:root{
    --brand:#f97316;
    --accent:#facc15;
    --bg:#1a1410;
    --ink:#fff7ed;
    --line:rgba(255,247,237,.16);
    --line-soft:rgba(255,247,237,.09);
    --muted:rgba(255,247,237,.62);
    --panel:#221a14;
    --panel-2:#2a2018;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:'Inter','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.85;
    letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,.display-font{
    font-family:'Inter','PingFang SC','Microsoft YaHei',sans-serif;
    font-weight:800;
    letter-spacing:.02em;
    line-height:1.3;
  }
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}

  /* ---------- 顶部导航 ---------- */
  .topbar{
    position:sticky;top:0;z-index:1000;
    background:rgba(26,20,16,.9);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .topbar-inner{
    max-width:1240px;margin:0 auto;padding:14px 20px;
    display:flex;align-items:center;gap:26px;
  }
  .brand{
    font-size:1.32rem;font-weight:900;letter-spacing:.04em;
    color:var(--ink);display:inline-flex;align-items:center;gap:9px;
    white-space:nowrap;
  }
  .brand i{color:var(--brand);font-size:1.05rem;}
  .brand:hover{color:var(--accent);}
  .nav-links{
    display:flex;align-items:center;gap:4px;flex-wrap:wrap;
    margin-left:auto;
  }
  .nav-links a{
    font-size:.92rem;color:var(--muted);
    padding:7px 12px;border:1px solid transparent;border-radius:2px;
    transition:color .2s,border-color .2s;
    white-space:nowrap;
  }
  .nav-links a:hover,.nav-links a:focus{
    color:var(--ink);border-color:var(--line);
  }
  .nav-links a.is-first{color:var(--brand);font-weight:600;}
  .nav-toggle{
    display:none;margin-left:auto;background:none;border:1px solid var(--line);
    color:var(--ink);border-radius:2px;padding:6px 12px;font-size:1rem;cursor:pointer;
  }
  @media(max-width:900px){
    .nav-toggle{display:inline-block;}
    .nav-links{
      display:none;width:100%;flex-direction:column;align-items:stretch;
      margin:12px 0 0;gap:2px;
    }
    .nav-links.open{display:flex;}
    .nav-links a{padding:10px 8px;border-bottom:1px solid var(--line-soft);}
    .topbar-inner{flex-wrap:wrap;}
  }

  /* ---------- 通用区块 ---------- */
  .wrap{max-width:1240px;margin:0 auto;padding:0 20px;}
  section{padding:76px 0;}
  .sec-head{
    display:flex;align-items:flex-end;justify-content:space-between;
    gap:20px;flex-wrap:wrap;
    padding-bottom:20px;border-bottom:1px solid var(--line);
    margin-bottom:38px;
  }
  .sec-head h2{font-size:1.62rem;margin:0;color:var(--ink);}
  .sec-head h2 .tag{
    display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.16em;
    color:var(--brand);vertical-align:middle;margin-right:10px;
    border:1px solid rgba(249,115,22,.5);border-radius:2px;padding:1px 8px;
  }
  .sec-head p{margin:0;color:var(--muted);font-size:.9rem;max-width:520px;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    border-bottom:1px solid var(--line);
    padding:0;
  }
  .hero-bg{
    position:absolute;inset:0;
    background:
      radial-gradient(ellipse at 78% 12%, rgba(249,115,22,.28), transparent 58%),
      radial-gradient(ellipse at 12% 88%, rgba(250,204,21,.13), transparent 55%),
      linear-gradient(160deg,#241a12 0%,#1a1410 62%,#150f0b 100%);
  }
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background-image:repeating-linear-gradient(0deg,rgba(255,247,237,.045) 0 1px,transparent 1px 4px);
    opacity:.5;
  }
  .hero-inner{
    position:relative;max-width:1240px;margin:0 auto;
    padding:96px 20px 84px;
  }
  .hero-eyebrow{
    font-size:.78rem;letter-spacing:.24em;color:var(--brand);
    font-weight:600;margin-bottom:26px;
  }
  .hero-stats{
    display:grid;grid-template-columns:repeat(4,1fr);
    gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    margin-bottom:44px;
  }
  .hero-stat{
    padding:26px 20px 26px 0;
    border-right:1px solid var(--line);
  }
  .hero-stat:last-child{border-right:none;}
  .hero-stat .num{
    font-size:2.9rem;font-weight:900;line-height:1;
    color:var(--accent);letter-spacing:-.02em;
  }
  .hero-stat .num small{font-size:1rem;font-weight:600;color:var(--brand);margin-left:3px;letter-spacing:0;}
  .hero-stat .lab{margin-top:10px;font-size:.82rem;color:var(--muted);letter-spacing:.06em;}
  .hero h1{
    font-size:2.5rem;margin:0 0 20px;max-width:760px;
  }
  .hero h1 em{font-style:normal;color:var(--brand);}
  .hero-desc{
    max-width:640px;color:var(--muted);font-size:1.02rem;margin:0 0 34px;
  }
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
  .btn-line{
    display:inline-flex;align-items:center;gap:9px;
    border:1px solid var(--brand);color:var(--brand);
    padding:11px 24px;border-radius:2px;font-size:.92rem;font-weight:600;
    transition:background .22s,color .22s;
  }
  .btn-line:hover{background:var(--brand);color:#1a1410;}
  .btn-ghost{
    display:inline-flex;align-items:center;gap:9px;
    border:1px solid var(--line);color:var(--ink);
    padding:11px 24px;border-radius:2px;font-size:.92rem;
    transition:border-color .22s;
  }
  .btn-ghost:hover{border-color:var(--accent);color:var(--accent);}
  @media(max-width:860px){
    .hero-inner{padding:64px 20px 56px;}
    .hero-stats{grid-template-columns:repeat(2,1fr);}
    .hero-stat{padding:20px 16px 20px 0;}
    .hero-stat:nth-child(2){border-right:none;}
    .hero h1{font-size:1.78rem;}
    .hero-stat .num{font-size:2.2rem;}
  }

  /* ---------- 海报网格 ---------- */
  .poster-grid{
    display:grid;gap:24px;
    grid-template-columns:repeat(6,minmax(0,1fr));
    width:100%;
  }
  @media(max-width:1180px){.poster-grid{grid-template-columns:repeat(5,minmax(0,1fr));}}
  @media(max-width:980px){.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
  @media(max-width:760px){.poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}}
  @media(max-width:480px){.poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}}

  .poster-card{
    display:block;width:100%;
    transition:transform .3s ease;
    will-change:transform;
  }
  .poster-frame{
    position:relative;width:100%;aspect-ratio:2/3;
    overflow:hidden;border:1px solid var(--line-soft);border-radius:2px;
    background:linear-gradient(145deg,#2a2018,#1d1611);
    transition:box-shadow .3s ease,border-color .3s ease;
  }
  .poster-frame img{
    width:100%;height:100%;object-fit:cover;
    transition:transform .5s ease,filter .3s ease;
  }
  .poster-frame::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(to top,rgba(26,20,16,.92) 0%,rgba(26,20,16,.35) 38%,transparent 68%);
    pointer-events:none;
  }
  .poster-play{
    position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.86);
    width:44px;height:44px;border-radius:50%;
    border:1px solid rgba(255,247,237,.7);
    background:rgba(26,20,16,.5);
    display:flex;align-items:center;justify-content:center;
    color:var(--ink);font-size:.86rem;
    opacity:0;transition:opacity .28s ease,transform .28s ease,background .28s;
    z-index:3;backdrop-filter:blur(3px);
  }
  .poster-meta{
    position:absolute;left:0;right:0;bottom:0;z-index:4;
    padding:12px 11px 11px;
  }
  .poster-meta .t{
    font-size:.9rem;font-weight:700;line-height:1.35;color:var(--ink);
    margin:0 0 5px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .poster-meta .s{
    font-size:.74rem;color:var(--muted);letter-spacing:.02em;
  }
  .poster-card:hover{transform:translateY(-8px);}
  .poster-card:hover .poster-frame{
    box-shadow:0 18px 38px -14px rgba(0,0,0,.85),0 0 0 1px rgba(249,115,22,.55);
    border-color:rgba(249,115,22,.55);
  }
  .poster-card:hover .poster-frame img{transform:scale(1.06);filter:brightness(1.06);}
  .poster-card:hover .poster-play{opacity:1;transform:translate(-50%,-50%) scale(1);background:rgba(249,115,22,.88);border-color:transparent;color:#1a1410;}

  /* 滚动渐显 */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
  .reveal.in{opacity:1;transform:none;}

  /* ---------- 分区 tabs 说明 ---------- */
  .zone-note{
    display:grid;grid-template-columns:repeat(4,1fr);gap:0;
    border:1px solid var(--line);border-radius:2px;margin-bottom:34px;
  }
  .zone-note div{
    padding:16px 18px;border-right:1px solid var(--line);
    font-size:.86rem;color:var(--muted);
  }
  .zone-note div:last-child{border-right:none;}
  .zone-note strong{display:block;color:var(--ink);font-size:.95rem;margin-bottom:4px;}
  @media(max-width:860px){
    .zone-note{grid-template-columns:repeat(2,1fr);}
    .zone-note div:nth-child(2){border-right:none;}
    .zone-note div:nth-child(1),.zone-note div:nth-child(2){border-bottom:1px solid var(--line);}
  }

  .zone-block{margin-bottom:56px;}
  .zone-block:last-child{margin-bottom:0;}
  .zone-title{
    display:flex;align-items:center;gap:12px;
    margin-bottom:22px;
  }
  .zone-title h3{font-size:1.16rem;margin:0;color:var(--ink);}
  .zone-title span{
    font-size:.74rem;color:var(--brand);letter-spacing:.14em;
    border:1px solid rgba(249,115,22,.42);padding:1px 8px;border-radius:2px;
  }

  /* ---------- 周榜 ---------- */
  .rank-table{
    width:100%;border-collapse:collapse;font-size:.93rem;
  }
  .rank-table caption{
    caption-side:top;text-align:left;color:var(--muted);
    font-size:.86rem;padding-bottom:14px;
  }
  .rank-table th,.rank-table td{
    padding:15px 14px;border-bottom:1px solid var(--line-soft);text-align:left;
    vertical-align:middle;
  }
  .rank-table th{
    font-size:.76rem;letter-spacing:.14em;color:var(--muted);
    font-weight:600;border-bottom:1px solid var(--line);white-space:nowrap;
  }
  .rank-table td.rank-no{
    font-weight:900;color:var(--accent);font-size:1.06rem;width:64px;
  }
  .rank-table td.rank-no.top{color:var(--brand);}
  .rank-table td.name{font-weight:600;color:var(--ink);}
  .rank-table td.type{color:var(--muted);font-size:.86rem;white-space:nowrap;}
  .rank-table td.score{
    color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums;
  }
  .rank-table tr:hover td{background:rgba(249,115,22,.06);}
  @media(max-width:640px){
    .rank-table th:nth-child(4),.rank-table td:nth-child(4){display:none;}
    .rank-table th,.rank-table td{padding:12px 8px;font-size:.86rem;}
    .rank-table td.rank-no{width:44px;}
  }

  /* ---------- 即将上线 ---------- */
  .upcoming-list{
    display:grid;grid-template-columns:repeat(2,1fr);gap:0;
    border-top:1px solid var(--line);
  }
  .up-item{
    display:flex;gap:18px;align-items:flex-start;
    padding:22px 24px 22px 0;border-bottom:1px solid var(--line-soft);
  }
  .up-item:nth-child(odd){border-right:1px solid var(--line);padding-right:28px;}
  .up-item:nth-child(even){padding-left:28px;}
  .up-date{
    flex:0 0 62px;text-align:center;
    border:1px solid var(--line);border-radius:2px;padding:6px 0;
  }
  .up-date .d{font-size:1.24rem;font-weight:900;color:var(--brand);line-height:1.1;}
  .up-date .m{font-size:.72rem;color:var(--muted);letter-spacing:.1em;}
  .up-body h4{margin:0 0 5px;font-size:1rem;color:var(--ink);}
  .up-body p{margin:0;font-size:.86rem;color:var(--muted);line-height:1.7;}
  @media(max-width:820px){
    .upcoming-list{grid-template-columns:1fr;}
    .up-item:nth-child(odd){border-right:none;padding-right:0;}
    .up-item:nth-child(even){padding-left:0;}
  }

  /* ---------- 对比表格 / 编号清单 ---------- */
  .compare{
    width:100%;border-collapse:collapse;font-size:.92rem;
    border:1px solid var(--line);
  }
  .compare th,.compare td{
    padding:16px 18px;border-bottom:1px solid var(--line-soft);
    border-right:1px solid var(--line-soft);vertical-align:top;
  }
  .compare th{
    background:rgba(249,115,22,.08);color:var(--ink);
    font-size:.82rem;letter-spacing:.1em;text-align:left;font-weight:700;
  }
  .compare th:last-child,.compare td:last-child{border-right:none;}
  .compare td:first-child{color:var(--muted);width:26%;}
  .compare td strong{color:var(--accent);}
  .compare tr:last-child td{border-bottom:none;}

  .num-list{list-style:none;counter-reset:step;padding:0;margin:0;
    display:grid;grid-template-columns:repeat(2,1fr);gap:0 44px;}
  .num-list li{
    counter-increment:step;position:relative;
    padding:18px 0 18px 46px;border-bottom:1px solid var(--line-soft);
    font-size:.94rem;color:var(--muted);
  }
  .num-list li::before{
    content:counter(step,decimal-leading-zero);
    position:absolute;left:0;top:16px;
    font-size:.86rem;font-weight:900;color:var(--brand);
    border:1px solid rgba(249,115,22,.4);border-radius:2px;
    width:30px;height:26px;display:flex;align-items:center;justify-content:center;
    letter-spacing:0;
  }
  .num-list li strong{display:block;color:var(--ink);font-size:.98rem;margin-bottom:3px;font-weight:700;}
  @media(max-width:800px){.num-list{grid-template-columns:1fr;}}

  /* ---------- FAQ ---------- */
  .faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 44px;}
  .faq-item{padding:22px 0;border-bottom:1px solid var(--line-soft);}
  .faq-item h4{margin:0 0 8px;font-size:1rem;color:var(--ink);font-weight:700;}
  .faq-item h4 i{color:var(--brand);margin-right:8px;font-size:.86rem;}
  .faq-item p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.85;}
  @media(max-width:800px){.faq-grid{grid-template-columns:1fr;}}

  /* ---------- 友链 ---------- */
  .friendlink{
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    padding:42px 0;
  }
  .friendlink h3{font-size:1rem;margin:0 0 16px;color:var(--ink);letter-spacing:.06em;}
  .friendlink h3 i{color:var(--brand);margin-right:8px;font-size:.86rem;}
  .friendlink .fl-body{font-size:.9rem;color:var(--muted);line-height:2.1;word-break:break-all;}

  /* ---------- 页脚 ---------- */
  footer{
    padding:52px 0 40px;background:#150f0b;
  }
  .foot-top{
    display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;
    padding-bottom:30px;border-bottom:1px solid var(--line-soft);
  }
  .foot-brand{max-width:420px;}
  .foot-brand .brand{font-size:1.24rem;margin-bottom:12px;display:inline-flex;}
  .foot-brand p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.9;}
  .foot-nav{display:flex;gap:56px;flex-wrap:wrap;}
  .foot-nav ul{list-style:none;padding:0;margin:0;}
  .foot-nav li{margin-bottom:9px;}
  .foot-nav a{font-size:.88rem;color:var(--muted);transition:color .2s;}
  .foot-nav a:hover{color:var(--brand);}
  .foot-nav .h{font-size:.76rem;letter-spacing:.16em;color:var(--ink);margin-bottom:14px;font-weight:700;}
  .foot-bottom{
    padding-top:24px;font-size:.82rem;color:rgba(255,247,237,.44);
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  }

/* --- 子页面追加 --- */
/* 本页专属：仅少量补充，主体样式复用 style.css */
  .about-hero { position: relative; padding: 76px 0 56px; overflow: hidden; }
.about-hero::before {
    content: ""; position: absolute; inset: 0;
    background:
      radial-gradient(720px 320px at 12% 0%, rgba(249,115,22,.22), transparent 70%),
      radial-gradient(560px 280px at 88% 20%, rgba(250,204,21,.10), transparent 70%);
    pointer-events: none;
  }
.about-hero .wrap { position: relative; z-index: 1; }
.about-lead { max-width: 760px; color: var(--muted); font-size: 17px; line-height: 1.85; }
.about-lead strong { color: var(--ink); font-weight: 600; }
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.about-card {
    background: var(--panel); border: 1px solid var(--line-soft);
    border-radius: 16px; padding: 22px 22px 24px;
    transition: transform .25s ease, border-color .25s ease, background .25s ease;
  }
.about-card:hover { transform: translateY(-4px); border-color: rgba(249,115,22,.48); background: var(--panel-2); }
.about-card .ico {
    width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
    background: rgba(249,115,22,.14); color: var(--brand); font-size: 17px; margin-bottom: 14px;
  }
.about-card h3 { font-size: 16.5px; color: var(--ink); margin: 0 0 9px; font-weight: 700; letter-spacing: .2px; }
.about-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.about-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.about-list li {
    display: flex; gap: 12px; align-items: flex-start;
    background: var(--panel); border: 1px solid var(--line-soft);
    border-radius: 14px; padding: 16px 18px; color: var(--muted);
    font-size: 14.5px; line-height: 1.8;
  }
.about-list li i { color: var(--accent); margin-top: 3px; font-size: 14px; }
.about-list li b { color: var(--ink); font-weight: 600; }
.about-quote {
    border-left: 3px solid var(--brand); background: var(--panel);
    border-radius: 0 14px 14px 0; padding: 20px 24px;
    color: var(--muted); font-size: 15px; line-height: 1.9;
  }
.about-quote strong { color: var(--ink); }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.about-tags span {
    font-size: 13px; padding: 7px 14px; border-radius: 999px;
    border: 1px solid var(--line); color: var(--muted); background: var(--panel-2);
  }
.about-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.about-table th, .about-table td {
    text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--line-soft);
    color: var(--muted); vertical-align: top;
  }
.about-table th { color: var(--ink); font-weight: 600; white-space: nowrap; }
.about-table tr:last-child td { border-bottom: none; }
.about-table td b { color: var(--accent); font-weight: 600; }
.about-grid { grid-template-columns: 1fr; }
.about-hero { padding: 54px 0 40px; }
.about-lead { font-size: 15.5px; }
.about-table th, .about-table td { padding: 11px 10px; }

/* --- 子页面追加 --- */
/* 本页专属少量补充样式，配色沿用站点变量 */
  .guide-wrap {max-width:1200px;margin:0 auto;padding:0 20px;}
.guide-hero {padding:56px 0 24px;}
.guide-hero h1 {font-size:clamp(28px,4.4vw,46px);font-weight:900;line-height:1.18;margin:0 0 16px;color:var(--ink);letter-spacing:-.02em;}
.guide-hero h1 em {font-style:normal;color:var(--brand);}
.guide-hero p {color:var(--muted);font-size:16px;line-height:1.8;max-width:760px;margin:0;}
.guide-eyebrow {display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);border:1px solid var(--line);border-radius:999px;padding:7px 14px;margin-bottom:20px;background:rgba(250,204,21,.06);}
.guide-sec {padding:34px 0;}
.guide-sec h2 {font-size:clamp(21px,2.6vw,28px);font-weight:800;color:var(--ink);margin:0 0 8px;letter-spacing:-.01em;}
.guide-sec h2 span {color:var(--brand);}
.guide-sec h3 {font-size:17px;font-weight:700;color:var(--ink);margin:0 0 8px;}
.guide-lead {color:var(--muted);font-size:15px;line-height:1.85;margin:0 0 22px;max-width:800px;}
.step-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;}
.step-card {background:var(--panel);border:1px solid var(--line-soft);border-radius:16px;padding:22px 20px;transition:.2s;position:relative;overflow:hidden;}
.step-card:hover {border-color:var(--line);transform:translateY(-3px);background:var(--panel-2);}
.step-num {display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:rgba(249,115,22,.14);color:var(--brand);font-weight:800;font-size:15px;margin-bottom:14px;}
.step-card h3 {margin-bottom:8px;}
.step-card p {color:var(--muted);font-size:14px;line-height:1.75;margin:0;}
.step-card .tag {display:inline-block;margin-top:12px;font-size:12px;color:var(--accent);background:rgba(250,204,21,.08);border:1px solid var(--line-soft);border-radius:999px;padding:4px 10px;}
.faq-list {display:flex;flex-direction:column;gap:12px;}
.faq-item h3 {display:flex;gap:10px;align-items:flex-start;margin-bottom:8px;}
.faq-item h3 i {color:var(--brand);font-size:14px;margin-top:3px;flex:none;}
.guide-tip {background:linear-gradient(135deg,rgba(249,115,22,.1),rgba(250,204,21,.05));border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin-top:8px;}
.guide-tip p {color:var(--ink);font-size:14.5px;line-height:1.85;margin:0;}
.guide-tip strong {color:var(--accent);}
.zone-links {display:flex;flex-wrap:wrap;gap:10px;margin-top:6px;}
.zone-links a {display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:999px;border:1px solid var(--line);color:var(--ink);font-size:13.5px;text-decoration:none;background:var(--panel);transition:.2s;}
.zone-links a:hover {background:var(--brand);border-color:var(--brand);color:#1a1410;font-weight:600;}
.zone-links a i {font-size:12px;color:var(--brand);transition:.2s;}
.zone-links a:hover i {color:#1a1410;}
.guide-hero {padding:36px 0 12px;}
.guide-sec {padding:24px 0;}
.step-card {padding:18px 16px;}

/* --- 子页面追加 --- */
.doc-hero {padding:72px 0 40px;border-bottom:1px solid var(--line-soft);background:radial-gradient(900px 320px at 12% -10%,rgba(249,115,22,.20),transparent 62%),radial-gradient(700px 280px at 88% 0%,rgba(250,204,21,.10),transparent 60%);}
.doc-hero h1 {font-size:clamp(1.7rem,4vw,2.7rem);font-weight:800;letter-spacing:-.02em;line-height:1.22;margin:14px 0 12px;}
.doc-hero h1 em {font-style:normal;color:var(--brand);}
.doc-hero p {color:var(--muted);max-width:760px;font-size:1.02rem;line-height:1.8;margin:0;}
.doc-eyebrow {display:inline-flex;align-items:center;gap:8px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:rgba(250,204,21,.06);}
.doc-meta {display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;color:var(--muted);font-size:.86rem;}
.doc-meta span {display:inline-flex;align-items:center;gap:7px;}
.doc-meta i {color:var(--brand);}
.doc-body {padding:56px 0 72px;}
.doc-layout {display:grid;grid-template-columns:1fr;gap:36px;}
.doc-layout {grid-template-columns:240px 1fr;gap:48px;}
.doc-toc {position:sticky;top:24px;align-self:start;background:var(--panel);border:1px solid var(--line-soft);border-radius:16px;padding:20px 18px;}
.doc-toc h4 {font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 14px;}
.doc-toc ol {list-style:none;margin:0;padding:0;counter-reset:toc;}
.doc-toc li {counter-increment:toc;margin-bottom:2px;}
.doc-toc a {display:block;padding:8px 10px 8px 30px;position:relative;color:var(--muted);text-decoration:none;font-size:.9rem;border-radius:9px;line-height:1.5;transition:.18s;}
.doc-toc a::before {content:counter(toc,decimal-leading-zero);position:absolute;left:9px;top:8px;font-size:.75rem;color:rgba(249,115,22,.75);font-variant-numeric:tabular-nums;}
.doc-toc a:hover {background:var(--panel-2);color:var(--ink);}
.doc-sec {background:var(--panel);border:1px solid var(--line-soft);border-radius:16px;padding:26px 26px 24px;margin-bottom:22px;}
.doc-sec h2 {font-size:1.22rem;font-weight:700;margin:0 0 14px;padding-left:14px;border-left:3px solid var(--brand);line-height:1.5;}
.doc-sec h2 .no {color:var(--brand);font-variant-numeric:tabular-nums;margin-right:6px;}
.doc-sec p {color:var(--muted);line-height:1.9;margin:0 0 12px;font-size:.95rem;}
.doc-sec p:last-child {margin-bottom:0;}
.doc-sec strong {color:var(--ink);font-weight:600;}
.doc-sec a {color:var(--brand);text-decoration:none;border-bottom:1px dashed rgba(249,115,22,.5);}
.doc-sec a:hover {color:var(--accent);border-bottom-color:var(--accent);}
.doc-list {list-style:none;margin:0;padding:0;}
.doc-list li {position:relative;padding:0 0 0 24px;margin-bottom:11px;color:var(--muted);line-height:1.85;font-size:.95rem;}
.doc-list li::before {content:"";position:absolute;left:4px;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--brand);}
.doc-list li strong {color:var(--ink);}
.doc-note {display:flex;gap:14px;align-items:flex-start;background:rgba(249,115,22,.08);border:1px solid rgba(249,115,22,.28);border-radius:13px;padding:16px 18px;margin-top:16px;}
.doc-note i {color:var(--brand);font-size:1.1rem;margin-top:2px;}
.doc-note p {margin:0;color:var(--ink);opacity:.86;font-size:.92rem;line-height:1.8;}
.doc-cta {margin-top:8px;background:linear-gradient(135deg,rgba(249,115,22,.16),rgba(250,204,21,.07));border:1px solid var(--line);border-radius:16px;padding:28px 26px;}
.doc-cta h3 {font-size:1.1rem;font-weight:700;margin:0 0 10px;}
.doc-cta p {color:var(--muted);margin:0 0 18px;line-height:1.8;font-size:.94rem;}
.doc-cta .btns {display:flex;flex-wrap:wrap;gap:12px;}
.doc-hero {padding:52px 0 32px;}
.doc-body {padding:38px 0 56px;}
.doc-sec {padding:20px 18px;}

/* --- 子页面追加 --- */
.sitemap-grid {display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;margin-top:34px}
.map-block {background:var(--panel);border:1px solid var(--line-soft);border-radius:16px;padding:22px 22px 18px;transition:.25s}
.map-block:hover {border-color:var(--line);transform:translateY(-3px)}
.map-block h3 {font-size:1.02rem;font-weight:700;color:var(--ink);margin:0 0 12px;display:flex;align-items:center;gap:9px}
.map-block h3 .ic {color:var(--brand);font-size:.95rem}
.map-block ul {list-style:none;margin:0;padding:0}
.map-block li {margin:0}
.map-block li a {display:flex;align-items:center;gap:8px;padding:7px 0;color:var(--muted);font-size:.9rem;text-decoration:none;border-bottom:1px dashed var(--line-soft);transition:.2s}
.map-block li:last-child a {border-bottom:none}
.map-block li a:hover {color:var(--accent);padding-left:4px}
.map-block li a i {font-size:.62rem;color:rgba(249,115,22,.6)}
.map-tip {background:var(--panel-2);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:12px;padding:18px 20px;margin-top:40px;color:var(--muted);font-size:.9rem;line-height:1.85}
.map-tip strong {color:var(--accent)}
.map-count {display:inline-block;margin-left:auto;font-size:.72rem;font-weight:600;color:var(--brand);background:rgba(249,115,22,.12);border-radius:20px;padding:1px 9px}
.map-block h3 .map-count {margin-left:auto}
.sitemap-grid {grid-template-columns:1fr;gap:14px}
.map-block {padding:18px}