/* roulang page: index */
:root{
  --ink:#1B1815;
  --amber:#C4612F;
  --amber-dark:#A44E23;
  --moss:#2F5D50;
  --paper:#F6F2EC;
  --white:#FFFFFF;
  --line:#E3DCD2;
  --text:#2A2622;
  --muted:#6B6259;
  --disabled:#A79E93;
  --danger:#B3261E;
  --radius-sm:4px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(27,24,21,.04);
  --shadow-2:0 10px 24px rgba(27,24,21,.10);
  --t:250ms ease;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --space-section:104px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:var(--serif);
  color:var(--ink);
  font-weight:600;
  letter-spacing:.01em;
  line-height:1.32;
  margin:0;
}
h1{font-size:clamp(32px,5vw,56px);}
h2{font-size:clamp(24px,3.2vw,40px);}
h3{font-size:21px;}
p{margin:0 0 16px;max-width:720px;}
a{color:var(--amber);text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t),transform var(--t);}
a:hover{color:var(--ink);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
@media (min-width:1440px){.container{max-width:1280px;}}
@media (max-width:1024px){
  .container{padding:0 24px;}
  :root{--space-section:72px;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  :root{--space-section:56px;}
  body{font-size:15px;}
  h3{font-size:19px;}
}
.section{padding:var(--space-section) 0;}
.section-tint{background:var(--white);}
.section-head{margin-bottom:40px;}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;
}
.section-eyebrow::before{content:"";width:28px;height:1px;background:var(--amber);display:block;}
.section-lead{color:var(--muted);font-size:15px;max-width:640px;margin:14px 0 0;}
.section-index{
  display:inline-block;font-family:var(--serif);font-size:13px;color:var(--amber);
  border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:2px 12px;margin-bottom:16px;letter-spacing:.08em;
}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--amber);border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.text-link::after{content:"→";font-size:13px;transition:transform var(--t);}
.text-link:hover{border-bottom-color:var(--amber);color:var(--amber-dark);}
.text-link:hover::after{transform:translateX(3px);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1.2;
  border:1px solid transparent;background:transparent;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--amber);color:#fff;border-color:var(--amber);}
.btn-primary:hover{background:var(--amber-dark);border-color:var(--amber-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-ghost{color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--amber);border-color:var(--amber);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:disabled,.btn.is-disabled{color:var(--disabled);border-color:var(--line);background:transparent;cursor:not-allowed;transform:none;}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;
  padding:3px 12px;border-radius:var(--radius-pill);
  font-size:12px;line-height:1.7;letter-spacing:.04em;
}
.badge-moss{background:rgba(47,93,80,.10);color:var(--moss);}
.badge-amber{background:rgba(196,97,47,.10);color:var(--amber);}
.badge-line{border:1px solid var(--line);color:var(--muted);}

/* 头部 */
.off-canvas-wrapper{background:var(--paper);}
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(246,242,236,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(6px);
  transition:box-shadow var(--t),background-color var(--t);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  box-shadow:0 1px 2px rgba(27,24,21,.05),0 8px 20px rgba(27,24,21,.06);
}
.brand-row{border-bottom:1px solid var(--line);}
.brand-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:8px;
  background:var(--ink);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:15px;font-weight:700;letter-spacing:.04em;
}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.02em;}
.brand-tag{font-size:12px;color:var(--muted);letter-spacing:.08em;}
.brand-utils{display:flex;align-items:center;gap:16px;}
.util-link{
  font-size:14px;color:var(--text);display:inline-flex;align-items:center;gap:7px;
}
.util-link i{color:var(--amber);font-size:13px;}
.util-link:hover{color:var(--amber);}
.search-form{position:relative;display:flex;align-items:center;}
.search-form input{
  width:180px;padding:8px 34px 8px 12px;font-size:14px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  background:var(--white);transition:border-color var(--t),width var(--t);
}
.search-form input:focus{outline:none;border-color:var(--amber);}
.search-form button{
  position:absolute;right:10px;color:var(--muted);font-size:13px;
}
.search-form button:hover{color:var(--amber);}
.hamburger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.hamburger span{display:block;width:18px;height:1.5px;background:var(--ink);}
.channel-row{background:transparent;}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.channels{display:flex;align-items:center;gap:32px;}
.channel{
  position:relative;padding:16px 0 14px;
  font-size:15px;color:var(--muted);letter-spacing:.02em;
}
.channel::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--amber);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.channel:hover{color:var(--ink);}
.channel:hover::after{transform:scaleX(.6);}
.channel.is-active{color:var(--ink);font-weight:500;}
.channel.is-active::after{transform:scaleX(1);}
.channel-note{font-size:13px;color:var(--muted);white-space:nowrap;}

/* 移动抽屉 */
.off-canvas{background:var(--ink);color:#fff;}
.off-canvas .drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid rgba(255,255,255,.14);}
.off-canvas .drawer-brand{font-family:var(--serif);font-size:17px;color:#fff;}
.off-canvas .drawer-close{color:#fff;font-size:18px;}
.off-canvas nav{padding:16px 22px;display:flex;flex-direction:column;}
.off-canvas nav a{
  color:rgba(255,255,255,.82);padding:14px 0;font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.off-canvas nav a:hover,.off-canvas nav a.is-active{color:#EBA37A;}
.off-canvas .drawer-cta{padding:22px;margin-top:auto;}

/* Hero */
.hero{
  position:relative;padding:72px 0 0;
  min-height:72vh;
  display:flex;flex-direction:column;justify-content:center;
  background:linear-gradient(180deg,#F6F2EC 0%,#F1EBE3 100%);
}
.hero-inner{align-items:center;}
.hero-copy{padding-bottom:32px;}
.hero-eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.14em;color:var(--amber);
  border:1px solid rgba(196,97,47,.35);border-radius:var(--radius-pill);
  padding:5px 14px;margin-bottom:22px;
}
.hero-title{max-width:12em;}
.hero-sub{font-size:17px;color:var(--muted);margin:20px 0 0;max-width:32em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--radius-sm);
}
.hero-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius-sm);
  background:linear-gradient(180deg,rgba(27,24,21,.05),rgba(27,24,21,.32));
  pointer-events:none;
}
.hero-media figcaption{
  position:absolute;left:20px;bottom:18px;z-index:2;
  color:#fff;font-size:13px;letter-spacing:.06em;
}
.hero-stats{
  margin-top:64px;border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.stat{
  padding:28px 20px 34px;border-right:1px solid var(--line);
}
.stat:last-child{border-right:none;}
.stat-num{font-family:var(--serif);font-size:clamp(30px,3.6vw,46px);color:var(--ink);line-height:1.1;}
.stat-num small{font-size:13px;color:var(--muted);margin-left:6px;font-family:var(--sans);}
.stat-label{font-size:14px;color:var(--muted);margin-top:8px;}

/* 服务列表 */
.service-layout{align-items:flex-start;}
.edit-list{border-top:1px solid var(--line);}
.edit-item{
  display:grid;grid-template-columns:64px 1fr;gap:20px;
  padding:30px 0;border-bottom:1px solid var(--line);
}
.edit-num{
  font-family:var(--serif);font-size:15px;color:var(--amber);
  border:1px solid var(--line);border-radius:var(--radius-pill);
  width:44px;height:30px;display:inline-flex;align-items:center;justify-content:center;
}
.edit-item h3{margin-bottom:10px;}
.edit-item p{color:var(--muted);font-size:15px;margin-bottom:12px;max-width:560px;}
.service-media{display:grid;gap:20px;}
.service-media figure{margin:0;position:relative;}
.service-media img{width:100%;object-fit:cover;border-radius:var(--radius-sm);}
.service-media figure:first-child img{aspect-ratio:4/3;}
.service-media figure:last-child img{aspect-ratio:16/9;}
.service-media figcaption{font-size:13px;color:var(--muted);margin-top:10px;}

/* 数据区 */
.data-band{background:var(--ink);color:#fff;padding:88px 0;}
.data-band .section-eyebrow{color:rgba(255,255,255,.6);}
.data-band h2{color:#fff;}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px;}
.data-cell{padding:8px 24px;border-right:1px solid rgba(255,255,255,.18);}
.data-cell:last-child{border-right:none;}
.data-cell .num{font-family:var(--serif);font-size:clamp(34px,4vw,56px);line-height:1.05;color:#fff;}
.data-cell .num small{font-size:12px;color:rgba(255,255,255,.62);margin-left:6px;font-family:var(--sans);letter-spacing:.04em;}
.data-cell .label{font-size:14px;color:rgba(255,255,255,.72);margin-top:10px;}

/* 案例拼版 */
.case-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;}
.case-col{display:grid;gap:24px;}
.case-card{
  position:relative;display:block;overflow:hidden;border-radius:var(--radius-sm);
  background:var(--ink);border:1px solid var(--line);
  transition:box-shadow var(--t),transform var(--t);
}
.case-card img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.case-card .veil{
  position:absolute;inset:0;background:rgba(27,24,21,.55);
  opacity:.55;transition:opacity var(--t);
}
.case-card .case-body{
  position:absolute;left:24px;right:24px;bottom:22px;z-index:2;color:#fff;
}
.case-card .case-body h3{color:#fff;font-size:20px;margin-top:12px;transition:color var(--t);}
.case-card .case-body p{color:rgba(255,255,255,.78);font-size:13px;margin:8px 0 0;}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.case-card:hover img{transform:scale(1.03);}
.case-card:hover .veil{opacity:.72;}
.case-card:hover .case-body h3{color:#EBA37A;}
.case-tall img{aspect-ratio:4/3;}
.case-small img{aspect-ratio:16/9;}
.case-wide{margin-top:24px;}
.case-wide img{aspect-ratio:21/9;}

/* 方案 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);}
.plan{
  padding:40px 32px 44px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);
  display:flex;flex-direction:column;
}
.plan:last-child{border-right:none;}
.plan-name{font-family:var(--serif);font-size:22px;color:var(--ink);}
.plan-for{font-size:13px;color:var(--muted);margin:10px 0 22px;}
.plan-list{margin-bottom:26px;}
.plan-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--text);padding:9px 0;border-bottom:1px dashed var(--line);
}
.plan-list li:last-child{border-bottom:none;}
.plan-list i{color:var(--moss);font-size:12px;margin-top:7px;}
.plan-note{font-size:13px;color:var(--muted);margin:0 0 26px;}
.plan .btn{align-self:flex-start;margin-top:auto;}

/* 最新信息 */
.news-grid{margin-top:8px;}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;color:var(--text);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8CFC3;color:var(--text);}
.news-thumb{position:relative;overflow:hidden;background:#E7E0D6;}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--t);}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-body h3{
  font-size:19px;margin:14px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--t);
}
.news-card:hover .news-body h3{color:var(--amber);}
.news-body p{
  font-size:14px;color:var(--muted);margin:0 0 18px;max-width:none;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-sm);
  padding:56px 24px;text-align:center;background:var(--white);
}
.empty-state p{color:var(--muted);margin:0 0 16px;max-width:none;}
.list-foot{display:flex;justify-content:center;margin-top:40px;}

/* FAQ */
.faq-layout{align-items:flex-start;}
.faq-intro{position:sticky;top:140px;}
.faq-intro h2{margin-bottom:14px;}
.faq-intro p{color:var(--muted);font-size:15px;}
.accordion{
  border:none;background:transparent;
}
.accordion .accordion-item{
  border:none;border-bottom:1px solid var(--line);background:transparent;
}
.accordion .accordion-title{
  border:none;background:transparent;padding:22px 40px 22px 0;
  font-family:var(--serif);font-size:20px;color:var(--ink);font-weight:600;
  transition:color var(--t);
}
.accordion .accordion-title:hover{color:var(--amber);background:transparent;}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:0;left:auto;top:50%;transform:translateY(-50%);
  font-size:22px;color:var(--amber);margin-top:0;
}
.accordion .accordion-item.is-active>.accordion-title::before{content:"−";}
.accordion .accordion-content{
  display:none;padding:0 40px 26px 0;border:none;background:transparent;
  font-size:15px;color:var(--muted);line-height:1.85;
}
.accordion .accordion-content p{margin:0;max-width:none;}

/* 联系 */
.contact-layout{align-items:flex-start;}
.contact-info{display:grid;gap:22px;}
.info-row{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:flex-start;}
.info-row i{
  width:34px;height:34px;border:1px solid var(--line);border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--amber);font-size:13px;
}
.info-row .k{font-size:13px;color:var(--muted);letter-spacing:.06em;}
.info-row .v{font-size:15px;color:var(--ink);}
.form-panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:34px 32px 36px;
}
.field{margin-bottom:20px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;letter-spacing:.04em;}
.field input[type="text"],.field input[type="tel"],.field input[type="email"],.field select,.field textarea{
  width:100%;background:var(--white);color:var(--text);
  border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:15px;line-height:1.6;
  transition:border-color var(--t),background-color var(--t);
}
.field textarea{min-height:132px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--amber);border-width:2px;padding:11px 13px;
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);}
.field .err{display:none;color:var(--danger);font-size:13px;margin-top:6px;}
.field.has-error .err{display:block;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin:6px 0 24px;}
.check-row input{margin-top:5px;accent-color:var(--amber);}
.form-actions{display:flex;justify-content:flex-end;}
.form-tip{font-size:13px;color:var(--muted);margin-top:16px;text-align:right;}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:76px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;margin-bottom:18px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);}
.footer-brand .name{font-family:var(--serif);font-size:19px;color:#fff;}
.site-footer p{font-size:14px;color:rgba(255,255,255,.66);max-width:300px;margin:0;}
.footer-title{font-family:var(--serif);font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.04em;}
.footer-list li{margin-bottom:11px;}
.footer-list a,.footer-list span{color:rgba(255,255,255,.72);font-size:14px;}
.footer-list a:hover{color:var(--amber);}
.footer-bottom{
  margin-top:60px;border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom a{color:rgba(255,255,255,.52);}
.footer-bottom a:hover{color:var(--amber);}

/* 响应式 */
@media (max-width:1024px){
  .brand-tag,.channel-note,.search-form{display:none;}
  .hero{padding-top:52px;min-height:auto;}
  .hero-copy{padding-bottom:40px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:48px;}
  .stat{border-bottom:1px solid var(--line);}
  .stat:nth-child(2n){border-right:none;}
  .data-grid{grid-template-columns:repeat(2,1fr);gap:0;}
  .data-cell{padding:22px 18px;border-bottom:1px solid rgba(255,255,255,.18);}
  .data-cell:nth-child(2n){border-right:none;}
  .case-grid{grid-template-columns:1fr;}
  .plan-grid{grid-template-columns:1fr;}
  .plan{border-right:none;padding:32px 0 36px;}
  .faq-intro{position:static;margin-bottom:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .channels{gap:24px;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;}
  .channels::-webkit-scrollbar{display:none;}
  .hamburger{display:inline-flex;}
  .brand-utils .btn-primary{display:none;}
}
@media (max-width:640px){
  .brand-inner{min-height:64px;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:13px;}
  .brand-name{font-size:17px;}
  .channel{padding:14px 0 12px;font-size:14px;}
  .hero-stats{grid-template-columns:1fr;}
  .stat{border-right:none;padding:20px 0;}
  .data-grid{grid-template-columns:1fr;}
  .data-cell{border-right:none;}
  .edit-item{grid-template-columns:1fr;gap:12px;}
  .form-panel{padding:26px 20px 28px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .plan-list li{font-size:14px;}
}

/* roulang page: article */
:root{
  --ink:#1B1815;
  --accent:#C4612F;
  --accent-dark:#A64E22;
  --moss:#2F5D50;
  --paper:#F6F2EC;
  --white:#FFFFFF;
  --line:#E3DCD2;
  --text:#2A2622;
  --muted:#6B6259;
  --disabled:#A79E93;
  --danger:#B3261E;
  --radius-card:4px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(27,24,21,.04);
  --shadow-2:0 10px 24px rgba(27,24,21,.10);
  --gap-desktop:32px;
  --gap-tablet:24px;
  --gap-mobile:16px;
  --section-desktop:104px;
  --section-tablet:72px;
  --section-mobile:56px;
  --ease:250ms ease;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang 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;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-card);}
a{color:var(--text);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);font-weight:600;letter-spacing:.01em;margin:0;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gap-desktop);}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;background:transparent;color:var(--ink);
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-outline{border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
.btn-ghost{color:var(--muted);padding:8px 4px;border-radius:0;}
.btn-ghost:hover{color:var(--accent);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn:disabled,.btn[disabled]{background:var(--disabled);border-color:var(--disabled);color:#fff;cursor:not-allowed;transform:none;box-shadow:none;}

.badge{
  display:inline-block;padding:3px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;letter-spacing:.04em;
  background:rgba(47,93,80,.10);color:var(--moss);border:1px solid rgba(47,93,80,.22);
}
.tag{
  display:inline-block;padding:5px 14px;border-radius:var(--radius-pill);
  font-size:13px;color:var(--muted);border:1px solid var(--line);background:var(--white);
  transition:color var(--ease),border-color var(--ease);
}
.tag:hover{color:var(--accent);border-color:var(--accent);}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,242,236,.94);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow var(--ease);}
.site-header.is-stuck{box-shadow:0 6px 18px rgba(27,24,21,.06);}
.brand-row{height:72px;}
.brand-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:var(--radius-card);
  background:var(--ink);color:#F6F2EC;font-family:var(--font-serif);
  font-size:15px;font-weight:700;letter-spacing:.04em;
}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand:hover .brand-name{color:var(--accent);}
.brand-actions{display:flex;align-items:center;gap:14px;}
.phone-link{font-size:14px;color:var(--muted);letter-spacing:.02em;}
.phone-link:hover{color:var(--accent);}
.icon-btn{
  width:36px;height:36px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--white);color:var(--muted);display:inline-flex;align-items:center;justify-content:center;
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
.icon-btn:hover{color:var(--accent);border-color:var(--accent);}
.menu-toggle{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--white);color:var(--ink);}
.channel-row{border-top:1px solid var(--line);background:rgba(255,255,255,.55);}
.channel-nav{display:flex;align-items:center;gap:36px;height:52px;}
.channel-nav a{
  position:relative;font-size:15px;color:var(--muted);
  padding:6px 0;transition:color var(--ease);
}
.channel-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.channel-nav a:hover{color:var(--ink);}
.channel-nav a:hover::after{transform:scaleX(1);}
.channel-nav a.is-active{color:var(--ink);font-weight:600;}
.channel-nav a.is-active::after{transform:scaleX(1);}

/* off-canvas */
.off-canvas{background:var(--ink);color:#EDE7DF;padding:24px;}
.off-canvas .close-button{color:#EDE7DF;font-size:26px;line-height:1;background:none;border:0;}
.oc-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:19px;font-weight:700;margin:8px 0 26px;color:#F6F2EC;}
.oc-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:28px;}
.oc-nav a{padding:14px 0;border-bottom:1px solid rgba(246,242,236,.14);color:#EDE7DF;font-size:16px;}
.oc-nav a:hover{color:var(--accent);}
.oc-cta{width:100%;}

/* ---------- 面包屑 ---------- */
.crumb{padding:26px 0 0;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--disabled);}
.crumb .current{color:var(--ink);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章布局 ---------- */
.article-main{padding-bottom:var(--section-desktop);}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 280px;
  gap:56px;align-items:start;padding-top:32px;
}
.article-head{
  max-width:760px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:40px 44px 34px;box-shadow:var(--shadow-1);
}
.article-head h1{
  font-size:clamp(28px,3.4vw,40px);line-height:1.35;margin:16px 0 20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{color:var(--accent);font-size:12px;}

.article-body{
  max-width:760px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:44px;margin-top:24px;box-shadow:var(--shadow-1);
  font-size:16px;line-height:1.9;color:var(--text);
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);line-height:1.45;margin:44px 0 18px;padding-left:16px;
  border-left:4px solid var(--accent);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:20px;line-height:1.5;margin:32px 0 14px;}
.article-body h4{font-size:17px;margin:24px 0 12px;color:var(--ink);}
.article-body p{margin:0 0 24px;}
.article-body ul,.article-body ol{margin:0 0 24px;padding-left:1.4em;}
.article-body li{margin-bottom:10px;}
.article-body ul li::marker{color:var(--accent);}
.article-body ol li::marker{color:var(--accent);font-family:var(--font-serif);font-weight:600;}
.article-body blockquote{
  margin:28px 0;padding:18px 24px;background:rgba(47,93,80,.06);
  border-left:4px solid var(--moss);border-radius:0 var(--radius-card) var(--radius-card) 0;
  color:#26443A;font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-card);margin:8px 0;}
.article-body figure{margin:28px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);margin-top:10px;text-align:center;}
.article-body table{width:100%;border-collapse:collapse;margin:28px 0;font-size:14.5px;display:block;overflow-x:auto;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:rgba(227,220,210,.35);font-family:var(--font-serif);color:var(--ink);}
.article-body pre{
  background:var(--ink);color:#EDE7DF;padding:20px 22px;border-radius:var(--radius-card);
  overflow-x:auto;font-size:13.5px;line-height:1.7;margin:28px 0;
}
.article-body code{font-family:"SFMono-Regular",Consolas,Menlo,monospace;font-size:14px;}
.article-body p code,.article-body li code{background:rgba(27,24,21,.06);padding:2px 6px;border-radius:3px;color:var(--accent-dark);}
.article-body a{color:var(--accent-dark);border-bottom:1px solid rgba(196,97,47,.4);}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

.article-empty{
  max-width:760px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:56px 44px;margin-top:24px;text-align:center;box-shadow:var(--shadow-1);
}
.article-empty p{color:var(--muted);margin-bottom:22px;}

/* 文章底部 */
.article-foot{max-width:760px;margin-top:24px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:4px;}
.share-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 24px;margin-top:20px;
}
.share-bar .hint{font-size:13.5px;color:var(--muted);}
.share-actions{display:flex;gap:10px;}
.share-actions button{
  border:1px solid var(--line);background:var(--white);border-radius:var(--radius-card);
  padding:8px 14px;font-size:13.5px;color:var(--muted);
  transition:color var(--ease),border-color var(--ease);
}
.share-actions button:hover{color:var(--accent);border-color:var(--accent);}

/* 侧栏 */
.article-aside{position:sticky;top:150px;}
.side-box{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.side-box + .side-box{margin-top:20px;}
.side-title{
  font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--ink);
  padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);
}
.toc-list{list-style:none;margin:0;padding:0;font-size:14px;}
.toc-list li{margin:0;}
.toc-list a{display:block;padding:7px 0 7px 12px;border-left:2px solid transparent;color:var(--muted);line-height:1.6;}
.toc-list a:hover{color:var(--accent);border-left-color:var(--accent);}
.toc-list .toc-h3 a{padding-left:26px;font-size:13.5px;}
.side-links{list-style:none;margin:0;padding:0;font-size:14px;}
.side-links li{border-bottom:1px dashed var(--line);}
.side-links li:last-child{border-bottom:0;}
.side-links a{display:flex;align-items:center;justify-content:space-between;padding:11px 0;color:var(--text);}
.side-links a span{color:var(--muted);font-size:12.5px;}
.side-links a:hover{color:var(--accent);}

/* ---------- 继续浏览 ---------- */
.related{padding:0 0 var(--section-desktop);}
.related-head{margin-bottom:32px;max-width:720px;}
.related-head h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.related-head p{color:var(--muted);font-size:15px;margin:0;}
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.rec-card{
  display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D6CDBF;}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink);}
.rec-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform var(--ease);}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(27,24,21,.10),rgba(27,24,21,.40));}
.rec-body{padding:20px 22px 24px;}
.rec-body h3{font-size:18px;line-height:1.5;margin:12px 0 8px;transition:color var(--ease);}
.rec-card:hover .rec-body h3{color:var(--accent);}
.rec-body p{font-size:14px;color:var(--muted);margin:0;line-height:1.75;}

/* ---------- 联系 CTA ---------- */
.cta-band{position:relative;background:var(--ink);color:#EDE7DF;overflow:hidden;}
.cta-band .bg{position:absolute;inset:0;}
.cta-band .bg img{width:100%;height:100%;object-fit:cover;opacity:.55;border-radius:0;}
.cta-band .bg::after{content:"";position:absolute;inset:0;background:rgba(27,24,21,.55);}
.cta-inner{position:relative;padding:80px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-inner h2{color:#F6F2EC;font-size:clamp(22px,2.8vw,32px);margin-bottom:12px;}
.cta-inner p{color:rgba(237,231,223,.78);margin:0;max-width:560px;font-size:15px;}
.cta-inner .btn-primary{flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#EDE7DF;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#F6F2EC;color:var(--ink);}
.footer-brand .name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:#F6F2EC;}
.site-footer p{color:rgba(237,231,223,.72);font-size:14px;max-width:300px;line-height:1.8;}
.footer-title{font-family:var(--font-serif);font-size:15px;font-weight:700;color:#F6F2EC;margin-bottom:16px;}
.footer-list{list-style:none;margin:0;padding:0;font-size:14px;}
.footer-list li{margin-bottom:11px;}
.footer-list a,.footer-list span{color:rgba(237,231,223,.72);}
.footer-list a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(246,242,236,.14);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(237,231,223,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 var(--gap-tablet);}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .article-aside{position:static;order:2;}
  .article-head,.article-body,.article-foot{max-width:none;}
  .rec-grid{grid-template-columns:repeat(2,1fr);gap:var(--gap-tablet);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .article-main,.related{padding-bottom:var(--section-tablet);}
  .cta-inner{padding:64px 0;}
  .phone-link{display:none;}
}
@media (max-width:640px){
  body{font-size:15px;}
  .container{padding:0 var(--gap-mobile);}
  .brand-row,.brand-inner{height:64px;}
  .brand-name{font-size:17px;}
  .brand-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .channel-row{overflow:hidden;}
  .channel-nav{
    height:48px;gap:10px;overflow-x:auto;white-space:nowrap;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .channel-nav::-webkit-scrollbar{display:none;}
  .channel-nav a{
    flex:0 0 auto;padding:7px 14px;border:1px solid var(--line);border-radius:var(--radius-pill);
    background:var(--white);font-size:13.5px;
  }
  .channel-nav a::after{display:none;}
  .channel-nav a.is-active{border-color:var(--accent);color:var(--accent);background:rgba(196,97,47,.07);}
  .article-head{padding:26px 20px 22px;}
  .article-body{padding:24px 20px;font-size:15px;line-height:1.85;}
  .article-body h2{margin:34px 0 14px;padding-left:12px;}
  .article-body p{margin-bottom:20px;}
  .article-empty{padding:40px 20px;}
  .rec-grid{grid-template-columns:1fr;gap:20px;}
  .related-head h2{font-size:22px;}
  .cta-inner{padding:56px 0;flex-direction:column;align-items:flex-start;}
  .cta-inner .btn-primary{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;font-size:12.5px;}
  .article-main,.related{padding-bottom:var(--section-mobile);}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --ink:#1B1815;
  --amber:#C4612F;
  --moss:#2F5D50;
  --paper:#F6F2EC;
  --band:#EFEAE2;
  --white:#FFFFFF;
  --line:#E3DCD2;
  --text:#2A2622;
  --muted:#6B6259;
  --disabled:#A79E93;
  --danger:#B3261E;
  --r-card:4px;
  --r-btn:6px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(27,24,21,.04);
  --shadow-2:0 10px 24px rgba(27,24,21,.10);
  --sec:104px;
  --gap:32px;
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-card)}
a{color:var(--text);text-decoration:none;transition:color .25s ease,border-color .25s ease,background-color .25s ease}
a:hover{color:var(--amber)}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);letter-spacing:.01em;margin:0;font-weight:700}
h1{font-size:clamp(32px,5vw,56px);line-height:1.22}
h2{font-size:clamp(24px,3.2vw,40px);line-height:1.3}
h3{font-size:20px;line-height:1.5}
p{margin:0 0 16px;max-width:720px}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec) 0}
.section--tight{padding:72px 0}
.band{background:var(--band)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--amber);
  text-transform:uppercase;margin-bottom:14px;font-family:var(--font-sans)
}
.section-head p{color:var(--muted);margin-top:14px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;line-height:1;letter-spacing:.02em;transition:all .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:#fff;border-color:var(--amber)}
.btn-primary:hover{background:#A94E22;border-color:#A94E22;color:#fff}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--amber);color:var(--amber)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{background:var(--line);border-color:var(--line);color:var(--disabled);cursor:not-allowed}
.text-link{font-size:15px;color:var(--amber);border-bottom:1px solid transparent;padding-bottom:2px}
.text-link:hover{border-color:var(--amber)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,242,236,.92);backdrop-filter:blur(6px)}
.site-header.is-scrolled{box-shadow:0 1px 0 var(--line),0 6px 18px rgba(27,24,21,.06)}
.header-brand-bar{border-bottom:1px solid var(--line)}
.brand-bar-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:38px;height:38px;border-radius:var(--r-card);border:1px solid var(--ink);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);
  font-weight:700;font-size:15px;letter-spacing:.04em;color:var(--ink);background:var(--white)
}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.02em}
.brand-actions{display:flex;align-items:center;gap:18px}
.brand-phone{font-size:14px;color:var(--muted);letter-spacing:.04em}
.brand-phone:hover{color:var(--amber)}
.icon-btn{
  width:36px;height:36px;border-radius:var(--r-btn);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--muted);background:var(--white)
}
.icon-btn:hover{border-color:var(--amber);color:var(--amber)}
.nav-toggle{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:var(--r-btn);align-items:center;justify-content:center;background:var(--white)}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--ink)}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.header-channel-bar{border-bottom:1px solid var(--line)}
.channel-nav-wrap nav{display:flex;gap:34px;align-items:center;height:56px}
.channel-nav-wrap nav a{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;
  border-bottom:2px solid transparent
}
.channel-nav-wrap nav a:hover{color:var(--ink);border-bottom-color:var(--line)}
.channel-nav-wrap nav a.is-active{color:var(--ink);font-weight:500;border-bottom-color:var(--amber)}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:80;display:none}
.drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(27,24,21,.55)}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(86vw,340px);height:100%;background:var(--paper);
  padding:26px 22px;display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:-14px 0 34px rgba(27,24,21,.18);overflow-y:auto
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-title{font-family:var(--font-serif);font-size:16px;font-weight:700}
.drawer-close{font-size:22px;line-height:1;color:var(--muted)}
.drawer nav{display:flex;flex-direction:column}
.drawer nav a{padding:15px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink)}
.drawer nav a.is-active{color:var(--amber)}
.drawer-foot{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.drawer-foot .btn{width:100%}
.drawer-foot small{color:var(--muted);font-size:12px}

/* ---------- 分类 Hero ---------- */
.cat-hero{background:var(--band);border-bottom:1px solid var(--line);padding:64px 0 56px}
.cat-hero-inner{display:flex;align-items:center;gap:48px;min-height:40vh}
.cat-hero-text{flex:1 1 56%;max-width:640px}
.cat-hero-text .crumb{font-size:13px;color:var(--muted);margin-bottom:18px;letter-spacing:.04em}
.cat-hero-text .crumb a{color:var(--muted)}
.cat-hero-text .crumb a:hover{color:var(--amber)}
.cat-hero-text h1{margin-bottom:18px}
.cat-hero-text h1 .h1-brand{color:var(--amber);font-size:.62em;display:block;letter-spacing:.06em;margin-bottom:8px}
.cat-hero-text .lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:26px}
.cat-hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-block;padding:5px 12px;border-radius:var(--r-pill);font-size:12px;
  letter-spacing:.04em;border:1px solid var(--line);color:var(--muted);background:var(--white)
}
.tag--moss{background:var(--moss);border-color:var(--moss);color:#fff}
.cat-hero-media{flex:0 0 34%;max-width:380px}
.cat-hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card)}

/* ---------- 导语 + 数据条 ---------- */
.intro-grid{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.intro-text{flex:1 1 58%}
.intro-text p{font-size:16px;color:var(--muted);max-width:680px}
.intro-facts{flex:0 0 34%;max-width:360px;display:flex;flex-direction:column;gap:0}
.fact{padding:18px 0;border-top:1px solid var(--line);display:flex;align-items:baseline;gap:14px}
.fact:last-child{border-bottom:1px solid var(--line)}
.fact b{font-family:var(--font-serif);font-size:30px;color:var(--ink);line-height:1}
.fact span{font-size:13px;color:var(--muted)}

/* ---------- 案例拼版 ---------- */
.case-grid{margin:0 -16px}
.case-grid > .cell{padding:0 16px;margin-bottom:32px}
.case-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);overflow:hidden;height:100%;transition:transform .25s ease,box-shadow .25s ease}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.case-media{display:block;position:relative;overflow:hidden;background:var(--ink)}
.case-media img{width:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.case-media::after{content:"";position:absolute;inset:0;background:rgba(27,24,21,.55);opacity:0;transition:opacity .25s ease}
.case-card:hover .case-media::after{opacity:1}
.case-card:hover .case-media img{transform:scale(1.03)}
.case-media--wide img{aspect-ratio:16/9}
.case-media--tall img{aspect-ratio:4/3}
.case-body{padding:22px 22px 24px}
.case-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.case-body h3{font-size:20px;margin-bottom:8px}
.case-card:hover .case-body h3{color:var(--amber)}
.case-body p{font-size:14px;color:var(--muted);margin:0 0 14px;line-height:1.8}
.case-meta{font-size:12px;color:var(--disabled);letter-spacing:.04em}
.case-card--wide .case-body{padding:26px 28px 28px}

/* ---------- 分页占位 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:24px;padding-top:40px;border-top:1px solid var(--line)}
.pager-item{
  min-width:40px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;color:var(--muted);background:var(--white)
}
.pager-item:hover{border-color:var(--amber);color:var(--amber)}
.pager-item.is-current{background:var(--ink);border-color:var(--ink);color:#fff}
.pager-item.is-disabled{color:var(--disabled);cursor:not-allowed}
.pager-item.is-disabled:hover{border-color:var(--line);color:var(--disabled)}
.pager-note{width:100%;text-align:center;font-size:13px;color:var(--disabled);margin-top:14px}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:32px 28px 36px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:0;padding-right:0}
.step .num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  border:1px solid var(--amber);border-radius:var(--r-pill);color:var(--amber);
  font-family:var(--font-serif);font-size:14px;margin-bottom:18px
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 深色数据区 ---------- */
.dark-band{background:var(--ink);color:#fff;padding:88px 0}
.dark-band h2{color:#fff}
.dark-band .section-head p{color:rgba(255,255,255,.66)}
.metrics{display:flex;flex-wrap:wrap;margin-top:8px;border-top:1px solid rgba(255,255,255,.14)}
.metric{flex:1 1 25%;padding:34px 28px;border-right:1px solid rgba(255,255,255,.14)}
.metric:last-child{border-right:0}
.metric b{display:block;font-family:var(--font-serif);font-size:52px;line-height:1;color:#fff;margin-bottom:12px}
.metric b i{font-size:13px;font-style:normal;color:rgba(255,255,255,.6);margin-left:6px;font-family:var(--font-sans)}
.metric span{font-size:14px;color:rgba(255,255,255,.66)}

/* ---------- FAQ ---------- */
.faq-grid{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.faq-aside{flex:0 0 34%;max-width:360px;position:sticky;top:120px}
.faq-aside p{color:var(--muted);margin-top:16px;font-size:15px}
.faq-main{flex:1 1 58%}
.accordion{border-top:1px solid var(--line);margin:0;background:transparent}
.accordion .accordion-item{border-bottom:1px solid var(--line);background:transparent}
.accordion .accordion-title{
  font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--ink);
  padding:22px 44px 22px 0;border:0;background:transparent;position:relative
}
.accordion .accordion-title:hover{color:var(--amber)}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-family:var(--font-sans);font-size:22px;font-weight:400;color:var(--amber);margin:0
}
.accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.accordion .accordion-content{
  display:none;padding:0 44px 24px 0;border:0;background:transparent
}
.accordion .accordion-content.is-open{display:block}
.accordion .accordion-content p{font-size:15px;line-height:1.85;color:var(--muted);margin:0}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;background:var(--ink) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;padding:96px 0;overflow:hidden
}
.cta-band::before{content:"";position:absolute;inset:0;background:rgba(27,24,21,.55)}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;gap:40px;align-items:center;justify-content:space-between}
.cta-text{flex:1 1 56%;max-width:640px}
.cta-text h2{color:#fff;margin-bottom:16px}
.cta-text p{color:rgba(255,255,255,.72);margin:0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.cta-band .btn-outline:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ---------- 内链区 ---------- */
.link-strip{display:flex;flex-wrap:wrap;gap:24px}
.link-card{
  flex:1 1 30%;min-width:260px;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--white);padding:26px 26px 28px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--amber)}
.link-card .tag{margin-bottom:14px}
.link-card h3{font-size:19px;margin-bottom:10px}
.link-card p{font-size:14px;color:var(--muted);margin:0 0 14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.82);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:56px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-mark{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.footer-brand .name{font-family:var(--font-serif);font-size:18px;font-weight:700;color:#fff}
.site-footer p{font-size:14px;color:rgba(255,255,255,.6);max-width:320px;margin:0}
.footer-title{font-family:var(--font-serif);font-size:15px;color:#fff;margin-bottom:16px}
.footer-list li{margin-bottom:10px;font-size:14px;line-height:1.7}
.footer-list a,.footer-list span{color:rgba(255,255,255,.66);font-size:14px}
.footer-list a:hover{color:var(--amber)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0 28px;display:flex;
  flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec:72px;--gap:24px}
  .container{padding:0 24px}
  .brand-phone{display:none}
  .cat-hero{padding:48px 0 44px}
  .cat-hero-inner{gap:32px;min-height:auto}
  .cat-hero-media{flex:0 0 38%}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step{border-bottom:1px solid var(--line);padding:28px 24px 30px 0}
  .step:nth-child(2){border-right:0;padding-right:0}
  .step:nth-child(3),.step:nth-child(4){border-bottom:0}
  .metric{flex:1 1 50%;border-bottom:1px solid rgba(255,255,255,.14)}
  .metric:nth-child(2){border-right:0}
  .metric:nth-child(3),.metric:nth-child(4){border-bottom:0}
  .intro-facts{flex:1 1 100%;max-width:none}
  .faq-aside{flex:1 1 100%;max-width:none;position:static}
  .faq-main{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  :root{--sec:56px;--gap:16px}
  body{font-size:15px;line-height:1.8}
  .container{padding:0 16px}
  h1{font-size:clamp(26px,7.6vw,34px)}
  h2{font-size:clamp(21px,6vw,26px)}
  h3{font-size:18px}
  .brand-actions .btn{display:none}
  .nav-toggle{display:flex}
  .channel-nav-wrap nav{gap:22px;height:50px;overflow-x:auto;white-space:nowrap;-ms-overflow-style:none;scrollbar-width:none}
  .channel-nav-wrap nav::-webkit-scrollbar{display:none}
  .channel-nav-wrap nav a{padding:6px 2px 10px}
  .cat-hero{padding:36px 0 34px}
  .cat-hero-inner{flex-direction:column-reverse;align-items:flex-start;gap:24px}
  .cat-hero-media{flex:0 0 auto;max-width:100%;width:100%}
  .cat-hero-text .lead{font-size:15px}
  .case-grid{margin:0}
  .case-grid > .cell{padding:0;margin-bottom:20px}
  .case-body{padding:18px}
  .case-media--wide img,.case-media--tall img{aspect-ratio:16/9}
  .steps{grid-template-columns:1fr}
  .step{border-right:0;padding:24px 0 26px;border-bottom:1px solid var(--line)}
  .step:last-child{border-bottom:0}
  .metric{flex:1 1 100%;border-right:0;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.14)}
  .metric:last-child{border-bottom:0}
  .metric b{font-size:42px}
  .accordion .accordion-title{font-size:17px;padding:18px 36px 18px 0}
  .accordion .accordion-content{padding-right:0}
  .cta-band{padding:64px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto;justify-content:center}
  .dark-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .site-footer{padding-top:52px}
  .link-card{flex:1 1 100%;min-width:0}
  .pager-item{min-width:36px;height:36px;padding:0 11px;font-size:13px}
}
@media (min-width:1440px){
  .container{max-width:1280px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .case-card:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#1B1815;
  --amber:#C4612F;
  --moss:#2F5D50;
  --paper:#F6F2EC;
  --white:#FFFFFF;
  --line:#E3DCD2;
  --text:#2A2622;
  --muted:#6B6259;
  --disabled:#A79E93;
  --danger:#B3261E;
  --radius-card:4px;
  --radius-btn:6px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(27,24,21,.04);
  --shadow-2:0 10px 24px rgba(27,24,21,.10);
  --ease:250ms ease;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Microsoft YaHei",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--amber);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:hover,a:focus{color:var(--ink);}
p{margin:0 0 16px;max-width:760px;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);font-weight:600;letter-spacing:.01em;margin:0 0 16px;line-height:1.35;}
h1{font-size:clamp(32px,5vw,56px);}
h2{font-size:clamp(24px,3.2vw,40px);}
h3{font-size:clamp(19px,1.6vw,23px);}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
@media(min-width:1440px){.container{max-width:1280px;}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--amber);color:#fff;border-color:var(--amber);}
.btn-primary:hover,.btn-primary:focus{background:#A94F22;border-color:#A94F22;color:#fff;box-shadow:var(--shadow-2);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover,.btn-outline:focus{background:var(--ink);color:#fff;border-color:var(--ink);}
.btn-ghost{background:transparent;color:var(--amber);border-color:transparent;padding-left:0;padding-right:0;}
.btn-ghost:hover,.btn-ghost:focus{color:var(--ink);}
.btn:disabled{background:var(--disabled);border-color:var(--disabled);color:#fff;cursor:not-allowed;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--amber);
}
.link-arrow::after{content:"→";transition:transform var(--ease);}
.link-arrow:hover::after{transform:translateX(4px);}

/* ---------- badges ---------- */
.badge{
  display:inline-block;
  padding:3px 12px;
  border-radius:var(--radius-pill);
  background:var(--moss);
  color:#fff;
  font-size:12px;
  letter-spacing:.04em;
  line-height:1.7;
}
.badge-soft{background:rgba(47,93,80,.10);color:var(--moss);}
.tag-line{color:var(--muted);font-size:14px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,242,236,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(6px);
  box-shadow:0 6px 18px rgba(27,24,21,.08);
}
.brandbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:72px;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--ink);
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:40px;height:40px;
  border:1px solid var(--ink);
  border-radius:var(--radius-card);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--serif);
  font-weight:700;
  font-size:15px;
  letter-spacing:.06em;
  color:var(--ink);
  background:linear-gradient(135deg,rgba(196,97,47,.16),rgba(47,93,80,.12));
}
.brand-name{
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
}
.brand-sub{
  display:block;
  font-family:var(--sans);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
  font-weight:400;
}
.brandbar-right{display:flex;align-items:center;gap:20px;}
.head-phone{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
}
.head-phone i{color:var(--amber);}
.head-phone:hover{color:var(--ink);}
.head-search{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--muted);
  background:var(--white);
}
.head-search:hover{color:var(--amber);border-color:var(--amber);}
.head-cta{padding:10px 20px;font-size:14px;}

.channelbar{border-top:1px solid var(--line);}
.channelbar .container{display:flex;align-items:center;gap:34px;}
.channel-nav{display:flex;align-items:center;gap:34px;}
.channel-nav a{
  position:relative;
  display:inline-block;
  padding:16px 0 15px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  border-bottom:2px solid transparent;
}
.channel-nav a:hover{color:var(--ink);border-bottom-color:rgba(196,97,47,.35);}
.channel-nav a.is-active{color:var(--ink);border-bottom-color:var(--amber);font-weight:600;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:var(--white);
  color:var(--ink);
  cursor:pointer;
}

/* pill row on tablet */
@media(max-width:1024px){
  .channelbar .container{padding:0 24px;}
  .channel-nav{
    gap:12px;
    overflow-x:auto;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .channel-nav::-webkit-scrollbar{display:none;}
  .channel-nav a{
    white-space:nowrap;
    padding:9px 16px;
    margin:10px 0;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    background:var(--white);
    font-size:14px;
  }
  .channel-nav a.is-active{border-color:var(--amber);color:var(--amber);border-bottom-width:1px;}
  .channel-nav a:hover{border-color:rgba(196,97,47,.45);}
}
@media(max-width:640px){
  .container{padding:0 16px;}
  .brandbar{min-height:64px;}
  .brand-sub{display:none;}
  .head-phone,.head-search{display:none;}
  .head-cta{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* off-canvas drawer */
.off-canvas{background:var(--ink);}
.drawer{padding:28px 24px 32px;display:flex;flex-direction:column;height:100%;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer .brand-mark{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.06);}
.drawer .brand-name{color:#fff;}
.drawer-close{
  width:38px;height:38px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-btn);
  background:transparent;color:#fff;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  padding:16px 0;
  color:rgba(255,255,255,.82);
  border-bottom:1px solid rgba(255,255,255,.12);
  font-size:16px;
}
.drawer-nav a.is-active{color:var(--amber);}
.drawer-foot{margin-top:auto;padding-top:24px;}
.drawer-foot .btn{width:100%;justify-content:center;}
.drawer-foot p{color:rgba(255,255,255,.6);font-size:13px;margin:16px 0 0;}

/* ---------- category hero ---------- */
.cat-hero{
  background:linear-gradient(180deg,#FBF8F3 0%,var(--paper) 100%);
  border-bottom:1px solid var(--line);
  padding:56px 0 52px;
  position:relative;
}
.cat-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:repeating-linear-gradient(90deg,var(--line) 0 14px,transparent 14px 28px);
}
.cat-hero-inner{min-height:40vh;align-items:center;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.16em;
  color:var(--moss);
  margin-bottom:14px;
  text-transform:uppercase;
}
.cat-hero h1{margin-bottom:14px;}
.cat-hero h1 .thin{
  font-family:var(--sans);
  font-size:clamp(14px,1.5vw,20px);
  font-weight:400;
  color:var(--muted);
  letter-spacing:.02em;
}
.cat-hero .lead{
  font-size:17px;
  color:var(--muted);
  max-width:560px;
  margin-bottom:22px;
}
.cat-hero-figure{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--white);
  box-shadow:var(--shadow-1);
}
.cat-hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}

/* ---------- intro + filter ---------- */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-head{margin-bottom:40px;}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--muted);max-width:720px;margin-bottom:0;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;}

.intro-block{
  background:var(--white);
  border:1px solid var(--line);
  border-left:4px solid var(--moss);
  border-radius:var(--radius-card);
  padding:28px 32px;
  box-shadow:var(--shadow-1);
}
.intro-block p{margin:0;color:var(--text);max-width:860px;}

.filter-bar{
  margin-top:32px;
  display:flex;
  align-items:center;
  gap:20px;
  flex-wrap:wrap;
  padding:16px 20px;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--white);
}
.filter-label{font-size:13px;letter-spacing:.1em;color:var(--muted);}
.filter-pills{display:flex;gap:10px;flex-wrap:wrap;}
.pill{
  padding:7px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  font-size:14px;
  color:var(--muted);
  background:var(--paper);
}
.pill:hover{border-color:var(--amber);color:var(--amber);}
.pill.is-on{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- timeline list ---------- */
.timeline{border-top:1px solid var(--line);}
.tl-item{
  display:grid;
  grid-template-columns:112px 1fr;
  gap:32px;
  padding:36px 0;
  border-bottom:1px solid var(--line);
}
.tl-date{display:flex;flex-direction:column;gap:2px;}
.tl-day{
  font-family:var(--serif);
  font-size:34px;
  font-weight:700;
  line-height:1.1;
  color:var(--ink);
}
.tl-ym{font-size:13px;color:var(--muted);letter-spacing:.08em;}
.tl-body{display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:start;}
.tl-thumb{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--white);
}
.tl-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--ease);}
.tl-item:hover .tl-thumb img{transform:scale(1.03);}
.tl-text h3{margin:12px 0 10px;font-size:21px;}
.tl-text h3 a{color:var(--ink);}
.tl-text h3 a:hover{color:var(--amber);}
.tl-text p{color:var(--muted);font-size:15px;margin-bottom:12px;}
.tl-meta{font-size:13px;color:var(--muted);}

.pager{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin-top:44px;
}
.pager a,.pager span{
  min-width:42px;
  height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:var(--white);
  color:var(--muted);
  font-size:14px;
}
.pager a:hover{border-color:var(--amber);color:var(--amber);}
.pager .is-current{background:var(--ink);border-color:var(--ink);color:#fff;}
.pager .is-disabled{color:var(--disabled);background:transparent;}

/* ---------- editorial list ---------- */
.edit-list{border-top:1px solid var(--line);}
.edit-item{
  display:grid;
  grid-template-columns:84px 1fr;
  gap:24px;
  padding:30px 0;
  border-bottom:1px solid var(--line);
}
.edit-num{
  font-family:var(--serif);
  font-size:22px;
  font-weight:700;
  color:var(--amber);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
  background:var(--white);
}
.edit-item h3{margin:0 0 8px;font-size:20px;}
.edit-item p{color:var(--muted);font-size:15px;margin-bottom:10px;}
.edit-figure{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--white);
  box-shadow:var(--shadow-1);
}
.edit-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.edit-figure figcaption{
  padding:12px 16px;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
  background:var(--white);
}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.faq-side h2{margin-bottom:12px;}
.faq-side p{color:var(--muted);margin-bottom:20px;}
.accordion{border:none;background:transparent;margin:0;}
.accordion .accordion-item{border:none;border-bottom:1px solid var(--line);}
.accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.accordion .accordion-title{
  padding:22px 44px 22px 0;
  border:none;
  font-family:var(--serif);
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  background:transparent;
  position:relative;
  line-height:1.5;
}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  right:8px;top:50%;
  transform:translateY(-50%);
  font-family:var(--sans);
  font-size:22px;
  color:var(--amber);
  transition:transform var(--ease);
}
.accordion .accordion-title[aria-expanded="true"]::before{content:"−";}
.accordion .accordion-title:hover{color:var(--amber);}
.accordion .accordion-content{
  padding:0 44px 24px 0;
  border:none;
  background:transparent;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.accordion .accordion-content p{max-width:640px;}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  border-radius:var(--radius-card);
  overflow:hidden;
  padding:76px 48px;
  color:#fff;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:rgba(27,24,21,.55);
}
.cta-inner{position:relative;z-index:2;max-width:640px;}
.cta-inner h2{color:#fff;margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.82);margin-bottom:26px;}

/* ---------- channel links ---------- */
.chan-links{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.chan-card{
  display:block;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--white);
  padding:28px 30px;
  box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.chan-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(196,97,47,.4);}
.chan-card h3{margin-bottom:8px;font-size:20px;}
.chan-card p{color:var(--muted);font-size:15px;margin:0;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.78);
  padding:72px 0 0;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:52px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer .brand-mark,.footer-brand .brand-mark{
  border-color:rgba(255,255,255,.4);
  color:#fff;
  background:rgba(255,255,255,.06);
}
.footer-brand .name{
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  color:#fff;
}
.site-footer p{color:rgba(255,255,255,.62);font-size:14px;max-width:320px;}
.footer-title{
  font-family:var(--serif);
  color:#fff;
  font-size:15px;
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:18px;
}
.footer-list li{margin-bottom:10px;font-size:14px;color:rgba(255,255,255,.66);}
.footer-list a{color:rgba(255,255,255,.66);}
.footer-list a:hover{color:var(--amber);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .cat-hero{padding:44px 0 40px;}
  .cat-hero-inner{min-height:auto;}
  .cat-hero-inner .cell:last-child{margin-top:28px;}
  .tl-item{grid-template-columns:88px 1fr;gap:24px;}
  .tl-body{grid-template-columns:220px 1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:56px 32px;}
}
@media(max-width:640px){
  body{font-size:15px;line-height:1.8;}
  h1{font-size:clamp(26px,7vw,32px);}
  h2{font-size:clamp(21px,5.6vw,26px);}
  .section{padding:56px 0;}
  .section-tight{padding:46px 0;}
  .tl-item{grid-template-columns:1fr;gap:16px;}
  .tl-date{flex-direction:row;align-items:baseline;gap:10px;}
  .tl-day{font-size:26px;}
  .tl-body{grid-template-columns:1fr;gap:18px;}
  .edit-item{grid-template-columns:1fr;gap:16px;}
  .chan-links{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:56px 0 0;margin-top:56px;}
  .accordion .accordion-title{font-size:17px;padding-right:36px;}
  .accordion .accordion-content{padding-right:0;}
  .cta-band{padding:44px 22px;}
  .intro-block{padding:22px 20px;}
  .filter-bar{padding:14px;gap:12px;}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}