/* roulang page: index */
:root{
  --c-primary:#1F4E48;
  --c-primary-700:#163A35;
  --c-primary-900:#0F2A26;
  --c-accent:#E2703A;
  --c-accent-soft:#FBE4D5;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55625D;
  --c-line:#E4DED5;
  --c-success:#3E7C5B;
  --r-btn:10px;
  --r-card:16px;
  --r-img:12px;
  --r-tag:6px;
  --sh-rest:0 1px 2px rgba(27,36,34,.06);
  --sh-card:0 8px 24px rgba(27,36,34,.08);
  --sh-hover:0 16px 40px rgba(27,36,34,.12);
  --sp-section:96px;
  --bs-primary:#1F4E48;
  --bs-primary-rgb:31,78,72;
  --bs-body-bg:#F7F5F1;
  --bs-body-color:#1B2422;
  --bs-border-color:#E4DED5;
  --bs-link-color:#1F4E48;
  --bs-link-hover-color:#163A35;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --bs-body-font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:1rem;
  line-height:1.8;
  letter-spacing:.015em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--c-primary-700);text-decoration:underline}
h1,h2,h3,h4,h5{margin:0;font-weight:600;line-height:1.3;letter-spacing:.01em;color:var(--c-ink)}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

.container{max-width:1200px;padding-left:16px;padding-right:16px}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1200px){.container{max-width:1200px;padding-left:32px;padding-right:32px}}
@media (min-width:1440px){.container{max-width:1280px}}

section{padding:48px 0}
@media (min-width:768px){section{padding:64px 0}}
@media (min-width:1200px){section{padding:var(--sp-section) 0}}
.scroll-anchor{scroll-margin-top:96px}

/* ---------- 按钮体系 ---------- */
.btn-mk{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-weight:500;letter-spacing:.02em;line-height:1;
  transition:all .22s ease;cursor:pointer;text-decoration:none;white-space:nowrap;
  min-height:44px;
}
.btn-mk:hover{text-decoration:none;transform:translateY(-1px)}
.btn-mk-lg{height:52px;padding:0 28px;font-size:1.0625rem}
.btn-mk-md{height:44px;padding:0 22px;font-size:.9375rem}
.btn-mk-sm{height:36px;padding:0 16px;font-size:.875rem}
.btn-mk-xs{height:30px;padding:0 12px;font-size:.8125rem}
.btn-mk-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-rest)}
.btn-mk-primary:hover{background:var(--c-primary-700);color:#fff;box-shadow:var(--sh-card)}
.btn-mk-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-mk-outline:hover{background:rgba(31,78,72,.06);color:var(--c-primary-700);border-color:var(--c-primary-700)}
.btn-mk-inverse{background:#fff;color:var(--c-primary-900)}
.btn-mk-inverse:hover{background:#F2EFE9;color:var(--c-primary-900)}
.btn-mk-ghost{background:transparent;color:var(--c-primary);padding:0 4px;min-height:36px}
.btn-mk-ghost .arw{transition:transform .22s ease}
.btn-mk-ghost:hover .arw{transform:translateX(4px)}

.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;
  border-radius:var(--r-tag);font-size:.8125rem;letter-spacing:.04em;
  background:var(--c-accent-soft);color:#9A4418;
}
.tag-line{background:transparent;border:1px solid var(--c-primary);color:var(--c-primary)}
.stamp{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-tag);border:1px solid var(--c-primary);
  color:var(--c-primary);font-size:.8125rem;letter-spacing:.06em;background:var(--c-surface);
}
.eyebrow{font-size:.8125rem;letter-spacing:.08em;color:var(--c-primary);font-weight:600;margin-bottom:12px;display:block}

/* ---------- 公告条 ---------- */
.topbar{
  background:var(--c-primary-900);color:#D8E3E0;font-size:.8125rem;
  height:38px;display:flex;align-items:center;position:relative;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.topbar-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-text b{color:#fff;font-weight:600}
.topbar-close{
  background:transparent;border:0;color:#9FB5B0;font-size:1rem;line-height:1;
  padding:6px;border-radius:6px;transition:all .2s ease;
}
.topbar-close:hover{color:#fff;background:rgba(255,255,255,.1)}
@media (max-width:767.98px){.topbar{display:none}}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(247,245,241,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9375rem;letter-spacing:.04em;
}
.brand-text{font-size:1.0625rem;font-weight:600;color:var(--c-ink);letter-spacing:.02em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:8px}
.nav-item-link{
  position:relative;display:inline-flex;align-items:center;height:72px;padding:0 14px;
  font-size:.9375rem;letter-spacing:.02em;color:var(--c-ink);text-decoration:none;
}
.nav-item-link::after{
  content:"";position:absolute;left:50%;bottom:18px;width:0;height:2px;
  background:var(--c-primary);transform:translateX(-50%);transition:width .22s ease;
}
.nav-item-link:hover{color:var(--c-primary);text-decoration:none}
.nav-item-link:hover::after{width:100%}
.nav-item-link.is-active{color:var(--c-primary);font-weight:600}
.nav-item-link.is-active::after{width:20px}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  width:44px;height:44px;border:1px solid var(--c-line);background:var(--c-surface);
  border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:all .2s ease;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px}
.nav-toggle:hover{border-color:var(--c-primary);background:rgba(31,78,72,.05)}

.offcanvas.mk-drawer{
  --bs-offcanvas-width:84vw;background:var(--c-primary-900);color:#E8EFED;border:0;
}
.mk-drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.12);padding:18px 20px}
.mk-drawer .brand-text{color:#fff}
.mk-drawer .brand-mark{background:#fff;color:var(--c-primary-900)}
.mk-drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7}
.drawer-nav{padding:8px 0}
.drawer-nav a{
  display:flex;align-items:center;height:48px;padding:0 20px;
  color:#D6E2DF;font-size:1rem;text-decoration:none;border-left:3px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.drawer-nav a.is-active{color:#fff;border-left-color:var(--c-accent);background:rgba(255,255,255,.05);font-weight:600}
.drawer-foot{padding:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:auto}
.drawer-foot .btn-mk{width:100%}
.drawer-body-inner{display:flex;flex-direction:column;height:100%}

/* ---------- Hero ---------- */
.hero{padding:40px 0 48px;background:linear-gradient(180deg,#F2EFE9 0%,var(--c-bg) 100%)}
@media (min-width:768px){.hero{padding:56px 0 64px}}
@media (min-width:1200px){.hero{padding:72px 0 80px}}
.hero-copy{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--sh-card);height:100%;
}
@media (min-width:768px){.hero-copy{padding:36px 34px}}
.hero h1{
  font-size:clamp(1.75rem,4vw,2.5rem);line-height:1.28;margin:16px 0 16px;letter-spacing:.01em;
}
@media (min-width:992px){.hero h1{font-size:clamp(2rem,3.1vw,3.25rem)}}
.hero-sub{font-size:1.0625rem;color:var(--c-ink-2);line-height:1.75;margin-bottom:26px}
@media (min-width:768px){.hero-sub{font-size:1.1875rem}}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero-trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  padding-top:18px;border-top:1px solid var(--c-line);
  font-size:.875rem;color:var(--c-ink-2);
}
.hero-trust span{display:inline-flex;align-items:center;gap:12px}
.hero-trust span + span::before{content:"";width:1px;height:13px;background:var(--c-line);display:inline-block}
.hero-visual{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);height:100%;min-height:260px}
.hero-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;background:#EFECE6}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,42,38,0) 45%,rgba(15,42,38,.55) 100%);
}
.hero-visual-cap{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;
  font-size:.9375rem;letter-spacing:.02em;
}

/* ---------- 通用板块标题 ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.sec-head h2{font-size:clamp(1.375rem,2.4vw,2rem)}
.sec-head .desc{color:var(--c-ink-2);font-size:.9375rem;margin-top:10px;max-width:640px}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--c-line)}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{
  display:flex;gap:18px;padding:26px 0;border-bottom:1px solid var(--c-line);
  align-items:flex-start;
}
@media (min-width:768px){
  .step{border-bottom:0;border-right:1px solid var(--c-line);padding:30px 28px 30px 0}
  .step:last-child{border-right:0;padding-right:0}
  .step + .step{padding-left:28px}
}
.step-no{
  flex:0 0 56px;width:56px;height:56px;border-radius:12px;
  border:1px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.125rem;font-weight:600;letter-spacing:.04em;
  font-variant-numeric:tabular-nums;background:var(--c-surface);
}
.step h3{font-size:1.125rem;margin-bottom:8px}
.step p{color:var(--c-ink-2);font-size:.9375rem;line-height:1.75;margin:0}

/* ---------- 权益阶梯 ---------- */
.tier{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 24px;height:100%;position:relative;transition:all .25s ease;
  display:flex;flex-direction:column;
}
.tier:hover{transform:translateY(-4px);border-color:rgba(31,78,72,.4);box-shadow:var(--sh-card)}
.tier.is-reco{border-top:4px solid var(--c-accent);padding-top:32px}
.tier-flag{
  position:absolute;top:-13px;right:20px;background:var(--c-accent);color:#fff;
  font-size:.75rem;letter-spacing:.06em;border-radius:var(--r-tag);padding:3px 10px;
}
.tier h3{font-size:1.25rem;margin-bottom:10px}
.tier .tier-sub{color:var(--c-ink-2);font-size:.9375rem;margin-bottom:18px}
.tier ul{display:grid;gap:10px;margin-bottom:22px}
.tier li{position:relative;padding-left:18px;font-size:.9375rem;color:var(--c-ink-2);line-height:1.7}
.tier li::before{
  content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;
  background:var(--c-accent);border-radius:2px;
}
.tier .tier-foot{margin-top:auto}

/* ---------- 套餐对比 ---------- */
.compare-wrap{position:relative;overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--c-line);background:var(--c-surface)}
@media (max-width:991.98px){
  .compare-wrap::after{
    content:"";position:sticky;right:0;top:0;width:24px;height:100%;
    display:block;pointer-events:none;
  }
}
.compare-table{width:100%;min-width:720px;border-collapse:separate;border-spacing:0;margin:0}
.compare-table th,.compare-table td{
  padding:16px 18px;text-align:left;font-size:.9375rem;border-bottom:1px solid var(--c-line);
  vertical-align:middle;background:var(--c-surface);
}
.compare-table thead th{
  position:sticky;top:0;z-index:3;background:#FBF9F6;font-size:.875rem;letter-spacing:.04em;
  color:var(--c-ink-2);font-weight:600;border-bottom:1px solid var(--c-line);
}
.compare-table thead th.is-reco{color:var(--c-primary);box-shadow:inset 0 4px 0 var(--c-primary)}
.compare-table td.is-reco{background:rgba(31,78,72,.04)}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody td:first-child,.compare-table thead th:first-child{
  font-weight:600;color:var(--c-ink);position:sticky;left:0;z-index:2;
  box-shadow:1px 0 0 var(--c-line);
}
.compare-table thead th:first-child{z-index:4}
.compare-table .yes{color:var(--c-success);font-weight:600}
.compare-table .no{color:#9AA5A1}

/* ---------- 限时入口 ---------- */
.limited{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background:var(--c-primary-900);color:#fff;
}
.limited-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.22;
}
.limited-inner{position:relative;z-index:2;padding:32px 24px}
@media (min-width:992px){.limited-inner{padding:40px 44px}}
.limited-flex{display:flex;flex-direction:column;gap:24px}
@media (min-width:992px){.limited-flex{flex-direction:row;align-items:center;justify-content:space-between}}
.countdown{display:flex;align-items:center;gap:10px}
.cd-block{
  min-width:64px;padding:10px 8px;border-radius:10px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);text-align:center;
}
.cd-block b{display:block;font-size:1.625rem;font-weight:600;line-height:1.1;font-variant-numeric:tabular-nums}
.cd-block i{font-style:normal;font-size:.75rem;color:#A9C0BB;letter-spacing:.06em}
.cd-sep{color:#7E9994;font-size:1.25rem}
.limited-title{font-size:1.25rem;margin:0 0 6px;color:#fff}
.limited-desc{font-size:.9375rem;color:#C3D4D0;margin:0}
.limited .btn-mk-inverse{width:100%}
@media (min-width:992px){.limited .btn-mk-inverse{width:auto}}

/* ---------- 资讯列表 ---------- */
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;height:100%;transition:all .25s ease;position:relative;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(31,78,72,.4);box-shadow:var(--sh-card)}
.news-card-link{display:block;height:100%;color:inherit;text-decoration:none}
.news-card-link:hover{text-decoration:none;color:inherit}
.news-media{position:relative;overflow:hidden;background:#EFECE6}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;background:#EFECE6}
.news-card:hover .news-media img{transform:scale(1.03)}
.news-media-16-9 img{aspect-ratio:16/9}
.news-badge{
  position:absolute;top:12px;left:12px;background:var(--c-accent-soft);color:#9A4418;
  font-size:.75rem;letter-spacing:.04em;padding:4px 10px;border-radius:var(--r-tag);
}
.news-body{padding:20px}
.news-title{
  font-size:1.3125rem;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-summary{
  color:var(--c-ink-2);font-size:.9375rem;line-height:1.75;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:10px;font-size:.8125rem;color:var(--c-ink-2)}
.news-meta .dot-line{width:1px;height:12px;background:var(--c-line);display:inline-block}
.news-card-sm .news-body{padding:16px}
.news-card-sm .news-title{font-size:1.0625rem;-webkit-line-clamp:2;margin-bottom:8px}
.news-sm-row{display:flex;gap:14px;align-items:flex-start}
.news-thumb-sm{
  flex:0 0 88px;width:88px;height:88px;border-radius:var(--r-img);overflow:hidden;background:#EFECE6;
}
.news-thumb-sm img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card-sm:hover .news-thumb-sm img{transform:scale(1.03)}
.empty-state{
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:52px 24px;text-align:center;
}
.empty-icon{
  width:64px;height:64px;border-radius:16px;background:var(--c-accent-soft);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
  color:var(--c-accent);font-size:1.5rem;
}
.empty-state p{color:var(--c-ink-2);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:10px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;overflow:hidden;transition:border-color .22s ease}
.faq-item.is-open{border-color:rgba(31,78,72,.4);box-shadow:var(--sh-rest)}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:16px 20px;text-align:left;
  font-size:1rem;font-weight:600;color:var(--c-ink);line-height:1.6;cursor:pointer;
}
.faq-icon{
  flex:0 0 22px;width:22px;height:22px;position:relative;transition:transform .25s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq-icon::before{left:2px;right:2px;top:10px;height:2px}
.faq-icon::after{top:2px;bottom:2px;left:10px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a-inner{padding:0 20px 20px;color:var(--c-ink-2);font-size:.9375rem;line-height:1.8}

/* ---------- 表单 / 咨询 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:992px){.contact-grid{grid-template-columns:6fr 6fr;gap:40px}}
.form-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px 22px;box-shadow:var(--sh-rest)}
@media (min-width:768px){.form-card{padding:32px 30px}}
.form-row{margin-bottom:18px}
.form-label-mk{display:block;font-size:.875rem;color:var(--c-primary);font-weight:600;margin-bottom:8px;letter-spacing:.02em}
.req{color:var(--c-accent);margin-left:3px}
.form-control-mk{
  width:100%;min-height:48px;padding:12px 14px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#FDFCFA;color:var(--c-ink);font-size:.9375rem;
  transition:border-color .2s ease,box-shadow .2s ease;font-family:inherit;
}
textarea.form-control-mk{min-height:120px;resize:vertical;line-height:1.7}
.form-control-mk:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,78,72,.12);background:#fff}
.form-control-mk.is-invalid{border-color:#C0501E;box-shadow:0 0 0 3px rgba(226,112,58,.14)}
.err-text{color:#C0501E;font-size:.8125rem;margin-top:6px;display:none}
.form-check-mk{display:flex;gap:10px;align-items:flex-start;font-size:.875rem;color:var(--c-ink-2);line-height:1.7}
.form-check-mk input{margin-top:.35em;width:16px;height:16px;accent-color:var(--c-primary);flex:0 0 16px}
.submit-row{margin-top:22px}
.submit-row .btn-mk{width:100%}
@media (min-width:768px){.submit-row .btn-mk{width:100%}}
.trust-panel{background:var(--c-primary);color:#fff;border-radius:var(--r-card);padding:28px 24px;height:100%}
@media (min-width:768px){.trust-panel{padding:34px 30px}}
.trust-panel h3{color:#fff;font-size:1.25rem;margin-bottom:18px}
.trust-list{display:grid;gap:16px;margin-bottom:24px}
.trust-list li{display:flex;gap:12px;font-size:.9375rem;line-height:1.7;color:#D5E3E0}
.trust-list .tick{
  flex:0 0 22px;width:22px;height:22px;border-radius:6px;background:rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:center;font-size:.75rem;color:#fff;margin-top:.25em;
}
.trust-foot{border-top:1px solid rgba(255,255,255,.18);padding-top:18px;font-size:.875rem;color:#BFD3CF}
.trust-foot b{color:#fff;font-weight:600;display:block;margin-bottom:6px;letter-spacing:.04em}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:#C8D6D2;margin-top:8px}
.footer-main{padding:56px 0 40px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{background:#fff;color:var(--c-primary-900)}
.footer-brand .brand-text{color:#fff;font-size:1.0625rem}
.footer-slogan{font-size:.9375rem;color:#A9BEBA;line-height:1.75;margin-bottom:14px}
.footer-hours{font-size:.875rem;color:#8FA8A3}
.footer-col h4{font-size:.875rem;letter-spacing:.06em;color:#fff;font-weight:600;margin-bottom:16px;text-transform:none}
.footer-col li{margin-bottom:10px}
.footer-col a{
  color:#B7C9C5;font-size:.9375rem;text-decoration:none;position:relative;
  background-image:linear-gradient(currentColor,currentColor);background-size:0 1px;
  background-repeat:no-repeat;background-position:0 100%;transition:color .2s ease,background-size .22s ease;
  padding-bottom:2px;
}
.footer-col a:hover{color:#fff;background-size:100% 1px;text-decoration:none}
.footer-contact li{display:flex;gap:10px;font-size:.9375rem;color:#B7C9C5;margin-bottom:12px;line-height:1.7}
.footer-contact .ico{flex:0 0 auto;color:var(--c-accent);font-weight:600;font-size:.8125rem;letter-spacing:.06em;min-width:38px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:.8125rem;color:#8FA8A3}
.footer-bottom .container{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom a{color:#9FB5B0}
.footer-bottom a:hover{color:#fff}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-card);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;z-index:1040;font-size:1.125rem;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-700)}

/* ---------- Bootstrap 覆盖 ---------- */
.btn{--bs-btn-border-radius:var(--r-btn)}
.btn-primary{
  --bs-btn-bg:var(--c-primary);--bs-btn-border-color:var(--c-primary);
  --bs-btn-hover-bg:var(--c-primary-700);--bs-btn-hover-border-color:var(--c-primary-700);
  --bs-btn-active-bg:var(--c-primary-700);--bs-btn-active-border-color:var(--c-primary-700);
  --bs-btn-color:#fff;--bs-btn-hover-color:#fff;--bs-btn-active-color:#fff;
}
.card{--bs-card-border-color:var(--c-line);--bs-card-border-radius:var(--r-card);--bs-card-bg:var(--c-surface)}
.badge{--bs-badge-border-radius:var(--r-tag);font-weight:500;letter-spacing:.04em}
.accordion{--bs-accordion-border-color:var(--c-line);--bs-accordion-active-bg:transparent;--bs-accordion-btn-focus-box-shadow:none}
.form-control:focus,.form-select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,78,72,.12)}
.offcanvas{--bs-offcanvas-bg:var(--c-primary-900)}
a,button{-webkit-tap-highlight-color:transparent}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: article */
:root{
  --c-primary:#1F4E48;
  --c-primary-700:#163A35;
  --c-primary-900:#0F2A26;
  --c-accent:#E2703A;
  --c-accent-soft:#FBE4D5;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55625D;
  --c-line:#E4DED5;
  --c-success:#3E7C5B;
  --r-btn:10px;
  --r-card:16px;
  --r-img:12px;
  --r-tag:6px;
  --sh-rest:0 1px 2px rgba(27,36,34,.06);
  --sh-card:0 8px 24px rgba(27,36,34,.08);
  --sh-hover:0 16px 40px rgba(27,36,34,.12);
  --bs-primary:#1F4E48;
  --bs-body-color:#1B2422;
  --bs-body-bg:#F7F5F1;
  --bs-border-color:#E4DED5;
  --bs-link-color:#1F4E48;
  --bs-link-hover-color:#163A35;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:1rem;
  line-height:1.8;
  letter-spacing:.015em;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--c-primary-700);text-decoration:underline}
h1,h2,h3,h4{font-weight:600;line-height:1.3;letter-spacing:.01em;margin:0}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{max-width:1200px;padding-left:16px;padding-right:16px;margin:0 auto}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media (min-width:1200px){.container{padding-right:32px;padding-left:32px}}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 顶部公告条 ---------- */
.topbar{
  background:var(--c-primary-900);color:#DCE7E3;font-size:.8125rem;
  height:38px;display:flex;align-items:center;position:relative;z-index:1040;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.topbar-text{letter-spacing:.02em}
.topbar-text strong{color:#fff;font-weight:600}
.topbar-close{background:none;border:0;color:#9FB6AF;font-size:1rem;line-height:1;padding:4px 6px;cursor:pointer;border-radius:6px}
.topbar-close:hover{color:#fff;background:rgba(255,255,255,.08)}
@media (max-width:767px){.topbar{display:none}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600;letter-spacing:.04em;
}
.brand-text{font-size:1.0625rem;font-weight:600;color:var(--c-ink);letter-spacing:.02em}
.brand:hover .brand-text{color:var(--c-primary)}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-item-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  font-size:15px;letter-spacing:.02em;color:var(--c-ink-2);border-radius:8px;
}
.nav-item-link:hover{color:var(--c-primary);text-decoration:none}
.nav-item-link.is-active{color:var(--c-primary);font-weight:600}
.nav-item-link::after{
  content:"";position:absolute;left:50%;bottom:2px;width:0;height:2px;background:var(--c-primary);
  transform:translateX(-50%);transition:width .22s ease;
}
.nav-item-link:hover::after,.nav-item-link.is-active::after{width:20px}
.header-cta{display:flex;align-items:center;gap:10px}
.btn-brand{
  --bs-btn-bg:var(--c-primary);--bs-btn-border-color:var(--c-primary);
  --bs-btn-color:#fff;--bs-btn-hover-bg:var(--c-primary-700);--bs-btn-hover-border-color:var(--c-primary-700);
  --bs-btn-hover-color:#fff;--bs-btn-active-bg:var(--c-primary-900);--bs-btn-active-border-color:var(--c-primary-900);
  --bs-btn-active-color:#fff;--bs-btn-focus-shadow-rgb:31,78,72;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:.9375rem;font-weight:500;
  border:1px solid var(--c-primary);background:var(--c-primary);color:#fff;
  transition:all .22s ease;text-decoration:none;
}
.btn-brand:hover{background:var(--c-primary-700);border-color:var(--c-primary-700);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-card)}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;font-size:.9375rem;font-weight:500;
  border:1px solid var(--c-primary);background:transparent;color:var(--c-primary);
  transition:all .22s ease;text-decoration:none;
}
.btn-outline-brand:hover{background:var(--c-primary);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:500;
  background:none;border:0;padding:0;font-size:.9375rem;
}
.btn-ghost .arrow{transition:transform .22s ease}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-ghost:hover{text-decoration:none;color:var(--c-primary-700)}
.nav-toggle{
  width:44px;height:44px;border-radius:10px;border:1px solid var(--c-line);background:#fff;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.offcanvas{width:84vw!important;max-width:340px;background:var(--c-primary-900);color:#E8F0ED}
.offcanvas-header{border-bottom:1px solid rgba(255,255,255,.12);padding:18px 20px}
.offcanvas-title{font-size:1rem;font-weight:600;color:#fff}
.offcanvas .btn-close{filter:invert(1) grayscale(1) brightness(2)}
.mobile-nav{display:flex;flex-direction:column;padding:8px 0}
.mobile-nav a{
  display:flex;align-items:center;height:48px;padding:0 20px;color:#CFDDD9;font-size:1rem;
  border-bottom:1px solid rgba(255,255,255,.06);text-decoration:none;
}
.mobile-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.mobile-nav a.is-active{color:#fff;font-weight:600;background:rgba(255,255,255,.08)}
.offcanvas-foot{padding:20px}
.offcanvas-foot .btn-brand{width:100%;border-radius:10px;background:var(--c-accent);border-color:var(--c-accent)}
.offcanvas-foot .btn-brand:hover{background:#C95F2E;border-color:#C95F2E}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{border-bottom:1px solid var(--c-line);background:#fff}
.breadcrumb-list{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:.875rem;color:var(--c-ink-2);padding:14px 0;list-style:none;margin:0;
}
.breadcrumb-list li{display:flex;align-items:center;gap:8px;min-width:0}
.breadcrumb-list .sep{color:#B8C2BD}
.breadcrumb-list a{color:var(--c-ink-2)}
.breadcrumb-list a:hover{color:var(--c-primary)}
.breadcrumb-list .current{color:var(--c-primary);font-weight:600;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-hero{background:var(--c-surface);border-bottom:1px solid var(--c-line);padding:40px 0 36px}
@media (min-width:768px){.article-hero{padding:56px 0 48px}}
.article-hero-inner{max-width:900px}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-tag);
  background:var(--c-accent-soft);color:#9C4620;font-size:.8125rem;font-weight:600;letter-spacing:.02em;
}
.article-title{font-size:clamp(1.5rem,3.2vw,2.25rem);margin:16px 0 18px;color:var(--c-ink)}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:.8125rem;color:var(--c-ink-2);
}
.article-meta .dot{width:1px;height:12px;background:var(--c-line)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{opacity:.7}

/* ---------- 正文区 ---------- */
.article-section{padding:48px 0}
@media (min-width:768px){.article-section{padding:64px 0}}
@media (min-width:1200px){.article-section{padding:88px 0}}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;justify-content:center}
@media (min-width:1200px){.article-layout{grid-template-columns:minmax(0,760px) 220px;justify-content:center;gap:56px}}
.article-body{max-width:760px;font-size:17px;line-height:1.8;color:var(--c-ink);overflow-wrap:break-word}
@media (min-width:1200px){.article-body{font-size:1.0625rem}}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:1.5rem;margin:2.2em 0 .8em;padding-left:14px;scroll-margin-top:96px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:2px;background:var(--c-primary)}
.article-body h3{font-size:1.25rem;margin:1.6em 0 .6em;scroll-margin-top:96px}
.article-body h4{font-size:1.125rem;margin:1.4em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;list-style:none}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em}
.article-body ul li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--c-accent)}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:.5em;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.25em;width:18px;height:18px;border-radius:5px;
  background:var(--c-primary);color:#fff;font-size:.75rem;font-weight:600;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;background:#F2F6F4;border-left:4px solid var(--c-accent);
  border-radius:0 12px 12px 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:100%;border-radius:var(--r-img);margin:12px 0;background:#EFECE6}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:.8125rem;color:var(--c-ink-2);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.9375rem;border:1px solid var(--c-line);border-radius:10px;overflow:hidden}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);text-align:left}
.article-body th{background:#F2F6F4;font-weight:600;color:var(--c-ink)}
.article-body tbody tr:nth-child(even){background:#FAF8F5}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--c-primary-700)}
.article-body code{background:#F2F6F4;padding:2px 6px;border-radius:5px;font-size:.9em}

/* 目录 */
.toc-aside{display:none}
@media (min-width:1200px){
  .toc-aside{display:block;position:sticky;top:104px;align-self:start;max-height:calc(100vh - 140px);overflow:auto}
}
.toc-title{font-size:.8125rem;letter-spacing:.08em;color:var(--c-primary);font-weight:600;margin-bottom:12px;text-transform:uppercase}
.toc-list{list-style:none;margin:0;padding:0;border-left:2px solid var(--c-line)}
.toc-list li a{
  display:block;padding:7px 0 7px 14px;margin-left:-2px;border-left:2px solid transparent;
  font-size:.875rem;color:var(--c-ink-2);line-height:1.5;text-decoration:none;
}
.toc-list li a:hover{color:var(--c-primary);border-left-color:rgba(31,78,72,.4)}
.toc-list li a.is-current{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary)}

/* 空态 */
.empty-state{
  max-width:760px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:#fff;
  padding:56px 24px;text-align:center;
}
.empty-state .ico{
  width:56px;height:56px;border-radius:16px;background:var(--c-accent-soft);color:#9C4620;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.25rem;font-weight:600;
}
.empty-state h2{font-size:1.25rem;margin-bottom:8px}
.empty-state p{color:var(--c-ink-2);font-size:.9375rem;margin-bottom:20px}

/* 相关推荐 */
.related-block{border-top:1px solid var(--c-line);margin-top:48px;padding-top:40px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-eyebrow{font-size:.8125rem;letter-spacing:.08em;color:var(--c-primary);font-weight:600;margin-bottom:8px}
.related-head h2{font-size:1.375rem}
.related-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.related-item{
  display:flex;gap:14px;padding:16px;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:#fff;box-shadow:var(--sh-rest);transition:all .22s ease;position:relative;
}
.related-item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:0 3px 3px 0;background:var(--c-primary);opacity:0;transition:opacity .22s ease}
.related-item:hover{transform:translateY(-4px);box-shadow:var(--sh-card);border-color:rgba(31,78,72,.4);text-decoration:none}
.related-item:hover::before{opacity:1}
.related-thumb{flex:0 0 72px;width:72px;height:72px;border-radius:10px;overflow:hidden;background:#EFECE6}
.related-thumb img{width:100%;height:100%;object-fit:cover}
.related-body{min-width:0}
.related-body h3{font-size:1rem;line-height:1.45;margin-bottom:8px;color:var(--c-ink)}
.related-item:hover .related-body h3{color:var(--c-primary)}
.related-body .date{font-size:.8125rem;color:var(--c-ink-2);font-variant-numeric:tabular-nums}
.back-row{padding-top:28px}
.btn-back{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);font-size:.9375rem;font-weight:500;
  transition:all .22s ease;text-decoration:none;
}
.btn-back:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-rest)}

/* CTA 通栏 */
.cta-band{background:var(--c-primary-900);color:#fff;padding:44px 0}
@media (min-width:768px){.cta-band{padding:56px 0}}
.cta-band-inner{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
@media (min-width:992px){.cta-band-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px}}
.cta-band h2{color:#fff;font-size:clamp(1.25rem,2.2vw,1.75rem);margin-bottom:8px}
.cta-band p{color:#B9CCC7;font-size:.9375rem;margin:0;max-width:620px}
.btn-light-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;
  border-radius:10px;background:#fff;color:var(--c-primary-900);font-weight:500;font-size:.9375rem;
  transition:all .22s ease;text-decoration:none;border:1px solid #fff;
}
.btn-light-brand:hover{background:var(--c-accent);border-color:var(--c-accent);color:#fff;text-decoration:none;transform:translateY(-1px)}
@media (max-width:575px){.btn-light-brand{width:100%}}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-primary-900);color:#C8D8D3;font-size:.9375rem}
.footer-main{padding:56px 0 40px}
@media (min-width:768px){.footer-main{padding:72px 0 48px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media (min-width:1200px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand .brand-text{color:#fff;font-size:1.0625rem;font-weight:600}
.footer-slogan{color:#9FB6AF;font-size:.875rem;margin-bottom:10px;max-width:280px}
.footer-hours{color:#86A099;font-size:.8125rem;margin:0}
.footer-col h4{font-size:.875rem;letter-spacing:.06em;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#C8D8D3;font-size:.875rem;text-decoration:none;transition:color .2s ease}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-contact li{display:flex;gap:10px;font-size:.875rem;color:#C8D8D3;margin-bottom:10px;align-items:flex-start}
.footer-contact .ico{
  flex:0 0 auto;font-size:.75rem;color:#9FD0C4;border:1px solid rgba(255,255,255,.18);
  border-radius:6px;padding:1px 6px;line-height:1.6;
}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0}
.footer-bottom .container{display:flex;flex-direction:column;gap:10px;font-size:.8125rem;color:#8FA8A1}
@media (min-width:768px){.footer-bottom .container{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom a{color:#8FA8A1;font-size:.8125rem}
.footer-bottom a:hover{color:#fff}

/* 返回顶部 */
.back-to-top{
  position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-card);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .25s ease;z-index:1050;
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--c-primary-700)}
@media (max-width:575px){.back-to-top{right:14px;bottom:18px;width:42px;height:42px}}

/* roulang page: category1 */
:root{
  --c-primary:#1F4E48;
  --c-primary-700:#163A35;
  --c-primary-900:#0F2A26;
  --c-accent:#E2703A;
  --c-accent-soft:#FBE4D5;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55625D;
  --c-line:#E4DED5;
  --c-success:#3E7C5B;
  --r-btn:10px; --r-card:16px; --r-img:12px; --r-tag:6px;
  --sh-rest:0 1px 2px rgba(27,36,34,.06);
  --sh-card:0 8px 24px rgba(27,36,34,.08);
  --sh-hover:0 16px 40px rgba(27,36,34,.12);
  --bs-primary:#1F4E48;
  --bs-body-color:#1B2422;
  --bs-body-bg:#F7F5F1;
  --bs-border-color:#E4DED5;
  --bs-link-color:#1F4E48;
  --bs-link-hover-color:#163A35;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:1rem;line-height:1.8;letter-spacing:.015em;
  color:var(--c-ink);background:var(--c-bg);
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--c-primary-700);text-decoration:underline}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:.01em;font-weight:600;color:var(--c-ink)}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1200px){.container{padding-left:32px;padding-right:32px}}
@media(min-width:1440px){.container{max-width:1280px}}
section{scroll-margin-top:96px}

/* ---------- 顶部公告条 ---------- */
.topbar{background:var(--c-primary-900);color:#F2EFE9;font-size:.8125rem;height:38px;display:flex;align-items:center}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-text{display:flex;align-items:center;gap:8px;line-height:1.4}
.topbar-text i{color:var(--c-accent)}
.topbar-close{background:none;border:0;color:rgba(255,255,255,.7);width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:8px;transition:background .22s ease,color .22s ease}
.topbar-close:hover{background:rgba(255,255,255,.1);color:#fff}
@media(max-width:767px){.topbar{display:none}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line);box-shadow:var(--sh-rest)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;font-size:.9375rem;font-weight:700;letter-spacing:.04em;box-shadow:var(--sh-rest)}
.brand-text{font-size:1.0625rem;font-weight:600;color:var(--c-ink);letter-spacing:.02em}
.brand:hover .brand-text{color:var(--c-primary)}
.main-nav{display:flex;align-items:center;gap:30px}
.nav-item-link{position:relative;font-size:15px;font-weight:500;letter-spacing:.02em;color:var(--c-ink);padding:26px 0;text-decoration:none}
.nav-item-link::after{content:"";position:absolute;left:50%;bottom:14px;transform:translateX(-50%);height:2px;width:0;background:var(--c-primary);border-radius:2px;transition:width .22s ease}
.nav-item-link:hover{color:var(--c-primary);text-decoration:none}
.nav-item-link:hover::after{width:100%}
.nav-item-link.is-active{color:var(--c-primary)}
.nav-item-link.is-active::after{width:20px}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{width:44px;height:44px;border:1px solid var(--c-line);background:#fff;border-radius:10px;color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:1.125rem;cursor:pointer;transition:border-color .22s ease,background .22s ease}
.nav-toggle:hover{border-color:rgba(31,78,72,.4);background:#F4F8F7}

/* ---------- 移动抽屉 ---------- */
.mobile-nav{width:84vw;max-width:340px;background:var(--c-primary-900);color:#fff;border:0}
.mobile-nav .offcanvas-header{padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.12)}
.mobile-nav .offcanvas-title{color:#fff;font-size:.9375rem;font-weight:600;display:flex;align-items:center;gap:10px}
.mobile-nav .offcanvas-body{padding:0;display:flex;flex-direction:column;height:100%}
.mobile-nav .m-list{padding:8px 20px;flex:1}
.mobile-nav .m-list a{display:flex;align-items:center;min-height:48px;color:rgba(255,255,255,.86);font-size:15px;border-bottom:1px solid rgba(255,255,255,.08);text-decoration:none}
.mobile-nav .m-list a.is-active{color:#fff;font-weight:600}
.mobile-nav .m-foot{padding:18px 20px 26px;border-top:1px solid rgba(255,255,255,.12)}
.mobile-nav .m-foot p{color:rgba(255,255,255,.6);font-size:.8125rem;margin:10px 0 0}

/* ---------- 按钮体系 ---------- */
.btn{font-weight:500;letter-spacing:.02em;border-radius:var(--r-btn);transition:all .22s ease;border-width:1px}
.btn:focus-visible{box-shadow:0 0 0 3px rgba(226,112,58,.35)}
.btn-primary{--bs-btn-bg:#1F4E48;--bs-btn-border-color:#1F4E48;--bs-btn-hover-bg:#163A35;--bs-btn-hover-border-color:#163A35;--bs-btn-active-bg:#0F2A26;--bs-btn-active-border-color:#0F2A26;--bs-btn-color:#fff;--bs-btn-hover-color:#fff;--bs-btn-active-color:#fff;--bs-btn-disabled-bg:#8AA5A1;--bs-btn-disabled-border-color:#8AA5A1;box-shadow:var(--sh-rest)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-card)}
.btn-outline-primary{--bs-btn-color:#1F4E48;--bs-btn-border-color:#1F4E48;--bs-btn-hover-bg:#1F4E48;--bs-btn-hover-border-color:#1F4E48;--bs-btn-hover-color:#fff;--bs-btn-active-bg:#163A35;--bs-btn-active-border-color:#163A35;--bs-btn-active-color:#fff}
.btn-outline-light{--bs-btn-color:#fff;--bs-btn-border-color:rgba(255,255,255,.7);--bs-btn-hover-bg:#fff;--bs-btn-hover-border-color:#fff;--bs-btn-hover-color:#0F2A26;--bs-btn-active-bg:#F2EFE9;--bs-btn-active-color:#0F2A26}
.btn-lg{min-height:52px;padding:13px 28px;font-size:1rem}
.btn-md{min-height:44px;padding:10px 22px;font-size:.9375rem}
.btn-sm{min-height:36px;padding:7px 16px;font-size:.875rem}
.btn-pill{border-radius:999px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:.875rem;font-weight:500;color:var(--c-primary);text-decoration:none}
.link-arrow i{transition:transform .22s ease}
.link-arrow:hover{color:var(--c-primary-700);text-decoration:none}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- 徽章 / 标签 ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-tag);font-size:.8125rem;letter-spacing:.04em;background:var(--c-accent-soft);color:#8C3D16;font-weight:500}
.tag-outline{background:transparent;border:1px solid rgba(31,78,72,.4);color:var(--c-primary)}
.eyebrow{display:inline-block;font-size:.8125rem;letter-spacing:.08em;color:var(--c-primary);font-weight:600;margin-bottom:12px}

/* ---------- 面包屑 ---------- */
.breadcrumb-row{padding:18px 0 0}
.breadcrumb{--bs-breadcrumb-divider:"/";margin:0;font-size:.875rem;color:var(--c-ink-2)}
.breadcrumb-item a{color:var(--c-ink-2);text-decoration:none}
.breadcrumb-item a:hover{color:var(--c-primary);text-decoration:underline}
.breadcrumb-item.active{color:var(--c-primary);font-weight:500}
.breadcrumb-item+.breadcrumb-item::before{color:var(--c-line)}

/* ---------- 分类 Hero ---------- */
.cat-hero{position:relative;min-height:260px;display:flex;align-items:center;background-image:linear-gradient(rgba(15,42,38,.72),rgba(15,42,38,.58)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;color:#fff;margin-top:0}
.cat-hero .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px}
.cat-hero h1{color:#fff;font-size:clamp(1.75rem,4vw,2.75rem);max-width:760px}
.cat-hero p{color:rgba(255,255,255,.86);font-size:1.125rem;max-width:660px;margin-top:14px;margin-bottom:0}
.cat-hero .hero-tag{background:rgba(226,112,58,.9);color:#fff;margin-bottom:16px}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1200px){.section{padding:88px 0}}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:clamp(1.375rem,2.4vw,2rem)}
.section-head p{color:var(--c-ink-2);margin-top:12px;margin-bottom:0;font-size:.9375rem}
.section-alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}

/* ---------- 图文交替条目流 ---------- */
.entry-row{padding:36px 0;border-bottom:1px dashed var(--c-line)}
.entry-row:first-child{padding-top:0}
.entry-row:last-child{border-bottom:0;padding-bottom:0}
@media(min-width:992px){
  .entry-row{padding:46px 0}
  .entry-row .row{row-gap:0}
}
.entry-media{border-radius:var(--r-img);overflow:hidden;background:#EFECE6;box-shadow:var(--sh-rest)}
.entry-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .22s ease}
.entry-media:hover img{transform:scale(1.03)}
.entry-no{font-size:.8125rem;font-weight:600;letter-spacing:.08em;color:var(--c-accent);margin-bottom:10px}
.entry-copy h3{font-size:1.375rem;margin-bottom:14px}
.entry-copy p{color:var(--c-ink-2);font-size:.9375rem;line-height:1.8}
.entry-points{margin:18px 0 20px}
.entry-points li{position:relative;padding-left:20px;font-size:.9375rem;color:var(--c-ink-2);margin-bottom:8px}
.entry-points li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;background:var(--c-accent-soft);border:1px solid rgba(226,112,58,.5);border-radius:2px}

/* ---------- 条目卡网格 ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:992px){.card-grid{grid-template-columns:repeat(3,1fr)}}
.entry-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-rest);display:flex;flex-direction:column;height:100%;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(31,78,72,.4)}
.entry-card .thumb{overflow:hidden;background:#EFECE6}
.entry-card .thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .22s ease}
.entry-card:hover .thumb img{transform:scale(1.03)}
.entry-card .body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.entry-card h3{font-size:1.0625rem;margin-bottom:10px}
.entry-card p{font-size:.875rem;color:var(--c-ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.entry-card .foot{margin-top:auto}
.card-badge{position:absolute;top:12px;left:12px;background:rgba(251,228,213,.96);color:#8C3D16;font-size:.75rem;padding:4px 10px;border-radius:var(--r-tag);font-weight:500}
.thumb-wrap{position:relative}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{border:1px solid var(--c-line);border-radius:12px;margin-bottom:10px;overflow:hidden;background:var(--c-surface);box-shadow:var(--sh-rest)}
.faq-acc .accordion-button{min-height:56px;padding:16px 20px;font-size:1rem;font-weight:500;color:var(--c-ink);background:var(--c-surface);box-shadow:none;line-height:1.5}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary);background:#F4F8F7}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(226,112,58,.25);border-color:transparent}
.faq-acc .accordion-button::after{background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--c-primary);display:flex;align-items:center;justify-content:center;width:24px;height:24px;font-size:1rem;transform:rotate(0);transition:transform .22s ease}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--c-accent)}
.faq-acc .accordion-body{padding:4px 20px 22px;color:var(--c-ink-2);font-size:.9375rem;line-height:1.85}

/* ---------- 分类 CTA 条 ---------- */
.cat-cta{background:var(--c-primary-900);color:#fff;border-radius:0}
.cat-cta .inner{padding:52px 0;display:flex;flex-direction:column;gap:22px;align-items:flex-start;text-align:left}
@media(min-width:992px){
  .cat-cta .inner{flex-direction:row;align-items:center;justify-content:space-between;padding:56px 0;gap:40px}
  .cat-cta .inner .txt{max-width:640px}
}
.cat-cta h2{color:#fff;font-size:clamp(1.25rem,2.2vw,1.75rem)}
.cat-cta p{color:rgba(255,255,255,.72);margin-top:12px;margin-bottom:0;font-size:.9375rem}
.cat-cta .actions{display:flex;flex-wrap:wrap;gap:12px;width:100%}
@media(min-width:992px){.cat-cta .actions{width:auto;flex-shrink:0}}
@media(max-width:991px){.cat-cta .actions .btn{width:100%}}

/* ---------- 提示条 ---------- */
.notice{display:flex;gap:12px;padding:16px 18px;border:1px solid var(--c-line);border-left:3px solid var(--c-primary);border-radius:10px;background:var(--c-surface);font-size:.875rem;color:var(--c-ink-2)}
.notice.warn{border-left-color:var(--c-accent);background:#FFF9F5}
.notice i{color:var(--c-primary);margin-top:4px}
.notice.warn i{color:var(--c-accent)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:rgba(255,255,255,.76);margin-top:0}
.footer-main{padding:56px 0 40px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(min-width:992px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand .brand-text{color:#fff;font-size:1rem;font-weight:600}
.footer-slogan{font-size:.875rem;color:rgba(255,255,255,.72);margin-bottom:10px;line-height:1.7}
.footer-hours{font-size:.8125rem;color:rgba(255,255,255,.55);margin:0}
.footer-col h4{font-size:.875rem;letter-spacing:.06em;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:.875rem;text-decoration:none;transition:color .22s ease}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-contact li{display:flex;gap:10px;font-size:.875rem;color:rgba(255,255,255,.72);margin-bottom:12px;line-height:1.6}
.footer-contact .ico{flex-shrink:0;font-size:.75rem;color:rgba(255,255,255,.5);padding-top:3px;min-width:28px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;font-size:.8125rem}
.footer-bottom .container{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
@media(min-width:768px){.footer-bottom .container{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:rgba(255,255,255,.6);text-decoration:none}
.footer-bottom a:hover{color:#fff;text-decoration:underline}

/* ---------- 返回顶部 ---------- */
.back-top{position:fixed;right:18px;bottom:22px;width:46px;height:46px;border-radius:50%;border:0;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-card);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .22s ease;z-index:1040;cursor:pointer}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--c-primary-700)}

/* ---------- 响应式微调 ---------- */
@media(max-width:767px){
  .cat-hero{min-height:220px}
  .cat-hero .container{padding-top:44px;padding-bottom:44px}
  .cat-hero p{font-size:1rem}
  .section{padding:48px 0}
  .section-head{margin-bottom:32px}
  .entry-copy h3{font-size:1.1875rem}
  .entry-row{padding:32px 0}
  .footer-main{padding:44px 0 32px}
}

/* roulang page: category2 */
:root{
  --c-primary:#1F4E48;
  --c-primary-700:#163A35;
  --c-primary-900:#0F2A26;
  --c-accent:#E2703A;
  --c-accent-soft:#FBE4D5;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55625D;
  --c-line:#E4DED5;
  --c-success:#3E7C5B;
  --c-ph:#EFECE6;
  --r-btn:10px; --r-card:16px; --r-img:12px; --r-tag:6px;
  --sh-1:0 1px 2px rgba(27,36,34,.06);
  --sh-2:0 8px 24px rgba(27,36,34,.08);
  --sh-3:0 16px 40px rgba(27,36,34,.12);
  --t:.22s ease;
  --bs-primary:#1F4E48;
  --bs-body-color:#1B2422;
  --bs-body-bg:#F7F5F1;
  --bs-border-color:#E4DED5;
  --bs-link-color:#1F4E48;
  --bs-link-hover-color:#163A35;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:1rem;
  line-height:1.8;
  letter-spacing:.015em;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-primary-700);text-decoration:underline;}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.3;letter-spacing:.01em;font-weight:600;color:var(--c-ink);margin:0;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1200px){.container{padding-left:32px;padding-right:32px;}}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding-top:48px;padding-bottom:48px;}
@media (min-width:768px){.section{padding-top:64px;padding-bottom:64px;}}
@media (min-width:1200px){.section{padding-top:88px;padding-bottom:88px;}}
[id]{scroll-margin-top:104px;}

/* ---------- 公告条 ---------- */
.notice-bar{background:var(--c-primary-900);color:#EAF0EE;font-size:13.5px;}
.notice-inner{display:flex;align-items:center;gap:12px;min-height:38px;padding-top:6px;padding-bottom:6px;}
.notice-dot{flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--c-accent);}
.notice-inner p{margin:0;flex:1 1 auto;color:#D8E2DF;}
.notice-close{flex:0 0 auto;width:28px;height:28px;border:0;background:transparent;color:#B9C7C3;font-size:20px;line-height:1;cursor:pointer;border-radius:6px;transition:background var(--t),color var(--t);}
.notice-close:hover{background:rgba(255,255,255,.12);color:#fff;}
@media (max-width:767.98px){.notice-bar{display:none;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:700;letter-spacing:.02em;
}
.brand-text{font-size:17px;font-weight:600;color:var(--c-ink);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:30px;}
.nav-item-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:72px;padding:0 2px;font-size:15px;letter-spacing:.02em;
  color:var(--c-ink);font-weight:500;
}
.nav-item-link::after{
  content:"";position:absolute;left:50%;bottom:16px;transform:translateX(-50%);
  width:0;height:2px;background:var(--c-primary);transition:width var(--t);
}
.nav-item-link:hover{color:var(--c-primary);text-decoration:none;}
.nav-item-link:hover::after{width:20px;}
.nav-item-link.is-active{color:var(--c-primary);}
.nav-item-link.is-active::after{width:20px;}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;cursor:pointer;transition:border-color var(--t),background var(--t);
}
.nav-toggle:hover{border-color:rgba(31,78,72,.4);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}

/* ---------- 按钮体系 ---------- */
.btn-main,.btn-outline,.btn-invert,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:500;letter-spacing:.02em;
  padding:0 22px;height:44px;font-size:15px;cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  text-decoration:none;border:1px solid transparent;
}
.btn-main{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.btn-main:hover{background:var(--c-primary-700);border-color:var(--c-primary-700);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);text-decoration:none;}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline:hover{background:rgba(31,78,72,.07);color:var(--c-primary-700);transform:translateY(-1px);text-decoration:none;}
.btn-invert{background:#fff;border-color:#fff;color:var(--c-primary-900);}
.btn-invert:hover{background:var(--c-accent-soft);border-color:var(--c-accent-soft);color:var(--c-primary-900);transform:translateY(-1px);box-shadow:var(--sh-2);text-decoration:none;}
.btn-ghost{background:transparent;border-color:transparent;color:var(--c-primary);padding:0;height:auto;}
.btn-ghost::after{content:"→";transition:transform var(--t);}
.btn-ghost:hover{color:var(--c-primary-700);text-decoration:underline;}
.btn-ghost:hover::after{transform:translateX(4px);}
.btn-lg{height:52px;font-size:16px;padding:0 26px;}
.btn-sm{height:36px;font-size:14px;padding:0 16px;}

/* ---------- 页面 Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-primary-900);}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:1;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(15,42,38,.88) 0%,rgba(15,42,38,.72) 55%,rgba(15,42,38,.55) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:64px;max-width:820px;}
@media (min-width:768px){.page-hero-inner{padding-top:76px;padding-bottom:76px;}}
.hero-tag{
  display:inline-block;padding:5px 12px;margin-bottom:16px;border-radius:var(--r-tag);
  background:var(--c-accent-soft);color:#8F3F17;font-size:13px;letter-spacing:.06em;font-weight:500;
}
.page-hero h1{color:#fff;font-size:clamp(1.75rem,4vw,3rem);margin-bottom:14px;}
.page-hero .hero-sub{color:#CFDCD8;font-size:1.0625rem;margin:0;max-width:640px;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:var(--c-bg);border-bottom:1px solid var(--c-line);}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-2);padding:14px 0;}
.breadcrumb-line a{color:var(--c-ink-2);}
.breadcrumb-line a:hover{color:var(--c-primary);}
.breadcrumb-line .sep{color:#B7B3AA;}
.breadcrumb-line .current{color:var(--c-primary);font-weight:500;}

/* ---------- 板块标题 ---------- */
.sec-head{margin-bottom:32px;}
@media (min-width:768px){.sec-head{margin-bottom:44px;}}
.sec-eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.08em;color:var(--c-primary);
  font-weight:600;margin-bottom:10px;
}
.sec-head h2{font-size:clamp(1.375rem,2.4vw,2rem);margin-bottom:12px;}
.sec-head p{color:var(--c-ink-2);margin:0;max-width:680px;}
.sec-head.is-center{text-align:center;}
.sec-head.is-center p{margin-left:auto;margin-right:auto;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:0;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:24px;top:10px;bottom:26px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,rgba(31,78,72,.28) 100%);
}
.tl-item{position:relative;padding-left:66px;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:17px;top:8px;width:16px;height:16px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-primary);z-index:2;
}
.tl-item.is-focus .tl-dot{left:14px;top:5px;width:22px;height:22px;background:var(--c-accent);border-color:var(--c-accent);box-shadow:0 0 0 4px rgba(226,112,58,.16);}
.tl-num{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-primary);background:rgba(31,78,72,.08);
  padding:3px 9px;border-radius:var(--r-tag);margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.tl-item.is-focus .tl-num{color:#8F3F17;background:var(--c-accent-soft);}
.tl-item h3{font-size:1.25rem;margin-bottom:8px;}
.tl-item p{color:var(--c-ink-2);margin:0;max-width:760px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  display:inline-block;font-size:.8125rem;padding:3px 10px;border-radius:var(--r-tag);
  border:1px solid var(--c-line);color:var(--c-ink-2);background:var(--c-surface);
}
.chip.is-accent{border-color:rgba(226,112,58,.4);color:#8F3F17;background:var(--c-accent-soft);}
.tl-more{margin-top:28px;}

/* ---------- 图文展示 ---------- */
.wide-figure{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);
  background:var(--c-ph);box-shadow:var(--sh-1);
}
.wide-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;}
.wide-figure figcaption{
  padding:12px 18px;font-size:.8125rem;color:var(--c-ink-2);
  background:var(--c-surface);border-top:1px solid var(--c-line);
}

/* ---------- 要点对照 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){.compare-grid{grid-template-columns:1fr 1fr;gap:24px;}}
.compare-col{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);transition:border-color var(--t),box-shadow var(--t);
}
.compare-col:hover{border-color:rgba(31,78,72,.4);box-shadow:var(--sh-2);}
.compare-col.is-alt{background:linear-gradient(180deg,#FFF9F4 0%,var(--c-surface) 100%);border-top:4px solid var(--c-accent);}
.compare-col h3{font-size:1.125rem;margin-bottom:6px;}
.compare-col .col-sub{font-size:.875rem;color:var(--c-ink-2);margin-bottom:18px;}
.tick-list li{
  position:relative;padding-left:22px;padding-bottom:12px;font-size:.9375rem;color:var(--c-ink-2);
  border-bottom:1px dashed var(--c-line);
}
.tick-list li:last-child{padding-bottom:0;border-bottom:0;}
.tick-list li::before{
  content:"";position:absolute;left:0;top:.7em;width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
.compare-col.is-alt .tick-list li::before{background:var(--c-accent);}

/* ---------- 提示条 ---------- */
.notice-tip{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid var(--c-accent);
  border-radius:0 var(--r-card) var(--r-card) 0;padding:18px 22px;box-shadow:var(--sh-1);
}
.notice-tip strong{display:block;font-size:1rem;margin-bottom:4px;}
.notice-tip p{margin:0;font-size:.9375rem;color:var(--c-ink-2);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:10px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;
  overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:rgba(31,78,72,.4);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);cursor:pointer;transition:color var(--t);
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--c-accent-soft);color:var(--c-accent);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;font-weight:500;
  transition:transform var(--t),background var(--t);
}
.faq-q[aria-expanded="true"]{color:var(--c-primary);}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);}
.faq-a{padding:0 20px 20px;color:var(--c-ink-2);font-size:.9375rem;line-height:1.8;}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--c-primary-900);color:#EAF0EE;}
.cta-inner{display:flex;flex-direction:column;gap:22px;padding:44px 0;}
@media (min-width:768px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:56px 0;gap:32px;}
}
.cta-inner h2{color:#fff;font-size:clamp(1.25rem,2.2vw,1.75rem);margin-bottom:10px;}
.cta-inner p{color:#C3D1CD;margin:0;max-width:620px;font-size:.9375rem;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:#C9D5D1;font-size:.9375rem;}
.footer-main{padding:56px 0 40px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px;}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff;}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:600;}
.footer-slogan{color:#A9BBB6;margin:0 0 8px;max-width:280px;}
.footer-hours{color:#8FA5A0;font-size:.8125rem;margin:0;}
.footer-col h4{color:#fff;font-size:14px;letter-spacing:.06em;margin-bottom:16px;font-weight:600;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#C9D5D1;font-size:.9375rem;}
.footer-col ul li a:hover{color:#fff;text-decoration:underline;}
.footer-contact li{display:flex;gap:10px;color:#C9D5D1;margin-bottom:12px;line-height:1.6;}
.footer-contact .ico{
  flex:0 0 auto;font-size:.75rem;color:#9FB3AE;border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-tag);padding:1px 7px;height:22px;line-height:18px;margin-top:1px;
}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:13px;color:#93A8A3;}
.footer-bottom .container{display:flex;flex-direction:column;gap:10px;}
@media (min-width:768px){.footer-bottom .container{flex-direction:row;align-items:center;justify-content:space-between;}}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom a{color:#93A8A3;}
.footer-bottom a:hover{color:#fff;text-decoration:underline;}

/* ---------- 移动端抽屉 ---------- */
.offcanvas.mobile-drawer{width:84vw;max-width:360px;background:var(--c-primary-900);color:#D8E2DF;border:0;}
.mobile-drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.12);padding:18px 20px;}
.mobile-drawer .brand .brand-mark{background:rgba(255,255,255,.14);}
.mobile-drawer .brand .brand-text{color:#fff;}
.mobile-drawer .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.75;}
.mobile-drawer .offcanvas-body{padding:12px 0;}
.mobile-nav{display:flex;flex-direction:column;}
.mobile-link{
  display:flex;align-items:center;min-height:48px;padding:0 22px;
  color:#D8E2DF;font-size:16px;border-left:3px solid transparent;transition:background var(--t),color var(--t),border-color var(--t);
}
.mobile-link:hover{background:rgba(255,255,255,.07);color:#fff;text-decoration:none;}
.mobile-link.is-active{color:#fff;border-left-color:var(--c-accent);background:rgba(255,255,255,.06);}
.mobile-drawer .offcanvas-footer{padding:16px 20px 24px;border-top:1px solid rgba(255,255,255,.12);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:18px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:0;display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;cursor:pointer;box-shadow:var(--sh-2);opacity:0;visibility:hidden;
  transition:opacity var(--t),visibility var(--t),background var(--t),transform var(--t);z-index:1040;
}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--c-primary-700);transform:translateY(-2px);}

@media (max-width:991.98px){
  .header-inner{min-height:64px;}
}
@media (max-width:575.98px){
  .page-hero-inner{padding-top:48px;padding-bottom:48px;}
  .tl-item{padding-left:56px;}
  .timeline::before{left:19px;}
  .tl-dot{left:12px;}
  .tl-item.is-focus .tl-dot{left:9px;}
  .footer-main{padding:44px 0 32px;}
}