19,.35) 55%,rgba(20,16,19,.55));
}
.hero-content{
  position:relative;z-index:2;max-width:1240px;margin:0 auto;
  padding:70px 20px 62px;width:100%;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(220,38,38,.18);border:1px solid rgba(220,38,38,.45);
  color:#fecaca;font-size:13px;padding:5px 14px;border-radius:999px;margin-bottom:20px;
}
.hero h1{
  font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.3;
  max-width:760px;margin:0 0 18px;
}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero p{
  color:var(--muted);max-width:600px;font-size:16px;margin-bottom:28px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-main{
  background:var(--main);color:#fff;padding:11px 26px;border-radius:var(--radius);
  font-weight:600;font-size:15px;transition:.22s;display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--main);
}
.btn-main:hover{background:#b91c1c;color:#fff;transform:translateY(-2px);}
.btn-ghost{
  border:1px solid var(--line);color:var(--text);padding:11px 26px;border-radius:var(--radius);
  font-weight:500;font-size:15px;transition:.22s;display:inline-flex;align-items:center;gap:8px;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}

/* ---------- section ---------- */
.section{max-width:1240px;margin:0 auto;padding:64px 20px;}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:32px;flex-wrap:wrap;
  border-bottom:1px solid var(--line);padding-bottom:18px;
}
.sec-head h2{
  font-size:clamp(21px,3vw,27px);font-weight:800;margin:0;
  display:flex;align-items:center;gap:12px;
}
.sec-head h2 i{color:var(--main);font-size:20px;}
.sec-head .sub{color:var(--muted);font-size:14px;margin:6px 0 0;}
.sec-more{color:var(--accent);font-size:14px;white-space:nowrap;}
.sec-more:hover{text-decoration:underline;}

/* ---------- category entry ---------- */
.cat-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;
}
.cat-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 18px;transition:.25s;position:relative;overflow:hidden;
}
.cat-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(var(--main),var(--accent));opacity:.85;
}
.cat-item i{font-size:22px;color:var(--accent);margin-bottom:12px;display:block;}
.cat-item h3{font-size:17px;margin:0 0 6px;font-weight:700;}
.cat-item span{color:var(--muted);font-size:13px;}
.cat-item:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.5);border-color:rgba(220,38,38,.5);}

/* ---------- poster grid ---------- */
.poster-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:20px;
}
.p-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;cursor:pointer;transition:transform .28s ease,box-shadow .28s ease,border-color .28s;
  opacity:0;transform:translateY(26px);
}
.p-card.reveal{opacity:1;transform:translateY(0);}
.p-card:hover{transform:translateY(-7px);box-shadow:0 18px 38px rgba(0,0,0,.62);border-color:rgba(220,38,38,.55);}
.p-thumb{position:relative;aspect-ratio:2/3;overflow:hidden;background:#241c22;}
.p-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.p-card:hover .p-thumb img{transform:scale(1.06);}
.p-mask{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(10,8,9,.92) 0%,rgba(10,8,9,.15) 45%,transparent 70%);
}
.p-play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:.3s;
}
.p-play i{
  width:52px;height:52px;border-radius:50%;
  background:rgba(220,38,38,.92);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:0 8px 24px rgba(220,38,38,.5);padding-left:4px;
}
.p-card:hover .p-play{opacity:1;}
.p-score{
  position:absolute;top:9px;right:9px;background:rgba(220,38,38,.94);
  color:#fff;font-size:12.5px;font-weight:700;padding:2px 8px;border-radius:5px;
  backdrop-filter:blur(4px);
}
.p-region{
  position:absolute;bottom:9px;left:9px;font-size:11.5px;color:#fde8e8;
  background:rgba(20,16,19,.72);padding:2px 7px;border-radius:4px;backdrop-filter:blur(3px);
}
.p-info{padding:12px 12px 14px;}
.p-title{
  font-size:14.5px;font-weight:600;margin:0 0 5px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.p-meta{font-size:12px;color:var(--muted);display:flex;gap:6px;flex-wrap:wrap;}
.p-meta span{background:rgba(254,242,242,.07);padding:1px 7px;border-radius:4px;}

/* ---------- ranking table ---------- */
.rank-wrap{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:26px;
}
.rank-list{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.rank-title{
  padding:15px 20px;font-size:16px;font-weight:700;
  border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;
  background:rgba(220,38,38,.09);
}
.rank-title i{color:var(--main);}
.rank-row{
  display:flex;align-items:center;gap:14px;padding:13px 20px;
  border-bottom:1px solid var(--line);transition:.2s;cursor:pointer;
}
.rank-row:last-child{border-bottom:none;}
.rank-row:hover{background:rgba(251,146,60,.07);}
.rank-no{
  font-family:"Source Han Serif SC",serif;font-weight:800;font-size:17px;
  width:26px;color:var(--muted);flex-shrink:0;text-align:center;
}
.rank-row:nth-child(2) .rank-no,.rank-row:nth-child(3) .rank-no,.rank-row:nth-child(4) .rank-no{color:var(--accent);}
.rank-name{flex:1;font-size:14.5px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.rank-tag{font-size:12px;color:var(--muted);flex-shrink:0;}
.rank-val{color:var(--main);font-weight:700;font-size:14px;flex-shrink:0;}

/* ---------- table (feature compare) ---------- */
.cmp-table{
  width:100%;border-collapse:collapse;font-size:14.5px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.cmp-table thead th{
  background:rgba(220,38,38,.14);color:#fecaca;font-weight:700;
  padding:14px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);
}
.cmp-table tbody td{
  padding:13px 18px;border-bottom:1px solid var(--line);color:var(--muted);
}
.cmp-table tbody tr:last-child td{border-bottom:none;}
.cmp-table tbody td:first-child{color:var(--text);font-weight:600;}
.cmp-table tbody tr:hover{background:rgba(251,146,60,.05);}
.tbl-scroll{overflow-x:auto;border-radius:var(--radius);}

/* ---------- steps / numbered list ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;position:relative;transition:.25s;
}
.step:hover{border-color:rgba(251,146,60,.5);transform:translateY(-3px);}
.step-no{
  width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--main),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:16px;color:#fff;margin-bottom:14px;
}
.step h4{font-size:16px;margin:0 0 8px;font-weight:700;}
.step p{margin:0;color:var(--muted);font-size:14px;}

/* ---------- special topic ---------- */
.topic{
  background:linear-gradient(135deg,rgba(220,38,38,.16),rgba(251,146,60,.09));
  border:1px solid rgba(220,38,38,.32);border-radius:var(--radius);
  padding:40px 36px;
}
.topic h3{font-size:23px;margin:0 0 14px;font-weight:800;}
.topic .lead{color:#fbd9d9;font-size:15.5px;max-width:760px;margin-bottom:26px;}
.topic-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;}
.topic-item{
  background:rgba(20,16,19,.55);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;
}
.topic-item h4{font-size:15.5px;margin:0 0 6px;color:var(--accent);font-weight:700;}
.topic-item p{margin:0;font-size:13.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:17px 20px;font-size:15.5px;font-weight:600;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  font-family:inherit;
}
.faq-q i{color:var(--accent);transition:transform .25s;flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .32s ease;
  color:var(--muted);font-size:14.5px;
}
.faq-a p{margin:0;padding:0 20px 18px;}

/* ---------- friends ---------- */
.friend-box{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;
}
.friend-box h3{font-size:16px;margin:0 0 14px;display:flex;align-items:center;gap:9px;}
.friend-box h3 i{color:var(--accent);}
.friend-links{color:var(--muted);font-size:14px;line-height:2.1;word-break:break-all;}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line);background:#100c0f;margin-top:20px;
}
.foot-inner{
  max-width:1240px;margin:0 auto;padding:44px 20px 26px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px;
}
.foot-brand{font-family:"Source Han Serif SC",serif;font-size:19px;font-weight:800;margin-bottom:12px;}
.foot-desc{color:var(--muted);font-size:13.5px;line-height:1.9;max-width:340px;}
.foot-col h4{font-size:14.5px;margin:0 0 14px;color:var(--text);}
.foot-col a{display:block;color:var(--muted);font-size:13.5px;padding:4px 0;transition:.2s;}
.foot-col a:hover{color:var(--accent);}
.foot-bottom{
  border-top:1px solid var(--line);text-align:center;
  padding:18px 20px;color:var(--muted);font-size:13px;
}
@media(max-width:760px){.foot-inner{grid-template-columns:1fr;gap:22px;}}

/* ---------- modal ---------- */
.movie-modal{
  position:fixed;inset:0;z-index:2000;display:none;
  align-items:center;justify-content:center;
}
.movie-modal.show{display:flex;}
.mm-mask{
  position:absolute;inset:0;
  background:rgba(8,6,7,.86);backdrop-filter:blur(16px);
  animation:mmFade .3s ease;
}
@keyframes mmFade{from{opacity:0}to{opacity:1}}
.mm-panel{
  position:relative;z-index:2;width:min(860px,92vw);max-height:88vh;overflow-y:auto;
  background:linear-gradient(160deg,#221a1f,#16111a);
  border:1px solid rgba(220,38,38,.4);border-radius:var(--radius);
  padding:38px 36px;box-shadow:0 30px 80px rgba(0,0,0,.75);
  animation:mmIn .34s cubic-bezier(.22,1,.3,1);
}
@keyframes mmIn{from{opacity:0;transform:translateY(26px) scale(.97)}to{opacity:1;transform:none}}
.mm-close{
  position:absolute;top:16px;right:16px;width:38px;height:38px;border-radius:50%;
  background:rgba(254,242,242,.08);border:1px solid var(--line);color:var(--text);
  font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:.2s;
}
.mm-close:hover{background:var(--main);border-color:var(--main);}
.mm-head{display:flex;gap:26px;flex-wrap:wrap;margin-bottom:24px;}
.mm-poster{
  width:150px;flex-shrink:0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:#241c22;aspect-ratio:2/3;
}
.mm-poster img{width:100%;height:100%;object-fit:cover;}
.mm-headinfo{flex:1;min-width:220px;}
.mm-title{font-size:26px;font-weight:800;margin:0 0 12px;line-height:1.35;}
.mm-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;}
.mm-tags span{
  font-size:12.5px;background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.35);
  color:#fecaca;padding:3px 11px;border-radius:5px;
}
.mm-rate{
  display:inline-flex;align-items:baseline;gap:6px;
  background:rgba(251,146,60,.14);border:1px solid rgba(251,146,60,.4);
  padding:6px 14px;border-radius:var(--radius);
}
.mm-rate b{font-size:26px;color:var(--accent);font-family:"Source Han Serif SC",serif;font-weight:800;}
.mm-rate small{color:var(--muted);font-size:12px;}
.mm-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px 22px;margin-bottom:20px;}
.mm-field{font-size:14px;}
.mm-field .lb{color:var(--muted);font-size:12.5px;display:block;margin-bottom:2px;}
.mm-field .vl{color:var(--text);font-weight:500;}
.mm-plot h4{font-size:15px;margin:0 0 8px;color:var(--accent);}
.mm-plot p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.9;}
@media(max-width:560px){
  .mm-panel{padding:28px 20px;}
  .mm-poster{width:110px;}
  .mm-title{font-size:21px;}
}

/* ---------- back to top ---------- */
#backTop{
  position:fixed;right:22px;bottom:26px;z-index:1500;
  width:46px;height:46px;border-radius:50%;
  background:var(--main);color:#fff;border:none;font-size:17px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 26px rgba(220,38,38,.42);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:.3s;
}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0);}
#backTop:hover{background:#b91c1c;}

/* --- 子页面追加 --- */
.rank-rule {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;height:100%;}
.rank-rule h3 {font-size:1.02rem;font-weight:700;color:var(--text);margin:0 0 10px;display:flex;align-items:center;gap:8px;}
.rank-rule h3 i {color:var(--accent);font-size:.95rem;}
.rank-rule p {font-size:.9rem;line-height:1.75;color:var(--muted);margin:0;}
.rank-table {display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
a.rank-row:hover {background:rgba(220,38,38,.12);}
.rank-head {background:#241b20;font-size:.82rem;letter-spacing:.05em;color:var(--muted);font-weight:600;}
.rank-head span {color:var(--muted);}
.rk-no {font-weight:800;font-size:1.05rem;color:var(--accent);text-align:center;}
.rk-no i {color:var(--main);}
.rk-title {font-weight:600;color:var(--text);font-size:.96rem;}
.rk-tag,.rk-follow,.rk-drop {font-size:.85rem;color:var(--muted);}
.rank-note {margin-top:14px;font-size:.85rem;color:var(--muted);line-height:1.7;}
.rank-note i {color:var(--accent);margin-right:6px;}
.sub-rank {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;height:100%;}
.sub-rank h3 {font-size:1rem;font-weight:700;color:var(--text);margin:0 0 14px;display:flex;align-items:center;gap:8px;}
.sub-rank h3 i {color:var(--main);}
.sub-rank ol {list-style:none;margin:0;padding:0;counter-reset:sr;}
.sub-rank li {counter-increment:sr;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line);}
.sub-rank li:last-child {border-bottom:none;}
.sub-rank li::before {content:counter(sr);font-weight:800;color:var(--accent);font-size:.85rem;width:18px;flex-shrink:0;}
.sub-rank li a {color:var(--text);text-decoration:none;font-size:.9rem;flex:1;transition:.2s;}
.sub-rank li a:hover {color:var(--accent);}
.sub-rank li span {font-weight:700;color:var(--main);font-size:.86rem;}
.footer {padding-bottom:0;}
.footer-inner {display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:28px;border-bottom:1px solid var(--line);}
.footer-brand .brand {display:inline-block;margin-bottom:12px;}
.footer-brand p {font-size:.86rem;line-height:1.7;color:var(--muted);margin:0;max-width:360px;}
.footer-links h4 {font-size:.9rem;color:var(--text);margin:0 0 12px;font-weight:700;}
.footer-links a {display:block;font-size:.86rem;color:var(--muted);text-decoration:none;margin-bottom:8px;transition:.2s;}
.footer-links a:hover {color:var(--accent);}
.footer-bottom {padding:18px 0 26px;text-align:center;}
.footer-bottom p {font-size:.8rem;color:var(--muted);margin:0;}
.rk-tag,.rk-drop {display:none;}
.rank-head .rk-follow {display:none;}
.footer-inner {grid-template-columns:1fr;gap:24px;}

/* --- 子页面追加 --- */
/* 本页专属少量样式，复用站点变量 */
  .guide-hero {
    position:relative;
    padding:96px 0 56px;
    background:
      radial-gradient(900px 420px at 15% 0%, rgba(220,38,38,.20), transparent 62%),
      radial-gradient(760px 380px at 88% 12%, rgba(251,146,60,.14), transparent 60%),
      var(--bg);
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
.guide-hero h1 {
    font-size:clamp(1.9rem,4.4vw,3.1rem);
    font-weight:900;
    line-height:1.18;
    letter-spacing:-.02em;
    margin:14px 0 16px;
    color:var(--text);
  }
.guide-hero h1 em {
    font-style:normal;
    color:var(--main);
  }
.guide-hero p {
    color:var(--muted);
    max-width:720px;
    font-size:1.02rem;
    line-height:1.85;
    margin:0;
  }
.g-wrap {
    max-width:1180px;
    margin:0 auto;
    padding:0 20px;
  }
.g-section {
    padding:56px 0;
    border-bottom:1px solid var(--line);
  }
.g-section:last-of-type {border-bottom:none;}
.g-kicker {
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:.78rem;
    font-weight:700;
    letter-spacing:.16em;
    text-transform:uppercase;
    color:var(--accent);
    margin-bottom:10px;
  }
.g-kicker i {font-size:.85rem;}
.g-title {
    font-size:clamp(1.35rem,2.6vw,1.9rem);
    font-weight:800;
    color:var(--text);
    margin:0 0 14px;
    line-height:1.3;
  }
.g-lead {
    color:var(--muted);
    font-size:.98rem;
    line-height:1.9;
    margin:0 0 28px;
    max-width:820px;
  }
.step-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:18px;
  }
.step-card {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:24px 22px;
    position:relative;
    transition:.25s ease;
  }
.step-card:hover {
    border-color:rgba(220,38,38,.5);
    transform:translateY(-3px);
  }
.step-num {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:38px;height:38px;
    border-radius:50%;
    background:linear-gradient(135deg,var(--main),var(--accent));
    color:#fff;
    font-weight:800;
    font-size:.95rem;
    margin-bottom:14px;
  }
.step-card h3 {
    font-size:1.02rem;
    font-weight:700;
    color:var(--text);
    margin:0 0 8px;
  }
.step-card p {
    margin:0;
    color:var(--muted);
    font-size:.9rem;
    line-height:1.8;
  }
.tip-list {
    list-style:none;
    padding:0;
    margin:0;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:14px;
  }
.tip-list li {
    background:var(--card);
    border:1px solid var(--line);
    border-left:3px solid var(--main);
    border-radius:var(--radius);
    padding:16px 18px;
    color:var(--muted);
    font-size:.9rem;
    line-height:1.8;
  }
.tip-list li strong {
    display:block;
    color:var(--text);
    font-size:.96rem;
    margin-bottom:5px;
    font-weight:700;
  }
.faq-item h3 {
    font-size:.98rem;
    font-weight:700;
    color:var(--text);
    margin:0 0 8px;
  }
.faq-item h3 i {color:var(--accent);margin-right:8px;font-size:.85rem;}
.faq-item p {
    margin:0;
    color:var(--muted);
    font-size:.9rem;
    line-height:1.85;
  }
.g-cta {
    background:
      radial-gradient(600px 260px at 20% 0%, rgba(220,38,38,.22), transparent 65%),
      var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:38px 30px;
    text-align:center;
  }
.g-cta h2 {
    font-size:clamp(1.25rem,2.4vw,1.7rem);
    font-weight:800;
    color:var(--text);
    margin:0 0 12px;
  }
.g-cta p {
    color:var(--muted);
    max-width:640px;
    margin:0 auto 24px;
    font-size:.94rem;
    line-height:1.85;
  }
.g-actions {
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    justify-content:center;
  }
.guide-hero {padding:110px 0 44px;}
.g-section {padding:40px 0;}

/* --- 子页面追加 --- */
/* 本页专属：关于页排版 */
  .about-hero {
    position:relative;
    padding:72px 0 56px;
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
.about-hero::before {
    content:"";
    position:absolute;
    top:-160px;right:-120px;
    width:520px;height:520px;
    background:radial-gradient(circle,rgba(220,38,38,.28),transparent 68%);
    pointer-events:none;
  }
.about-hero::after {
    content:"";
    position:absolute;
    bottom:-200px;left:-100px;
    width:420px;height:420px;
    background:radial-gradient(circle,rgba(251,146,60,.16),transparent 70%);
    pointer-events:none;
  }
.about-hero .inner {position:relative;z-index:2;max-width:900px;}
.about-kicker {
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;letter-spacing:.14em;text-transform:uppercase;
    color:var(--accent);font-weight:600;margin-bottom:18px;
  }
.about-kicker i {font-size:12px;}
.about-hero h1 {
    font-weight:800;
    font-size:clamp(26px,4.4vw,44px);
    line-height:1.24;
    margin:0 0 20px;
    letter-spacing:-.01em;
  }
.about-hero h1 em {
    font-style:normal;
    color:var(--main);
  }
.about-hero p.lead {
    color:var(--muted);
    font-size:clamp(15px,1.5vw,17px);
    line-height:1.85;
    margin:0;
    max-width:760px;
  }
.stat-row {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:14px;
    margin-top:38px;
  }
.stat-item {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:18px 16px;
  }
.stat-item b {
    display:block;
    font-size:clamp(20px,2.6vw,28px);
    font-weight:800;
    color:var(--text);
    line-height:1.1;
  }
.stat-item b span {color:var(--accent);font-size:.62em;font-weight:700;margin-left:2px;}
.stat-item small {
    display:block;
    margin-top:6px;
    color:var(--muted);
    font-size:12.5px;
    letter-spacing:.02em;
  }
.about-block {
    padding:56px 0;
    border-bottom:1px solid var(--line);
  }
.about-block:last-of-type {border-bottom:none;}
.about-block h2 {
    font-size:clamp(20px,2.6vw,28px);
    font-weight:800;
    line-height:1.35;
    margin:0 0 18px;
    letter-spacing:-.01em;
  }
.about-block h2 .hl {
    color:var(--main);
  }
.about-block h3 {
    font-size:17px;
    font-weight:700;
    margin:26px 0 10px;
  }
.about-block p {
    color:var(--muted);
    font-size:15px;
    line-height:1.95;
    margin:0 0 14px;
  }
.about-block p strong {color:var(--text);font-weight:600;}
.value-grid {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:16px;
    margin-top:26px;
  }
.value-card {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:22px 20px;
    transition:border-color .2s ease,transform .2s ease;
  }
.value-card:hover {
    border-color:rgba(220,38,38,.5);
    transform:translateY(-3px);
  }
.value-card .v-ico {
    width:40px;height:40px;
    display:flex;align-items:center;justify-content:center;
    border-radius:50%;
    background:rgba(220,38,38,.14);
    color:var(--main);
    font-size:16px;
    margin-bottom:14px;
  }
.value-card h3 {
    margin:0 0 8px;
    font-size:16px;
    font-weight:700;
    color:var(--text);
  }
.value-card p {
    margin:0;
    font-size:13.5px;
    line-height:1.8;
    color:var(--muted);
  }
.rule-list {
    list-style:none;
    padding:0;
    margin:22px 0 0;
    counter-reset:rule;
  }
.rule-list li {
    counter-increment:rule;
    position:relative;
    padding:16px 18px 16px 58px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    margin-bottom:12px;
    color:var(--muted);
    font-size:14.5px;
    line-height:1.85;
  }
.rule-list li::before {
    content:counter(rule,decimal-leading-zero);
    position:absolute;
    left:18px;top:16px;
    font-weight:800;
    font-size:15px;
    color:var(--accent);
    letter-spacing:.04em;
  }
.rule-list li b {color:var(--text);font-weight:600;}
.rhythm-table {
    width:100%;
    border-collapse:collapse;
    margin-top:22px;
    font-size:14px;
  }
.rhythm-table th,
  .rhythm-table td {
    text-align:left;
    padding:13px 14px;
    border-bottom:1px solid var(--line);
    vertical-align:top;
  }
.rhythm-table th {
    color:var(--accent);
    font-weight:600;
    font-size:12.5px;
    letter-spacing:.08em;
    text-transform:uppercase;
    border-bottom:1px solid rgba(251,146,60,.35);
    white-space:nowrap;
  }
.rhythm-table td {color:var(--muted);line-height:1.75;}
.rhythm-table td:first-child {color:var(--text);font-weight:600;white-space:nowrap;}
.cta-box {
    margin-top:8px;
    background:linear-gradient(135deg,rgba(220,38,38,.16),rgba(251,146,60,.08));
    border:1px solid rgba(220,38,38,.35);
    border-radius:var(--radius);
    padding:30px 26px;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:18px;
  }
.cta-box h3 {
    margin:0 0 6px;
    font-size:18px;
    font-weight:800;
    color:var(--text);
  }
.cta-box p {
    margin:0;
    font-size:13.5px;
    color:var(--muted);
    line-height:1.7;
  }
.cta-actions {display:flex;gap:12px;flex-wrap:wrap;}
.note-line {
    margin-top:26px;
    padding-left:14px;
    border-left:3px solid var(--accent);
    color:var(--muted);
    font-size:13.5px;
    line-height:1.85;
  }
.stat-row {grid-template-columns:repeat(2,1fr);}
.value-grid {grid-template-columns:1fr;}
.about-hero {padding:52px 0 40px;}
.about-block {padding:42px 0;}
.stat-row {grid-template-columns:repeat(2,1fr);gap:10px;}
.stat-item {padding:14px 12px;}
.rhythm-table {font-size:13px;}
.rhythm-table th,.rhythm-table td {padding:11px 9px;}
.rhythm-table td:first-child {white-space:normal;}

/* --- 子页面追加 --- */
.legal-wrap {max-width:900px;margin:0 auto;}
.legal-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;margin-bottom:22px;}
.legal-card h2 {font-size:1.28rem;font-weight:700;margin:0 0 14px;display:flex;align-items:center;gap:10px;line-height:1.4;}
.legal-card h2 i {color:var(--main);font-size:1.05rem;}
.legal-card p {color:var(--muted);font-size:.95rem;line-height:1.85;margin:0 0 12px;}
.legal-card p:last-child {margin-bottom:0;}
.legal-card ul {margin:0;padding-left:20px;color:var(--muted);font-size:.95rem;line-height:1.85;}
.legal-card ul li {margin-bottom:8px;}
.legal-card ul li:last-child {margin-bottom:0;}
.legal-card strong {color:var(--text);font-weight:600;}
.legal-card a {color:var(--accent);text-decoration:none;}
.legal-card a:hover {text-decoration:underline;}
.legal-meta {font-size:.82rem;color:var(--muted);margin-top:6px;}
.legal-note {background:rgba(220,38,38,.10);border-left:3px solid var(--main);padding:14px 16px;border-radius:6px;color:var(--muted);font-size:.92rem;line-height:1.8;margin-top:6px;}
.legal-card {padding:22px 18px;}
.legal-card h2 {font-size:1.14rem;}