/* roulang page: index */
:root{
  --brand:#1C6B5A; --brand-strong:#124C40; --brand-soft:#DCECE5;
  --sand:#E3A15B; --sand-soft:#F7E8D7;
  --ink:#15201C; --muted:#5C6B64;
  --bg:#F5F6F2; --surface:#FFFFFF; --alt:#EDF3EE; --line:#D6E0D8;
  --success:#2E7D5B; --warn:#B86B2A; --focus:rgba(28,107,90,.35);
  --radius:18px; --radius-sm:12px; --radius-lg:22px;
  --shadow:0 10px 30px rgba(24,33,30,.08);
  --shadow-lg:0 18px 46px rgba(24,33,30,.12);
  --container:1280px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.page{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
button{font:inherit;cursor:pointer}
svg{display:block}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
@media(min-width:768px){.wrap{padding:0 24px}}
@media(min-width:1024px){.wrap{padding:0 32px}}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(24,33,30,.05)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-badge{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-strong) 100%);
  color:#fff;font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;
  letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-line1{font-size:15px;font-weight:700;color:var(--brand-strong);letter-spacing:.01em}
.brand-line2{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.22em}
.primary-nav{display:none;align-items:center;gap:4px}
@media(min-width:1024px){.primary-nav{display:flex}}
.nav-link{
  padding:9px 13px;border-radius:10px;font-size:14.5px;color:var(--ink);
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--alt);color:var(--brand-strong)}
.nav-link.active{color:var(--brand-strong);font-weight:600;background:var(--brand-soft)}
.nav-link:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.topbar-actions{display:flex;align-items:center;gap:8px}
.search{display:none;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:0 12px;height:42px;transition:border-color .18s,box-shadow .18s}
@media(min-width:1200px){.search{display:flex;width:250px}}
.search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--focus)}
.search input{border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);width:100%;height:100%}
.search input::placeholder{color:#8C9A93}
.search svg{flex-shrink:0;color:var(--muted)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  min-height:44px;padding:0 20px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(28,107,90,.18)}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 10px 22px rgba(28,107,90,.24)}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand-strong)}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-strong);background:var(--brand-soft)}
.btn-sand{background:var(--sand);color:#241708}
.btn-sand:hover{background:#D28F45;transform:translateY(-1px);box-shadow:0 10px 22px rgba(227,161,91,.32)}
.btn-lg{min-height:50px;padding:0 26px;font-size:16px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;box-shadow:none}
.menu-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--ink);
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand-strong)}
@media(min-width:1024px){.menu-toggle{display:none}}
.mobile-nav{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 16px}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 4px;font-size:15.5px;color:var(--ink);border-bottom:1px dashed var(--line)}
.mobile-nav a:last-child{border-bottom:0}
.mobile-nav a:hover{color:var(--brand-strong)}
.channelbar{border-top:1px solid var(--line);background:#FBFCFA}
.channelbar-inner{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channelbar-inner::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;min-height:34px;padding:0 15px;
  border-radius:999px;font-size:14.5px;color:var(--ink);
  transition:background .18s ease,color .18s ease;
}
.tab:hover{background:var(--alt)}
.tab.active{background:var(--brand-soft);color:var(--brand-strong);font-weight:600}
.tab:focus-visible{outline:2px solid var(--focus);outline-offset:2px}

/* ============ 首屏 ============ */
.hero{padding:44px 0 0;background:linear-gradient(180deg,#FBFCFA 0%,var(--bg) 100%)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:52px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-strong);font-size:13px;font-weight:600;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
.hero h1{
  margin-top:18px;font-size:clamp(30px,4.6vw,52px);line-height:1.24;font-weight:800;
  letter-spacing:-.01em;color:var(--ink);
}
.hero-lead{margin-top:18px;font-size:16.5px;line-height:1.9;color:var(--muted);max-width:62ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.hero-points li::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--sand)}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
@media(min-width:1024px){.hero-media img{aspect-ratio:5/4}}
.hero-media::after{
  content:"";position:absolute;inset:auto -30px -46px auto;width:180px;height:180px;
  border:1px solid rgba(255,255,255,.6);border-radius:50%;pointer-events:none;
}
.hero-arc{
  position:absolute;left:14px;top:14px;width:64px;height:64px;border-radius:50%;
  border:1px solid rgba(255,255,255,.7);pointer-events:none;
}
.stats{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:34px;
  padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
}
@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:44px;padding:24px 28px}}
.stat{padding:4px 6px;border-left:2px solid var(--brand-soft)}
@media(min-width:768px){.stat{padding:4px 18px}}
.stat:first-child{border-left:2px solid var(--brand)}
.stat strong{display:block;font-size:19px;font-weight:800;color:var(--brand-strong);font-variant-numeric:tabular-nums;line-height:1.4}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:2px}

/* ============ 通用板块 ============ */
.section{padding:56px 0;scroll-margin-top:130px}
@media(min-width:768px){.section{padding:80px 0}}
@media(min-width:1024px){.section{padding:92px 0}}
.section-head{max-width:760px;margin-bottom:32px}
.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.3;letter-spacing:-.01em}
.section-desc{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-alt{background:var(--alt)}

/* ============ 权益对比表 ============ */
.table-shell{position:relative;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);overflow:hidden}
.table-scroll{overflow-x:auto;scrollbar-width:thin}
.plan{width:100%;min-width:820px;border-collapse:collapse;font-variant-numeric:tabular-nums}
.plan th,.plan td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.plan thead th{
  background:#FBFCFA;font-size:14px;font-weight:700;color:var(--brand-strong);
  border-bottom:1px solid var(--line);vertical-align:middle;
}
.plan thead th .th-name{display:block;font-size:15px;color:var(--ink)}
.plan thead th .th-note{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:3px}
.plan tbody td:first-child,.plan thead th:first-child{
  position:sticky;left:0;background:#fff;z-index:3;font-weight:600;color:var(--ink);
  box-shadow:1px 0 0 var(--line);
}
.plan thead th:first-child{background:#FBFCFA}
.plan tbody tr:hover td{background:#F8FBF8}
.plan tbody tr:hover td.col-hot{background:#EFF8F3}
.plan .col-hot{background:#F3FAF6}
.plan thead th.col-hot{background:#E6F3EC;border-top:3px solid var(--brand)}
.plan tbody tr:last-child td{border-bottom:0}
.ok{color:var(--success);font-weight:700}
.no{color:#A9B5AE}
.badge-hot{
  display:inline-block;margin-left:6px;padding:2px 9px;border-radius:999px;
  background:var(--sand-soft);color:#8A5417;font-size:11.5px;font-weight:700;vertical-align:middle;
}
.pill-state{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:600}
.pill-state.on{background:var(--brand-soft);color:var(--brand-strong)}
.pill-state.off{background:#EEF1EE;color:#8D998F}
.plan-cta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 22px;background:#FBFCFA;border-top:1px solid var(--line);
}
.plan-cta p{font-size:14px;color:var(--muted)}
.plan-cta .actions{display:flex;flex-wrap:wrap;gap:10px}
.table-hint{display:block;margin-top:12px;font-size:13px;color:var(--muted)}
@media(min-width:768px){.table-hint{display:none}}

/* ============ 等级亮点 ============ */
.level-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:1024px){.level-grid{grid-template-columns:7fr 5fr;gap:24px}}
.level-side{display:grid;gap:20px}
.level-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.level-card:hover{border-color:#B7D3C6;box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.level-card-lg{background:linear-gradient(170deg,#FFFFFF 0%,#F4FAF6 100%);padding:32px;border-color:#BFDACD}
@media(min-width:768px){.level-card-lg{padding:38px}}
.level-tag{
  align-self:flex-start;display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  background:var(--brand);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.level-tag.sand{background:var(--sand-soft);color:#8A5417}
.level-tag.line{background:#fff;border:1px solid var(--line);color:var(--muted)}
.level-card h3{margin-top:16px;font-size:22px;font-weight:800}
.level-card-lg h3{font-size:27px}
@media(min-width:768px){.level-card-lg h3{font-size:30px}}
.level-price{margin-top:8px;font-size:14px;color:var(--muted)}
.level-price strong{font-size:26px;color:var(--brand-strong);font-weight:800;font-variant-numeric:tabular-nums}
.level-list{margin-top:18px;display:grid;gap:10px}
.level-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.7}
.level-list li svg{flex-shrink:0;margin-top:5px;color:var(--brand)}
.level-card .btn{margin-top:22px;align-self:flex-start}
.level-card-lg .btn{margin-top:26px}
.level-fit{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--muted)}

/* ============ 内容卡片 ============ */
.cards{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.cards{grid-template-columns:repeat(3,1fr);gap:24px}}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.card:hover{border-color:#B7D3C6;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-badge{
  position:absolute;left:14px;top:14px;padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--brand-strong);font-size:12.5px;font-weight:700;
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:19px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.meta{display:flex;flex-wrap:wrap;gap:8px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.meta span{display:inline-flex;align-items:center;gap:5px}
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-strong)}
.arrow-link svg{transition:transform .2s ease}
.card:hover .arrow-link svg,.arrow-link:hover svg{transform:translateX(3px)}
.arrow-link:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:6px}

/* ============ 资讯列表 ============ */
.post-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.post-card:hover{border-color:#B7D3C6;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.post-card .card-media img{aspect-ratio:16/9}
.post-card .card-body h3 a:hover{color:var(--brand-strong)}
.empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);text-align:center;
}
.empty .empty-icon{
  width:56px;height:56px;border-radius:16px;background:var(--brand-soft);color:var(--brand-strong);
  display:flex;align-items:center;justify-content:center;
}
.empty p{font-size:15px;color:var(--muted)}
.empty .empty-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item:hover{border-color:#B7D3C6}
.faq-item[open]{background:var(--alt);border-color:#B7D3C6}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:16.5px;font-weight:700;line-height:1.55;color:var(--ink)}
.faq-item summary:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}
.faq-plus{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--brand-strong);
  transition:transform .25s ease,background .2s ease;
}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:var(--brand-soft);border-color:var(--brand-soft)}
.faq-answer{padding:0 20px 20px;font-size:15px;color:var(--muted);line-height:1.85}
.faq-answer p+p{margin-top:8px}

/* ============ CTA ============ */
.cta-band{
  background:var(--brand-strong);border-radius:24px;padding:34px 26px;color:#fff;position:relative;overflow:hidden;
  display:grid;grid-template-columns:1fr;gap:22px;align-items:center;
}
@media(min-width:900px){.cta-band{grid-template-columns:1fr auto;padding:46px 48px;gap:36px}}
.cta-band::before{
  content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;left:-40px;bottom:-90px;width:200px;height:200px;border-radius:50%;
  border:1px solid rgba(227,161,91,.28);pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.35}
.cta-band p{margin-top:12px;font-size:14.8px;line-height:1.85;color:rgba(255,255,255,.78);max-width:60ch}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}
.cta-band .btn-outline{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:#124C40;color:rgba(255,255,255,.76);margin-top:0}
.footer-top{padding:56px 0 34px}
@media(min-width:768px){.footer-top{padding:64px 0 40px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px 28px}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand .brand-line1{color:#fff;font-size:16px}
.footer-brand .brand-line2{color:rgba(255,255,255,.6)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:34ch}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:14px}
.footer-col a,.footer-col span{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.7);transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:var(--sand);transform:translateX(2px)}
.footer-col a:focus-visible{outline:2px solid var(--sand);outline-offset:3px;border-radius:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}

@media(prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --brand:#1C6B5A;
  --brand-strong:#124C40;
  --brand-soft:#DCECE5;
  --sand:#E3A15B;
  --sand-soft:#F7E8D7;
  --ink:#15201C;
  --muted:#5C6B64;
  --mist:#F5F6F2;
  --card:#FFFFFF;
  --alt:#EDF3EE;
  --line:#D6E0D8;
  --success:#2E7D5B;
  --warn:#B86B2A;
  --focus:rgba(28,107,90,.35);
  --radius:18px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(24,33,30,.08);
  --shadow-lg:0 18px 46px rgba(24,33,30,.13);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:140px}
body{
  margin:0;
  background:var(--mist);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.wrap{padding:0 24px}}
@media (min-width:1280px){.wrap{padding:0 32px}}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,246,242,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-top{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-badge{width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px;box-shadow:0 6px 16px rgba(28,107,90,.26);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-line1{font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:.02em}
.brand-line2{font-size:14.5px;font-weight:700;color:var(--brand)}
.header-actions{display:none}
@media (min-width:1024px){
  .header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
}
.header-cta-mobile{margin-left:auto;height:36px;padding:0 14px;font-size:13.5px}
@media (min-width:1024px){.header-cta-mobile{display:none}}
.nav-row{border-top:1px solid var(--line)}
.primary-nav{display:flex;align-items:center;gap:6px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.primary-nav::-webkit-scrollbar{display:none}
.nav-link{flex:none;display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;font-size:14.5px;color:var(--muted);white-space:nowrap;transition:background .18s,color .18s}
.nav-link:hover{background:var(--brand-soft);color:var(--brand-strong)}
.nav-link.active{background:var(--brand-soft);color:var(--brand-strong);font-weight:600}
.nav-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.search-box{position:relative;display:flex;align-items:center}
.search-box input{width:176px;height:38px;padding:0 12px 0 36px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:14px;color:var(--ink);transition:border-color .18s,box-shadow .18s,width .2s}
.search-box input::placeholder{color:#93A29B}
.search-box input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--focus);width:210px}
.search-box svg{position:absolute;left:12px;width:16px;height:16px;color:var(--muted);pointer-events:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;border-radius:12px;font-size:14.5px;font-weight:600;white-space:nowrap;transition:transform .18s,background .18s,color .18s,border-color .18s,box-shadow .18s}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(28,107,90,.22)}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 12px 26px rgba(28,107,90,.3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-strong)}
.btn-sand{background:var(--sand);color:#3A2410;box-shadow:0 10px 24px rgba(227,161,91,.32)}
.btn-sand:hover{background:#D8924A;transform:translateY(-1px)}
.btn-sand:active{transform:translateY(0)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;pointer-events:none;transform:none;box-shadow:none}

/* ---------- 文章主体 ---------- */
.article-shell{padding:26px 0 72px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:22px}
.crumbs a{color:var(--muted);transition:color .18s}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{opacity:.45}
.crumbs .current{color:var(--ink);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:880px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--brand-soft);color:var(--brand-strong);letter-spacing:.02em}
.article-title{font-size:clamp(26px,3.6vw,40px);margin:16px 0 16px;color:var(--ink);letter-spacing:-.015em}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13.5px;color:var(--muted);padding-bottom:22px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{width:6px;height:6px;border-radius:999px;background:var(--brand);display:inline-block}

.article-grid{display:grid;grid-template-columns:1fr;gap:40px;margin-top:34px}
@media (min-width:1024px){
  .article-grid{grid-template-columns:minmax(0,1fr) 292px;gap:52px;align-items:start}
}

/* 正文排版 */
.prose{max-width:72ch;font-size:16.5px;line-height:1.92;color:#22302A;word-break:break-word}
.prose > * + *{margin-top:1.05em}
.prose h2{font-size:clamp(21px,2.4vw,27px);margin-top:2em;padding-left:14px;border-left:4px solid var(--brand);color:var(--ink);line-height:1.4}
.prose h3{font-size:clamp(18px,1.9vw,21px);margin-top:1.6em;color:var(--ink);line-height:1.45}
.prose h4{font-size:17px;margin-top:1.4em;color:var(--brand-strong)}
.prose p{margin-top:1.05em}
.prose ul,.prose ol{margin-top:1.05em;padding-left:1.4em;list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-bottom:.45em}
.prose li::marker{color:var(--brand);font-weight:600}
.prose strong{color:var(--ink);font-weight:700}
.prose a{color:var(--brand);border-bottom:1px solid rgba(28,107,90,.35);transition:background .18s,color .18s}
.prose a:hover{background:var(--brand-soft);color:var(--brand-strong)}
.prose blockquote{margin:1.6em 0;padding:16px 20px;border-left:4px solid var(--sand);background:var(--sand-soft);border-radius:0 14px 14px 0;color:#4A3A28}
.prose blockquote p{margin:0}
.prose img{border-radius:16px;border:1px solid var(--line);margin:1.6em 0;box-shadow:var(--shadow)}
.prose figure{margin:1.6em 0}
.prose figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.prose .table-wrap{overflow-x:auto;margin:1.6em 0;border:1px solid var(--line);border-radius:14px;-webkit-overflow-scrolling:touch}
.prose table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.prose th{background:var(--alt);color:var(--ink);font-weight:600;text-align:left}
.prose th,.prose td{padding:11px 15px;border-bottom:1px solid var(--line)}
.prose tr:last-child td{border-bottom:0}
.prose tbody tr:hover{background:#F8FBF9}
.prose pre{background:#10241F;color:#DCECE5;padding:18px 20px;border-radius:14px;overflow-x:auto;font-size:14px;line-height:1.7;margin:1.6em 0}
.prose code{background:var(--alt);padding:2px 6px;border-radius:6px;font-size:.92em;color:var(--brand-strong)}
.prose pre code{background:none;padding:0;color:inherit}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}

/* 目录 */
.toc-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
@media (min-width:1024px){.toc-box{position:sticky;top:142px}}
.toc-box h2{font-size:14px;color:var(--ink);letter-spacing:.06em;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.toc-box h2::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--sand)}
.toc-mobile-btn{display:flex;align-items:center;justify-content:space-between;width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:12px}
.toc-mobile-btn svg{transition:transform .2s}
.toc-mobile-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
@media (min-width:1024px){.toc-mobile-btn{display:none}}
.toc-list{display:grid;gap:2px;font-size:14px;max-height:62vh;overflow:auto;padding-right:4px}
@media (max-width:1023px){
  .toc-list{max-height:0;overflow:hidden;transition:max-height .3s ease}
  .toc-list.open{max-height:62vh;overflow:auto}
}
.toc-list a{display:block;padding:7px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;color:var(--muted);line-height:1.55;transition:background .16s,color .16s,border-color .16s}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand-strong)}
.toc-list a.active{border-left-color:var(--brand);background:var(--alt);color:var(--brand-strong);font-weight:600}
.toc-list .toc-sub{padding-left:22px;font-size:13.5px}
.toc-hint{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.7}

/* 空态 */
.empty-state{background:var(--card);border:1px dashed var(--line);border-radius:var(--radius);padding:44px 24px;text-align:center;max-width:640px}
.empty-state .ico{width:54px;height:54px;border-radius:16px;background:var(--brand-soft);color:var(--brand-strong);display:grid;place-items:center;margin:0 auto 16px}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{font-size:14.5px;color:var(--muted);margin-bottom:20px}

/* 相关推荐 */
.related{margin-top:64px;padding-top:44px;border-top:1px solid var(--line)}
.related-head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:12px;margin-bottom:26px}
.related-head h2{font-size:clamp(21px,2.4vw,26px)}
.related-head p{font-size:14px;color:var(--muted);margin-top:6px}
.rel-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rel-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .2s,box-shadow .2s,transform .2s}
.rel-card:hover{border-color:var(--brand-soft);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.rel-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--alt)}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.rel-card:hover .thumb img{transform:scale(1.045)}
.rel-card .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.rel-card h3{font-size:16.5px;line-height:1.5;color:var(--ink)}
.rel-card p{font-size:13.5px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card .meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-top:auto;padding-top:6px;font-variant-numeric:tabular-nums}
.rel-card .arrow{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:600;color:var(--brand);transition:gap .2s}
.rel-card:hover .arrow{gap:9px}

/* 文末 CTA */
.end-cta{position:relative;overflow:hidden;margin-top:56px;background:var(--brand-strong);border-radius:24px;padding:36px 26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;color:#fff}
.end-cta::after{content:"";position:absolute;right:-60px;top:-70px;width:240px;height:240px;border-radius:50%;border:1px solid rgba(220,236,229,.18);pointer-events:none}
.end-cta::before{content:"";position:absolute;right:20px;bottom:-90px;width:200px;height:200px;border-radius:50%;border:1px solid rgba(227,161,91,.24);pointer-events:none}
.end-cta h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;position:relative;z-index:1}
.end-cta p{font-size:14.5px;color:#B9D2C8;max-width:46ch;position:relative;z-index:1}
.end-cta .btn{position:relative;z-index:1}
@media (min-width:768px){.end-cta{padding:44px 44px}}

/* ---------- 页脚 ---------- */
.site-footer{background:#10241F;color:#C9D8D1;margin-top:0}
.footer-top{padding:56px 0 36px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:44px}}
.footer-brand .brand-line1,.footer-brand .brand-line2{color:#fff}
.footer-brand .brand-badge{background:var(--sand);color:#3A2410;box-shadow:none}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#9DB3AA;max-width:36ch}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.05em;font-weight:600}
.footer-col a,.footer-col span{display:block;font-size:14px;color:#9DB3AA;padding:5px 0;transition:color .18s}
.footer-col a:hover{color:var(--sand)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#7E968D;font-variant-numeric:tabular-nums}

/* 通用小工具 */
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--brand-strong);background:var(--brand-soft);padding:5px 13px;border-radius:999px;letter-spacing:.04em}

/* roulang page: category1 */
:root{
    --brand:#1C6B5A;
    --brand-strong:#124C40;
    --brand-soft:#DCECE5;
    --sand:#E3A15B;
    --sand-soft:#F7E8D7;
    --ink:#15201C;
    --muted:#5C6B64;
    --mist:#F5F6F2;
    --surface:#FFFFFF;
    --surface-alt:#EDF3EE;
    --line:#D6E0D8;
    --success:#2E7D5B;
    --warn:#B86B2A;
    --focus:rgba(28,107,90,.35);
    --radius-card:18px;
    --radius-hero:22px;
    --radius-btn:12px;
    --shadow-card:0 10px 30px rgba(24,33,30,.08);
    --shadow-lift:0 16px 40px rgba(24,33,30,.12);
    --container:1280px;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    background:var(--mist);
    color:var(--ink);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0}
  a{color:inherit;text-decoration:none}
  button,input{font-family:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 4px var(--focus);border-radius:6px}

  .wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
  .num{font-variant-numeric:tabular-nums}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 20px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;border:1px solid transparent;
    cursor:pointer;white-space:nowrap;
    transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  }
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(28,107,90,.22)}
  .btn-primary:hover{background:var(--brand-strong);transform:translateY(-2px);box-shadow:0 12px 26px rgba(28,107,90,.28)}
  .btn-primary:active{transform:translateY(0);box-shadow:none}
  .btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
  .btn-outline:hover{background:var(--brand-soft);transform:translateY(-2px)}
  .btn-outline:active{transform:translateY(0)}
  .btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
  .btn-sand{background:var(--sand);color:#3A2410;box-shadow:0 10px 24px rgba(227,161,91,.34)}
  .btn-sand:hover{background:#D9934F;transform:translateY(-2px);box-shadow:0 14px 30px rgba(227,161,91,.4)}
  .btn-sand:active{transform:translateY(0);box-shadow:none}
  .btn[disabled],.btn:disabled{opacity:.5;pointer-events:none;transform:none;box-shadow:none}

  /* ============ 导航 ============ */
  .site-header{position:sticky;top:0;z-index:60;background:rgba(245,246,242,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  .header-top-inner{display:flex;align-items:center;gap:20px;height:72px}
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-badge{
    width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;
    display:grid;place-items:center;font-size:17px;font-weight:700;letter-spacing:0;
    box-shadow:0 6px 16px rgba(28,107,90,.26);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.16}
  .brand-line1{font-size:15px;font-weight:800;letter-spacing:.01em;color:var(--ink)}
  .brand-line2{font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--muted)}
  .header-spacer{flex:1 1 auto}
  .header-actions{display:flex;align-items:center;gap:10px}
  .search-box{
    display:flex;align-items:center;gap:8px;height:42px;min-width:210px;
    background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 12px;
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .search-box:hover{border-color:#B7CCC2}
  .search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--focus)}
  .search-box svg{flex-shrink:0;color:var(--muted)}
  .search-box input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--ink)}
  .search-box input::placeholder{color:#93A29A}

  .channel-bar{background:rgba(255,255,255,.78);border-top:1px solid var(--line)}
  .primary-nav{
    display:flex;align-items:center;gap:6px;height:48px;
    overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
    -webkit-overflow-scrolling:touch;
  }
  .primary-nav::-webkit-scrollbar{display:none}
  .nav-link{
    display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
    font-size:14.5px;font-weight:600;color:var(--ink);white-space:nowrap;
    transition:background .18s ease,color .18s ease;
  }
  .nav-link:hover{background:var(--brand-soft);color:var(--brand-strong)}
  .nav-link.active{background:var(--brand-soft);color:var(--brand);box-shadow:inset 0 0 0 1px rgba(28,107,90,.16)}

  /* ============ 分类 Hero ============ */
  .page-hero{
    padding:52px 0 46px;
    background:linear-gradient(180deg,#FFFFFF 0%,var(--mist) 100%);
    border-bottom:1px solid var(--line);
    position:relative;overflow:hidden;
  }
  .page-hero::after{
    content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
    border-radius:50%;border:1px solid rgba(28,107,90,.12);pointer-events:none;
  }
  .page-hero::before{
    content:"";position:absolute;right:40px;bottom:-180px;width:320px;height:320px;
    border-radius:50%;border:1px dashed rgba(227,161,91,.3);pointer-events:none;
  }
  .page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.1em;
    color:var(--brand);background:var(--brand-soft);
    padding:6px 14px;border-radius:999px;
  }
  .eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand)}
  .page-hero h1{
    margin:18px 0 16px;
    font-size:clamp(30px,4.2vw,46px);
    line-height:1.28;font-weight:800;letter-spacing:-.01em;
    max-width:16em;
  }
  .page-hero h1 .accent{color:var(--brand)}
  .hero-lead{font-size:16.5px;line-height:1.9;color:var(--muted);max-width:34em}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
  .hero-facts li{
    display:inline-flex;align-items:center;gap:7px;
    font-size:13.5px;font-weight:600;color:var(--brand-strong);
    background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  }
  .hero-facts li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sand)}
  .page-hero-media{position:relative}
  .page-hero-media img{
    width:100%;height:100%;aspect-ratio:16/11;object-fit:cover;
    border-radius:var(--radius-hero);border:1px solid var(--line);
    box-shadow:var(--shadow-card);
  }
  .page-hero-media figcaption{
    margin-top:10px;font-size:12.5px;color:var(--muted);text-align:right;
  }

  /* ============ 指南主体 ============ */
  .guide-section{padding:56px 0 64px}
  .guide-layout{display:grid;grid-template-columns:252px minmax(0,1fr);gap:44px;align-items:start}
  .guide-toc{position:sticky;top:140px}
  .toc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 20px;box-shadow:var(--shadow-card)}
  .toc-title{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--muted);margin-bottom:14px}
  .toc-list li+li{margin-top:4px}
  .toc-list a{
    display:flex;align-items:center;gap:10px;
    padding:9px 10px;border-radius:10px;font-size:14px;font-weight:600;color:var(--ink);
    transition:background .16s ease,color .16s ease;
  }
  .toc-list a::before{content:"";width:12px;height:2px;border-radius:2px;background:var(--line);transition:background .16s ease,width .16s ease}
  .toc-list a:hover{background:var(--brand-soft);color:var(--brand-strong)}
  .toc-list a:hover::before{background:var(--brand);width:18px}
  .toc-foot{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted);line-height:1.7}

  .section-head{margin-bottom:26px}
  .section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35;font-weight:800;letter-spacing:-.01em}
  .section-head p{margin-top:10px;font-size:15.5px;color:var(--muted);max-width:44em}
  .section-tag{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
    letter-spacing:.1em;color:var(--sand);background:var(--sand-soft);
    padding:5px 12px;border-radius:999px;margin-bottom:14px;
  }

  .guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .guide-card{
    display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);overflow:hidden;
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .guide-card:hover{transform:translateY(-3px);border-color:#A9CFC2;box-shadow:var(--shadow-lift)}
  .guide-card-media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-alt)}
  .guide-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .guide-card:hover .guide-card-media img{transform:scale(1.05)}
  .guide-card-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1}
  .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
  .chip{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
    font-size:12px;font-weight:700;letter-spacing:.04em;
    background:var(--brand-soft);color:var(--brand-strong);
  }
  .chip.sand{background:var(--sand-soft);color:#8A5218}
  .chip.plain{background:var(--surface-alt);color:var(--muted)}
  .guide-card h3{font-size:20px;line-height:1.45;font-weight:700;margin-bottom:10px}
  .guide-card p{font-size:14.5px;line-height:1.85;color:var(--muted);flex:1}
  .card-link{
    display:inline-flex;align-items:center;gap:8px;margin-top:18px;
    font-size:14px;font-weight:700;color:var(--brand);
    transition:gap .18s ease,color .18s ease;
  }
  .card-link .arrow{transition:transform .18s ease}
  .guide-card:hover .card-link{color:var(--brand-strong)}
  .guide-card:hover .card-link .arrow{transform:translateX(4px)}

  /* ============ 自查步骤 ============ */
  .checklist-section{padding:64px 0;background:var(--surface-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .checklist{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:30px}
  .check-item{
    position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px 20px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:#A9CFC2}
  .check-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;
    font-size:15px;font-weight:800;margin-bottom:14px;
  }
  .check-item h3{font-size:16px;line-height:1.5;font-weight:700;margin-bottom:8px}
  .check-item p{font-size:13.8px;line-height:1.8;color:var(--muted)}
  .checklist-note{
    margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
    background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;
  }
  .checklist-note strong{color:var(--brand-strong);font-size:14.5px}
  .checklist-note span{font-size:14px;color:var(--muted)}

  /* ============ FAQ ============ */
  .faq-section{padding:72px 0}
  .faq-list{margin-top:26px;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden}
  .faq-item + .faq-item{border-top:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    background:transparent;border:0;cursor:pointer;text-align:left;
    padding:20px 24px;font-size:16.5px;font-weight:700;color:var(--ink);
    transition:background .18s ease,color .18s ease;
  }
  .faq-q:hover{background:var(--surface-alt);color:var(--brand-strong)}
  .faq-q .plus{
    flex-shrink:0;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);
    color:var(--brand);display:grid;place-items:center;font-size:18px;font-weight:700;
    transition:transform .22s ease,background .18s ease,color .18s ease;
  }
  .faq-item[open] .faq-q{background:var(--surface-alt);color:var(--brand-strong)}
  .faq-item[open] .faq-q .plus{transform:rotate(45deg);background:var(--brand);color:#fff}
  .faq-a{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--muted)}
  .faq-item summary{list-style:none}
  .faq-item summary::-webkit-details-marker{display:none}

  /* ============ CTA ============ */
  .cta-section{padding:0 0 80px}
  .cta-panel{
    position:relative;overflow:hidden;
    background:var(--brand-strong);color:#fff;border-radius:24px;
    padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  }
  .cta-panel::after{
    content:"";position:absolute;right:-90px;bottom:-140px;width:340px;height:340px;
    border-radius:50%;border:1px solid rgba(255,255,255,.16);pointer-events:none;
  }
  .cta-panel::before{
    content:"";position:absolute;left:38%;top:-110px;width:240px;height:240px;
    border-radius:50%;border:1px dashed rgba(227,161,91,.34);pointer-events:none;
  }
  .cta-copy{position:relative;z-index:1;max-width:44em}
  .cta-copy h2{font-size:clamp(22px,2.6vw,30px);line-height:1.4;font-weight:800}
  .cta-copy p{margin-top:12px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.78)}
  .cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px}
  .cta-actions .btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
  .cta-actions .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

  /* ============ 页脚 ============ */
  .site-footer{background:#11201B;color:rgba(255,255,255,.78);margin-top:0}
  .footer-top{padding:60px 0 44px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
  .footer-brand .brand{margin-bottom:18px}
  .footer-brand .brand-line1{color:#fff}
  .footer-brand .brand-line2{color:rgba(255,255,255,.6)}
  .footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:30em}
  .footer-col h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:16px}
  .footer-col a,.footer-col span{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:5px 0;transition:color .18s ease,transform .18s ease}
  .footer-col a:hover{color:var(--sand);transform:translateX(3px)}
  .footer-bottom{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
    padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.1);
    font-size:13px;color:rgba(255,255,255,.5);
  }

  /* ============ 响应式 ============ */
  @media (max-width:1280px){
    .wrap{padding:0 26px}
    .checklist{grid-template-columns:repeat(3,minmax(0,1fr))}
  }
  @media (max-width:1024px){
    .page-hero-grid{grid-template-columns:1fr;gap:32px}
    .page-hero-media{max-width:640px}
    .guide-layout{grid-template-columns:1fr;gap:30px}
    .guide-toc{position:static}
    .toc-card{padding:18px}
    .checklist{grid-template-columns:repeat(2,minmax(0,1fr))}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .cta-panel{flex-direction:column;align-items:flex-start;padding:38px 32px}
  }
  @media (max-width:768px){
    .wrap{padding:0 20px}
    .header-top-inner{height:64px;gap:12px}
    .search-box{display:none}
    .header-actions .btn-ghost{display:none}
    .page-hero{padding:38px 0 34px}
    .hero-lead{font-size:15.5px}
    .guide-section{padding:44px 0 48px}
    .checklist-section,.faq-section{padding:48px 0}
    .guide-grid{grid-template-columns:1fr}
    .checklist{grid-template-columns:1fr}
    .faq-q{padding:16px 18px;font-size:15.5px}
    .faq-a{padding:0 18px 18px}
    .cta-section{padding-bottom:56px}
  }
  @media (max-width:520px){
    .brand-line1{font-size:14px}
    .brand-line2{font-size:11px;letter-spacing:.12em}
    .brand-badge{width:34px;height:34px;font-size:15px}
    .page-hero h1{font-size:30px}
    .hero-actions .btn{width:100%}
    .footer-grid{grid-template-columns:1fr;gap:26px}
    .footer-bottom{flex-direction:column;align-items:flex-start}
    .cta-panel{padding:30px 22px}
    .cta-actions{width:100%}
    .cta-actions .btn{width:100%}
  }

/* roulang page: category3 */
:root{
  --brand:#1C6B5A;
  --brand-strong:#124C40;
  --brand-soft:#DCECE5;
  --sand:#E3A15B;
  --sand-soft:#F7E8D7;
  --ink:#15201C;
  --muted:#5C6B64;
  --mist:#F5F6F2;
  --surface:#FFFFFF;
  --alt:#EDF3EE;
  --line:#D6E0D8;
  --ok:#2E7D5B;
  --warn:#B86B2A;
  --focus:rgba(28,107,90,.35);
  --radius:18px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(24,33,30,.08);
  --shadow-lift:0 16px 38px rgba(24,33,30,.13);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--mist);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;font-weight:700}
p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:768px){.wrap{padding:0 24px}}
@media (min-width:1280px){.wrap{padding:0 32px}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,246,242,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-main-inner{display:flex;align-items:center;gap:16px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-badge{
  width:40px;height:40px;border-radius:12px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:700;letter-spacing:0;
  box-shadow:0 6px 16px rgba(28,107,90,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-line1{font-size:15.5px;font-weight:700;color:var(--ink);letter-spacing:.06em}
.brand-line2{font-size:15.5px;font-weight:700;color:var(--brand);letter-spacing:.2em}
.header-search{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;gap:8px;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:0 12px;height:42px;transition:border-color .2s,box-shadow .2s;
}
.header-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--focus)}
.header-search svg{flex:0 0 auto;color:var(--muted)}
.header-search input{
  border:0;outline:0;background:transparent;width:100%;height:100%;
  font-size:14.5px;color:var(--ink);
}
.header-search input::placeholder{color:#8C9A93}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(28,107,90,.22)}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 12px 26px rgba(28,107,90,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(28,107,90,.24)}
.btn-ghost{background:var(--surface);color:var(--brand-strong);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0);background:var(--brand-soft)}
.btn-sand{background:var(--sand);color:#2A1A0A;box-shadow:0 10px 24px rgba(227,161,91,.35)}
.btn-sand:hover{background:#D8913F;transform:translateY(-1px)}
.btn-sand:active{transform:translateY(0)}
.btn-quiet{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-quiet:hover{border-color:var(--brand);color:var(--brand-strong);background:var(--brand-soft)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-sm{min-height:40px;padding:0 16px;font-size:14.5px}

/* ---------- Channel tabs ---------- */
.channel-bar{border-top:1px solid var(--line);background:var(--surface)}
.channel-inner{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.channel-inner::-webkit-scrollbar{display:none}
.primary-nav{display:flex;align-items:center;gap:8px}
.nav-link{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--ink);white-space:nowrap;
  transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--alt);color:var(--brand-strong)}
.nav-link.active{background:var(--brand-soft);color:var(--brand-strong);font-weight:700}

/* ---------- Page hero ---------- */
.page-hero{padding:44px 0 0}
@media (min-width:1024px){.page-hero{padding:64px 0 0}}
.page-hero-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){
  .page-hero-grid{grid-template-columns:1.1fr .9fr;gap:48px}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:999px;background:var(--brand-soft);color:var(--brand-strong);
  font-size:13px;font-weight:600;letter-spacing:.06em;
}
.page-hero h1{
  margin-top:20px;font-size:30px;line-height:1.3;letter-spacing:.01em;
}
@media (min-width:768px){.page-hero h1{font-size:38px}}
@media (min-width:1280px){.page-hero h1{font-size:46px}}
.page-hero h1 .h1-key{color:var(--brand)}
.page-hero .lead{
  margin-top:18px;color:var(--muted);font-size:16.5px;line-height:1.9;max-width:60ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:30px;padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-facts li{font-size:14px;color:var(--muted)}
.hero-facts strong{
  display:block;font-size:22px;color:var(--brand-strong);font-weight:700;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,76,64,0) 45%,rgba(18,76,64,.42) 100%);
  pointer-events:none;
}
.hero-figure .fig-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;
  font-size:13.5px;letter-spacing:.04em;text-shadow:0 2px 10px rgba(0,0,0,.35);
}

/* ---------- Sections ---------- */
.section{padding:56px 0 0}
@media (min-width:1024px){.section{padding:88px 0 0}}
.section-alt{padding:56px 0}
.section-head{max-width:70ch}
.section-head h2{font-size:26px;line-height:1.3}
@media (min-width:1024px){.section-head h2{font-size:33px}}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.9}
.section-head .rule{
  display:block;width:52px;height:3px;border-radius:999px;background:var(--sand);margin-bottom:16px;
}

/* ---------- Benefit table ---------- */
.table-shell{
  position:relative;margin-top:32px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table-scroll:focus-visible{outline:2px solid var(--brand);outline-offset:-4px}
.table-shell .fade{
  position:absolute;top:0;right:0;bottom:0;width:36px;pointer-events:none;
  background:linear-gradient(to right,rgba(255,255,255,0),rgba(255,255,255,.96));
}
.benefit-table{width:100%;border-collapse:separate;border-spacing:0;min-width:780px;font-size:15px}
.benefit-table th,.benefit-table td{
  padding:16px 18px;text-align:left;vertical-align:middle;
  border-bottom:1px solid var(--line);
}
.benefit-table thead th{
  background:var(--alt);color:var(--brand-strong);font-size:14px;font-weight:700;
  letter-spacing:.04em;
}
.benefit-table tbody tr:last-child th,.benefit-table tbody tr:last-child td{border-bottom:0}
.benefit-table .col-feature{
  position:sticky;left:0;background:var(--surface);z-index:2;
  min-width:168px;font-weight:600;color:var(--ink);
  box-shadow:1px 0 0 var(--line);
}
.benefit-table thead .col-feature{background:var(--alt);z-index:3}
.benefit-table .col-recommend{background:var(--brand-soft)}
.benefit-table thead .col-recommend{background:#CFE6DA}
.badge-rec{
  display:inline-flex;align-items:center;height:22px;padding:0 9px;margin-left:8px;
  border-radius:999px;background:var(--brand);color:#fff;font-size:11.5px;
  font-weight:600;letter-spacing:.08em;vertical-align:middle;
}
.benefit-table tbody tr:hover td{background:#FAFCF9}
.benefit-table tbody tr:hover td.col-feature{background:#FAFCF9}
.benefit-table tbody tr:hover td.col-recommend{background:#D5EADF}
.tick{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;background:rgba(46,125,91,.14);color:var(--ok);font-size:14px;font-weight:700}
.dash{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:999px;background:#EDF0EC;color:#8C9A93;font-size:14px;font-weight:700}
.cell-num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--brand-strong)}
.table-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 20px;background:var(--alt);border-top:1px solid var(--line);
}
.table-foot p{font-size:14px;color:var(--muted)}

/* ---------- Level cards ---------- */
.level-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:32px}
@media (min-width:1024px){.level-grid{grid-template-columns:1.25fr .75fr;gap:24px;align-items:stretch}}
.level-side{display:grid;grid-template-columns:1fr;gap:20px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:26px;transition:border-color .2s,box-shadow .2s,transform .2s;
}
.card:hover{border-color:#B9D3C6;box-shadow:var(--shadow-lift);transform:translateY(-2px)}
.level-main{display:flex;flex-direction:column;gap:18px;position:relative;overflow:hidden}
.level-main::before{
  content:"";position:absolute;top:-70px;right:-70px;width:220px;height:220px;border-radius:50%;
  border:1px solid rgba(28,107,90,.14);
}
.level-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-strong);font-size:12.5px;font-weight:600;letter-spacing:.08em;
}
.level-tag.sand{background:var(--sand-soft);color:#8A5A1E}
.level-main h3{font-size:24px}
.level-main .desc{color:var(--muted);font-size:15.5px}
.level-list{display:grid;gap:10px;margin-top:2px}
.level-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink);
}
.level-list li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:999px;
  background:var(--brand);
}
.level-price{
  display:flex;align-items:baseline;gap:8px;font-variant-numeric:tabular-nums;
  color:var(--brand-strong);
}
.level-price strong{font-size:30px;font-weight:700;line-height:1}
.level-price span{font-size:13.5px;color:var(--muted)}
.level-side .card h3{font-size:19px;margin-top:12px}
.level-side .card p{margin-top:10px;font-size:14.8px;color:var(--muted);line-height:1.85}
.level-side .card .btn{margin-top:18px;width:100%}

/* ---------- FAQ ---------- */
.faq-list{margin-top:32px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:14px;background:var(--surface);
  overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item+.faq-item{margin-top:12px}
.faq-item:hover{border-color:#B9D3C6}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:44px;padding:18px 20px;background:transparent;border:0;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);text-align:left;
  transition:background-color .18s ease;
}
.faq-q:hover{background:var(--brand-soft)}
.faq-q[aria-expanded="true"]{background:var(--alt)}
.faq-q h3{font-size:17px;font-weight:600;margin:0}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:999px;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand-strong);background:var(--surface);
  transition:transform .25s ease,background-color .2s ease;
}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff;border-color:var(--brand)}
.faq-a{padding:0 20px 20px;background:var(--alt);color:var(--muted);font-size:15.5px;line-height:1.9}
.faq-a p+p{margin-top:10px}

/* ---------- CTA band ---------- */
.cta-band{
  margin-top:56px;border-radius:24px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,#124C40 0%,#1C6B5A 62%,#256F5E 100%);
  padding:38px 24px;
}
@media (min-width:768px){.cta-band{padding:52px 44px}}
@media (min-width:1024px){.cta-band{margin-top:88px}}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;border:1px solid rgba(255,255,255,.16);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:24px}
@media (min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:48px}}
.cta-band h2{color:#fff;font-size:25px;line-height:1.32}
@media (min-width:1024px){.cta-band h2{font-size:31px}}
.cta-band p{margin-top:12px;color:#C9DED6;font-size:15px;line-height:1.85;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:#0F1F1A;color:#C6D5CE;margin-top:64px;padding-top:56px}
@media (min-width:1024px){.site-footer{padding-top:72px}}
.footer-top{padding-bottom:40px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-line1{color:#FFFFFF}
.footer-brand .brand-line2{color:var(--sand)}
.footer-brand .brand-badge{background:rgba(227,161,91,.18);color:var(--sand);box-shadow:none}
.footer-brand p{font-size:14.5px;line-height:1.9;color:#A9BCB4;max-width:36ch}
.footer-col h3{font-size:14.5px;color:#FFFFFF;margin:0 0 14px;letter-spacing:.06em}
.footer-col a,.footer-col span{
  display:block;font-size:14.5px;color:#A9BCB4;padding:6px 0;
  transition:color .18s ease,transform .18s ease;
}
.footer-col a:hover{color:var(--sand);transform:translateX(2px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  font-size:13px;color:#8FA49B;
}

/* ---------- Responsive tweaks ---------- */
@media (max-width:1023px){
  .header-search{max-width:240px}
}
@media (max-width:767px){
  .header-main-inner{height:64px;gap:12px}
  .header-search{display:none}
  .header-actions .btn-login{display:none}
  .brand-line1,.brand-line2{font-size:14px;letter-spacing:.12em}
  .brand-badge{width:36px;height:36px;border-radius:10px;font-size:16px}
  .page-hero{padding-top:36px}
  .page-hero .lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 auto}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .card{padding:22px}
}
@media (max-width:520px){
  .header-main-inner .brand-text{display:none}
  .header-actions .btn{padding:0 14px;font-size:14px}
  .hero-facts{gap:10px 20px}
  .hero-facts strong{font-size:19px}
  .level-main h3{font-size:21px}
  .faq-q{font-size:16px;padding:16px}
  .faq-q h3{font-size:16px}
  .section{padding-top:48px}
}

/* roulang page: category2 */
:root{
    --brand:#1C6B5A;
    --brand-strong:#124C40;
    --brand-soft:#DCECE5;
    --sand:#E3A15B;
    --sand-soft:#F7E8D7;
    --ink:#15201C;
    --muted:#5C6B64;
    --mist:#F5F6F2;
    --card:#FFFFFF;
    --alt:#EDF3EE;
    --line:#D6E0D8;
    --ok:#2E7D5B;
    --warn:#B86B2A;
    --ring:rgba(28,107,90,.35);
    --radius-card:18px;
    --radius-hero:22px;
    --shadow-soft:0 10px 30px rgba(24,33,30,.08);
    --shadow-hover:0 16px 40px rgba(24,33,30,.13);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    background:var(--mist);
    color:var(--ink);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;}
  button,input{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em;}
  p{margin:0;}
  ul,ol{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;}
  .wrap{width:100%;max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px;}
  @media(min-width:768px){.wrap{padding-left:24px;padding-right:24px;}}
  @media(min-width:1280px){.wrap{padding-left:32px;padding-right:32px;}}
  .num{font-variant-numeric:tabular-nums;}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(245,246,242,.95);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .header-top{display:flex;align-items:center;gap:12px;height:72px;}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-badge{
    width:40px;height:40px;border-radius:12px;
    background:linear-gradient(140deg,var(--brand),var(--brand-strong));
    color:#fff;display:grid;place-items:center;
    font-weight:700;font-size:17px;letter-spacing:.02em;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.12;}
  .brand-line1{font-size:15px;font-weight:700;color:var(--ink);}
  .brand-line2{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.34em;}
  .header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
  .search{position:relative;display:none;align-items:center;width:236px;}
  .search svg{position:absolute;left:13px;width:16px;height:16px;color:var(--muted);pointer-events:none;}
  .search input{
    width:100%;height:42px;border-radius:12px;border:1px solid var(--line);
    background:#fff;padding:0 14px 0 38px;font-size:14px;color:var(--ink);
    transition:border-color .18s,box-shadow .18s;
  }
  .search input::placeholder{color:#8c9993;}
  .search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--ring);}
  @media(min-width:1024px){.search{display:flex;}}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 18px;border-radius:12px;
    font-size:15px;font-weight:600;border:1px solid transparent;
    cursor:pointer;white-space:nowrap;
    transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(28,107,90,.22);}
  .btn-primary:hover{background:var(--brand-strong);transform:translateY(-2px);box-shadow:0 12px 26px rgba(28,107,90,.28);}
  .btn-primary:active{transform:translateY(0);}
  .btn-secondary{background:#fff;color:var(--brand-strong);border-color:var(--brand);}
  .btn-secondary:hover{background:var(--brand-soft);transform:translateY(-2px);}
  .btn-secondary:active{transform:translateY(0);}
  .btn-sand{background:var(--sand);color:#26180A;box-shadow:0 10px 24px rgba(227,161,91,.32);}
  .btn-sand:hover{background:#d9934c;transform:translateY(-2px);}
  .btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
  .btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-strong);}
  .btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;transform:none;box-shadow:none;}
  .btn-sm{min-height:38px;padding:0 14px;font-size:14px;border-radius:10px;}
  .menu-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:#fff;color:var(--ink);cursor:pointer;
    transition:background .18s,border-color .18s,color .18s;
  }
  .menu-toggle:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-strong);}
  @media(min-width:1024px){.menu-toggle{display:none;}}
  .mobile-panel{display:none;padding:0 0 16px;border-top:1px solid var(--line);}
  .mobile-panel.is-open{display:block;}
  .mobile-panel .search{display:flex;width:100%;margin-top:14px;}
  .mobile-panel-actions{display:flex;gap:10px;margin-top:12px;}
  .mobile-panel-actions .btn{flex:1;}
  @media(min-width:1024px){.mobile-panel{display:none !important;}}

  .tabs-row{border-top:1px solid var(--line);background:rgba(255,255,255,.6);}
  .primary-nav{
    display:flex;gap:6px;overflow-x:auto;padding:6px 0;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .primary-nav::-webkit-scrollbar{display:none;}
  .nav-link{
    flex:0 0 auto;display:inline-flex;align-items:center;
    min-height:38px;padding:0 16px;border-radius:999px;
    font-size:14px;color:var(--ink);white-space:nowrap;
    transition:background .18s,color .18s,box-shadow .18s;
  }
  .nav-link:hover{background:var(--brand-soft);color:var(--brand-strong);}
  .nav-link:active{background:#cfe3da;}
  .nav-link.active{
    background:var(--brand-soft);color:var(--brand-strong);
    font-weight:700;box-shadow:inset 0 0 0 1px rgba(28,107,90,.2);
  }

  /* ============ 通用板块 ============ */
  .section{padding-top:56px;padding-bottom:56px;}
  @media(min-width:1024px){.section{padding-top:84px;padding-bottom:84px;}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand-strong);
    font-size:13px;font-weight:700;letter-spacing:.04em;
  }
  .section-head{max-width:760px;margin-bottom:32px;}
  .section-head h2{font-size:28px;margin-bottom:12px;}
  @media(min-width:768px){.section-head h2{font-size:32px;}}
  .section-head p{color:var(--muted);font-size:16px;}

  /* ============ Hero ============ */
  .page-hero{padding-top:36px;padding-bottom:48px;}
  @media(min-width:1024px){.page-hero{padding-top:56px;padding-bottom:64px;}}
  .hero-grid{display:grid;gap:32px;align-items:center;}
  @media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:48px;}}
  .hero-title{
    font-size:32px;font-weight:800;letter-spacing:-.02em;
    line-height:1.25;margin:18px 0 16px;
  }
  @media(min-width:768px){.hero-title{font-size:42px;}}
  @media(min-width:1280px){.hero-title{font-size:50px;}}
  .hero-title .accent{color:var(--brand-strong);}
  .hero-desc{color:var(--muted);font-size:16px;max-width:56ch;}
  @media(min-width:768px){.hero-desc{font-size:17px;}}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
  .hero-actions .btn{width:100%;}
  @media(min-width:520px){.hero-actions .btn{width:auto;}}
  .hero-figure{position:relative;}
  .hero-figure img{
    width:100%;height:260px;object-fit:cover;
    border-radius:var(--radius-hero);
    border:1px solid var(--line);
    box-shadow:var(--shadow-soft);
  }
  @media(min-width:768px){.hero-figure img{height:340px;}}
  .hero-figure::after{
    content:"";position:absolute;inset:auto -10px -10px auto;
    width:130px;height:130px;border-radius:50%;
    border:1px dashed rgba(28,107,90,.35);
    pointer-events:none;
  }
  .hero-badge-float{
    position:absolute;left:16px;bottom:16px;
    background:rgba(255,255,255,.95);
    border:1px solid var(--line);
    border-radius:14px;padding:10px 14px;
    box-shadow:var(--shadow-soft);
    font-size:13px;font-weight:600;color:var(--brand-strong);
    display:flex;align-items:center;gap:8px;
  }
  .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);flex:0 0 auto;}

  /* ============ 事实条 ============ */
  .facts{
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
    background:var(--line);border:1px solid var(--line);
    border-radius:16px;overflow:hidden;
  }
  @media(min-width:768px){.facts{grid-template-columns:repeat(4,minmax(0,1fr));}}
  .fact{background:#fff;padding:20px 18px;}
  .fact strong{
    display:block;font-size:22px;font-weight:800;color:var(--brand-strong);
    font-variant-numeric:tabular-nums;line-height:1.3;
  }
  .fact span{display:block;margin-top:6px;font-size:13px;color:var(--muted);}

  /* ============ 准备清单 ============ */
  .prep-grid{display:grid;gap:28px;align-items:start;}
  @media(min-width:1024px){.prep-grid{grid-template-columns:6fr 6fr;gap:48px;}}
  .check-list{display:grid;gap:14px;}
  .check-item{
    display:flex;gap:14px;align-items:flex-start;
    background:#fff;border:1px solid var(--line);border-radius:14px;
    padding:16px 18px;transition:border-color .2s,box-shadow .2s,transform .2s;
  }
  .check-item:hover{border-color:var(--brand);box-shadow:var(--shadow-soft);transform:translateY(-2px);}
  .check-icon{
    width:26px;height:26px;flex:0 0 auto;border-radius:50%;
    background:var(--brand-soft);color:var(--brand-strong);
    display:grid;place-items:center;font-size:14px;font-weight:800;margin-top:2px;
  }
  .check-item h3{font-size:16px;margin-bottom:4px;}
  .check-item p{font-size:14px;color:var(--muted);line-height:1.75;}
  .prep-figure img{
    width:100%;height:280px;object-fit:cover;border-radius:var(--radius-card);
    border:1px solid var(--line);box-shadow:var(--shadow-soft);
  }
  @media(min-width:1024px){.prep-figure img{height:360px;}}
  .prep-figure figcaption{
    margin-top:12px;font-size:13px;color:var(--muted);text-align:center;
  }

  /* ============ 时间线 ============ */
  .timeline-wrap{display:grid;gap:36px;align-items:start;}
  @media(min-width:1024px){.timeline-wrap{grid-template-columns:8fr 4fr;gap:48px;}}
  .timeline{position:relative;}
  .timeline::before{
    content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;
    background:linear-gradient(180deg,var(--brand-soft),var(--line) 60%,transparent);
  }
  .step{position:relative;padding-left:58px;padding-bottom:30px;}
  .step:last-child{padding-bottom:0;}
  .step-num{
    position:absolute;left:0;top:0;
    width:40px;height:40px;border-radius:50%;
    background:#fff;border:2px solid var(--brand);
    color:var(--brand-strong);display:grid;place-items:center;
    font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
    box-shadow:0 0 0 6px var(--mist);
  }
  .step-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:0 4px 14px rgba(24,33,30,.04);
    transition:border-color .2s,box-shadow .2s,transform .2s;
  }
  .step-card:hover{border-color:var(--brand);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
  .step-card h2,.step-card h3{font-size:19px;margin-bottom:10px;}
  .step-card p{font-size:15px;color:var(--muted);line-height:1.85;}
  .step-media{
    margin-top:16px;border-radius:14px;overflow:hidden;border:1px solid var(--line);
  }
  .step-media img{width:100%;height:190px;object-fit:cover;}
  @media(min-width:768px){.step-media img{height:240px;}}
  .tip{
    margin-top:16px;display:flex;gap:10px;align-items:flex-start;
    background:var(--alt);border-left:3px solid var(--brand);
    border-radius:10px;padding:12px 14px;
    font-size:14px;color:var(--brand-strong);line-height:1.75;
  }
  .tip-warn{background:var(--sand-soft);border-left-color:var(--warn);color:#6b3c14;}
  .tip strong{font-weight:700;}

  /* ============ 侧边帮助区 ============ */
  .side-stack{display:grid;gap:18px;}
  @media(min-width:1024px){.side-stack{position:sticky;top:148px;}}
  .side-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;box-shadow:0 4px 14px rgba(24,33,30,.04);
  }
  .side-card h3{font-size:17px;margin-bottom:8px;}
  .side-card p{font-size:14px;color:var(--muted);line-height:1.8;}
  .side-card .btn{width:100%;margin-top:14px;}
  .side-card.dark{
    background:linear-gradient(160deg,var(--brand-strong),#0d3b32);
    border-color:transparent;color:#fff;
  }
  .side-card.dark h3{color:#fff;}
  .side-card.dark p{color:rgba(255,255,255,.78);}
  .side-card.dark .btn-primary{background:var(--sand);color:#26180A;box-shadow:none;}
  .side-card.dark .btn-primary:hover{background:#d9934c;}
  .side-list{display:grid;gap:10px;margin-top:14px;}
  .side-list a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    font-size:14px;padding:10px 12px;border-radius:10px;
    background:var(--alt);color:var(--ink);
    transition:background .18s,color .18s,transform .18s;
  }
  .side-list a:hover{background:var(--brand-soft);color:var(--brand-strong);transform:translateX(2px);}
  .side-list .arrow{color:var(--brand);font-weight:700;}

  /* ============ 帮助卡区块 ============ */
  .help-grid{display:grid;gap:20px;}
  @media(min-width:900px){.help-grid{grid-template-columns:7fr 5fr;}}
  .help-main{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:28px;box-shadow:var(--shadow-soft);
  }
  .help-main h2{font-size:24px;margin-bottom:12px;}
  .help-main p{color:var(--muted);font-size:15px;}
  .help-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
  .pill{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 12px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand-strong);
    font-size:13px;font-weight:600;
  }
  .pill-sand{background:var(--sand-soft);color:#8a5218;}
  .help-main .btn{margin-top:20px;}
  .help-side{display:grid;gap:20px;}
  @media(min-width:520px) and (max-width:899px){.help-side{grid-template-columns:1fr 1fr;}}
  .mini-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px;transition:border-color .2s,box-shadow .2s,transform .2s;
  }
  .mini-card:hover{border-color:var(--brand);box-shadow:var(--shadow-soft);transform:translateY(-2px);}
  .mini-card h3{font-size:16px;margin-bottom:8px;}
  .mini-card p{font-size:14px;color:var(--muted);line-height:1.8;}
  .mini-card .link-arrow{
    display:inline-flex;align-items:center;gap:6px;margin-top:14px;
    font-size:14px;font-weight:700;color:var(--brand-strong);
  }
  .mini-card .link-arrow .arrow{transition:transform .2s;}
  .mini-card:hover .link-arrow .arrow{transform:translateX(3px);}

  /* ============ FAQ ============ */
  .faq-list{max-width:900px;}
  .faq-item{
    border:1px solid var(--line);border-radius:14px;background:#fff;
    overflow:hidden;transition:border-color .2s,box-shadow .2s,background .2s;
  }
  .faq-item + .faq-item{margin-top:12px;}
  .faq-item:hover{border-color:#bcd2c6;}
  .faq-item.is-open{border-color:var(--brand);box-shadow:var(--shadow-soft);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;min-height:56px;background:none;border:0;
    text-align:left;font-size:16px;font-weight:700;color:var(--ink);cursor:pointer;
    transition:background .18s,color .2s;
  }
  .faq-item.is-open .faq-q{background:var(--alt);color:var(--brand-strong);}
  .faq-sign{
    width:26px;height:26px;flex:0 0 auto;border-radius:50%;
    background:var(--brand-soft);color:var(--brand-strong);
    display:grid;place-items:center;font-size:16px;font-weight:800;
    transition:transform .28s ease,background .2s;
  }
  .faq-item.is-open .faq-sign{transform:rotate(45deg);background:var(--brand);color:#fff;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
  .faq-a-inner{padding:0 20px 20px;font-size:15px;color:var(--muted);line-height:1.85;}

  /* ============ CTA ============ */
  .cta-band{
    position:relative;overflow:hidden;
    background:linear-gradient(140deg,var(--brand-strong) 0%,#10574a 55%,#0d3b32 100%);
    border-radius:24px;color:#fff;
    padding:32px 24px;
    display:grid;gap:24px;align-items:center;
  }
  @media(min-width:900px){
    .cta-band{grid-template-columns:1fr auto;padding:44px 44px;}
  }
  .cta-band::before{
    content:"";position:absolute;right:-60px;top:-70px;
    width:240px;height:240px;border-radius:50%;
    border:1px solid rgba(255,255,255,.18);pointer-events:none;
  }
  .cta-band::after{
    content:"";position:absolute;left:-40px;bottom:-90px;
    width:200px;height:200px;border-radius:50%;
    border:1px dashed rgba(227,161,91,.35);pointer-events:none;
  }
  .cta-band h2{font-size:24px;margin-bottom:10px;position:relative;}
  @media(min-width:768px){.cta-band h2{font-size:30px;}}
  .cta-band p{color:rgba(255,255,255,.8);font-size:15px;max-width:52ch;position:relative;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}
  .cta-actions .btn-primary{background:var(--sand);color:#26180A;box-shadow:0 12px 26px rgba(0,0,0,.24);}
  .cta-actions .btn-primary:hover{background:#d9934c;}
  .cta-actions .btn-secondary{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
  .cta-actions .btn-secondary:hover{background:rgba(255,255,255,.14);border-color:#fff;}
  .cta-actions .btn{width:100%;}
  @media(min-width:520px){.cta-actions .btn{width:auto;}}

  /* ============ 页脚 ============ */
  .site-footer{background:#102018;color:rgba(255,255,255,.82);padding-top:56px;}
  .footer-top{padding-bottom:36px;}
  .footer-grid{display:grid;gap:32px;}
  @media(min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
  @media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}}
  .footer-brand .brand{margin-bottom:14px;}
  .footer-brand .brand-line1{color:#fff;}
  .footer-brand .brand-line2{color:rgba(255,255,255,.6);}
  .footer-brand p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.85;max-width:34ch;}
  .footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;letter-spacing:.04em;}
  .footer-col a,.footer-col span{
    display:block;font-size:14px;color:rgba(255,255,255,.68);
    padding:5px 0;transition:color .18s,transform .18s;
  }
  .footer-col a:hover{color:var(--sand);transform:translateX(2px);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
    border-top:1px solid rgba(255,255,255,.12);
    padding-top:20px;padding-bottom:24px;
    font-size:13px;color:rgba(255,255,255,.5);
  }

  /* ============ 动效降级 ============ */
  @media(prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  }

/* roulang page: category4 */
:root{
    --brand:#1C6B5A;
    --brand-strong:#124C40;
    --brand-soft:#DCECE5;
    --sand:#E3A15B;
    --sand-soft:#F7E8D7;
    --ink:#15201C;
    --muted:#5C6B64;
    --mist:#F5F6F2;
    --card:#FFFFFF;
    --alt:#EDF3EE;
    --line:#D6E0D8;
    --ok:#2E7D5B;
    --warn:#B86B2A;
    --focus:rgba(28,107,90,.35);
    --radius-card:18px;
    --radius-hero:22px;
    --radius-btn:12px;
    --shadow:0 10px 30px rgba(24,33,30,.08);
    --shadow-lift:0 16px 40px rgba(24,33,30,.12);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--ink);
    background:var(--mist);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-radius:16px}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit}
  h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
  p{margin:0}
  ul,ol{margin:0;padding:0;list-style:none}
  ::selection{background:var(--brand-soft);color:var(--brand-strong)}

  .wrap{
    width:100%;
    max-width:1280px;
    margin:0 auto;
    padding-left:16px;
    padding-right:16px;
  }
  @media (min-width:768px){ .wrap{padding-left:24px;padding-right:24px} }
  @media (min-width:1280px){ .wrap{padding-left:32px;padding-right:32px} }

  /* ===== 头部导航 ===== */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(245,246,242,.95);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .header-top{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    height:72px;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
    border-radius:12px;
    padding:4px 6px;
    transition:background .2s ease;
  }
  .brand:hover{background:var(--alt)}
  .brand-badge{
    width:42px;height:42px;
    display:grid;place-items:center;
    border-radius:13px;
    background:linear-gradient(150deg,var(--brand) 0%,var(--brand-strong) 100%);
    color:#fff;
    font-size:18px;
    font-weight:800;
    letter-spacing:.02em;
    box-shadow:0 6px 16px rgba(18,76,64,.22);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2}
  .brand-line1{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:.01em}
  .brand-line2{font-size:11.5px;font-weight:600;color:var(--muted);letter-spacing:.16em;margin-top:2px}

  .header-actions{display:flex;align-items:center;gap:10px}
  .search-box{
    display:none;
    align-items:center;
    gap:8px;
    height:44px;
    padding:0 12px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    min-width:230px;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--focus)}
  .search-box svg{flex-shrink:0;color:var(--muted)}
  .search-box input{
    border:0;outline:0;background:transparent;
    font-size:14px;color:var(--ink);width:100%;
  }
  .search-box input::placeholder{color:#93A09A}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:10px 20px;
    border-radius:var(--radius-btn);
    border:1px solid transparent;
    font-size:15px;
    font-weight:700;
    cursor:pointer;
    transition:background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
  }
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .btn-primary{
    background:var(--brand);color:#fff;
    box-shadow:0 8px 20px rgba(28,107,90,.20);
  }
  .btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px);box-shadow:0 12px 26px rgba(18,76,64,.26)}
  .btn-primary:active{transform:translateY(0);background:var(--brand-strong)}
  .btn-ghost{
    background:var(--card);
    color:var(--brand-strong);
    border-color:var(--line);
  }
  .btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand-soft)}
  .btn-ghost:active{background:#cfe3da}
  .btn-sand{
    background:var(--sand);color:#3B2410;
    box-shadow:0 8px 20px rgba(227,161,91,.28);
  }
  .btn-sand:hover{background:#d8934a;transform:translateY(-1px)}
  .btn-sm{min-height:40px;padding:8px 16px;font-size:14px}
  .btn-block{width:100%}
  .btn[disabled]{opacity:.45;cursor:not-allowed;transform:none !important;box-shadow:none}

  .channel-bar{border-top:1px solid rgba(214,224,216,.7);padding:8px 0 10px}
  .primary-nav{
    display:flex;
    gap:6px;
    overflow-x:auto;
    scrollbar-width:none;
    padding:2px 0;
    -webkit-overflow-scrolling:touch;
  }
  .primary-nav::-webkit-scrollbar{display:none}
  .nav-link{
    display:inline-flex;
    align-items:center;
    min-height:40px;
    padding:8px 16px;
    border-radius:999px;
    font-size:14.5px;
    font-weight:600;
    color:var(--ink);
    white-space:nowrap;
    transition:background .2s ease, color .2s ease;
  }
  .nav-link:hover{background:var(--alt);color:var(--brand-strong)}
  .nav-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .nav-link.active{background:var(--brand-soft);color:var(--brand-strong);font-weight:800}

  /* ===== Hero ===== */
  .page-hero{padding:44px 0 40px;position:relative;overflow:hidden}
  .page-hero::after{
    content:"";
    position:absolute;
    right:-120px;top:-80px;
    width:420px;height:420px;
    border:1px solid rgba(28,107,90,.14);
    border-radius:50%;
    pointer-events:none;
  }
  .hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    align-items:center;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 14px;
    border-radius:999px;
    background:var(--brand-soft);
    color:var(--brand-strong);
    font-size:13px;
    font-weight:700;
    letter-spacing:.02em;
  }
  .page-hero h1{
    font-size:clamp(30px,4.4vw,48px);
    margin:18px 0 0;
    letter-spacing:-.02em;
  }
  .page-hero h1 .hl{color:var(--brand-strong)}
  .hero-lead{
    margin-top:16px;
    max-width:60ch;
    font-size:16.5px;
    line-height:1.9;
    color:var(--muted);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .hero-figure{position:relative}
  .hero-figure img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    border-radius:var(--radius-hero);
    border:1px solid var(--line);
    box-shadow:var(--shadow);
  }
  .hero-figure::before{
    content:"";
    position:absolute;
    left:-14px;bottom:-14px;
    width:120px;height:120px;
    border-left:2px solid rgba(28,107,90,.28);
    border-bottom:2px solid rgba(28,107,90,.28);
    border-bottom-left-radius:var(--radius-hero);
    pointer-events:none;
  }

  /* ===== 事实条 ===== */
  .fact-bar{
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
    margin-top:36px;
  }
  .fact{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:14px;
    padding:16px 18px;
    display:flex;
    align-items:center;
    gap:12px;
    transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  }
  .fact:hover{border-color:var(--brand-soft);box-shadow:var(--shadow);transform:translateY(-2px)}
  .fact-num{
    font-size:22px;
    font-weight:800;
    color:var(--brand-strong);
    font-variant-numeric:tabular-nums;
    line-height:1;
  }
  .fact-label{font-size:13.5px;color:var(--muted);line-height:1.5}

  /* ===== 通用板块 ===== */
  .section{padding:48px 0}
  .section-alt{background:var(--alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .section-head{max-width:70ch;margin-bottom:28px}
  .section-head h2{font-size:clamp(24px,3vw,32px)}
  .section-head p{margin-top:12px;color:var(--muted);font-size:16px;line-height:1.85}
  .kicker{
    display:inline-block;
    font-size:12.5px;
    font-weight:800;
    letter-spacing:.18em;
    color:var(--brand);
    text-transform:uppercase;
    margin-bottom:10px;
  }

  /* ===== 双栏帮助区 ===== */
  .help-grid{display:grid;grid-template-columns:1fr;gap:24px}
  .panel{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:22px;
    box-shadow:var(--shadow);
  }
  @media (min-width:768px){ .panel{padding:28px} }
  .panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
  .panel-head h2, .panel-head h3{font-size:20px}
  .panel-sub{color:var(--muted);font-size:14px;margin-top:6px}

  /* FAQ */
  .faq-item{border-bottom:1px solid var(--line);border-radius:12px;padding:0 6px;transition:background .2s ease}
  .faq-item:last-child{border-bottom:0}
  .faq-item.is-open{background:var(--alt)}
  .faq-btn{
    width:100%;
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:16px;
    padding:16px 4px;
    background:transparent;
    border:0;
    text-align:left;
    cursor:pointer;
    font-size:16.5px;
    font-weight:700;
    color:var(--ink);
    line-height:1.6;
    min-height:44px;
    transition:color .2s ease;
  }
  .faq-btn:hover{color:var(--brand-strong)}
  .faq-btn:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;border-radius:10px}
  .faq-icon{
    position:relative;
    flex-shrink:0;
    width:24px;height:24px;
    margin-top:4px;
    transition:transform .25s ease;
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    top:50%;left:50%;
    width:14px;height:2px;
    background:var(--brand);
    border-radius:2px;
    transform:translate(-50%,-50%);
  }
  .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
  .faq-btn[aria-expanded="true"] .faq-icon{transform:rotate(45deg)}
  .faq-a{
    display:none;
    padding:0 4px 18px;
    font-size:15.5px;
    line-height:1.9;
    color:var(--muted);
  }
  .faq-a.is-open{display:block}
  .faq-a p + p{margin-top:10px}

  /* 公告列表 */
  .notice-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 4px}
  .chip{
    display:inline-flex;
    align-items:center;
    min-height:34px;
    padding:5px 12px;
    border-radius:999px;
    border:1px solid var(--line);
    background:var(--card);
    font-size:13px;
    font-weight:600;
    color:var(--muted);
    cursor:pointer;
    transition:background .2s ease, color .2s ease, border-color .2s ease;
  }
  .chip:hover{background:var(--brand-soft);color:var(--brand-strong);border-color:var(--brand-soft)}
  .chip.is-active{background:var(--brand);color:#fff;border-color:var(--brand)}
  .notice-item{
    display:grid;
    grid-template-columns:auto 1fr auto;
    gap:12px;
    align-items:center;
    padding:15px 0;
    border-bottom:1px dashed var(--line);
    transition:background .2s ease;
  }
  .notice-item:last-child{border-bottom:0}
  .notice-date{
    font-size:12.5px;
    font-weight:700;
    color:var(--muted);
    background:var(--alt);
    border-radius:8px;
    padding:5px 8px;
    white-space:nowrap;
    font-variant-numeric:tabular-nums;
  }
  .badge{
    display:inline-flex;
    align-items:center;
    font-size:12px;
    font-weight:700;
    padding:2px 10px;
    border-radius:999px;
    background:var(--brand-soft);
    color:var(--brand-strong);
  }
  .badge-sand{background:var(--sand-soft);color:#8A541F}
  .badge-warn{background:#FBEBDA;color:var(--warn)}
  .notice-title{
    display:block;
    margin-top:6px;
    font-size:15px;
    font-weight:600;
    line-height:1.6;
    color:var(--ink);
    transition:color .2s ease;
  }
  .notice-item:hover .notice-title{color:var(--brand-strong)}
  .notice-arrow{
    color:var(--muted);
    font-size:18px;
    transition:transform .2s ease, color .2s ease;
  }
  .notice-item:hover .notice-arrow{transform:translateX(4px);color:var(--brand)}
  .notice-more{margin-top:18px}

  /* ===== 排查步骤 ===== */
  .check-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:start}
  .check-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-card);border:1px solid var(--line);box-shadow:var(--shadow)}
  .check-caption{font-size:13px;color:var(--muted);margin-top:10px}
  .step{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:16px;
    padding:18px 0;
    border-bottom:1px solid var(--line);
  }
  .step:last-child{border-bottom:0;padding-bottom:0}
  .step-num{
    width:36px;height:36px;
    display:grid;place-items:center;
    border-radius:50%;
    background:var(--brand-soft);
    color:var(--brand-strong);
    font-weight:800;
    font-size:15px;
    font-variant-numeric:tabular-nums;
  }
  .step h3{font-size:17px;margin-bottom:6px}
  .step p{font-size:15px;color:var(--muted);line-height:1.85}
  .tip{
    margin-top:14px;
    padding:14px 16px;
    border-left:3px solid var(--sand);
    background:var(--sand-soft);
    border-radius:10px;
    font-size:14.5px;
    color:#6B4520;
  }

  /* ===== CTA ===== */
  .cta-block{
    background:linear-gradient(135deg,var(--brand-strong) 0%,var(--brand) 100%);
    border-radius:24px;
    padding:32px 24px;
    color:#fff;
    display:grid;
    grid-template-columns:1fr;
    gap:24px;
    align-items:center;
    position:relative;
    overflow:hidden;
  }
  .cta-block::after{
    content:"";
    position:absolute;
    right:-60px;bottom:-90px;
    width:260px;height:260px;
    border:1px solid rgba(255,255,255,.18);
    border-radius:50%;
    pointer-events:none;
  }
  .cta-block h2{font-size:clamp(22px,2.6vw,28px);color:#fff}
  .cta-block p{margin-top:12px;color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.9;max-width:62ch}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}
  .cta-block .btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.40)}
  .cta-block .btn-ghost:hover{background:rgba(255,255,255,.20)}

  .contact-strip{
    display:grid;
    grid-template-columns:1fr;
    gap:14px;
    margin-top:26px;
  }
  .contact-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:14px;
    padding:18px;
  }
  .contact-card h3{font-size:15px;margin-bottom:6px}
  .contact-card p{font-size:14px;color:var(--muted);line-height:1.8}
  .contact-card strong{color:var(--brand-strong);font-variant-numeric:tabular-nums}

  /* ===== 页脚 ===== */
  .site-footer{background:#10201B;color:rgba(255,255,255,.72);margin-top:56px}
  .footer-top{padding:48px 0 32px}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
  .footer-brand .brand{padding:0}
  .footer-brand .brand:hover{background:transparent}
  .footer-brand .brand-badge{background:rgba(255,255,255,.10);color:#fff;box-shadow:none}
  .footer-brand .brand-line1{color:#fff}
  .footer-brand .brand-line2{color:rgba(255,255,255,.60)}
  .footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.60);max-width:36ch}
  .footer-col h3{font-size:14px;color:#fff;margin-bottom:12px;letter-spacing:.04em}
  .footer-col a,.footer-col span{
    display:block;
    font-size:13.5px;
    color:rgba(255,255,255,.66);
    padding:5px 0;
    transition:color .2s ease, transform .2s ease;
  }
  .footer-col a:hover{color:var(--sand);transform:translateX(2px)}
  .footer-col a:focus-visible{outline:2px solid var(--sand);outline-offset:2px;border-radius:6px}
  .footer-bottom{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    justify-content:space-between;
    border-top:1px solid rgba(255,255,255,.12);
    padding:18px 0 26px;
    font-size:13px;
    color:rgba(255,255,255,.52);
  }

  /* ===== 响应式 ===== */
  @media (min-width:640px){
    .fact-bar{grid-template-columns:repeat(2,1fr)}
    .contact-strip{grid-template-columns:repeat(3,1fr)}
  }
  @media (min-width:768px){
    .search-box{display:flex}
    .hero-grid{grid-template-columns:1.1fr .9fr;gap:40px}
    .cta-block{padding:40px}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
  }
  @media (min-width:1024px){
    .section{padding:72px 0}
    .page-hero{padding:56px 0 48px}
    .fact-bar{grid-template-columns:repeat(4,1fr)}
    .help-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:24px}
    .check-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px}
    .cta-block{grid-template-columns:1.5fr auto;padding:48px}
    .cta-actions{justify-content:flex-end}
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}
  }
  @media (max-width:767px){
    .header-actions .btn-ghost{display:none}
    .brand-badge{width:38px;height:38px;border-radius:12px;font-size:16px}
    .brand-line1{font-size:14px}
    .notice-item{grid-template-columns:auto 1fr;gap:10px}
    .notice-arrow{display:none}
  }
  @media (max-width:520px){
    .page-hero h1{font-size:29px}
    .hero-actions .btn{width:100%}
    .panel{padding:18px}
    .footer-bottom{font-size:12.5px}
  }