:root{
  --brand:#10b981;
  --accent:#fbbf24;
  --bg:#0a1410;
  --text:#ecfdf5;
  --panel:#0f1d17;
  --panel-2:#122a21;
  --line:#1e3a2f;
  --muted:#8fb3a5;
  --shadow:8px 8px 0 rgba(16,185,129,0.16);
  --serif:"Songti SC","SimSun","Noto Serif SC",serif;
  --sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(1200px 500px at 15% -5%, rgba(16,185,129,0.14), transparent 60%),
    radial-gradient(900px 400px at 90% 0%, rgba(251,191,36,0.08), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:var(--sans);
  line-height:1.85;
  font-size:16px;
  letter-spacing:.01em;
}
h1,h2,h3,h4,h5{font-family:var(--serif);letter-spacing:.02em;line-height:1.4;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;}
.container-x{max-width:1240px;margin:0 auto;padding:0 20px;}

/* ===== 顶部导航 ===== */
.topbar{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,20,16,.94);
  border-bottom:2px solid var(--line);
  backdrop-filter:blur(8px);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0;}
.brand-lockup{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:23px;font-weight:700;color:var(--text);}
.brand-lockup i{color:var(--accent);font-size:20px;}
.brand-lockup:hover{color:var(--text);}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.nav-links a{
  color:var(--text);font-size:14.5px;font-weight:500;padding:7px 12px;
  border:2px solid transparent;transition:.18s;
}
.nav-links a:hover{border-color:var(--brand);color:var(--brand);background:rgba(16,185,129,.08);}
.nav-links a.is-active{border-color:var(--accent);color:var(--accent);}
.menu-toggle{
  display:none;background:none;border:2px solid var(--line);color:var(--text);
  width:42px;height:38px;font-size:17px;
}
@media(max-width:991px){
  .menu-toggle{display:block;}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#0d1a15;border-bottom:2px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:2px;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:11px 8px;border-bottom:1px solid var(--line);}
}

/* ===== Hero 主视觉 ===== */
.hero{
  position:relative;min-height:520px;display:flex;align-items:flex-end;
  overflow:hidden;border-bottom:2px solid var(--line);
}
.hero-media{position:absolute;inset:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;filter:brightness(.42) saturate(.9);}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(10,20,16,.35) 0%, rgba(10,20,16,.82) 70%, var(--bg) 100%);
}
.hero-copy{position:relative;z-index:2;padding:70px 0 56px;max-width:760px;}
.hero-tag{
  display:inline-block;background:var(--accent);color:#14230d;
  font-weight:800;font-size:12.5px;letter-spacing:.16em;padding:5px 12px;margin-bottom:18px;
}
.hero-copy h1{font-size:clamp(28px,4.6vw,50px);margin:0 0 14px;font-weight:700;}
.hero-copy h1 em{font-style:normal;color:var(--brand);}
.hero-copy p{color:#cfe7dc;font-size:16.5px;line-height:1.95;max-width:600px;margin-bottom:26px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-solid,.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15px;
  padding:13px 26px;border:2px solid var(--brand);transition:.18s;
}
.btn-solid{background:var(--brand);color:#04140d;box-shadow:var(--shadow);}
.btn-solid:hover{background:var(--accent);border-color:var(--accent);color:#1a1200;}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}

/* 轮播条 */
.hero-strip{
  display:flex;gap:0;overflow:hidden;border-top:2px solid var(--line);background:#0c1913;
}
.hero-strip .strip-item{
  flex:1;min-width:0;padding:14px 18px;border-right:2px solid var(--line);
  font-size:13.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hero-strip .strip-item:last-child{border-right:0;}
.hero-strip .strip-item strong{color:var(--accent);font-weight:700;margin-right:6px;}
@media(max-width:767px){.hero-strip{flex-wrap:wrap;}.hero-strip .strip-item{flex:0 0 100%;border-right:0;border-bottom:1px solid var(--line);}}

/* ===== 通用区块 ===== */
.section{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:18px;
  border-bottom:3px solid var(--line);padding-bottom:16px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);margin:0;position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;background:var(--brand);
}
.section-head .head-note{color:var(--muted);font-size:14px;margin:0;max-width:520px;}
.eyebrow{
  display:inline-block;color:var(--accent);font-weight:700;font-size:12.5px;
  letter-spacing:.2em;margin-bottom:8px;
}

/* ===== 分类入口 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;}
@media(max-width:991px){.cat-grid{grid-template-columns:repeat(3,1fr);}}
@media(max-width:575px){.cat-grid{grid-template-columns:repeat(2,1fr);}}
.cat-card{
  background:var(--panel);border:2px solid var(--line);padding:22px 16px;
  text-align:center;transition:.18s;display:block;color:var(--text);
  box-shadow:6px 6px 0 rgba(0,0,0,.35);
}
.cat-card i{font-size:24px;color:var(--brand);display:block;margin-bottom:10px;transition:.18s;}
.cat-card span{font-family:var(--serif);font-size:16px;font-weight:700;display:block;}
.cat-card small{color:var(--muted);font-size:12.5px;display:block;margin-top:4px;}
.cat-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:6px 6px 0 rgba(251,191,36,.25);color:var(--accent);}
.cat-card:hover i{color:var(--accent);}

/* ===== 海报网格 ===== */
.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(--panel);border:2px solid var(--line);overflow:hidden;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  position:relative;
}
.poster-card:hover{transform:scale(1.03);border-color:var(--brand);box-shadow:0 0 0 2px rgba(16,185,129,.25),6px 8px 0 rgba(16,185,129,.18);z-index:3;}
.poster-thumb{position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;background:#0e1a15;}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:.3s;}
.poster-card:hover .poster-thumb img{filter:brightness(.8);}
.poster-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(10,20,16,0) 40%, rgba(10,20,16,.88) 100%);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:.22s;
}
.poster-card:hover .poster-mask{opacity:1;}
.play-btn{
  width:48px;height:48px;border:2px solid var(--accent);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:17px;
  background:rgba(10,20,16,.6);
}
.poster-meta{padding:11px 12px 13px;}
.poster-meta h3{font-size:14.5px;margin:0 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600;}
.poster-meta p{margin:0;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.badge-corner{
  position:absolute;top:0;left:0;background:var(--accent);color:#1a1200;
  font-size:11px;font-weight:800;padding:3px 8px;letter-spacing:.06em;z-index:2;
}

/* ===== 排行榜表格 ===== */
.rank-table{width:100%;border-collapse:collapse;border:2px solid var(--line);background:var(--panel);}
.rank-table thead th{
  background:var(--panel-2);color:var(--brand);font-size:13px;letter-spacing:.1em;
  padding:13px 16px;text-align:left;border-bottom:2px solid var(--line);font-weight:700;
}
.rank-table tbody td{padding:14px 16px;border-bottom:1px solid var(--line);font-size:14.5px;vertical-align:middle;}
.rank-table tbody tr:last-child td{border-bottom:0;}
.rank-table tbody tr:hover{background:rgba(16,185,129,.07);}
.rank-no{
  font-family:var(--serif);font-weight:700;font-size:19px;color:var(--muted);width:64px;
}
.rank-table tr:nth-child(1) .rank-no{color:var(--accent);}
.rank-table tr:nth-child(2) .rank-no{color:#e2e8e5;}
.rank-table tr:nth-child(3) .rank-no{color:#d99a5b;}
.rank-title{font-weight:600;color:var(--text);}
.rank-type{font-size:12.5px;color:var(--muted);}
.rank-score{color:var(--accent);font-weight:700;white-space:nowrap;}
@media(max-width:575px){.rank-table thead th:nth-child(3),.rank-table tbody td:nth-child(3){display:none;}}

/* ===== 对比表格 ===== */
.compare-wrap{overflow-x:auto;border:2px solid var(--line);box-shadow:var(--shadow);}
.compare{width:100%;border-collapse:collapse;background:var(--panel);min-width:560px;}
.compare th,.compare td{padding:16px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);}
.compare thead th{background:var(--panel-2);font-family:var(--serif);font-size:15.5px;}
.compare thead th:nth-child(2){color:var(--brand);}
.compare thead th:nth-child(3){color:var(--muted);}
.compare tbody th{font-weight:600;color:var(--text);width:24%;background:rgba(16,185,129,.04);}
.compare td.yes{color:var(--brand);}
.compare td.no{color:var(--muted);}
.compare i{font-size:12.5px;margin-right:6px;}

/* ===== 编号清单 ===== */
.steps{list-style:none;counter-reset:step;margin:0;padding:0;}
.steps li{
  counter-increment:step;position:relative;padding:18px 18px 18px 68px;
  border:2px solid var(--line);margin-bottom:14px;background:var(--panel);
  box-shadow:5px 5px 0 rgba(0,0,0,.3);line-height:1.9;
}
.steps li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:16px;top:16px;width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand);color:#04140d;font-weight:800;font-size:14px;font-family:var(--serif);
}
.steps li strong{color:var(--accent);display:block;margin-bottom:2px;font-family:var(--serif);}
.steps li p{margin:0;color:#c6dfd5;font-size:14.5px;}

/* ===== 专题 ===== */
.feature-split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;}
@media(max-width:991px){.feature-split{grid-template-columns:1fr;}}
.feature-visual{position:relative;border:2px solid var(--line);box-shadow:var(--shadow);overflow:hidden;aspect-ratio:16/11;}
.feature-visual img{width:100%;height:100%;object-fit:cover;filter:brightness(.72);}
.feature-visual .fv-caption{
  position:absolute;left:0;right:0;bottom:0;padding:22px;
  background:linear-gradient(180deg,transparent,rgba(10,20,16,.94));
}
.feature-visual .fv-caption h3{margin:0;font-size:20px;}
.feature-visual .fv-caption p{margin:4px 0 0;font-size:13px;color:var(--muted);}
.feature-body h2{font-size:clamp(22px,2.6vw,30px);margin:0 0 14px;}
.feature-body p{color:#c6dfd5;font-size:15px;line-height:2;}

/* ===== FAQ ===== */
.faq-item{border:2px solid var(--line);background:var(--panel);margin-bottom:12px;}
.faq-q{
  width:100%;text-align:left;background:none;border:0;color:var(--text);
  font-family:var(--serif);font-size:16px;font-weight:700;padding:17px 20px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;cursor:pointer;
}
.faq-q i{color:var(--brand);transition:.2s;font-size:14px;}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--accent);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;}
.faq-a p{margin:0 0 16px;color:#c1dcd2;font-size:14.5px;line-height:1.95;}
.faq-item.open .faq-a{max-height:260px;}

/* ===== 友链 & 页脚 ===== */
.friendlies{
  border-top:2px solid var(--line);border-bottom:2px solid var(--line);
  background:#0c1913;padding:34px 0;
}
.friendlies h3{font-size:17px;margin:0 0 14px;color:var(--brand);}
.friend-links{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;}
.site-footer{background:#08110d;padding:48px 0 26px;border-top:2px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;}
@media(max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:575px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand{font-family:var(--serif);font-size:21px;color:var(--text);display:flex;align-items:center;gap:9px;margin-bottom:12px;}
.footer-brand i{color:var(--accent);}
.site-footer p{color:var(--muted);font-size:13.5px;line-height:1.9;margin:0 0 10px;}
.footer-col h4{font-size:14.5px;margin:0 0 12px;color:var(--brand);font-family:var(--sans);letter-spacing:.08em;}
.footer-col a{display:block;color:#a9c8bc;font-size:13.5px;padding:4px 0;}
.footer-col a:hover{color:var(--accent);}
.copyright{
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
}

/* ===== 回到顶部 ===== */
#backTop{
  position:fixed;right:22px;bottom:24px;width:48px;height:48px;z-index:1200;
  background:var(--brand);color:#04140d;border:2px solid var(--bg);
  display:flex;align-items:center;justify-content:center;font-size:17px;
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.25s;
  box-shadow:5px 5px 0 rgba(0,0,0,.45);cursor:pointer;border-radius:0;
}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0);}
#backTop:hover{background:var(--accent);}

/* ===== 滚动动效 ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* --- 子页面追加 --- */
/* 本页专属少量样式，复用站点变量 */
.about-lead {max-width:820px}
.about-lead p {color:var(--muted);line-height:1.9;margin-bottom:14px;font-size:15.5px}
.about-lead p strong {color:var(--text);font-weight:600}
.stat-row {display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.stat-box {background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px 18px;text-align:center;box-shadow:var(--shadow)}
.stat-box .num {font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-.5px;line-height:1.1}
.stat-box .lbl {color:var(--muted);font-size:13px;margin-top:8px;letter-spacing:.5px}
.value-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.value-card {background:linear-gradient(160deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:16px;padding:26px 24px;position:relative;overflow:hidden}
.value-card::before {content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:var(--brand);opacity:.75}
.value-card h3 {font-size:17.5px;font-weight:700;color:var(--text);margin:0 0 12px;display:flex;align-items:center;gap:10px}
.value-card h3 i {color:var(--accent);font-size:15px}
.value-card p {color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}
.timeline {position:relative;margin-top:10px;padding-left:8px}
.timeline-item {position:relative;padding:0 0 26px 28px;border-left:2px solid var(--line)}
.timeline-item:last-child {border-left:2px solid transparent;padding-bottom:0}
.timeline-item::before {content:"";position:absolute;left:-7px;top:3px;width:12px;height:12px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(16,185,129,.16)}
.timeline-item .tl-date {color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.5px;margin-bottom:6px}
.timeline-item h3 {font-size:16px;font-weight:700;color:var(--text);margin:0 0 8px}
.timeline-item p {color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}
.faq-item h3 {font-size:16px;font-weight:700;color:var(--text);margin:0 0 10px;display:flex;gap:10px;align-items:flex-start}
.faq-item h3 i {color:var(--brand);font-size:14px;margin-top:4px}
.faq-item p {color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}
.about-cta {background:linear-gradient(135deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:18px;padding:38px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:var(--shadow);flex-wrap:wrap}
.about-cta h2 {font-size:22px;font-weight:800;color:var(--text);margin:0 0 8px}
.about-cta p {color:var(--muted);font-size:14.5px;margin:0;line-height:1.7}
.stat-row {grid-template-columns:repeat(2,1fr)}
.value-grid {grid-template-columns:1fr}
.stat-row {grid-template-columns:1fr}
.about-cta {padding:28px 22px}

/* --- 子页面追加 --- */
/* 本页专属少量样式，配色全部沿用站点变量 */
  :root {
    --brand:#10b981;
    --accent:#fbbf24;
    --bg:#0a1410;
    --text:#ecfdf5;
    --panel:#0f1d17;
    --panel-2:#122a21;
    --line:#1e3a2f;
    --muted:#8fb3a5;
    --shadow:8px 8px 0 rgba(16,185,129,0.16);
    --serif:"Songti SC","SimSun","Noto Serif SC",serif;
    --sans:"Inter","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  }
.guide-hero {
    padding:56px 0 40px;
    border-bottom:1px solid var(--line);
    background:
      radial-gradient(900px 320px at 12% -20%, rgba(16,185,129,.16), transparent 60%),
      radial-gradient(700px 260px at 88% 0%, rgba(251,191,36,.08), transparent 60%);
  }
.guide-hero h1 {
    font-size:clamp(1.7rem,3.6vw,2.7rem);
    font-weight:800;
    line-height:1.25;
    letter-spacing:-.5px;
    margin:14px 0 14px;
  }
.guide-hero h1 em {color:var(--brand);font-style:normal;}
.guide-hero p {color:var(--muted);max-width:720px;line-height:1.85;margin:0;}
.guide-toc {
    display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;
  }
.guide-toc a {
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;
    border:1px solid var(--line);
    background:var(--panel);
    color:var(--text);font-size:.86rem;font-weight:500;
    text-decoration:none;transition:.2s;
  }
.guide-toc a:hover {border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.guide-toc i {color:var(--brand);font-size:.8rem;}
.guide-card {
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:14px;
    padding:26px 24px;
    height:100%;
    transition:.25s;
  }
.guide-card:hover {transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(16,185,129,.45);}
.guide-card .num {
    display:inline-flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:10px;
    background:rgba(16,185,129,.14);
    color:var(--brand);font-weight:800;font-size:1rem;
    margin-bottom:14px;
  }
.guide-card h3 {font-size:1.08rem;font-weight:700;margin:0 0 10px;}
.guide-card p {color:var(--muted);font-size:.92rem;line-height:1.8;margin:0;}
.step-list {list-style:none;padding:0;margin:0;counter-reset:step;}
.step-list li {
    counter-increment:step;
    position:relative;
    padding:16px 18px 16px 62px;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:12px;
    margin-bottom:14px;
    line-height:1.8;
    color:var(--muted);
    font-size:.94rem;
  }
.step-list li::before {
    content:counter(step);
    position:absolute;left:18px;top:16px;
    width:28px;height:28px;border-radius:8px;
    background:var(--brand);color:#04170f;
    font-weight:800;font-size:.85rem;
    display:flex;align-items:center;justify-content:center;
  }
.step-list li strong {color:var(--text);font-weight:600;}
.tip-box {
    background:var(--panel-2);
    border:1px solid var(--line);
    border-left:3px solid var(--accent);
    border-radius:10px;
    padding:18px 20px;
    color:var(--muted);
    font-size:.92rem;
    line-height:1.85;
    margin:22px 0;
  }
.tip-box strong {color:var(--accent);}
.tag-chip {
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:8px;
    background:rgba(16,185,129,.1);
    border:1px solid rgba(16,185,129,.28);
    color:var(--brand);font-size:.8rem;font-weight:600;
    margin:0 8px 8px 0;
  }
.faq-item summary {
    cursor:pointer;list-style:none;
    padding:18px 20px;
    font-weight:600;font-size:.98rem;
    display:flex;align-items:center;justify-content:space-between;
    gap:12px;
  }
.faq-item summary::-webkit-details-marker {display:none;}
.faq-item summary i {color:var(--brand);transition:.25s;font-size:.85rem;}
.faq-item[open] summary i {transform:rotate(180deg);}
.faq-item .faq-body {padding:0 20px 18px;color:var(--muted);font-size:.92rem;line-height:1.85;}
.device-row {
    display:flex;gap:14px;align-items:flex-start;
    padding:16px 0;border-bottom:1px dashed var(--line);
  }
.device-row:last-child {border-bottom:0;}
.device-row .ico {
    flex:0 0 42px;height:42px;border-radius:10px;
    background:var(--panel-2);border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;
    color:var(--brand);font-size:1rem;
  }
.device-row h4 {font-size:.98rem;margin:0 0 6px;font-weight:600;}
.device-row p {color:var(--muted);font-size:.9rem;line-height:1.75;margin:0;}
.guide-cta {
    margin-top:8px;
    border:1px solid var(--line);
    border-radius:16px;
    background:linear-gradient(135deg,rgba(16,185,129,.14),rgba(251,191,36,.06));
    padding:34px 26px;
    text-align:center;
  }
.guide-cta h2 {font-size:1.35rem;font-weight:800;margin:0 0 10px;}
.guide-cta p {color:var(--muted);font-size:.94rem;margin:0 0 20px;}

/* --- 子页面追加 --- */
.doc-hero {position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:72px 0 56px;background:
    radial-gradient(900px 380px at 12% -10%,rgba(16,185,129,.18),transparent 70%),
    radial-gradient(700px 340px at 92% 0%,rgba(251,191,36,.10),transparent 72%);}
.doc-hero h1 {font-size:clamp(1.9rem,4.4vw,3rem);font-weight:900;letter-spacing:-.5px;line-height:1.2;margin:14px 0 16px;}
.doc-hero h1 em {font-style:normal;color:var(--brand);}
.doc-hero .lead {color:var(--muted);max-width:720px;line-height:1.85;font-size:1.02rem;}
.doc-tag {display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:var(--panel);color:var(--brand);font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;}
.doc-wrap {display:grid;grid-template-columns:260px 1fr;gap:36px;padding:56px 0 72px;}
.doc-nav {position:sticky;top:88px;align-self:start;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px 18px;box-shadow:var(--shadow);}
.doc-nav h4 {font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 14px;font-weight:700;}
.doc-nav a {display:block;padding:9px 12px;border-radius:10px;color:var(--text);text-decoration:none;font-size:.9rem;line-height:1.4;border-left:2px solid transparent;transition:.18s;}
.doc-nav a:hover {background:var(--panel-2);border-left-color:var(--brand);color:var(--brand);}
.doc-body {min-width:0;}
.doc-block {background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px 30px;margin-bottom:24px;box-shadow:var(--shadow);}
.doc-block h2 {font-size:1.28rem;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:12px;line-height:1.45;}
.doc-block h2 .num {flex:none;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(16,185,129,.14);color:var(--brand);font-size:.88rem;font-weight:800;border:1px solid rgba(16,185,129,.28);}
.doc-block p {color:var(--muted);line-height:1.9;margin:0 0 12px;font-size:.95rem;}
.doc-block p:last-child {margin-bottom:0;}
.doc-block strong {color:var(--text);font-weight:600;}
.doc-block ul {list-style:none;padding:0;margin:8px 0 0;}
.doc-block ul li {position:relative;padding-left:22px;color:var(--muted);line-height:1.85;font-size:.94rem;margin-bottom:8px;}
.doc-block ul li::before {content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--brand);transform:rotate(45deg);}
.highlight-box {border-left:3px solid var(--accent);background:rgba(251,191,36,.07);border-radius:0 12px 12px 0;padding:16px 20px;margin-top:16px;}
.highlight-box p {color:#f6e6b8;margin:0;font-size:.9rem;line-height:1.85;}
.doc-meta {display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:.82rem;margin-top:18px;}
.doc-meta span {display:inline-flex;align-items:center;gap:7px;}
.doc-meta i {color:var(--brand);}
.doc-cta {display:flex;flex-wrap:wrap;gap:14px;margin-top:6px;}
.doc-cta a {text-decoration:none;}
.doc-wrap {grid-template-columns:1fr;gap:24px;padding:36px 0 56px;}
.doc-nav {position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;}
.doc-nav h4 {grid-column:1/-1;}
.doc-block {padding:22px 20px;border-radius:14px;}
.doc-hero {padding:52px 0 40px;}
.doc-nav {grid-template-columns:1fr;}
.doc-block h2 {font-size:1.12rem;}

/* --- 子页面追加 --- */
.sitemap-wrap {padding:8px 0 0}
.map-group {background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:26px 26px 20px;box-shadow:var(--shadow);height:100%}
.map-group h3 {font-size:1.12rem;margin:0 0 6px;display:flex;align-items:center;gap:10px;color:var(--text)}
.map-group h3 i {color:var(--brand);font-size:1rem}
.map-group .map-note {color:var(--muted);font-size:.86rem;margin:0 0 16px}
.map-list {list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.map-list li a {display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 14px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2);color:var(--text);text-decoration:none;font-size:.94rem;transition:.2s}
.map-list li a:hover {border-color:var(--brand);color:var(--brand);transform:translateX(3px)}
.map-list li a .lbl {display:flex;align-items:center;gap:10px}
.map-list li a .lbl i {color:var(--accent);font-size:.9rem}
.map-list li a .tag {font-size:.72rem;color:var(--muted);border:1px solid var(--line);padding:2px 8px;border-radius:999px;white-space:nowrap}
.map-list li a:hover .tag {color:var(--brand);border-color:var(--brand)}
.map-intro {color:var(--muted);font-size:.95rem;line-height:1.8;max-width:820px}
.map-tip {margin-top:34px;background:var(--panel-2);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:14px;padding:20px 22px;color:var(--muted);font-size:.92rem;line-height:1.8}
.map-tip strong {color:var(--text);font-weight:600}
.map-group {padding:20px 18px 16px}