/* roulang page: index */
*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#1a1f3d;
  --ink-2:#242c58;
  --ink-3:#2f3768;
  --gold:#ffb400;
  --gold-light:#ffd15c;
  --gold-deep:#d99400;
  --bg:#f4f5fa;
  --surface:#ffffff;
  --text:#171b2e;
  --muted:#5d6584;
  --line:#e4e7f1;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow:0 10px 28px rgba(26,31,61,.10);
  --shadow-lg:0 20px 50px rgba(26,31,61,.18);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:.2px;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
input{font:inherit}
::selection{background:rgba(255,180,0,.35)}

/* ---------- 布局骨架 ---------- */
.app-shell{display:flex;min-height:100vh;background:var(--bg)}
.content-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 32px}

/* ---------- 左侧导航 ---------- */
.side-nav{
  width:248px;flex:0 0 248px;
  position:sticky;top:0;height:100vh;
  background:linear-gradient(180deg,#1a1f3d 0%,#161a33 100%);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  gap:24px;overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
}
.side-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
  box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.brand-text{font-size:14.5px;font-weight:800;color:#fff;line-height:1.4;letter-spacing:.2px}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:40px;height:36px;border-radius:9px;padding:0 9px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
  display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;
  color:#c3cae4;font-size:14.5px;font-weight:600;
  transition:background .2s,color .2s,transform .2s;
}
.nav-link::before{
  content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
  background:rgba(255,255,255,.28);transition:background .2s,box-shadow .2s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{background:linear-gradient(90deg,rgba(255,180,0,.22),rgba(255,180,0,.04));color:#fff}
.nav-link.is-active::before{background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.nav-foot{
  margin-top:auto;padding:16px 14px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.nav-foot p{font-size:12.5px;color:#c3cae4;line-height:1.7}
.nav-foot .nav-foot-dim{color:#7e88ad;margin-top:4px}

/* ---------- 顶栏 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{
  max-width:1160px;margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.topbar-note{font-size:13px;color:var(--muted)}
.topbar-links{display:flex;gap:22px;font-size:13px;font-weight:700;color:var(--ink-2)}
.topbar-links a{transition:color .2s}
.topbar-links a:hover{color:var(--gold-deep)}
.topbar-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;background:#1a1f3d;color:#fff;padding:58px 0 54px}
.hero-media{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.4;z-index:-2}
.hero-scrim{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(18,22,44,.96) 0%,rgba(26,31,61,.86) 48%,rgba(26,31,61,.52) 100%);
}
.hero-inner{max-width:800px}
.hero-eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.16em;font-weight:700;
  color:var(--gold-light);padding:5px 14px;border-radius:999px;
  border:1px solid rgba(255,180,0,.42);background:rgba(255,180,0,.12);
}
.hero-title{font-size:clamp(27px,3.2vw,40px);margin-top:18px;color:#fff;line-height:1.26}
.hero-desc{margin-top:18px;font-size:15.5px;color:#cdd3e8;line-height:1.92}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-meta{
  margin-top:30px;display:flex;flex-wrap:wrap;gap:12px 34px;
  font-size:13.5px;color:#aeb6d4;
  border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
}
.hero-meta b{color:var(--gold-light);font-weight:700;margin-right:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:700;text-align:center;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{
  background:linear-gradient(135deg,#ffc536 0%,#ffb400 58%,#e69c00 100%);
  color:#2a2000;box-shadow:0 8px 22px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 8px 20px rgba(26,31,61,.24)}
.btn-dark:hover{background:var(--ink-2);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:#d8dcec}
.btn-line:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ---------- 板块基础 ---------- */
.section{padding:62px 0}
.section--tight{padding:26px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--ink{background:linear-gradient(160deg,#1a1f3d 0%,#202748 100%);color:#d3d9ee}
.section--ink .section-title{color:#fff}
.section--ink .section-sub{color:#aeb6d4}
.section--ink .section-kicker{color:var(--gold-light)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head--wide{max-width:920px}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
  color:var(--gold-deep);margin-bottom:10px;
}
.section-title{font-size:clamp(21px,2.3vw,29px)}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.88}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- 速查栏 ---------- */
.lookup-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 26px;box-shadow:var(--shadow-sm);
}
.lookup-text{flex:1 1 340px;min-width:0}
.lookup-title{font-size:18px;color:var(--ink)}
.lookup-sub{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.75}
.search-form{display:flex;gap:10px;flex:1 1 360px;min-width:0}
.search-input{
  flex:1 1 auto;min-width:0;padding:12px 16px;border-radius:10px;
  border:1px solid var(--line);background:#f6f7fc;color:var(--text);font-size:14.5px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.search-input::placeholder{color:#9aa1bc}
.search-input:focus{outline:none;background:#fff;border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.chip-row{margin-top:16px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.chip-label{font-size:13px;font-weight:700;color:var(--muted)}
.chip{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  background:#eef0f9;color:#4d5573;font-size:13px;font-weight:600;
  border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s;
}
.chip:hover{background:rgba(255,180,0,.18);color:var(--ink);border-color:rgba(255,180,0,.45);transform:translateY(-1px)}

/* ---------- 频道卡 ---------- */
.channel-card{
  position:relative;display:block;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.channel-card::after{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,#ffb400,#ffd15c);opacity:0;transition:opacity .2s;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d6dbea}
.channel-card:hover::after{opacity:1}
.channel-card:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:3px}
.channel-num{font-size:12.5px;font-weight:800;letter-spacing:.16em;color:var(--gold-deep)}
.channel-card h3{margin-top:10px;font-size:19px}
.channel-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}
.channel-more{margin-top:16px;display:inline-block;font-size:13.5px;font-weight:800;color:var(--gold-deep)}

/* ---------- 能力矩阵 ---------- */
.ability-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.ability-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#dbe0ef}
.ability-icon{
  width:44px;height:44px;border-radius:12px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,180,0,.16);color:var(--gold-deep);
}
.ability-item h3{font-size:16.5px}
.ability-item p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- 精选卡 ---------- */
.pick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#dbe0ef}
.pick-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#e9ecf6}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.pick-card:hover .pick-thumb img{transform:scale(1.05)}
.pick-badge{
  position:absolute;left:12px;top:12px;padding:4px 11px;border-radius:999px;
  background:rgba(26,31,61,.86);color:#ffd15c;font-size:12px;font-weight:700;letter-spacing:.04em;
  backdrop-filter:blur(4px);
}
.pick-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto}
.pick-body h3{font-size:17px}
.pick-body p{font-size:14px;color:var(--muted);line-height:1.8}
.pick-link{
  margin-top:auto;padding-top:10px;font-size:13.5px;font-weight:800;color:var(--gold-deep);
  display:inline-flex;align-items:center;gap:6px;
}
.pick-link:hover{color:var(--ink)}

/* ---------- CMS 列表 ---------- */
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#dbe0ef}
.post-card a:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:3px;border-radius:6px}
.post-title{font-size:16.5px;line-height:1.55;color:var(--ink);transition:color .2s}
.post-card:hover .post-title{color:var(--gold-deep)}
.post-excerpt{font-size:14px;color:var(--muted);line-height:1.8}
.post-meta{
  margin-top:auto;padding-top:10px;border-top:1px dashed #e7eaf4;
  display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12.5px;color:#8a91ad;
}
.post-meta span:first-child{color:var(--gold-deep);font-weight:700}
.empty-tip{
  padding:28px;border:1px dashed #d7dcea;border-radius:var(--radius);
  background:#fff;color:var(--muted);font-size:14.5px;text-align:center;
}

/* ---------- 资讯行 ---------- */
.news-row{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-row:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#dbe0ef}
.news-dot{
  flex:0 0 10px;width:10px;height:10px;border-radius:50%;margin-top:9px;
  background:linear-gradient(135deg,#ffc536,#ffb400);box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.news-body{min-width:0}
.news-body h3{font-size:15.5px;line-height:1.55}
.news-body p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.75}
.news-time{margin-top:8px;font-size:12.5px;color:#8a91ad}

/* ---------- 排行榜 ---------- */
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-row{
  display:flex;align-items:flex-start;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.rank-row:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#dbe0ef}
.rank-no{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:#eef0f9;color:#495071;font-weight:800;font-size:14px;
}
.rank-row:nth-child(1) .rank-no,
.rank-row:nth-child(2) .rank-no,
.rank-row:nth-child(3) .rank-no{
  background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
  box-shadow:0 6px 14px rgba(255,180,0,.3);
}
.rank-body{min-width:0}
.rank-body h3{font-size:15.5px;line-height:1.55}
.rank-body p{margin-top:5px;font-size:13.5px;color:var(--muted);line-height:1.75}
.rank-tag{
  display:inline-block;margin-top:8px;padding:3px 10px;border-radius:999px;
  background:rgba(26,31,61,.06);color:var(--ink-2);font-size:12px;font-weight:700;
}

/* ---------- 资源中心 ---------- */
.res-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.res-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#dbe0ef}
.res-tag{
  align-self:flex-start;padding:3px 11px;border-radius:999px;
  background:rgba(255,180,0,.16);color:var(--gold-deep);font-size:12px;font-weight:800;
}
.res-card h3{font-size:16.5px}
.res-card p{font-size:14px;color:var(--muted);line-height:1.8}
.res-link{margin-top:auto;padding-top:8px;font-size:13.5px;font-weight:800;color:var(--gold-deep)}
.res-link:hover{color:var(--ink)}

/* ---------- 里程碑 ---------- */
.milestone-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.milestone{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px 22px;box-shadow:var(--shadow-sm);
}
.milestone::before{
  content:"";position:absolute;left:20px;right:20px;top:0;height:3px;border-radius:0 0 3px 3px;
  background:linear-gradient(90deg,#ffb400,#ffd15c);
}
.milestone-step{font-size:12.5px;font-weight:800;letter-spacing:.16em;color:var(--gold-deep)}
.milestone h3{margin-top:8px;font-size:16px}
.milestone p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.8}

/* ---------- 口碑 ---------- */
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:14px;
}
.voice-quote{font-size:14.5px;color:#3b4362;line-height:1.9}
.voice-person{display:flex;align-items:center;gap:12px;margin-top:auto}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#2f3768,#1a1f3d);color:#ffd15c;font-weight:800;font-size:14px;
}
.voice-name{font-size:14px;font-weight:800;color:var(--ink)}
.voice-role{font-size:12.5px;color:#8a91ad}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2px 22px;transition:box-shadow .2s,border-color .2s;
}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:#dbe0ef}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:15.5px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--gold-deep);font-weight:800;
  transition:transform .2s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px}
.faq-item p{padding-bottom:18px;font-size:14.5px;color:var(--muted);line-height:1.88}

/* ---------- 快捷入口 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.entry-item{
  display:flex;flex-direction:column;gap:6px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s,background .2s;
}
.entry-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5);background:#fffdf6}
.entry-item strong{font-size:15.5px;color:var(--ink)}
.entry-item span{font-size:13px;color:var(--muted);line-height:1.7}

/* ---------- 收口 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#1a1f3d 0%,#272f5e 55%,#1a1f3d 100%);
  color:#fff;border-radius:var(--radius-lg);
  padding:46px 42px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:28px;box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.36),transparent 66%);
}
.cta-copy{position:relative;max-width:620px}
.cta-copy h2{color:#fff;font-size:clamp(20px,2.2vw,27px)}
.cta-copy p{margin-top:12px;font-size:14.5px;color:#c3cae4;line-height:1.9}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:#12162e;color:#9aa2c0;padding:50px 0 26px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px}
.footer-brand span{font-size:14.5px;font-weight:800;color:#fff}
.footer-desc{font-size:13.5px;line-height:1.85;color:#8891b2}
.footer-title{font-size:13.5px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:#9aa2c0;transition:color .2s,transform .2s}
.footer-links a:hover{color:#ffd15c;transform:translateX(2px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-note{font-size:13.5px;line-height:1.85;color:#8891b2}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:#6e779a;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .app-shell{display:block}
  .side-nav{
    position:sticky;top:0;z-index:60;
    width:100%;height:auto;flex:none;
    flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;
    padding:12px 18px;gap:0;overflow:visible;
    border-right:0;border-bottom:1px solid rgba(255,255,255,.1);
    box-shadow:0 8px 24px rgba(10,13,28,.28);
  }
  .side-head{width:100%;display:flex;align-items:center;justify-content:space-between}
  .nav-toggle{display:flex}
  .nav-list{display:none;width:100%;flex-direction:column;gap:4px;padding-top:12px;margin-top:12px;border-top:1px solid rgba(255,255,255,.12)}
  .side-nav.is-open .nav-list{display:flex}
  .nav-foot{display:none}
  .topbar{position:static}
  .topbar-inner{padding:11px 22px}
  .container{padding:0 22px}
  .grid-4,.grid-3,.milestone-grid,.entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px 28px}
}
@media (max-width:768px){
  .section{padding:44px 0}
  .section--tight{padding:20px 0}
  .hero{padding:40px 0 38px}
  .hero-desc{font-size:14.5px;line-height:1.9}
  .hero-meta{gap:10px 22px;font-size:12.5px}
  .topbar-inner{flex-wrap:wrap;gap:8px}
  .topbar-note{font-size:12.5px}
  .topbar-links{gap:14px;font-size:12.5px}
  .container{padding:0 18px}
  .grid-2,.grid-3,.grid-4,.milestone-grid,.entry-grid{grid-template-columns:1fr}
  .lookup-bar{padding:20px}
  .search-form{flex:1 1 100%}
  .cta-band{padding:32px 22px;border-radius:14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{margin-top:48px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .search-form{flex-direction:column}
  .search-form .btn{width:100%}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .brand-text{font-size:13.5px}
  .post-card,.news-row,.rank-row{padding:16px}
}

/* roulang page: article */
:root{
  --ink:#1a1f3d;
  --ink-2:#242c58;
  --ink-3:#2f3768;
  --gold:#ffb400;
  --gold-light:#ffd15c;
  --gold-deep:#d99400;
  --bg:#f4f5fa;
  --surface:#ffffff;
  --text:#171b2e;
  --muted:#5d6584;
  --line:#e4e7f1;
  --radius-sm:8px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow:0 10px 28px rgba(26,31,61,.10);
  --shadow-lg:0 20px 50px rgba(26,31,61,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 32px}

/* ---------- 整体骨架：左侧竖向导航 ---------- */
.app-shell{display:flex;align-items:stretch;min-height:100vh}
.content-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.main{flex:1 1 auto}

/* ---------- 左侧导航 ---------- */
.side-nav{
  width:248px;flex:0 0 248px;
  position:sticky;top:0;height:100vh;
  background:linear-gradient(180deg,#1a1f3d 0%,#161a33 100%);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  gap:24px;overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
  z-index:60;
}
.nav-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
  box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.brand-text{font-size:14.5px;font-weight:800;color:#fff;line-height:1.4;letter-spacing:.2px}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:40px;height:36px;border-radius:9px;padding:0 9px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}
.nav-toggle:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
  display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;
  color:#c3cae4;font-size:14.5px;font-weight:600;
  transition:background .2s,color .2s,transform .2s;
}
.nav-link::before{
  content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
  background:rgba(255,255,255,.28);transition:background .2s,box-shadow .2s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{background:linear-gradient(90deg,rgba(255,180,0,.22),rgba(255,180,0,.04));color:#fff}
.nav-link.is-active::before{background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.nav-foot{
  margin-top:auto;padding:16px 14px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.nav-foot p{font-size:12.5px;color:#c3cae4;line-height:1.7}
.nav-foot .nav-foot-dim{color:#7e88ad;margin-top:6px}

/* ---------- 顶栏 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{
  max-width:1160px;margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.topbar-note{font-size:13px;color:var(--muted)}
.topbar-links{display:flex;gap:22px;font-size:13px;font-weight:700;color:var(--ink-2);flex-wrap:wrap}
.topbar-links a{transition:color .2s}
.topbar-links a:hover{color:var(--gold-deep)}
.topbar-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:700;text-align:center;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{
  background:linear-gradient(135deg,#ffc536 0%,#ffb400 58%,#e69c00 100%);
  color:#2a2000;box-shadow:0 8px 22px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:#d8dcec}
.btn-line:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ---------- 板块 ---------- */
.section{padding:62px 0}
.section--tight{padding:30px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--ink{background:linear-gradient(160deg,#1a1f3d 0%,#202748 100%);color:#d3d9ee}
.section--ink .section-title{color:#fff}
.section--ink .section-sub{color:#aeb6d4}
.section--ink .section-kicker{color:var(--gold-light)}
.section-head{max-width:760px;margin-bottom:34px}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
  color:var(--gold-deep);margin-bottom:10px;
}
.section-title{font-size:clamp(21px,2.3vw,29px);line-height:1.35;color:var(--ink)}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.88}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}

/* ---------- 文章头部 ---------- */
.article-wrap{padding:30px 0 8px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumbs a{transition:color .2s}
.crumbs a:hover{color:var(--gold-deep)}
.crumbs span.sep{color:#c2c8dc}
.crumbs .current{color:var(--ink-2);font-weight:600}
.article-head{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px 34px;box-shadow:var(--shadow-sm);margin-top:16px;
}
.article-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--gold-deep);
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.28);
  padding:4px 12px;border-radius:999px;letter-spacing:.02em;
}
.tag--plain{color:var(--ink-2);background:#eef1fa;border-color:#dde2f2}
.article-title{
  font-size:clamp(23px,2.8vw,33px);line-height:1.34;color:var(--ink);
  margin-top:16px;letter-spacing:-.2px;
}
.article-lead{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.92}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:20px;
  padding-top:18px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--muted);
}
.article-meta b{color:var(--ink);font-weight:700}
.article-cover{margin-top:22px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:#fff}
.article-cover img{width:100%;height:320px;object-fit:cover}
.article-cover figcaption{
  padding:12px 20px;font-size:13px;color:var(--muted);
  border-top:1px solid var(--line);background:#fbfcff;
}

/* ---------- 正文 ---------- */
.prose-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px;box-shadow:var(--shadow-sm);margin-top:24px;
}
.prose{font-size:16.2px;line-height:1.95;color:#252b45;word-break:break-word}
.prose > * + *{margin-top:16px}
.prose h2{
  font-size:22px;line-height:1.45;color:var(--ink);margin-top:32px;
  padding-left:14px;border-left:4px solid var(--gold);
}
.prose h3{font-size:18px;line-height:1.5;color:var(--ink-2);margin-top:26px}
.prose h4{font-size:16px;color:var(--ink-3);margin-top:20px}
.prose p{color:#333a58}
.prose ul,.prose ol{padding-left:22px}
.prose ul li{list-style:disc;margin-top:8px}
.prose ol li{list-style:decimal;margin-top:8px}
.prose li::marker{color:var(--gold-deep)}
.prose img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow-sm)}
.prose a{color:var(--gold-deep);font-weight:600;border-bottom:1px solid rgba(255,180,0,.45);transition:color .2s,border-color .2s}
.prose a:hover{color:#b88600;border-color:#b88600}
.prose strong{color:var(--ink);font-weight:800}
.prose blockquote{
  margin:22px 0;padding:16px 20px;background:#fff8e6;
  border-left:4px solid var(--gold);border-radius:0 var(--radius) var(--radius) 0;
  color:#6a5417;font-size:15px;
}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px;margin:20px 0;overflow:hidden;border-radius:var(--radius)}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.prose th{background:#f7f8fd;color:var(--ink-2);font-weight:700}
.prose hr{border:0;border-top:1px dashed var(--line);margin:26px 0}
.notice-empty{
  text-align:center;padding:46px 20px;border:1px dashed #d9dfef;border-radius:var(--radius);
  background:#fbfcff;
}
.notice-empty h2{font-size:20px;color:var(--ink);border-left:0;padding-left:0;margin-top:0}
.notice-empty p{margin-top:10px;color:var(--muted);font-size:14.5px}
.notice-empty .btn{margin-top:20px}

/* ---------- 卡片 ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d5dbef}
.card-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;
  background:rgba(255,180,0,.14);color:var(--gold-deep);
  font-weight:800;font-size:14px;
}
.card-title{font-size:17px;font-weight:800;color:var(--ink);margin-top:16px}
.card-text{margin-top:9px;font-size:14.5px;line-height:1.88;color:var(--muted)}
.card-text b{color:var(--ink-2)}

/* ---------- 参数表 ---------- */
.table-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.table-scroll{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:14.5px;min-width:660px}
.data th{
  background:#f7f8fd;color:var(--ink-2);text-align:left;
  padding:14px 20px;font-size:13.5px;letter-spacing:.04em;font-weight:800;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.data td{padding:14px 20px;border-bottom:1px solid var(--line);color:#3a4160;vertical-align:top}
.data tbody tr:last-child td{border-bottom:0}
.data tbody tr{transition:background .18s}
.data tbody tr:hover{background:#fffaf0}
.data .cell-key{color:var(--ink);font-weight:700}

/* ---------- 进阶清单 ---------- */
.steps{display:grid;gap:16px}
.step{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateX(3px);box-shadow:var(--shadow)}
.step-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
  font-weight:800;font-size:14px;box-shadow:0 6px 14px rgba(255,180,0,.28);
}
.step-body h3{font-size:16.5px;color:var(--ink);font-weight:800}
.step-body p{margin-top:6px;font-size:14.5px;line-height:1.9;color:var(--muted)}
.step-body b{color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px;box-shadow:var(--shadow-sm);transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-weight:700;color:var(--ink);font-size:15.5px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  width:26px;height:26px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,180,0,.14);color:var(--gold-deep);font-weight:800;font-size:16px;
  transition:background .2s,color .2s;
}
.faq-item[open] summary::after{content:"−";background:var(--gold);color:#2a2000}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px}
.faq-body{margin-top:12px;font-size:14.5px;line-height:1.92;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}
.faq-body b{color:var(--ink-2)}

/* ---------- 收口行动区 ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:#1a1f3d;color:#fff;padding:42px 40px;
  display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;
  box-shadow:var(--shadow-lg);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/2b759953472cd0f7.webp') center/cover no-repeat;
  opacity:.22;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,22,44,.94) 0%,rgba(26,31,61,.74) 60%,rgba(26,31,61,.40) 100%);
}
.cta-content{position:relative;z-index:1;max-width:620px}
.cta-content h2{font-size:clamp(20px,2.3vw,27px);line-height:1.4;color:#fff}
.cta-content p{margin-top:12px;font-size:14.5px;line-height:1.9;color:#c8cfe8}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:#151935;color:#c3cae4;padding:48px 0 24px;margin-top:0;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:15px}
.footer-desc{margin-top:14px;font-size:13px;line-height:1.9;color:#98a1c4;max-width:320px}
.footer-title{color:#fff;font-weight:800;font-size:14px;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:9px;font-size:13.5px;color:#a9b2d4}
.footer-links a{transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--gold-light);transform:translateX(2px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-note{font-size:13px;line-height:1.9;color:#98a1c4}
.footer-bottom{
  margin-top:34px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:#7e88ad;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .app-shell{flex-direction:column}
  .side-nav{
    width:100%;flex:none;height:auto;position:relative;top:0;
    padding:14px 18px 16px;gap:14px;border-right:0;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-toggle{display:flex}
  .nav-list{display:none;flex-direction:column;gap:4px}
  .nav-list.is-open{display:flex}
  .nav-foot{display:none}
  .topbar{position:relative}
  .topbar-inner{padding:12px 22px}
  .container{padding:0 22px}
  .section{padding:48px 0}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-head{padding:26px 24px}
  .prose-card{padding:26px 24px}
  .article-cover img{height:260px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .cta-panel{padding:32px 26px}
}
@media (max-width:768px){
  .article-title{font-size:23px}
  .prose{font-size:15.6px}
  .prose h2{font-size:19.5px}
  .prose h3{font-size:17px}
  .article-cover img{height:210px}
  .step{padding:18px}
  .card{padding:20px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .topbar-inner{padding:10px 16px}
  .topbar-links{gap:14px;font-size:12.5px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .section{padding:38px 0}
  .article-head{padding:20px 18px}
  .prose-card{padding:20px 18px}
  .article-cover img{height:170px}
  .article-meta{gap:8px 16px;font-size:12.5px}
  .step{flex-direction:column;gap:10px}
  .cta-panel{padding:26px 20px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-2:#242c58;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd15c;
 --gold-deep:#d99400;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#171b2e;
 --muted:#5d6584;
 --line:#e4e7f1;
 --radius-sm:8px;
 --radius:12px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 10px 28px rgba(26,31,61,.10);
 --shadow-lg:0 20px 50px rgba(26,31,61,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:transparent;color:inherit}
.container{width:100%;max-width:1120px;margin:0 auto;padding:0 32px}
.layout{display:flex;align-items:flex-start;min-height:100vh}
.main-col{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}

/* ---------- 左侧竖向导航 ---------- */
.side-nav{
 width:248px;flex:0 0 248px;
 position:sticky;top:0;height:100vh;
 background:linear-gradient(180deg,#1a1f3d 0%,#161a33 100%);
 display:flex;flex-direction:column;
 padding:26px 18px 22px;gap:24px;
 overflow-y:auto;
 border-right:1px solid rgba(255,255,255,.06);
 z-index:50;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:11px;
 display:flex;align-items:center;justify-content:center;
 background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
 box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.brand-text{font-size:14.5px;font-weight:800;color:#fff;line-height:1.4;letter-spacing:.2px}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:4px;
 width:40px;height:36px;border-radius:9px;padding:0 9px;
 background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 padding:11px 14px;border-radius:10px;
 color:#c3cae4;font-size:14.5px;font-weight:600;
 transition:background .2s,color .2s,transform .2s;
}
.nav-link::before{
 content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
 background:rgba(255,255,255,.28);transition:background .2s,box-shadow .2s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{background:linear-gradient(90deg,rgba(255,180,0,.22),rgba(255,180,0,.04));color:#fff}
.nav-link.is-active::before{background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.nav-foot{
 margin-top:auto;padding:16px 14px;border-radius:12px;
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.nav-foot p{font-size:12.5px;color:#c3cae4;line-height:1.7}
.nav-foot .nav-foot-dim{color:#7e88ad;margin-top:4px}

/* ---------- 顶栏 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{
 max-width:1120px;margin:0 auto;padding:12px 32px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.topbar-note{font-size:13px;color:var(--muted)}
.topbar-links{display:flex;gap:22px;font-size:13px;font-weight:700;color:var(--ink-2)}
.topbar-links a{transition:color .2s}
.topbar-links a:hover{color:var(--gold-deep)}
.topbar-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;background:#1a1f3d;color:#fff;padding:64px 0 56px}
.hero-media{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.38;z-index:-2}
.hero-scrim{
 position:absolute;inset:0;z-index:-1;
 background:linear-gradient(100deg,rgba(18,22,44,.96) 0%,rgba(26,31,61,.88) 46%,rgba(26,31,61,.55) 100%);
}
.hero-inner{max-width:820px}
.hero-eyebrow{
 display:inline-block;font-size:12.5px;letter-spacing:.16em;font-weight:700;
 color:var(--gold-light);padding:5px 14px;border-radius:999px;
 border:1px solid rgba(255,180,0,.42);background:rgba(255,180,0,.12);
}
.hero-title{font-size:clamp(26px,3.1vw,38px);margin-top:18px;color:#fff;line-height:1.3;font-weight:800}
.hero-desc{margin-top:18px;font-size:15.5px;color:#cdd3e8;line-height:1.92}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px}
.hero-badge{
 padding:9px 16px;border-radius:10px;font-size:13px;color:#c8cfe8;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
}
.hero-badge b{color:var(--gold-light);font-size:16px;font-weight:800;margin-right:6px}

/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:10px;border:1px solid transparent;
 font-size:15px;font-weight:700;text-align:center;
 transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{
 background:linear-gradient(135deg,#ffc536 0%,#ffb400 58%,#e69c00 100%);
 color:#2a2000;box-shadow:0 8px 22px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:#d8dcec}
.btn-line:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ---------- 板块 ---------- */
.section{padding:64px 0}
.section--tight{padding:34px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--ink{background:linear-gradient(160deg,#1a1f3d 0%,#202748 100%);color:#d3d9ee}
.section--ink .section-title{color:#fff}
.section--ink .section-sub{color:#aeb6d4}
.section--ink .section-kicker{color:var(--gold-light)}
.section-head{max-width:720px;margin-bottom:34px}
.section-kicker{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
 color:var(--gold-deep);margin-bottom:10px;
}
.section-title{font-size:clamp(21px,2.3vw,28px);font-weight:800;line-height:1.4}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.9}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:320px minmax(0,1fr);gap:38px;align-items:start}
.split-head{position:sticky;top:96px}

/* ---------- 卡片 ---------- */
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d6dbee}
.card-num{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:9px;
 background:rgba(255,180,0,.14);color:var(--gold-deep);
 font-size:13px;font-weight:800;letter-spacing:.04em;
 border:1px solid rgba(255,180,0,.3);
}
.card h3{margin-top:14px;font-size:17px;font-weight:800;color:var(--ink);line-height:1.5}
.card p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.85}
.tag{
 display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
 background:rgba(255,180,0,.12);color:var(--gold-deep);
 font-size:12px;font-weight:700;border:1px solid rgba(255,180,0,.28);
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ---------- 数据条 ---------- */
.stat{
 border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);
 border-radius:var(--radius);padding:22px 20px;
 transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.stat:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.4);transform:translateY(-2px)}
.stat-label{font-size:12.5px;letter-spacing:.1em;color:#9fa8c9;font-weight:700}
.stat-value{margin-top:8px;font-size:23px;font-weight:800;color:var(--gold-light);line-height:1.3}
.stat-note{margin-top:10px;font-size:13.5px;color:#b7bfd9;line-height:1.8}

/* ---------- 流程时间线 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:flow}
.flow-item{
 position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px 22px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d6dbee}
.flow-step{
 display:inline-flex;align-items:center;justify-content:center;
 font-size:12px;font-weight:800;letter-spacing:.14em;
 color:var(--gold-deep);background:rgba(255,180,0,.13);
 border:1px solid rgba(255,180,0,.3);border-radius:999px;padding:4px 12px;
}
.flow-item h3{margin-top:14px;font-size:16.5px;font-weight:800;color:var(--ink)}
.flow-item p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.85}

/* ---------- 误区对比 ---------- */
.compare{display:grid;gap:14px}
.compare-row{
 display:grid;grid-template-columns:1fr 1.35fr;gap:0;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:box-shadow .2s ease,border-color .2s ease;
}
.compare-row:hover{box-shadow:var(--shadow);border-color:#d6dbee}
.compare-mis{padding:20px 22px;background:#f7f8fd;border-right:1px solid var(--line)}
.compare-mis span{font-size:12px;font-weight:800;letter-spacing:.1em;color:#8b93b3}
.compare-mis p{margin-top:8px;font-size:15px;font-weight:700;color:var(--ink-2);line-height:1.7}
.compare-fix{padding:20px 22px}
.compare-fix span{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--gold-deep)}
.compare-fix p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.85}

/* ---------- 图文 ---------- */
.figure-block{
 display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
 gap:36px;align-items:center;
}
.figure-img{
 border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
 border:1px solid var(--line);background:#e9ecf6;
}
.figure-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.check-list{display:grid;gap:12px;margin-top:20px}
.check-list li{
 display:flex;gap:12px;font-size:14.5px;color:var(--muted);line-height:1.85;
 padding:12px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 box-shadow:var(--shadow-sm);
}
.check-list li b{color:var(--ink);font-weight:800;flex:0 0 auto}

/* ---------- 速查清单 ---------- */
.sheet{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:30px 32px;box-shadow:var(--shadow-sm);
}
.sheet-list{display:grid;gap:0}
.sheet-list li{
 display:flex;align-items:flex-start;gap:14px;
 padding:15px 0;border-bottom:1px dashed var(--line);
 font-size:14.8px;color:var(--text);line-height:1.8;
}
.sheet-list li:last-child{border-bottom:0;padding-bottom:0}
.sheet-list li:first-child{padding-top:0}
.sheet-dot{
 flex:0 0 22px;width:22px;height:22px;border-radius:50%;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.36);
 color:var(--gold-deep);font-size:11.5px;font-weight:800;
 display:flex;align-items:center;justify-content:center;margin-top:3px;
}

/* ---------- FAQ ---------- */
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:2px 22px;box-shadow:var(--shadow-sm);margin-bottom:12px;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#d6dbee;box-shadow:var(--shadow)}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 padding:17px 0;font-weight:800;color:var(--ink);font-size:15.5px;
 cursor:pointer;list-style:none;line-height:1.7;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";color:var(--gold-deep);font-size:20px;font-weight:700;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:4px}
.faq-item p{padding:0 0 20px;color:var(--muted);font-size:14.5px;line-height:1.95}

/* ---------- 收口 CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;isolation:isolate;
 background:linear-gradient(120deg,#1a1f3d 0%,#262e5c 60%,#1a1f3d 100%);
 color:#fff;border-radius:var(--radius-lg);
 padding:48px 44px;box-shadow:var(--shadow-lg);
}
.cta-band::after{
 content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;
 border-radius:50%;background:radial-gradient(circle,rgba(255,180,0,.28),transparent 68%);
 z-index:-1;
}
.cta-band h2{font-size:clamp(20px,2.2vw,27px);font-weight:800;line-height:1.42}
.cta-band p{margin-top:14px;color:#c8cfe8;font-size:15px;line-height:1.9;max-width:680px}
.cta-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:#151a33;color:#c3cae4;padding:54px 0 24px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.4fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:15px}
.footer-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px}
.footer-desc{margin-top:14px;font-size:13.5px;color:#9aa3c2;line-height:1.9;max-width:340px}
.footer-title{font-size:13px;font-weight:800;letter-spacing:.1em;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.5px;color:#a8b0cd;transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--gold-light);transform:translateX(2px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-note{font-size:13px;color:#8e97b8;line-height:1.9}
.footer-bottom{
 margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
 display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
 font-size:12.5px;color:#7e88ad;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
 .split{grid-template-columns:1fr;gap:24px}
 .split-head{position:static}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1024px){
 .layout{flex-direction:column}
 .side-nav{
  position:sticky;top:0;width:100%;height:auto;flex:none;
  flex-direction:row;align-items:center;justify-content:space-between;
  padding:12px 20px;gap:12px;overflow:visible;
  border-right:0;border-bottom:1px solid rgba(255,255,255,.1);
 }
 .nav-toggle{display:flex}
 .nav-list{
  position:absolute;top:100%;left:0;right:0;
  background:#161a33;padding:12px 20px 18px;
  border-bottom:1px solid rgba(255,255,255,.1);
  box-shadow:0 18px 34px rgba(10,13,28,.4);
  display:none;
 }
 .nav-list.is-open{display:flex}
 .nav-foot{display:none}
 .topbar{position:static}
 .split-head{top:auto}
}
@media (max-width:900px){
 .figure-block{grid-template-columns:1fr;gap:24px}
 .compare-row{grid-template-columns:1fr}
 .compare-mis{border-right:0;border-bottom:1px solid var(--line)}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
 .container{padding:0 20px}
 .topbar-inner{padding:10px 20px}
 .topbar-note{display:none}
 .hero{padding:46px 0 42px}
 .hero-desc{font-size:14.8px}
 .section{padding:48px 0}
 .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
 .flow{grid-template-columns:1fr}
 .cta-band{padding:34px 24px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .sheet{padding:24px 20px}
}
@media (max-width:520px){
 .hero-title{font-size:23px}
 .hero-actions .btn{width:100%}
 .hero-badge{font-size:12.5px;padding:8px 12px}
 .card{padding:20px}
 .faq-item{padding:2px 16px}
 .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-2:#242c58;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd15c;
 --gold-deep:#d99400;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#171b2e;
 --muted:#5d6584;
 --line:#e4e7f1;
 --radius-sm:8px;
 --radius:12px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 10px 28px rgba(26,31,61,.10);
 --shadow-lg:0 20px 50px rgba(26,31,61,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 32px}

/* ---------- 页面骨架：左侧竖导航 + 右侧内容 ---------- */
.app-shell{display:flex;min-height:100vh;align-items:stretch}
.main-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}

/* ---------- 左侧导航 ---------- */
.side-nav{
 width:248px;flex:0 0 248px;
 position:sticky;top:0;height:100vh;
 background:linear-gradient(180deg,#1a1f3d 0%,#161a33 100%);
 display:flex;flex-direction:column;
 padding:26px 18px 22px;
 gap:24px;overflow-y:auto;
 border-right:1px solid rgba(255,255,255,.06);
 z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:11px;
 display:flex;align-items:center;justify-content:center;
 background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
 box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.brand-text{font-size:14.5px;font-weight:800;color:#fff;line-height:1.4;letter-spacing:.2px}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:4px;
 width:40px;height:36px;border-radius:9px;padding:0 9px;
 background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.nav-toggle:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 padding:11px 14px;border-radius:10px;
 color:#c3cae4;font-size:14.5px;font-weight:600;
 transition:background .2s,color .2s,transform .2s;
}
.nav-link::before{
 content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
 background:rgba(255,255,255,.28);transition:background .2s,box-shadow .2s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{background:linear-gradient(90deg,rgba(255,180,0,.22),rgba(255,180,0,.04));color:#fff}
.nav-link.is-active::before{background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.nav-foot{
 margin-top:auto;padding:16px 14px;border-radius:12px;
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.nav-foot p{font-size:12.5px;color:#c3cae4;line-height:1.7}
.nav-foot .nav-foot-dim{color:#7e88ad;margin-top:4px}

/* ---------- 顶栏 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{
 max-width:1160px;margin:0 auto;padding:12px 32px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.topbar-note{font-size:13px;color:var(--muted)}
.topbar-links{display:flex;gap:22px;font-size:13px;font-weight:700;color:var(--ink-2)}
.topbar-links a{transition:color .2s}
.topbar-links a:hover{color:var(--gold-deep)}
.topbar-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ---------- Hero：杂志分栏 ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;background:#1a1f3d;color:#fff;padding:54px 0 56px}
.hero-media{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.38;z-index:-2}
.hero-scrim{
 position:absolute;inset:0;z-index:-1;
 background:linear-gradient(104deg,rgba(18,22,44,.97) 0%,rgba(26,31,61,.9) 46%,rgba(26,31,61,.58) 100%);
}
.hero-split{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(0,.86fr);gap:44px;align-items:start}
.hero-eyebrow{
 display:inline-block;font-size:12.5px;letter-spacing:.16em;font-weight:700;
 color:var(--gold-light);padding:5px 14px;border-radius:999px;
 border:1px solid rgba(255,180,0,.42);background:rgba(255,180,0,.12);
}
.hero-title{font-size:clamp(26px,3vw,38px);margin-top:18px;color:#fff;line-height:1.3;font-weight:800}
.hero-title em{font-style:normal;color:var(--gold-light)}
.hero-desc{margin-top:18px;font-size:15.5px;color:#cdd3e8;line-height:1.92;max-width:640px}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-meta{
 margin-top:30px;display:flex;flex-wrap:wrap;gap:12px 34px;
 font-size:13.5px;color:#aeb6d4;
 border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
}
.hero-meta b{color:var(--gold-light);font-weight:700;margin-right:6px}
.hero-pick{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);
}
.hero-pick-img{height:172px;background-size:cover;background-position:center;position:relative}
.hero-pick-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,24,48,.05),rgba(20,24,48,.55))}
.hero-pick-body{padding:20px 22px 24px}
.hero-pick-tag{
 display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.1em;
 color:#2a2000;background:linear-gradient(135deg,#ffc536,#ffb400);
 border-radius:999px;padding:3px 11px;
}
.hero-pick-title{color:#fff;font-size:17px;font-weight:800;margin:12px 0 12px;line-height:1.55}
.pick-list{display:grid;gap:10px}
.pick-list li{display:flex;gap:10px;font-size:14px;color:#c9d0e8;line-height:1.7}
.pick-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);flex:0 0 6px;margin-top:9px}

/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:10px;border:1px solid transparent;
 font-size:15px;font-weight:700;text-align:center;
 transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{
 background:linear-gradient(135deg,#ffc536 0%,#ffb400 58%,#e69c00 100%);
 color:#2a2000;box-shadow:0 8px 22px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:#d8dcec}
.btn-line:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ---------- 板块基础 ---------- */
.section{padding:60px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:34px 0}
.section-head{max-width:780px;margin-bottom:34px}
.section-kicker{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
 color:var(--gold-deep);margin-bottom:10px;
}
.section-title{font-size:clamp(21px,2.3vw,28px);font-weight:800;color:var(--ink);line-height:1.4}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.9}

/* ---------- 网格与卡片 ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:24px;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d7dcee}
.card-title{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:10px;line-height:1.55}
.card-text{font-size:14.5px;color:var(--muted);line-height:1.85}
.card-index{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:10px;margin-bottom:14px;
 background:rgba(255,180,0,.14);color:var(--gold-deep);
 font-weight:800;font-size:14px;border:1px solid rgba(255,180,0,.28);
}
.tag{
 display:inline-block;font-size:12px;font-weight:700;color:var(--gold-deep);
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
 border-radius:999px;padding:3px 12px;
}

/* ---------- 数据条 ---------- */
.stat-strip{
 background:linear-gradient(135deg,#1a1f3d 0%,#242c58 100%);
 border-radius:var(--radius-lg);padding:28px 30px;
 display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
 color:#fff;box-shadow:var(--shadow);
}
.stat-num{font-size:26px;font-weight:800;color:var(--gold-light);line-height:1.3}
.stat-label{font-size:13px;color:#b7bfdc;margin-top:2px;line-height:1.6}

/* ---------- 场景卡 ---------- */
.scene-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease;
 display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.scene-thumb{height:158px;overflow:hidden}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.scene-card:hover .scene-thumb img{transform:scale(1.05)}
.scene-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.scene-title{font-size:16px;font-weight:800;color:var(--ink);line-height:1.55}
.scene-text{font-size:14px;color:var(--muted);line-height:1.85;flex:1 1 auto}

/* ---------- 流程 ---------- */
.flow{display:grid;gap:16px}
.flow-item{
 display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-item:hover{transform:translateX(3px);box-shadow:var(--shadow);border-color:#d7dcee}
.flow-num{
 width:48px;height:48px;border-radius:12px;
 background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
 font-weight:800;display:flex;align-items:center;justify-content:center;font-size:16px;
 box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.flow-title{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:6px}
.flow-text{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ---------- 差异对照 ---------- */
.compare-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px 24px;transition:transform .2s ease,box-shadow .2s ease}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.compare-title{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:14px}
.compare-row{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;padding:12px 0;border-top:1px dashed var(--line);font-size:14.5px;color:var(--muted);line-height:1.8}
.compare-key{font-size:12.5px;font-weight:800;color:var(--ink-2);letter-spacing:.04em}

/* ---------- 误区 ---------- */
.pitfall{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 20px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease;
}
.pitfall:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.pitfall-bad{display:flex;gap:9px;font-size:14.5px;color:#a83232;font-weight:700;line-height:1.8}
.pitfall-good{display:flex;gap:9px;font-size:14.5px;color:#1f6d47;line-height:1.8;margin-top:8px;padding-top:8px;border-top:1px dashed var(--line)}
.pitfall-bad::before{content:"×";font-weight:800;flex:0 0 auto}
.pitfall-good::before{content:"✓";font-weight:800;flex:0 0 auto}

/* ---------- 文章列表 ---------- */
.post-card{
 display:flex;flex-direction:column;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d7dcee}
.post-card:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:3px}
.post-title{font-size:16px;font-weight:800;color:var(--ink);margin:10px 0 8px;line-height:1.6}
.post-desc{
 font-size:14px;color:var(--muted);line-height:1.8;flex:1 1 auto;
 display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
 display:flex;justify-content:space-between;gap:12px;
 font-size:12.5px;color:#8a92ae;margin-top:16px;padding-top:12px;border-top:1px solid var(--line);
}
.empty-note{
 background:#fff;border:1px dashed #cfd5e6;border-radius:var(--radius);
 padding:26px;text-align:center;color:var(--muted);font-size:14.5px;
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 22px;
 font-weight:800;font-size:15.5px;color:var(--ink);
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 transition:background .2s,color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#fafbff;color:var(--ink-2)}
.faq-item summary:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:-3px}
.faq-item summary::after{content:"+";color:var(--gold-deep);font-size:20px;font-weight:800;line-height:1;flex:0 0 auto}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9}

/* ---------- CTA ---------- */
.cta-band{
 background:linear-gradient(120deg,#1a1f3d 0%,#2b3468 100%);
 border-radius:var(--radius-lg);padding:36px 38px;color:#fff;
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
 box-shadow:var(--shadow-lg);
}
.cta-title{font-size:clamp(19px,2vw,24px);font-weight:800;line-height:1.45;color:#fff}
.cta-text{margin-top:10px;font-size:14.5px;color:#c3cae4;line-height:1.85;max-width:620px}

/* ---------- 页脚 ---------- */
.site-footer{background:#141830;color:#c3cae4;padding:56px 0 0;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-desc{font-size:13.5px;color:#9aa3c2;line-height:1.9;max-width:330px}
.footer-title{font-size:13.5px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:14px}
.footer-links{display:grid;gap:9px;font-size:13.5px}
.footer-links a{color:#9aa3c2;transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--gold-light);transform:translateX(2px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-note{font-size:13px;color:#8b94b3;line-height:1.9}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
 margin-top:42px;padding:20px 0 26px;
 border-top:1px solid rgba(255,255,255,.08);
 font-size:12.5px;color:#7e88ad;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .app-shell{flex-direction:column}
 .side-nav{
  width:100%;flex:none;height:auto;position:sticky;top:0;
  flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;
  padding:12px 18px;gap:12px;overflow:visible;
  border-right:0;border-bottom:1px solid rgba(255,255,255,.08);
 }
 .nav-toggle{display:flex}
 .nav-list{display:none;width:100%;flex-direction:column;gap:6px;padding-top:6px}
 .side-nav.is-open .nav-list{display:flex}
 .nav-foot{display:none}
 .topbar{position:static}
 .hero-split{grid-template-columns:minmax(0,1fr);gap:32px}
 .hero{padding:44px 0 46px}
 .hero-pick{max-width:520px}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
 .container{padding:0 24px}
 .topbar-inner{padding:12px 24px}
}
@media (max-width:768px){
 .section{padding:44px 0}
 .grid-2,.grid-3,.grid-4{grid-template-columns:minmax(0,1fr)}
 .hero-title{font-size:26px}
 .hero-desc{font-size:15px}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));padding:22px}
 .stat-num{font-size:22px}
 .cta-band{padding:28px 24px}
 .flow-item{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px}
 .flow-num{width:40px;height:40px;border-radius:10px;font-size:14px}
 .compare-row{grid-template-columns:78px minmax(0,1fr)}
 .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
 .footer-desc{max-width:none}
 .topbar-links{gap:16px;font-size:12.5px}
 .topbar-note{display:none}
}
@media (max-width:520px){
 .container{padding:0 18px}
 .topbar-inner{padding:10px 18px}
 .brand-text{font-size:13.5px}
 .hero{padding:36px 0 40px}
 .hero-actions .btn{width:100%}
 .hero-meta{gap:10px 20px;font-size:12.5px}
 .hero-pick-img{height:148px}
 .stat-strip{grid-template-columns:minmax(0,1fr);padding:20px}
 .cta-band{flex-direction:column;align-items:flex-start}
 .cta-band .btn{width:100%}
 .footer-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#242c58;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd15c;
 --gold-deep:#d99400;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#171b2e;
 --muted:#5d6584;
 --line:#e4e7f1;
 --radius-sm:8px;
 --radius:12px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 10px 28px rgba(26,31,61,.10);
 --shadow-lg:0 20px 50px rgba(26,31,61,.18);
}
html{scroll-behavior:smooth}
.site-body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:1120px;margin:0 auto;padding:0 32px}
/* ---------- 整体两栏 ---------- */
.layout{display:flex;align-items:stretch;min-height:100vh}
.main-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
main{flex:1 0 auto}
/* ---------- 左侧导航 ---------- */
.side-nav{
 width:248px;flex:0 0 248px;
 position:sticky;top:0;height:100vh;
 background:linear-gradient(180deg,#1a1f3d 0%,#161a33 100%);
 display:flex;flex-direction:column;
 padding:26px 18px 22px;
 gap:24px;overflow-y:auto;
 border-right:1px solid rgba(255,255,255,.06);
 z-index:60;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:11px;
 display:flex;align-items:center;justify-content:center;
 background:linear-gradient(135deg,#ffc536,#ffb400);color:#2a2000;
 box-shadow:0 6px 16px rgba(255,180,0,.28);
}
.brand-text{font-size:14.5px;font-weight:800;color:#fff;line-height:1.4;letter-spacing:.2px}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;gap:4px;
 width:40px;height:36px;border-radius:9px;padding:0 9px;
 background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
 display:flex;align-items:center;gap:10px;
 padding:11px 14px;border-radius:10px;
 color:#c3cae4;font-size:14.5px;font-weight:600;
 transition:background .2s,color .2s,transform .2s;
}
.nav-link::before{
 content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;
 background:rgba(255,255,255,.28);transition:background .2s,box-shadow .2s;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{background:linear-gradient(90deg,rgba(255,180,0,.22),rgba(255,180,0,.04));color:#fff}
.nav-link.is-active::before{background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.nav-foot{
 margin-top:auto;padding:16px 14px;border-radius:12px;
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
}
.nav-foot p{font-size:12.5px;color:#c3cae4;line-height:1.7}
.nav-foot .nav-foot-dim{color:#7e88ad;margin-top:4px}
/* ---------- 顶栏 ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{
 max-width:1120px;margin:0 auto;padding:12px 32px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.topbar-note{font-size:13px;color:var(--muted)}
.topbar-links{display:flex;gap:22px;font-size:13px;font-weight:700;color:var(--ink-2);flex-wrap:wrap}
.topbar-links a{transition:color .2s}
.topbar-links a:hover{color:var(--gold-deep)}
.topbar-links a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;background:#1a1f3d;color:#fff;padding:56px 0 50px}
.hero-media{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42;z-index:-2}
.hero-scrim{
 position:absolute;inset:0;z-index:-1;
 background:linear-gradient(100deg,rgba(18,22,44,.96) 0%,rgba(26,31,61,.88) 46%,rgba(26,31,61,.55) 100%);
}
.hero-inner{max-width:830px}
.hero-eyebrow{
 display:inline-block;font-size:12.5px;letter-spacing:.16em;font-weight:700;
 color:var(--gold-light);padding:5px 14px;border-radius:999px;
 border:1px solid rgba(255,180,0,.42);background:rgba(255,180,0,.12);
}
.hero-title{font-size:clamp(27px,3.1vw,40px);margin-top:18px;color:#fff;line-height:1.28;font-weight:800;letter-spacing:.2px}
.hero-desc{margin-top:18px;font-size:15.5px;color:#cfd5e9;line-height:1.92;max-width:760px}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-tags{margin-top:26px;display:flex;flex-wrap:wrap;gap:9px}
.hero-tag{
 font-size:12.5px;font-weight:700;color:#dfe4f6;
 padding:6px 13px;border-radius:999px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
}
.hero-meta{
 margin-top:28px;display:flex;flex-wrap:wrap;gap:12px 34px;
 font-size:13.5px;color:#aeb6d4;
 border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
}
.hero-meta b{color:var(--gold-light);font-weight:700;margin-right:6px}
/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:10px;border:1px solid transparent;
 font-size:15px;font-weight:700;text-align:center;
 transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px}
.btn-gold{
 background:linear-gradient(135deg,#ffc536 0%,#ffb400 58%,#e69c00 100%);
 color:#2a2000;box-shadow:0 8px 22px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.17);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff;box-shadow:0 8px 20px rgba(26,31,61,.24)}
.btn-dark:hover{background:var(--ink-2);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:#d8dcec}
.btn-line:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
/* ---------- 板块基础 ---------- */
.section{padding:62px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--ink{background:linear-gradient(160deg,#1a1f3d 0%,#202748 100%);color:#d3d9ee}
.section--ink .section-title{color:#fff}
.section--ink .section-sub{color:#aeb6d4}
.section--ink .section-kicker{color:var(--gold-light)}
.section-head{max-width:780px;margin-bottom:36px}
.section-head--wide{max-width:940px}
.section-kicker{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
 color:var(--gold-deep);margin-bottom:10px;
}
.section-title{font-size:clamp(21px,2.3vw,29px);font-weight:800;line-height:1.4;color:var(--text)}
.section-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.9}
/* ---------- 网格 ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
/* ---------- 卡片通用 ---------- */
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d5daea}
.card-title{font-size:17px;font-weight:800;color:var(--ink);line-height:1.5}
.card-text{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.86}
.badge{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12px;font-weight:800;letter-spacing:.04em;
 padding:4px 11px;border-radius:999px;
 background:rgba(255,180,0,.14);color:var(--gold-deep);
 border:1px solid rgba(255,180,0,.3);
}
.badge-ink{background:rgba(26,31,61,.07);color:var(--ink-2);border-color:rgba(26,31,61,.12)}
.card-badge{margin-bottom:14px;display:flex}
/* ---------- 分栏 ---------- */
.split{display:grid;grid-template-columns:1.02fr 1fr;gap:40px;align-items:start}
.split-title{font-size:clamp(20px,2.1vw,26px);font-weight:800;line-height:1.45;color:var(--text)}
.split-text{margin-top:14px;font-size:15px;color:var(--muted);line-height:1.92}
.tip-box{
 margin-top:22px;padding:16px 18px;border-radius:var(--radius);
 background:rgba(255,180,0,.09);border:1px solid rgba(255,180,0,.28);
 font-size:14px;color:#7a5a00;line-height:1.85;font-weight:600;
}
/* ---------- 分数构成行 ---------- */
.score-list{display:flex;flex-direction:column;gap:12px}
.score-row{
 display:grid;grid-template-columns:104px 1fr;gap:16px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:16px 18px;box-shadow:var(--shadow-sm);
 transition:border-color .2s,transform .2s,box-shadow .2s;
}
.score-row:hover{border-color:rgba(255,180,0,.55);transform:translateX(3px);box-shadow:var(--shadow)}
.score-name{font-size:14px;font-weight:800;color:var(--ink)}
.score-name span{display:block;font-size:11.5px;font-weight:700;color:var(--gold-deep);letter-spacing:.1em}
.score-text{font-size:14px;color:var(--muted);line-height:1.8}
/* ---------- 倍率窗口 ---------- */
.window-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.window-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease;
}
.window-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.window-media{position:relative;height:186px;overflow:hidden}
.window-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.window-card:hover .window-media img{transform:scale(1.04)}
.window-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(26,31,61,0) 45%,rgba(26,31,61,.62) 100%);
}
.window-tag{
 position:absolute;left:16px;bottom:14px;z-index:2;
 font-size:12px;font-weight:800;letter-spacing:.05em;
 padding:4px 12px;border-radius:999px;
 background:rgba(255,180,0,.92);color:#2a2000;
}
.window-body{padding:20px 22px 24px}
.window-title{font-size:17px;font-weight:800;color:var(--ink)}
.window-text{margin-top:9px;font-size:14.5px;color:var(--muted);line-height:1.86}
/* ---------- 节奏流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:flowc}
.flow-step{
 position:relative;background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius);padding:22px 20px;
 transition:background .2s,transform .2s,border-color .2s;
}
.flow-step:hover{background:rgba(255,255,255,.11);transform:translateY(-3px);border-color:rgba(255,180,0,.5)}
.flow-num{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:10px;margin-bottom:14px;
 font-size:14px;font-weight:800;color:#2a2000;
 background:linear-gradient(135deg,#ffc536,#ffb400);
 box-shadow:0 6px 16px rgba(255,180,0,.3);
}
.flow-title{font-size:16px;font-weight:800;color:#fff}
.flow-text{margin-top:9px;font-size:14px;color:#b7bfdc;line-height:1.82}
/* ---------- 场地卡 ---------- */
.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.field-card{
 background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--gold);
 border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s;
}
.field-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.field-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.field-name{font-size:16.5px;font-weight:800;color:var(--ink)}
.field-text{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.86}
.field-meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.chip{
 font-size:12px;font-weight:700;color:var(--ink-2);
 padding:4px 11px;border-radius:999px;background:#f2f4fb;border:1px solid var(--line);
}
/* ---------- 陷阱列表 ---------- */
.trap-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 24px}
.trap-item{
 display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;
 padding:16px 18px;border-radius:var(--radius);
 background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
 transition:border-color .2s,transform .2s;
}
.trap-item:hover{border-color:rgba(26,31,61,.28);transform:translateX(3px)}
.trap-num{
 width:28px;height:28px;flex:0 0 28px;border-radius:8px;
 display:flex;align-items:center;justify-content:center;
 font-size:12.5px;font-weight:800;color:#fff;background:var(--ink-2);
}
.trap-title{font-size:15px;font-weight:800;color:var(--ink);line-height:1.55}
.trap-text{margin-top:5px;font-size:14px;color:var(--muted);line-height:1.8}
/* ---------- 练习阶段 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.plan-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 22px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.plan-stage{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--gold-deep)}
.plan-title{margin-top:8px;font-size:18px;font-weight:800;color:var(--ink)}
.plan-goal{margin-top:12px;font-size:14px;color:var(--ink-2);background:#f4f6fd;border-radius:var(--radius-sm);padding:10px 12px;line-height:1.75}
.plan-list{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.plan-list li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.8}
.plan-list li::before{
 content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.16);
}
/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:940px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15.5px;font-weight:800;color:var(--ink);
 transition:color .2s,background .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold-deep);background:#fdfbf5}
.faq-item summary:focus-visible{outline:3px solid rgba(255,180,0,.6);outline-offset:-3px}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);line-height:1;
}
.faq-item[open] summary::after{content:"–"}
.faq-answer{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.92}
/* ---------- 收口 CTA ---------- */
.cta-band{
 background:linear-gradient(120deg,#1a1f3d 0%,#262e58 62%,#2f3768 100%);
 border-radius:var(--radius-lg);padding:44px 44px;
 color:#d8ddf0;display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;
 box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.08);
}
.cta-title{font-size:clamp(20px,2.2vw,26px);font-weight:800;color:#fff;line-height:1.45}
.cta-text{margin-top:12px;font-size:14.5px;line-height:1.9;color:#b9c1dc;max-width:640px}
.cta-actions{display:flex;flex-direction:column;gap:12px;min-width:190px}
/* ---------- 页脚 ---------- */
.site-footer{background:#141830;color:#a9b1cd;padding:52px 0 26px;margin-top:0;border-top:1px solid rgba(255,255,255,.07)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:15px}
.footer-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px}
.footer-desc{margin-top:14px;font-size:13.5px;line-height:1.85;color:#8f98b8;max-width:340px}
.footer-title{font-size:13.5px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13.5px;color:#9aa3c2;transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--gold-light);transform:translateX(2px)}
.footer-links a:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:3px}
.footer-note{font-size:13.5px;line-height:1.85;color:#8f98b8}
.footer-bottom{
 margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.5px;color:#79839f;
}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .layout{flex-direction:column}
 .side-nav{
  position:sticky;top:0;height:auto;width:100%;flex:0 0 auto;
  flex-direction:row;align-items:center;gap:12px;
  padding:12px 18px;overflow:visible;border-right:none;
  border-bottom:1px solid rgba(255,255,255,.08);
 }
 .nav-toggle{display:flex;margin-left:auto}
 .nav-list{
  display:none;position:absolute;top:100%;left:0;right:0;
  background:#161a33;padding:12px 16px 16px;gap:4px;
  box-shadow:0 18px 34px rgba(6,9,22,.45);
 }
 .side-nav.is-open .nav-list{display:flex}
 .nav-foot{display:none}
 .split{grid-template-columns:1fr;gap:28px}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
 .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .cta-band{grid-template-columns:1fr;padding:34px 30px}
 .cta-actions{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:768px){
 .container{padding:0 20px}
 .topbar-inner{padding:10px 20px}
 .hero{padding:44px 0 40px}
 .section{padding:46px 0}
 .section-head{margin-bottom:26px}
 .grid-2,.grid-3,.grid-4,.window-grid,.field-grid,.plan-grid,.trap-list,.flow{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .score-row{grid-template-columns:1fr;gap:6px}
 .window-media{height:170px}
 .cta-band{padding:30px 24px;border-radius:var(--radius)}
}
@media (max-width:520px){
 .hero-title{font-size:25px}
 .hero-desc{font-size:14.5px}
 .hero-actions .btn{width:100%}
 .hero-meta{gap:8px 20px;font-size:12.5px}
 .card,.field-card,.plan-card,.trap-item{padding:18px}
 .faq-item summary{padding:15px 16px;font-size:14.5px}
 .faq-answer{padding:0 16px 16px}
 .btn{padding:11px 20px;font-size:14.5px}
 .footer-bottom{flex-direction:column;gap:8px}
 .brand-text{font-size:13px}
}