/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --text-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --sh-2:0 12px 32px rgba(31,27,26,.10);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
/* ============ 基础重置 ============ */
*,*::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(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);text-decoration:underline;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5{font-family:var(--font-serif);font-weight:700;color:var(--ink);margin:0;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
/* 覆盖 Foundation 默认外观 */
.button{background:var(--brand);border-radius:var(--r-btn);font-family:var(--font-sans);}
.button:hover,.button:focus{background:var(--brand-700);}
.accordion{background:transparent;border:none;list-style:none;margin:0;}
.accordion .accordion-item{border-bottom:1px solid var(--line);}
.accordion .accordion-title{border:none;background:transparent;font-size:17px;font-weight:600;color:var(--ink);font-family:var(--font-sans);padding:24px 52px 24px 0;position:relative;line-height:1.5;}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:transparent;color:var(--brand);text-decoration:none;}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:50%;background:var(--brand-50);color:var(--brand);
  font-size:15px;line-height:24px;text-align:center;font-weight:700;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"−";background:var(--brand);color:#fff;}
.accordion .accordion-content{border:none;background:transparent;padding:0 52px 22px 0;color:var(--text-2);font-size:15px;line-height:1.85;}
.accordion .accordion-content p{margin:0;}
.top-bar{background:transparent;}
.top-bar,.top-bar ul{background:transparent;}
/* ============ 容器 ============ */
.container{max-width:1180px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:96px 0;}
.section-sm{padding:64px 0;}
.bg-sand{background:var(--sand);}
.bg-soft{background:var(--brand-50);}
.bg-surface{background:var(--surface);}
/* ============ 公告条 ============ */
.notice-bar{background:var(--ink);color:#EDE7E3;font-size:13.5px;line-height:1;}
.notice-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;padding:8px 0;}
.notice-inner p{margin:0;display:flex;align-items:center;gap:8px;}
.notice-dot{width:6px;height:6px;border-radius:50%;background:var(--brand-300);display:inline-block;flex:0 0 6px;}
.notice-link{color:#fff;text-decoration:underline;text-underline-offset:3px;font-weight:600;white-space:nowrap;}
.notice-link:hover{color:var(--brand-300);}
/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid transparent;transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(31,27,26,.06);}
.nav-inner{display:flex;align-items:center;gap:22px;min-height:78px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{position:relative;width:34px;height:34px;flex:0 0 34px;display:block;}
.brand-mark::before{content:"";position:absolute;inset:0;background:var(--brand);border-radius:10px;}
.brand-mark::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:12px;transform:translate(-50%,-50%) rotate(45deg);background:#fff;border-radius:2px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-family:var(--font-serif);font-size:19px;color:var(--ink);letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.08em;}
.nav-search{position:relative;flex:1 1 260px;max-width:400px;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);height:48px;padding:0 6px 0 16px;transition:border-color .22s ease,box-shadow .22s ease;}
.nav-search:hover{border-color:var(--brand-300);}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-50);}
.nav-search svg{flex:0 0 18px;color:var(--brand);}
.nav-search input[type="search"]{flex:1 1 auto;border:none;background:transparent;height:44px;padding:0 10px;font-size:14.5px;color:var(--ink);outline:none;min-width:0;}
.nav-search input[type="search"]::placeholder{color:var(--muted);}
.nav-search button{flex:0 0 36px;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;border:none;display:flex;align-items:center;justify-content:center;transition:background .2s ease,transform .2s ease;}
.nav-search button:hover{background:var(--brand-700);transform:translateX(1px);}
.nav-links{display:flex;align-items:center;gap:20px;margin-left:auto;}
.nav-links a{font-size:13.5px;color:var(--text-2);font-weight:500;white-space:nowrap;padding:6px 0;border-bottom:2px solid transparent;}
.nav-links a:hover{color:var(--brand);text-decoration:none;border-bottom-color:var(--brand-300);}
.nav-links a.is-active{color:var(--brand);font-weight:700;border-bottom-color:var(--brand);}
.nav-cta{margin-left:6px;padding:12px 20px !important;font-size:13.5px;color:#fff !important;border-bottom:none !important;}
.nav-tools{display:none;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--ink);display:flex;align-items:center;justify-content:center;transition:all .2s ease;}
.icon-btn:hover{border-color:var(--brand-300);color:var(--brand);}
.nav-hotwords{display:flex;align-items:center;gap:8px;padding-bottom:12px;flex-wrap:wrap;}
.nav-hotwords span{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.chip{display:inline-block;font-size:12px;letter-spacing:.04em;padding:4px 12px;border-radius:var(--r-pill);background:var(--brand-50);color:var(--brand);transition:background .2s ease;}
.chip:hover{background:var(--brand-300);color:#fff;text-decoration:none;}
.chip-accent{background:var(--accent-50);color:var(--accent);}
.chip-accent:hover{background:var(--accent);color:#fff;}
/* 移动端抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(31,27,26,.45);opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:80;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:320px;max-width:86vw;background:#fff;z-index:90;transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;box-shadow:-10px 0 40px rgba(31,27,26,.14);}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-body{padding:20px;overflow-y:auto;flex:1 1 auto;}
.drawer-body .nav-search{max-width:none;margin-bottom:18px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{padding:14px 0;border-bottom:1px solid var(--line);color:var(--text-2);font-size:15px;}
.drawer-nav a:hover{color:var(--brand);text-decoration:none;}
.drawer-nav a.is-active{color:var(--brand);font-weight:700;}
.drawer-body .btn{width:100%;margin-top:22px;}
/* ============ 通用组件 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1.5px solid transparent;transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;line-height:1.2;cursor:pointer;}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:var(--brand-50);color:var(--brand);transform:translateY(-1px);}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--brand);font-weight:600;font-size:15px;}
.text-link:hover{text-decoration:none;color:var(--brand-700);}
.text-link .arrow{transition:transform .22s ease;display:inline-block;}
.text-link:hover .arrow{transform:translateX(3px);}
.badge{display:inline-block;font-size:12px;letter-spacing:.06em;padding:5px 12px;border-radius:var(--r-pill);background:var(--brand-50);color:var(--brand);font-weight:600;line-height:1.6;}
.badge-accent{background:var(--accent-50);color:var(--accent);}
.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--brand);font-weight:700;text-transform:uppercase;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.35;position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--brand);}
.section-head .section-note{font-size:15px;color:var(--muted);max-width:520px;line-height:1.8;}
.card{background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .26s ease,transform .26s ease;}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.card-media{position:relative;overflow:hidden;border-radius:var(--r-img);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s ease;}
.card:hover .card-media img{transform:scale(1.03);}
/* ============ Hero ============ */
.hero{padding:72px 0 88px;background:linear-gradient(180deg,var(--bg) 0%,var(--brand-50) 100%);}
.hero-grid{align-items:center;}
.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.25;letter-spacing:.01em;margin:14px 0 18px;}
.hero-sub{font-size:17px;color:var(--text-2);max-width:540px;line-height:1.8;}
.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:32px;}
.kpi-band{display:flex;align-items:stretch;gap:0;margin-top:44px;border-top:1px solid var(--line);padding-top:26px;flex-wrap:wrap;}
.kpi{flex:1 1 120px;padding-right:22px;border-right:1px solid var(--line);}
.kpi:last-child{border-right:none;}
.kpi strong{display:block;font-family:var(--font-serif);font-size:32px;line-height:1.1;color:var(--brand);font-weight:700;}
.kpi span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}
.hero-figure{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--sh-2);border:1px solid rgba(31,27,26,.06);}
.hero-figure img{width:100%;height:520px;object-fit:cover;}
.hero-badge{position:absolute;right:20px;bottom:20px;background:#fff;border-radius:var(--r-card);padding:14px 18px;box-shadow:var(--sh-1);max-width:230px;}
.hero-badge strong{display:block;font-family:var(--font-serif);font-size:22px;color:var(--brand);line-height:1.2;}
.hero-badge span{display:block;font-size:12.5px;color:var(--muted);margin-top:4px;}
/* ============ 服务概览 ============ */
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.overview-item{background:transparent;}
.overview-icon{width:44px;height:44px;border-radius:var(--r-btn);background:var(--brand-50);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.overview-item h3{font-family:var(--font-sans);font-size:17px;font-weight:600;margin-bottom:8px;}
.overview-item p{font-size:14px;color:var(--muted);line-height:1.8;}
/* ============ 三步上手 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.step{position:relative;padding:0 32px 0 0;}
.step:last-child{padding-right:0;}
.step::after{content:"";position:absolute;right:6px;top:34px;width:calc(100% - 68px);border-top:1px dashed var(--brand-300);}
.step:last-child::after{display:none;}
.step-num{font-family:var(--font-serif);font-size:40px;line-height:1;color:rgba(107,43,76,.22);font-weight:700;position:relative;z-index:2;background:var(--bg);display:inline-block;padding-right:12px;}
.step h3{font-family:var(--font-sans);font-size:19px;font-weight:600;margin:16px 0 10px;position:relative;z-index:2;}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:16px;position:relative;z-index:2;max-width:300px;}
/* ============ 案例证明 ============ */
.case-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:stretch;}
.case-main{display:flex;flex-direction:column;}
.case-main .card-media{height:320px;border-radius:var(--r-card) var(--r-card) 0 0;}
.case-body{padding:26px 28px 28px;}
.case-body h3{font-family:var(--font-sans);font-size:20px;font-weight:600;margin:12px 0 10px;}
.case-body p{font-size:15px;color:var(--text-2);line-height:1.8;}
.case-stats{display:flex;gap:28px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);flex-wrap:wrap;}
.case-stats div strong{display:block;font-family:var(--font-serif);font-size:24px;color:var(--accent);line-height:1.2;}
.case-stats div span{font-size:12.5px;color:var(--muted);}
.case-side{display:flex;flex-direction:column;gap:26px;}
.case-mini{display:flex;gap:18px;padding:18px;align-items:flex-start;}
.case-mini .card-media{flex:0 0 132px;width:132px;height:112px;}
.case-mini-body h3{font-family:var(--font-sans);font-size:17px;font-weight:600;margin:8px 0 6px;}
.case-mini-body p{font-size:14px;color:var(--muted);line-height:1.75;}
/* ============ 最新信息 ============ */
.post-list{border-top:1px solid var(--line);}
.post-row{display:flex;align-items:center;gap:22px;padding:22px 6px;border-bottom:1px solid var(--line);transition:background .22s ease,padding .22s ease;color:inherit;}
.post-row:hover{background:rgba(255,255,255,.7);text-decoration:none;padding-left:12px;}
.post-thumb{flex:0 0 160px;width:160px;height:100px;border-radius:var(--r-img);background:var(--brand-50);display:flex;align-items:center;justify-content:center;overflow:hidden;color:var(--brand);}
.post-thumb svg{width:34px;height:34px;}
.post-body{flex:1 1 auto;min-width:0;}
.post-title{font-family:var(--font-sans);font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-sum{font-size:14px;color:var(--muted);line-height:1.7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px;}
.post-meta{font-size:13px;color:var(--muted);letter-spacing:.02em;}
.post-meta i{font-style:normal;color:var(--line);margin:0 8px;}
.post-arrow{flex:0 0 auto;color:var(--brand-300);font-size:20px;transition:transform .22s ease,color .22s ease;}
.post-row:hover .post-arrow{transform:translateX(4px);color:var(--brand);}
.post-empty{min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;color:var(--muted);}
.post-empty svg{width:42px;height:42px;color:var(--brand-300);}
.post-empty p{font-size:15px;}
/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:1fr 320px;gap:56px;align-items:start;}
.faq-aside{position:sticky;top:120px;background:var(--surface);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:28px;}
.faq-aside h3{font-family:var(--font-serif);font-size:20px;margin-bottom:10px;}
.faq-aside p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:20px;}
/* ============ CTA ============ */
.cta{background:var(--ink);color:#F3EEEA;border-top:3px solid var(--brand);padding:88px 0;}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.cta h2{color:#fff;font-size:clamp(24px,2.6vw,32px);line-height:1.35;}
.cta p{font-size:15px;color:#BDB4AF;margin-top:14px;line-height:1.8;}
.cta-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap;}
.cta-form input{flex:1 1 240px;height:48px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.18);background:#fff;color:var(--ink);padding:0 18px;font-size:15px;outline:none;transition:box-shadow .2s ease,border-color .2s ease;}
.cta-form input::placeholder{color:var(--muted);}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(47,107,94,.45);}
.cta-notes{display:flex;gap:26px;flex-wrap:wrap;margin-top:26px;font-size:13px;color:#9C938E;}
.cta-notes span{display:inline-flex;align-items:center;gap:7px;}
.cta-notes i{display:inline-block;width:5px;height:5px;background:var(--brand-300);transform:rotate(45deg);font-style:normal;}
/* ============ 页脚 ============ */
.site-footer{background:#171413;color:#A79E99;padding:72px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#8C837E;}
.footer-brand p{margin:20px 0 14px;line-height:1.85;color:#9C938E;max-width:300px;}
.footer-brand .footer-contact{font-size:13.5px;color:#C9C1BC;}
.footer-col h4{font-family:var(--font-sans);font-size:14px;color:#fff;letter-spacing:.06em;margin-bottom:18px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{color:#A79E99;font-size:14px;}
.footer-col a:hover{color:var(--brand-300);text-decoration:none;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7E7671;}
/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .nav-tools{display:flex;}
  .nav-search{max-width:320px;}
  .nav-hotwords{display:none;}
  .section{padding:72px 0;}
  .overview-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .steps{grid-template-columns:1fr;gap:34px;}
  .step{padding:0 0 0 26px;}
  .step::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--brand-300);}
  .step::after{display:none;}
  .step p{max-width:none;}
  .case-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:36px;}
  .faq-aside{position:static;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .hero{padding:48px 0 64px;}
  .hero-figure img{height:380px;}
}
@media screen and (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .nav-inner{min-height:64px;gap:12px;}
  .nav-search{display:none;}
  .nav-search.is-open{display:flex;position:absolute;left:16px;right:16px;top:72px;max-width:none;z-index:70;box-shadow:var(--sh-2);}
  .nav-inner.has-search{position:relative;}
  .brand-text strong{font-size:17px;}
  .hero h1{margin-top:10px;}
  .hero-figure img{height:280px;}
  .hero-badge{right:12px;bottom:12px;padding:10px 14px;max-width:180px;}
  .hero-badge strong{font-size:18px;}
  .kpi{flex:1 1 45%;border-right:none;border-bottom:1px solid var(--line);padding:0 0 14px;}
  .kpi:nth-child(odd){border-right:1px solid var(--line);padding-right:14px;}
  .kpi strong{font-size:26px;}
  .overview-grid{grid-template-columns:1fr;gap:26px;}
  .case-main .card-media{height:220px;}
  .case-mini{flex-direction:column;}
  .case-mini .card-media{width:100%;flex:none;height:160px;}
  .post-row{gap:14px;padding:18px 0;}
  .post-thumb{flex:0 0 104px;width:104px;height:76px;}
  .post-sum{display:none;}
  .post-title{font-size:15.5px;}
  .cta{padding:60px 0;}
  .cta-form{flex-direction:column;align-items:stretch;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .case-stats{gap:20px;}
}
@media screen and (max-width:520px){
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:14px;}
  .hero-actions .btn{width:100%;}
  .post-thumb{flex:0 0 84px;width:84px;height:62px;}
}

/* roulang page: article */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --text:#2A2523;
  --text-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --sh-2:0 12px 32px rgba(31,27,26,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:.01em;}
p{margin:0 0 20px;}
ul,ol{margin:0 0 20px;padding-left:1.2em;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--brand-700);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none;}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);}
.link-arrow span.arr{display:inline-block;transition:transform .2s ease;}
.link-arrow:hover{text-decoration:none;}
.link-arrow:hover span.arr{transform:translateX(3px);}
.badge{
  display:inline-block;padding:5px 14px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;font-weight:600;
  background:var(--brand-50);color:var(--brand);
}
.badge-accent{background:var(--accent-50);color:var(--accent);}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(248,245,242,.96);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
  backdrop-filter:saturate(140%) blur(6px);
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);}
.nav-inner{display:flex;align-items:center;gap:24px;padding:14px 0;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-700) 100%);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:12px;height:12px;
  transform:translate(-50%,-50%) rotate(45deg);
  background:#fff;border-radius:2px;opacity:.92;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.08em;}
.nav-search{position:relative;flex:1 1 auto;max-width:520px;min-width:220px;}
.nav-search input{
  width:100%;height:48px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  padding:0 56px 0 46px;font-size:14px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search input:hover{border-color:var(--brand-300);}
.nav-search input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 2px var(--accent);}
.nav-search .search-ico{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;stroke:var(--brand);stroke-width:1.75;fill:none;
}
.nav-search .search-go{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border-radius:50%;border:0;background:var(--brand);
  color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s ease;
}
.nav-search .search-go:hover{background:var(--brand-700);}
.nav-links{display:flex;align-items:center;gap:20px;margin-left:auto;}
.nav-links a{font-size:14px;font-weight:500;color:var(--text-2);white-space:nowrap;}
.nav-links a:hover{color:var(--brand);text-decoration:none;}
.nav-links a.is-active{color:var(--brand);font-weight:600;}
.nav-links a.nav-cta{color:#fff;padding:12px 20px;font-size:14px;border-radius:var(--r-btn);}
.nav-links a.nav-cta:hover{color:#fff;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle i{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle i::before,.nav-toggle i::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.nav-toggle i::before{top:-6px;}
.nav-toggle i::after{top:6px;}

/* ===== Drawer ===== */
.drawer-mask{
  position:fixed;inset:0;background:rgba(31,27,26,.45);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:88vw;background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .28s ease;
  padding:24px 22px;overflow-y:auto;box-shadow:var(--sh-2);
}
.drawer.is-open{transform:translateX(0);}
.drawer .brand{margin-bottom:20px;}
.drawer input{
  width:100%;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  padding:0 16px;font-size:14px;margin-bottom:18px;background:#fff;
}
.drawer input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 2px var(--accent);}
.drawer nav{display:flex;flex-direction:column;}
.drawer nav a{
  padding:13px 0;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--line);
}
.drawer nav a.is-active{color:var(--brand);font-weight:600;}
.drawer nav a:hover{color:var(--brand);text-decoration:none;}
.drawer .btn{width:100%;justify-content:center;margin-top:20px;}

/* ===== Breadcrumb ===== */
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:22px 0 0;font-size:13px;color:var(--muted);
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);text-decoration:none;}
.crumbs .sep{color:#CFC6BE;}
.crumbs .current{max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2);}

/* ===== Article head ===== */
.article-head{padding:20px 0 28px;border-bottom:1px solid var(--line);}
.article-head h1{
  font-size:clamp(26px,3vw,34px);line-height:1.42;margin:16px 0 16px;letter-spacing:.01em;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--muted);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#D8CFC7;display:inline-block;}

.cover-block{padding:32px 0 8px;}
.cover-block img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);border:1px solid var(--line);}
.cover-cap{font-size:12px;color:var(--muted);margin-top:10px;letter-spacing:.04em;}

/* ===== Article layout ===== */
.article-wrap{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:56px;align-items:start;padding:36px 0 0;}
.article-body{font-size:16.5px;line-height:1.9;color:var(--text);min-width:0;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:clamp(21px,2.2vw,25px);line-height:1.45;margin:44px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:18px;line-height:1.55;margin:30px 0 12px;}
.article-body a{color:var(--brand);border-bottom:1px dashed var(--brand-300);}
.article-body a:hover{text-decoration:none;border-bottom-style:solid;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--accent-50);
  border-left:3px solid var(--accent);border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--text-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;background:var(--brand);border-radius:2px;
}
.article-body ol{padding-left:1.3em;}
.article-body ol li{margin-bottom:10px;padding-left:4px;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body img{margin:26px auto;border-radius:12px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:14.5px;
  border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;
}
.article-body th{
  background:var(--brand-50);color:var(--brand-700);font-weight:600;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line);
}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text-2);}
.article-body tr:hover td{background:#FAF7F5;}
.article-body pre{
  background:var(--sand);border:1px solid var(--line);border-radius:var(--r-img);
  padding:16px 18px;overflow:auto;font-size:14px;
}
.article-empty{padding:56px 0;text-align:center;border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;}
.article-empty h2{border:0;padding:0;margin-bottom:10px;font-size:22px;}
.article-empty p{color:var(--muted);margin-bottom:22px;}

/* ===== Sidebar ===== */
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:15px;margin-bottom:14px;letter-spacing:.04em;}
.toc-list{list-style:none;margin:0;padding:0;}
.toc-list li{border-bottom:1px dashed var(--line);}
.toc-list li:last-child{border-bottom:0;}
.toc-list a{display:block;padding:10px 0 10px 12px;font-size:14px;color:var(--muted);position:relative;}
.toc-list a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;background:transparent;
  transition:background .2s ease;
}
.toc-list a:hover,.toc-list a.is-current{color:var(--brand);text-decoration:none;}
.toc-list a:hover::before,.toc-list a.is-current::before{background:var(--brand);}
.mini-post{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);}
.mini-post:last-child{border-bottom:0;padding-bottom:0;}
.mini-post img{width:64px;height:48px;object-fit:cover;border-radius:10px;flex:0 0 auto;background:var(--sand);}
.mini-post strong{display:block;font-size:14px;font-weight:600;color:var(--ink);line-height:1.5;}
.mini-post span{font-size:12px;color:var(--muted);}
.mini-post:hover strong{color:var(--brand);}
.side-cta{background:var(--brand-50);border-color:#EDDFE6;}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:16px;}
.side-cta .btn{width:100%;justify-content:center;padding:12px 18px;}

/* ===== Tags ===== */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;padding:36px 0 8px;border-top:1px solid var(--line);margin-top:44px;}
.tag{
  display:inline-block;padding:7px 15px;border-radius:var(--r-pill);
  background:var(--brand-50);color:var(--brand);font-size:13px;letter-spacing:.04em;
  transition:background .2s ease,color .2s ease;
}
.tag.alt{background:var(--accent-50);color:var(--accent);}
.tag:hover{background:var(--brand);color:#fff;text-decoration:none;}

/* ===== Related ===== */
.section{padding:72px 0;}
.section-sand{background:var(--sand);}
.section-brand{background:var(--brand-50);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.4;}
.section-head p{color:var(--muted);font-size:14px;margin:6px 0 0;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .26s ease,box-shadow .26s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rel-card .thumb{overflow:hidden;background:var(--sand);}
.rel-card .thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:0;transition:transform .26s ease;}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-body{padding:20px 22px 22px;}
.rel-body h3{font-size:17px;line-height:1.55;margin:10px 0 10px;font-family:var(--sans);font-weight:600;}
.rel-body p{font-size:14px;color:var(--muted);margin-bottom:14px;}
.rel-body .meta-row{font-size:12.5px;}

/* ===== CTA ===== */
.cta-band{
  background:var(--ink);color:#EFE9E4;border-top:3px solid var(--brand);
  padding:64px 0;
}
.cta-band h2{color:#fff;font-size:clamp(23px,2.6vw,31px);line-height:1.4;}
.cta-band p{color:#C9C1BB;font-size:15px;margin:12px 0 0;}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.cta-form{display:flex;gap:12px;}
.cta-form input{
  flex:1 1 auto;height:48px;border-radius:var(--r-btn);border:1px solid #3A3330;
  background:#fff;color:var(--text);padding:0 16px;font-size:14px;
}
.cta-form input:focus{outline:none;box-shadow:0 0 0 2px var(--accent);}
.cta-notes{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;font-size:13px;color:#A79E98;}

/* ===== Footer ===== */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand p{font-size:14px;color:var(--muted);margin:16px 0 0;line-height:1.8;}
.footer-contact{font-size:13px !important;color:var(--muted);}
.footer-col h4{font-family:var(--sans);font-size:14px;font-weight:600;color:var(--ink);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--brand);text-decoration:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid var(--line);margin-top:44px;padding-top:20px;
  font-size:13px;color:var(--muted);
}

/* ===== Responsive ===== */
@media screen and (max-width:1023px){
  .nav-search{display:none;}
  .nav-toggle{display:flex;}
  .nav-links{display:none;}
  .article-wrap{grid-template-columns:minmax(0,1fr);gap:0;}
  .side{position:static;margin-top:40px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media screen and (max-width:639px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .article-head h1{font-size:24px;}
  .article-body{font-size:16px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .cta-form{flex-direction:column;}
  .cta-form .btn{justify-content:center;}
  .footer-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .crumbs .current{max-width:180px;}
}

/* roulang page: category1 */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --text-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --shadow-2:0 12px 32px rgba(31,27,26,.10);
  --sp-4:4px; --sp-8:8px; --sp-12:12px; --sp-16:16px; --sp-24:24px;
  --sp-32:32px; --sp-48:48px; --sp-64:64px; --sp-88:88px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","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(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);object-fit:cover;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:.01em;}
h2{font-size:clamp(24px,2.8vw,34px);line-height:1.35;}
h3{font-family:var(--sans);font-size:19px;line-height:1.5;font-weight:600;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
::selection{background:var(--brand-300);color:#fff;}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:88px 0;}
.section-sand{background:var(--sand);}
.section-tint{background:var(--brand-50);}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:40px;
}
.section-head .eyebrow{
  display:block;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--brand);
  font-weight:600;
  margin-bottom:10px;
}
.section-head p{color:var(--text-2);font-size:15px;max-width:560px;margin:0;}
.title-bar-left{position:relative;padding-left:14px;}
.title-bar-left::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;
  background:var(--brand);border-radius:2px;
}

/* ---------- 顶部公告 ---------- */
.topbar{background:var(--ink);color:#E9E3DE;font-size:13px;}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:38px;flex-wrap:wrap;
}
.topbar-inner span{display:flex;align-items:center;gap:8px;}
.topbar-inner i{color:var(--brand-300);}
.topbar-inner a{color:#fff;border-bottom:1px solid rgba(255,255,255,.4);}
.topbar-inner a:hover{color:#fff;text-decoration:none;border-color:#fff;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(31,27,26,.06);
}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  min-height:78px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  position:relative;display:inline-block;
}
.brand-mark::after{
  content:"";position:absolute;inset:10px;border:1.5px solid rgba(255,255,255,.85);
  transform:rotate(45deg);border-radius:3px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.06em;}
.search-form{
  position:relative;flex:1 1 auto;max-width:520px;min-width:220px;
}
.search-box{
  display:flex;align-items:center;height:48px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:0 6px 0 16px;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:hover{border-color:var(--brand-300);}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-50);}
.search-box i{color:var(--brand);font-size:15px;}
.search-box input{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  padding:0 12px;height:44px;color:var(--ink);min-width:0;
}
.search-box input::placeholder{color:var(--muted);}
.search-submit{
  width:36px;height:36px;flex:0 0 36px;border:0;border-radius:50%;
  background:var(--brand);color:#fff;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease,transform .2s ease;
}
.search-submit:hover{background:var(--brand-700);transform:translateY(-1px);}
.hot-words{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap;}
.hot-words a{
  font-size:12px;color:var(--brand);background:var(--brand-50);
  border-radius:var(--radius-pill);padding:3px 10px;
}
.hot-words a:hover{background:var(--brand-300);color:#fff;text-decoration:none;}
.nav-links{display:flex;align-items:center;gap:20px;flex:0 0 auto;}
.nav-links a{
  font-size:15px;color:var(--text-2);padding:6px 2px;position:relative;
}
.nav-links a:hover{color:var(--brand);text-decoration:none;}
.nav-links a.is-active{color:var(--brand);font-weight:600;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-btn);border:0;
  font-size:15px;font-weight:600;font-family:var(--sans);
  background:var(--brand);color:#fff;cursor:pointer;text-decoration:none;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  box-shadow:0 1px 2px rgba(31,27,26,.06);
}
.btn:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);text-decoration:none;}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn-secondary{
  background:transparent;color:var(--brand);border:1.5px solid var(--brand);
  box-shadow:none;
}
.btn-secondary:hover{background:var(--brand-50);color:var(--brand-700);}
.btn-sm{padding:10px 18px;font-size:14px;}
.button{background:var(--brand);border-radius:var(--radius-btn);}
.button:hover{background:var(--brand-700);}
.nav-cta{padding:11px 20px;font-size:14px;}
.nav-toggle,.search-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:#fff;border-radius:var(--radius-btn);color:var(--brand);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover,.search-toggle:hover{border-color:var(--brand-300);}
.mobile-tools{display:none;gap:8px;margin-left:auto;}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:88vw;
  background:#fff;z-index:100;transform:translateX(105%);
  transition:transform .3s ease;padding:24px;overflow-y:auto;
  box-shadow:-16px 0 40px rgba(31,27,26,.16);
}
.drawer.is-open{transform:translateX(0);}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(31,27,26,.45);z-index:99;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.drawer-close{
  position:absolute;top:18px;right:18px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--brand);cursor:pointer;
}
.drawer .brand{margin-bottom:24px;}
.drawer-search{margin-bottom:20px;}
.drawer-links{display:flex;flex-direction:column;gap:2px;margin-bottom:24px;}
.drawer-links a{
  padding:13px 12px;border-radius:var(--radius-btn);color:var(--text-2);
  font-size:15px;border-left:3px solid transparent;
}
.drawer-links a:hover{background:var(--brand-50);text-decoration:none;color:var(--brand);}
.drawer-links a.is-active{color:var(--brand);font-weight:600;border-left-color:var(--brand);background:var(--brand-50);}

/* ---------- 页面横幅 ---------- */
.page-banner{
  position:relative;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(248,245,242,.94) 0%,rgba(247,239,243,.90) 58%,rgba(233,242,239,.88) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.banner-inner{
  min-height:260px;display:flex;flex-direction:column;justify-content:center;
  padding:52px 0;
}
.eyebrow{
  font-size:12px;letter-spacing:.08em;font-weight:600;color:var(--brand);
  margin-bottom:12px;display:inline-block;
}
.page-banner h1{
  font-size:clamp(28px,3.6vw,44px);line-height:1.28;max-width:840px;
}
.page-banner .banner-sub{
  margin-top:16px;max-width:680px;color:var(--text-2);font-size:16px;
}
.banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.06em;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--brand-50);color:var(--brand);
}
.badge-accent{background:var(--accent-50);color:var(--accent);}
.breadcrumb{
  font-size:13px;color:var(--muted);padding:18px 0 0;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span{margin:0 8px;color:var(--line);}

/* ---------- 概览条 ---------- */
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.strip-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.strip-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.strip-icon{
  width:40px;height:40px;border-radius:12px;background:var(--accent-50);
  color:var(--accent);display:flex;align-items:center;justify-content:center;
  font-size:16px;margin-bottom:14px;
}
.strip-item h3{font-size:16px;margin-bottom:8px;}
.strip-item p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;}

/* ---------- 场景分栏 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.scene-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.scene-list li:last-child{border-bottom:0;}
.scene-list .num{
  font-family:var(--serif);font-size:20px;color:var(--brand);opacity:.6;
  min-width:34px;line-height:1.5;
}
.scene-list strong{display:block;font-size:16px;font-weight:600;margin-bottom:4px;}
.scene-list p{font-size:14px;color:var(--muted);margin:0;line-height:1.75;}
.split-figure{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-1);}
.split-figure img{width:100%;height:400px;object-fit:cover;border-radius:var(--radius-img);}
.figure-chip{
  position:absolute;left:18px;bottom:18px;background:#fff;border-radius:12px;
  padding:12px 16px;box-shadow:var(--shadow-1);border:1px solid var(--line);
}
.figure-chip strong{font-family:var(--serif);font-size:22px;color:var(--brand);display:block;line-height:1.2;}
.figure-chip span{font-size:12px;color:var(--muted);letter-spacing:.04em;}

/* ---------- 筛选与卡片网格 ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.chip{
  font-size:13px;padding:8px 16px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);color:var(--text-2);cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand-300);color:var(--brand);}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.channel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .26s ease,box-shadow .26s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.card-media{overflow:hidden;aspect-ratio:3/2;background:var(--sand);}
.card-media img{
  width:100%;height:100%;object-fit:cover;border-radius:0;
  transition:transform .26s ease;
}
.channel-card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body .badge{align-self:flex-start;margin-bottom:12px;}
.card-body h3{margin-bottom:10px;font-size:18px;}
.card-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.card-meta{
  display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--muted);
  border-top:1px solid var(--line);padding-top:14px;margin-top:auto;
}
.card-meta span{display:inline-flex;align-items:center;gap:6px;}
.card-meta i{color:var(--brand-300);}
.card-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--brand);margin-top:16px;
}
.card-link i{transition:transform .2s ease;}
.channel-card:hover .card-link i{transform:translateX(3px);}

/* ---------- 指标带 ---------- */
.stats-band{
  background:var(--ink);color:#EDE7E3;border-top:3px solid var(--brand);
}
.stats-inner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:56px 0;
}
.stat-item{padding-left:20px;border-left:1px solid rgba(255,255,255,.16);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-item strong{
  display:block;font-family:var(--serif);font-size:34px;line-height:1.2;color:#fff;
}
.stat-item span{font-size:13px;color:#B9AFAA;letter-spacing:.04em;}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.step-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.step-num{
  font-family:var(--serif);font-size:40px;line-height:1;color:var(--brand);
  opacity:.22;display:block;margin-bottom:14px;
}
.step-card h3{margin-bottom:10px;}
.step-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.step-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);margin-top:16px;}
.step-arrow i{transition:transform .2s ease;}
.step-card:hover .step-arrow i{transform:translateX(3px);}

/* ---------- 图文列表 ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 32px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.check-list i{color:var(--accent);margin-top:5px;}
.note-box{
  margin-top:32px;background:var(--accent-50);border-left:3px solid var(--accent);
  border-radius:10px;padding:20px 24px;font-size:14px;color:var(--text-2);
}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:1fr 300px;gap:48px;align-items:start;}
.accordion{border:0;background:transparent;margin:0;}
.accordion .accordion-item{border:0;border-bottom:1px solid var(--line);}
.accordion .accordion-title{
  border:0;background:transparent;padding:20px 0;font-size:17px;font-weight:600;
  color:var(--ink);font-family:var(--sans);position:relative;padding-left:38px;
  display:block;transition:color .2s ease;
}
.accordion .accordion-title:hover{color:var(--brand);background:transparent;}
.accordion .accordion-title::before{
  content:"+";position:absolute;left:0;top:19px;width:22px;height:22px;
  border-radius:50%;background:var(--brand-50);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;line-height:1;
  font-weight:600;transition:background .2s ease,color .2s ease;
}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"−";background:var(--brand);color:#fff;
}
.accordion .accordion-content{
  border:0;background:transparent;padding:0 0 20px 38px;
  font-size:15px;line-height:1.85;color:var(--text-2);
}
.accordion .accordion-content p{margin:0 0 12px;}
.accordion .accordion-content p:last-child{margin-bottom:0;}
.faq-aside{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);position:sticky;top:104px;
}
.faq-aside h3{font-size:17px;margin-bottom:10px;}
.faq-aside p{font-size:14px;color:var(--muted);line-height:1.8;}
.faq-aside .btn{width:100%;margin-top:18px;}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:#EFEAE7;border-top:3px solid var(--brand);padding:64px 0;}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-inner p{color:#B9AFAA;font-size:15px;margin-top:12px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;height:48px;border-radius:var(--radius-btn);border:1px solid rgba(255,255,255,.2);
  background:#fff;padding:0 16px;color:var(--ink);outline:none;min-width:0;
}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(47,107,94,.45);}
.cta-assure{
  display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;font-size:13px;color:#9C928D;
}
.cta-assure span{display:inline-flex;align-items:center;gap:7px;}
.cta-assure i{color:var(--brand-300);}

/* ---------- 页脚 ---------- */
.site-footer{background:#171312;color:#C9C1BC;padding:64px 0 28px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#8F8580;}
.footer-brand p{color:#9C928D;line-height:1.8;margin-bottom:12px;}
.footer-contact{font-size:13px;color:#8F8580;}
.footer-col h4{color:#fff;font-size:15px;font-family:var(--sans);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#B4ABA6;}
.footer-col a:hover{color:#fff;text-decoration:none;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8F8580;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .section{padding:64px 0;}
  .nav-links{display:none;}
  .search-form{display:none;}
  .mobile-tools{display:flex;}
  .nav-toggle,.search-toggle{display:inline-flex;}
  .nav-inner{min-height:68px;gap:14px;}
  .mobile-search{
    display:none;padding:0 0 16px;
  }
  .mobile-search.is-open{display:block;}
  .mobile-search .hot-words{display:none;}
  .strip-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-figure img{height:320px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .step-card{display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:start;}
  .step-num{font-size:32px;margin:0;opacity:.3;}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .faq-wrap{grid-template-columns:1fr;}
  .faq-aside{position:static;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .topbar-inner{font-size:12px;padding:6px 0;}
  .banner-inner{min-height:220px;padding:40px 0;}
  .strip-grid{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr;}
  .stats-inner{grid-template-columns:1fr;gap:24px;padding:44px 0;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;}
  .stat-item:first-child{border-top:0;padding-top:0;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .cta-form{flex-direction:column;}
  .cta-form input,.cta-form .btn{width:100%;}
  .accordion .accordion-title{font-size:16px;padding-left:34px;}
  .accordion .accordion-content{padding-left:34px;}
}

/* roulang page: category2 */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --ink-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --shadow-2:0 12px 32px rgba(31,27,26,.10);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","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(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:.01em;}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}
/* ---------- 顶部公告 ---------- */
.topbar{
  background:var(--ink);
  color:#EDE7E2;
  font-size:13px;
  line-height:36px;
  letter-spacing:.04em;
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar a{
  color:#F0D9E4;
  text-decoration:underline;
  text-underline-offset:3px;
}
.topbar a:hover{color:#fff;}
/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--bg);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px rgba(31,27,26,.06);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:78px;
  padding-top:12px;
  padding-bottom:12px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink);
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;
  flex:0 0 34px;
  border-radius:11px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
  position:relative;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:11px 9px;
  border:1.5px solid rgba(255,255,255,.85);
  border-radius:50% 50% 2px 2px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-family:var(--font-serif);font-size:18px;letter-spacing:.04em;}
.brand-text em{
  font-style:normal;
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
}
.nav-search{
  display:flex;
  align-items:center;
  gap:10px;
  flex:1 1 300px;
  max-width:460px;
  height:46px;
  padding:0 6px 0 16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:hover{border-color:var(--brand-300);}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px rgba(47,107,94,.20);}
.nav-search .search-icon{display:flex;color:var(--brand);flex:0 0 auto;}
.nav-search input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--ink);
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search button{
  flex:0 0 34px;
  width:34px;height:34px;
  border:0;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:background .2s ease,transform .2s ease;
}
.nav-search button:hover{background:var(--brand-700);transform:translateY(-1px);}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex:0 1 auto;
}
.nav-links a:not(.btn){
  position:relative;
  padding:8px 10px;
  font-size:14px;
  color:var(--ink-2);
  border-radius:8px;
  white-space:nowrap;
}
.nav-links a:not(.btn):hover{color:var(--brand);background:var(--brand-50);}
.nav-links a.is-active{
  color:var(--brand);
  font-weight:600;
  background:var(--brand-50);
}
.nav-cta{margin-left:6px;}
.header-chips{
  display:flex;
  align-items:center;
  gap:8px;
  padding-bottom:12px;
  font-size:12px;
  color:var(--muted);
  letter-spacing:.04em;
}
.header-chips span{flex:0 0 auto;}
.chip{
  display:inline-flex;
  align-items:center;
  padding:3px 12px;
  border-radius:var(--radius-pill);
  background:var(--brand-50);
  color:var(--brand);
  font-size:12px;
  letter-spacing:.04em;
  transition:background .2s ease,color .2s ease;
}
.chip:hover{background:var(--brand-300);color:#fff;}
.chip.is-alt{background:var(--accent-50);color:var(--accent);}
.chip.is-alt:hover{background:var(--accent);color:#fff;}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn[disabled]{opacity:.45;cursor:not-allowed;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.link-arrow .arrow{transition:transform .24s ease;}
.link-arrow:hover .arrow{transform:translateX(3px);}
.badge{
  display:inline-flex;
  align-items:center;
  padding:3px 12px;
  border-radius:var(--radius-pill);
  background:var(--brand-50);
  color:var(--brand);
  font-size:12px;
  letter-spacing:.06em;
  font-weight:600;
}
.badge.is-alt{background:var(--accent-50);color:var(--accent);}
/* ---------- 内页横幅 ---------- */
.page-banner{
  position:relative;
  padding:64px 0 56px;
  background:
    linear-gradient(115deg,rgba(31,27,26,.72) 0%,rgba(107,43,76,.62) 55%,rgba(47,107,94,.42) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.page-banner::after{
  content:"";
  position:absolute;
  right:-60px;bottom:-70px;
  width:260px;height:260px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:50% 50% 12px 12px;
  pointer-events:none;
}
.page-banner .eyebrow{
  display:inline-block;
  margin-bottom:14px;
  padding:4px 14px;
  border:1px solid rgba(255,255,255,.42);
  border-radius:var(--radius-pill);
  font-size:12px;
  letter-spacing:.12em;
  color:#F6E9EF;
}
.page-banner h1{
  max-width:820px;
  color:#fff;
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.34;
}
.page-banner .banner-sub{
  max-width:640px;
  margin:18px 0 0;
  font-size:16px;
  color:rgba(255,255,255,.86);
}
.banner-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.banner-facts span{
  padding:5px 14px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);
  font-size:13px;
  letter-spacing:.04em;
}
/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  padding:20px 0 4px;
  font-size:13px;
  color:var(--muted);
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--line);}
/* ---------- 主体两栏 ---------- */
.layout-main{padding:36px 0 8px;}
.toc{position:sticky;top:104px;}
.toc-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 20px;
  box-shadow:var(--shadow-1);
}
.toc-card h2{
  font-size:15px;
  font-family:var(--font-sans);
  letter-spacing:.08em;
  color:var(--muted);
  font-weight:600;
  margin-bottom:14px;
}
.toc-list li{margin-bottom:2px;}
.toc-list a{
  display:block;
  padding:9px 12px;
  border-left:3px solid transparent;
  border-radius:0 8px 8px 0;
  font-size:14px;
  color:var(--muted);
  transition:border-color .2s ease,color .2s ease,background .2s ease,padding-left .2s ease;
}
.toc-list a:hover{color:var(--brand);background:var(--brand-50);padding-left:16px;}
.toc-list a.is-current{
  border-left-color:var(--brand);
  color:var(--brand);
  font-weight:600;
  background:var(--brand-50);
}
.toc-note{
  margin-top:18px;
  padding-top:16px;
  border-top:1px dashed var(--line);
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
}
.toc-note .btn{margin-top:10px;width:100%;}
/* ---------- 长条目区块 ---------- */
.content-block{
  padding:0 0 8px;
}
.block-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
  margin-bottom:24px;
}
.block-head h2{
  position:relative;
  padding-left:14px;
  font-size:clamp(21px,2.4vw,27px);
  line-height:1.4;
}
.block-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:2px;
  background:var(--brand);
}
.block-head .block-desc{
  max-width:360px;
  font-size:14px;
  color:var(--muted);
  text-align:right;
}
.lead-text p{color:var(--ink-2);}
.lead-text strong{color:var(--brand);}
/* 指标带 */
.metric-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  margin:26px 0 8px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.metric{
  padding:22px 18px;
  border-right:1px solid var(--line);
}
.metric:last-child{border-right:0;}
.metric b{
  display:block;
  font-family:var(--font-serif);
  font-size:30px;
  line-height:1.1;
  color:var(--brand);
  letter-spacing:.01em;
}
.metric span{
  display:block;
  margin-top:6px;
  font-size:13px;
  color:var(--muted);
}
/* 长条目 */
.long-list{margin-top:8px;}
.long-item{
  display:flex;
  gap:24px;
  padding:26px 0;
  border-bottom:1px solid var(--line);
  transition:transform .24s ease;
}
.long-item:hover{transform:translateX(4px);}
.long-item:first-child{border-top:1px solid var(--line);}
.long-item figure{
  flex:0 0 200px;
  width:200px;height:130px;
  margin:0;
  border-radius:var(--radius-img);
  overflow:hidden;
  background:var(--sand);
  box-shadow:inset 0 0 0 1px var(--line);
}
.long-item figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.long-item:hover figure img{transform:scale(1.04);}
.long-item-body{flex:1 1 auto;min-width:0;}
.long-item-body h3{
  font-family:var(--font-sans);
  font-size:18px;
  font-weight:600;
  line-height:1.5;
  margin-bottom:8px;
}
.long-item-body h3 a{color:var(--ink);}
.long-item-body h3 a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.long-item-body p{
  font-size:14.5px;
  color:var(--ink-2);
  margin-bottom:10px;
}
.item-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
}
.item-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
/* 场景卡 */
.scene-grid{margin-top:8px;}
.scene-card{
  height:100%;
  padding:26px 24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .24s ease,box-shadow .24s ease;
  margin-bottom:24px;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.scene-card .badge{margin-bottom:14px;}
.scene-card h3{
  font-family:var(--font-sans);
  font-size:18px;
  font-weight:600;
  line-height:1.5;
  margin-bottom:10px;
}
.scene-card p{font-size:14.5px;color:var(--ink-2);margin-bottom:0;}
/* 流程 */
.flow-list{
  margin-top:8px;
  border-left:2px solid var(--line);
  padding-left:0;
}
.flow-step{
  position:relative;
  padding:0 0 30px 34px;
}
.flow-step::before{
  content:"";
  position:absolute;
  left:-7px;top:8px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px var(--bg);
}
.flow-step:last-child{padding-bottom:0;}
.flow-step .step-no{
  display:block;
  font-size:13px;
  letter-spacing:.1em;
  color:var(--brand);
  font-weight:600;
  margin-bottom:6px;
}
.flow-step h3{
  font-family:var(--font-sans);
  font-size:17px;
  font-weight:600;
  margin-bottom:6px;
}
.flow-step p{font-size:14.5px;color:var(--ink-2);margin-bottom:8px;}
/* FAQ */
.faq-wrap{margin-top:8px;}
.faq-list{
  margin:0;
  border:0;
  background:transparent;
}
.faq-list .accordion-item{
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
}
.faq-list .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-list .accordion-title{
  position:relative;
  padding:20px 46px 20px 40px;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  border:0;
  background:transparent;
}
.faq-list .accordion-title:hover{color:var(--brand);}
.faq-list .accordion-title::before{
  content:"+";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:22px;height:22px;
  border-radius:50%;
  background:var(--brand-50);
  color:var(--brand);
  font-size:15px;
  line-height:22px;
  text-align:center;
  font-weight:600;
}
.faq-list .accordion-title::after{
  content:"›";
  position:absolute;
  right:14px;top:50%;
  transform:translateY(-50%);
  color:var(--muted);
  font-size:18px;
  transition:transform .24s ease;
}
.faq-list .accordion-item.is-active .accordion-title{color:var(--brand);}
.faq-list .accordion-item.is-active .accordion-title::before{
  content:"−";
  background:var(--brand);
  color:#fff;
}
.faq-list .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(90deg);}
.faq-list .accordion-content{
  padding:0 46px 20px 40px;
  border:0;
  background:transparent;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-2);
}
.faq-list .accordion-content p:last-child{margin-bottom:0;}
/* CTA 卡片 */
.cta-card{
  margin:40px 0 8px;
  padding:34px 32px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  position:relative;
  overflow:hidden;
}
.cta-card::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--brand);
}
.cta-card h2{
  font-size:clamp(20px,2.2vw,26px);
  line-height:1.45;
  margin-bottom:12px;
}
.cta-card p{font-size:15px;color:var(--ink-2);margin-bottom:0;}
.cta-form{
  display:flex;
  gap:10px;
  align-items:center;
  margin-top:18px;
  flex-wrap:wrap;
}
.cta-form input{
  flex:1 1 200px;
  min-width:0;
  height:48px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:#fff;
  font-size:15px;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input::placeholder{color:var(--muted);}
.cta-form input:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 2px rgba(47,107,94,.20);
}
.cta-assure{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:16px;
  font-size:13px;
  color:var(--muted);
}
.cta-assure span::before{
  content:"◇";
  margin-right:6px;
  color:var(--brand-300);
}
/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:72px;
  background:var(--ink);
  color:#CFC7C2;
  padding:56px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
}
.site-footer .brand{color:#fff;}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:#A79E99;}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:#B7AEA9;
}
.footer-contact{font-size:13px;color:#9C938E!important;}
.footer-col h4{
  font-family:var(--font-sans);
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  color:#fff;
  margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;
  color:#B7AEA9;
}
.footer-col ul a:hover{color:#F0D9E4;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:#8E8580;
}
/* ---------- 移动端 ---------- */
.icon-btn{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--brand);
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.icon-btn:hover{border-color:var(--brand-300);background:var(--brand-50);}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(31,27,26,.45);
  opacity:0;
  visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  width:min(86vw,340px);
  height:100%;
  padding:24px 22px;
  background:#fff;
  box-shadow:-12px 0 40px rgba(31,27,26,.18);
  transform:translateX(105%);
  transition:transform .32s ease;
  z-index:90;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:20px;
}
.drawer-nav{margin-top:18px;}
.drawer-nav a{
  display:block;
  padding:12px 4px;
  border-bottom:1px solid var(--line);
  font-size:15px;
  color:var(--ink-2);
}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer .btn{margin-top:20px;width:100%;}
.drawer-close{
  width:40px;height:40px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--muted);
  cursor:pointer;
}
@media screen and (max-width:1023px){
  .nav-search{display:none;}
  .nav-links{display:none;}
  .icon-btn{display:inline-flex;}
  .site-header .header-chips{display:none;}
  .header-inner{justify-content:space-between;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .toc{
    position:static;
    margin-bottom:28px;
  }
  .toc-card{padding:16px;}
  .toc-card h2{margin-bottom:10px;}
  .toc-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;}
  .toc-list a{
    white-space:nowrap;
    border-left:0;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:7px 14px;
    background:#fff;
  }
  .toc-list a.is-current{border-color:var(--brand);background:var(--brand-50);}
  .toc-note{display:none;}
  .metric-strip{grid-template-columns:1fr 1fr;}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line);}
  .block-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .block-head .block-desc{text-align:left;max-width:100%;}
}
@media screen and (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .page-banner{padding:44px 0 40px;}
  .long-item{flex-direction:column;gap:14px;}
  .long-item figure{width:100%;flex:none;height:180px;}
  .cta-card{padding:26px 20px;}
  .cta-form{flex-direction:column;align-items:stretch;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-list .accordion-title{padding:18px 34px 18px 34px;font-size:16px;}
  .faq-list .accordion-content{padding:0 10px 18px 34px;}
}
@media screen and (max-width:519px){
  .brand-text em{display:none;}
  .metric-strip{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;}
  .topbar{font-size:12px;}
  .topbar .container span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
}

/* roulang page: category3 */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --text:#2A2523;
  --text-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --shadow-2:0 12px 32px rgba(31,27,26,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
figure{margin:0;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-700);}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;font-weight:700;}
p{margin:0;}
button{font-family:var(--sans);}
input{font-family:var(--sans);}
a:focus-visible,button:focus-visible,input:focus-visible,.accordion-title:focus-visible{
  outline:2px solid var(--ink);
  outline-offset:2px;
  border-radius:6px;
}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;
  padding:10px 18px;border-radius:0 0 var(--radius-btn) 0;z-index:200;
}
.skip-link:focus{left:0;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--sand{background:var(--sand);}
.section--tint{background:var(--brand-50);}
.section--white{background:var(--surface);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.35;max-width:640px;}
.section-head p{font-size:15px;color:var(--muted);max-width:420px;}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;color:var(--brand);
  font-weight:600;margin-bottom:12px;text-transform:uppercase;
}
.lead{font-size:16px;line-height:1.9;color:var(--text-2);}
.badge{
  display:inline-block;font-size:12px;letter-spacing:.06em;padding:5px 12px;
  border-radius:var(--radius-pill);background:var(--brand-50);color:var(--brand);
  font-weight:600;line-height:1.6;
}
.badge--accent{background:var(--accent-50);color:var(--accent);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
}
.text-link::after{content:"→";transition:transform .2s ease;}
.text-link:hover{color:var(--brand-700);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
.text-link:hover::after{transform:translateX(3px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;transition:all .22s ease;line-height:1.4;
}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn-primary:hover{background:var(--brand-700);border-color:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
/* Foundation 覆盖 */
.button{background-color:var(--brand);color:#fff;border-radius:var(--radius-btn);font-family:var(--sans);font-weight:600;}
.button:hover,.button:focus{background-color:var(--brand-700);color:#fff;}
.button.hollow{background:transparent;border:1.5px solid var(--brand);color:var(--brand);}
.button.hollow:hover{background:var(--brand-50);color:var(--brand-700);}
.top-bar,.top-bar ul{background:transparent;color:var(--text);}
/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:80;background:var(--bg);
  border-bottom:1px solid transparent;transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:24px;padding-top:12px;padding-bottom:12px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;position:relative;flex:0 0 auto;border-radius:10px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;transform:rotate(45deg);
  border:1.5px solid rgba(255,255,255,.85);border-radius:3px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.08em;}
.header-search{flex:1 1 auto;max-width:520px;margin:0 auto;}
.nav-search{
  position:relative;display:flex;align-items:center;height:48px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:0 6px 0 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:hover{border-color:var(--brand-300);}
.nav-search:focus-within{border-color:var(--brand-300);box-shadow:0 0 0 2px var(--accent);}
.nav-search .search-icon{display:flex;color:var(--brand);flex:0 0 auto;}
.nav-search input{
  flex:1 1 auto;border:0;outline:0;background:transparent;height:44px;
  padding:0 10px;font-size:14.5px;color:var(--text);
}
.nav-search input::placeholder{color:var(--muted);}
.search-submit{
  width:36px;height:36px;flex:0 0 auto;border-radius:50%;border:0;cursor:pointer;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  transition:background .2s ease,transform .2s ease;
}
.search-submit:hover{background:var(--brand-700);transform:translateY(-1px);}
.hot-words{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.hot-words a{
  font-size:12px;letter-spacing:.04em;padding:3px 10px;border-radius:var(--radius-pill);
  background:var(--brand-50);color:var(--brand);
}
.hot-words a:hover{background:var(--brand-300);color:#fff;}
.nav-links{display:flex;align-items:center;gap:20px;font-size:14.5px;font-weight:500;flex:0 0 auto;}
.nav-links a:not(.btn){color:var(--text-2);position:relative;padding:6px 0;white-space:nowrap;}
.nav-links a:not(.btn):hover{color:var(--brand);}
.nav-links a.is-active{color:var(--brand);font-weight:600;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-cta{padding:11px 20px;font-size:14px;}
.header-tools{display:none;align-items:center;gap:8px;margin-left:auto;}
.tool-btn{
  width:42px;height:42px;border-radius:var(--radius-btn);border:1px solid var(--line);
  background:#fff;color:var(--brand);display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.tool-btn:hover{background:var(--brand-50);border-color:var(--brand-300);}
.mobile-search{display:none;padding:0 0 14px;}
.mobile-search.is-open{display:block;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(31,27,26,.45);z-index:90;opacity:0;
  transition:opacity .25s ease;
}
.drawer-mask.is-open{opacity:1;}
.drawer{
  position:fixed;top:0;right:0;width:330px;max-width:88vw;height:100%;background:#fff;z-index:100;
  transform:translateX(102%);transition:transform .28s ease;padding:24px 22px 40px;overflow-y:auto;
  box-shadow:-8px 0 32px rgba(31,27,26,.14);
}
.drawer.is-open{transform:translateX(0);}
.drawer-brand{margin-bottom:20px;}
.drawer h5{font-size:12px;letter-spacing:.14em;color:var(--muted);margin:24px 0 12px;text-transform:uppercase;font-family:var(--sans);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{color:var(--text-2);padding:11px 0;border-bottom:1px solid var(--line);font-size:15px;}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer .btn{width:100%;margin-top:20px;}
.drawer-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--text-2);cursor:pointer;display:flex;align-items:center;justify-content:center;
}
/* 横幅 */
.page-banner{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg) 0%,var(--brand-50) 100%);}
.banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.15;mix-blend-mode:multiply;
}
.banner-inner{position:relative;padding:64px 24px 56px;}
.page-banner h1{
  font-size:clamp(28px,3.6vw,42px);line-height:1.28;margin:10px 0 16px;max-width:820px;
}
.banner-sub{font-size:17px;line-height:1.8;color:var(--text-2);max-width:680px;}
.banner-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;font-size:13.5px;color:var(--muted);}
.banner-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--brand-300);display:inline-block;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);
  padding-top:20px;padding-bottom:20px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .current{color:var(--text-2);}
.breadcrumb .sep{color:var(--brand-300);}
/* 概述 */
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.intro-copy p + p{margin-top:18px;}
.intro-figure{
  border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);
  background:var(--sand);
}
.intro-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
.intro-figure:hover img{transform:scale(1.03);}
.intro-figure figcaption{font-size:12.5px;color:var(--muted);padding:12px 16px;background:#fff;border-top:1px solid var(--line);}
.intro-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:26px;}
.intro-point{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:16px 18px;
  box-shadow:var(--shadow-1);
}
.intro-point strong{display:block;font-size:15px;color:var(--ink);font-weight:600;margin-bottom:4px;}
.intro-point span{font-size:13.5px;color:var(--muted);line-height:1.7;}
/* 指标带 */
.kpi-band{background:var(--sand);}
.kpi-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 22px;
  box-shadow:var(--shadow-1);height:100%;transition:box-shadow .26s ease,transform .26s ease;
}
.kpi-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.kpi-num{
  font-family:var(--serif);font-size:32px;font-weight:700;color:var(--brand);line-height:1.2;
  display:flex;align-items:baseline;gap:6px;
}
.kpi-num small{font-size:14px;font-family:var(--sans);color:var(--muted);font-weight:500;}
.kpi-card p{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.75;}
/* 场景 */
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 22px;
  height:100%;box-shadow:var(--shadow-1);transition:box-shadow .26s ease,transform .26s ease,border-color .26s ease;
  display:flex;flex-direction:column;gap:12px;
}
.scene-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:var(--brand-300);}
.scene-index{
  font-family:var(--serif);font-size:15px;color:var(--brand);letter-spacing:.08em;font-weight:700;
}
.scene-card h3{font-family:var(--sans);font-size:18px;font-weight:600;line-height:1.5;}
.scene-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;flex:1 1 auto;}
/* 时间轴 */
.timeline{
  list-style:none;margin:0;padding:0;position:relative;
  display:grid;grid-template-columns:1fr 1fr;column-gap:72px;row-gap:36px;
}
.timeline::before{
  content:"";position:absolute;left:50%;top:10px;bottom:10px;width:2px;background:var(--line);
  transform:translateX(-1px);
}
.tl-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 24px 22px;box-shadow:var(--shadow-1);
  transition:box-shadow .26s ease,transform .26s ease;
}
.tl-item:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.tl-item:nth-child(odd){grid-column:1;}
.tl-item:nth-child(even){grid-column:2;}
.tl-item::after{
  content:"";position:absolute;top:34px;width:12px;height:12px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 0 4px var(--bg);
}
.tl-item:nth-child(odd)::after{right:-42px;}
.tl-item:nth-child(even)::after{left:-42px;}
.tl-date{font-size:13px;color:var(--brand);font-weight:600;letter-spacing:.04em;display:block;margin-bottom:8px;}
.tl-item h3{font-family:var(--sans);font-size:19px;font-weight:600;line-height:1.5;margin-bottom:10px;}
.tl-item p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:14px;}
.tl-item .text-link{font-size:13.5px;}
/* 表格 */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--radius-card);overflow-x:auto;background:#fff;
  box-shadow:var(--shadow-1);
}
.spec-table{width:100%;border-collapse:collapse;min-width:620px;font-size:15px;}
.spec-table th,.spec-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);}
.spec-table thead th{
  background:var(--brand-50);color:var(--ink);font-weight:600;font-size:13.5px;letter-spacing:.06em;
  white-space:nowrap;
}
.spec-table tbody td{color:var(--text-2);}
.spec-table tbody tr:hover{background:#FAF7F5;}
.spec-table tbody tr:last-child td{border-bottom:0;}
.spec-table td:first-child{color:var(--ink);font-weight:600;white-space:nowrap;}
/* FAQ */
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{border-bottom:1px solid var(--line);background:transparent;}
.accordion-title{
  display:block;border:0;padding:20px 46px 20px 0;font-size:17px;font-weight:600;
  color:var(--ink);font-family:var(--sans);position:relative;background:transparent;line-height:1.6;
}
.accordion-title::before{display:none!important;}
.accordion-title::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:22px;height:22px;line-height:20px;text-align:center;border-radius:50%;
  border:1px solid var(--brand-300);color:var(--brand);font-size:14px;background:#fff;
}
.accordion-item.is-active .accordion-title::after{
  content:"−";background:var(--brand);border-color:var(--brand);color:#fff;
}
.accordion-content{
  padding:0 46px 18px 0;border:0;background:transparent;color:var(--text-2);
  font-size:15px;line-height:1.85;
}
.faq-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;
  box-shadow:var(--shadow-1);position:sticky;top:110px;
}
.faq-aside h3{font-family:var(--sans);font-size:17px;font-weight:600;margin-bottom:10px;}
.faq-aside p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:18px;}
/* CTA 卡片 */
.cta-card{
  background:linear-gradient(135deg,var(--brand-50) 0%,#fff 68%);
  border:1px solid var(--brand-300);border-radius:var(--radius-card);
  padding:40px 40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-1);
}
.cta-card-text h2{font-size:clamp(22px,2.4vw,28px);line-height:1.4;margin-bottom:10px;}
.cta-card-text p{font-size:15px;color:var(--text-2);max-width:520px;}
.cta-card-actions{display:flex;flex-wrap:wrap;gap:14px;}
/* 页脚 */
.site-footer{background:var(--ink);color:#CFC7C2;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#9A918C;}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:18px;color:#B6ADA8;}
.footer-contact{font-size:13.5px;color:#948B86;}
.footer-col h4{
  font-family:var(--sans);font-size:13px;letter-spacing:.14em;color:#fff;margin-bottom:16px;
  text-transform:uppercase;font-weight:600;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#B6ADA8;font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:#8E8580;
}
/* 响应式 */
@media (max-width:1023px){
  .header-search,.nav-links{display:none;}
  .header-tools{display:flex;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:36px;}
  .faq-aside{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:768px){
  .timeline{grid-template-columns:1fr;column-gap:0;row-gap:22px;padding-left:28px;}
  .timeline::before{left:6px;transform:none;}
  .tl-item:nth-child(odd),.tl-item:nth-child(even){grid-column:1;}
  .tl-item:nth-child(odd)::after,.tl-item:nth-child(even)::after{left:-28px;right:auto;top:30px;}
  .cta-card{padding:28px 24px;}
  .intro-points{grid-template-columns:1fr;}
  .banner-inner{padding:48px 16px 44px;}
  .section{padding:56px 0;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text em{display:none;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .btn{padding:13px 22px;font-size:14.5px;}
  .cta-card-actions{width:100%;}
  .cta-card-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .spec-table th,.spec-table td{padding:14px 16px;font-size:14px;}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --brand:#6B2B4C;
  --brand-700:#53203A;
  --brand-50:#F7EFF3;
  --brand-300:#C9A2B7;
  --accent:#2F6B5E;
  --accent-50:#E9F2EF;
  --bg:#F8F5F2;
  --surface:#FFFFFF;
  --sand:#F2EBE3;
  --ink:#1F1B1A;
  --ink-2:#4A4340;
  --muted:#7A706B;
  --line:#E6DFD8;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,27,26,.04),0 8px 24px rgba(31,27,26,.05);
  --shadow-2:0 12px 32px rgba(31,27,26,.10);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:88px;
}
/* ============ reset & base ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;font-weight:700;line-height:1.35}
p{margin:0 0 var(--sp-4)}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--sand{background:var(--sand)}
.section--tint{background:var(--brand-50)}
.section--tight{padding:64px 0}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.08em;color:var(--brand);
  font-weight:600;text-transform:uppercase;margin-bottom:var(--sp-3);
}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);margin-bottom:var(--sp-7)}
.section-head h2{font-size:clamp(24px,2.8vw,34px)}
.section-head p{max-width:520px;color:var(--muted);font-size:15px;margin:0}
.rule-title{position:relative;padding-left:14px}
.rule-title::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;background:var(--brand);border-radius:2px}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);font-size:15px}
.link-arrow span{transition:transform .2s ease}
.link-arrow:hover span{transform:translateX(3px)}
/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--bg);
  border-bottom:1px solid transparent;transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(31,27,26,.06)}
.header-inner{display:flex;align-items:center;gap:var(--sp-5);min-height:76px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:26px;height:26px;flex-shrink:0;background:var(--brand);
  clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;background:var(--bg);clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-family:var(--serif);font-size:18px;color:var(--ink);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.06em}
.nav-search{
  position:relative;display:flex;align-items:center;flex:1 1 44%;max-width:520px;
  height:48px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:0 6px 0 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:hover{border-color:var(--brand-300)}
.nav-search:focus-within{border-color:var(--brand-300);box-shadow:0 0 0 2px var(--accent-50)}
.nav-search svg{width:18px;height:18px;stroke:var(--brand);stroke-width:1.75;fill:none}
.nav-search input{
  flex:1;border:0;background:transparent;height:44px;padding:0 10px;color:var(--ink);
  font-size:14.5px;outline:none;
}
.nav-search input::placeholder{color:var(--muted)}
.search-submit{
  width:36px;height:36px;flex-shrink:0;border:0;border-radius:50%;background:var(--brand);
  display:flex;align-items:center;justify-content:center;transition:background .2s ease;
}
.search-submit:hover{background:var(--brand-700)}
.search-submit svg{width:16px;height:16px;stroke:#fff;stroke-width:2;fill:none}
.nav-links{display:flex;align-items:center;gap:var(--sp-4);margin-left:auto;flex-wrap:nowrap}
.nav-links a{font-size:14.5px;color:var(--ink-2);white-space:nowrap;padding:4px 0;border-bottom:1px solid transparent}
.nav-links a:hover{color:var(--brand);border-bottom-color:var(--brand)}
.nav-links a.is-active{color:var(--brand);font-weight:600;border-bottom-color:var(--brand)}
.nav-links .nav-cta{color:#fff;padding:11px 20px;font-size:14px}
.nav-links .nav-cta:hover{color:#fff;border-bottom-color:transparent}
.nav-mobile-actions{display:none;align-items:center;gap:var(--sp-2);margin-left:auto}
.icon-btn{
  width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-btn);
  display:flex;align-items:center;justify-content:center;
}
.icon-btn svg{width:20px;height:20px;stroke:var(--ink-2);stroke-width:1.6;fill:none}
.mobile-search{display:none;padding:0 0 14px}
.mobile-search.is-open{display:block}
.mobile-search form{display:flex;align-items:center;height:48px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);padding:0 6px 0 14px}
.mobile-search input{flex:1;border:0;background:transparent;height:42px;padding:0 8px;outline:none}
.nav-overlay{
  position:fixed;inset:0;background:rgba(31,27,26,.45);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.nav-overlay.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);background:#fff;z-index:80;
  transform:translateX(100%);transition:transform .3s ease;padding:var(--sp-5);
  overflow-y:auto;box-shadow:-12px 0 32px rgba(31,27,26,.12);
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--sp-5)}
.drawer-links{display:flex;flex-direction:column;gap:2px;margin-bottom:var(--sp-5)}
.drawer-links a{padding:12px 4px;border-bottom:1px solid var(--line);color:var(--ink-2);font-size:15px}
.drawer-links a.is-active{color:var(--brand);font-weight:600}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff}
.drawer-close svg{width:18px;height:18px;stroke:var(--ink-2);stroke-width:1.7;fill:none}
/* ============ 页面横幅 ============ */
.page-banner{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg) 0%,var(--brand-50) 100%)}
.banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center right;
  opacity:.16;filter:saturate(.85);
}
.banner-inner{position:relative;padding:64px 24px 56px;max-width:820px}
.page-banner h1{font-size:clamp(28px,4vw,44px);line-height:1.25;margin-bottom:var(--sp-4)}
.page-banner p{color:var(--ink-2);font-size:17px;max-width:600px;margin:0}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:16px 24px 0;flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb em{font-style:normal;color:var(--ink-2)}
/* ============ 说明文字块 ============ */
.intro-block{max-width:760px}
.intro-block p{color:var(--ink-2);font-size:16.5px}
.intro-block .intro-lead{font-size:19px;color:var(--ink);font-family:var(--serif);line-height:1.7}
/* ============ 数据带 ============ */
.kpi-band{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:var(--sp-6) var(--sp-5);box-shadow:var(--shadow-1);
}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-5)}
.kpi-item{border-left:1px solid var(--line);padding-left:var(--sp-5)}
.kpi-item:first-child{border-left:0;padding-left:0}
.kpi-num{font-family:var(--serif);font-size:32px;font-weight:700;color:var(--brand);line-height:1.15}
.kpi-num small{font-size:15px;font-weight:600;color:var(--ink-2);margin-left:4px}
.kpi-label{font-size:13.5px;color:var(--muted);margin-top:6px}
/* ============ 图片砖墙 ============ */
.brick-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.brick{
  position:relative;overflow:hidden;border-radius:var(--radius-img);
  border:1px solid var(--line);background:var(--sand);box-shadow:var(--shadow-1);
  transition:box-shadow .26s ease,transform .26s ease;
}
.brick:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.brick--tall{aspect-ratio:3/4}
.brick--mid{aspect-ratio:4/3}
.brick--wide{aspect-ratio:16/10}
.brick--square{aspect-ratio:1/1}
.brick img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.brick:hover img{transform:scale(1.04)}
.brick-tag{
  position:absolute;top:14px;left:14px;z-index:2;background:rgba(255,255,255,.94);
  color:var(--brand);font-size:12px;letter-spacing:.06em;font-weight:600;
  padding:6px 12px;border-radius:var(--radius-pill);
}
.brick-veil{
  position:absolute;inset:auto 0 0 0;padding:22px 20px 20px;z-index:2;
  background:linear-gradient(180deg,rgba(31,27,26,0) 0%,rgba(31,27,26,.62) 42%,rgba(31,27,26,.72) 100%);
  transform:translateY(6px);transition:transform .3s ease;
}
.brick:hover .brick-veil{transform:translateY(0)}
.brick-veil h3{color:#fff;font-family:var(--sans);font-size:18px;font-weight:600;line-height:1.5;margin-bottom:6px}
.brick-veil p{color:rgba(255,255,255,.82);font-size:13.5px;margin:0;line-height:1.7}
.brick-meta{
  display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.72);
  letter-spacing:.04em;
}
/* ============ 交付明细（细边表格感） ============ */
.detail-table{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.detail-row{display:grid;grid-template-columns:1.1fr 1.4fr 1fr 1fr;gap:var(--sp-5);padding:18px 24px;border-bottom:1px solid var(--line);align-items:center}
.detail-row:last-child{border-bottom:0}
.detail-row:hover{background:#FAF7F5}
.detail-head{background:var(--brand-50);font-size:13px;letter-spacing:.06em;color:var(--brand);font-weight:600}
.detail-row strong{font-size:15.5px;font-weight:600;color:var(--ink)}
.detail-row span{font-size:14px;color:var(--ink-2)}
.detail-row .detail-num{font-family:var(--serif);font-size:18px;color:var(--accent);font-weight:700}
/* ============ 标签云 ============ */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px}
.chip{
  display:inline-flex;align-items:center;padding:9px 18px;border-radius:var(--radius-pill);
  font-size:13.5px;color:var(--brand);background:var(--brand-50);border:1px solid transparent;
  transition:transform .2s ease,background .2s ease;
}
.chip:nth-child(even){color:var(--accent);background:var(--accent-50)}
.chip:hover{transform:translateY(-2px);color:var(--brand-700);background:#fff;border-color:var(--brand-300)}
/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.case-faq{border:0;background:transparent;margin:0}
.case-faq .accordion-item{border:0;background:transparent}
.case-faq .accordion-title{
  position:relative;display:flex;align-items:flex-start;gap:14px;padding:22px 0;
  font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);
  font-family:var(--sans);line-height:1.6;
}
.case-faq .accordion-title::before{display:none}
.case-faq .accordion-title::after{display:none}
.case-faq .accordion-title:hover,.case-faq .accordion-title:focus{background:transparent;color:var(--brand)}
.case-faq .accordion-content{border:0;padding:0 0 0 36px;background:transparent}
.case-faq .accordion-content p{color:var(--ink-2);font-size:15px;line-height:1.85;padding:14px 0 20px;border-bottom:1px solid var(--line);margin:0}
.faq-mark{
  position:relative;width:22px;height:22px;flex-shrink:0;border-radius:50%;
  border:1.5px solid var(--brand);margin-top:2px;transition:background .2s ease;
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;background:var(--brand);transition:transform .2s ease,opacity .2s ease;
}
.faq-mark::before{left:5px;right:5px;top:50%;height:1.5px;transform:translateY(-50%)}
.faq-mark::after{top:5px;bottom:5px;left:50%;width:1.5px;transform:translateX(-50%)}
.accordion-title[aria-expanded="true"] .faq-mark{background:var(--brand)}
.accordion-title[aria-expanded="true"] .faq-mark::before{background:#fff}
.accordion-title[aria-expanded="true"] .faq-mark::after{opacity:0}
/* ============ 横向单行 CTA ============ */
.inline-cta{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:var(--radius-card);padding:26px 28px;box-shadow:var(--shadow-1);
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-5);flex-wrap:wrap;
}
.inline-cta p{margin:0;font-size:17px;color:var(--ink);font-family:var(--serif);font-weight:700}
.inline-cta small{display:block;font-family:var(--sans);font-weight:400;font-size:13.5px;color:var(--muted);margin-top:6px;letter-spacing:0}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#CFC7C3;padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--sp-6)}
.site-footer .brand-text strong{color:#fff}
.site-footer .brand-text em{color:#9C938E}
.site-footer .brand-mark{background:var(--brand-300)}
.site-footer .brand-mark::after{background:var(--ink)}
.footer-brand p{font-size:14px;color:#9C938E;line-height:1.85;margin:16px 0 0;max-width:320px}
.footer-contact{color:#CFC7C3 !important;font-size:13.5px !important;line-height:2 !important}
.footer-col h4{font-family:var(--sans);font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#9C938E}
.footer-col a:hover{color:var(--brand-300)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:var(--sp-4);flex-wrap:wrap;
  margin-top:var(--sp-7);padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8A817C;
}
/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .nav-search{display:none}
  .nav-links{display:none}
  .nav-mobile-actions{display:flex}
  .header-inner{min-height:68px}
  .section{padding:64px 0}
  .banner-inner{padding:52px 24px 44px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-6)}
  .kpi{grid-template-columns:repeat(2,1fr);gap:var(--sp-5) var(--sp-4)}
  .kpi-item:nth-child(odd){border-left:0;padding-left:0}
  .detail-row{grid-template-columns:1fr 1fr;gap:10px var(--sp-4);padding:16px 20px}
  .detail-head{display:none}
}
@media screen and (max-width:639px){
  .container{padding:0 16px}
  .breadcrumb{padding:14px 16px 0}
  .section{padding:48px 0}
  .section-head{margin-bottom:var(--sp-6)}
  .brick-wall{grid-template-columns:1fr;gap:16px}
  .brick--tall,.brick--mid,.brick--wide,.brick--square{aspect-ratio:4/3}
  .kpi{grid-template-columns:1fr 1fr}
  .kpi-num{font-size:26px}
  .detail-row{grid-template-columns:1fr}
  .detail-row strong{font-size:16px}
  .inline-cta{padding:22px 20px;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:var(--sp-6)}
  .footer-bottom{flex-direction:column;gap:8px}
  .page-banner h1{font-size:26px}
}