/* roulang page: index */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --error:#A3322A;
  --r-sm:4px;
  --r-md:10px;
  --r-lg:16px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:-.01em}
h3,h4{font-family:var(--sans)}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:13px 26px;border-radius:var(--r-md);
  font-family:var(--sans);font-size:16px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:background-color .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-soft);border-color:var(--primary);color:var(--primary)}
.btn-block{width:100%}
.btn-sm{min-height:40px;padding:9px 18px;font-size:15px}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--primary);
  transition:gap .22s ease,color .22s ease;
}
.link-arrow svg{transition:transform .22s ease}
.link-arrow:hover{gap:12px;color:var(--primary-dark)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(227,160,44,.14);color:var(--primary);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.12em;
}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--accent);border-radius:2px}
.dot-sep{display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--accent);vertical-align:middle;margin:0 8px}

/* ---------- 顶部信息条 ---------- */
.topbar{border-bottom:1px solid var(--line);font-size:13px;color:var(--muted);background:var(--bg)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-note{display:flex;align-items:center;gap:8px}
.topbar-note svg{flex:none;color:var(--primary)}
.topbar-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topbar-links a{color:var(--ink-2);font-size:13px}
.topbar-links a:hover{color:var(--primary)}
.topbar-tel{color:var(--support);font-weight:600;letter-spacing:.02em}
@media(max-width:767px){.topbar-links{display:none}.topbar-inner{justify-content:center}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,242,234,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background-color .3s ease;
  backdrop-filter:saturate(140%) blur(10px);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(246,242,234,.97)}
.nav-main{display:flex;align-items:center;gap:24px;padding:14px 0}
.logo{display:inline-flex;align-items:center;gap:12px;flex:none;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo-symbol{
  width:34px;height:34px;flex:none;border-radius:9px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  position:relative;box-shadow:var(--sh-1);
}
.logo-symbol::after{
  content:"";position:absolute;inset:9px;border:2px solid rgba(255,253,248,.92);border-radius:4px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-kicker{font-size:11px;letter-spacing:.32em;color:var(--muted);font-weight:600}
.logo-main{font-family:var(--serif);font-size:22px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.logo-main em{font-style:normal;color:var(--primary);margin-left:4px}
.nav-search{
  position:relative;display:flex;align-items:center;
  flex:1 1 auto;max-width:560px;height:48px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(227,160,44,.22)}
.nav-search .s-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;padding:0 12px 0 46px;
  border:0;background:transparent;color:var(--ink);font-size:15px;border-radius:var(--r-pill);
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{outline:none}
.nav-search-btn{
  flex:none;height:38px;margin-right:5px;padding:0 20px;
  border:0;border-radius:var(--r-pill);background:var(--primary);color:#fff;
  font-size:14.5px;font-weight:600;cursor:pointer;transition:background-color .2s ease;
}
.nav-search-btn:hover{background:var(--primary-dark)}
.nav-cta{flex:none}
.nav-toggle{
  display:none;flex:none;width:46px;height:46px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);color:var(--ink);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
.nav-cats{border-top:1px solid var(--line);background:rgba(255,253,248,.6)}
.nav-cats-inner{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:0}
.nav-cats a{
  position:relative;display:inline-flex;align-items:center;
  padding:13px 14px;font-size:15px;color:var(--ink-2);font-weight:500;
  transition:color .2s ease;
}
.nav-cats a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-cats a:hover{color:var(--primary)}
.nav-cats a:hover::after{transform:scaleX(1)}
.nav-cats a.is-active{color:var(--primary);font-weight:700}
.nav-cats a.is-active::after{transform:scaleX(1)}
@media(max-width:1023px){
  .nav-main{flex-wrap:wrap;gap:14px}
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-search{display:none}
  .nav-panel{display:none;width:100%;flex-direction:column;gap:16px;padding-top:6px}
  .nav-panel.is-open{display:flex}
  .nav-panel .nav-search{display:flex;max-width:100%;order:-1}
  .nav-cats{display:none}
  .nav-panel .nav-cats-mobile{display:flex;flex-direction:column;border-top:1px solid var(--line);padding-top:8px}
  .nav-panel .nav-cats-mobile a{padding:12px 4px;border-bottom:1px solid var(--line);font-size:16px;min-height:44px}
  .nav-panel .nav-cats-mobile a::after{display:none}
  .nav-panel .nav-cta-mobile{display:inline-flex;width:100%}
}
@media(min-width:1024px){
  .nav-cats-mobile,.nav-cta-mobile{display:none}
  .nav-panel{display:block;flex:1 1 auto;max-width:560px}
  .nav-panel .nav-search{max-width:560px}
}

/* ---------- Hero ---------- */
.hero{padding:44px 0 56px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,253,248,.9) 0%,rgba(246,242,234,0) 72%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
.hero-brandline{display:flex;align-items:center;gap:10px;margin-bottom:18px;font-size:13px;color:var(--muted);letter-spacing:.08em}
.hero h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.14;letter-spacing:-.02em;
  margin:0 0 20px;position:relative;padding-bottom:22px;
}
.hero h1::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:2px;background:var(--accent)}
.hero h1 em{font-style:normal;color:var(--primary);font-weight:700}
.hero-sub{font-size:17.5px;color:var(--ink-2);max-width:34em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:520px;border-top:1px solid var(--line);padding-top:20px}
.metric-num{font-family:var(--serif);font-size:28px;font-weight:700;color:var(--primary);line-height:1.1}
.metric-label{font-size:12px;color:var(--muted);line-height:1.6;margin-top:4px}
.hero-media{position:relative;padding:0 0 44px 0}
.hero-media-frame{
  position:relative;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);background:var(--surface);
}
.hero-media-frame img{width:100%;aspect-ratio:4/5;object-fit:cover}
.hero-float{
  position:absolute;left:-6px;bottom:0;width:46%;
  display:flex;gap:12px;align-items:center;
  background:var(--surface);border:4px solid var(--surface);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);padding:10px 12px;
}
.hero-float img{width:56px;height:56px;object-fit:cover;border-radius:8px;flex:none}
.hero-float strong{display:block;font-size:13.5px;line-height:1.4;color:var(--ink)}
.hero-float span{display:block;font-size:11.5px;color:var(--muted);line-height:1.5;margin-top:2px}
@media(min-width:1024px){
  .hero{padding:56px 0 76px}
  .hero-inner{grid-template-columns:7fr 5fr;gap:56px}
}
@media(max-width:639px){
  .hero-metrics{grid-template-columns:1fr 1fr;gap:14px}
  .hero-float{width:60%}
}

/* ---------- 板块骨架 ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1024px){.section{padding:92px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;margin-top:10px}
.section-head p{color:var(--ink-2);font-size:16px;max-width:40em;margin-top:10px}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 痛点提问 ---------- */
.pain-list{display:grid;grid-template-columns:1fr;gap:0;max-width:900px}
.pain-item{
  display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;
  padding:20px 0;border-bottom:1px solid var(--line);
}
.pain-item:first-child{border-top:1px solid var(--line)}
.pain-num{font-family:var(--serif);font-size:26px;font-weight:700;color:rgba(180,71,31,.28);line-height:1.2}
.pain-q{font-family:var(--serif);font-size:19px;color:var(--ink);line-height:1.7}
.pain-note{grid-column:2;font-size:14px;color:var(--muted);margin-top:2px}
@media(min-width:768px){.pain-list{grid-template-columns:1fr 1fr;column-gap:48px}.pain-item:nth-child(2){border-top:1px solid var(--line)}}

/* ---------- 方案卡片 ---------- */
.solution-grid{display:grid;grid-template-columns:1fr;gap:20px;align-items:start}
.sol-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  display:flex;flex-direction:column;height:100%;
}
.sol-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D5C9B6}
.sol-icon{width:46px;height:46px;border-radius:12px;background:rgba(180,71,31,.09);display:flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:16px}
.sol-card h3{font-size:20px;font-weight:600;margin-bottom:10px;line-height:1.4}
.sol-desc{font-size:15.5px;color:var(--ink-2);line-height:1.8;margin-bottom:16px}
.sol-points{display:flex;flex-direction:column;gap:9px;margin-bottom:20px}
.sol-points li{display:flex;gap:9px;font-size:14.5px;color:var(--ink-2);line-height:1.6}
.sol-points svg{flex:none;color:var(--support);margin-top:4px}
.sol-card .link-arrow{margin-top:auto;font-size:14.5px}
@media(min-width:768px){.solution-grid{grid-template-columns:1fr 1fr;gap:24px}}
@media(min-width:1024px){
  .solution-grid{grid-template-columns:5fr 4fr 3fr;gap:24px}
  .sol-card:nth-child(2){margin-top:18px}
  .sol-card:nth-child(3){margin-top:36px;padding:24px 20px}
  .sol-card:nth-child(3) h3{font-size:18px}
}

/* ---------- 数据带 ---------- */
.stats-band{background:var(--support);color:#F2EFE7;padding:52px 0}
.stats-band .eyebrow{color:var(--accent)}
.stats-band .eyebrow::before{background:var(--accent)}
.stats-band h2{color:#FFFDF8;font-size:clamp(22px,2.6vw,30px);margin-top:10px}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:32px}
.stat-num{font-family:var(--serif);font-size:clamp(34px,4vw,48px);font-weight:700;color:#FFFDF8;line-height:1.05;display:flex;align-items:baseline;gap:6px}
.stat-num i{font-style:normal;color:var(--accent);font-size:.6em}
.stat-label{font-size:13.5px;color:rgba(242,239,231,.72);margin-top:8px;line-height:1.6}
.stats-foot{margin-top:28px;font-size:12px;color:rgba(242,239,231,.55);border-top:1px solid rgba(242,239,231,.16);padding-top:16px}
@media(min-width:768px){.stats-grid{grid-template-columns:repeat(4,1fr);gap:20px}}

/* ---------- 最新信息（CMS） ---------- */
.latest-grid{display:grid;grid-template-columns:1fr;gap:20px}
.latest-lead{
  grid-column:1/-1;display:grid;grid-template-columns:1fr;gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.latest-lead:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.latest-lead-media{display:block;overflow:hidden;background:#EFE9DD}
.latest-lead-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s ease}
.latest-lead:hover .latest-lead-media img{transform:scale(1.03)}
.latest-lead-body{padding:24px;display:flex;flex-direction:column;gap:12px}
.latest-lead-body h3{font-family:var(--serif);font-size:22px;line-height:1.45}
.latest-lead-body h3 a{color:var(--ink)}
.latest-lead-body h3 a:hover{color:var(--primary)}
.latest-lead-body p{font-size:15px;color:var(--ink-2);line-height:1.8;margin:0}
.latest-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.latest-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.latest-card-media{display:block;overflow:hidden;background:#EFE9DD}
.latest-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s ease}
.latest-card:hover .latest-card-media img{transform:scale(1.03)}
.latest-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.latest-card-body h3{font-size:17.5px;font-weight:600;line-height:1.5}
.latest-card-body h3 a{color:var(--ink)}
.latest-card-body h3 a:hover{color:var(--primary)}
.latest-card-body p{font-size:14px;color:var(--muted);line-height:1.75;margin:0}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-top:auto}
.meta-row svg{vertical-align:-2px;margin-right:4px;color:var(--muted)}
.latest-empty{
  border:1px dashed var(--line);border-radius:var(--r-lg);background:rgba(255,253,248,.7);
  min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  text-align:center;padding:24px;color:var(--muted);font-size:15px;
}
.latest-empty a{font-weight:600}
@media(min-width:768px){
  .latest-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .latest-lead{grid-template-columns:1.15fr 1fr;align-items:stretch}
  .latest-lead-media img{height:100%;aspect-ratio:auto;min-height:280px}
  .latest-lead-body{padding:28px}
}

/* ---------- 分类宫格 ---------- */
.cat-grid{display:grid;grid-template-columns:1fr;gap:18px}
.cat-card{
  position:relative;display:block;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;color:var(--ink);box-shadow:var(--sh-1);min-height:172px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D5C9B6;color:var(--ink)}
.cat-card .cat-index{font-family:var(--serif);font-size:13px;color:var(--primary);letter-spacing:.14em;font-weight:700}
.cat-card h3{font-size:20px;font-weight:600;margin:10px 0 8px;line-height:1.4}
.cat-card p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;max-width:34em}
.cat-card .link-arrow{margin-top:16px;font-size:14px}
.cat-card.has-img{padding:0;display:flex;flex-direction:column}
.cat-card.has-img .cat-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s ease}
.cat-card.has-img .cat-body{padding:22px 24px 24px}
.cat-card.has-img:hover .cat-thumb{transform:scale(1.03)}
.cat-card.tint{background:var(--bg-soft)}
.cat-card.deep{background:var(--support);border-color:var(--support);color:#F4F0E7}
.cat-card.deep h3{color:#FFFDF8}
.cat-card.deep p{color:rgba(244,240,231,.72)}
.cat-card.deep .cat-index{color:var(--accent)}
.cat-card.deep:hover{color:#fff}
.cat-card.deep .link-arrow{color:var(--accent)}
@media(min-width:768px){
  .cat-grid{grid-template-columns:1fr 1fr;gap:20px}
  .cat-grid .span-2{grid-column:span 2}
}
@media(min-width:1024px){
  .cat-grid{grid-template-columns:repeat(6,1fr);gap:22px}
  .cat-grid .span-3{grid-column:span 3}
  .cat-grid .span-2{grid-column:span 2}
}

/* ---------- 流程时间轴 ---------- */
.flow-grid{display:grid;grid-template-columns:1fr;gap:0;position:relative}
.flow-step{position:relative;padding:22px 0 22px 56px;border-top:1px solid var(--line)}
.flow-step:first-child{border-top:0}
.flow-step::before{
  content:attr(data-step);position:absolute;left:0;top:22px;
  width:38px;height:38px;border-radius:50%;background:var(--bg-soft);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:15px;font-weight:700;color:var(--primary);
}
.flow-step::after{
  content:"";position:absolute;left:19px;top:64px;bottom:-4px;width:1px;background:var(--line);
}
.flow-step:last-child::after{display:none}
.flow-step h3{font-size:18px;font-weight:600;margin-bottom:6px}
.flow-step p{font-size:14.5px;color:var(--ink-2);margin:0;line-height:1.75}
@media(min-width:1024px){
  .flow-grid{grid-template-columns:repeat(4,1fr);gap:24px}
  .flow-step{padding:56px 12px 0 0;border-top:0;border-left:0}
  .flow-step:first-child{border-top:0}
  .flow-step::before{top:0;left:0;width:44px;height:44px;font-size:16px}
  .flow-step::after{left:0;right:0;top:22px;bottom:auto;height:1px;width:auto;transform:translateX(56px);background:var(--line)}
  .flow-step:last-child::after{display:none}
}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item:hover{border-color:#D5C9B6}
.faq-item.is-open{border-color:var(--primary);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-family:var(--sans);font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;min-height:44px;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-item.is-open .faq-q{color:var(--primary)}
.faq-ico{
  flex:none;position:relative;width:20px;height:20px;border-radius:50%;
  border:1px solid var(--line);transition:transform .2s ease,border-color .2s ease;
}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink-2);border-radius:1px;
  transition:transform .2s ease,background-color .2s ease;
}
.faq-ico::before{width:10px;height:1.6px;transform:translate(-50%,-50%)}
.faq-ico::after{width:1.6px;height:10px;transform:translate(-50%,-50%)}
.faq-item.is-open .faq-ico{transform:rotate(180deg);border-color:var(--primary)}
.faq-item.is-open .faq-ico::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-item.is-open .faq-ico::before{background:var(--primary)}
.faq-a{display:none;padding:0 20px 20px;font-size:16px;color:var(--ink-2);line-height:1.9}
.faq-item.is-open .faq-a{display:block}
.faq-a p{margin:0 0 .8em}
.faq-a p:last-child{margin-bottom:0}

/* ---------- CTA / 表单 ---------- */
.cta-wrap{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start}
.cta-lead h2{font-size:clamp(24px,3vw,34px);line-height:1.3;margin-bottom:16px}
.cta-lead p{color:var(--ink-2);font-size:16px;max-width:32em}
.cta-points{display:flex;flex-direction:column;gap:12px;margin:22px 0 26px}
.cta-points li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.7}
.cta-points svg{flex:none;color:var(--primary);margin-top:5px}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);
}
.form-card h3{font-size:19px;font-weight:600;margin-bottom:6px}
.form-hint{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field select,
.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;
  background:var(--bg-soft);color:var(--ink);font-size:15.5px;line-height:1.5;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
  appearance:none;-webkit-appearance:none;
}
.field select{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' fill='none' stroke='%23857C71' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}
.field textarea{min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(180,71,31,.14);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--error)}
.field-error{display:none;font-size:12px;color:var(--error);margin-top:6px}
.field.has-error .field-error{display:block}
.check-row{display:flex;gap:10px;align-items:flex-start;margin:4px 0 14px}
.check-row input[type="checkbox"]{width:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--primary)}
.check-row label{font-size:13.5px;color:var(--ink-2);line-height:1.7}
.privacy-line{font-size:12px;color:var(--muted);line-height:1.8;margin-top:14px}
.privacy-line a{text-decoration:underline;text-underline-offset:3px}
.form-msg{display:none;margin-top:14px;padding:12px 14px;border-radius:10px;background:rgba(46,74,63,.08);color:var(--support);font-size:14px}
.form-msg.is-visible{display:block}
@media(min-width:1024px){.cta-grid{grid-template-columns:1fr 460px;gap:56px}.form-card{padding:30px 28px}}

/* ---------- 弹层 ---------- */
.modal{position:fixed;inset:0;z-index:120;display:none}
.modal.is-open{display:flex;align-items:flex-start;justify-content:center;padding:5vh 16px}
.modal-backdrop{position:absolute;inset:0;background:rgba(27,24,21,.5)}
.modal-panel{
  position:relative;width:100%;max-width:520px;background:var(--surface);
  border-radius:var(--r-lg);padding:28px 24px;box-shadow:var(--sh-2);
  max-height:90vh;overflow:auto;
}
.modal-close{
  position:absolute;right:14px;top:14px;width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:50%;color:var(--ink-2);cursor:pointer;
  transition:color .2s ease,border-color .2s ease;
}
.modal-close:hover{color:var(--primary);border-color:var(--primary)}
.modal-panel h3{font-size:21px;margin-bottom:8px}
.modal-panel .form-hint{margin-bottom:20px}
@media(max-width:639px){
  .modal.is-open{align-items:flex-end;padding:0}
  .modal-panel{max-width:none;border-radius:16px 16px 0 0;max-height:90vh;padding:26px 20px 24px}
}

/* ---------- 隐私说明 ---------- */
.privacy-strip{padding:26px 0;background:var(--bg)}
.privacy-strip p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.9}
.privacy-strip a{text-decoration:underline;text-underline-offset:3px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--support);color:rgba(244,240,231,.82);padding:56px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
.f-brand .logo-main{color:#FFFDF8}
.f-brand .logo-kicker{color:rgba(244,240,231,.55)}
.f-brand .logo-main em{color:var(--accent)}
.f-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(244,240,231,.68);max-width:30em}
.f-title{font-size:14px;font-weight:600;color:#FFFDF8;margin-bottom:16px;letter-spacing:.06em}
.f-links{display:flex;flex-direction:column;gap:11px}
.f-links a{color:rgba(244,240,231,.78);font-size:14px}
.f-links a:hover{color:var(--accent)}
.f-contact{display:flex;flex-direction:column;gap:11px;color:rgba(244,240,231,.78)}
.f-contact strong{color:#FFFDF8;font-weight:600}
.f-sub-form{display:flex;gap:8px;margin-top:4px}
.f-sub-form input{
  flex:1 1 auto;min-width:0;height:44px;padding:0 14px;border-radius:10px;
  border:1px solid rgba(244,240,231,.22);background:rgba(255,253,248,.08);color:#FFFDF8;font-size:14px;
}
.f-sub-form input::placeholder{color:rgba(244,240,231,.5)}
.f-sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,160,44,.2)}
.f-sub-form button{
  flex:none;height:44px;padding:0 18px;border:0;border-radius:10px;background:var(--accent);
  color:#221C14;font-size:14.5px;font-weight:700;cursor:pointer;transition:background-color .2s ease;
}
.f-sub-form button:hover{background:#F0B144}
.f-note{font-size:12px;color:rgba(244,240,231,.5);margin-top:10px;line-height:1.7}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(244,240,231,.16);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(244,240,231,.6);
}
.footer-bottom a{color:rgba(244,240,231,.72)}
.footer-bottom a:hover{color:var(--accent)}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
@media(min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px}}

/* ---------- 进场动画 ---------- */
.reveal-up{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1)}
.reveal-up.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal-up{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --error:#A3322A;
  --r-sm:4px;
  --r-md:10px;
  --r-lg:16px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(27,24,21,.06), 0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08), 0 18px 40px -18px rgba(27,24,21,.22);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  --container:1180px;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
button{font-family:var(--sans)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink)}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
input,select,textarea{font-family:var(--sans)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1024px){
  .container{padding:0 32px}
}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-md);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--bg-soft)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:8px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,242,234,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(246,242,234,.98)}
.topbar{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:36px;
  font-size:13px;
  color:var(--muted);
}
.topbar-left{display:flex;align-items:center;gap:8px}
.topbar-left .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 3px rgba(227,160,44,.2);
}
.topbar-links{display:flex;align-items:center;gap:22px}
.topbar-links a{color:var(--muted);font-size:13px}
.topbar-links a:hover{color:var(--primary)}

.nav-main-inner{
  display:flex;
  align-items:center;
  gap:24px;
  padding-top:14px;
  padding-bottom:14px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
  color:var(--ink);
}
.logo:hover{color:var(--ink)}
.logo-symbol{
  width:30px;height:30px;
  border:2px solid var(--ink);
  border-radius:6px;
  position:relative;
  display:inline-block;
  transform:rotate(45deg);
  flex-shrink:0;
}
.logo-symbol::after{
  content:"";
  position:absolute;
  inset:7px;
  background:var(--primary);
  border-radius:2px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-kicker{font-size:11px;letter-spacing:.28em;color:var(--muted);font-weight:500}
.logo-main{font-family:var(--serif);font-size:22px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.logo-main em{font-style:normal;color:var(--primary)}

.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 auto;
  max-width:560px;
  height:48px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 4px 4px 46px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(227,160,44,.22);
}
.nav-search .search-icon{
  position:absolute;
  left:17px;top:50%;
  transform:translateY(-50%);
  width:18px;height:18px;
  color:var(--muted);
  display:flex;align-items:center;justify-content:center;
}
.nav-search input[type="search"]{
  flex:1 1 auto;
  height:100%;
  margin:0;
  padding:0 8px 0 0;
  border:0;
  background:transparent;
  font-size:15px;
  color:var(--ink);
  box-shadow:none;
}
.nav-search input[type="search"]:focus{outline:none;box-shadow:none}
.nav-search input::placeholder{color:var(--muted)}
.nav-search button{
  flex-shrink:0;
  padding:10px 22px;
  border:0;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s ease;
}
.nav-search button:hover{background:var(--primary-dark)}

.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:#fff;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.nav-cats{border-top:1px solid var(--line);background:rgba(255,253,248,.7)}
.nav-cats-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:50px;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-cats-inner::-webkit-scrollbar{display:none}
.nav-cats a{
  position:relative;
  padding:14px 0;
  font-size:15px;
  color:var(--ink-2);
  white-space:nowrap;
  flex-shrink:0;
}
.nav-cats a::after{
  content:"";
  position:absolute;
  left:0;right:100%;
  bottom:8px;
  height:2px;
  background:var(--primary);
  transition:right .24s ease;
}
.nav-cats a:hover{color:var(--primary)}
.nav-cats a:hover::after{right:0}
.nav-cats a.is-active{color:var(--primary);font-weight:600}
.nav-cats a.is-active::after{right:0}

.mobile-nav{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg-soft);
  padding:18px 20px 24px;
}
.mobile-nav.is-open{display:block}
.mobile-search{display:flex;gap:8px;margin-bottom:16px}
.mobile-search input{
  flex:1 1 auto;
  height:46px;
  margin:0;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:15px;
  background:#fff;
}
.mobile-search button{
  height:46px;
  padding:0 20px;
  border:0;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
}
.mobile-links{display:flex;flex-direction:column}
.mobile-links a{
  padding:13px 2px;
  font-size:16px;
  color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.mobile-links a:last-child{border-bottom:0}
.mobile-links a:hover{color:var(--primary)}
.mobile-cta{margin-top:16px;width:100%}

@media (max-width:1023px){
  .topbar-links{gap:16px}
  .topbar-links a:nth-child(n+3){display:none}
  .nav-main-inner{flex-wrap:wrap;gap:14px;padding-top:12px;padding-bottom:12px}
  .nav-search{order:3;width:100%;max-width:none;flex:1 1 100%}
  .nav-actions .btn-primary{display:none}
  .nav-toggle{display:flex}
  .nav-cats{display:none}
}
@media (max-width:639px){
  .topbar-left span:last-child{font-size:12px}
  .logo-main{font-size:19px}
  .logo-kicker{font-size:10px}
  .nav-search{height:46px}
}

/* ---------- 文章头部 ---------- */
.article-hero{padding:26px 0 8px}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--muted);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span.sep{color:var(--line)}
.breadcrumb .current{color:var(--ink-2)}

.article-head{max-width:820px}
.head-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.badge{
  display:inline-flex;
  align-items:center;
  padding:5px 14px;
  border-radius:999px;
  background:rgba(227,160,44,.14);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
}
.head-section{font-size:13px;color:var(--muted)}
.article-h1{
  font-family:var(--serif);
  font-size:clamp(28px,3.8vw,44px);
  line-height:1.22;
  letter-spacing:-.02em;
  margin:0 0 18px;
}
.article-h1::after{
  content:"";
  display:block;
  width:56px;
  height:4px;
  border-radius:2px;
  background:var(--accent);
  margin-top:20px;
}
.article-sub{
  font-size:16px;
  color:var(--ink-2);
  max-width:720px;
  margin:18px 0 0;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  margin-top:20px;
  font-size:13px;
  color:var(--muted);
}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-row svg{width:14px;height:14px;color:var(--muted)}
.meta-dot{width:3px;height:3px;border-radius:50%;background:var(--line)}

/* ---------- 正文布局 ---------- */
.article-section{padding:34px 0 0}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:44px;
}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:56px}
}
.article-main{min-width:0}
.article-body{
  max-width:760px;
  margin:0 auto;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-2);
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em;color:var(--ink-2)}
.article-body strong{color:var(--ink);font-weight:600}
.article-body h2{
  font-family:var(--serif);
  font-size:clamp(22px,2.4vw,30px);
  line-height:1.32;
  letter-spacing:-.01em;
  color:var(--ink);
  margin:2.2em 0 .8em;
}
.article-body h2::before{
  content:"";
  display:block;
  width:36px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
  margin-bottom:14px;
}
.article-body h3{
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  margin:1.8em 0 .6em;
  line-height:1.45;
}
.article-body h4{
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  margin:1.6em 0 .5em;
}
.article-body ul,
.article-body ol{
  margin:0 0 1.2em;
  padding-left:1.35em;
  color:var(--ink-2);
}
.article-body li{margin-bottom:.5em}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--primary);font-weight:600}
.article-body blockquote{
  margin:1.7em 0;
  padding:18px 24px;
  border-left:3px solid var(--accent);
  background:var(--bg-soft);
  border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--ink);
  font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{
  color:var(--primary);
  border-bottom:1px solid rgba(180,71,31,.35);
}
.article-body a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
.article-body img{
  max-width:100%;
  margin:1.7em auto;
  border-radius:var(--r-img);
  box-shadow:var(--sh-1);
}
.article-body figure{margin:1.7em 0}
.article-body figure img{margin:0 auto}
.article-body figcaption{
  text-align:center;
  font-size:12px;
  color:var(--muted);
  margin-top:10px;
  line-height:1.7;
}
.article-body hr{
  border:0;
  border-top:1px solid var(--line);
  margin:2.4em 0;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.7em 0;
  font-size:15px;
}
.article-body th,
.article-body td{
  border:1px solid var(--line);
  padding:10px 13px;
  text-align:left;
  vertical-align:top;
}
.article-body th{background:var(--bg-soft);color:var(--ink);font-weight:600}
.article-body code{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:4px;
  padding:1px 6px;
  font-size:14px;
}

/* 空状态 */
.empty-state{
  max-width:760px;
  margin:0 auto;
  padding:56px 28px;
  text-align:center;
  background:var(--bg-soft);
  border:1px dashed var(--line);
  border-radius:var(--r-lg);
}
.empty-title{
  font-family:var(--serif);
  font-size:22px;
  color:var(--ink);
  margin-bottom:10px;
}
.empty-text{font-size:15px;color:var(--muted);margin-bottom:22px}

/* ---------- 侧栏目录 ---------- */
.article-side{display:none}
@media (min-width:1280px){
  .article-side{display:block}
}
.toc-card{
  position:sticky;
  top:120px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:20px 22px;
  box-shadow:var(--sh-1);
}
.toc-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--muted);
  margin-bottom:12px;
}
.toc-list{list-style:none;margin:0;padding:0;counter-reset:toc}
.toc-list li{margin-bottom:2px}
.toc-list a{
  display:block;
  padding:7px 0 7px 14px;
  font-size:14px;
  line-height:1.6;
  color:var(--ink-2);
  border-left:2px solid var(--line);
  transition:color .2s ease,border-color .2s ease,padding-left .2s ease;
}
.toc-list a:hover{color:var(--primary);border-left-color:var(--primary);padding-left:18px}
.toc-list a.is-current{color:var(--primary);border-left-color:var(--accent);font-weight:600}

/* ---------- 相关推荐 ---------- */
.related{padding:64px 0 0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
}
.section-title{
  font-family:var(--serif);
  font-size:clamp(22px,2.6vw,30px);
  letter-spacing:-.01em;
}
.section-title::after{
  content:"";
  display:block;
  width:44px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
  margin-top:14px;
}
.section-more{font-size:14px;color:var(--primary);white-space:nowrap}
.section-more:hover{color:var(--primary-dark)}
.related-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
}
@media (min-width:640px){
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1024px){
  .related-grid{grid-template-columns:repeat(3,1fr)}
}
.rel-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D8CFC0}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft)}
.rel-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s cubic-bezier(.22,1,.36,1);
}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-tag{
  align-self:flex-start;
  font-size:12px;
  color:var(--primary);
  background:rgba(227,160,44,.14);
  padding:4px 12px;
  border-radius:999px;
  font-weight:600;
}
.rel-title{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  color:var(--ink);
  margin:0;
}
.rel-desc{
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
  margin:0;
}
.rel-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  color:var(--muted);
}
.rel-link{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.rel-link::after{content:"→";transition:transform .2s ease}
.rel-card:hover .rel-link::after{transform:translateX(3px)}

/* ---------- 分类导航条 ---------- */
.cat-strip-wrap{padding:56px 0 0}
.cat-strip{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 16px;
}
.cat-strip-label{
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  letter-spacing:.06em;
  margin-right:4px;
}
.cat-pill{
  display:inline-flex;
  align-items:center;
  padding:9px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  color:var(--ink-2);
  transition:all .2s ease;
}
.cat-pill:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:var(--bg-soft);
  transform:translateY(-1px);
}

/* ---------- 弱化 CTA ---------- */
.article-cta-wrap{padding:64px 0 0}
.article-cta{
  position:relative;
  overflow:hidden;
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:30px 32px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.article-cta::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:4px;
  background:var(--accent);
}
.article-cta h2{
  font-family:var(--serif);
  font-size:clamp(20px,2.2vw,26px);
  margin-bottom:8px;
}
.article-cta p{
  margin:0;
  font-size:15px;
  color:var(--muted);
  max-width:560px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:80px;
  background:var(--support);
  color:#EDE7DC;
  padding:56px 0 0;
}
.site-footer a{color:#EDE7DC}
.site-footer a:hover{color:var(--accent)}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:34px;
  padding-bottom:44px;
}
@media (min-width:640px){
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1.1fr 1.1fr;gap:40px}
}
.f-brand .logo{margin-bottom:16px}
.site-footer .logo-symbol{border-color:#EDE7DC}
.site-footer .logo-kicker{color:rgba(237,231,220,.6)}
.site-footer .logo-main{color:#FFFDF8}
.site-footer .logo-main em{color:var(--accent)}
.f-brand p{
  font-size:14px;
  line-height:1.85;
  color:rgba(237,231,220,.72);
  margin:0;
  max-width:340px;
}
.f-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:rgba(237,231,220,.55);
  margin-bottom:16px;
}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-links a{font-size:14px;color:rgba(237,231,220,.86);transition:color .2s ease}
.f-links a:hover{color:var(--accent)}
.f-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(237,231,220,.72)}
.f-contact strong{color:rgba(237,231,220,.92);font-weight:600;margin-right:8px}
.f-contact a{color:var(--accent)}
.f-sub-form{display:flex;gap:8px;margin-bottom:12px}
.f-sub-form input{
  flex:1 1 auto;
  height:44px;
  margin:0;
  padding:0 14px;
  border-radius:8px;
  border:1px solid rgba(237,231,220,.24);
  background:rgba(255,253,248,.08);
  color:#FFFDF8;
  font-size:14px;
}
.f-sub-form input::placeholder{color:rgba(237,231,220,.5)}
.f-sub-form input:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(227,160,44,.24);
}
.f-sub-form button{
  height:44px;
  padding:0 20px;
  border:0;
  border-radius:8px;
  background:var(--accent);
  color:#1B1815;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s ease;
}
.f-sub-form button:hover{background:#F0B347}
.f-note{font-size:12px;line-height:1.8;color:rgba(237,231,220,.55);margin:0}
.footer-bottom{
  border-top:1px solid rgba(237,231,220,.16);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(237,231,220,.6);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.footer-bottom-links a{font-size:13px;color:rgba(237,231,220,.7)}
.footer-bottom-links a:hover{color:var(--accent)}
@media (max-width:639px){
  .site-footer{padding-top:44px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* ---------- 进场动效 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .rel-card,.rel-thumb img,.btn{transition:none}
  .rel-card:hover{transform:none}
  .rel-card:hover .rel-thumb img{transform:none}
}

/* roulang page: category1 */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --error:#A3322A;
  --r-1:4px;
  --r-2:10px;
  --r-3:16px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans 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(--sans);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
h1,h2{font-family:var(--serif);font-weight:700;margin:0;line-height:1.2;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(28px,3.8vw,44px);line-height:1.16}
h2{font-size:clamp(23px,2.6vw,32px)}
h3,h4{margin:0;font-family:var(--sans);font-weight:600;color:var(--ink)}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-1)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-2);border:1px solid transparent;
  font-size:16px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:background-color .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
  text-align:center;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-soft);border-color:var(--primary);color:var(--primary)}
.btn-light{background:#fff;color:var(--support)}
.btn-light:hover{background:var(--accent);color:var(--ink)}
.btn-sm{padding:10px 18px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;color:var(--primary)}
.link-arrow::after{content:"";width:16px;height:1px;background:currentColor;transition:transform .22s ease}
.link-arrow:hover::after{transform:translateX(6px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-block;padding:3px 11px;border-radius:999px;
  background:rgba(227,160,44,.14);color:var(--primary);
  font-size:12.5px;font-weight:600;line-height:1.7;letter-spacing:.01em;
}
.badge-outline{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,253,248,.96)}
.topbar{border-bottom:1px solid var(--line);background:rgba(246,242,234,.7)}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:36px;font-size:13px;color:var(--muted);
}
.topbar-note{letter-spacing:.01em}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:var(--muted);font-size:13px}
.topbar-links a:hover{color:var(--primary)}
.nav-inner{
  display:flex;align-items:center;gap:22px;
  padding-top:14px;padding-bottom:14px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-symbol{
  position:relative;width:30px;height:30px;border-radius:8px;background:var(--primary);
  flex:0 0 auto;
}
.logo-symbol::after{
  content:"";position:absolute;right:5px;bottom:5px;width:9px;height:9px;border-radius:50%;
  background:var(--accent);
}
.logo-text{display:flex;flex-direction:column;line-height:1.05}
.logo-kicker{font-size:11px;letter-spacing:.32em;color:var(--muted);font-weight:500}
.logo-main{font-family:var(--serif);font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.logo-main em{font-style:normal;color:var(--primary)}
.nav-search{
  position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:560px;
  height:48px;background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:4px 4px 4px 14px;transition:box-shadow .22s ease,border-color .22s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(227,160,44,.28)}
.search-icon{display:inline-flex;color:var(--muted);flex:0 0 auto}
.nav-search input[type="text"]{
  flex:1 1 auto;min-width:0;height:100%;margin:0;border:0;background:transparent;
  padding:0 10px;font-size:15px;color:var(--ink);box-shadow:none;
}
.nav-search input[type="text"]::placeholder{color:var(--muted);font-size:14.5px}
.nav-search input[type="text"]:focus{box-shadow:none;outline:none}
.nav-search button{
  flex:0 0 auto;height:38px;margin:0;padding:0 20px;border:0;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14.5px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease;
}
.nav-search button:hover{background:var(--primary-dark)}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-2);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.cat-nav-wrap{border-top:1px solid rgba(226,218,205,.7)}
.cat-nav{
  display:flex;align-items:center;gap:2px;overflow-x:auto;
  scrollbar-width:none;
}
.cat-nav::-webkit-scrollbar{display:none}
.cat-nav a{
  position:relative;display:inline-block;flex:0 0 auto;
  padding:12px 14px;font-size:15px;color:var(--ink-2);white-space:nowrap;
}
.cat-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease;
}
.cat-nav a:hover{color:var(--primary)}
.cat-nav a:hover::after{transform:scaleX(1)}
.cat-nav a.is-active{color:var(--primary);font-weight:600}
.cat-nav a.is-active::after{transform:scaleX(1)}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg-soft);padding:16px 0 22px}
.mobile-menu.is-open{display:block}
.mobile-menu .nav-search{max-width:100%;margin-bottom:16px}
.mobile-menu nav{display:flex;flex-direction:column}
.mobile-menu nav a{
  padding:12px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink-2);
}
.mobile-menu nav a.is-active{color:var(--primary);font-weight:600}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--primary)}
.crumb span.sep{color:rgba(133,124,113,.6)}

/* ---------- 分类页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center 42%;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;background:rgba(246,242,234,.87);
}
.page-hero .container{position:relative;z-index:1;padding-top:54px;padding-bottom:50px}
.page-hero h1{margin-bottom:14px}
.hero-rule{width:56px;height:4px;background:var(--accent);border-radius:2px;margin:0 0 18px}
.hl{color:var(--primary)}
.hero-lead{max-width:640px;font-size:16.5px;color:var(--ink-2);margin:0}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ---------- 板块 ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:80px 0}}
.section-head{margin-bottom:28px;max-width:720px}
.section-head h2{margin-bottom:10px}
.section-head p{color:var(--ink-2);font-size:16px;margin:0}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.18em;color:var(--primary);
  font-weight:600;margin-bottom:10px;
}

/* ---------- 进度统计条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-3);
  overflow:hidden;box-shadow:var(--sh-1);
}
@media (min-width:860px){.stat-strip{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat-cell{background:var(--surface);padding:22px 20px}
.stat-num{font-family:var(--serif);font-size:34px;font-weight:700;color:var(--primary);line-height:1.1}
.stat-num small{font-size:15px;font-family:var(--sans);font-weight:500;color:var(--muted);margin-left:4px}
.stat-label{font-size:13px;color:var(--ink-2);margin-top:6px}
.stat-note{font-size:12px;color:var(--muted);margin:14px 0 0}

/* ---------- 列表 + 侧栏 ---------- */
.list-layout{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){.list-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:44px}}
.entry-list{border-top:1px solid var(--line)}
.entry-row{
  display:grid;grid-template-columns:46px minmax(0,1fr);gap:16px;
  padding:24px 18px;border-bottom:1px solid var(--line);
  transition:background-color .22s ease,transform .22s ease;
}
.entry-row:hover{background:var(--bg-soft)}
.entry-idx{
  font-family:var(--serif);font-size:26px;font-weight:700;line-height:1.2;
  color:rgba(180,71,31,.45);
}
.entry-body h3{font-size:20px;line-height:1.45;margin-bottom:8px}
.entry-body h3 a{color:var(--ink)}
.entry-body h3 a:hover{color:var(--primary)}
.entry-body p{font-size:15.5px;color:var(--ink-2);line-height:1.8;margin:0 0 12px}
.entry-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:12.5px;color:var(--muted)}
.entry-meta .dot::before{content:"·";margin-right:10px;color:var(--line)}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}

/* 侧栏卡片 */
.side-col{display:flex;flex-direction:column;gap:22px}
@media (min-width:1024px){
  .side-col .sticky-box{position:sticky;top:186px}
}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  overflow:hidden;box-shadow:var(--sh-1);
}
.side-card .side-cover{aspect-ratio:16/9;overflow:hidden;background:var(--bg)}
.side-card .side-cover img{width:100%;height:100%;object-fit:cover}
.side-body{padding:22px}
.side-body h2{font-size:19px;font-family:var(--sans);font-weight:600;margin-bottom:14px}
.key-points li{
  position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-2);
  line-height:1.75;margin-bottom:11px;
}
.key-points li::before{
  content:"";position:absolute;left:0;top:8px;width:9px;height:9px;
  border-radius:2px;background:var(--accent);
}
.side-body .btn{width:100%;margin-top:6px}
.side-sub{
  padding:18px 22px;background:var(--bg-soft);border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);line-height:1.8;
}
.side-sub strong{color:var(--ink-2);font-weight:600}

/* ---------- 分页视觉位 ---------- */
.pager{display:flex;align-items:center;gap:8px;margin-top:26px;flex-wrap:wrap}
.pager a,.pager span{
  min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  padding:0 12px;border:1px solid var(--line);border-radius:var(--r-2);
  font-size:14px;color:var(--ink-2);background:var(--surface);
}
.pager a:hover{border-color:var(--primary);color:var(--primary)}
.pager .current{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ---------- 交叉分类链接 ---------- */
.cross-section{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cross-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.cross-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
@media (min-width:1024px){.cross-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}
.cross-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-3);padding:22px;color:var(--ink);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(180,71,31,.35);color:var(--ink)}
.cross-card .cc-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:18px;font-weight:600;margin-bottom:8px}
.cross-card .cc-title span.arrow{color:var(--primary);font-size:16px;transition:transform .22s ease}
.cross-card:hover .cc-title span.arrow{transform:translateX(5px)}
.cross-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin:0}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--support);color:#fff;border-radius:0;
}
.cta-inner{
  display:grid;grid-template-columns:1fr;gap:24px;
  padding:48px 0;
}
@media (min-width:900px){
  .cta-inner{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center;gap:40px;padding:56px 0}
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;margin:0;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media (min-width:900px){.cta-actions{justify-content:flex-end}}
.cta-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.42)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}

/* ---------- 隐私说明 ---------- */
.privacy-line{font-size:12.5px;color:var(--muted);padding:18px 0 0}
.privacy-line a{color:var(--ink-2);text-decoration:underline;text-underline-offset:3px}
.privacy-line a:hover{color:var(--primary)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--support);color:rgba(255,255,255,.82);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:36px}
@media (min-width:700px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:minmax(0,4fr) minmax(0,2.4fr) minmax(0,3fr) minmax(0,3fr);gap:40px}}
.site-footer .logo{margin-bottom:16px}
.site-footer .logo-main{color:#fff}
.site-footer .logo-main em{color:var(--accent)}
.site-footer .logo-kicker{color:rgba(255,255,255,.55)}
.site-footer .f-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);margin:0;max-width:340px}
.f-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-links a{font-size:14px;color:rgba(255,255,255,.74)}
.f-links a:hover{color:var(--accent)}
.f-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.74)}
.f-contact strong{color:#fff;font-weight:600;margin-right:8px}
.f-contact a{color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.3)}
.f-contact a:hover{color:var(--accent);border-color:var(--accent)}
.f-sub-form{display:flex;gap:8px;margin-bottom:12px}
.f-sub-form input[type="text"]{
  flex:1 1 auto;min-width:0;height:44px;margin:0;padding:0 14px;border-radius:var(--r-2);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;font-size:14px;
}
.f-sub-form input[type="text"]::placeholder{color:rgba(255,255,255,.5)}
.f-sub-form input[type="text"]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(227,160,44,.3)}
.f-sub-form button{
  height:44px;padding:0 20px;border:0;border-radius:var(--r-2);background:var(--accent);
  color:var(--ink);font-size:14px;font-weight:600;cursor:pointer;transition:background-color .2s ease;
}
.f-sub-form button:hover{background:#f0b345}
.f-note{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.8;margin:0}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.footer-bottom-links a{color:rgba(255,255,255,.72);font-size:13px}
.footer-bottom-links a:hover{color:var(--accent)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-search{max-width:100%}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-inner{gap:14px;flex-wrap:wrap}
  .cat-nav-wrap{display:none}
  .topbar-links a:nth-child(n+3){display:none}
  .page-hero .container{padding-top:40px;padding-bottom:38px}
}
@media (max-width:639px){
  body{font-size:16px}
  .topbar-inner{min-height:34px}
  .topbar-note{display:none}
  .topbar-inner{justify-content:flex-end}
  .logo-main{font-size:19px}
  .logo-symbol{width:26px;height:26px}
  .entry-row{grid-template-columns:34px minmax(0,1fr);gap:12px;padding:20px 4px}
  .entry-idx{font-size:21px}
  .entry-body h3{font-size:18px}
  .stat-cell{padding:18px 16px}
  .stat-num{font-size:28px}
  .cross-grid{gap:14px}
  .cross-card{padding:18px}
  .section{padding:44px 0}
  .cta-inner{padding:38px 0}
  .footer-grid{gap:28px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-hover:#963A17;
  --support:#2E4A3F;
  --support-soft:#3A5A4D;
  --accent:#E3A02C;
  --line:#E2DACD;
  --error:#A3322A;
  --r-sm:4px;
  --r-md:10px;
  --r-lg:16px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --font-serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --font-sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-hover)}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;letter-spacing:-.02em;margin:0}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-md);border:1px solid transparent;
  font-size:16px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  min-height:44px;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--bg-soft)}
.btn-small{padding:10px 18px;font-size:14px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--primary)}
.link-arrow span.ar{transition:transform .24s ease}
.link-arrow:hover span.ar{transform:translateX(8px)}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--support);color:rgba(255,255,255,.82);font-size:13px}
.topbar .container{display:flex;justify-content:flex-end;align-items:center;gap:22px;min-height:36px;flex-wrap:wrap}
.topbar a{color:rgba(255,255,255,.82)}
.topbar a:hover{color:var(--accent)}
.topbar .dot{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,242,234,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1);background:rgba(246,242,234,.95)}
.nav-mid{display:flex;align-items:center;gap:28px;padding:14px 0}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-symbol{
  width:34px;height:34px;border-radius:10px;position:relative;flex:0 0 auto;
  background:linear-gradient(160deg,var(--primary) 0%,#C9653C 100%);
}
.logo-symbol::after{
  content:"";position:absolute;inset:9px 10px 9px 10px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);border-radius:2px;
  transform:rotate(-8deg);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-kicker{font-size:11px;letter-spacing:.28em;color:var(--muted);font-family:var(--font-sans)}
.logo-main{font-family:var(--font-serif);font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.logo-main em{font-style:normal;color:var(--primary)}
.nav-search{flex:1 1 auto;max-width:560px;position:relative;display:flex;align-items:center}
.nav-search .s-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted);pointer-events:none}
.nav-search input[type="search"],
.nav-search input[type="text"]{
  width:100%;height:48px;margin:0;
  padding:0 108px 0 46px;
  border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);font-size:15px;
  box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(227,160,44,.22);outline:none}
.nav-search button{
  position:absolute;right:5px;top:5px;bottom:5px;height:auto;margin:0;
  padding:0 20px;border:0;border-radius:999px;background:var(--primary);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;transition:background-color .2s ease;
}
.nav-search button:hover{background:var(--primary-hover)}
.nav-cta{flex:0 0 auto}
.nav-links{border-top:1px solid var(--line)}
.nav-links ul{
  list-style:none;margin:0;padding:0;display:flex;gap:34px;align-items:center;
  justify-content:center;flex-wrap:wrap;min-height:50px;
}
.nav-links a{
  position:relative;display:inline-block;padding:14px 0;
  font-size:15px;color:var(--ink-2);font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:8px;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease;
}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--primary);font-weight:600}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);border-radius:10px;
  width:44px;height:44px;padding:0;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--bg-soft);padding:16px 0 22px}
.mobile-panel.is-open{display:block}
.mobile-panel .nav-search{max-width:100%;margin-bottom:14px}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.mobile-panel a{
  display:block;padding:12px 4px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);
  min-height:44px;
}
.mobile-panel a.is-active{color:var(--primary);font-weight:600}
.mobile-panel .btn{width:100%;margin-top:16px}

@media (max-width:1023px){
  .nav-mid{gap:16px;padding:12px 0}
  .nav-search{display:none}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .topbar .container{justify-content:center;gap:14px;font-size:12px}
}

/* ---------- 页面 Hero ---------- */
.page-hero{
  position:relative;isolation:isolate;overflow:hidden;
  padding:44px 0 52px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(246,242,234,.86);
}
.crumbs{font-size:12px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{margin:0 8px;color:#B9AFA1}
.page-hero h1{font-size:clamp(30px,4.4vw,46px);line-height:1.16;max-width:16em}
.page-hero h1 strong{color:var(--primary);font-weight:700}
.h1-rule{width:56px;height:4px;background:var(--accent);margin:20px 0 18px;border-radius:2px}
.page-hero .lede{font-size:17px;color:var(--ink-2);max-width:46em;margin-bottom:0}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(227,160,44,.14);color:var(--primary);
}
.badge-plain{background:var(--bg-soft);border:1px solid var(--line);color:var(--ink-2);font-weight:500}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:80px 0}}
@media (min-width:1280px){.section{padding:104px 0}}
.section-head{max-width:44em;margin-bottom:30px}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25}
.section-head .sub{margin-top:12px;color:var(--ink-2);font-size:16px;margin-bottom:0}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.22em;color:var(--primary);
  font-weight:600;margin-bottom:12px;text-transform:none;
}
.split{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){
  .split{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:40px;align-items:start}
}

/* ---------- 更新提示条 ---------- */
.update-strip{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px 20px;display:flex;gap:14px;align-items:flex-start;margin-top:-28px;
  position:relative;z-index:2;box-shadow:var(--sh-1);
}
.update-strip .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:0 0 auto;margin-top:9px}
.update-strip p{margin:0;font-size:14px;color:var(--ink-2)}
.update-strip strong{color:var(--ink)}

/* ---------- 角色卡阵列 ---------- */
.char-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.char-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}}
@media (max-width:639px){.char-grid{gap:16px}}
.char-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.char-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6CBBA}
.char-figure{margin:0;position:relative;overflow:hidden;aspect-ratio:3/4;background:var(--bg)}
.char-figure img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.char-card:hover .char-figure img{transform:scale(1.03)}
.char-figure figcaption{
  position:absolute;left:12px;bottom:12px;font-size:12px;color:#fff;
  background:rgba(27,24,21,.62);padding:4px 10px;border-radius:999px;
}
.char-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.char-name{font-size:20px;font-family:var(--font-sans);font-weight:600;letter-spacing:0;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.char-name .role-tag{font-size:12px;font-weight:600;color:var(--primary);background:rgba(227,160,44,.14);padding:3px 10px;border-radius:999px}
.char-attrs{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.char-attrs li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--ink-2)}
.char-attrs .k{flex:0 0 auto;color:var(--muted);min-width:4.6em}
.char-attrs .v{color:var(--ink)}
.char-desc{font-size:15px;line-height:1.8;color:var(--ink-2);margin:0}
.char-desc span{display:block}
.char-desc span+span{margin-top:4px}
.char-card--lead{grid-column:span 1}
@media (min-width:640px){
  .char-card--lead{grid-column:span 2;flex-direction:row}
  .char-card--lead .char-figure{flex:0 0 320px;aspect-ratio:3/4}
  .char-card--lead .char-body{justify-content:center;padding:28px 30px}
  .char-card--lead .char-name{font-size:24px}
}
@media (max-width:639px){
  .char-card--lead .char-figure{aspect-ratio:4/3}
}

/* ---------- 关系速览 ---------- */
.rel-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.rel-list li{
  display:grid;grid-template-columns:1fr;gap:6px;
  padding:18px 12px;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.rel-list li:hover{background:var(--bg-soft)}
.rel-list .rel-top{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.rel-list .num{font-family:var(--font-serif);font-size:20px;color:rgba(180,71,31,.55);min-width:1.6em}
.rel-list .pair{font-size:17px;font-weight:600;color:var(--ink)}
.rel-list .rel-note{font-size:14px;color:var(--ink-2);margin:0;line-height:1.75;padding-left:2.6em}
@media (max-width:639px){.rel-list .rel-note{padding-left:0}}

/* ---------- 侧栏 ---------- */
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:19px;margin-bottom:14px}
.side-card ul{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:10px}
.side-card li{font-size:14px;color:var(--ink-2);display:flex;gap:10px;line-height:1.7}
.side-card li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto;margin-top:9px}
.side-card .btn{width:100%}
@media (min-width:1024px){.sticky-side{position:sticky;top:96px}}

/* ---------- 成长弧线（进度条） ---------- */
.arc-block{
  background:var(--support);color:#fff;border-radius:var(--r-lg);
  padding:28px 24px;
}
.arc-block h2{color:#fff;font-size:clamp(22px,2.6vw,28px);margin-bottom:8px}
.arc-block .arc-sub{color:rgba(255,255,255,.72);font-size:14px;margin-bottom:24px}
.arc-item{margin-bottom:22px}
.arc-item:last-child{margin-bottom:0}
.arc-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:15px;margin-bottom:8px}
.arc-head .pct{font-family:var(--font-serif);font-size:18px;color:var(--accent)}
.arc-track{height:8px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden}
.arc-fill{height:100%;border-radius:999px;background:var(--accent);width:0;transition:width .9s cubic-bezier(.22,1,.36,1)}
.arc-note{font-size:13px;color:rgba(255,255,255,.68);margin:8px 0 0}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:860px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  background:transparent;border:0;text-align:left;cursor:pointer;
  padding:16px 20px;font-size:17px;font-weight:600;color:var(--ink);min-height:44px;
  transition:background-color .2s ease;
}
.faq-q:hover{background:var(--bg-soft)}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto;transition:transform .2s ease}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;transition:opacity .2s ease,transform .2s ease}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(180deg)}
.faq-q[aria-expanded="true"] .faq-icon::after{opacity:0;transform:scaleY(0)}
.faq-a{padding:0 20px 18px;font-size:16px;line-height:1.9;color:var(--ink-2)}
.faq-a p{margin:0}

/* ---------- 交叉链接条 ---------- */
.cross-links{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cross-links .container{padding-top:36px;padding-bottom:36px}
.cross-title{font-size:14px;color:var(--muted);margin-bottom:16px;letter-spacing:.06em}
.cross-grid{display:flex;flex-wrap:wrap;gap:12px}
.cross-grid a{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border:1px solid var(--line);border-radius:999px;
  background:var(--surface);color:var(--ink-2);font-size:15px;font-weight:500;
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  min-height:44px;
}
.cross-grid a:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--sh-1)}
.cross-grid a .ar{font-size:13px;color:var(--accent)}

/* ---------- CTA ---------- */
.cta-band{padding:56px 0}
.cta-inner{
  background:linear-gradient(160deg,#FBF7F0 0%,#F3ECE0 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 24px;display:grid;gap:24px;
}
@media (min-width:900px){
  .cta-inner{grid-template-columns:minmax(0,1fr) minmax(0,420px);align-items:center;padding:44px 40px;gap:40px}
}
.cta-inner h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:12px}
.cta-inner p{color:var(--ink-2);font-size:16px;margin-bottom:18px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1)}
.cta-card h3{font-size:17px;margin-bottom:8px}
.cta-card p{font-size:14px;color:var(--muted);margin-bottom:0}

/* ---------- 表单 ---------- */
.field{margin-bottom:14px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--ink-2)}
.field input[type="text"],.field input[type="email"],.field input[type="tel"],.field select,.field textarea{
  width:100%;margin:0;border:1px solid var(--line);border-radius:12px;background:var(--surface);
  padding:11px 14px;font-size:15px;color:var(--ink);height:auto;box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(180,71,31,.16);outline:none;
}
.field.has-error input,.field.has-error textarea,.field.has-error select{border-color:var(--error)}
.field .err-msg{display:none;font-size:12px;color:var(--error);margin-top:5px}
.field.has-error .err-msg{display:block}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);margin:6px 0 16px;line-height:1.7}
.check-row input{margin-top:4px;width:16px;height:16px;accent-color:var(--primary)}
.privacy-line{font-size:12px;color:var(--muted);margin:12px 0 0}

/* ---------- Reveal 弹层覆盖 ---------- */
.reveal-overlay{background:rgba(27,24,21,.5)}
.reveal{
  border:0;border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:0;max-width:520px;
  background:var(--surface);
}
.reveal .modal-head{padding:22px 24px 12px;position:relative}
.reveal .modal-head h3{font-size:20px;margin-bottom:6px}
.reveal .modal-head p{font-size:14px;color:var(--muted);margin:0}
.reveal .modal-body{padding:8px 24px 24px}
.reveal .close-button{
  position:absolute;right:16px;top:14px;width:36px;height:36px;border-radius:50%;
  background:var(--bg);color:var(--ink-2);font-size:20px;line-height:1;
  display:flex;align-items:center;justify-content:center;border:1px solid var(--line);
}
.reveal .close-button:hover{color:var(--primary);border-color:var(--primary)}
.reveal .btn{width:100%}
@media (max-width:639px){
  .reveal{border-radius:var(--r-lg) var(--r-lg) 0 0}
  .reveal.full{height:90vh;top:auto;bottom:0}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--support);color:rgba(255,255,255,.78);padding:56px 0 24px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}}
.site-footer .logo-main{color:#fff}
.site-footer .logo-kicker{color:rgba(255,255,255,.6)}
.site-footer .logo-main em{color:var(--accent)}
.f-brand p{margin:16px 0 0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.7)}
.f-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.05em}
.f-links{display:grid;gap:9px}
.f-links a{color:rgba(255,255,255,.78);font-size:14px}
.f-links a:hover{color:var(--accent)}
.f-contact{display:grid;gap:9px;font-size:14px}
.f-contact span{display:block;line-height:1.7}
.f-contact strong{color:#fff;font-weight:600;margin-right:8px}
.f-contact a{color:rgba(255,255,255,.78);text-decoration:underline;text-underline-offset:3px}
.f-contact a:hover{color:var(--accent)}
.f-sub-form{display:flex;gap:8px;margin-bottom:12px}
.f-sub-form input{
  flex:1 1 auto;min-width:0;margin:0;height:44px;border-radius:10px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
  color:#fff;font-size:14px;padding:0 14px;box-shadow:none;
}
.f-sub-form input::placeholder{color:rgba(255,255,255,.5)}
.f-sub-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,160,44,.25);outline:none}
.f-sub-form button{
  flex:0 0 auto;height:44px;padding:0 18px;border:0;border-radius:10px;
  background:var(--accent);color:#241C10;font-weight:600;font-size:14px;cursor:pointer;
  transition:background-color .2s ease;
}
.f-sub-form button:hover{background:#F0B345}
.f-note{font-size:12px;color:rgba(255,255,255,.55);margin:0;line-height:1.8}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px;align-items:center}
.footer-bottom-links a{color:rgba(255,255,255,.72)}
.footer-bottom-links a:hover{color:var(--accent)}

/* ---------- 进场动效 ---------- */
.reveal-in{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1)}
.reveal-in.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal-in{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --err:#A3322A;
  --r-1:4px;
  --r-2:10px;
  --r-3:16px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.6vw,48px);line-height:1.14;letter-spacing:-.02em;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25;}
h3{font-family:var(--sans);font-size:20px;font-weight:600;line-height:1.45;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-1);}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-2);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--bg-soft);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;padding:0;border:0;background:none;
  color:var(--primary);font-weight:600;font-size:15px;cursor:pointer;
}
.btn-link i{display:inline-block;transition:transform .22s ease;font-style:normal;}
.btn-link:hover i{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:rgba(227,160,44,.14);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1.6;
}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500;}

/* ---------- 顶部细条 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,242,234,.97);transition:box-shadow .25s ease,background .25s ease;}
.site-header.is-scrolled{background:rgba(246,242,234,.95);box-shadow:var(--sh-1);}
.topbar{border-bottom:1px solid var(--line);font-size:13px;color:var(--ink-2);}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px;}
.topbar-links{display:flex;gap:20px;flex-wrap:wrap;}
.topbar-links a{font-size:13px;color:var(--ink-2);position:relative;}
.topbar-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--primary);transition:width .24s ease;}
.topbar-links a:hover::after{width:100%;}
.topbar-contact{display:flex;gap:18px;align-items:center;font-size:13px;color:var(--muted);}
.topbar-contact a{color:var(--ink-2);}
@media (max-width:767px){.topbar-links{display:none;} .topbar-inner{justify-content:center;}}

/* ---------- 主导航 ---------- */
.masthead{padding:16px 0 0;}
.masthead-inner{display:flex;align-items:center;gap:20px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-symbol{
  width:26px;height:26px;border-radius:7px;flex:none;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-dark) 100%);
  position:relative;
}
.logo-symbol::after{content:"";position:absolute;inset:7px;border:2px solid rgba(255,253,248,.9);border-radius:3px;transform:rotate(45deg);}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-kicker{font-size:11px;letter-spacing:.28em;color:var(--muted);font-weight:600;}
.logo-main{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.logo-main em{font-style:normal;color:var(--primary);}
.nav-search{
  flex:1 1 auto;max-width:560px;display:flex;align-items:center;gap:0;
  height:48px;background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:0 4px 0 16px;transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,160,44,.22);}
.nav-search svg{flex:none;width:18px;height:18px;stroke:var(--muted);}
.nav-search input[type="search"]{
  flex:1;border:0;background:transparent;height:100%;margin:0;
  padding:0 12px;font-size:15px;color:var(--ink);box-shadow:none;
}
.nav-search input[type="search"]::placeholder{color:var(--muted);}
.nav-search input[type="search"]:focus{box-shadow:none;outline:none;}
.nav-search button{
  flex:none;height:38px;padding:0 22px;border:0;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .22s ease;
}
.nav-search button:hover{background:var(--primary-dark);}
.masthead-actions{display:flex;align-items:center;gap:12px;flex:none;}
.mobile-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-2);
  background:var(--surface);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.mobile-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}

.cat-nav{display:flex;align-items:center;gap:26px;flex-wrap:wrap;padding:14px 0 0;border-bottom:1px solid var(--line);margin-top:14px;}
.cat-nav a{
  position:relative;padding:0 0 14px;font-size:15px;color:var(--ink-2);white-space:nowrap;
}
.cat-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.cat-nav a:hover{color:var(--primary);}
.cat-nav a:hover::after{transform:scaleX(1);}
.cat-nav a.active{color:var(--primary);font-weight:600;}
.cat-nav a.active::after{transform:scaleX(1);}
.cat-nav a.is-home{color:var(--ink);font-weight:600;}

@media (max-width:1023px){
  .masthead-inner{flex-wrap:wrap;gap:14px;}
  .nav-search{order:3;max-width:100%;flex:1 1 100%;}
  .masthead-actions .btn{display:none;}
  .mobile-toggle{display:flex;}
  .cat-nav{display:none;}
}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--bg);
  transform:translateX(-100%);transition:transform .32s cubic-bezier(.22,1,.36,1);
  overflow-y:auto;padding:18px 20px 40px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:var(--r-2);font-size:22px;line-height:1;cursor:pointer;color:var(--ink);}
.drawer .nav-search{max-width:100%;width:100%;margin-bottom:22px;}
.drawer nav{display:flex;flex-direction:column;gap:2px;}
.drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink-2);min-height:44px;
}
.drawer nav a.active{color:var(--primary);font-weight:600;}
.drawer .btn{width:100%;margin-top:22px;}

/* ---------- Hero ---------- */
.hero-sm{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.hero-sm::before{content:"";position:absolute;inset:0;background:rgba(246,242,234,.88);}
.hero-sm .container{position:relative;z-index:1;padding-top:30px;padding-bottom:34px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin-bottom:16px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{color:var(--line);}
.hero-sm h1{margin-bottom:14px;max-width:840px;}
.hero-sm h1 em{font-style:normal;color:var(--primary);}
.hero-rule{width:56px;height:4px;background:var(--accent);border-radius:2px;margin-bottom:16px;}
.hero-lead{max-width:720px;font-size:16px;color:var(--ink-2);margin:0;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
@media (min-width:1024px){.hero-sm .container{padding-top:38px;padding-bottom:42px;}}

/* ---------- 板块通用 ---------- */
.sec{padding:56px 0;}
@media (min-width:768px){.sec{padding:80px 0;}}
@media (min-width:1280px){.sec{padding:96px 0;}}
.sec-tight{padding:40px 0;}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:32px;}
.sec-head h2{margin-bottom:8px;}
.sec-head .lead{color:var(--ink-2);font-size:16px;max-width:640px;margin:0;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:var(--muted);font-weight:600;margin-bottom:10px;}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--accent);display:inline-block;}

/* ---------- 统计带 ---------- */
.stat-band{background:var(--support);color:#fff;padding:44px 0;}
.stat-band .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
@media (min-width:900px){.stat-band .stat-grid{grid-template-columns:repeat(4,1fr);gap:24px;}}
.stat-item{border-left:1px solid rgba(255,255,255,.18);padding-left:18px;}
.stat-num{font-family:var(--serif);font-size:clamp(32px,4vw,46px);line-height:1.1;color:#fff;display:flex;align-items:baseline;gap:4px;}
.stat-num i{font-style:normal;color:var(--accent);font-size:.5em;}
.stat-label{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px;}
.stat-band .band-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:26px;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-top:6px;}
.timeline::before{
  content:"";position:absolute;top:0;bottom:0;left:14px;width:2px;
  background:linear-gradient(180deg,var(--line) 0%,var(--line) 88%,rgba(226,218,205,0) 100%);
}
.tl-item{
  position:relative;margin-bottom:20px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-3);padding:20px 22px;
  box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease;
}
.tl-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;top:24px;left:-41px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:3px solid var(--primary);box-shadow:0 0 0 4px var(--bg);
}
.tl-item.is-key .tl-dot{background:var(--accent);border-color:var(--primary);}
.tl-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
.tl-ep{font-family:var(--serif);font-size:15px;font-weight:700;color:var(--primary);letter-spacing:.02em;}
.tl-item h3{margin-bottom:8px;font-size:20px;}
.tl-item p{font-size:15.5px;color:var(--ink-2);margin-bottom:12px;}
.tl-foot{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px;}
.tl-foot span{display:inline-flex;align-items:center;gap:6px;}
.tl-foot span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);}
.tl-item{padding-left:52px;}
.tl-dot{left:6px;}

@media (min-width:1024px){
  .timeline::before{left:50%;transform:translateX(-1px);}
  .tl-item{width:calc(50% - 28px);padding-left:24px;margin-bottom:26px;}
  .tl-item:nth-child(even){margin-left:0;margin-right:auto;padding-right:24px;}
  .tl-item:nth-child(odd){margin-left:auto;margin-right:0;}
  .tl-item:nth-child(even) .tl-dot{left:auto;right:-37px;}
  .tl-item:nth-child(odd) .tl-dot{left:-37px;right:auto;}
}

/* ---------- 图文说明 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:28px;align-items:center;}
@media (min-width:900px){.split{grid-template-columns:1.05fr .95fr;gap:48px;}}
.split-media{border-radius:var(--r-3);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.split-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s cubic-bezier(.22,1,.36,1);}
.split-media:hover img{transform:scale(1.03);}
.split-body h2{margin-bottom:14px;}
.pt-list{display:grid;gap:14px;margin-top:22px;}
.pt-list li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;font-size:15.5px;color:var(--ink-2);}
.pt-list .mk{
  width:22px;height:22px;border-radius:50%;background:rgba(180,71,31,.1);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:5px;
}
.pt-list strong{color:var(--ink);font-weight:600;}

/* ---------- 提示框 ---------- */
.note-box{
  background:var(--bg-soft);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--r-2);padding:20px 22px;
}
.note-box h3{font-size:17px;margin-bottom:8px;}
.note-box p{font-size:15px;color:var(--ink-2);margin:0;}
.note-grid{display:grid;gap:16px;}
@media (min-width:860px){.note-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- 交叉链接 ---------- */
.cross{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft);padding:36px 0;}
.cross h2{font-size:20px;font-family:var(--sans);font-weight:600;margin-bottom:6px;}
.cross p{font-size:14px;color:var(--muted);margin-bottom:20px;}
.cross-grid{display:grid;grid-template-columns:1fr;gap:12px;}
@media (min-width:640px){.cross-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.cross-grid{grid-template-columns:repeat(5,1fr);}}
.cross-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-2);
  padding:16px 18px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cross-card strong{display:block;font-size:15.5px;color:var(--ink);font-weight:600;margin-bottom:4px;}
.cross-card span{font-size:12.5px;color:var(--muted);line-height:1.7;}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(180,71,31,.35);}

/* ---------- CTA ---------- */
.cta-band{padding:56px 0;}
@media (min-width:768px){.cta-band{padding:80px 0;}}
.cta-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  box-shadow:var(--sh-1);overflow:hidden;display:grid;grid-template-columns:1fr;
}
@media (min-width:900px){.cta-card{grid-template-columns:1.1fr .9fr;}}
.cta-copy{padding:30px 26px;}
@media (min-width:768px){.cta-copy{padding:42px 40px;}}
.cta-copy h2{margin-bottom:12px;}
.cta-copy p{color:var(--ink-2);font-size:16px;max-width:460px;}
.cta-form{padding:30px 26px;background:var(--bg-soft);border-top:1px solid var(--line);}
@media (min-width:900px){.cta-form{border-top:0;border-left:1px solid var(--line);padding:38px 36px;}}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;color:var(--ink-2);font-weight:600;margin-bottom:6px;}
.field input[type="text"],.field input[type="tel"],.field select,.field textarea{
  width:100%;margin:0;border:1px solid var(--line);border-radius:12px;background:var(--surface);
  padding:11px 14px;color:var(--ink);box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:84px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 2px rgba(180,71,31,.22);outline:none;
}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);line-height:1.7;}
.check input{margin:4px 0 0;flex:none;width:16px;height:16px;accent-color:var(--primary);}
.form-note{font-size:12px;color:var(--muted);margin-top:10px;}
.form-note a{color:var(--primary);text-decoration:underline;text-underline-offset:2px;}
.cta-form .btn{width:100%;margin-top:6px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--support);color:rgba(255,255,255,.78);padding:52px 0 0;font-size:14px;}
.site-footer .logo-main{color:#fff;}
.site-footer .logo-kicker{color:rgba(255,255,255,.55);}
.site-footer .logo-main em{color:var(--accent);}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1.1fr 1.2fr;gap:40px;}}
.f-brand p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);margin-top:14px;max-width:340px;}
.f-title{font-size:13px;letter-spacing:.14em;color:#fff;font-weight:600;margin-bottom:14px;}
.f-links{display:flex;flex-direction:column;gap:9px;}
.f-links a{color:rgba(255,255,255,.72);font-size:14px;}
.f-links a:hover{color:var(--accent);}
.f-contact{display:flex;flex-direction:column;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);}
.f-contact strong{color:rgba(255,255,255,.5);font-weight:500;margin-right:8px;}
.f-contact a{color:var(--accent);}
.f-sub-form{display:flex;gap:8px;}
.f-sub-form input[type="text"]{
  flex:1;min-width:0;margin:0;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-2);padding:10px 14px;color:#fff;font-size:14px;
}
.f-sub-form input[type="text"]::placeholder{color:rgba(255,255,255,.45);}
.f-sub-form input[type="text"]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(227,160,44,.3);}
.f-sub-form button{
  flex:none;border:0;border-radius:var(--r-2);padding:0 18px;background:var(--primary);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;transition:background .2s ease;
}
.f-sub-form button:hover{background:var(--primary-dark);}
.f-note{font-size:12px;color:rgba(255,255,255,.45);margin-top:12px;line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0 24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom-links a{color:rgba(255,255,255,.62);}
.footer-bottom-links a:hover{color:var(--accent);}

/* ---------- 进场动画 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --danger:#A3322A;

  --r-xs:4px;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:16px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(27,24,21,.06), 0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08), 0 18px 40px -18px rgba(27,24,21,.22);

  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;

  --w:1180px;
  --gap-s:16px;
  --gap-m:24px;
  --gap-l:40px;
}

/* ============ reset / 基础 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body h1,body h2,body h3,body h4,body h5,body h6{
  font-family:var(--serif);
  color:var(--ink);
  margin:0 0 .6em;
  line-height:1.25;
  letter-spacing:-.01em;
  font-weight:700;
}
body p{margin:0 0 1.1em;color:var(--ink-2)}
body a{color:var(--primary);text-decoration:none;transition:color .24s ease}
body a:hover{color:var(--primary-dark)}
body ul,body ol{margin:0 0 1.1em;padding-left:1.2em}
body li{margin-bottom:.5em;color:var(--ink-2)}
body img{max-width:100%;height:auto;display:block}
body button{font-family:var(--sans);cursor:pointer}
body input,body select,body textarea{font-family:var(--sans);font-size:15px;color:var(--ink)}
body hr{border:0;border-top:1px solid var(--line);margin:40px 0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(227,160,44,.28);color:var(--ink)}

.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;min-height:44px;
  transition:transform .24s ease,box-shadow .24s ease,background-color .24s ease,color .24s ease,border-color .24s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--bg-soft)}
.btn-accent{background:var(--accent);color:#241B0B}
.btn-accent:hover{background:#D2931F;color:#241B0B;transform:translateY(-1px);box-shadow:var(--sh-2)}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--primary);
}
.link-arrow svg{transition:transform .24s ease}
.link-arrow:hover svg{transform:translateX(4px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(227,160,44,.14);color:var(--primary);
  font-size:12.5px;font-weight:600;line-height:1.6;
}
.breadcrumb{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span.sep{color:#C3B9AB}
.rule-accent{width:56px;height:4px;background:var(--accent);border-radius:2px;margin:18px 0 22px}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,253,248,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease,background-color .24s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,253,248,.97)}
.topbar{background:var(--support);color:rgba(255,255,255,.78);font-size:12.5px;line-height:36px}
.topbar-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar-links{display:flex;gap:20px;flex-wrap:wrap}
.topbar-links span{white-space:nowrap}

.nav-main{padding:14px 0}
.nav-main-inner{display:flex;align-items:center;gap:20px;flex-wrap:wrap}

.logo{display:inline-flex;align-items:center;gap:11px;text-decoration:none;flex:0 0 auto}
.logo-symbol{
  width:38px;height:38px;border-radius:var(--r-sm);background:var(--primary);position:relative;flex:0 0 auto;
}
.logo-symbol::before{
  content:'';position:absolute;left:9px;top:9px;width:15px;height:15px;
  border:2px solid rgba(255,255,255,.92);border-radius:50%;
}
.logo-symbol::after{
  content:'';position:absolute;right:8px;bottom:8px;width:9px;height:9px;border-radius:50%;background:var(--accent);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-kicker{font-size:10.5px;letter-spacing:.34em;color:var(--muted);font-weight:600;text-transform:none}
.logo-main{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.logo-main em{font-style:normal;color:var(--primary)}

.nav-search{
  position:relative;display:flex;align-items:center;
  flex:1 1 320px;max-width:560px;height:48px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  padding-left:44px;padding-right:4px;
  transition:box-shadow .24s ease,border-color .24s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(227,160,44,.34)}
.nav-search .s-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);display:flex}
.nav-search input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);padding:0 8px 0 0;
}
.nav-search input::placeholder{color:#A79C8D}
.nav-search button{
  flex:0 0 auto;height:38px;padding:0 20px;border:0;border-radius:var(--r-pill);
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .24s ease;
}
.nav-search button:hover{background:var(--primary-dark)}

.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--surface);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:'';position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .24s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.nav-cats{border-top:1px solid var(--line);background:rgba(255,253,248,.9)}
.nav-cats-inner{display:flex;gap:26px;overflow-x:auto;scrollbar-width:none}
.nav-cats-inner::-webkit-scrollbar{display:none}
.nav-cats a{
  display:inline-block;padding:12px 2px;font-size:15px;color:var(--ink-2);
  border-bottom:2px solid transparent;white-space:nowrap;transition:color .24s ease,border-color .24s ease;
}
.nav-cats a:hover{color:var(--primary)}
.nav-cats a.is-active{color:var(--primary);font-weight:600;border-bottom-color:var(--primary)}

/* ============ 分类页 Hero ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:'';position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero::after{content:'';position:absolute;inset:0;background:rgba(246,242,234,.86)}
.page-hero-inner{position:relative;z-index:2;padding:44px 0 46px;max-width:780px}
.page-hero h1{font-size:clamp(28px,4vw,42px);margin-bottom:0}
.page-hero h1 em{font-style:normal;color:var(--primary)}
.page-hero .lead{font-size:16.5px;color:var(--ink-2);margin:16px 0 0;max-width:640px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ============ 正文布局 ============ */
.guide-layout{
  display:grid;grid-template-columns:1fr;gap:var(--gap-l);
  padding:56px 0 72px;
}
@media (min-width:1024px){
  .guide-layout{grid-template-columns:minmax(0,760px) minmax(0,1fr);gap:52px;padding:72px 0 88px}
}

.article-flow{min-width:0}
.article-flow h2{font-size:clamp(23px,2.6vw,30px);margin-top:0;margin-bottom:14px}
.article-flow h3{font-size:19px;font-family:var(--sans);font-weight:600;margin-bottom:8px}
.section-block{margin-bottom:56px}
.section-block:last-child{margin-bottom:0}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--primary);margin-bottom:10px;
}
.section-kicker::before{content:'';width:18px;height:2px;background:var(--accent);display:inline-block}
.lead-p{font-size:17px}

/* 步骤块 */
.steps{list-style:none;margin:24px 0 0;padding:0;counter-reset:step}
.steps li{
  display:grid;grid-template-columns:46px 1fr;gap:16px;
  padding:20px 0;border-top:1px solid var(--line);margin:0;
}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps .step-num{
  font-family:var(--serif);font-size:26px;font-weight:700;color:rgba(180,71,31,.42);
  line-height:1.1;padding-top:2px;
}
.steps h3{margin-bottom:6px}
.steps p{margin:0;font-size:16px}

/* 提示框 */
.tip{
  display:grid;grid-template-columns:4px 1fr;gap:0;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;margin:22px 0;
}
.tip::before{content:'';background:var(--accent);display:block}
.tip-body{padding:16px 20px}
.tip-body strong{display:block;font-size:14px;color:var(--ink);margin-bottom:4px}
.tip-body p{margin:0;font-size:15.5px;color:var(--ink-2)}

/* 配图 */
.figure{margin:28px 0}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);border:1px solid var(--line)}
.figure figcaption{font-size:12.5px;color:var(--muted);text-align:center;margin-top:10px}

/* 节奏对照卡 */
.rhythm-grid{display:grid;grid-template-columns:1fr;gap:var(--gap-s);margin-top:24px}
@media (min-width:768px){
  .rhythm-grid{grid-template-columns:5fr 7fr;gap:var(--gap-m);align-items:start}
  .rhythm-grid .rcard:nth-child(2){margin-top:26px}
}
.rcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease;
}
.rcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.rcard h3{font-family:var(--serif);font-size:20px;margin-bottom:8px}
.rcard .rcard-tag{font-size:12.5px;color:var(--muted);margin-bottom:14px}
.rcard ul{list-style:none;padding:0;margin:0}
.rcard ul li{
  position:relative;padding-left:22px;font-size:15.5px;margin-bottom:10px;color:var(--ink-2);
}
.rcard ul li::before{
  content:'';position:absolute;left:0;top:11px;width:10px;height:2px;background:var(--accent);
}

/* 行卡列表 */
.row-list{margin-top:20px;border-top:1px solid var(--line)}
.row-item{
  display:grid;grid-template-columns:44px 1fr;gap:14px;
  padding:20px 14px;border-bottom:1px solid var(--line);
  transition:background-color .24s ease;
}
.row-item:hover{background:var(--bg-soft)}
.row-item .row-num{font-family:var(--serif);font-size:22px;font-weight:700;color:var(--primary);line-height:1.3}
.row-item h3{margin-bottom:4px}
.row-item p{margin:0;font-size:15.5px}
.row-item .row-meta{font-size:12.5px;color:var(--muted);margin-top:6px}

/* FAQ */
.faq-list{margin-top:22px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .24s ease,border-color .24s ease;
}
.faq-item:hover{border-color:#D4C9B8}
.faq-item.is-open{box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;background:transparent;border:0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--ink);min-height:44px;
}
.faq-q:hover{color:var(--primary)}
.faq-icon{position:relative;width:14px;height:14px;flex:0 0 auto}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;background:var(--primary);transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::before{left:0;top:6px;width:14px;height:2px}
.faq-icon::after{left:6px;top:0;width:2px;height:14px}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 20px 18px;font-size:15.5px;color:var(--ink-2);line-height:1.9}

/* 侧栏 */
.side-rail{display:flex;flex-direction:column;gap:20px;min-width:0}
@media (min-width:1024px){
  .side-rail{position:sticky;top:132px;align-self:start}
}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{font-family:var(--serif);font-size:18px;margin-bottom:12px}
.side-card ul{list-style:none;padding:0;margin:0}
.side-card ul li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2);margin-bottom:10px;line-height:1.7;
}
.side-card ul li::before{
  content:'';position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:rgba(227,160,44,.55);
}
.side-card .side-link{display:block;font-size:14.5px;padding:9px 0;border-bottom:1px dashed var(--line);color:var(--ink-2)}
.side-card .side-link:last-child{border-bottom:0}
.side-card .side-link:hover{color:var(--primary)}
.side-note{font-size:12.5px;color:var(--muted);margin:12px 0 0;line-height:1.7}

/* 交叉链接条 */
.cross-links{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:44px 0}
.cross-links h2{font-size:22px;margin-bottom:6px}
.cross-links .cross-sub{font-size:14.5px;color:var(--muted);margin:0 0 22px}
.cross-grid{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width:640px){.cross-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.cross-grid{grid-template-columns:repeat(5,1fr)}}
.cross-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:#D4C9B8}
.cross-card strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:4px}
.cross-card span{font-size:13px;color:var(--muted);line-height:1.6;display:block}

/* 压缩版 CTA */
.cta-band{background:var(--support);color:#fff;padding:48px 0}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,28px);margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.76);font-size:15.5px;margin:0 0 22px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.36)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.6)}

/* ============ 页脚 ============ */
.site-footer{background:var(--support);color:rgba(255,255,255,.82);padding:56px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:36px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;gap:40px}}
.site-footer .logo-main{color:#fff}
.site-footer .logo-kicker{color:rgba(255,255,255,.55)}
.site-footer .logo-main em{color:var(--accent)}
.site-footer .logo-symbol{background:var(--accent)}
.site-footer .logo-symbol::before{border-color:rgba(46,74,63,.85)}
.site-footer .logo-symbol::after{background:var(--support)}
.f-brand p{color:rgba(255,255,255,.7);font-size:13.5px;line-height:1.8;margin:16px 0 0;max-width:340px}
.f-title{font-size:13px;font-weight:700;letter-spacing:.12em;color:#fff;margin-bottom:14px}
.f-links{display:flex;flex-direction:column;gap:9px}
.f-links a{color:rgba(255,255,255,.76);font-size:14px}
.f-links a:hover{color:var(--accent)}
.f-contact{display:flex;flex-direction:column;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72)}
.f-contact strong{color:rgba(255,255,255,.92);font-weight:600;margin-right:8px}
.f-contact a{color:rgba(255,255,255,.82);text-decoration:underline;text-underline-offset:3px}
.f-contact a:hover{color:var(--accent)}
.f-sub-form{display:flex;gap:8px;margin-bottom:10px}
.f-sub-form input{
  flex:1;min-width:0;height:44px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.07);color:#fff;font-size:14px;
}
.f-sub-form input::placeholder{color:rgba(255,255,255,.5)}
.f-sub-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,160,44,.28);outline:none}
.f-sub-form button{
  height:44px;padding:0 18px;border:0;border-radius:var(--r-sm);
  background:var(--accent);color:#241B0B;font-size:14px;font-weight:700;
  transition:background-color .24s ease;
}
.f-sub-form button:hover{background:#D2931F}
.f-note{font-size:12.5px;color:rgba(255,255,255,.56);line-height:1.7;margin:0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0 22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(255,255,255,.58);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom-links a{color:rgba(255,255,255,.7)}
.footer-bottom-links a:hover{color:var(--accent)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-cats-inner{gap:20px}
  .page-hero-inner{padding:36px 0 38px}
  .guide-layout{padding:44px 0 60px}
  .section-block{margin-bottom:44px}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-main-inner{gap:12px}
  .nav-search{order:3;flex:1 1 100%;max-width:100%}
  .logo{flex:1 1 auto}
  .nav-cats{display:none}
  .nav-cats.is-open{display:block}
  .nav-cats-inner{flex-direction:column;gap:0;padding:6px 0 12px;overflow:visible}
  .nav-cats a{
    padding:13px 2px;border-bottom:1px solid var(--line);font-size:16px;min-height:44px;
  }
  .nav-cats a.is-active{border-bottom:1px solid var(--line);box-shadow:inset 3px 0 0 var(--primary);padding-left:12px}
}
@media (max-width:639px){
  body{font-size:16px;line-height:1.8}
  .topbar{font-size:12px;line-height:1.6;padding:8px 0}
  .topbar-inner{flex-direction:column;gap:2px}
  .topbar-links{gap:14px}
  .page-hero-inner{padding:30px 0 32px}
  .steps li{grid-template-columns:38px 1fr;gap:12px;padding:16px 0}
  .steps .step-num{font-size:22px}
  .row-item{grid-template-columns:36px 1fr;gap:10px;padding:16px 10px}
  .rcard,.side-card{padding:18px}
  .cta-band{padding:36px 0}
  .site-footer{padding-top:40px}
  .cta-actions .btn{width:100%}
  .section-block{margin-bottom:38px}
  .guide-layout{padding:34px 0 48px;gap:28px}
}

/* roulang page: category5 */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --danger:#A3322A;
  --r-1:4px;
  --r-2:10px;
  --r-3:16px;
  --r-4:12px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.foundation,body{font-family:var(--sans);color:var(--ink);}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .24s ease;}
a:hover,a:focus{color:var(--primary-dark);}
ul,ol{margin:0 0 1.1em;padding-left:1.2em;}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0 0 .6em;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.14;letter-spacing:-.02em;}
h2{font-size:clamp(24px,3vw,34px);}
h3{font-family:var(--sans);font-size:20px;font-weight:600;letter-spacing:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;
  padding:10px 18px;border-radius:0 0 var(--r-2) 0;z-index:999;
}
.skip-link:focus{left:0;color:#fff;}
.container{
  width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px;
}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- 顶部细条 ---------- */
.topbar{background:var(--support);color:rgba(255,255,255,.82);font-size:13px;line-height:36px;}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px;}
.topbar-note{letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-meta{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.topbar-meta a{color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.3);}
.topbar-meta a:hover{color:var(--accent);border-color:var(--accent);}
@media (max-width:767px){.topbar-note{display:none;}.topbar-inner{justify-content:flex-end;}.topbar-meta{gap:12px;font-size:12px;}}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,242,234,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1);background:rgba(246,242,234,.95);}
.header-main{padding:14px 0 12px;}
.header-main-inner{display:flex;align-items:center;gap:24px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-symbol{
  width:26px;height:26px;border-radius:6px;flex-shrink:0;
  background:linear-gradient(150deg,var(--primary) 0%,var(--primary) 55%,var(--accent) 55%,var(--accent) 100%);
  box-shadow:inset 0 0 0 1px rgba(27,24,21,.12);
}
.logo-text{display:flex;flex-direction:column;line-height:1.12;}
.logo-kicker{font-size:11px;letter-spacing:.32em;color:var(--muted);font-family:var(--sans);}
.logo-main{font-family:var(--serif);font-size:22px;font-weight:700;letter-spacing:-.01em;color:var(--ink);}
.logo-main em{font-style:normal;color:var(--primary);font-weight:700;}
.search-form{
  flex:1 1 auto;max-width:560px;margin:0 auto;position:relative;display:flex;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:999px;
  height:48px;padding:0 4px 0 16px;transition:border-color .24s ease,box-shadow .24s ease;
}
.search-form:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(227,160,44,.28);}
.search-icon{width:18px;height:18px;flex-shrink:0;stroke:var(--muted);fill:none;stroke-width:1.8;margin-right:10px;}
.search-field{
  flex:1 1 auto;border:0;background:transparent;height:44px;font-size:15px;color:var(--ink);
  outline:none;box-shadow:none;margin:0;
}
.search-field::placeholder{color:var(--muted);}
.search-btn{
  flex-shrink:0;height:38px;padding:0 22px;border:0;border-radius:999px;cursor:pointer;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;letter-spacing:.04em;
  transition:background .24s ease,transform .18s ease;
}
.search-btn:hover{background:var(--primary-dark);}
.search-btn:active{transform:translateY(1px);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-2);font-size:15px;font-weight:600;
  letter-spacing:.02em;cursor:pointer;border:1px solid transparent;
  transition:background .24s ease,color .24s ease,border-color .24s ease,transform .18s ease,box-shadow .24s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--bg-soft);}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;padding:6px 0;color:var(--primary);
  font-size:15px;font-weight:600;background:none;border:0;cursor:pointer;
}
.btn-link .arrow{transition:transform .24s ease;}
.btn-link:hover{color:var(--primary-dark);}
.btn-link:hover .arrow{transform:translateX(4px);}
.btn-sm{padding:9px 18px;font-size:14px;}

/* ---------- 分类导航 ---------- */
.cat-nav{border-top:1px solid var(--line);background:rgba(255,253,248,.6);}
.cat-nav-inner{display:flex;align-items:center;gap:30px;overflow-x:auto;scrollbar-width:none;}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.cat-link{
  position:relative;display:inline-block;padding:13px 0 12px;font-size:15px;color:var(--ink-2);
  white-space:nowrap;transition:color .24s ease;
}
.cat-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.cat-link:hover{color:var(--primary);}
.cat-link:hover::after{transform:scaleX(1);}
.cat-link.active{color:var(--primary);font-weight:600;}
.cat-link.active::after{transform:scaleX(1);}
.nav-toggle{
  display:none;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-2);padding:9px 14px;font-size:14px;color:var(--ink);cursor:pointer;min-height:44px;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}
.mobile-nav{border-top:1px solid var(--line);background:var(--bg-soft);padding:14px 0 18px;}
.mobile-nav .search-form{max-width:100%;margin-bottom:14px;}
.mobile-nav-links{display:flex;flex-direction:column;}
.mobile-nav-links a{
  padding:13px 2px;border-bottom:1px solid var(--line);color:var(--ink-2);font-size:16px;
  display:flex;justify-content:space-between;align-items:center;min-height:44px;
}
.mobile-nav-links a.active{color:var(--primary);font-weight:600;}
.mobile-nav-links a:hover{color:var(--primary);}
@media (max-width:1023px){
  .cat-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
}
@media (max-width:767px){
  .header-main-inner{flex-wrap:wrap;gap:12px;}
  .search-form{order:3;flex:1 0 100%;max-width:100%;margin:0;}
  .header-actions{margin-left:auto;}
  .logo-main{font-size:19px;}
  .logo-kicker{font-size:10px;letter-spacing:.24em;}
}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin-bottom:14px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb span[aria-current]{color:var(--ink-2);}

/* ---------- 分类 Hero ---------- */
.page-hero{
  position:relative;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(246,242,234,.86);}
.page-hero-inner{position:relative;padding:42px 0 40px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;}
.page-hero h1{margin:0 0 14px;}
.page-hero h1 em{font-style:normal;color:var(--primary);}
.h1-rule{width:56px;height:4px;background:var(--accent);border-radius:2px;margin:0 0 16px;}
.hero-sub{margin:0;color:var(--ink-2);font-size:16px;max-width:640px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(227,160,44,.14);color:var(--primary);
  border-radius:999px;padding:6px 14px;font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;
}
.hero-side{display:flex;flex-direction:column;gap:10px;text-align:right;font-size:13px;color:var(--muted);}
.hero-side strong{font-family:var(--serif);font-size:26px;color:var(--ink);display:block;line-height:1.2;}
@media (max-width:767px){
  .page-hero-inner{grid-template-columns:1fr;padding:32px 0 30px;}
  .hero-side{text-align:left;flex-direction:row;gap:24px;flex-wrap:wrap;}
}

/* ---------- 概览统计条 ---------- */
.stat-band{background:var(--support);color:#fff;padding:34px 0;}
.stat-band .container{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:start;}
.stat-item{border-left:1px solid rgba(255,255,255,.16);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-family:var(--serif);font-size:44px;line-height:1.05;color:var(--accent);display:block;letter-spacing:-.02em;}
.stat-num small{font-size:18px;color:rgba(255,255,255,.7);margin-left:4px;font-family:var(--sans);}
.stat-label{display:block;font-size:14px;color:rgba(255,255,255,.9);margin-top:8px;}
.stat-note{grid-column:1 / -1;font-size:12px;color:rgba(255,255,255,.55);margin-top:6px;border-top:1px solid rgba(255,255,255,.14);padding-top:12px;}
@media (max-width:767px){
  .stat-band .container{grid-template-columns:repeat(2,1fr);gap:20px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .stat-num{font-size:34px;}
}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0;}
.section.tone{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:32px;max-width:720px;}
.section-kicker{display:inline-block;font-size:12px;letter-spacing:.2em;color:var(--primary);font-weight:600;margin-bottom:10px;}
.section-title{margin:0 0 10px;}
.section-desc{margin:0;color:var(--ink-2);font-size:16px;}
@media (min-width:1024px){.section{padding:80px 0;}.section.lg{padding:104px 0;}}

/* ---------- 引用瀑布 ---------- */
.waterfall{column-count:3;column-gap:24px;}
@media (max-width:1023px){.waterfall{column-count:2;}}
@media (max-width:639px){.waterfall{column-count:1;}}
.quote-card{
  break-inside:avoid;-webkit-column-break-inside:avoid;page-break-inside:avoid;
  display:block;margin:0 0 24px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-3);padding:24px;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6CDBE;}
.quote-mark{font-family:var(--serif);font-size:38px;line-height:1;color:rgba(180,71,31,.22);display:block;margin-bottom:6px;}
.quote-text{margin:0 0 16px;font-size:16px;line-height:1.85;color:var(--ink-2);}
.quote-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:12px;}
.source-tag{
  display:inline-flex;align-items:center;background:rgba(227,160,44,.14);color:var(--primary);
  font-size:12px;font-weight:600;border-radius:999px;padding:4px 12px;letter-spacing:.02em;
}
.stars{display:inline-flex;gap:3px;align-items:center;}
.stars i{
  display:block;width:13px;height:13px;background:var(--line);
  clip-path:polygon(50% 0%,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);
}
.stars i.on{background:var(--accent);}
.quote-card.wide .quote-text{font-size:17px;}

/* ---------- 评价维度 ---------- */
.dim-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.dim-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  padding:26px;box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease;
}
.dim-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.dim-card.offset{margin-top:16px;}
.dim-icon{width:38px;height:38px;stroke:var(--primary);fill:none;stroke-width:1.6;margin-bottom:14px;}
.dim-card h3{margin-bottom:8px;}
.dim-card p{font-size:15px;color:var(--ink-2);margin-bottom:18px;}
.bar{height:6px;border-radius:999px;background:var(--line);overflow:hidden;margin-bottom:8px;}
.bar span{display:block;height:100%;width:0;background:var(--primary);border-radius:999px;transition:width 1.1s cubic-bezier(.22,1,.36,1);}
.bar-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);}
@media (max-width:1023px){.dim-grid{grid-template-columns:1fr 1fr;}.dim-card.offset{margin-top:0;}}
@media (max-width:639px){.dim-grid{grid-template-columns:1fr;gap:16px;}}

/* ---------- 交叉链接 ---------- */
.cross-links{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0;}
.cross-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:20px;}
.cross-head h2{font-size:22px;margin:0;}
.cross-head p{margin:0;font-size:14px;color:var(--muted);}
.cross-list{display:flex;flex-wrap:wrap;gap:12px;}
.cross-list a{
  display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-2);font-size:15px;
  transition:border-color .24s ease,color .24s ease,transform .2s ease,box-shadow .24s ease;
  min-height:44px;
}
.cross-list a:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--sh-1);}

/* ---------- CTA ---------- */
.cta-band{padding:56px 0;}
.cta-inner{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  padding:32px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;
  box-shadow:var(--sh-1);
}
.cta-inner h2{font-size:clamp(22px,2.4vw,28px);margin:0 0 8px;}
.cta-inner p{margin:0;color:var(--ink-2);font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.privacy-line{font-size:12px;color:var(--muted);margin-top:16px;}
.privacy-line a{color:var(--muted);text-decoration:underline;}
.privacy-line a:hover{color:var(--primary);}
@media (max-width:767px){.cta-inner{grid-template-columns:1fr;padding:24px;}.cta-band{padding:40px 0;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--support);color:rgba(255,255,255,.78);padding:56px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:40px;padding-bottom:40px;}
.f-brand .logo{margin-bottom:16px;}
.f-brand .logo-main{color:#fff;}
.f-brand .logo-kicker{color:rgba(255,255,255,.55);}
.f-brand .logo-main em{color:var(--accent);}
.f-brand p{margin:0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);}
.f-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.06em;}
.f-links{display:flex;flex-direction:column;gap:10px;}
.f-links a{color:rgba(255,255,255,.75);font-size:14px;width:fit-content;}
.f-links a:hover{color:var(--accent);}
.f-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.72);}
.f-contact strong{color:#fff;font-weight:600;margin-right:8px;}
.f-contact a{color:rgba(255,255,255,.85);text-decoration:underline;}
.f-contact a:hover{color:var(--accent);}
.f-sub-form{display:flex;gap:8px;margin-bottom:12px;}
.f-sub-form input{
  flex:1 1 auto;min-width:0;height:44px;border-radius:var(--r-2);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14px;margin:0;
}
.f-sub-form input::placeholder{color:rgba(255,255,255,.5);}
.f-sub-form input:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.14);}
.f-sub-form button{
  flex-shrink:0;height:44px;padding:0 20px;border-radius:var(--r-2);border:0;cursor:pointer;
  background:var(--accent);color:#2A2010;font-size:14px;font-weight:600;
  transition:background .24s ease,transform .18s ease;
}
.f-sub-form button:hover{background:#F0B345;}
.f-sub-form button:active{transform:translateY(1px);}
.f-note{font-size:12px;color:rgba(255,255,255,.55);line-height:1.7;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0 22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom-links a{color:rgba(255,255,255,.68);}
.footer-bottom-links a:hover{color:var(--accent);}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:639px){
  .site-footer{padding-top:40px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}

/* ---------- 弹层与表单 ---------- */
.reveal-overlay{background:rgba(27,24,21,.5);}
.reveal.feedback-modal{
  border-radius:var(--r-3);border:0;padding:28px;max-width:520px;box-shadow:var(--sh-2);
  background:var(--surface);
}
.feedback-modal h2{font-size:24px;margin:0 0 6px;}
.feedback-modal .modal-sub{font-size:14px;color:var(--muted);margin:0 0 20px;}
.close-button{
  position:absolute;top:14px;right:16px;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--line);background:var(--bg-soft);color:var(--ink-2);
  font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;
}
.close-button:hover{color:var(--primary);border-color:var(--primary);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;margin:0;border:1px solid var(--line);border-radius:var(--r-4);
  background:var(--bg-soft);padding:11px 14px;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;height:auto;
}
.field textarea{min-height:96px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(180,71,31,.18);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);box-shadow:0 0 0 2px rgba(163,50,42,.14);}
.err-msg{display:none;font-size:12px;color:var(--danger);margin-top:5px;}
.field.has-error .err-msg{display:block;}
.agree-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);margin-bottom:6px;}
.agree-row input{width:18px;height:18px;margin:3px 0 0;flex-shrink:0;}
.agree-row a{text-decoration:underline;color:var(--primary);}
.form-note{font-size:12px;color:var(--muted);margin:0 0 16px;}
.form-success{
  display:none;background:rgba(46,74,63,.08);border:1px solid rgba(46,74,63,.24);
  border-radius:var(--r-2);padding:12px 16px;font-size:14px;color:var(--support);margin-top:14px;
}
.form-success.show{display:block;}
.foundation button,.foundation [type="button"]{border-radius:var(--r-2);}

/* ---------- 动效 ---------- */
.reveal-up{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1);}
.reveal-up.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .reveal-up{opacity:1;transform:none;}
  .quote-card:hover,.dim-card:hover,.cross-list a:hover{transform:none;}
}
@media (max-width:520px){
  body{font-size:16px;}
  .quote-card{padding:20px;margin-bottom:16px;}
  .waterfall{column-gap:16px;}
  .search-btn{padding:0 16px;}
  .reveal-overlay .reveal.feedback-modal{
    position:fixed !important;left:0 !important;right:0 !important;bottom:0 !important;top:auto !important;
    width:100% !important;max-width:100% !important;margin:0 !important;
    border-radius:16px 16px 0 0 !important;max-height:90vh;overflow-y:auto;
  }
}

/* roulang page: category6 */
:root{
  --bg:#F6F2EA;
  --bg-soft:#FFFDF8;
  --surface:#FFFFFF;
  --ink:#1B1815;
  --ink-2:#4A443D;
  --muted:#857C71;
  --primary:#B4471F;
  --primary-dark:#963A17;
  --support:#2E4A3F;
  --accent:#E3A02C;
  --line:#E2DACD;
  --error:#A3322A;
  --r-1:4px;
  --r-2:10px;
  --r-3:16px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(27,24,21,.06),0 8px 24px -12px rgba(27,24,21,.12);
  --sh-2:0 2px 4px rgba(27,24,21,.08),0 18px 40px -18px rgba(27,24,21,.22);
  --space-s:56px;
  --space-m:80px;
  --space-l:104px;
  --font-serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --font-sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.1em;padding-left:1.25em;}
li{margin-bottom:.4em;}
button{font:inherit;cursor:pointer;background:none;border:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1024px){.container{padding-left:32px;padding-right:32px;}}
.section{padding:var(--space-s) 0;}
@media (min-width:1024px){.section{padding:var(--space-m) 0;}}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s cubic-bezier(.22,1,.36,1),transform .48s cubic-bezier(.22,1,.36,1);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,253,248,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1);background:rgba(255,253,248,.95);}
.topbar{background:var(--support);color:rgba(255,255,255,.82);font-size:13px;line-height:1.5;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap;}
.topbar-left{display:flex;align-items:center;gap:10px;}
.topbar-right{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.topbar a{color:rgba(255,255,255,.82);}
.topbar a:hover{color:var(--accent);}
.topbar-contact{color:rgba(255,255,255,.6);}
.topbar .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.5);display:inline-block;}
.header-main-inner{display:flex;align-items:center;gap:24px;padding:14px 0;}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-symbol{width:32px;height:32px;border-radius:9px;background:linear-gradient(180deg,var(--primary),var(--primary-dark));position:relative;flex:0 0 auto;}
.logo-symbol::before{content:"";position:absolute;left:7px;top:7px;width:9px;height:9px;border:2px solid #fff;border-radius:50%;}
.logo-symbol::after{content:"";position:absolute;right:6px;bottom:7px;width:12px;height:3px;background:var(--accent);border-radius:2px;}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-kicker{font-size:11px;letter-spacing:.32em;color:var(--muted);font-family:var(--font-sans);margin-bottom:2px;}
.logo-main{font-family:var(--font-serif);font-size:22px;font-weight:700;letter-spacing:-.01em;color:var(--ink);}
.logo-main em{font-style:normal;color:var(--primary);}
.search-field{
  display:flex;align-items:center;gap:8px;width:100%;
  height:48px;padding:4px 4px 4px 16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.search-field:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(227,160,44,.28);}
.search-field svg{flex:0 0 auto;color:var(--muted);}
.search-field input{
  flex:1 1 auto;min-width:0;height:100%;margin:0;border:0;background:transparent;
  font-size:15px;color:var(--ink);box-shadow:none;padding:0;
}
.search-field input:focus{outline:none;box-shadow:none;}
.search-field input::placeholder{color:var(--muted);}
.search-field button{
  flex:0 0 auto;height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .22s ease,transform .22s ease;
}
.search-field button:hover{background:var(--primary-dark);transform:translateY(-1px);}
.nav-search{flex:1 1 auto;max-width:560px;}
.header-cta{flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:13px 26px;border-radius:var(--r-2);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.2;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--bg-soft);}
.btn-block{width:100%;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-2);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-row{border-top:1px solid var(--line);background:rgba(255,253,248,.7);}
.nav-row-inner{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:44px;
  padding:12px 16px;font-size:15px;color:var(--ink-2);border-radius:var(--r-1);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(180,71,31,.06);}
.nav-link.is-active{color:var(--primary);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;
  background:var(--primary);border-radius:2px;
}
.nav-mobile-search{display:none;}
@media (max-width:1023px){
  .nav-search{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-row{display:none;}
  .nav-row.is-open{display:block;}
  .nav-mobile-search{display:block;padding:14px 0 10px;}
  .nav-row-inner{flex-direction:column;align-items:stretch;padding-bottom:14px;gap:0;}
  .nav-link{padding:13px 8px;border-bottom:1px solid var(--line);border-radius:0;justify-content:space-between;}
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active{background:rgba(180,71,31,.07);}
  .logo-main{font-size:20px;}
}

/* ============ 分类页 Hero ============ */
.page-hero{
  position:relative;
  padding:34px 0 38px;
  min-height:258px;
  display:flex;align-items:center;
  background:#EFE9DE url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(246,242,234,.86);}
.page-hero .container{position:relative;z-index:2;}
.page-hero .hero-inner{max-width:760px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin-bottom:14px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#C6BCAE;}
.page-hero h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.16;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.page-hero h1 em{font-style:normal;color:var(--primary);font-weight:700;}
.page-hero h1::after{
  content:"";display:block;width:56px;height:4px;background:var(--accent);
  border-radius:2px;margin-top:18px;
}
.hero-sub{font-size:16px;color:var(--ink-2);max-width:640px;margin:0;}
@media (min-width:1024px){.hero-sub{font-size:17px;}}

/* ============ 搜索提示条 ============ */
.search-hint{padding:36px 0 0;}
.hint-bar{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  padding:22px;box-shadow:var(--sh-1);
  display:grid;gap:18px;
}
@media (min-width:1024px){
  .hint-bar{grid-template-columns:1fr auto;align-items:center;gap:28px;padding:24px 28px;}
}
.hint-search{max-width:520px;}
.hint-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.hint-label{font-size:13px;color:var(--muted);letter-spacing:.05em;}
.tag{
  display:inline-flex;align-items:center;min-height:32px;padding:6px 14px;
  border-radius:var(--r-pill);background:rgba(227,160,44,.14);
  color:var(--primary);font-size:13px;font-weight:600;
  transition:background .2s ease,color .2s ease;
}
.tag:hover{background:rgba(180,71,31,.14);color:var(--primary-dark);}

/* ============ 板块标题 ============ */
.sec-head{max-width:760px;margin-bottom:30px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;letter-spacing:.16em;color:var(--primary);
  font-family:var(--font-sans);margin-bottom:10px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.sec-head h2{font-size:clamp(24px,3vw,34px);}
.sec-head p{margin:12px 0 0;color:var(--ink-2);font-size:16px;}

/* ============ 说明提示框 ============ */
.note-box{
  position:relative;background:var(--bg-soft);border:1px solid var(--line);
  border-left:3px solid var(--accent);border-radius:var(--r-1) var(--r-3) var(--r-3) var(--r-1);
  padding:18px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;
  margin-bottom:36px;
}
.note-box strong{color:var(--ink);font-weight:600;}

/* ============ FAQ 手风琴 ============ */
.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:14px;flex-wrap:wrap;}
.group-index{
  font-family:var(--font-serif);font-size:26px;line-height:1;
  color:rgba(180,71,31,.32);font-weight:700;padding-top:4px;
}
.faq-group-head h3{font-size:20px;line-height:1.45;}
.faq-group-head .group-desc{font-size:14px;color:var(--muted);margin-top:6px;}
.acc{border-top:1px solid var(--line);}
.acc-item{border-bottom:1px solid var(--line);}
.acc-trigger{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 4px;text-align:left;font-size:17px;font-weight:600;
  color:var(--ink);line-height:1.6;transition:color .2s ease;
  min-height:44px;
}
.acc-trigger:hover{color:var(--primary);}
.acc-trigger span:first-child{flex:1 1 auto;}
.acc-icon{position:relative;flex:0 0 auto;width:16px;height:16px;margin-top:2px;}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.acc-icon::before{left:0;top:7px;width:16px;height:2px;}
.acc-icon::after{left:7px;top:0;width:2px;height:16px;}
.acc-item.is-open .acc-icon::after{transform:rotate(90deg);opacity:0;}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .32s cubic-bezier(.22,1,.36,1);}
.acc-panel-inner{padding:0 4px 20px;font-size:16px;line-height:1.9;color:var(--ink-2);}
.acc-panel-inner strong{color:var(--ink);font-weight:600;}
@media (min-width:1024px){
  .acc-trigger{font-size:17px;padding:20px 4px;}
  .acc-panel-inner{padding:0 60px 22px 4px;}
}

/* ============ 交叉链接条 ============ */
.cross{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.cross-grid{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){.cross-grid{grid-template-columns:repeat(2,1fr);gap:18px;}}
@media (min-width:1024px){.cross-grid{grid-template-columns:repeat(5,1fr);gap:16px;}}
.cross-card{
  display:flex;flex-direction:column;gap:8px;
  padding:20px 18px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-3);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D5C9B6;color:inherit;}
.cross-card strong{font-size:16px;color:var(--ink);font-family:var(--font-serif);letter-spacing:.01em;}
.cross-card span{font-size:13px;color:var(--muted);line-height:1.7;}
.cross-card .arrow{font-size:13px;color:var(--primary);font-weight:600;margin-top:auto;padding-top:6px;}
.cross-card:hover .arrow{color:var(--primary-dark);}

/* ============ 咨询与表单 ============ */
.consult{background:var(--bg-soft);border-top:1px solid var(--line);}
.consult-grid{display:grid;gap:32px;}
@media (min-width:1024px){.consult-grid{grid-template-columns:1fr 1fr;gap:48px;align-items:start;}}
.consult-copy h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px;}
.consult-copy p{color:var(--ink-2);font-size:16px;}
.consult-media{
  margin-top:26px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.consult-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .6s ease;}
.consult-media:hover img{transform:scale(1.03);}
.consult-list{list-style:none;padding:0;margin:20px 0 0;}
.consult-list li{
  position:relative;padding-left:24px;font-size:15px;color:var(--ink-2);margin-bottom:10px;
}
.consult-list li::before{
  content:"";position:absolute;left:0;top:11px;width:12px;height:2px;
  background:var(--accent);border-radius:2px;
}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-3);
  padding:24px;box-shadow:var(--sh-1);
}
@media (min-width:640px){.form-card{padding:30px;}}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-tip{font-size:14px;color:var(--muted);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;margin:0;height:auto;padding:12px 14px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;
  font-size:15px;color:var(--ink);font-family:var(--font-sans);
  box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(180,71,31,.16);
}
.check{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);margin-bottom:18px;line-height:1.7;}
.check input{width:18px;height:18px;margin:3px 0 0;flex:0 0 auto;accent-color:var(--primary);}
.check a{text-decoration:underline;text-decoration-color:rgba(180,71,31,.4);}
.form-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7;}
.form-note a{text-decoration:underline;text-decoration-color:rgba(133,124,113,.5);}
.form-feedback{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-2);
  background:rgba(46,74,63,.08);border:1px solid rgba(46,74,63,.22);
  color:var(--support);font-size:14px;
}
.form-feedback.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--support);color:rgba(255,255,255,.78);padding-top:56px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1.1fr 1fr;gap:40px;}}
.site-footer .logo{color:#fff;margin-bottom:16px;}
.site-footer .logo-main{color:#fff;}
.site-footer .logo-main em{color:var(--accent);}
.site-footer .logo-kicker{color:rgba(255,255,255,.55);}
.f-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);margin:0;}
.f-title{font-family:var(--font-serif);font-size:16px;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.f-links{display:flex;flex-direction:column;gap:10px;}
.f-links a{color:rgba(255,255,255,.76);font-size:14px;}
.f-links a:hover{color:var(--accent);}
.f-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.76);}
.f-contact strong{color:#fff;font-weight:600;margin-right:8px;}
.f-contact a{color:rgba(255,255,255,.78);text-decoration:underline;text-decoration-color:rgba(255,255,255,.3);}
.f-contact a:hover{color:var(--accent);}
.f-sub-form{display:flex;gap:8px;margin-bottom:12px;}
.f-sub-form input{
  flex:1 1 auto;min-width:0;height:auto;margin:0;padding:10px 12px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-2);color:#fff;font-size:14px;box-shadow:none;
}
.f-sub-form input::placeholder{color:rgba(255,255,255,.45);}
.f-sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,160,44,.25);}
.f-sub-form button{
  flex:0 0 auto;min-height:42px;padding:0 18px;border-radius:var(--r-2);
  background:var(--accent);color:#241C0B;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.f-sub-form button:hover{background:#F0B243;transform:translateY(-1px);}
.f-note{font-size:13px;color:rgba(255,255,255,.55);margin:0;line-height:1.8;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 24px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom-links a{color:rgba(255,255,255,.72);}
.footer-bottom-links a:hover{color:var(--accent);}
@media (max-width:639px){
  .footer-bottom{flex-direction:column;}
  .section{padding:44px 0;}
  .card-grid{gap:16px !important;}
}