/* roulang page: index */
:root{
  --primary:#5C8EA0;
  --primary-dark:#2E5969;
  --primary-soft:#E8F0F2;
  --accent-wood:#B0836A;
  --accent-gold:#C9A87C;
  --bg-page:#F6F8F8;
  --bg-card:#FFFFFF;
  --text-main:#2B3A42;
  --text-weak:#6B7B84;
  --border-light:#DCE5E8;
  --radius-card:14px;
  --radius-btn:999px;
  --radius-tag:6px;
  --shadow-card:0 2px 6px rgba(46,89,105,.06), 0 12px 32px rgba(46,89,105,.08);
  --shadow-card-hover:0 4px 12px rgba(46,89,105,.10), 0 20px 40px rgba(46,89,105,.12);
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-serif:"Noto Serif SC",serif;
  --space-section:90px;
  --space-section-mobile:56px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--bg-page);
  color:var(--text-main);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all .3s ease}
button{font-family:inherit;cursor:pointer}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}
.section-header{
  text-align:center;
  max-width:720px;
  margin:0 auto 48px;
}
.section-header .section-tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--primary);
  background:var(--primary-soft);
  padding:6px 16px;
  border-radius:var(--radius-tag);
  margin-bottom:16px;
}
.section-header h2{
  font-family:var(--font-serif);
  font-size:32px;
  line-height:1.3;
  color:var(--primary-dark);
  margin-bottom:12px;
}
.section-header p{
  font-size:16px;
  color:var(--text-weak);
  line-height:1.7;
}

/* ===== 悬浮胶囊导航 ===== */
.site-header{
  position:sticky;
  top:16px;
  z-index:100;
  padding:0 24px;
}
.nav-capsule{
  max-width:1200px;
  margin:0 auto;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border-light);
  border-radius:999px;
  padding:10px 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  box-shadow:0 4px 20px rgba(46,89,105,.08);
}
.logo-brand{
  font-size:19px;
  font-weight:700;
  color:var(--primary-dark);
  letter-spacing:.02em;
  white-space:nowrap;
  display:flex;
  align-items:center;
  gap:8px;
}
.logo-brand i{
  color:var(--accent-wood);
  font-size:20px;
}
.logo-brand span{font-size:22px}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  list-style:none;
}
.nav-links li a{
  display:inline-block;
  padding:8px 18px;
  font-size:15px;
  font-weight:500;
  color:var(--text-main);
  border-radius:999px;
  transition:all .3s ease;
  line-height:1.4;
}
.nav-links li a:hover{
  color:var(--primary-dark);
  background:var(--primary-soft);
}
.nav-links li a.active{
  background:var(--primary-dark);
  color:#fff;
  font-weight:500;
}
.nav-cta{
  display:flex;
  align-items:center;
  gap:10px;
}
.btn-primary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  background:var(--primary-dark);
  color:#fff;
  border:2px solid var(--primary-dark);
  border-radius:var(--radius-btn);
  padding:10px 24px;
  font-size:15px;
  font-weight:600;
  min-height:44px;
  line-height:1.2;
  transition:all .3s ease;
  white-space:nowrap;
}
.btn-primary:hover{
  background:var(--accent-wood);
  border-color:var(--accent-wood);
  color:#fff;
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  background:transparent;
  color:var(--primary-dark);
  border:2px solid var(--primary);
  border-radius:var(--radius-btn);
  padding:10px 24px;
  font-size:15px;
  font-weight:600;
  min-height:44px;
  line-height:1.2;
  transition:all .3s ease;
  white-space:nowrap;
}
.btn-outline:hover{
  background:var(--primary-soft);
  color:var(--primary-dark);
}
.btn-outline:active{transform:scale(.98)}
.btn-outline:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.nav-toggle{
  display:none;
  background:none;
  border:1px solid var(--border-light);
  border-radius:50%;
  width:44px;
  height:44px;
  font-size:18px;
  color:var(--primary-dark);
  align-items:center;
  justify-content:center;
  transition:all .3s ease;
}
.nav-toggle:hover{
  background:var(--primary-soft);
}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:100px 0 80px;
  background:linear-gradient(to bottom, rgba(246,248,248,.7), rgba(246,248,248,.95)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  margin-top:-76px;
}
.hero .hero-inner{
  display:flex;
  flex-direction:column;
  gap:56px;
  padding-top:90px;
}
.hero-title-block{
  max-width:780px;
}
.hero-title{
  font-family:var(--font-serif);
  font-size:42px;
  line-height:1.35;
  color:var(--primary-dark);
  margin-bottom:20px;
  font-weight:700;
  letter-spacing:.01em;
}
.hero-title .accent{
  color:var(--accent-wood);
  position:relative;
}
.hero-desc{
  font-size:18px;
  line-height:1.8;
  color:var(--text-main);
  max-width:640px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  align-items:center;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  margin-top:8px;
  font-size:14px;
  color:var(--text-weak);
}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}

/* ===== 指标看板 ===== */
.metrics-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:8px;
}
.metric-card{
  background:var(--bg-card);
  border-radius:var(--radius-card);
  padding:28px 24px;
  box-shadow:var(--shadow-card);
  border-top:4px solid var(--accent-gold);
  position:relative;
  transition:all .3s ease;
}
.metric-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-card-hover);
}
.metric-num{
  font-family:var(--font-serif);
  font-size:38px;
  font-weight:700;
  color:var(--primary-dark);
  line-height:1.2;
}
.metric-num span{
  font-size:16px;
  font-weight:500;
  color:var(--text-weak);
  margin-left:2px;
}
.metric-label{
  font-size:15px;
  font-weight:600;
  color:var(--text-main);
  margin-top:6px;
}
.metric-note{
  font-size:13px;
  color:var(--text-weak);
  margin-top:4px;
  line-height:1.5;
}

/* ===== 服务矩阵 / 种草清单 ===== */
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card{
  background:var(--bg-card);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:all .3s ease;
  display:flex;
  flex-direction:column;
  position:relative;
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
}
.service-card .card-img{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.service-card .card-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.service-card:hover .card-img img{transform:scale(1.05)}
.service-card .card-num{
  position:absolute;
  top:16px;
  left:16px;
  background:rgba(255,255,255,.92);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:700;
  padding:4px 14px;
  border-radius:var(--radius-btn);
  display:flex;
  align-items:center;
  gap:6px;
  backdrop-filter:blur(4px);
}
.service-card .card-num i{color:var(--accent-wood)}
.service-card .card-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.service-card .card-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:12px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:4px;
  font-size:12px;
  font-weight:500;
  padding:4px 12px;
  border-radius:var(--radius-tag);
  background:var(--primary-soft);
  color:var(--primary-dark);
  letter-spacing:.03em;
}
.tag-gold{
  background:#F7EFE3;
  color:var(--accent-wood);
}
.service-card .card-title{
  font-size:20px;
  font-weight:700;
  color:var(--primary-dark);
  margin-bottom:8px;
  font-family:var(--font-serif);
}
.service-card .card-desc{
  font-size:14px;
  color:var(--text-weak);
  line-height:1.65;
  margin-bottom:16px;
  flex:1;
}
.rating-block{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:16px;
}
.rating-block .stars{
  color:var(--accent-gold);
  font-size:14px;
  letter-spacing:1px;
}
.rating-block .rate-num{
  font-size:13px;
  font-weight:600;
  color:var(--text-main);
}
.rate-bar{
  flex:1;
  height:4px;
  background:var(--border-light);
  border-radius:2px;
  overflow:hidden;
}
.rate-bar span{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--accent-gold),var(--accent-wood));
  border-radius:2px;
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--primary-dark);
  padding:10px 18px;
  border-radius:var(--radius-btn);
  background:var(--bg-page);
  border:1px solid var(--border-light);
  align-self:flex-start;
  transition:all .3s ease;
}
.card-link:hover{
  background:var(--primary-soft);
  border-color:var(--primary);
  transform:translateX(4px);
}

/* ===== 结果对比模块 ===== */
.compare-wrap{
  background:var(--bg-card);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.compare-table{
  width:100%;
  border-collapse:collapse;
}
.compare-table th{
  padding:20px 24px;
  font-size:15px;
  font-weight:600;
  text-align:left;
  background:var(--bg-page);
  color:var(--text-main);
  border-bottom:2px solid var(--border-light);
}
.compare-table td{
  padding:18px 24px;
  font-size:15px;
  border-bottom:1px solid #EDF3F4;
  vertical-align:middle;
  color:var(--text-main);
}
.compare-table tr:last-child td{border-bottom:none}
.compare-table .dimension{
  font-weight:600;
  color:var(--primary-dark);
  background:#FBFDFD;
}
.recommend-cell{
  background:#F4F8F9;
  position:relative;
}
.recommend-badge{
  display:inline-flex;
  align-items:center;
  gap:4px;
  background:var(--accent-gold);
  color:#5A3E2B;
  font-size:12px;
  font-weight:700;
  padding:2px 10px;
  border-radius:var(--radius-btn);
  margin-left:8px;
  letter-spacing:.03em;
}
.check-icon{
  color:var(--primary);
  font-size:16px;
}
.plus-icon{
  color:var(--accent-wood);
  font-size:16px;
}
.minus-icon{
  color:#C0CCD0;
  font-size:16px;
}

/* ===== FAQ ===== */
.faq-list{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  background:var(--bg-card);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  margin-bottom:16px;
  overflow:hidden;
  transition:all .3s ease;
}
.faq-item:hover{box-shadow:var(--shadow-card-hover)}
.faq-item .faq-q{
  display:flex;
  align-items:center;
  gap:16px;
  padding:22px 28px;
  cursor:pointer;
  background:none;
  border:none;
  width:100%;
  text-align:left;
  transition:background .3s;
}
.faq-item .faq-q:hover{background:#FBFDFD}
.faq-item .faq-num{
  font-family:var(--font-serif);
  font-size:20px;
  font-weight:700;
  color:var(--accent-wood);
  opacity:.6;
  min-width:32px;
}
.faq-item .faq-title{
  flex:1;
  font-size:16px;
  font-weight:600;
  color:var(--text-main);
}
.faq-item .faq-icon{
  color:var(--primary);
  font-size:14px;
  transition:transform .3s ease;
}
.faq-item.is-active .faq-icon{
  transform:rotate(180deg);
}
.faq-item .faq-a{
  padding:0 28px 22px 76px;
  font-size:15px;
  color:var(--text-weak);
  line-height:1.75;
  display:none;
}
.faq-item.is-active .faq-a{display:block}
.accordion-content{
  padding:0 28px 22px 76px;
  font-size:15px;
  color:var(--text-weak);
  line-height:1.75;
  background:#fff;
}

/* ===== 最新资讯 ===== */
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.news-card{
  background:var(--bg-card);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  display:flex;
  transition:all .3s ease;
}
.news-card:hover{
  box-shadow:var(--shadow-card-hover);
  transform:translateY(-2px);
}
.news-thumb{
  width:240px;
  min-height:100%;
  flex-shrink:0;
  position:relative;
  overflow:hidden;
}
.news-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
}
.news-body{
  padding:24px;
  display:flex;
  flex-direction:column;
  gap:8px;
  flex:1;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:var(--text-weak);
}
.news-meta .cat{
  background:var(--primary-soft);
  color:var(--primary-dark);
  font-weight:600;
  padding:2px 10px;
  border-radius:var(--radius-tag);
}
.news-title{
  font-size:17px;
  font-weight:700;
  color:var(--text-main);
  line-height:1.5;
  transition:color .3s;
}
.news-title:hover{color:var(--primary)}
.news-desc{
  font-size:13px;
  color:var(--text-weak);
  line-height:1.6;
  overflow:hidden;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.news-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  margin-top:auto;
}

/* ===== 转化表单 ===== */
.contact-wrap{
  background:var(--primary-soft);
  border-radius:var(--radius-card);
  padding:56px;
  position:relative;
  overflow:hidden;
}
.contact-wrap::before{
  content:'';
  position:absolute;
  right:-80px;
  top:-80px;
  width:240px;
  height:240px;
  background:var(--accent-gold);
  opacity:.08;
  border-radius:50%;
}
.contact-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:48px;
  align-items:center;
}
.contact-info h3{
  font-family:var(--font-serif);
  font-size:28px;
  color:var(--primary-dark);
  margin-bottom:20px;
}
.contact-info .info-list{
  list-style:none;
  margin-top:24px;
}
.contact-info .info-list li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:8px 0;
  font-size:15px;
  color:var(--text-main);
}
.contact-info .info-list i{
  color:var(--accent-wood);
  margin-top:4px;
  width:18px;
  text-align:center;
}
.contact-form .form-item{
  margin-bottom:16px;
}
.contact-form label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text-main);
  margin-bottom:6px;
}
.contact-form input,
.contact-form select,
.contact-form textarea{
  width:100%;
  border:1px solid var(--border-light);
  border-radius:10px;
  padding:12px 16px;
  font-family:var(--font-sans);
  font-size:15px;
  color:var(--text-main);
  background:#fff;
  transition:border .3s, box-shadow .3s;
  appearance:none;
}
.contact-form textarea{min-height:100px;resize:vertical}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(92,142,160,.15);
}
.contact-form select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235C8EA0' d='M1.5 1.5 6 6l4.5-4.5' stroke='%235C8EA0' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 16px center;
  padding-right:40px;
}
.contact-form .form-tip{
  font-size:12px;
  color:var(--text-weak);
  margin-top:12px;
  text-align:center;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--primary-dark);
  color:#DCE8EB;
  margin-top:20px;
}
.footer-top{
  padding:64px 0 40px;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;
}
.footer-brand h4{
  font-size:22px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  font-family:var(--font-serif);
}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  opacity:.8;
}
.footer-col h5{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
}
.footer-col ul{
  list-style:none;
}
.footer-col ul li{
  margin-bottom:10px;
}
.footer-col ul a{
  font-size:14px;
  color:#B8CDD3;
  transition:color .3s;
}
.footer-col ul a:hover{color:var(--accent-gold)}
.footer-free-msg{
  text-align:center;
  margin:0 auto;
  padding:24px 0 0;
  font-size:13px;
  opacity:.6;
  border-top:1px solid rgba(255,255,255,.1);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;
  text-align:center;
  font-size:13px;
  opacity:.7;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.footer-bottom .copyright{
  white-space:nowrap;
}
.footer-bottom-links{
  display:flex;
  gap:20px;
  justify-content:center;
}
.footer-bottom-links a{
  color:#B8CDD3;
  font-size:13px;
}
.footer-bottom-links a:hover{color:var(--accent-gold)}

/* ===== 空状态 ===== */
.news-empty{
  grid-column:1 / -1;
  background:var(--bg-card);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:48px;
  text-align:center;
  color:var(--text-weak);
}
.news-empty i{
  font-size:32px;
  color:var(--border-light);
  display:block;
  margin-bottom:12px;
}

/* ===== 移动端 ===== */
@media screen and (max-width:1024px){
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .news-thumb{width:200px}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:640px){
  .section{padding:var(--space-section-mobile) 0}
  .section-header{margin-bottom:32px}
  .section-header h2{font-size:26px}
  .hero{padding:80px 0 56px}
  .hero-title{font-size:28px}
  .hero-desc{font-size:16px}
  .hero-meta{flex-direction:column;gap:8px}
  .metrics-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr}
  .compare-wrap{overflow-x:auto}
  .compare-table{min-width:720px}
  .news-grid{grid-template-columns:1fr}
  .news-card{flex-direction:column}
  .news-thumb{
    width:100%;
    aspect-ratio:16/9;
    position:relative;
  }
  .news-thumb img{position:absolute;inset:0;width:100%;height:100%}
  .contact-wrap{padding:32px 24px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .nav-toggle{display:inline-flex}
  .nav-links{
    display:none;
    position:absolute;
    top:calc(100% + 12px);
    left:12px;
    right:12px;
    background:#fff;
    border-radius:20px;
    box-shadow:var(--shadow-card-hover);
    padding:16px;
    flex-direction:column;
    gap:4px;
    z-index:100;
    border:1px solid var(--border-light);
  }
  .nav-links.open{display:flex}
  .nav-links li a{
    display:block;
    width:100%;
    padding:12px 16px;
  }
  .nav-cta .btn-primary span.nav-cta-text{display:none}
  .nav-capsule{padding:10px 16px}
  .logo-brand span{font-size:18px}
}

/* ===== 通用状态 ===== */
img:focus{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
a:focus-visible, button:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.no-copy{
  user-select:none;
}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg-page)}
::-webkit-scrollbar-thumb{background:#B8CDD3;border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:var(--primary)}

/* roulang page: article */
:root {
  --primary: #5C8EA0;
  --primary-dark: #2E5969;
  --accent-wood: #B0836A;
  --accent-gold: #C9A87C;
  --bg-page: #F6F8F8;
  --bg-card: #FFFFFF;
  --text-main: #2C3E45;
  --text-weak: #6B7B84;
  --border-light: #E3EAEC;
  --radius-card: 14px;
  --radius-btn: 999px;
  --radius-tag: 6px;
  --shadow-card: 0 2px 6px rgba(46,89,105,.06), 0 12px 32px rgba(46,89,105,.08);
  --shadow-hover: 0 4px 12px rgba(46,89,105,.10), 0 20px 40px rgba(46,89,105,.12);
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", STSong, serif;
  --content-width: 1200px;
  --reading-width: 720px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-page);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--primary-dark);
  text-decoration: none;
  transition: color .25s ease;
}

a:hover {
  color: var(--accent-wood);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 100;
  padding: 0 24px;
}

.nav-capsule {
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(92,142,160,.18);
  border-radius: 999px;
  padding: 10px 12px 10px 20px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  transition: box-shadow .3s;
}

.nav-capsule:hover {
  box-shadow: var(--shadow-hover);
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 16px;
  color: var(--primary-dark);
  white-space: nowrap;
  line-height: 1.3;
}

.logo-brand i {
  color: var(--accent-wood);
  font-size: 18px;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 4px;
}

.nav-links a {
  display: block;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-main);
  transition: all .25s;
}

.nav-links a:hover {
  background: rgba(92,142,160,.10);
  color: var(--primary-dark);
}

.nav-links a.active {
  background: var(--primary-dark);
  color: #fff;
}

.nav-links a.active:hover {
  background: var(--primary-dark);
  color: #fff;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary-dark);
  color: #fff;
  border: 2px solid transparent;
  border-radius: var(--radius-btn);
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  transition: all .25s;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--accent-wood);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(176,131,106,.25);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--primary-dark);
  border: 1.5px solid rgba(46,89,105,.35);
  border-radius: var(--radius-btn);
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  transition: all .25s;
  white-space: nowrap;
}

.btn-outline:hover {
  background: rgba(92,142,160,.08);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.btn-outline:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.nav-toggle {
  background: none;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: var(--primary-dark);
  cursor: pointer;
  transition: background .25s;
}

.nav-toggle:hover {
  background: rgba(92,142,160,.10);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
  .nav-toggle {
    display: none;
  }
}

@media (max-width: 639px) {
  .site-header {
    padding: 0 16px;
    top: 12px;
  }
  .nav-capsule {
    padding: 8px 8px 8px 16px;
  }
  .logo-brand {
    font-size: 14px;
  }
  .nav-cta-text {
    display: none;
  }
  .nav-cta .btn-primary {
    padding: 10px 14px;
  }
}

.nav-links.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  right: 0;
  background: rgba(255,255,255,.98);
  border-radius: 18px;
  padding: 16px;
  gap: 4px;
  box-shadow: var(--shadow-hover);
  border: 1px solid var(--border-light);
}

.nav-links.open a {
  padding: 12px 18px;
}

/* ===== 页面横幅 ===== */
.page-banner {
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  padding: 56px 0 40px;
  position: relative;
}

.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(246,248,248,.94) 0%, rgba(255,255,255,.82) 100%);
}

.page-banner .container {
  position: relative;
  z-index: 1;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  font-size: 13px;
  color: var(--text-weak);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.breadcrumb a {
  color: var(--primary);
  transition: color .2s;
}

.breadcrumb a:hover {
  color: var(--accent-wood);
}

.breadcrumb .sep {
  color: #B9C4C9;
}

.breadcrumb .current {
  color: var(--text-weak);
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== 文章主体 ===== */
.article-wrap {
  padding: 48px 0 32px;
}

.article-inner {
  max-width: var(--reading-width);
  margin: 0 auto;
}

.article-head {
  margin-bottom: 28px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-weak);
  margin-bottom: 14px;
}

.article-meta i {
  margin-right: 4px;
  color: var(--primary);
}

.article-tag {
  display: inline-block;
  background: rgba(201,168,124,.18);
  color: #8A6D4B;
  padding: 4px 12px;
  border-radius: var(--radius-tag);
  font-weight: 500;
  font-size: 13px;
}

.article-head h1 {
  font-family: var(--font-serif);
  font-size: 34px;
  line-height: 1.4;
  color: var(--primary-dark);
  font-weight: 700;
  margin: 0;
}

@media (max-width: 639px) {
  .article-head h1 {
    font-size: 26px;
  }
}

.article-thumb {
  border-radius: var(--radius-card);
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: var(--shadow-card);
}

.article-thumb img {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ===== 正文排版 ===== */
.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-main);
}

.article-content p {
  margin-bottom: 24px;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--primary-dark);
  margin: 36px 0 16px;
  line-height: 1.4;
}

.article-content h2 {
  font-size: 24px;
}

.article-content h3 {
  font-size: 20px;
}

.article-content h4 {
  font-size: 17px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover {
  color: var(--accent-wood);
}

.article-content blockquote {
  border-left: 4px solid var(--accent-gold);
  background: #FCF9F4;
  padding: 18px 22px;
  margin: 28px 0;
  border-radius: 0 10px 10px 0;
  color: #5C4A3A;
  font-style: normal;
}

.article-content blockquote p {
  margin-bottom: 0;
}

.article-content img {
  border-radius: 10px;
  box-shadow: var(--shadow-card);
  max-width: 100%;
  height: auto;
  margin: 8px 0;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: 40px 0;
}

/* ===== 文章分页入口 ===== */
.article-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
}

.pager-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--primary-dark);
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border-light);
  background: #fff;
  transition: all .25s;
  max-width: 50%;
}

.pager-item:hover {
  border-color: var(--primary);
  background: rgba(92,142,160,.06);
  color: var(--primary-dark);
}

.pager-item .dir {
  font-size: 12px;
  color: var(--text-weak);
  display: block;
}

.pager-item span {
  line-height: 1.4;
}

/* ===== 相关推荐 ===== */
.related-section {
  max-width: var(--content-width);
  margin: 72px auto 0;
  padding-top: 48px;
  border-top: 1px solid var(--border-light);
}

.related-section h2 {
  font-size: 26px;
  color: var(--primary-dark);
  margin-bottom: 28px;
  font-weight: 600;
}

.related-card {
  display: block;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
  height: 100%;
  border: 1px solid var(--border-light);
}

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

.related-card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
}

.related-card h4 {
  padding: 14px 18px 20px;
  font-size: 16px;
  color: var(--text-main);
  margin: 0;
  line-height: 1.5;
  font-weight: 500;
}

.related-card:hover h4 {
  color: var(--primary-dark);
}

.related-tag {
  display: inline-block;
  margin: 16px 0 0 18px;
  background: rgba(92,142,160,.10);
  color: var(--primary-dark);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-tag);
  font-weight: 500;
}

.grid-x.related-grid {
  row-gap: 24px;
}

/* ===== 文章底部 CTA ===== */
.article-cta {
  margin-top: 64px;
  background: linear-gradient(135deg, #EDF3F4 0%, #F8F3EC 100%);
  border: 1px solid rgba(92,142,160,.15);
  border-radius: 18px;
  padding: 48px 40px;
  text-align: center;
}

.article-cta h3 {
  font-size: 24px;
  color: var(--primary-dark);
  margin-bottom: 12px;
  font-weight: 600;
}

.article-cta p {
  color: var(--text-weak);
  font-size: 15px;
  margin-bottom: 24px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 639px) {
  .article-cta {
    padding: 32px 20px;
  }
  .article-cta h3 {
    font-size: 20px;
  }
}

/* ===== 空状态 ===== */
.not-found {
  text-align: center;
  padding: 80px 24px;
  background: #fff;
  border-radius: 18px;
  box-shadow: var(--shadow-card);
}

.not-found i {
  font-size: 42px;
  color: var(--primary);
  margin-bottom: 16px;
}

.not-found h2 {
  font-size: 26px;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.not-found p {
  color: var(--text-weak);
  margin-bottom: 28px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.85);
  padding: 64px 0 24px;
  margin-top: 80px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.footer-brand h4 {
  color: #fff;
  font-size: 20px;
  margin-bottom: 12px;
  font-weight: 600;
}

.footer-brand h4 i {
  color: var(--accent-gold);
  margin-right: 4px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,.70);
  max-width: 360px;
}

.footer-col h5 {
  color: var(--accent-gold);
  font-size: 15px;
  margin-bottom: 14px;
  font-weight: 600;
}

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

.footer-col li {
  margin-bottom: 4px;
}

.footer-col a {
  color: rgba(255,255,255,.75);
  font-size: 14px;
  line-height: 2;
}

.footer-col a:hover {
  color: var(--accent-gold);
}

.footer-col a i {
  margin-right: 6px;
  color: var(--accent-gold);
  width: 16px;
  text-align: center;
}

.footer-free-msg {
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,.55);
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,.50);
  padding-top: 20px;
}

.footer-bottom .copyright {
  color: rgba(255,255,255,.65);
}

@media (max-width: 639px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .site-footer {
    padding: 48px 0 20px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== 通用 ===== */
.section-pad {
  padding: 80px 0;
}

@media (max-width: 639px) {
  .section-pad {
    padding: 48px 0;
  }
}

/* Foundation 网格坐标修正 */
.grid-x > .cell {
  min-width: 0;
}

/* roulang page: category1 */
:root {
            --primary: #5C8EA0;
            --primary-dark: #2E5969;
            --primary-soft: #E8F1F3;
            --bg: #F6F8F8;
            --card-bg: #FFFFFF;
            --accent-wood: #B0836A;
            --accent-gold: #C9A87C;
            --text-main: #2A3A41;
            --text-body: #3E4F57;
            --text-weak: #7A8C94;
            --border: #E3ECEE;
            --radius: 14px;
            --radius-btn: 999px;
            --radius-tag: 6px;
            --shadow: 0 2px 6px rgba(46, 89, 105, .06), 0 12px 32px rgba(46, 89, 105, .08);
            --shadow-hover: 0 6px 12px rgba(46, 89, 105, .10), 0 20px 38px rgba(46, 89, 105, .13);
            --gap: 24px;
            --transition: .25s cubic-bezier(.4, 0, .2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 15px;
        }

        body.no-scroll {
            overflow: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5 {
            line-height: 1.35;
            color: var(--text-main);
            font-weight: 600;
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 1rem;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===================== 导航 ===================== */
        .site-header {
            position: relative;
            z-index: 100;
            padding: 16px 24px 0;
        }

        .nav-capsule {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding: 10px 18px 10px 22px;
            background: rgba(255, 255, 255, .88);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid var(--border);
            border-radius: 999px;
            box-shadow: 0 2px 12px rgba(46, 89, 105, .06);
        }

        .logo-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            white-space: nowrap;
        }

        .logo-brand i {
            color: var(--primary);
            font-size: 20px;
        }

        .logo-brand:hover {
            color: var(--accent-wood);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-links a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 4px;
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 2px;
            width: 100%;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition);
        }

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            transform: scaleX(1);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            font-weight: 600;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            z-index: 1001;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            background: var(--primary-dark);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            min-height: 44px;
            transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
        }

        .btn-primary:hover {
            background: var(--accent-wood);
            box-shadow: 0 4px 14px rgba(46, 89, 105, .18);
            transform: translateY(-1px);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: 12px;
            background: #fff;
            color: var(--primary-dark);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            z-index: 1001;
            transition: background var(--transition), border-color var(--transition);
        }

        .nav-toggle:hover {
            background: var(--primary-soft);
            border-color: var(--primary);
        }

        /* ===================== 分页 Hero ===================== */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.jpg') center / cover no-repeat;
            padding: 76px 24px 64px;
            text-align: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(246, 248, 248, .88), rgba(246, 248, 248, .94));
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            max-width: 760px;
            margin: 0 auto;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .7);
            border: 1px solid var(--border);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary-dark);
            margin-bottom: 20px;
        }

        .hero-kicker i {
            color: var(--accent-wood);
        }

        .page-hero h1 {
            font-family: "Noto Serif SC", serif;
            font-size: 40px;
            line-height: 1.3;
            color: var(--primary-dark);
            margin-bottom: 14px;
        }

        .page-hero p {
            font-size: 16px;
            color: var(--text-body);
            max-width: 600px;
            margin: 0 auto 20px;
        }

        .hero-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px 24px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .hero-meta i {
            color: var(--primary);
            margin-right: 5px;
        }

        /* ===================== 面包屑 ===================== */
        .breadcrumb-wrap {
            padding: 22px 0 4px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: var(--text-weak);
        }

        .breadcrumb a {
            color: var(--text-weak);
        }

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

        .breadcrumb .sep {
            margin: 0 6px;
            color: #B8C6CB;
        }

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* ===================== 主体内容 ===================== */
        .category-content {
            padding: 32px 0 72px;
        }

        .card-stack {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }

        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
        }

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

        .guide-card .card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-bottom: 1px solid var(--border);
            background: var(--primary-soft);
        }

        .guide-card .card-body {
            padding: 20px 24px 24px;
        }

        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }

        .tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 500;
            background: var(--primary-soft);
            color: var(--primary-dark);
            letter-spacing: .3px;
        }

        .tag-gold {
            background: #F3EAD9;
            color: #7A5A38;
        }

        .guide-card h3 {
            font-size: 20px;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .guide-card .card-body>p {
            font-size: 14px;
            color: var(--text-body);
            margin-bottom: 14px;
        }

        .card-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
            padding-top: 4px;
        }

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

        .metric-label {
            color: var(--text-weak);
        }

        .metric-bar {
            width: 84px;
            height: 5px;
            background: var(--border);
            border-radius: 3px;
            display: inline-block;
            overflow: hidden;
        }

        .metric-bar span {
            display: block;
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, #D4B78E, var(--accent-wood));
        }

        .metric-value {
            font-weight: 600;
            color: var(--primary-dark);
        }

        .card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 24px;
            border-top: 1px solid var(--border);
            background: rgba(246, 248, 248, .55);
        }

        .card-footer .meta-text {
            font-size: 12px;
            color: var(--text-weak);
        }

        .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary-dark);
            font-size: 14px;
            font-weight: 600;
            background: none;
            border: 0;
            cursor: pointer;
            padding: 6px 0;
        }

        .btn-link:hover {
            color: var(--accent-wood);
            gap: 12px;
        }

        .btn-link i {
            font-size: 12px;
            transition: transform var(--transition);
        }

        /* ===================== 右侧信息条 ===================== */
        .sidebar-stack {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
            position: sticky;
            top: 100px;
        }

        .side-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 26px 24px;
            transition: box-shadow var(--transition);
        }

        .side-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .side-card .card-head {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .side-card .icon-wrap {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            background: rgba(92, 142, 160, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--primary-dark);
            font-size: 18px;
        }

        .side-card h3 {
            font-size: 18px;
            margin-bottom: 4px;
        }

        .side-card p {
            font-size: 14px;
            color: var(--text-body);
        }

        .side-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-body);
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
        }

        .side-contact li:last-child {
            border-bottom: 0;
        }

        .side-contact i {
            color: var(--primary);
            margin-top: 4px;
            width: 16px;
            flex-shrink: 0;
        }

        .side-contact a {
            color: var(--primary-dark);
            font-weight: 500;
        }

        .side-contact a:hover {
            color: var(--accent-wood);
        }

        .side-link-list li {
            margin-bottom: 12px;
        }

        .side-link-list a {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--text-body);
            font-size: 14px;
            padding: 6px 0;
        }

        .side-link-list a i {
            color: var(--primary);
            font-size: 13px;
            width: 16px;
        }

        .side-link-list a:hover {
            color: var(--primary-dark);
            padding-left: 4px;
        }

        .side-btn {
            margin-top: 18px;
            width: 100%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: var(--radius-btn);
            background: var(--primary-dark);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            min-height: 44px;
        }

        .side-btn:hover {
            background: var(--accent-wood);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(46, 89, 105, .18);
        }

        /* ===================== FAQ ===================== */
        .faq-section {
            padding: 72px 24px;
            background: #EFF5F6;
        }

        .faq-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .faq-header h2 {
            font-size: 30px;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .faq-header p {
            font-size: 14px;
            color: var(--text-weak);
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        /* Foundation Accordion 覆盖 */
        .accordion {
            background: transparent;
            list-style: none;
            margin: 0;
            padding: 0;
            border: 0;
            max-width: 820px;
        }

        .accordion-item {
            background: var(--card-bg) !important;
            border: 0 !important;
            border-radius: var(--radius);
            margin-bottom: 12px;
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .accordion-title {
            border: 0 !important;
            background: var(--card-bg) !important;
            color: var(--text-main) !important;
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            padding: 18px 52px 18px 22px !important;
            position: relative;
            display: flex;
            align-items: center;
            gap: 14px;
            margin: 0;
            transition: background var(--transition);
        }

        .accordion-title:hover,
        .accordion-title:focus {
            background: #F5FAFB !important;
        }

        .accordion-title::before,
        .accordion-title::after {
            content: none !important;
        }

        .accordion-item .accordion-title::after {
            content: "\f078" !important;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 14px;
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary);
            transition: transform var(--transition);
            border: 0;
            width: auto;
            height: auto;
            background: none;
            margin: 0;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
        }

        .accordion-content {
            background: var(--card-bg) !important;
            border: 0 !important;
            color: var(--text-body) !important;
            font-size: 15px;
            line-height: 1.75;
            padding: 0 54px 22px 22px !important;
        }

        .accordion-content p {
            margin-bottom: 0;
        }

        .faq-num {
            font-family: "Noto Serif SC", serif;
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-gold);
            width: 28px;
            text-align: center;
            flex-shrink: 0;
        }

        /* ===================== CTA 联系条 ===================== */
        .contact-cta {
            background: var(--primary-dark);
            padding: 56px 24px 60px;
            color: #fff;
        }

        .cta-inner {
            max-width: 760px;
            margin: 0 auto;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 14px;
        }

        .contact-cta h2 {
            color: #fff;
            font-size: 28px;
        }

        .contact-cta p {
            opacity: .85;
            font-size: 15px;
            max-width: 560px;
        }

        .cta-actions {
            margin-top: 8px;
        }

        .btn-big {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            background: var(--accent-wood);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            min-height: 50px;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .btn-big:hover {
            background: var(--accent-gold);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(201, 168, 124, .3);
        }

        .cta-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            justify-content: center;
            gap: 6px 18px;
            font-size: 14px;
            color: rgba(220, 233, 236, .8);
            margin-top: 8px;
        }

        .cta-meta i {
            margin-right: 5px;
            color: var(--accent-gold);
        }

        .cta-meta .dot {
            opacity: .4;
        }

        /* ===================== 页脚 ===================== */
        .site-footer {
            background: var(--primary-dark);
            color: #DCE9EC;
            padding: 48px 0 24px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 34px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 19px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand h4 i {
            color: var(--accent-gold);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(220, 233, 236, .8);
            max-width: 420px;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 14px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .footer-col ul li {
            margin-bottom: 9px;
            font-size: 14px;
        }

        .footer-col ul li a {
            color: rgba(220, 233, 236, .8);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }

        .footer-free-msg {
            border-top: 1px solid rgba(220, 233, 236, .15);
            padding: 14px 0;
            font-size: 13px;
            text-align: center;
            color: rgba(220, 233, 236, .62);
        }

        .footer-bottom {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px 24px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(220, 233, 236, .7);
        }

        .footer-bottom .copyright {
            color: rgba(220, 233, 236, .85);
        }

        .footer-bottom span:nth-child(2) {
            opacity: .45;
        }

        /* ===================== 响应式 ===================== */
        @media screen and (max-width: 1024px) {
            .nav-links {
                gap: 18px;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media screen and (max-width: 769px) {
            .site-header {
                padding: 12px 14px 0;
            }

            .nav-capsule {
                border-radius: 18px;
                padding: 10px 14px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-links {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 20px;
                background: rgba(246, 248, 248, .97);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                z-index: 999;
                padding: 0;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: transform .35s ease, opacity .3s ease, visibility .3s;
                border: 0;
                margin: 0;
            }

            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .nav-links a {
                font-size: 18px;
                padding: 12px 20px;
            }

            .nav-links a::after {
                display: none;
            }

            .nav-links a.active {
                color: var(--primary-dark);
            }

            .nav-cta .btn-primary {
                padding: 9px 16px;
                font-size: 13px;
            }

            .page-hero {
                padding: 56px 20px 48px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .hero-meta {
                gap: 8px 14px;
            }

            .category-content {
                padding: 24px 0 52px;
            }

            .sidebar-stack {
                position: static;
                margin-top: 28px;
            }

            .guide-card .card-img {
                height: 180px;
            }

            .faq-section {
                padding: 48px 16px;
            }

            .faq-header h2 {
                font-size: 26px;
            }

            .accordion-title {
                padding: 16px 44px 16px 18px !important;
                font-size: 15px;
            }

            .accordion-content {
                padding: 0 40px 18px 18px !important;
                font-size: 14px;
            }

            .contact-cta {
                padding: 44px 20px 48px;
            }

            .footer-top {
                display: flex;
                flex-direction: column;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 4px;
                text-align: center;
            }
        }

        @media screen and (max-width: 520px) {
            .container,
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-capsule {
                padding: 8px 12px;
            }

            .logo-brand {
                font-size: 15px;
                gap: 6px;
            }

            .nav-cta-text {
                display: none;
            }

            .btn-primary {
                padding: 10px 14px;
                font-size: 13px;
            }

            .page-hero h1 {
                font-size: 25px;
            }

            .hero-kicker {
                font-size: 12px;
            }

            .hero-meta {
                font-size: 12px;
                gap: 6px 12px;
            }

            .guide-card .card-body {
                padding: 16px 18px 18px;
            }

            .guide-card h3 {
                font-size: 18px;
            }

            .guide-card .card-body>p {
                font-size: 13px;
            }

            .card-footer {
                padding: 12px 18px;
            }

            .metric-bar {
                width: 60px;
            }

            .card-metrics {
                gap: 8px 14px;
            }

            .side-card {
                padding: 20px 18px;
            }

            .btn-big {
                font-size: 14px;
                padding: 13px 28px;
            }

            .contact-cta h2 {
                font-size: 22px;
            }

            .cta-meta {
                font-size: 13px;
                gap: 4px 10px;
            }
        }