/* roulang page: index */
:root{
  --brand:#245E54;
  --brand-dark:#173F38;
  --brand-light:#3F8B7C;
  --accent:#D97A45;
  --accent-dark:#C1663A;
  --accent-light:#F2C9A8;
  --paper:#F6F3EC;
  --card:#FFFFFF;
  --sub:#EDE8DE;
  --line:#DCD6C9;
  --ink:#1C2321;
  --ink-2:#5A6560;
  --ink-3:#8A938E;
  --ok:#3F8B7C;
  --err:#C0503B;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --shadow:0 1px 2px rgba(28,35,33,.04),0 8px 24px rgba(28,35,33,.06);
  --shadow-hover:0 10px 28px rgba(28,35,33,.10);
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --mono:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,monospace;
}
*,*::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(--paper);
  -webkit-font-smoothing:antialiased;
}
body.is-locked{overflow:hidden}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.35;margin:0;color:var(--ink);letter-spacing:.01em}
h1{font-size:28px}
h2{font-size:22px}
h3{font-size:17px}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
a{color:var(--brand);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--accent)}
img{max-width:100%;display:block;height:auto;border-radius:var(--r-img)}
figure{margin:0}
ul,ol{padding-left:0;margin:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){ .container{padding:0 32px} }

/* ---------- 顶部信息条 ---------- */
.topbar{display:none;background:var(--brand-dark);color:#CFDED8;font-size:13px;line-height:34px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
.topbar-inner span{display:inline-flex;align-items:center;gap:8px}
.topbar i{color:var(--accent-light)}
@media (min-width:1024px){ .topbar{display:block} }

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.98);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 18px rgba(28,35,33,.06)}
.nav-wrap{
  display:grid;grid-template-columns:44px 1fr 44px;align-items:center;
  min-height:64px;gap:12px;
}
.nav-links{display:none}
.nav-links--left{justify-content:flex-start;align-items:center;gap:28px}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:20px}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:var(--ink);white-space:nowrap;
}
.nav-link:hover{color:var(--brand)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.brand{display:flex;align-items:center;gap:10px;justify-self:center}
.brand-seal{
  width:38px;height:38px;flex:0 0 38px;border-radius:8px;
  background:var(--brand);color:#fff;font-family:var(--serif);
  font-size:20px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:15px;font-weight:700;letter-spacing:.05em;color:var(--brand-dark)}
.brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:.08em}
.nav-toggle{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--brand-dark);grid-column:3;justify-self:end;
}
.nav-toggle:hover{border-color:var(--brand-light);color:var(--brand)}
@media (min-width:1024px){
  .nav-wrap{grid-template-columns:1fr auto 1fr;min-height:78px;gap:24px}
  .nav-links{display:flex}
  .nav-links--right{display:flex;align-items:center;gap:24px}
  .nav-toggle{display:none}
}
.mobile-drawer{
  position:fixed;left:0;right:0;top:64px;bottom:0;z-index:70;
  background:#fff;border-top:1px solid var(--line);
  display:flex;flex-direction:column;
  transform:translateX(-100%);transition:transform .26s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-link{
  display:flex;align-items:center;height:52px;padding:0 20px;
  font-size:17px;color:var(--ink);border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand);font-weight:600;background:#F1F5F2}
.drawer-link:hover{color:var(--brand)}
.drawer-foot{margin-top:auto;padding:20px;border-top:1px solid var(--line);background:var(--paper)}
.drawer-foot .btn{width:100%}
@media (min-width:1024px){ .mobile-drawer{display:none} }

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:#E4EDEA;color:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{background:transparent;border-color:rgba(246,243,236,.55);color:#F6F3EC}
.btn-ghost:hover{background:rgba(246,243,236,.14);border-color:#F6F3EC;color:#fff}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:12px;line-height:1.6;font-weight:500;
  background:var(--accent-light);color:#7A3F1D;
}
.badge-soft{background:#E4EDEA;color:var(--brand-dark)}
.badge-line{background:transparent;border:1px solid var(--brand-light);color:var(--brand)}

/* ---------- Hero ---------- */
.hero{
  position:relative;display:flex;align-items:center;
  min-height:440px;color:#fff;background-color:var(--brand-dark);
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{content:"";position:absolute;inset:0;background:rgba(23,63,56,.78)}
.hero-inner{position:relative;z-index:2;max-width:640px;padding:64px 0}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--accent-light);
  margin:0 0 18px;text-transform:none;
}
.hero h1{color:#fff;font-size:28px;line-height:1.42;margin-bottom:18px}
.hero-sub{color:rgba(246,243,236,.86);font-size:16px;line-height:1.9;max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-badges .badge{background:rgba(246,243,236,.12);color:#EAF1EE;border:1px solid rgba(246,243,236,.28)}
@media (min-width:1024px){
  .hero{min-height:600px}
  .hero h1{font-size:42px;line-height:1.32}
  .hero-inner{padding:80px 0}
}

/* ---------- 板块骨架 ---------- */
.section{padding:56px 0}
.section--white{background:#fff}
.section--sub{background:var(--sub)}
@media (min-width:768px){ .section{padding:72px 0} }
@media (min-width:1024px){ .section{padding:96px 0} }
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:36px;
}
.section-title{position:relative;padding-left:16px;font-size:22px}
.section-title::before{
  content:"";position:absolute;left:0;top:.32em;
  width:3px;height:18px;background:var(--brand);border-radius:2px;
}
@media (min-width:1024px){ .section-title{font-size:30px} .section-title::before{height:24px} }
.section-desc{margin-top:12px;font-size:15px;color:var(--ink-2);max-width:660px}
.section-more{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.section-more:hover{color:var(--accent)}

/* ---------- 指标看板 ---------- */
.metrics{
  display:grid;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  grid-template-columns:1fr;
}
@media (min-width:640px){ .metrics{grid-template-columns:1fr 1fr} }
@media (min-width:1024px){ .metrics{grid-template-columns:repeat(4,1fr)} }
.metric{background:#fff;padding:28px 24px}
.metric-top{width:36px;height:3px;border-radius:2px;background:var(--brand);margin-bottom:22px}
.metric-num{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:40px;line-height:1;color:var(--brand-dark);font-weight:700;
}
.metric-num .unit{font-size:16px;font-weight:600;margin-left:6px;color:var(--ink-2);font-family:var(--sans)}
.metric--accent .metric-num{color:var(--accent)}
.metric-desc{margin:14px 0 0;font-size:14px;color:var(--ink-2);line-height:1.7}
@media (min-width:1024px){ .metric-num{font-size:52px} }

/* ---------- 服务矩阵 ---------- */
.svc-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){
  .svc-grid{grid-template-columns:1fr 1fr;gap:28px}
  .svc-grid .svc-card:nth-child(2){margin-top:30px}
}
.svc-card{
  display:grid;grid-template-columns:auto 1fr;gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.svc-card:hover{box-shadow:var(--shadow-hover);border-color:#C9CFC9;transform:translateY(-2px)}
.svc-index{
  font-family:var(--mono);font-size:40px;line-height:1;font-weight:700;
  color:var(--brand);background:#E4EDEA;border-radius:10px;
  padding:10px 12px;align-self:start;
}
.svc-body{min-width:0}
.svc-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:12px}
.svc-top h3{font-size:19px}
.svc-thumb{
  width:88px;height:88px;flex:0 0 88px;object-fit:cover;
  border-radius:var(--r-img);border:1px solid var(--line);
}
@media (max-width:639px){ .svc-thumb{display:none} }
.svc-text{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:16px}
.svc-list{margin-bottom:18px}
.svc-list li{position:relative;padding-left:18px;font-size:15px;color:var(--ink-2);line-height:2}
.svc-list li::before{
  content:"";position:absolute;left:0;top:.82em;
  width:6px;height:6px;border-radius:50%;background:var(--brand-light);
}
.svc-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:640px){ .news-grid{grid-template-columns:1fr 1fr} }
@media (min-width:1024px){ .news-grid{grid-template-columns:repeat(4,1fr)} }
.news-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow);transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.news-card:hover{box-shadow:var(--shadow-hover);border-color:#C9CFC9;transform:translateY(-2px)}
.news-figure{aspect-ratio:16 / 10;overflow:hidden;background:var(--sub)}
.news-figure img{width:100%;height:100%;object-fit:cover;border-radius:0}
.news-body{display:flex;flex-direction:column;gap:10px;padding:18px;flex:1}
.news-title{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:var(--ink)}
.news-title a:hover{color:var(--brand)}
.news-summary{
  font-size:14px;line-height:1.8;color:var(--ink-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);
}
.news-meta time{font-family:var(--mono);font-variant-numeric:tabular-nums}
.news-link{font-size:13px;font-weight:600;color:var(--brand)}
.empty-state{
  grid-column:1 / -1;min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  color:var(--ink-2);font-size:14px;text-align:center;padding:28px;
}
.empty-state i{font-size:26px;color:var(--brand-light)}

/* ---------- 结果对比 ---------- */
.compare{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow);
}
.compare-row{padding:20px 0;border-bottom:1px solid var(--line)}
.compare-row:last-child{border-bottom:0;padding-bottom:0}
.compare-row:first-child{padding-top:0}
.compare-label{font-size:15px;font-weight:600;margin-bottom:14px;font-family:var(--serif)}
.bar-line{display:grid;grid-template-columns:56px 1fr 92px;align-items:center;gap:14px;margin-bottom:10px}
.bar-line:last-child{margin-bottom:0}
.bar-tag{font-size:13px;color:var(--ink-3)}
.bar-track{height:10px;background:var(--sub);border-radius:999px;overflow:hidden}
.bar-fill{height:100%;border-radius:999px;transition:width .5s ease}
.bar-fill.is-before{background:#B7C2BC}
.bar-fill.is-after{background:var(--brand)}
.bar-value{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:14px;text-align:right;color:var(--ink);
}

/* ---------- 客户反馈 ---------- */
.voices{
  position:relative;color:#F6F3EC;
  background-color:var(--brand-dark);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.voices::before{content:"";position:absolute;inset:0;background:rgba(23,63,56,.86)}
.voices .container{position:relative;z-index:2}
.voices .section-title{color:#fff}
.voices .section-title::before{background:var(--accent)}
.voices .section-desc{color:rgba(246,243,236,.78)}
.voice-grid{display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:768px){ .voice-grid{grid-template-columns:1fr 1fr} }
@media (min-width:1024px){ .voice-grid{grid-template-columns:repeat(3,1fr)} }
.voice-card{
  background:rgba(246,243,236,.07);border:1px solid rgba(246,243,236,.2);
  border-radius:var(--r-card);padding:26px;
}
.voice-card p{font-size:15px;line-height:1.9;color:rgba(246,243,236,.92)}
.voice-who{
  display:flex;align-items:center;gap:10px;margin-top:20px;padding-top:16px;
  border-top:1px solid rgba(246,243,236,.18);font-size:13px;color:rgba(246,243,236,.72);
}
.voice-who i{color:var(--accent-light)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:1024px){ .faq-layout{grid-template-columns:4fr 8fr;gap:56px} }
.faq-aside{align-self:start}
@media (min-width:1024px){ .faq-aside{position:sticky;top:120px} }
.faq-aside .btn{margin-top:20px}
.faq-accordion{border:0;background:transparent}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;
}
.faq-accordion .accordion-title{
  position:relative;display:block;
  padding:18px 56px 18px 20px;
  font-size:17px;font-weight:600;color:var(--ink);
  font-family:var(--sans);background:#fff;border:0;
}
.faq-accordion .accordion-title:hover{color:var(--brand)}
.faq-accordion .accordion-title::before,
.faq-accordion .accordion-title::after{
  content:"";position:absolute;background:var(--brand);border:0;margin:0;
  transition:transform .2s ease;
}
.faq-accordion .accordion-title::before{right:22px;top:50%;width:12px;height:2px;transform:translateY(-50%)}
.faq-accordion .accordion-title::after{right:27px;top:50%;width:2px;height:12px;transform:translateY(-50%)}
.faq-accordion .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) scaleY(0)}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--brand-dark)}
.faq-accordion .accordion-content{
  padding:0 20px 20px;background:var(--sub);border:0;
  font-size:16px;line-height:1.85;color:var(--ink-2);
}
.faq-accordion .accordion-content p{margin:0}

/* ---------- 表单 ---------- */
.form-layout{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:1024px){ .form-layout{grid-template-columns:6fr 6fr;gap:48px} }
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:8px}
.req{color:var(--err);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-input);
  font-size:15px;transition:border-color .15s ease;
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.8;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);outline:2px solid var(--accent);outline-offset:2px;
}
.field-hint{font-size:13px;color:var(--ink-3);margin-top:8px}
.form-note{font-size:13px;color:var(--ink-3);margin-top:14px}
.trust-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-2);
}
.trust-list li:last-child{border-bottom:0}
.trust-list i{color:var(--brand-light);margin-top:5px}
.contact-box{
  margin-top:24px;padding:20px;border-radius:var(--r-card);
  background:var(--paper);border:1px solid var(--line);
}
.contact-box dl{margin:0;font-size:14px;color:var(--ink-2)}
.contact-box dt{font-size:13px;color:var(--ink-3);margin-bottom:4px}
.contact-box dd{margin:0 0 14px;font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--ink);font-size:15px}
.contact-box dd:last-child{margin-bottom:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-dark);color:#D5E2DD;font-size:14px;padding-top:56px}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:640px){ .footer-grid{grid-template-columns:1fr 1fr} }
@media (min-width:1024px){ .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px} }
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-seal{background:var(--accent);color:#fff}
.footer-brand-text{font-size:16px;font-weight:700;color:#fff;font-family:var(--serif)}
.footer-text{color:#B9CBC5;line-height:1.9;font-size:14px;margin:0}
.footer-title{font-size:15px;color:#fff;margin-bottom:16px;font-family:var(--serif)}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#C4D5CF;font-size:14px}
.footer-links a:hover{color:#fff}
.footer-contact li{color:#B9CBC5;margin-bottom:10px;font-size:14px;display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--accent-light);margin-top:5px}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(246,243,236,.16);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#9FB3AD;
}
.footer-bottom a{color:#9FB3AD}
.footer-bottom a:hover{color:#fff}

/* 云纹装饰 */
.cloud-deco{
  position:absolute;inset:0;pointer-events:none;overflow:hidden;
}
.cloud-deco svg{position:absolute;right:-40px;top:20px;width:420px;opacity:.07}
.section-rel{position:relative}

/* roulang page: category1 */
:root{
  --green:#245E54;
  --green-dark:#173F38;
  --green-light:#3F8B7C;
  --accent:#D97A45;
  --accent-dark:#C1663A;
  --accent-light:#F2C9A8;
  --paper:#F6F3EC;
  --card:#FFFFFF;
  --section:#EDE8DE;
  --line:#DCD6C9;
  --text:#1C2321;
  --text-2:#5A6560;
  --text-3:#8A938E;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --shadow-sm:0 1px 2px rgba(28,35,33,.04),0 8px 24px rgba(28,35,33,.06);
  --shadow-hover:0 10px 28px rgba(28,35,33,.10);
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --mono:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green);text-decoration:none;transition:color .15s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--text);margin:0;}
h1{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:.4px;}
h2{font-size:22px;line-height:1.45;font-weight:700;margin:2em 0 .8em;}
h3{font-size:17px;line-height:1.5;font-weight:700;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.section{padding:56px 0;}
.section--tight{padding-top:40px;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{margin:0 0 10px;position:relative;padding-left:16px;}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:3px;height:18px;
  background:var(--green);
  border-radius:2px;
}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:1.5px;
  color:var(--green-light);
  text-transform:uppercase;
  margin-bottom:10px;
}
/* ---------- 顶部信息条 ---------- */
.topbar{
  display:none;
  height:34px;
  background:var(--green-dark);
  color:var(--paper);
  font-size:13px;
}
.topbar-inner{
  height:34px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.topbar-inner span i{margin-right:6px;color:var(--accent-light);}
/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,243,236,.96);
  transition:box-shadow .2s ease,border-color .2s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px rgba(28,35,33,.06);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:72px;
}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links--left{justify-content:flex-start;}
.nav-links--right{justify-content:flex-end;gap:20px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link:hover{color:var(--green-light);}
.nav-link.is-active{color:var(--green);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-seal{
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  background:var(--green);
  color:#fff;
  border-radius:9px;
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{
  font-family:var(--mono);
  font-size:17px;
  font-weight:600;
  letter-spacing:.6px;
  color:var(--green-dark);
}
.brand-sub{font-size:12px;color:var(--text-3);letter-spacing:1px;}
.nav-right{display:flex;align-items:center;gap:16px;justify-content:flex-end;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--green);
  font-size:18px;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--green-light);color:var(--green-light);}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--green);color:var(--green);}
.btn-outline:hover{background:rgba(63,139,124,.10);border-color:var(--green-light);color:var(--green);}
.btn-ghost{background:transparent;border-color:rgba(246,243,236,.55);color:#F6F3EC;}
.btn-ghost:hover{background:rgba(246,243,236,.14);color:#fff;border-color:#F6F3EC;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;}
/* ---------- 移动抽屉 ---------- */
.nav-drawer{
  position:fixed;
  inset:0 0 0 auto;
  width:min(88vw,360px);
  background:#fff;
  z-index:90;
  transform:translateX(100%);
  transition:transform .26s ease;
  display:flex;
  flex-direction:column;
  padding:20px 20px 0;
  box-shadow:-12px 0 32px rgba(28,35,33,.14);
  visibility:hidden;
}
.nav-drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(23,63,56,.45);
  z-index:80;
  opacity:0;
  visibility:hidden;
  transition:opacity .26s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:16px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;border-radius:var(--r-btn);
  color:var(--green);font-size:18px;cursor:pointer;
}
.drawer-links{flex:1 1 auto;overflow-y:auto;padding:8px 0 16px;}
.drawer-links li{border-bottom:1px solid var(--line);}
.drawer-links a{
  display:block;
  padding:0 4px;
  line-height:52px;
  font-size:17px;
  color:var(--text);
  text-align:left;
}
.drawer-links a.is-active{color:var(--green);font-weight:600;}
.drawer-cta{margin:0 0 20px;}
/* ---------- 面包屑 ---------- */
.breadcrumb-bar{
  background:var(--section);
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  padding:12px 0;
  overflow-x:auto;
  white-space:nowrap;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--text);font-weight:700;}
/* ---------- 内页 Hero ---------- */
.cat-hero{
  position:relative;
  min-height:300px;
  display:flex;
  align-items:center;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(23,63,56,.90) 0%,rgba(23,63,56,.74) 55%,rgba(36,94,84,.62) 100%);
}
.cat-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;}
.cat-hero h1{color:#fff;max-width:720px;}
.cat-hero .hero-desc{
  color:rgba(246,243,236,.86);
  font-size:17px;
  max-width:640px;
  margin:14px 0 22px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  background:var(--accent-light);
  color:#7A3E1C;
}
.badge--ghost{
  background:rgba(246,243,236,.14);
  color:#F6F3EC;
  border:1px solid rgba(246,243,236,.34);
}
.badge--green{background:rgba(63,139,124,.14);color:var(--green);}
.badge i{font-size:12px;}
/* ---------- 要点区（三栏编号，细线分隔） ---------- */
.point-row{border-top:1px solid var(--line);}
.point-col{
  padding:30px 26px 30px 0;
  border-bottom:1px solid var(--line);
}
.point-col + .point-col{padding-left:26px;}
.point-num{
  font-family:var(--mono);
  font-size:38px;
  line-height:1;
  color:var(--green-light);
  letter-spacing:1px;
  display:block;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.point-col h3{margin:0 0 10px;font-size:19px;}
.point-col p{color:var(--text-2);font-size:15px;margin:0;}
/* ---------- 流程 ---------- */
.steps-wrap{background:var(--section);}
.step{
  position:relative;
  padding:26px 22px 26px 0;
}
.step-dot{
  width:34px;height:34px;
  border-radius:999px;
  background:var(--green);
  color:#fff;
  font-family:var(--mono);
  font-size:15px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{margin:0 0 8px;font-size:18px;}
.step p{color:var(--text-2);font-size:15px;margin:0;}
.step-line{
  position:absolute;
  top:43px;
  right:8px;
  left:46px;
  height:1px;
  background:var(--line);
}
.step:last-child .step-line{display:none;}
/* ---------- 卡片栅格 ---------- */
.card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.card:hover{box-shadow:var(--shadow-hover);border-color:var(--green-light);}
.card-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:0;
}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body h3{
  margin:0 0 10px;
  font-size:17px;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-body p{
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
  margin:0 0 16px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:14px;
}
.card-foot .more{font-weight:600;color:var(--green);}
.card-foot .more:hover{color:var(--accent);}
.card-tag{font-size:12px;color:var(--text-3);}
/* ---------- FAQ ---------- */
.faq-block{max-width:900px;margin:0 auto;}
.accordion{background:transparent;border:0;max-width:none;}
.accordion .accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.accordion .accordion-title{
  position:relative;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  padding:18px 58px 18px 22px;
  border:0;
  background:#fff;
  font-family:var(--sans);
  line-height:1.5;
}
.accordion .accordion-title:hover{background:#FBF9F4;color:var(--green);}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  right:22px;
  top:50%;
  transform:translateY(-50%);
  width:auto;height:auto;
  margin:0;padding:0;
  border:0;
  font-family:var(--mono);
  font-size:20px;
  color:var(--green);
  background:none;
  line-height:1;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"−";color:var(--accent);}
.accordion .accordion-content{
  background:var(--section);
  border:0;
  padding:18px 22px 20px;
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
}
.accordion .accordion-content p{margin:0;}
/* ---------- 转化条 ---------- */
.cta-band{
  background:var(--green);
  color:#F6F3EC;
  border-radius:0;
  padding:40px 0;
}
.cta-band .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  margin:0 0 8px;
  font-size:24px;
}
.cta-band p{margin:0;color:rgba(246,243,236,.85);font-size:16px;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--green-dark);
  color:#F6F3EC;
  padding:56px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-seal{background:var(--green-light);}
.footer-brand-text{font-family:var(--serif);font-size:18px;color:#fff;font-weight:700;}
.footer-text{color:rgba(246,243,236,.78);font-size:14px;line-height:1.85;margin:0;max-width:320px;}
.footer-title{
  font-size:15px;
  color:#fff;
  margin:0 0 16px;
  font-family:var(--sans);
  font-weight:600;
  letter-spacing:.5px;
}
.footer-links li,.footer-contact li{margin-bottom:11px;font-size:14px;color:rgba(246,243,236,.78);}
.footer-links a{color:rgba(246,243,236,.78);}
.footer-links a:hover{color:var(--accent-light);}
.footer-contact i{color:var(--accent-light);margin-right:8px;width:16px;}
.footer-bottom{
  border-top:1px solid rgba(246,243,236,.18);
  padding:18px 0 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(246,243,236,.72);
}
/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .topbar{display:none;}
  .nav-wrap{display:flex;justify-content:space-between;min-height:64px;}
  .nav-links--left,.nav-links--right,.nav-right .btn{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .brand{position:absolute;left:50%;transform:translateX(-50%);}
  .site-header .container{position:relative;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:44px 0;}
  h2{font-size:21px;}
}
@media screen and (min-width:1024px){
  .topbar{display:block;}
  .container{padding-left:32px;padding-right:32px;}
  h1{font-size:42px;}
  h2{font-size:30px;}
  .section{padding:96px 0;}
  .section--tight{padding-top:56px;}
  .cat-hero{min-height:320px;}
  .cat-hero .container{padding-top:64px;padding-bottom:64px;}
  .cat-hero .hero-desc{font-size:18px;}
}
@media screen and (max-width:767px){
  .point-col{padding:24px 0;border-bottom:1px solid var(--line);}
  .point-col + .point-col{padding-left:0;}
  .step{padding:20px 0;}
  .step-line{display:none;}
  .cta-band h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}
@media screen and (max-width:519px){
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .card-body{padding:18px;}
  h1{font-size:26px;}
}

/* roulang page: article */
:root{
  --primary:#245E54;
  --primary-dark:#173F38;
  --primary-light:#3F8B7C;
  --accent:#D97A45;
  --accent-dark:#C1663A;
  --accent-light:#F2C9A8;
  --bg:#F6F3EC;
  --bg-soft:#EDE8DE;
  --card:#FFFFFF;
  --line:#DCD6C9;
  --ink:#1C2321;
  --ink-2:#5A6560;
  --ink-3:#8A938E;
  --on-dark:#F6F3EC;
  --success:#3F8B7C;
  --danger:#C0503B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-sm:0 1px 2px rgba(28,35,33,.04),0 8px 24px rgba(28,35,33,.06);
  --shadow-md:0 10px 28px rgba(28,35,33,.10);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-mono:ui-monospace,"Roboto Mono",SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .15s ease,background-color .15s ease,border-color .15s ease,box-shadow .2s ease,transform .15s ease;line-height:inherit}
a:hover{color:var(--accent)}
button{font-family:inherit}
h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--ink);margin:0;line-height:1.45;font-weight:700}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section--tight{padding:44px 0}
.section--soft{background:var(--bg-soft)}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--primary-dark);color:#D8E4E0;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:34px;flex-wrap:wrap}
.topbar-inner span{display:inline-flex;align-items:center;gap:8px}
.topbar-inner i{color:var(--accent-light)}
@media (max-width:1023px){.topbar{display:none}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:70;background:rgba(246,243,236,.96);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;min-height:76px}
.nav-links{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:28px}
.nav-links--left{justify-content:flex-start}
.nav-links--right{justify-content:flex-end}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink-2)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:center;transition:transform .18s ease}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.brand{display:flex;align-items:center;gap:10px;justify-self:center;color:var(--ink)}
.brand:hover{color:var(--primary)}
.brand-seal{width:40px;height:40px;border-radius:11px;background:var(--primary);color:var(--on-dark);display:grid;place-items:center;font-family:var(--font-serif);font-size:20px;font-weight:700;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:.02em}
.brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:.16em}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:18px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--card);color:var(--primary);font-size:17px;cursor:pointer;transition:border-color .15s ease,color .15s ease}
.nav-toggle:hover{border-color:var(--primary);color:var(--accent)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;text-align:center;transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#FFFFFF}
.btn-primary:hover{background:var(--accent-dark);color:#FFFFFF;transform:translateY(-1px)}
.btn-secondary{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-secondary:hover{background:rgba(36,94,84,.08);color:var(--primary-dark);border-color:var(--primary-dark)}
.btn-ghost{background:transparent;border-color:rgba(246,243,236,.6);color:var(--on-dark)}
.btn-ghost:hover{background:rgba(246,243,236,.14);color:#FFFFFF;border-color:var(--on-dark)}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none}

/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;line-height:1.6;background:var(--accent-light);color:#7A3E1C;border:1px solid rgba(217,122,69,.32)}
.badge-primary{background:rgba(63,139,124,.14);color:#1F5348;border-color:rgba(63,139,124,.32)}
.badge-plain{background:var(--bg-soft);color:var(--ink-2);border-color:var(--line);font-weight:500}

/* ============ 面包屑 ============ */
.crumbs{padding:20px 0 0}
.crumb-list{display:flex;align-items:center;gap:8px;list-style:none;margin:0;padding:0;font-size:13px;color:var(--ink-2);overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.crumb-list::-webkit-scrollbar{display:none}
.crumb-list li{display:inline-flex;align-items:center;gap:8px}
.crumb-list li + li::before{content:"/";color:var(--ink-3)}
.crumb-list li[aria-current="page"]{color:var(--ink);font-weight:600;max-width:52vw;overflow:hidden;text-overflow:ellipsis}

/* ============ 文章头部 ============ */
.article-head{padding:28px 0 40px;background:linear-gradient(180deg,rgba(237,232,222,.55) 0%,rgba(246,243,236,0) 100%)}
.article-title{font-size:28px;line-height:1.4;max-width:860px;letter-spacing:-.2px}
@media (min-width:1024px){.article-title{font-size:42px;line-height:1.34}}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-top:24px;font-size:13.5px;color:var(--ink-2)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--primary-light)}

/* ============ 正文 ============ */
.article-main{padding-top:0}
.article-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:26px 20px}
@media (min-width:768px){.article-card{padding:40px 44px}}
@media (min-width:1024px){.article-body{max-width:760px}}
.article-body{font-size:16.5px;line-height:1.9;color:var(--ink)}
@media (min-width:1024px){.article-body{font-size:17px}}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.4em}
.article-body h2{font-family:var(--font-serif);font-size:22px;line-height:1.5;margin:2em 0 .8em;padding-left:14px;border-left:3px solid var(--primary)}
.article-body h3{font-family:var(--font-serif);font-size:17px;line-height:1.6;margin:1.7em 0 .6em;color:var(--primary-dark)}
.article-body h4{font-family:var(--font-serif);font-size:16px;margin:1.4em 0 .5em}
@media (min-width:1024px){
  .article-body h2{font-size:30px}
  .article-body h3{font-size:20px}
}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.5em}
.article-body li{margin-bottom:.6em}
.article-body li::marker{color:var(--primary-light)}
.article-body blockquote{margin:1.8em 0;padding:18px 22px;background:var(--bg-soft);border-left:4px solid var(--accent);border-radius:0 var(--radius-img) var(--radius-img) 0;color:var(--ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body figure{margin:1.8em 0}
.article-body img{width:100%;height:auto;border-radius:var(--radius-img);margin:0 auto}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;line-height:1.7}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent)}
.article-body strong{color:var(--primary-dark)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article-body table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;line-height:1.7;margin:1.8em 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top;white-space:normal;min-width:120px}
.article-body thead th{background:var(--bg-soft);color:var(--primary-dark);font-weight:600}
.article-body tbody tr:nth-child(even){background:#FAF8F3}
.article-body code{font-family:var(--font-mono);font-size:.9em;background:var(--bg-soft);border-radius:6px;padding:2px 6px}
.article-body pre{background:var(--primary-dark);color:#E7EFEC;padding:18px 20px;border-radius:var(--radius-img);overflow-x:auto;font-size:14px;line-height:1.75;margin:1.8em 0}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-empty{text-align:center;padding:56px 16px}
.article-empty i{font-size:34px;color:var(--primary-light)}
.article-empty h2{font-size:22px;margin:18px 0 10px}
.article-empty p{font-size:15px;color:var(--ink-2);margin-bottom:24px}

/* ============ 文末操作 ============ */
.article-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:22px}
.tag-row .tag-label{font-size:13px;color:var(--ink-3);margin-right:2px}
.article-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between}
.article-actions .group{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 相关推荐 ============ */
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px}
.related-title{font-size:22px;position:relative;padding-left:14px}
.related-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--primary)}
@media (min-width:1024px){.related-title{font-size:30px}}
.related-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow .22s ease,border-color .22s ease,transform .22s ease}
.card:hover{box-shadow:var(--shadow-md);border-color:#C9C1B1;transform:translateY(-2px)}
.card-media{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (min-width:1024px){.card-title{font-size:19px}}
.card-text{font-size:14.5px;color:var(--ink-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
.card-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.card-link:hover{color:var(--accent)}
.card-link i{font-size:12px}

/* ============ 上一篇 / 下一篇 ============ */
.pager{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.pager{grid-template-columns:1fr 1fr}}
.pager-item{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-sm)}
.pager-item:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md)}
.pager-label{font-size:12.5px;color:var(--ink-3);letter-spacing:.08em}
.pager-title{margin-top:8px;font-family:var(--font-serif);font-size:17px;line-height:1.6;color:var(--ink)}
.pager-item--next{text-align:right}

/* ============ 转化条 ============ */
.cta-strip{background:var(--primary);color:var(--on-dark)}
.cta-strip-inner{display:flex;flex-direction:column;gap:22px;padding:40px 20px;align-items:flex-start}
@media (min-width:768px){
  .cta-strip-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:36px;padding:48px 32px}
}
.cta-title{font-size:22px;color:var(--on-dark)}
.cta-text{margin-top:10px;font-size:15px;line-height:1.85;color:rgba(246,243,236,.86);max-width:620px}

/* ============ 页脚 ============ */
.site-footer{background:var(--primary-dark);color:var(--on-dark);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-seal{background:rgba(246,243,236,.12);border:1px solid rgba(246,243,236,.24)}
.footer-brand-text{font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--on-dark)}
.footer-text{font-size:14.5px;line-height:1.9;color:rgba(246,243,236,.78);max-width:400px}
.footer-title{font-size:15px;color:var(--on-dark);margin-bottom:16px;font-family:var(--font-sans);font-weight:600;letter-spacing:.04em}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(246,243,236,.8)}
.footer-links a:hover{color:var(--accent-light)}
.footer-contact li{font-size:14.5px;color:rgba(246,243,236,.8);display:flex;align-items:flex-start;gap:9px;line-height:1.75}
.footer-contact i{color:var(--accent-light);margin-top:5px;font-size:13px}
.footer-bottom{margin-top:44px;padding:20px 0;border-top:1px solid rgba(246,243,236,.16);display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:rgba(246,243,236,.7)}

/* ============ 移动端抽屉 ============ */
.mobile-drawer{position:fixed;inset:0;z-index:90;background:var(--bg);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .28s ease;visibility:hidden}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--card);color:var(--primary);font-size:17px;cursor:pointer}
.drawer-links{list-style:none;margin:0;padding:0;flex:1;overflow-y:auto}
.drawer-links li{border-bottom:1px solid var(--line)}
.drawer-links a{display:block;padding:0 20px;line-height:52px;font-size:17px;color:var(--ink)}
.drawer-links a:hover{color:var(--primary);background:var(--bg-soft)}
.drawer-foot{padding:20px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

@media (max-width:1023px){
  .nav-links--left,.nav-links--right,.nav-right .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-wrap{grid-template-columns:44px 1fr 44px;min-height:66px}
  .brand{grid-column:2;justify-self:center}
  .nav-right{grid-column:3}
}
@media (min-width:1024px){
  .mobile-drawer{display:none}
}

/* roulang page: category2 */
:root{
  --primary:#245E54;
  --primary-dark:#173F38;
  --primary-light:#3F8B7C;
  --accent:#D97A45;
  --accent-dark:#C1663A;
  --accent-soft:#F2C9A8;
  --bg:#F6F3EC;
  --card:#FFFFFF;
  --bg-alt:#EDE8DE;
  --line:#DCD6C9;
  --ink:#1C2321;
  --ink-2:#5A6560;
  --ink-3:#8A938E;
  --white:#F6F3EC;
  --success:#3F8B7C;
  --error:#C0503B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 2px rgba(28,35,33,.04),0 8px 24px rgba(28,35,33,.06);
  --shadow-2:0 10px 28px rgba(28,35,33,.10);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --font-mono:ui-monospace,"Roboto Mono",Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:1024px){body{font-size:17px}}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;line-height:1.4;font-weight:700}
h1{font-size:28px}
h2{font-size:22px}
h3{font-size:17px}
@media (min-width:1024px){
  h1{font-size:42px}
  h2{font-size:30px}
  h3{font-size:20px}
}
p{margin:0 0 1.2em;line-height:1.85}
p:last-child{margin-bottom:0}
a{color:var(--primary);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--accent)}
ul,ol{margin:0;padding:0}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section--tight{padding-top:48px}
@media (min-width:1024px){.section--tight{padding-top:56px}}
.section-head{max-width:760px;margin-bottom:36px}
.section-title{
  position:relative;padding-left:16px;margin:0 0 14px;font-size:22px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.32em;width:3px;height:18px;border-radius:2px;background:var(--primary);
}
@media (min-width:1024px){.section-title{font-size:30px}}
.section-sub{color:var(--ink-2);font-size:15px;line-height:1.85;max-width:640px}
@media (min-width:1024px){.section-sub{font-size:16px}}

/* ============ 顶部信息条 ============ */
.topbar{display:none;background:var(--primary-dark);color:#D9D3C6;font-size:13px;height:34px}
@media (min-width:1024px){.topbar{display:block}}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:34px;gap:24px}
.topbar-inner span{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.topbar i{color:var(--accent-soft)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--bg);
  border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 2px 12px rgba(28,35,33,.07)}
.nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;min-height:78px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links--left{justify-content:flex-start}
.nav-links--right{justify-content:flex-end}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:18px}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;
  color:var(--ink-2);white-space:nowrap;
}
.nav-link:hover{color:var(--primary)}
.nav-link.is-active{color:var(--primary-dark);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--accent);
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-seal{
  width:38px;height:38px;border-radius:10px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:20px;font-weight:700;flex:none;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--primary-dark)}
.brand-sub{font-size:12px;color:var(--ink-2);letter-spacing:.14em}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--primary-dark);
  font-size:18px;cursor:pointer;transition:border-color .15s ease,color .15s ease;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-family:var(--font-sans);font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background-color .15s ease,color .15s ease,border-color .15s ease,transform .15s ease,box-shadow .15s ease;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:rgba(36,94,84,.08);border-color:var(--primary-dark);color:var(--primary-dark)}
.btn-ghost{background:transparent;border-color:rgba(246,243,236,.6);color:var(--white)}
.btn-ghost:hover{background:rgba(246,243,236,.12);color:#fff;border-color:var(--white)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ============ 面包屑 ============ */
.breadcrumb{padding:20px 0 4px;font-size:13px;color:var(--ink-2)}
.breadcrumb ol{display:flex;align-items:center;list-style:none;margin:0;padding:0;white-space:nowrap;overflow-x:auto}
.breadcrumb li{display:inline-flex;align-items:center;color:var(--ink-2)}
.breadcrumb li::after{content:"/";margin:0 8px;color:var(--ink-3)}
.breadcrumb li:last-child::after{content:"";margin:0}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .current{color:var(--ink);font-weight:700}

/* ============ 分类 Hero ============ */
.page-hero{position:relative;overflow:hidden;background:var(--primary-dark);min-height:280px;display:flex;align-items:center;margin-top:16px}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.5}
.page-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(23,63,56,.94) 0%,rgba(23,63,56,.80) 52%,rgba(23,63,56,.60) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:52px 0}
@media (min-width:1024px){.page-hero-inner{padding:64px 0}}
.hero-kicker{
  display:inline-block;margin-bottom:14px;font-size:13px;letter-spacing:.16em;
  color:var(--accent-soft);text-transform:uppercase;
}
.page-hero h1{color:var(--white);max-width:820px;margin-bottom:14px}
.page-hero-desc{color:#DCD6C9;font-size:15px;line-height:1.85;max-width:620px}
@media (min-width:1024px){.page-hero-desc{font-size:17px}}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.badge{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-light{background:rgba(246,243,236,.14);border:1px solid rgba(246,243,236,.35);color:var(--white)}
.badge-soft{background:var(--accent-soft);color:#7A3E1C}
.badge-mint{background:rgba(63,139,124,.14);color:var(--primary-dark);border:1px solid rgba(63,139,124,.3)}

/* ============ 两栏错落：要点区 ============ */
.split{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:1024px){
  .split{grid-template-columns:340px 1fr;gap:56px;align-items:start}
  .split-aside{position:sticky;top:120px}
}
.split-aside .section-title{padding-left:16px}
.split-aside .btn{margin-top:20px}
.numlist{list-style:none;margin:0;padding:0;counter-reset:none}
.numlist-item{
  display:grid;grid-template-columns:64px 1fr;gap:18px;
  padding:24px 0;border-top:1px solid var(--line);
}
@media (min-width:1024px){.numlist-item{grid-template-columns:88px 1fr;gap:26px;padding:30px 0}}
.numlist-item:last-child{border-bottom:1px solid var(--line)}
.num-index{
  font-family:var(--font-mono);font-size:24px;font-weight:700;line-height:1.2;
  color:var(--primary-light);font-variant-numeric:tabular-nums;
}
@media (min-width:1024px){.num-index{font-size:32px}}
.numlist-item h3{margin-bottom:8px}
.numlist-item p{color:var(--ink-2);font-size:15px;margin:0}

/* ============ 卡片栅格 ============ */
.card-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:32px}}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.card:hover{box-shadow:var(--shadow-2);border-color:#C9C2B3;transform:translateY(-2px)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.card-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (min-width:1024px){.card-body h3{font-size:19px}}
.card-text{
  color:var(--ink-2);font-size:14px;line-height:1.8;margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line)}
.card-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.card-link:hover{color:var(--accent)}
.card--wide{grid-column:auto}
@media (min-width:1024px){
  .card--wide{grid-column:span 2;flex-direction:row}
  .card--wide .card-media{width:46%;aspect-ratio:auto;height:100%}
  .card--wide .card-body{width:54%;padding:30px}
  .card--wide .card-text{-webkit-line-clamp:4;font-size:15px}
}

/* ============ FAQ 手风琴 ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-accordion{list-style:none;margin:0;padding:0;background:transparent;border:0}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-accordion .accordion-item:last-child{margin-bottom:0}
.faq-accordion .accordion-item.is-open{border-color:rgba(36,94,84,.35);box-shadow:var(--shadow-2)}
.faq-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;font-family:var(--font-sans);font-size:17px;font-weight:600;
  color:var(--ink);background:transparent;border:0;line-height:1.5;
}
.faq-accordion .accordion-title:hover{color:var(--primary);background:transparent}
.faq-accordion .accordion-title::after{
  content:"+";font-family:var(--font-sans);font-size:22px;font-weight:400;color:var(--primary);line-height:1;flex:none;
}
.faq-accordion .accordion-item.is-open .accordion-title::after{content:"−"}
.faq-accordion .accordion-content{
  display:none;padding:0 22px 20px;background:#EDE8DE;border:0;
  color:var(--ink-2);font-size:16px;line-height:1.85;
}
.faq-accordion .accordion-content p{padding-top:16px;margin:0}
.faq-accordion .accordion-item.is-open .accordion-content{display:block}

/* ============ 横向转化条 ============ */
.cta-bar{background:var(--primary-dark);color:var(--white);padding:48px 0}
@media (min-width:1024px){.cta-bar{padding:64px 0}}
.cta-bar-inner{display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
@media (min-width:1024px){.cta-bar-inner{grid-template-columns:1fr auto;gap:48px}}
.cta-bar h2{color:var(--white);font-size:22px;margin-bottom:12px}
@media (min-width:1024px){.cta-bar h2{font-size:30px}}
.cta-bar p{color:#CFC9BC;font-size:15px;margin:0;max-width:640px}
.cta-bar-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-footer{background:var(--primary-dark);color:#D9D3C6;padding:64px 0 0;margin-top:0}
@media (min-width:1024px){.site-footer{padding:80px 0 0}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-seal{background:var(--accent);color:#fff}
.footer-brand-text{font-family:var(--font-serif);font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em}
.footer-text{color:#C4BEB0;font-size:14px;line-height:1.85;margin:0;max-width:360px}
.footer-title{color:#fff;font-family:var(--font-sans);font-size:16px;font-weight:600;margin:0 0 16px}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#C4BEB0;font-size:14px}
.footer-links a:hover{color:var(--accent-soft)}
.footer-contact li{display:flex;gap:10px;margin-bottom:10px;font-size:14px;color:#C4BEB0;line-height:1.7}
.footer-contact i{color:var(--accent-soft);margin-top:4px;flex:none}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(246,243,236,.16);padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#B5AF9F;
}

/* ============ 移动端抽屉 ============ */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:var(--bg);
  transform:translateY(-100%);transition:transform .3s ease;
  display:flex;flex-direction:column;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateY(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--primary-dark);
  font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;padding:8px 20px;flex:1}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;font-size:17px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{color:var(--primary)}
.drawer-nav a.is-active{color:var(--primary-dark);font-weight:600}
.drawer-nav a.is-active::before{
  content:"";width:3px;height:16px;border-radius:2px;background:var(--accent);margin-right:10px;
}
.drawer-foot{padding:20px;border-top:1px solid var(--line);background:var(--bg-alt)}
body.no-scroll{overflow:hidden}

@media (max-width:1023px){
  .nav-links,.nav-right .btn{display:none}
  .nav-toggle{display:inline-flex}
  .nav-wrap{min-height:70px}
}
@media (min-width:1024px){
  .mobile-drawer{display:none}
}