/* roulang page: index */
:root{
    --primary:#B44A3E;--primary-dark:#95372E;--gold:#C79A6D;--cream:#F8F3EB;--surface:#FFFCF7;--ink:#2B211E;--muted:#6C625C;--line:#E4D8CC;
    --r-lg:24px;--r-md:16px;--r-sm:10px;--shadow-sm:0 1px 2px rgba(43,33,30,.05);--shadow-md:0 12px 24px rgba(43,33,30,.08);
    --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
    --font-sans:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;
    --num-font:"DIN Alternate","Inter",ui-sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;font-family:var(--font-sans);background:var(--cream);color:var(--ink);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
  img{max-width:100%;display:block}
  a{color:var(--primary);text-decoration:none;transition:color .2s,border-color .2s}
  a:hover{color:var(--primary-dark)}
  button,input,select,textarea{font:inherit}
  h1,h2,h3{margin:0;font-family:var(--font-serif);font-weight:600;line-height:1.3;color:var(--ink)}
  p{margin:0}
  ul{list-style:none;margin:0;padding:0}
  ::selection{background:#f0d5ca}
  a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,details summary:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
  .container{max-width:1180px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
  .section{padding:80px 0}
  .section-head{max-width:780px;margin-bottom:40px}
  .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:13px;font-weight:600;letter-spacing:.08em;background:#f5e7e0;padding:6px 14px;border-radius:999px;margin-bottom:14px}
  .section-head h2{font-size:clamp(1.6rem,1.6vw + 1rem,2.1rem)}
  .section-lead{margin-top:12px;color:var(--muted);font-size:15px}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 22px;border-radius:12px;font-weight:600;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:all .22s}
  .btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 16px rgba(180,74,62,.18)}
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 12px 22px rgba(180,74,62,.22);color:#fff}
  .btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.65);color:#fff}
  .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
  .icon-bg{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--cream);color:var(--primary);border:1px solid var(--line)}
  .line-label{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
  .line-label::after{content:"";height:1px;background:var(--line);flex:1}

  /* header 与首页一致 */
  .site-header{position:sticky;top:0;z-index:60;background:rgba(248,243,235,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:box-shadow .25s,border-color .25s}
  .site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 8px 18px rgba(43,33,30,.05)}
  .header-frame{max-width:1280px;margin:0 auto;padding:0 24px}
  .header-row{display:grid;grid-template-columns:auto minmax(280px,600px) auto;gap:20px;align-items:center;padding:13px 0}
  .brand{display:flex;align-items:center;gap:10px}
  .brand-mark{width:42px;height:42px;border-radius:14px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:19px;font-weight:700}
  .brand-name{font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--ink)}
  .brand-name small{font-size:12px;font-family:var(--font-sans);color:var(--muted);display:block;margin-top:-4px}
  .searchbox{position:relative}
  .search-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--muted);display:flex;pointer-events:none}
  .search-input{width:100%;height:48px;padding:0 46px 0 48px;border-radius:999px;border:1px solid var(--line);background:#fff;box-shadow:inset 0 1px 3px rgba(43,33,30,.04);font-size:15px;outline:none;transition:border .2s,box-shadow .2s}
  .search-input::placeholder{color:#a19389}
  .search-input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(180,74,62,.12)}
  .header-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px}
  .header-links{display:flex;align-items:center;gap:22px;margin-right:6px}
  .header-links a{color:var(--muted);font-size:15px;font-weight:500}
  .header-links a:hover,.header-links a.active{color:var(--primary)}
  .header-links a.active{font-weight:600}
  .header-cta{background:var(--primary);color:#fff;border-radius:999px;padding:10px 18px;font-weight:600;display:inline-flex;gap:8px;align-items:center;transition:background .2s,transform .2s}
  .header-cta:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}
  .header-strap{border-top:1px solid rgba(228,216,204,.7);padding:7px 0;display:flex;align-items:center;gap:10px;white-space:nowrap;overflow-x:auto;scrollbar-width:none}
  .header-strap::-webkit-scrollbar{display:none}
  .strap-label{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--primary);padding-right:8px}
  .chip-row{display:inline-flex;gap:14px;align-items:center}
  .chip-row a,.chip-row span{font-size:13px;color:var(--muted);padding:6px 2px;transition:color .2s;white-space:nowrap}
  .chip-row a:hover{color:var(--primary)}
  .chip-row .is-on{color:var(--primary);font-weight:600;box-shadow:inset 0 -2px 0 var(--primary)}

  /* 分类页 hero banner */
  .catalog-hero{position:relative;overflow:hidden;background:linear-gradient(100deg,rgba(63,28,20,.92) 0%,rgba(63,28,20,.62) 56%,rgba(43,33,30,.1) 100%),url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;color:#fff;padding:70px 0}
  .catalog-hero .crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:24px}
  .catalog-hero .crumb a{color:rgba(255,255,255,.82)}
  .catalog-hero .crumb a:hover{color:#fff}
  .catalog-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
  .catalog-hero h1{color:#fff;font-size:clamp(1.9rem,2.3vw + 1rem,3rem);line-height:1.25;max-width:570px}
  .catalog-hero .desc{margin-top:18px;color:rgba(255,255,255,.86);font-size:15px;max-width:520px;line-height:1.9}
  .catalog-cover{border-radius:24px;overflow:hidden;box-shadow:0 26px 46px rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.2)}
  .catalog-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .catalog-btns{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}

  /* 锚点抽屉 */
  .anchor-drawer{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .anchor-drawer .in{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:12px 0;overflow-x:auto;scrollbar-width:none}
  .anchor-drawer .in::-webkit-scrollbar{display:none}
  .anchor-drawer a{flex:0 0 auto;background:var(--cream);border:1px solid var(--line);color:var(--ink);font-size:14px;padding:8px 16px;border-radius:999px;font-weight:500;transition:all .2s}
  .anchor-drawer a:hover{border-color:var(--primary);color:var(--primary)}

  /* 应用场景 */
  .use-boxes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .use-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s}
  .use-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
  .use-icon{width:44px;height:44px;border-radius:12px;background:#f9ece6;color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
  .use-card h3{font-size:18px;margin-bottom:8px}
  .use-card p{font-size:14px;color:var(--muted);line-height:1.7}

  /* 内容卡网格 */
  .topic-layout{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
  .featured-card{grid-column:span 8;background:var(--surface);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:grid;grid-template-columns:1.5fr 1fr;box-shadow:var(--shadow-sm);transition:box-shadow .22s}
  .featured-card:hover{box-shadow:var(--shadow-md)}
  .featured-info{grid-column:span 8;padding:32px}
  .featured-side{grid-column:span 4;background:var(--cream);border-left:1px solid var(--line);padding:28px;display:flex;flex-direction:column;justify-content:center;gap:8px}
  .featured-side .stat-num{font-family:var(--num-font);font-size:30px;color:var(--primary);font-weight:700}
  .featured-card h3{font-size:1.4rem;line-height:1.45}
  .featured-card .meta{font-size:13px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
  .featured-card .summary{color:var(--muted);font-size:14px;line-height:1.8}
  .tagline{font-size:12px;color:var(--gold);font-weight:600;letter-spacing:.08em}

  .filter-row{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:34px 0 24px}
  .chip-filter{display:flex;gap:10px;flex-wrap:wrap}
  .chip-filter span{font-size:13px;padding:8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--muted);cursor:default}
  .chip-filter .on{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 6px 14px rgba(180,74,62,.16)}
  .sort-line{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;white-space:nowrap}
  .sort-line svg{color:var(--primary)}

  .card-grid{grid-column:span 12;display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
  .info-card{grid-column:span 4;background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .22s,transform .22s;box-shadow:var(--shadow-sm)}
  .info-card.wide{grid-column:span 6;flex-direction:row}
  .info-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
  .card-media{aspect-ratio:16/9;overflow:hidden;background:var(--line)}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
  .info-card:hover .card-media img{transform:scale(1.03)}
  .info-card.wide .card-media{height:100%;aspect-ratio:auto;min-height:180px;width:45%}
  .info-card.wide .card-content{width:55%}
  .card-content{padding:22px;display:flex;flex-direction:column;flex:1}
  .card-meta{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);align-items:center;margin-bottom:12px}
  .card-content h3{font-size:18px;line-height:1.55}
  .card-content h3 a{color:var(--ink)}
  .card-content h3 a:hover{color:var(--primary)}
  .card-content p{font-size:13px;color:var(--muted);line-height:1.7;margin-top:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .tag-group{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
  .tag-group span{font-size:12px;color:var(--muted);background:var(--cream);border:1px solid var(--line);padding:4px 10px;border-radius:999px}

  /* 分页 */
  .pagination{display:flex;gap:8px;justify-content:center;align-items:center;margin-top:48px}
  .pagination a,.pagination span{min-width:38px;height:38px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;background:var(--surface);font-size:14px;color:var(--ink);transition:all .2s}
  .pagination a:hover{border-color:var(--primary);color:var(--primary)}
  .pagination .cur{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
  .pagination .disabled{opacity:.5}
  .pagination .gap-text{background:transparent;border:none}

  /* 分类 FAQ */
  .cat-faq{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .faq-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:50px}
  details{border-bottom:1px solid var(--line);padding:18px 2px}
  details summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px}
  details summary::-webkit-details-marker{display:none}
  details summary strong{font-family:var(--font-sans);font-weight:600;font-size:16px}
  .plus{flex:0 0 22px;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);color:var(--muted);display:inline-flex;align-items:center;justify-content:center;transition:transform .2s,background .2s,color .2s;margin-top:4px}
  details[open] .plus{background:var(--primary);color:#fff;border-color:var(--primary);transform:rotate(45deg)}
  .answer{color:var(--muted);font-size:14px;line-height:1.8;padding:14px 0 4px}

  /* CTA 横条 */
  .cat-cta{background:var(--cream)}
  .cta-bar{position:relative;overflow:hidden;border-radius:24px;padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;background:linear-gradient(120deg,rgba(78,25,18,.94),rgba(130,47,39,.9)),url('/assets/images/backpic/back-4.jpg') center/cover;color:#fff}
  .cta-bar h2{color:#fff;font-size:24px}
  .cta-bar p{color:rgba(255,255,255,.82);font-size:14px;margin-top:8px;max-width:50ch}
  .cta-bar .btn{flex-shrink:0}

  /* 页脚 */
  .site-footer{background:#2e2220;color:rgba(255,255,255,.8);border-top:4px solid var(--primary-dark)}
  .footer-seo{padding:40px 0 16px;border-bottom:1px solid rgba(255,255,255,.1)}
  .footer-seo p{font-size:14px;color:rgba(255,255,255,.66);max-width:820px;line-height:1.9}
  .footer-main{padding:48px 0;display:grid;grid-template-columns:1.3fr .9fr 1fr;gap:44px}
  .footer-brand .brand-name{color:#fff}
  .footer-brand p{max-width:34ch;font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;margin-top:14px}
  .footer-col h4{color:#fff;font-size:15px;font-family:var(--font-sans);font-weight:600;margin-bottom:14px}
  .footer-col li a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.68)}
  .footer-col li a:hover{color:#fff}
  .footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:rgba(255,255,255,.5);font-size:13px}

  @media(max-width:1024px){
    .header-row{grid-template-columns:auto 1fr auto}
    .header-links{display:none}
    .catalog-grid{grid-template-columns:1fr}
    .topic-layout{display:block}
    .featured-card{display:block}
    .featured-side{border-left:none;border-top:1px solid var(--line)}
    .card-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .info-card,.info-card.wide{grid-column:span 1;display:flex}
    .info-card.wide{grid-column:span 2;flex-direction:row}
    .use-boxes{grid-template-columns:1fr 1fr}
    .footer-main{grid-template-columns:1fr 1fr}
    .faq-grid{grid-template-columns:1fr}
  }
  @media(max-width:768px){
    .header-row{grid-template-columns:auto 1fr}
    .header-cta span{display:none}
    .header-cta{padding:11px}
    .brand-name{font-size:22px}
    .section{padding:56px 0}
    .use-boxes{grid-template-columns:1fr}
    .footer-main{grid-template-columns:1fr}
    .cta-bar{padding:30px 24px}
    .info-card.wide{grid-column:span 1;flex-direction:column}
    .info-card.wide .card-media,.info-card.wide .card-content{width:100%}
    .card-grid{grid-template-columns:1fr}
    .featured-card .featured-info{padding:24px}
    .catalog-hero{padding:50px 0}
  }
  @media(max-width:520px){
    .container{padding-left:16px;padding-right:16px}
    .header-frame{padding:0 16px}
    .card-grid{grid-template-columns:1fr}
    .info-card{grid-column:span 1}
    .info-card.wide{grid-column:span 1;flex-direction:column}
    .info-card.wide .card-media,.info-card.wide .card-content{width:100%}
    .pagination{flex-wrap:wrap}
    .filter-row{flex-direction:column;align-items:flex-start}
  }

/* roulang page: category1 */
:root {
  --primary: #B44A3E;
  --primary-dark: #95372E;
  --gold: #C79A6D;
  --cream: #F8F3EB;
  --surface: #FFFCF7;
  --ink: #2B211E;
  --muted: #6C625C;
  --line: #E4D8CC;
  --r-lg: 24px;
  --r-md: 16px;
  --r-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(43, 33, 30, .05);
  --shadow-md: 0 12px 24px rgba(43, 33, 30, .08);
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  --font-sans: PingFang SC, Hiragino Sans GB, Microsoft YaHei, system-ui, sans-serif;
  --num-font: "DIN Alternate", "Inter", ui-sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease;
}

a:hover {
  color: var(--primary-dark);
}

button,
input,
select,
textarea {
  font: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
details summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 8px;
}

.container {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 80px 0;
}

.section-head {
  max-width: 780px;
  margin-bottom: 40px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  background: #f5e7e0;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 1.6vw + 1rem, 2.1rem);
  font-family: var(--font-serif);
  color: var(--ink);
  margin: 0;
  line-height: 1.3;
}

.section-lead {
  margin-top: 12px;
  color: var(--muted);
  font-size: 15px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .22s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 16px rgba(180, 74, 62, .18);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 22px rgba(180, 74, 62, .22);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .65);
  color: #fff;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, .14);
  color: #fff;
}

.btn-line {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--primary);
}

.btn-line:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  background: #fbf4ee;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(248, 243, 235, .93);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .25s, border-color .25s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 18px rgba(43, 33, 30, .05);
}

.header-frame {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.header-row {
  display: grid;
  grid-template-columns: auto minmax(280px, 600px) auto;
  gap: 20px;
  align-items: center;
  padding: 13px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
}

.brand-name small {
  font-size: 12px;
  font-family: var(--font-sans);
  color: var(--muted);
  display: block;
  margin-top: -4px;
  font-weight: 400;
}

.searchbox {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  display: flex;
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 48px;
  padding: 0 48px 0 48px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: inset 0 1px 3px rgba(43, 33, 30, .04);
  font-size: 15px;
  outline: none;
  transition: border .2s, box-shadow .2s;
}

.search-input::placeholder {
  color: #a19389;
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(180, 74, 62, .12);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
}

.header-links {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-right: 4px;
}

.header-links a {
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
}

.header-links a:hover,
.header-links a.active {
  color: var(--primary);
}

.header-links a.active {
  font-weight: 600;
}

.header-cta {
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  transition: background .2s, transform .2s;
  white-space: nowrap;
}

.header-cta:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
}

.header-strap {
  border-top: 1px solid rgba(228, 216, 204, .72);
  padding: 7px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.header-strap::-webkit-scrollbar {
  display: none;
}

.strap-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  padding-right: 6px;
}

.chip-row {
  display: inline-flex;
  gap: 14px;
  align-items: center;
}

.chip-row a,
.chip-row span {
  font-size: 13px;
  color: var(--muted);
  padding: 6px 2px;
  transition: color .2s;
  white-space: nowrap;
}

.chip-row a:hover {
  color: var(--primary);
}

.chip-row .is-on {
  color: var(--primary);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--primary);
}

.catalog-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(100deg, rgba(63, 28, 20, .94) 0%, rgba(63, 28, 20, .68) 52%, rgba(43, 33, 30, .12) 100%), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  color: #fff;
  padding: 72px 0;
}

.catalog-hero .crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: rgba(255, 255, 255, .74);
  margin-bottom: 24px;
  list-style: none;
  padding: 0;
}

.catalog-hero .crumb li + li::before {
  content: "·";
  margin-right: 8px;
  color: rgba(255, 255, 255, .5);
}

.catalog-hero .crumb a {
  color: rgba(255, 255, 255, .84);
}

.catalog-hero .crumb a:hover {
  color: #fff;
}

.catalog-grid {
  display: grid;
  grid-template-columns: 1.22fr .78fr;
  gap: 44px;
  align-items: center;
}

.catalog-hero h1 {
  color: #fff;
  font-size: clamp(1.95rem, 2.3vw + 1rem, 3rem);
  line-height: 1.22;
  max-width: 620px;
  font-family: var(--font-serif);
  margin: 0;
  letter-spacing: -0.01em;
}

.catalog-hero .desc {
  margin-top: 18px;
  color: rgba(255, 255, 255, .88);
  font-size: 15px;
  max-width: 560px;
  line-height: 1.9;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .22);
  backdrop-filter: blur(4px);
  color: #fff;
  padding: 7px 15px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}

.catalog-cover {
  position: relative;
}

.catalog-cover img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--r-lg);
  box-shadow: 0 22px 44px rgba(18, 10, 6, .3);
  background: var(--line);
}

.cover-stamp {
  position: absolute;
  left: 18px;
  bottom: 18px;
  background: rgba(255, 252, 247, .94);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 16px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--ink);
}

.cover-stamp strong {
  font-family: var(--num-font);
  font-size: 28px;
  color: var(--primary);
  line-height: 1;
}

.cover-stamp span {
  font-size: 13px;
  color: var(--muted);
}

.catalog-btns {
  margin-top: 30px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.anchor-drawer {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.anchor-drawer .in {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.anchor-drawer .in::-webkit-scrollbar {
  display: none;
}

.anchor-drawer .anchor-label {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  padding-right: 4px;
}

.anchor-drawer a {
  flex: 0 0 auto;
  background: var(--cream);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 500;
  transition: all .2s;
}

.anchor-drawer a:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.featured-block {
  padding: 70px 0 50px;
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(260px, .8fr);
  gap: 26px;
  align-items: stretch;
}

.spotlight-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 0;
  min-height: 310px;
  transition: box-shadow .25s ease, transform .25s ease;
}

.spotlight-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.spotlight-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: auto;
  background: var(--line);
}

.spotlight-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.spotlight-body .eyebrow {
  font-size: 13px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.spotlight-body h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 14px;
}

.spotlight-body p {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 22px;
}

.spotlight-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
  margin-top: auto;
}

.spotlight-tags {
  display: flex;
  gap: 8px;
}

.spotlight-tags span,
.tag {
  background: #f7edE5;
  color: var(--primary-dark);
  font-size: 12px;
  padding: 5px 11px;
  border-radius: 999px;
  display: inline-flex;
  font-weight: 500;
}

.method-mini-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
}

.method-mini-card h3 {
  font-size: 1.12rem;
  font-family: var(--font-serif);
  color: var(--ink);
  margin: 0 0 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.method-mini-card .method-note {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 14px;
}

.method-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 auto;
}

.method-steps li {
  position: relative;
  padding: 0 0 14px 26px;
  font-size: 14px;
  color: var(--ink);
  line-height: 1.6;
}

.method-steps li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.method-steps li + li {
  margin-top: 12px;
}

.method-steps li strong {
  color: var(--primary);
  font-weight: 600;
}

.method-link {
  font-size: 14px;
  font-weight: 600;
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
}

.list-section {
  padding: 40px 0 70px;
}

.filterbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0 24px;
  flex-wrap: wrap;
}

.filter-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  background: #fdf8f0;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
}

.chip:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.chip.is-on {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}

.sort-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.topic-heading-area {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}

.topic-heading-area h3 {
  font-size: clamp(1.3rem, 1vw + 1rem, 1.7rem);
  font-family: var(--font-serif);
  margin: 0;
}

.topic-heading-area span {
  color: var(--muted);
  font-size: 14px;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
}

.topic-card {
  grid-column: span 6;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease, transform .25s ease;
  display: flex;
  flex-direction: column;
}

.topic-card:nth-child(4n+1) {
  grid-column: span 8;
}

.topic-card:nth-child(4n+4) {
  grid-column: span 8;
}

.topic-grid .topic-card:last-child:nth-child(4n+2) {
  grid-column: span 8;
}

.topic-grid .topic-card:last-child:nth-child(4n+3) {
  grid-column: span 8;
}

.topic-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.topic-media {
  position: relative;
  overflow: hidden;
}

.topic-media img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--line);
  transition: transform .4s ease;
}

.topic-card:hover .topic-media img {
  transform: scale(1.02);
}

.topic-media .topic-kicker {
  position: absolute;
  left: 14px;
  top: 14px;
  background: rgba(255, 252, 247, .95);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
}

.topic-body {
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.topic-body h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  line-height: 1.45;
  margin: 0 0 10px;
  color: var(--ink);
}

.topic-body p {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 16px;
}

.topic-body-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  color: var(--muted);
}

.pager {
  display: flex;
  justify-content: center;
  gap: 8px;
  align-items: center;
  margin-top: 42px;
}

.page-link {
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 14px;
  color: var(--ink);
  font-weight: 500;
  transition: all .2s;
}

.page-link:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.page-link.is-now {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 600;
}

.page-link.is-disabled {
  opacity: .45;
  pointer-events: none;
  color: var(--muted);
}

.cat-faq-section {
  background: #f3ebe0;
  padding: 80px 0;
}

.cat-faq-grid {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 56px;
  align-items: start;
}

.faq-copy .section-lead {
  max-width: 34ch;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}

.faq-item[open] {
  border-color: rgba(180, 74, 62, .5);
  box-shadow: 0 10px 24px rgba(43, 33, 30, .06);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 19px 22px;
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  color: var(--primary);
}

.faq-chevron {
  margin-left: auto;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: #f7ede4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: transform .25s ease;
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  background: var(--primary);
  color: #fff;
}

.faq-item .faq-answer {
  padding: 0 22px 20px;
  color: var(--muted);
  font-size: 14px;
  max-width: 70ch;
  line-height: 1.8;
}

.lead-cta {
  position: relative;
  padding: 86px 0;
  overflow: hidden;
  background: linear-gradient(105deg, rgba(73, 35, 25, .97) 0%, rgba(110, 53, 39, .86) 58%, rgba(180, 100, 80, .78) 100%), url('/assets/images/backpic/back-5.jpg') center/cover no-repeat;
  color: #fff;
}

.lead-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 52px;
  align-items: center;
}

.lead-copy .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ffe3c9;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .18);
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.lead-copy .section-head {
  margin-bottom: 20px;
}

.lead-copy h2 {
  color: #fff;
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 1.4vw + 1rem, 2.25rem);
  margin: 18px 0 12px;
  line-height: 1.3;
}

.lead-copy p {
  color: rgba(255, 255, 255, .9);
  font-size: 15px;
  max-width: 48ch;
  margin: 0 0 18px;
}

.lead-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.lead-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255, 255, 255, .92);
  font-size: 14px;
  margin-bottom: 11px;
}

.lead-list li::before {
  content: "✓";
  color: #ffe1c2;
  font-weight: 700;
  flex: 0 0 auto;
}

.lead-form-card {
  background: #FFFCF7;
  color: var(--ink);
  padding: 30px 28px;
  border-radius: var(--r-lg);
  box-shadow: 0 18px 42px rgba(20, 11, 6, .24);
}

.lead-form-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin: 0 0 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fffdfa;
  color: var(--ink);
  font-size: 14px;
  box-shadow: inset 0 1px 2px rgba(43, 33, 30, .03);
  outline: none;
  transition: border .2s, box-shadow .2s;
}

.form-group select {
  -moz-appearance: none;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%236C625C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 42px;
}

.form-group textarea {
  min-height: 82px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(180, 74, 62, .12);
}

.form-submit {
  width: 100%;
  margin-top: 4px;
}

.form-footnote {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
}

.site-footer {
  background: #2b211e;
  color: #dccfc6;
  padding: 62px 0 0;
}

.site-footer .brand-name {
  color: #fff;
}

.site-footer .footer-seo p {
  max-width: 78ch;
  margin: 0 auto 44px;
  text-align: center;
  line-height: 1.9;
  font-size: 14px;
  color: #b6a79d;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.3fr .9fr .9fr;
  gap: 44px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.footer-brand p {
  max-width: 30ch;
  margin: 14px 0 0;
  font-size: 14px;
  color: #b6a79d;
  line-height: 1.8;
}

.footer-col h4 {
  font-size: 14px;
  color: #fff;
  font-family: var(--font-serif);
  margin: 0 0 14px;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: #b6a79d;
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}

.footer-col a:hover {
  color: #fff;
  padding-left: 3px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 18px 0;
  font-size: 13px;
  color: #9b8a80;
}

.footer-bottom a {
  color: #c9bbb1;
}

.shell-more {
  padding: 26px 0 0;
}

@media (max-width: 1024px) {
  .header-row {
    grid-template-columns: auto minmax(230px, 1fr) auto;
    gap: 14px;
  }
  .header-links {
    gap: 12px;
  }
  .header-links a:last-child {
    display: none;
  }
  .catalog-grid {
    grid-template-columns: 1fr 0.9fr;
    gap: 30px;
  }
  .spotlight-card {
    grid-template-columns: 1fr;
  }
  .spotlight-media img {
    aspect-ratio: 16/9;
  }
  .topic-card:nth-child(4n+1),
  .topic-card:nth-child(4n+4),
  .topic-card {
    grid-column: span 12;
  }
  .featured-grid,
  .lead-inner,
  .cat-faq-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .header-frame {
    padding: 0 16px;
  }
  .header-row {
    grid-template-columns: auto 1fr;
    gap: 8px 12px;
    padding: 10px 0 8px;
  }
  .header-row .searchbox {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .header-links {
    display: none;
  }
  .header-strap {
    overflow-x: auto;
    padding-left: 2px;
  }
  .chip-row {
    gap: 16px;
  }
  .section {
    padding: 58px 0;
  }
  .catalog-hero {
    padding: 52px 0;
  }
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  .catalog-cover {
    max-width: 520px;
  }
  .catalog-hero .desc {
    max-width: 100%;
  }
  .filterbar {
    align-items: flex-start;
  }
  .lead-cta {
    padding: 62px 0;
  }
  .footer-main {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .header-cta {
    padding: 9px 14px;
    gap: 6px;
    font-size: 14px;
  }
  .brand-name {
    font-size: 21px;
  }
  .brand-name small {
    display: none;
  }
  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 17px;
    border-radius: 12px;
  }
  .search-input {
    height: 46px;
  }
  .catalog-hero h1 {
    font-size: 1.85rem;
  }
  .spotlight-body,
  .method-mini-card,
  .lead-form-card {
    padding: 20px;
  }
  .topic-body {
    padding: 18px 16px 14px;
  }
  .lead-form-card {
    padding: 20px 16px;
  }
  .footer-bottom {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}