/* roulang page: index */
:root{
  --ink:#1F2A30;
  --muted:#6B767C;
  --line:#E3E1DA;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --brand:#2F5D73;
  --brand-dark:#1F3F52;
  --brand-hover:#244A5C;
  --brand-soft:#EAF1F3;
  --sand:#C9924B;
  --sand-hover:#B8803E;
  --sand-soft:#F6EBDD;
  --sand-ink:#8A5A2B;
  --sand-bg:#FBF3E8;
  --radius:16px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(31,63,82,.04);
  --shadow-md:0 10px 28px rgba(31,63,82,.07);
  --shadow-lg:0 16px 40px rgba(31,63,82,.10);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--font-serif);
  font-weight:700;
  line-height:1.32;
  letter-spacing:.01em;
  margin:0;
}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
input{font:inherit}
:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background-color .18s ease,box-shadow .18s ease,border-color .18s ease,transform .12s ease,color .18s ease;
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--brand-hover);box-shadow:var(--shadow-md);color:#fff}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-dark)}
.btn-ghost:hover{background:var(--brand-soft);border-color:#cfe0e5;color:var(--brand-dark)}
.btn-sand{background:var(--sand);color:#fff;box-shadow:var(--shadow-sm)}
.btn-sand:hover{background:var(--sand-hover);box-shadow:var(--shadow-md);color:#fff}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:10px}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-sand{background:var(--sand-soft);color:var(--sand-ink)}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--brand-dark);
  font-size:13px;font-weight:500;
}
.tag:hover{background:var(--brand-soft);border-color:#cfe0e5}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-bar{display:flex;align-items:center;gap:24px;height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:18px;font-weight:700;letter-spacing:0;
}
.brand-text strong{
  display:block;font-family:var(--font-serif);font-size:17px;font-weight:700;
  color:var(--brand-dark);letter-spacing:.01em;line-height:1.3;
}
.brand-text em{
  display:block;font-style:normal;font-size:11px;letter-spacing:.24em;
  color:var(--muted);line-height:1.4;margin-top:2px;
}
.nav-main{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14.5px;font-weight:500;
  color:#3C4A52;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px}

/* ---------- Mega 面板 ---------- */
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--brand-dark);font-size:14px;font-weight:600;
  transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.mega-trigger:hover{background:var(--brand-soft);border-color:#cfe0e5}
.mega-trigger svg{transition:transform .18s ease}
.mega:hover .mega-trigger svg,.mega:focus-within .mega-trigger svg{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:840px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-md);padding:24px;
  display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{
  font-size:12px;letter-spacing:.18em;color:var(--muted);
  font-weight:600;margin-bottom:12px;text-transform:uppercase;
}
.mega-list{display:grid;gap:2px}
.mega-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14.5px;font-weight:500;color:#2C3A42;
}
.mega-list a span{font-size:12.5px;color:var(--muted);font-weight:400}
.mega-list a:hover{background:var(--brand-soft);color:var(--brand)}
.mega-post{display:flex;gap:10px;padding:8px;border-radius:10px;align-items:center}
.mega-post:hover{background:var(--brand-soft)}
.mega-post img{width:56px;height:42px;border-radius:8px;object-fit:cover;flex-shrink:0}
.mega-post b{display:block;font-size:13.5px;font-weight:600;line-height:1.5;color:#2C3A42}
.mega-post em{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:2px}
.mega-entry{
  display:block;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:box-shadow .18s ease,transform .18s ease;
}
.mega-entry:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.mega-entry img{width:100%;height:110px;object-fit:cover}
.mega-entry-body{padding:12px 14px 16px}
.mega-entry-body p{font-size:13px;color:var(--muted);line-height:1.7}
.mega-entry-body strong{
  display:inline-flex;align-items:center;gap:6px;margin-top:8px;
  font-size:13.5px;color:var(--brand);font-weight:600;
}

/* ---------- 移动端菜单 ---------- */
.nav-mobile{display:none;position:relative;margin-left:auto}
.nav-mobile>summary{
  list-style:none;width:44px;height:44px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;cursor:pointer;
  border:1px solid var(--line);border-radius:12px;background:#fff;
}
.nav-mobile>summary::-webkit-details-marker{display:none}
.nav-mobile>summary span{display:block;width:18px;height:2px;background:var(--brand-dark);border-radius:2px;transition:.18s}
.nav-mobile[open]>summary{background:var(--brand-soft);border-color:#cfe0e5}
.nav-mobile-panel{
  position:absolute;right:0;top:calc(100% + 10px);width:min(86vw,320px);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-md);padding:10px;display:grid;gap:2px;z-index:80;
}
.nav-mobile-panel a{
  padding:12px 14px;border-radius:10px;font-size:15px;font-weight:500;color:#2C3A42;
}
.nav-mobile-panel a:hover,.nav-mobile-panel a.active{background:var(--brand-soft);color:var(--brand)}
.nav-mobile-panel .mobile-label{
  padding:12px 14px 6px;font-size:12px;letter-spacing:.18em;color:var(--muted);font-weight:600;
}

/* ---------- Hero ---------- */
.hero{
  padding:72px 0 84px;
  background:
    radial-gradient(circle at 88% 12%, rgba(234,241,243,.95), rgba(234,241,243,0) 58%),
    radial-gradient(circle at 6% 88%, rgba(246,235,221,.72), rgba(246,235,221,0) 52%),
    var(--paper);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.16em;color:var(--brand);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sand)}
.hero h1{
  margin-top:22px;font-size:clamp(30px,3.3vw,44px);line-height:1.3;color:var(--brand-dark);
  letter-spacing:.005em;
}
.hero-lead{margin-top:20px;font-size:17px;line-height:1.95;color:#3E4C54;max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-cover{
  position:relative;margin:0;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-md);aspect-ratio:4/3;background:var(--brand-soft);
}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover figcaption{
  position:absolute;left:18px;bottom:18px;
  background:rgba(255,255,255,.94);color:var(--brand-dark);
  font-size:12.5px;font-weight:600;padding:7px 14px;border-radius:999px;
  box-shadow:var(--shadow-sm);
}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0}
.section-tight{padding-top:0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;
}
.section-title{font-size:clamp(23px,2.2vw,30px);color:var(--brand-dark)}
.section-desc{margin-top:10px;font-size:14.5px;color:var(--muted);max-width:46em;line-height:1.85}
.section-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  white-space:nowrap;
}
.section-link:hover{color:var(--brand-hover);text-decoration:underline;text-underline-offset:4px}
.section-index{
  font-family:var(--font-serif);font-size:13px;letter-spacing:.2em;color:var(--sand-ink);
  background:var(--sand-soft);border-radius:999px;padding:4px 12px;display:inline-block;margin-bottom:12px;
}

/* ---------- 合集目录 ---------- */
.catalog-grid{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start}
.catalog-aside{position:sticky;top:104px}
.catalog-aside figure{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:3/4}
.catalog-aside img{width:100%;height:100%;object-fit:cover}
.catalog-aside-note{margin-top:16px;font-size:13.5px;color:var(--muted);line-height:1.8}
.catalog-list{border-top:1px solid var(--line)}
.catalog-item{
  display:grid;grid-template-columns:54px 1fr 26px;gap:18px;align-items:center;
  padding:22px 16px;border-bottom:1px solid var(--line);border-radius:12px;
  transition:background-color .18s ease,transform .18s ease;
}
.catalog-item:hover{background:var(--brand-soft);transform:translateX(2px)}
.catalog-num{
  font-family:var(--font-serif);font-size:20px;color:var(--brand);font-weight:700;letter-spacing:.04em;
}
.catalog-body h3{font-size:18.5px;color:var(--brand-dark);line-height:1.4}
.catalog-body p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.75}
.catalog-arrow{font-size:16px;color:var(--brand);opacity:.5;transition:opacity .18s ease,transform .18s ease}
.catalog-item:hover .catalog-arrow{opacity:1;transform:translateX(3px)}

/* ---------- 精选条目 ---------- */
.picks-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:#D6DEDD}
.pick-main{display:flex;flex-direction:column}
.pick-main .media{aspect-ratio:16/9;overflow:hidden}
.pick-main .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pick-main:hover .media img{transform:scale(1.03)}
.pick-body{padding:24px}
.pick-body h3{font-size:22px;color:var(--brand-dark);margin-top:12px;line-height:1.4}
.pick-body p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}
.pick-cta{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.pick-main:hover .pick-cta{text-decoration:underline;text-underline-offset:4px}
.pick-side{display:grid;gap:24px;align-content:stretch}
.pick-mini{display:grid;grid-template-columns:132px 1fr;align-items:stretch}
.pick-mini .media{overflow:hidden;height:100%}
.pick-mini .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pick-mini:hover .media img{transform:scale(1.04)}
.pick-mini .pick-mini-body{padding:18px 20px}
.pick-mini h3{font-size:16.5px;color:var(--brand-dark);margin-top:8px;line-height:1.45}
.pick-mini p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.picks-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
.pick-inline{
  display:flex;align-items:center;gap:16px;padding:18px 22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,background-color .2s ease;
}
.pick-inline:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);background:#FCFDFD}
.pick-inline .badge{flex-shrink:0}
.pick-inline h3{font-size:15.5px;color:var(--brand-dark);line-height:1.5}
.pick-inline .arrow{margin-left:auto;color:var(--brand);opacity:.6}

/* ---------- 分类导读 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.channel-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;}
.channel-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.channel-card .media{aspect-ratio:16/10;overflow:hidden}
.channel-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.channel-card:hover .media img{transform:scale(1.04)}
.channel-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.channel-body h3{font-size:19px;color:var(--brand-dark);margin-top:10px}
.channel-body p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.channel-body .channel-go{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.channel-card:hover .channel-go{text-decoration:underline;text-underline-offset:4px}

/* ---------- 最新信息 ---------- */
.latest-wrap{display:grid;gap:22px}
.latest-lead{
  display:grid;grid-template-columns:220px 1fr;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,transform .2s ease;
}
.latest-lead:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.latest-lead-mark{
  background:linear-gradient(160deg,var(--brand-soft),#F3F7F8);
  display:flex;flex-direction:column;align-items:flex-start;justify-content:center;
  padding:28px;gap:10px;
}
.latest-lead-mark span{font-family:var(--font-serif);font-size:38px;color:var(--brand);font-weight:700;line-height:1}
.latest-lead-mark em{font-style:normal;font-size:12px;letter-spacing:.2em;color:var(--muted)}
.latest-lead-body{padding:26px 30px 28px}
.latest-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.meta-time{font-size:13px;color:var(--muted)}
.latest-lead-body h3{font-size:22px;color:var(--brand-dark);margin-top:12px;line-height:1.42}
.latest-lead-body h3 a:hover{color:var(--brand)}
.latest-summary{
  margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.link-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:14px;font-weight:600;color:var(--brand)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px}
.latest-rows{border-top:1px solid var(--line)}
.latest-row{
  display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;
  padding:20px 14px;border-bottom:1px solid var(--line);border-radius:12px;
  transition:background-color .18s ease;
}
.latest-row:hover{background:#fff}
.latest-row-title{font-size:16.5px;color:var(--brand-dark);margin-top:8px;line-height:1.5}
.latest-row-title a:hover{color:var(--brand)}
.latest-row-desc{
  margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.row-arrow{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:15px;
  transition:background-color .18s ease,border-color .18s ease;
}
.latest-row:hover .row-arrow{background:var(--brand-soft);border-color:#cfe0e5}
.latest-empty{
  border:1px dashed #CFD8D8;background:#fff;border-radius:var(--radius);
  padding:52px 24px;text-align:center;
}
.latest-empty h3{font-size:18px;color:var(--brand-dark)}
.latest-empty p{margin-top:8px;font-size:14px;color:var(--muted)}
.latest-empty a{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.latest-empty a:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- 相关推荐 ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.rec-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;}
.rec-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.rec-card .media{aspect-ratio:4/3;overflow:hidden}
.rec-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rec-card:hover .media img{transform:scale(1.04)}
.rec-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.rec-body h3{font-size:16px;color:var(--brand-dark);margin-top:10px;line-height:1.5}
.rec-body p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.75;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-arrow{margin-top:14px;font-size:13.5px;font-weight:600;color:var(--brand);
  display:inline-flex;align-items:center;gap:6px;}
.rec-card:hover .rec-arrow{text-decoration:underline;text-underline-offset:4px}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--sand-bg);border:1px solid #EFE2CE;border-radius:var(--radius-lg);
  padding:44px;display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-sm);
}
.cta-band h2{font-size:clamp(22px,2.1vw,28px);color:var(--brand-dark)}
.cta-band p{margin-top:12px;font-size:14.5px;color:#5E5A4E;line-height:1.85;max-width:34em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-form{background:#fff;border:1px solid #EFE2CE;border-radius:var(--radius);padding:22px}
.cta-form label{display:block;font-size:13px;font-weight:600;color:var(--brand-dark);letter-spacing:.02em}
.cta-form .form-row{display:flex;gap:10px;margin-top:12px}
.cta-form input[type="email"]{
  flex:1;min-width:0;height:44px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:#FCFCFA;color:var(--ink);font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.cta-form input[type="email"]::placeholder{color:#A3ABA9}
.cta-form input[type="email"]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,93,115,.16)}
.form-hint{margin-top:10px;font-size:12.5px;color:var(--muted);min-height:18px}
.form-hint.is-error{color:#A8442F}
.form-hint.is-ok{color:var(--brand)}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 4px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:16px;font-weight:600;color:var(--brand-dark);
  font-family:var(--font-sans);transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
  content:"+";flex-shrink:0;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;
  transition:background-color .18s ease,transform .18s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--brand-soft)}
.faq-body{padding:0 4px 24px;font-size:14.5px;color:var(--muted);line-height:1.9;max-width:52em}

/* ---------- 页脚 ---------- */
.site-footer{background:#EEF2F2;border-top:1px solid var(--line);margin-top:84px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px;padding:64px 0 8px}
.footer-brand .brand-text strong{color:var(--brand-dark)}
.footer-about{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.9;max-width:26em}
.footer-col h4{
  font-family:var(--font-sans);font-size:13px;letter-spacing:.16em;color:var(--brand-dark);
  font-weight:700;margin-bottom:14px;
}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:#51616A}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.9;padding:4px 0}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:22px 0 28px;margin-top:40px;
  font-size:13px;color:var(--muted);
}
.footer-bottom .to-top{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand)}
.footer-bottom .to-top:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .mega-panel{width:720px;grid-template-columns:1fr 1fr;gap:20px}
  .mega-entry-col{display:none}
}
@media (max-width:1024px){
  .container{padding:0 32px}
  .hero{padding:56px 0 68px}
  .hero-grid{gap:36px}
  .section{padding:68px 0}
  .catalog-grid{grid-template-columns:1fr;gap:32px}
  .catalog-aside{position:static;display:grid;grid-template-columns:200px 1fr;gap:20px;align-items:center}
  .catalog-aside figure{aspect-ratio:4/3}
  .picks-grid{grid-template-columns:1fr}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:1fr}
  .channel-card{flex-direction:row}
  .channel-card .media{width:240px;flex-shrink:0;aspect-ratio:auto;height:100%}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:900px){
  .nav-main,.mega{display:none}
  .nav-mobile{display:block}
  .header-bar{height:68px;gap:16px}
  .brand-text strong{font-size:15.5px}
  .brand-text em{font-size:10px;letter-spacing:.2em}
  .hero-grid{grid-template-columns:1fr}
  .hero-cover{order:-1;aspect-ratio:16/10}
  .latest-lead{grid-template-columns:1fr}
  .latest-lead-mark{flex-direction:row;align-items:center;justify-content:flex-start;gap:14px;padding:18px 24px}
  .latest-lead-mark span{font-size:26px}
  .latest-lead-body{padding:20px 24px 24px}
  .picks-row{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .hero{padding:44px 0 56px}
  .section{padding:52px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .hero-lead{font-size:16px}
  .catalog-item{grid-template-columns:44px 1fr 20px;gap:12px;padding:18px 10px}
  .catalog-aside{grid-template-columns:1fr}
  .catalog-aside figure{aspect-ratio:16/10}
  .channel-card{flex-direction:column}
  .channel-card .media{width:100%;height:auto;aspect-ratio:16/10}
  .rec-grid{grid-template-columns:1fr}
  .pick-mini{grid-template-columns:104px 1fr}
  .pick-body{padding:20px}
  .pick-body h3{font-size:19px}
  .faq-item summary{font-size:15px;padding:18px 2px}
  .cta-band{padding:26px}
  .cta-form .form-row{flex-direction:column}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding:48px 0 0}
  .footer-bottom{margin-top:28px}
  .site-footer{margin-top:56px}
}
@media (max-width:520px){
  .brand-text strong{font-size:14.5px;line-height:1.25}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .hero h1{font-size:27px;line-height:1.35}
  .hero-actions .btn{flex:1 1 100%}
  .section-title{font-size:22px}
  .latest-row{padding:16px 8px;gap:12px}
  .row-arrow{width:34px;height:34px}
  .pick-inline{flex-wrap:wrap;gap:10px}
  .pick-inline .arrow{display:none}
}

/* roulang page: article */
:root{
  --brand:#2F5D73;
  --brand-dark:#1F3F52;
  --brand-deep:#244A5C;
  --brand-light:#EAF1F3;
  --sand:#C9924B;
  --sand-soft:#F6EBDD;
  --sand-brown:#8A5A2B;
  --sand-bg:#FBF3E8;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --line:#E3E1DA;
  --ink:#1F2A30;
  --muted:#6B767C;
  --radius:16px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(31,63,82,.04);
  --shadow-md:0 10px 28px rgba(31,63,82,.07);
  --shadow-lg:0 16px 40px rgba(31,63,82,.10);
  --serif:"Noto Serif SC","Songti SC",SimSun,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px;}
.section{padding:64px 0;}
.section-tight{padding:40px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.2em;color:var(--sand-brown);font-weight:600;margin-bottom:10px;}
.section-eyebrow::before{content:"";width:22px;height:1px;background:var(--sand);}
.section-title{font-family:var(--serif);font-size:28px;line-height:1.3;color:var(--brand-dark);letter-spacing:.01em;}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,246,242,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(120%) blur(2px);
}
.header-inner{display:flex;align-items:center;gap:26px;height:78px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-family:var(--serif);font-size:19px;font-weight:700;
  box-shadow:var(--shadow-sm);
}
.brand-text strong{display:block;font-family:var(--serif);font-size:16.5px;line-height:1.3;color:var(--brand-dark);letter-spacing:.02em;}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.26em;color:var(--muted);margin-top:2px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:10px;font-size:15px;color:#3F4D55;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--brand-light);color:var(--brand);}
.nav-link:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px;}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:0 17px;
  border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:14px;color:var(--brand-dark);transition:all .18s ease;
}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow-sm);}
.mega-trigger:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px;}
.mega-trigger .chev{width:9px;height:9px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-1px);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:770px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-md);padding:24px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:24px;}
.mega-col h5{font-size:11.5px;letter-spacing:.22em;color:var(--muted);font-weight:600;margin-bottom:12px;}
.mega-cat{display:block;padding:8px 10px;border-radius:9px;font-size:14px;color:#3F4D55;}
.mega-cat:hover{background:var(--brand-light);color:var(--brand);}
.mega-post{display:flex;gap:11px;padding:8px;border-radius:11px;transition:background .18s ease;}
.mega-post:hover{background:var(--brand-light);}
.mega-post img{width:56px;height:44px;border-radius:8px;object-fit:cover;flex-shrink:0;}
.mega-post span{display:block;font-size:13.5px;line-height:1.5;color:var(--brand-dark);}
.mega-post em{display:block;font-style:normal;font-size:11.5px;color:var(--muted);margin-top:3px;}
.mega-card{
  display:block;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;
  transition:box-shadow .18s ease,transform .18s ease;
}
.mega-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.mega-card img{width:100%;height:100px;object-fit:cover;}
.mega-card-body{padding:12px 13px 14px;}
.mega-card-body strong{display:block;font-size:13.5px;color:var(--brand-dark);}
.mega-card-body p{font-size:12.5px;color:var(--muted);line-height:1.6;margin-top:5px;}
.mobile-nav{display:none;margin-left:auto;}
.mobile-nav summary{
  list-style:none;display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 15px;
  border:1px solid var(--line);border-radius:11px;background:#fff;font-size:14px;color:var(--brand-dark);
}
.mobile-nav summary::-webkit-details-marker{display:none;}
.mobile-nav[open] summary{border-color:var(--brand);color:var(--brand);}
.mobile-nav-body{
  position:absolute;left:0;right:0;top:78px;background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-md);padding:14px 20px 22px;
}
.mobile-nav-body a{display:block;padding:11px 10px;border-radius:10px;font-size:15px;color:#3F4D55;}
.mobile-nav-body a:hover,.mobile-nav-body a.active{background:var(--brand-light);color:var(--brand);}
.mobile-nav-body .m-label{font-size:11.5px;letter-spacing:.2em;color:var(--muted);margin:14px 0 4px;padding-left:10px;}

/* ============ Buttons / Badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:11px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease;
}
.btn:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px;}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;box-shadow:var(--shadow-md);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-dark);}
.btn-ghost:hover{background:var(--brand-light);border-color:var(--brand);color:var(--brand);}
.btn-sand{background:var(--sand);color:#fff;}
.btn-sand:hover{background:#B67F3C;color:#fff;box-shadow:var(--shadow-md);}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:10px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--brand-light);color:var(--brand);font-size:12.5px;font-weight:600;line-height:1.7;
}
.badge-sand{background:var(--sand-soft);color:var(--sand-brown);}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:500;}

/* ============ Breadcrumb / Article Head ============ */
.crumb{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);padding:22px 0 0;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.crumb span.sep{color:#BFC5C6;}
.crumb .current{color:var(--brand-dark);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{padding:26px 0 8px;max-width:900px;}
.article-head h1{
  font-family:var(--serif);font-size:clamp(28px,3.2vw,40px);line-height:1.3;
  color:var(--brand-dark);letter-spacing:.01em;margin:16px 0 18px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--muted);}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:#C4CBCC;}
.article-lead{font-size:16.5px;line-height:1.95;color:#48565D;margin-top:18px;max-width:760px;}
.article-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}

/* ============ Article Layout ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:48px;align-items:start;
  padding-top:34px;
}
.article-main{min-width:0;}
.article-cover{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);margin-bottom:32px;background:#fff;
}
.article-cover img{width:100%;aspect-ratio:16/8;object-fit:cover;object-position:center 35%;}
.article-body{font-size:17px;line-height:1.95;color:#2B373D;max-width:760px;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;}
.article-body h1{font-family:var(--serif);font-size:30px;line-height:1.35;color:var(--brand-dark);margin:40px 0 16px;}
.article-body h2{
  font-family:var(--serif);font-size:27px;line-height:1.35;color:var(--brand-dark);
  margin:42px 0 16px;padding-left:14px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:21px;line-height:1.45;color:var(--brand-dark);margin:32px 0 12px;font-weight:700;}
.article-body h4{font-size:18px;color:var(--brand-dark);margin:26px 0 10px;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--brand-deep);}
.article-body strong{color:var(--brand-dark);}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:22px;}
.article-body ul li{list-style:disc;margin:8px 0;}
.article-body ol li{list-style:decimal;margin:8px 0;}
.article-body li{line-height:1.9;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--brand-light);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:#33454E;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow-sm);}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}
.article-body code{background:#EEF2F2;padding:2px 6px;border-radius:6px;font-size:14.5px;}

/* ============ Sidebar ============ */
.article-side{position:sticky;top:98px;display:grid;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-card h4{
  font-size:12px;letter-spacing:.2em;color:var(--muted);font-weight:600;margin-bottom:14px;
}
#tocList{display:grid;gap:2px;}
.toc-item{
  display:block;padding:8px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:14px;color:#46545B;line-height:1.6;transition:all .16s ease;
}
.toc-item:hover{background:var(--brand-light);color:var(--brand);border-left-color:var(--brand);}
.toc-item.lvl3{padding-left:22px;font-size:13px;color:var(--muted);}
.side-post{display:flex;gap:12px;padding:9px;border-radius:11px;transition:background .18s ease;}
.side-post:hover{background:var(--brand-light);}
.side-post img{width:66px;height:52px;border-radius:9px;object-fit:cover;flex-shrink:0;}
.side-post strong{display:block;font-size:13.5px;line-height:1.55;color:var(--brand-dark);font-weight:600;}
.side-post em{display:block;font-style:normal;font-size:11.5px;color:var(--muted);margin-top:4px;}
.side-back{display:block;text-align:center;}
.mobile-toc{display:none;}

/* ============ Empty ============ */
.empty-state{
  background:#fff;border:1px dashed #C9D3D6;border-radius:var(--radius);
  padding:48px 32px;text-align:center;max-width:760px;
}
.empty-state h2{font-family:var(--serif);font-size:24px;color:var(--brand-dark);margin-bottom:12px;}
.empty-state p{font-size:15px;color:var(--muted);line-height:1.9;margin-bottom:22px;}

/* ============ Related cards ============ */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;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,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFDADC;}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.rel-card:hover img{transform:scale(1.03);}
.rel-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-card-body h3{font-family:var(--serif);font-size:18px;line-height:1.45;color:var(--brand-dark);}
.rel-card-body p{font-size:13.5px;line-height:1.8;color:var(--muted);}
.rel-more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--brand);}

/* ============ FAQ ============ */
.faq-list{max-width:900px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px;font-size:16px;font-weight:600;color:var(--brand-dark);cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:4px;border-radius:8px;}
.faq-item summary .ind{position:relative;width:16px;height:16px;flex-shrink:0;color:var(--brand);}
.faq-item summary .ind::before,.faq-item summary .ind::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .2s ease,opacity .2s ease;
}
.faq-item summary .ind::before{left:0;right:0;top:7px;height:2px;}
.faq-item summary .ind::after{top:0;bottom:0;left:7px;width:2px;}
.faq-item[open] summary .ind::after{transform:scaleY(0);opacity:0;}
.faq-item p{padding:0 4px 22px;font-size:14.5px;line-height:1.9;color:var(--muted);max-width:760px;}

/* ============ CTA band ============ */
.cta-band{
  background:var(--sand-bg);border-top:1px solid #EFE2CE;border-bottom:1px solid #EFE2CE;
  padding:56px 0;
}
.cta-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.cta-inner h2{font-family:var(--serif);font-size:26px;line-height:1.35;color:var(--brand-dark);margin-bottom:10px;}
.cta-inner p{font-size:15px;line-height:1.9;color:#6A5B49;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.subscribe{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.subscribe input{
  flex:1 1 220px;min-height:46px;padding:0 16px;border-radius:11px;border:1px solid #E2D3BB;
  background:#fff;font-size:14.5px;color:var(--ink);outline:none;transition:border-color .18s,box-shadow .18s;
}
.subscribe input::placeholder{color:#A79880;}
.subscribe input:focus{border-color:var(--sand);box-shadow:0 0 0 3px rgba(201,146,75,.18);}
.form-note{font-size:12.5px;color:#8B7A62;margin-top:10px;}

/* ============ Footer ============ */
.site-footer{background:#EEF2F2;border-top:1px solid var(--line);padding:56px 0 24px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-about{font-size:13.5px;line-height:1.9;color:var(--muted);max-width:320px;}
.footer-col h4{font-size:12px;letter-spacing:.2em;color:var(--brand-dark);font-weight:600;margin-bottom:14px;}
.footer-col a{display:block;font-size:13.5px;color:#54626A;padding:5px 0;}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.footer-col p{font-size:13.5px;line-height:1.9;color:var(--muted);margin-bottom:8px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid #DDE4E4;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:var(--brand-dark);font-size:13px;}
.to-top:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}

/* ============ Responsive ============ */
@media (max-width:1100px){
  .container{padding:0 32px;}
  .nav-main{gap:0;}
  .mega-panel{width:680px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:36px;}
}
@media (max-width:960px){
  .nav-main,.header-actions{display:none;}
  .mobile-nav{display:block;}
  .mega-panel{display:none;}
  .article-layout{grid-template-columns:1fr;gap:32px;}
  .article-side{position:static;}
  .mobile-toc{display:block;}
  .side-card.desktop-toc{display:none;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section{padding:48px 0;}
  .header-inner{height:68px;gap:12px;}
  .brand-text strong{font-size:14.5px;}
  .brand-mark{width:36px;height:36px;font-size:17px;border-radius:11px;}
  .mobile-nav-body{top:68px;}
  .section-title{font-size:23px;}
  .article-body{font-size:16.5px;}
  .article-body h2{font-size:23px;margin-top:34px;}
  .article-body h3{font-size:19px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:44px 0;}
}
@media (max-width:520px){
  .article-head h1{font-size:26px;}
  .btn{width:100%;}
  .subscribe input{flex:1 1 100%;}
  .article-actions .btn{width:auto;}
}

/* roulang page: category1 */
:root{
  --ink:#1F2A30;
  --muted:#6B767C;
  --brand:#2F5D73;
  --brand-dark:#1F3F52;
  --brand-soft:#EAF1F3;
  --brand-line:#CFE0E6;
  --sand:#C9924B;
  --sand-soft:#F6EBDD;
  --sand-deep:#8A5A2B;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --line:#E3E1DA;
  --radius:16px;
  --radius-sm:11px;
  --shadow-1:0 1px 2px rgba(31,63,82,.04),0 10px 28px rgba(31,63,82,.07);
  --shadow-2:0 16px 40px rgba(31,63,82,.10);
  --font-serif:"Noto Serif SC","Songti SC",SimSun,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.88;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
html a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
html img{display:block;max-width:100%;height:auto}
html button{cursor:pointer;font-family:inherit}
html h1,html h2,html h3,html h4{font-family:var(--font-serif);line-height:1.3;margin:0;letter-spacing:.01em}
html p{margin:0}
html ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(47,93,115,.32);outline-offset:2px;border-radius:8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:#FBFBF9;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:26px;height:78px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:none}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-family:var(--font-serif);font-size:19px;line-height:1}
.brand-text strong{display:block;font-family:var(--font-serif);font-size:16.5px;line-height:1.25;color:var(--brand-dark)}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.22em;color:var(--muted);margin-top:2px}
.nav-main{display:flex;align-items:center;gap:4px}
.nav-link{padding:9px 14px;border-radius:10px;font-size:15px;color:#3F4E56;transition:.18s}
.nav-link:hover{background:var(--brand-soft);color:var(--brand-dark)}
.nav-link.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.nav-link:active{transform:scale(.98)}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.mega-wrap{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;color:#3F4E56;font-size:15px;transition:.18s}
.mega-trigger:hover{background:var(--brand-soft);border-color:var(--brand-line);color:var(--brand-dark)}
.mega-trigger .chev{transition:transform .18s ease}
.mega-wrap:hover .mega-trigger .chev,.mega-wrap:focus-within .mega-trigger .chev{transform:rotate(180deg)}
.mega-panel{position:absolute;top:calc(100% + 12px);right:0;width:800px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-2);padding:24px;display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:24px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease,visibility .18s}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin-bottom:12px;font-family:var(--font-sans)}
.mega-list a{display:block;padding:8px 10px;border-radius:9px;font-size:14.5px;color:#3F4E56}
.mega-list a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.mega-post{display:flex;gap:10px;padding:8px;border-radius:10px}
.mega-post:hover{background:#FAFAF7}
.mega-post img{width:56px;height:44px;border-radius:8px;object-fit:cover;flex:none}
.mega-post span{font-size:14px;line-height:1.5;display:block}
.mega-post em{font-style:normal;font-size:12px;color:var(--muted)}
.mega-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;display:block}
.mega-card img{width:100%;height:96px;object-fit:cover;transition:transform .3s ease}
.mega-card:hover img{transform:scale(1.04)}
.mega-card div{padding:12px 14px}
.mega-card p{font-size:13px;color:var(--muted);line-height:1.6;margin-top:4px}
.mega-card b{font-size:14.5px;font-weight:600;color:var(--brand-dark)}
.mobile-menu{display:none;margin-left:auto;position:relative}
.mobile-menu summary{list-style:none;width:44px;height:44px;border:1px solid var(--line);border-radius:11px;display:grid;place-items:center;background:#fff;cursor:pointer}
.mobile-menu summary::-webkit-details-marker{display:none}
.mobile-panel{position:absolute;right:0;top:calc(100% + 10px);width:min(78vw,300px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-2);padding:12px;display:flex;flex-direction:column;gap:2px}
.mobile-panel a{padding:11px 12px;border-radius:9px;font-size:15px;color:#3F4E56}
.mobile-panel a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.mobile-panel a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.mobile-panel .mp-label{font-size:12px;letter-spacing:.16em;color:var(--muted);padding:10px 12px 4px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;border:1px solid transparent;transition:.18s ease;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(31,63,82,.06)}
.btn-primary:hover{background:var(--brand-dark);box-shadow:0 10px 24px rgba(31,63,82,.16);transform:translateY(-1px);color:#fff}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-dark)}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand-line);color:var(--brand-dark)}
.btn-ghost:active{transform:scale(.98)}
.btn-sand{background:var(--sand);color:#fff}
.btn-sand:hover{background:#B67F3C;color:#fff;transform:translateY(-1px)}
.btn-sand:active{transform:scale(.98)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:10px}

/* hero */
.cat-hero{padding:60px 0 44px;background:linear-gradient(180deg,#FBFBF8 0%,#F7F6F2 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.crumb .sep{opacity:.55}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;letter-spacing:.05em}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--sand);display:inline-block}
.cat-hero h1{font-size:clamp(28px,3.4vw,42px);margin:18px 0 16px;color:#16242B;font-weight:700}
.cat-hero h1 span{color:var(--brand)}
.hero-lead{font-size:17px;color:#48575E;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.tag{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;font-size:13px;background:var(--brand-soft);color:var(--brand-dark);line-height:1.5}
.tag-sand{background:var(--sand-soft);color:var(--sand-deep)}
.tag-line{background:#fff;border:1px solid var(--line);color:#54636B}
.hero-figure{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-1);background:#DDE6E9}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:center}
.hero-figure figcaption{position:absolute;left:14px;bottom:14px;background:rgba(255,255,255,.94);border-radius:999px;padding:6px 14px;font-size:12.5px;color:var(--brand-dark);letter-spacing:.04em}
.hero-note{display:flex;gap:28px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.hero-note div strong{display:block;font-family:var(--font-serif);font-size:22px;color:var(--brand-dark);line-height:1.2}
.hero-note div span{font-size:13px;color:var(--muted)}

/* section base */
.section{padding:76px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.5vw,29px);color:#16242B}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;max-width:640px}
.sec-index{font-family:var(--font-serif);font-size:13px;color:var(--sand-deep);letter-spacing:.18em;display:block;margin-bottom:8px}

/* layout */
.split{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:start}

/* timeline */
.timeline{position:relative;padding-left:38px}
.timeline::before{content:"";position:absolute;left:8px;top:12px;bottom:12px;width:1px;background:linear-gradient(180deg,var(--brand-line),var(--line))}
.tl-item{position:relative;margin-bottom:16px}
.tl-item::before{content:"";position:absolute;left:-36px;top:26px;width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid var(--brand);box-shadow:0 0 0 4px #F7F6F2}
.tl-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;transition:.2s ease;box-shadow:0 1px 2px rgba(31,63,82,.03)}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand-line)}
.tl-card:active{transform:translateY(0)}
.tl-top{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}
.tl-num{font-family:var(--font-serif);font-size:13px;letter-spacing:.14em;color:var(--sand-deep);background:var(--sand-soft);border-radius:6px;padding:2px 8px;flex:none}
.tl-top h3{font-size:19.5px;color:#1B2C34}
.tl-card p{font-size:15px;color:#56666E;line-height:1.85;margin-bottom:14px}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap}
.tl-go{font-size:13.5px;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.tl-card:hover .tl-go{color:var(--brand-dark)}

/* sidebar */
.side{position:sticky;top:98px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 1px 2px rgba(31,63,82,.03)}
.side-card h3{font-size:16px;color:#1B2C34;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:3px;height:15px;background:var(--brand);border-radius:2px;display:inline-block}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 10px;border-radius:9px;font-size:14.5px;color:#46555D;border-bottom:1px solid #F1F0EB}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.side-links a span{color:#A9B2B6;font-size:13px}
.side-cat{display:flex;flex-direction:column;gap:10px}
.side-cat a{display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;border:1px solid var(--line);transition:.18s}
.side-cat a:hover{border-color:var(--brand-line);background:#FAFCFC;transform:translateY(-1px)}
.side-cat img{width:54px;height:44px;border-radius:9px;object-fit:cover;flex:none}
.side-cat b{display:block;font-size:14.5px;color:#1B2C34;font-weight:600}
.side-cat em{font-style:normal;font-size:12.5px;color:var(--muted)}
.side-back{display:flex;flex-direction:column;gap:10px}
.side-back .btn{width:100%}

/* picks */
.pick-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
.pick-main{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:.2s ease}
.pick-main:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.pick-main img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease}
.pick-main:hover img{transform:scale(1.03)}
.pick-body{padding:22px 24px 24px}
.pick-body .tag{margin-bottom:12px}
.pick-body h3{font-size:21px;color:#1B2C34;margin-bottom:10px}
.pick-body p{font-size:15px;color:#56666E;line-height:1.85}
.pick-side{display:flex;flex-direction:column;gap:20px}
.pick-mini{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;transition:.2s ease}
.pick-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:var(--brand-line)}
.pick-mini img{width:92px;height:78px;border-radius:10px;object-fit:cover;flex:none}
.pick-mini h3{font-size:16px;color:#1B2C34;margin-bottom:6px}
.pick-mini p{font-size:13.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* path */
.path-band{background:#FBFBF8;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.path-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:.2s}
.path-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:var(--brand-line)}
.path-num{font-family:var(--font-serif);font-size:13px;letter-spacing:.2em;color:var(--sand-deep);background:var(--sand-soft);display:inline-block;padding:3px 10px;border-radius:6px;margin-bottom:14px}
.path-item h3{font-size:18.5px;color:#1B2C34;margin-bottom:10px}
.path-item p{font-size:14.5px;color:#56666E;line-height:1.85}

/* faq */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 4px;font-size:16px;font-weight:500;color:#1B2C34;transition:.18s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-ico{position:relative;width:18px;height:18px;flex:none}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:.2s}
.faq-ico::before{left:0;top:8px;width:18px;height:2px}
.faq-ico::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .faq-ico::after{transform:scaleY(0)}
.faq-item p{padding:0 4px 22px;font-size:14.5px;color:var(--muted);line-height:1.9;max-width:820px}

/* cta */
.cta-band{background:var(--sand-soft);border-top:1px solid #EFE2CE}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.cta-grid h2{font-size:clamp(22px,2.6vw,30px);color:#3A2A17;margin-bottom:12px}
.cta-grid p{font-size:15.5px;color:#6F5A3E;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.sub-form{display:flex;gap:10px;background:#fff;border:1px solid #E6D6BE;border-radius:14px;padding:8px;box-shadow:0 1px 2px rgba(122,86,38,.06)}
.sub-form input{flex:1;min-width:0;border:0;background:transparent;padding:0 12px;font-size:14.5px;color:var(--ink);outline:none;min-height:44px}
.sub-form input::placeholder{color:#A79C8C}
.sub-form .btn{flex:none}
.form-tip{font-size:13px;color:var(--sand-deep);margin-top:10px;min-height:20px}

/* footer */
.site-footer{background:#EEF2F2;border-top:1px solid var(--line);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-about{font-size:14px;color:#5B6A70;line-height:1.9;max-width:330px}
.footer-col h4{font-size:14px;letter-spacing:.08em;color:#22343D;margin-bottom:14px;font-family:var(--font-sans);font-weight:600}
.footer-col a,.footer-col p{display:block;font-size:14px;color:#5B6A70;line-height:1.95;margin-bottom:6px}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0 24px;border-top:1px solid #DCE3E3;font-size:13px;color:#6B767C;flex-wrap:wrap}
.to-top{display:inline-flex;align-items:center;gap:6px}
.to-top:hover{color:var(--brand)}

/* responsive */
@media (max-width:1080px){
  .container{padding:0 32px}
  .nav-main{gap:0}
  .nav-link{padding:8px 10px;font-size:14.5px}
  .mega-panel{width:700px}
  .split{grid-template-columns:1fr;gap:32px}
  .side{position:static}
  .pick-grid{grid-template-columns:1fr}
  .hero-grid{gap:36px}
}
@media (max-width:900px){
  .nav-main,.header-right{display:none}
  .mobile-menu{display:block}
  .header-inner{height:68px;gap:14px}
  .hero-grid{grid-template-columns:1fr}
  .hero-figure{order:-1}
  .path-grid{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:56px 0}
}
@media (max-width:640px){
  .container{padding:0 20px}
  html body{font-size:16px;line-height:1.82}
  .cat-hero{padding:36px 0 32px}
  .cat-hero h1{margin:14px 0 12px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-note{gap:18px}
  .hero-note div strong{font-size:19px}
  .section{padding:44px 0}
  .timeline{padding-left:26px}
  .timeline::before{left:4px}
  .tl-item::before{left:-27px;top:24px;width:10px;height:10px}
  .tl-card{padding:18px}
  .tl-top{flex-direction:column;gap:6px;align-items:flex-start}
  .pick-body{padding:18px}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .brand-text strong{font-size:15px}
}

/* roulang page: category2 */
:root{
  --ink:#1F2A30;
  --ink-2:#6B767C;
  --line:#E3E1DA;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --brand:#2F5D73;
  --brand-dark:#1F3F52;
  --brand-soft:#EAF1F3;
  --sand:#C9924B;
  --sand-soft:#F6EBDD;
  --sand-ink:#8A5A2B;
  --footer-bg:#EEF2F2;
  --radius:16px;
  --radius-lg:20px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(31,63,82,.04);
  --shadow-2:0 10px 28px rgba(31,63,82,.07);
  --shadow-3:0 16px 40px rgba(31,63,82,.10);
  --serif:"Noto Serif SC","Songti SC",SimSun,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body.page{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:var(--sans)}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:99;
  background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;
}
.skip-link:focus{left:0}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;
  font-family:var(--serif);font-size:18px;font-weight:700;
  box-shadow:var(--shadow-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22}
.brand-text strong{font-family:var(--serif);font-size:17px;color:var(--brand-dark);letter-spacing:.02em}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--ink-2)}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  padding:8px 14px;border-radius:10px;
  font-size:15px;color:#40505a;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}

/* Mega menu */
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:10px;
  background:transparent;border:1px solid transparent;
  font-size:15px;color:#40505a;cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.mega-trigger:hover{background:var(--brand-soft);color:var(--brand)}
.mega-trigger:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px}
.mega-trigger .chev{font-size:11px;transform:translateY(1px);transition:transform .18s ease}
.mega-wrap:hover .chev,.mega-wrap:focus-within .chev{transform:translateY(1px) rotate(180deg)}
.mega-panel{
  position:absolute;top:100%;right:0;
  padding-top:12px;width:780px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
  z-index:70;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-inner{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-2);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 240px;gap:24px;
}
.mega-col h5{
  font-size:12px;letter-spacing:.16em;color:var(--ink-2);
  font-weight:600;margin:0 0 12px;text-transform:uppercase;
}
.mega-col a{
  display:block;padding:8px 10px;border-radius:8px;font-size:14px;color:#3f4f58;
  transition:background .16s ease,color .16s ease;
}
.mega-col a:hover{background:var(--brand-soft);color:var(--brand)}
.mega-item{display:flex;gap:10px;padding:8px 10px;border-radius:10px;transition:background .16s ease}
.mega-item:hover{background:var(--brand-soft)}
.mega-item img{width:54px;height:40px;object-fit:cover;border-radius:8px;flex-shrink:0}
.mega-item strong{display:block;font-size:13.5px;font-weight:600;line-height:1.5;color:#2c3a43}
.mega-item span{font-size:12px;color:var(--ink-2)}
.mega-card{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--brand-soft);
  display:flex;flex-direction:column;
}
.mega-card img{width:100%;height:96px;object-fit:cover}
.mega-card-body{padding:12px 14px 14px}
.mega-card-body p{font-size:12.5px;color:#46545d;margin:0 0 8px;line-height:1.6}
.mega-card-body a{font-size:13px;font-weight:600;color:var(--brand)}
.mega-card-body a:hover{text-decoration:underline;text-underline-offset:4px}

/* Mobile menu */
.mobile-menu{display:none;margin-left:auto;position:relative}
.mobile-menu summary{
  list-style:none;cursor:pointer;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.mobile-menu summary::-webkit-details-marker{display:none}
.mobile-menu summary span{display:block;width:18px;height:2px;background:var(--brand-dark);border-radius:2px}
.mobile-menu summary:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px}
.mobile-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:288px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-2);padding:14px;
}
.mobile-panel > a{
  display:block;padding:11px 12px;border-radius:10px;font-size:15px;color:#3f4f58;
}
.mobile-panel > a:hover{background:var(--brand-soft);color:var(--brand)}
.mobile-panel > a.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.mobile-sub{margin-top:10px;border-top:1px solid var(--line);padding-top:10px}
.mobile-sub p{font-size:12px;letter-spacing:.14em;color:var(--ink-2);margin:0 0 6px;padding-left:12px}
.mobile-sub a{display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:#4a5a63}
.mobile-sub a:hover{background:var(--brand-soft);color:var(--brand)}

/* ============ Buttons / tags ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:12px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,box-shadow .18s ease,transform .12s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:#244A5C;box-shadow:var(--shadow-2)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-dark)}
.btn-ghost:hover{background:var(--brand-soft);border-color:#cbdde4;color:var(--brand)}
.btn-ghost:active{transform:scale(.98)}
.btn-sand{background:var(--sand);color:#fff}
.btn-sand:hover{background:#b5803c;box-shadow:var(--shadow-2)}
.btn-sand:active{transform:scale(.98)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(47,93,115,.28)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-group{display:flex;flex-wrap:wrap;gap:12px}

.tag{
  display:inline-flex;align-items:center;
  padding:5px 13px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12.5px;letter-spacing:.02em;
}
.tag-sand{background:var(--sand-soft);color:var(--sand-ink)}

/* ============ Hero ============ */
.page-hero{padding:52px 0 34px;position:relative}
.crumb{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13px;color:var(--ink-2);margin-bottom:18px;
}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.crumb .sep{opacity:.5}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center}
.hero-kicker{
  font-family:var(--serif);font-size:13px;letter-spacing:.22em;
  color:var(--sand);display:block;margin-bottom:12px;
}
.hero-title{
  font-family:var(--serif);font-size:42px;line-height:1.28;
  color:var(--brand-dark);letter-spacing:.01em;margin:0 0 18px;
}
.hero-title .accent{color:var(--brand)}
.hero-lead{font-size:17px;line-height:1.9;color:#44525a;margin:0 0 26px;max-width:33em}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-cover{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  aspect-ratio:16/10;background:var(--brand-soft);box-shadow:var(--shadow-2);
}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover figcaption{
  position:absolute;left:16px;bottom:16px;
  background:rgba(31,63,82,.74);color:#fff;
  font-size:12px;letter-spacing:.1em;padding:6px 13px;border-radius:999px;
  backdrop-filter:blur(2px);
}

/* ============ Chips ============ */
.chip-bar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.chip-bar .container{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}
.chip-label{font-size:12.5px;letter-spacing:.14em;color:var(--ink-2);flex-shrink:0}
.chip-row{display:flex;gap:10px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;min-height:38px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14px;color:#4a5a63;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.chip:hover{background:var(--brand-soft);border-color:#c7dbe2;color:var(--brand)}
.chip:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}

/* ============ Sections ============ */
.section{padding:68px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:32px;padding-bottom:18px;margin-bottom:34px;
  border-bottom:1px solid var(--line);
}
.section-head .num{
  display:block;font-family:var(--serif);font-size:12px;
  letter-spacing:.24em;color:var(--sand);margin-bottom:8px;
}
.section-head h2{font-family:var(--serif);font-size:28px;color:var(--brand-dark);margin:0 0 6px}
.section-head p{margin:0;font-size:14.5px;color:var(--ink-2);max-width:46em;line-height:1.8}
.section-head .head-link{font-size:14px;color:var(--brand);white-space:nowrap;padding-bottom:4px}
.section-head .head-link:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ Roles layout ============ */
.roles-layout{display:grid;grid-template-columns:300px 1fr;gap:36px;align-items:start}
.role-index{
  position:sticky;top:100px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 18px;box-shadow:var(--shadow-1);
}
.role-index h3{
  font-size:13px;letter-spacing:.16em;color:var(--ink-2);
  font-weight:600;margin:0 0 12px;padding-left:12px;
}
.index-list li + li{margin-top:2px}
.index-list a{
  display:flex;align-items:baseline;gap:10px;
  padding:10px 12px;border-radius:10px;
  font-size:14px;color:#3f4f58;line-height:1.6;
  transition:background .16s ease,color .16s ease,box-shadow .16s ease;
}
.index-list a:hover{background:var(--brand-soft);color:var(--brand)}
.index-list a:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:1px}
.index-list a.is-current{
  background:var(--brand-soft);color:var(--brand-dark);font-weight:600;
  box-shadow:inset 3px 0 0 var(--brand);
}
.index-no{font-family:var(--serif);font-size:12px;color:var(--sand);min-width:18px}
.index-note{
  margin-top:16px;padding:12px 12px 2px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-2);line-height:1.75;
}
.index-note a{color:var(--brand)}
.index-note a:hover{text-decoration:underline;text-underline-offset:4px}

.role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.role-card{
  display:grid;grid-template-columns:132px 1fr;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.role-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3);border-color:#d8e3e7}
.role-media{position:relative;min-height:176px;background:var(--brand-soft);overflow:hidden}
.role-media img{width:100%;height:100%;object-fit:cover;object-position:center 30%;transition:transform .45s ease}
.role-card:hover .role-media img{transform:scale(1.03)}
.role-body{padding:16px 18px 18px;display:flex;flex-direction:column}
.role-name{font-family:var(--serif);font-size:19px;color:var(--brand-dark);margin:0 0 6px}
.role-name small{display:block;font-family:var(--sans);font-size:12px;color:var(--ink-2);letter-spacing:.04em;margin-top:4px;font-weight:400}
.role-badge{
  align-self:flex-start;margin-bottom:8px;
  background:var(--sand-soft);color:var(--sand-ink);
  font-size:11.5px;padding:3px 10px;border-radius:999px;
}
.role-desc{font-size:14px;line-height:1.78;color:#4d5b64;margin:0 0 12px}
.role-link{
  margin-top:auto;font-size:13.5px;font-weight:600;color:var(--brand);
  display:inline-flex;align-items:center;gap:6px;
}
.role-link:hover{text-decoration:underline;text-underline-offset:4px}
.role-link span{transition:transform .18s ease}
.role-link:hover span{transform:translateX(3px)}
.role-more{
  grid-column:1 / -1;
  border:1px dashed #c9d6db;border-radius:var(--radius);
  background:#fbfcfc;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.role-more p{margin:0;font-size:14px;color:var(--ink-2)}
.role-more strong{color:var(--brand-dark)}

/* ============ Threads ============ */
.threads-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.thread-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.thread{
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;background:var(--paper);
  transition:transform .18s ease,box-shadow .18s ease;
}
.thread:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);background:#fff}
.thread .no{
  font-family:var(--serif);font-size:13px;letter-spacing:.2em;color:var(--sand);
  display:block;margin-bottom:10px;
}
.thread h3{font-size:18px;color:var(--brand-dark);margin:0 0 8px}
.thread p{font-size:14px;line-height:1.8;color:#4d5b64;margin:0 0 14px}
.thread .who{display:flex;flex-wrap:wrap;gap:8px}

/* ============ Continue reading ============ */
.continue-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cont-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.cont-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3)}
.cont-card img{width:100%;height:150px;object-fit:cover;transition:transform .45s ease}
.cont-card:hover img{transform:scale(1.03)}
.cont-body{padding:16px 18px 18px}
.cont-body h3{font-size:17px;color:var(--brand-dark);margin:0 0 6px}
.cont-body p{font-size:13.5px;line-height:1.75;color:#4d5b64;margin:0 0 10px}
.cont-body .go{font-size:13px;font-weight:600;color:var(--brand)}
.cont-card:hover .go{text-decoration:underline;text-underline-offset:4px}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px;font-size:16px;font-weight:600;color:#26343c;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px;border-radius:6px}
.faq-item summary .sign{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);color:var(--brand);
  display:grid;place-items:center;font-size:14px;line-height:1;
  transition:background .16s ease,transform .16s ease;
}
.faq-item summary:hover .sign{background:var(--brand-soft)}
.faq-item[open] summary .sign{transform:rotate(45deg);background:var(--brand-soft)}
.faq-answer{padding:0 4px 20px;font-size:14.5px;line-height:1.85;color:#54626b;max-width:60em}

/* ============ CTA band ============ */
.cta-band{background:#FBF3E8;border-top:1px solid #EFE2CE;border-bottom:1px solid #EFE2CE}
.cta-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  padding:56px 0;
}
.cta-inner h2{font-family:var(--serif);font-size:28px;color:#5A3C1C;margin:0 0 10px}
.cta-inner .cta-desc{font-size:15px;line-height:1.85;color:#6E5636;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.subscribe{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.subscribe label{font-size:13px;color:#6E5636;width:100%;margin-bottom:-2px}
.subscribe input[type="email"]{
  flex:1 1 220px;min-height:46px;padding:0 16px;
  border-radius:12px;border:1px solid #E3D3BC;background:#fff;
  font-size:14.5px;color:var(--ink);font-family:var(--sans);
  transition:border-color .16s ease,box-shadow .16s ease;
}
.subscribe input[type="email"]::placeholder{color:#9aa3a8}
.subscribe input[type="email"]:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,93,115,.16);
}
.form-hint{font-size:12.5px;color:#8A6E48;margin:10px 0 0;width:100%}

/* ============ Footer ============ */
.site-footer{background:var(--footer-bg);border-top:1px solid var(--line);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.85;color:#55636b;margin:0;max-width:30em}
.footer-col h4{
  font-size:13px;letter-spacing:.14em;color:var(--brand-dark);
  margin:0 0 14px;font-weight:600;
}
.footer-col a{
  display:block;padding:4px 0;font-size:14px;color:#4d5b64;
  transition:color .16s ease;
}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.footer-col a:focus-visible{outline:3px solid rgba(47,93,115,.28);outline-offset:2px;border-radius:4px}
.footer-col p{font-size:13.5px;line-height:1.8;color:#55636b;margin:0 0 8px}
.footer-bottom{
  border-top:1px solid #DDE4E4;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 22px;font-size:13px;color:#68757c;
}
.to-top{color:var(--brand);font-size:13px}
.to-top:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ Responsive ============ */
@media (max-width:1080px){
  .container{padding:0 32px}
  .nav-main,.nav-actions{display:none}
  .mobile-menu{display:block}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-title{font-size:36px}
  .hero-cover{aspect-ratio:16/9}
  .roles-layout{grid-template-columns:1fr}
  .role-index{position:static}
  .index-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin}
  .index-list li{flex:0 0 auto}
  .index-list a{white-space:nowrap;background:var(--paper)}
  .index-list a.is-current{box-shadow:inset 0 -3px 0 var(--brand)}
  .index-note{border-top:1px dashed var(--line);margin-top:14px}
  .thread-grid{grid-template-columns:1fr}
  .continue-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:48px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  body.page{font-size:16px;line-height:1.85}
  .container{padding:0 20px}
  .header-inner{height:68px;gap:16px}
  .brand-text strong{font-size:15.5px}
  .brand-text em{font-size:10px;letter-spacing:.14em}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .page-hero{padding:34px 0 24px}
  .hero-title{font-size:30px}
  .hero-lead{font-size:16px}
  .section{padding:46px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:26px}
  .section-head h2{font-size:24px}
  .role-grid{grid-template-columns:1fr}
  .continue-grid{grid-template-columns:1fr}
  .cta-inner h2{font-size:24px}
  .btn{min-height:46px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{font-size:12.5px}
}
@media (max-width:520px){
  .hero-title{font-size:26px;line-height:1.32}
  .role-card{grid-template-columns:108px 1fr}
  .role-media{min-height:148px}
  .role-name{font-size:17px}
  .role-body{padding:14px 14px 16px}
  .btn-group{flex-direction:column;align-items:stretch}
  .btn-group .btn{width:100%}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .subscribe{flex-direction:column;align-items:stretch}
  .subscribe input[type="email"]{width:100%}
  .subscribe .btn{width:100%}
  .role-more{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --blue:#2F5D73;
  --blue-deep:#1F3F52;
  --blue-ink:#244A5C;
  --blue-light:#EAF1F3;
  --sand:#C9924B;
  --sand-light:#F6EBDD;
  --sand-ink:#8A5A2B;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --line:#E3E1DA;
  --ink:#1F2A30;
  --muted:#6B767C;
  --radius:16px;
  --radius-lg:20px;
  --shadow-s:0 1px 2px rgba(31,63,82,.04);
  --shadow-m:0 10px 28px rgba(31,63,82,.07);
  --shadow-h:0 16px 40px rgba(31,63,82,.10);
  --serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.3;margin:0;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 48px}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:3px solid rgba(47,93,115,.28);
  outline-offset:2px;
  border-radius:10px;
}

/* 头部 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,246,242,.97);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(31,63,82,.02);
}
.header-inner{display:flex;align-items:center;gap:28px;height:78px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(160deg,#356A82,#22485B);
  color:#fff;font-family:var(--serif);font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-s);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--blue-deep)}
.brand-text em{font-style:normal;font-size:11.5px;letter-spacing:.18em;color:var(--muted)}
.nav-main{display:flex;align-items:center;gap:26px;margin-left:10px}
.nav-link{position:relative;font-size:15px;color:#3C4A52;padding:6px 0;transition:color .16s}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--blue)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link.active{color:var(--blue);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.mega{margin-left:auto;position:relative}
.mega-trigger{
  list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border:1px solid var(--line);border-radius:999px;
  font-size:14px;background:#fff;color:#33454E;transition:.18s;white-space:nowrap;
}
.mega-trigger::-webkit-details-marker{display:none}
.mega-trigger:hover{border-color:#C6DCE3;color:var(--blue);background:var(--blue-light)}
.mega .chev{font-size:11px;color:var(--muted);transition:transform .18s}
.mega[open] .chev{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:820px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-m);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 1.05fr;gap:24px;
  opacity:0;transform:translateY(-6px);visibility:hidden;
  transition:opacity .16s,transform .16s,visibility .16s;
}
.mega[open] .mega-panel{opacity:1;transform:none;visibility:visible}
@media (min-width:1024px){
  .mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;transform:none;visibility:visible}
}
.mega-col h5{
  font-family:var(--sans);font-size:12px;letter-spacing:.16em;
  color:var(--muted);margin:0 0 12px;font-weight:600;
}
.mega-col a.mega-link{
  display:block;font-size:14px;color:#374A53;padding:7px 0;transition:.16s;
}
.mega-col a.mega-link:hover{color:var(--blue);transform:translateX(3px)}
.mega-item{display:flex;gap:12px;padding:8px 0;border-bottom:1px solid #F0EEE8}
.mega-item:last-child{border-bottom:0}
.mega-item img{width:56px;height:42px;object-fit:cover;border-radius:8px;flex-shrink:0}
.mega-item strong{display:block;font-size:13.5px;font-weight:600;line-height:1.5;color:#2D3D45}
.mega-item span{font-size:12px;color:var(--muted)}
.mega-entry{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--paper);
  display:flex;flex-direction:column;
}
.mega-entry img{width:100%;height:112px;object-fit:cover}
.mega-entry div{padding:14px}
.mega-entry p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:10px}
.mega-entry a{font-size:13px;font-weight:600;color:var(--blue)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:12px;
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background .18s,box-shadow .18s,transform .12s,border-color .18s,color .18s;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:var(--shadow-s)}
.btn-primary:hover{background:var(--blue-ink);box-shadow:var(--shadow-m)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--blue-light);border-color:#C6DCE3;color:var(--blue-deep)}
.btn-ghost:active{transform:scale(.98)}
.btn-sand{background:var(--sand);color:#fff}
.btn-sand:hover{background:#B37F3B;box-shadow:var(--shadow-m)}
.btn-sand:active{transform:scale(.98)}

/* 标签 */
.tag{
  display:inline-flex;align-items:center;justify-content:center;
  padding:3px 11px;border-radius:999px;font-size:12.5px;
  background:var(--blue-light);color:var(--blue-deep);white-space:nowrap;
}
.tag--sand{background:var(--sand-light);color:var(--sand-ink)}

/* Hero */
.page-hero{padding:52px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.eyebrow{
  font-size:12.5px;letter-spacing:.2em;color:var(--sand-ink);
  display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--sand)}
.page-hero h1{font-size:40px;letter-spacing:.01em;color:var(--blue-deep)}
.page-hero h1 .accent{color:var(--blue)}
.lead{margin-top:18px;font-size:16.5px;color:#4C5A62;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.hero-tags li{
  font-size:13px;color:var(--muted);border:1px solid var(--line);
  background:#fff;border-radius:999px;padding:4px 12px;
}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-m)}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:center}
.hero-media figcaption{
  position:absolute;left:14px;bottom:14px;
  background:rgba(255,255,255,.94);color:var(--blue-deep);
  font-size:12.5px;padding:5px 12px;border-radius:999px;letter-spacing:.04em;
}

/* 筛选条 */
.filter-bar{
  position:sticky;top:78px;z-index:40;
  background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.filter-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.chips{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  padding:7px 16px;border-radius:999px;font-size:13.5px;white-space:nowrap;
  border:1px solid var(--line);color:#465861;background:#fff;transition:.16s;
}
.chip:hover{border-color:#C6DCE3;background:var(--blue-light);color:var(--blue-deep)}
.chip.active{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:var(--shadow-s)}
.filter-note{font-size:13px;color:var(--muted);white-space:nowrap}

/* 通用板块 */
.section{padding:76px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head .num{
  font-family:var(--serif);font-size:13px;letter-spacing:.2em;
  color:var(--sand-ink);display:block;margin-bottom:10px;
}
.section-head h2{font-size:28px;color:var(--blue-deep)}
.section-head p{margin-top:12px;font-size:15.5px;color:var(--muted)}

/* 条目清单 */
.row-head{
  display:grid;grid-template-columns:64px minmax(0,1fr) 120px 96px 40px;
  gap:16px;align-items:center;padding:0 12px 12px;
  font-size:12px;letter-spacing:.14em;color:var(--muted);
  border-bottom:1px solid var(--line);
}
.ep-list{border-bottom:1px solid var(--line)}
.ep-row{
  display:grid;grid-template-columns:64px minmax(0,1fr) 120px 96px 40px;
  gap:16px;align-items:center;padding:16px 12px;
  border-bottom:1px solid var(--line);
  transition:background .16s,box-shadow .16s;
}
.ep-list .ep-row:last-child{border-bottom:0}
.ep-row:hover{background:var(--blue-light);box-shadow:inset 3px 0 0 var(--blue)}
.ep-no{font-family:var(--serif);font-size:20px;font-weight:600;color:var(--blue);line-height:1}
.ep-main h3{font-size:18px;font-weight:600;color:#25353D;transition:color .16s}
.ep-row:hover .ep-main h3{color:var(--blue-deep)}
.ep-main p{margin-top:5px;font-size:13.5px;color:var(--muted);line-height:1.7}
.ep-range{font-size:13px;color:var(--muted);letter-spacing:.02em}
.ep-arrow{justify-self:end;color:#9AA8AE;font-size:16px;transition:transform .16s,color .16s}
.ep-row:hover .ep-arrow{transform:translateX(4px);color:var(--blue)}

/* 读法 */
.path-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.path-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-s);
}
.path-card h3{font-size:21px;color:var(--blue-deep)}
.path-card > p{margin-top:10px;font-size:14.5px;color:var(--muted)}
.steps{margin-top:20px}
.steps li{
  display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;
  padding:14px 0;border-top:1px solid var(--line);align-items:start;
}
.steps .n{
  font-family:var(--serif);font-size:15px;color:var(--sand-ink);
  letter-spacing:.08em;padding-top:2px;
}
.steps strong{display:block;font-size:15.5px;color:#2B3C44;font-weight:600}
.steps span{display:block;font-size:13.5px;color:var(--muted);margin-top:3px}
.path-side{display:grid;gap:16px}
.path-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;transition:transform .16s,box-shadow .16s,border-color .16s;
}
.path-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-m);border-color:#CFE0E6}
.path-row strong{display:block;font-size:16px;font-family:var(--serif);color:var(--blue-deep)}
.path-row small{display:block;font-size:13px;color:var(--muted);margin-top:4px}
.path-row .go{color:var(--blue);font-size:15px;flex-shrink:0}

/* 交叉入口 */
.cross-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cross-card{
  display:grid;grid-template-columns:160px minmax(0,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .16s,box-shadow .16s,border-color .16s;
}
.cross-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-m);border-color:#CFE0E6}
.cross-card img{width:100%;height:100%;min-height:150px;object-fit:cover;transition:transform .3s}
.cross-card:hover img{transform:scale(1.03)}
.cross-body{padding:22px}
.cross-body h3{font-size:19px;color:var(--blue-deep)}
.cross-body p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.75}
.cross-body .link{margin-top:12px;display:inline-block;font-size:13.5px;font-weight:600;color:var(--blue)}
.cross-card:hover .link{text-decoration:underline;text-underline-offset:4px}

/* FAQ */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 4px;font-size:16px;font-weight:500;color:#26363E;
  cursor:pointer;list-style:none;transition:color .16s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-family:var(--sans);font-size:19px;color:var(--blue);
  transition:transform .18s;flex-shrink:0;
}
.faq-item[open] summary{color:var(--blue-deep)}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--blue)}
.faq-item p{padding:0 4px 18px;font-size:14px;color:var(--muted);line-height:1.9;max-width:760px}

/* CTA */
.cta-band{
  background:#FBF3E8;border:1px solid #EFE3D2;border-radius:var(--radius-lg);
  padding:36px;display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.cta-band h2{font-size:26px;color:#4A3618}
.cta-band p{margin-top:10px;font-size:14.5px;color:#7A6446;max-width:460px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.subscribe{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.subscribe input{
  flex:1 1 200px;min-height:44px;padding:0 14px;border-radius:10px;
  border:1px solid #E2D3BC;background:#fff;font-size:14px;color:var(--ink);
}
.subscribe input::placeholder{color:#A7967E}
.form-hint{margin-top:10px;font-size:12.5px;color:#8A6E45;min-height:18px}
.cta-label{font-size:12.5px;letter-spacing:.16em;color:#8A6E45;margin-bottom:8px;display:block}

/* 页脚 */
.site-footer{
  background:#EEF2F2;border-top:1px solid var(--line);
  margin-top:80px;padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .brand{margin-bottom:14px}
.footer-about{font-size:13.5px;color:#5C6B72;line-height:1.85;max-width:330px}
.footer-col h4{font-size:15px;color:var(--blue-deep);margin-bottom:12px;font-weight:600}
.footer-col a{display:block;font-size:13.5px;color:#4A5A62;padding:5px 0;transition:color .16s}
.footer-col a:hover{color:var(--blue);text-decoration:underline;text-underline-offset:4px}
.footer-col p{font-size:13px;color:var(--muted);margin-bottom:8px;line-height:1.8}
.footer-bottom{
  margin-top:38px;padding-top:18px;border-top:1px solid #DDE3E3;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.to-top{transition:color .16s}
.to-top:hover{color:var(--blue);text-decoration:underline;text-underline-offset:4px}

/* 响应式 */
@media (max-width:1100px){
  .container{padding:0 32px}
  .header-inner{gap:20px}
  .nav-main{gap:20px}
  .mega-panel{width:720px}
}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .page-hero{padding:40px 0 36px}
  .page-hero h1{font-size:32px}
  .path-grid{grid-template-columns:1fr}
  .cross-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;height:auto;padding-top:12px;padding-bottom:12px;gap:12px}
  .brand{margin-right:auto}
  .mega{margin-left:0}
  .nav-main{order:3;width:100%;overflow-x:auto;gap:22px;margin-left:0;padding-bottom:4px}
  .nav-main::-webkit-scrollbar{display:none}
  .nav-link{white-space:nowrap;font-size:14.5px}
  .mega-panel{
    position:absolute;right:0;width:min(92vw,360px);
    grid-template-columns:1fr;gap:18px;padding:18px;
  }
  .filter-bar{top:auto;position:static}
  .section{padding:56px 0}
  .section-head h2{font-size:24px}
  .row-head{display:none}
  .ep-row{
    display:flex;flex-wrap:wrap;align-items:center;
    gap:6px 10px;padding:18px 6px;
  }
  .ep-no{width:40px;font-size:17px}
  .ep-main{flex:1 1 calc(100% - 70px);min-width:0}
  .ep-main h3{font-size:16.5px}
  .ep-main p{font-size:13px}
  .tag{margin-left:50px}
  .ep-arrow{margin-left:auto}
  .cross-card{grid-template-columns:1fr}
  .cross-card img{height:160px;min-height:0}
}
@media (max-width:640px){
  .container{padding:0 20px}
  body{font-size:16px}
  .page-hero h1{font-size:28px}
  .lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%}
  .filter-inner{flex-direction:column;align-items:flex-start;gap:0;padding-bottom:10px}
  .filter-note{padding-bottom:6px}
  .cta-band{padding:22px}
  .cta-band h2{font-size:22px}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .path-card{padding:22px}
  .path-row{padding:18px}
}