/* roulang page: index */
:root{
  --brand-700:#12655E;
  --brand-900:#0B3A37;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --ok:#2F7D5B;
  --warn:#B4741F;
  --danger:#B23A2E;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --r-pill:999px;
  --sh-rest:0 1px 2px rgba(20,32,30,.04), 0 8px 24px rgba(20,32,30,.06);
  --sh-hover:0 14px 34px rgba(20,32,30,.10);
  --bs-primary:#12655E;
  --bs-body-bg:#F7F6F1;
  --bs-body-color:#14201E;
  --bs-border-radius:16px;
  --bs-link-color:#12655E;
  --bs-link-hover-color:#1E8A80;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink-900);
  background:var(--bg);
  position:relative;
}
body::before{
  content:"";position:fixed;top:0;right:0;width:240px;height:240px;
  background-image:radial-gradient(rgba(20,32,30,.16) 1.5px, transparent 1.6px);
  background-size:24px 24px;opacity:.06;pointer-events:none;z-index:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:.01em;}
h1{font-size:clamp(1.9rem,1.2rem+2.6vw,3rem);font-weight:800;line-height:1.24;}
h2{font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;}
h3{font-size:clamp(1.15rem,1rem+.35vw,1.375rem);font-weight:600;line-height:1.4;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 0;}
.site-nav{
  display:flex;align-items:center;gap:18px;height:64px;padding:0 14px 0 20px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);border-radius:var(--r-pill);
  box-shadow:0 1px 2px rgba(20,32,30,.03);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled .site-nav{box-shadow:var(--sh-hover);background:rgba(255,255,255,.94);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 36px;
  background:linear-gradient(145deg,var(--brand-700),var(--brand-900));
  color:#fff;font-size:15px;font-weight:700;letter-spacing:0;
  display:flex;align-items:center;justify-content:center;
}
.brand__text{font-size:1.0625rem;font-weight:800;color:var(--ink-900);letter-spacing:.01em;white-space:nowrap;}
.brand:hover .brand__text{color:var(--brand-700);}
.nav-panel{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:var(--r-pill);
  font-size:.9375rem;font-weight:500;color:var(--ink-600);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--brand-100);color:var(--brand-700);}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);
  background:#fff;border-radius:14px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
@media (max-width:991px){
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .nav-panel{
    position:absolute;top:72px;left:12px;right:12px;margin:0;flex-direction:column;align-items:stretch;
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:10px;
    box-shadow:var(--sh-hover);display:none;
  }
  .nav-panel.is-open{display:flex;}
  .nav-link{height:48px;justify-content:flex-start;border-radius:14px;}
  .nav-link + .nav-link{border-top:1px solid var(--line);border-radius:0;}
}
@media (max-width:520px){
  .site-nav{height:58px;padding:0 10px 0 14px;}
  .brand__text{font-size:1rem;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:transform .22s ease,background-color .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn:active{transform:translateY(1px);}
.btn-brand{background:var(--brand-700);color:#fff;box-shadow:0 6px 18px rgba(18,101,94,.22);}
.btn-brand:hover{background:var(--brand-900);color:#fff;transform:translateY(-3px);}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 6px 18px rgba(217,114,46,.24);}
.btn-accent:hover{background:#BC6123;color:#fff;transform:translateY(-3px);}
.btn-outline{background:#fff;border-color:var(--brand-700);color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700);}
.btn-ghost{background:transparent;color:var(--brand-700);padding:0 8px;height:44px;}
.btn-ghost:hover{color:var(--brand-900);}
.btn-ghost .arw{transition:transform .22s ease;display:inline-block;}
.btn-ghost:hover .arw{transform:translateX(4px);}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem;}
.btn-lg{height:52px;padding:0 28px;}
.btn-block{width:100%;}

/* ---------- 通用板块 ---------- */
main{position:relative;z-index:1;}
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:72px 0;}}
@media (min-width:992px){.section{padding:96px 0;}}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--brand-100);color:var(--brand-700);font-size:.8125rem;font-weight:600;letter-spacing:.02em;
  margin-bottom:16px;
}
.eyebrow--accent{background:var(--accent-100);color:#A8501A;}
.section-head h2{margin-bottom:14px;}
.section-lead{color:var(--ink-600);font-size:1rem;line-height:1.8;}
.sec-title-bar{position:relative;padding-left:16px;}
.sec-title-bar::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand-700);
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:40px 0 56px;overflow:hidden;}
.hero__grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center;}
@media (min-width:992px){
  .hero__grid{grid-template-columns:7fr 5fr;gap:48px;}
  .hero{padding:56px 0 80px;}
}
.hero h1{margin-bottom:18px;}
.hero__sub{font-size:1.0625rem;line-height:1.8;color:var(--ink-600);max-width:560px;margin-bottom:28px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;}
.hero__metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:560px;}
.metric{border-top:2px solid var(--brand-100);padding-top:12px;}
.metric__num{
  font-family:"DIN Alternate","HarmonyOS Sans",ui-monospace,monospace;
  font-size:1.5rem;font-weight:700;color:var(--brand-700);line-height:1.2;
}
.metric__label{font-size:.8125rem;color:var(--ink-600);margin-top:2px;}
.hero__visual{position:relative;}
.hero__img{
  width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);
  background:var(--brand-100);
  clip-path:polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%);
  box-shadow:var(--sh-hover);
}
.hero__visual::after{
  content:"";position:absolute;right:-14px;bottom:-14px;width:120px;height:120px;z-index:-1;
  background-image:radial-gradient(rgba(18,101,94,.5) 1.5px, transparent 1.6px);
  background-size:16px 16px;opacity:.35;border-radius:12px;
}
.hero__badge{
  position:absolute;left:-10px;bottom:22px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:12px 16px;box-shadow:var(--sh-rest);display:flex;align-items:center;gap:10px;
}
.hero__badge b{font-size:1.125rem;color:var(--brand-700);font-family:"DIN Alternate",ui-monospace,monospace;}
.hero__badge span{font-size:.8125rem;color:var(--ink-600);}
@media (max-width:520px){
  .hero__metrics{grid-template-columns:1fr;gap:12px;}
  .hero__badge{left:8px;bottom:8px;}
}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  font-size:.75rem;font-weight:600;letter-spacing:.02em;
  background:var(--brand-100);color:var(--brand-700);
}
.tag--neutral{background:#F1F2EE;color:var(--ink-600);}
.tag--accent{background:var(--accent-100);color:#A8501A;}

/* ---------- 权益对比表 ---------- */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-card);overflow-x:auto;background:#fff;
  box-shadow:var(--sh-rest);
}
table.benefit-table{width:100%;border-collapse:collapse;min-width:760px;font-size:.9375rem;}
table.benefit-table th,table.benefit-table td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle;}
table.benefit-table thead th{
  position:sticky;top:0;background:var(--brand-900);color:#fff;font-weight:600;font-size:.9375rem;
  letter-spacing:.02em;white-space:nowrap;
}
table.benefit-table tbody tr:nth-child(even){background:#FAF9F5;}
table.benefit-table tbody tr:hover{background:var(--brand-100);}
table.benefit-table td:first-child,table.benefit-table th:first-child{
  position:sticky;left:0;background:#fff;font-weight:600;z-index:2;
  border-right:1px solid var(--line);min-width:180px;
}
table.benefit-table tbody tr:nth-child(even) td:first-child{background:#FAF9F5;}
table.benefit-table thead th:first-child{background:var(--brand-900);}
table.benefit-table .col-hot{background:var(--brand-100);position:relative;}
table.benefit-table thead th.col-hot{background:#176F68;border-top:3px solid var(--accent-600);}
table.benefit-table .hot-flag{
  display:inline-block;margin-left:8px;height:20px;line-height:20px;padding:0 8px;border-radius:6px;
  background:var(--accent-600);color:#fff;font-size:.6875rem;font-weight:600;vertical-align:middle;
}
.table-hint{margin-top:12px;font-size:.8125rem;color:var(--ink-600);}
.table-scroll-tip{
  display:none;height:28px;background:linear-gradient(180deg,rgba(11,58,55,0),rgba(11,58,55,.06));
  border-radius:0 0 var(--r-card) var(--r-card);
}
@media (max-width:991px){
  .table-scroll-tip{display:block;}
}

/* ---------- 等级亮点 ---------- */
.level-block{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:992px){
  .level-block{grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
}
.level-intro{position:sticky;top:96px;}
.level-list{display:flex;flex-direction:column;gap:20px;}
.level-item{
  position:relative;background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand-700);
  border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--sh-rest);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.level-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--brand-100);border-left-color:var(--accent-600);}
.level-item__no{
  font-family:"DIN Alternate","HarmonyOS Sans",ui-monospace,monospace;
  font-size:.8125rem;font-weight:700;color:var(--brand-500);letter-spacing:.08em;
}
.level-item__head{display:flex;align-items:center;gap:10px;margin:6px 0 8px;flex-wrap:wrap;}
.level-item__desc{color:var(--ink-600);font-size:.9375rem;margin-bottom:14px;}
.level-points{display:flex;flex-direction:column;gap:8px;}
.level-points li{position:relative;padding-left:20px;font-size:.9375rem;color:var(--ink-900);}
.level-points li::before{
  content:"";position:absolute;left:2px;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--brand-500);
}

/* ---------- Bento 内容预览 ---------- */
.bento{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (min-width:992px){
  .bento{
    grid-template-columns:repeat(3,minmax(0,1fr));
    grid-template-areas:
      "main main a"
      "main main b";
  }
  .bento__main{grid-area:main;}
  .bento__a{grid-area:a;}
  .bento__b{grid-area:b;}
}
.bento-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-rest);display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.bento-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.bento-card__lock{
  position:absolute;top:16px;right:16px;height:22px;padding:0 8px;border-radius:6px;
  background:var(--accent-100);color:#A8501A;font-size:.6875rem;font-weight:600;display:inline-flex;align-items:center;
}
.bento-card p{color:var(--ink-600);font-size:.9375rem;}
.bento-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;background:var(--brand-100);}
.bento__main img{aspect-ratio:16/8;}

/* ---------- 数据与反馈 ---------- */
.proof{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.proof-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:992px){.proof-grid{grid-template-columns:4fr 8fr;gap:48px;align-items:center;}}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.stat{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
}
.stat__num{font-family:"DIN Alternate","HarmonyOS Sans",ui-monospace,monospace;font-size:1.75rem;font-weight:700;color:var(--brand-700);line-height:1.2;}
.stat__label{font-size:.8125rem;color:var(--ink-600);margin-top:4px;}
.quote-list{display:grid;grid-template-columns:1fr;gap:16px;margin-top:24px;}
@media (min-width:768px){.quote-list{grid-template-columns:repeat(3,minmax(0,1fr));}}
.quote{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand-500);
  border-radius:14px;padding:18px 20px;font-size:.9375rem;color:var(--ink-600);line-height:1.8;
}
.quote b{display:block;color:var(--ink-900);font-size:.875rem;margin-top:10px;font-weight:600;}
@media (max-width:520px){.stat-row{grid-template-columns:1fr;}}

/* ---------- 最新资讯 ---------- */
.news-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-rest);display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:var(--brand-100);}
.news-card:hover .news-card__title{color:var(--brand-700);}
.news-card__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:.8125rem;color:var(--ink-600);}
.news-card__title{
  font-size:1.0625rem;font-weight:600;line-height:1.5;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.news-card__desc{
  color:var(--ink-600);font-size:.9375rem;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{margin-top:auto;padding-top:8px;}
.news-empty{
  background:var(--brand-100);border:1px dashed var(--brand-500);border-radius:var(--r-card);
  padding:44px 24px;text-align:center;color:var(--brand-900);
}
.news-empty__icon{
  width:44px;height:44px;margin:0 auto 14px;border-radius:14px;background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--brand-700);font-size:1.25rem;font-weight:700;
}
.news-empty p{color:var(--ink-600);margin-bottom:16px;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr;gap:28px;}
@media (min-width:992px){.faq-grid{grid-template-columns:4fr 8fr;gap:48px;align-items:start;}}
.faq-aside{position:sticky;top:96px;}
.faq-aside p{color:var(--ink-600);font-size:.9375rem;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--sh-rest);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 56px 18px 22px;position:relative;
  font-size:1rem;font-weight:600;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:transparent;transition:background-color .2s ease;}
.faq-item[open] summary::before{background:var(--brand-700);}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;margin-top:-7px;
  background:
    linear-gradient(var(--brand-700),var(--brand-700)) center/14px 2px no-repeat,
    linear-gradient(var(--brand-700),var(--brand-700)) center/2px 14px no-repeat;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item__body{padding:0 22px 20px;color:var(--ink-600);font-size:.9375rem;line-height:1.8;}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--brand-900);color:#fff;border-radius:var(--r-block);padding:40px 28px;
  display:grid;grid-template-columns:1fr;gap:28px;
}
@media (min-width:992px){.cta-block{grid-template-columns:7fr 5fr;align-items:center;padding:56px 48px;}}
.cta-block h2{color:#fff;}
.cta-block p{color:rgba(255,255,255,.76);margin-top:12px;}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.cta-points li{position:relative;padding-left:22px;color:rgba(255,255,255,.86);font-size:.9375rem;}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:2px;background:var(--accent-600);
}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
@media (min-width:992px){.cta-actions{align-items:flex-end;text-align:right;}}
.cta-note{font-size:.8125rem;color:rgba(255,255,255,.6);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);color:rgba(255,255,255,.72);margin-top:64px;
  border-radius:var(--r-block) var(--r-block) 0 0;padding:56px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:992px){.footer-grid{grid-template-columns:5fr 3fr 3fr 3fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand__mark{background:rgba(255,255,255,.12);}
.footer-brand span{color:#fff;font-weight:800;font-size:1.0625rem;}
.site-footer p{color:rgba(255,255,255,.7);font-size:.9375rem;line-height:1.8;}
.footer-title{color:#fff;font-size:.9375rem;font-weight:600;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem;display:inline-block;}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:.8125rem;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
@media (max-width:767px){.footer-grid{gap:28px;}}

/* roulang page: article */
:root{
  --brand-700:#12655E;
  --brand-900:#0B3A37;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --ok:#2F7D5B;
  --warn:#B4741F;
  --err:#B23A2E;
  --r-card:16px;
  --r-lg:24px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 8px 24px rgba(20,32,30,.06);
  --sh-2:0 14px 34px rgba(20,32,30,.10);
  --bs-primary:#12655E;
  --bs-body-bg:#F7F6F1;
  --bs-body-color:#14201E;
  --bs-border-radius:16px;
  --bs-link-color:#12655E;
  --bs-link-hover-color:#1E8A80;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;color:var(--ink-900);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:1.15em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;border-radius:6px}
.container{width:100%;padding-inline:20px;margin-inline:auto;max-width:1200px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:sticky;top:12px;z-index:70;padding:0 12px;margin-bottom:4px}
.site-nav{
  display:flex;align-items:center;gap:12px;
  height:64px;padding:8px 10px 8px 16px;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);
  border-radius:var(--r-pill);
  box-shadow:0 1px 2px rgba(20,32,30,.03);
  transition:box-shadow .25s ease,background .25s ease;
  position:relative;
}
.site-header.is-scrolled .site-nav{box-shadow:var(--sh-2);background:rgba(255,255,255,.94)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900)}
.brand__mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  display:grid;place-items:center;
  background:var(--brand-700);color:#fff;font-size:15px;font-weight:700;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);
}
.brand__text{font-size:1.0625rem;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.nav-panel{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:var(--r-pill);font-size:.9375rem;font-weight:500;
  color:var(--ink-600);white-space:nowrap;transition:background .22s ease,color .22s ease;
}
.nav-link:hover{background:var(--brand-100);color:var(--brand-700)}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.nav-cta{margin-left:8px;flex:0 0 auto}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:#fff;position:relative;cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
  transform:translateX(-50%);transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(45deg);top:0}
.nav-toggle[aria-expanded="true"] span::after{transform:rotate(-45deg);top:0}
@media (max-width:860px){
  .site-nav{height:60px}
  .nav-toggle{display:block}
  .nav-panel{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;margin:0;padding:10px;
    background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-2);
    display:none;
  }
  .nav-panel.is-open{display:flex}
  .nav-link{padding:0 16px;height:48px;display:flex;align-items:center;border-radius:14px;font-size:1rem}
  .nav-cta{display:none}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-accent{background:var(--accent-600);color:#fff}
.btn-accent:hover{background:#C2621F;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700)}
.btn-ghost{background:transparent;color:var(--brand-700);padding:0 6px}
.btn-ghost:hover{color:var(--brand-900)}
.btn-ghost .arrow{transition:transform .22s ease;display:inline-block}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:.875rem}
.btn-lg{min-height:52px;padding:0 28px;font-size:1rem}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:.75rem;font-weight:600;letter-spacing:.02em;
  background:var(--brand-100);color:var(--brand-700);
}
.badge-pill.is-accent{background:var(--accent-100);color:#9A4A12}
.badge-pill.is-neutral{background:#EFEEE8;color:var(--ink-600)}

/* ---------- 面包屑 ---------- */
.crumb{padding:18px 0 6px;font-size:.8125rem;color:var(--ink-600);display:flex;flex-wrap:wrap;align-items:center;gap:8px;line-height:1.6}
.crumb a{color:var(--ink-600)}
.crumb a:hover{color:var(--brand-700)}
.crumb .sep{color:#B9BFB9}
.crumb .current{color:var(--ink-900);font-weight:500;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-hero{padding:14px 0 30px;position:relative}
.article-hero::after{
  content:"";position:absolute;right:16px;top:0;width:120px;height:120px;pointer-events:none;
  background-image:radial-gradient(rgba(18,101,94,.14) 1.5px,transparent 1.6px);
  background-size:12px 12px;opacity:.55;
}
.article-hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.article-hero h1{
  font-size:clamp(1.9rem,1.2rem+2.6vw,3rem);font-weight:800;line-height:1.24;letter-spacing:.01em;
  max-width:960px;
}
.article-meta{
  margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:.875rem;color:var(--ink-600);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C6CCC6;display:inline-block}
.article-lead{
  margin-top:20px;padding:18px 20px;border-left:3px solid var(--brand-700);
  background:var(--brand-100);border-radius:0 14px 14px 0;color:var(--brand-900);
  font-size:.9375rem;line-height:1.8;max-width:860px;
}

/* ---------- 布局 ---------- */
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;padding:6px 0 40px;align-items:start}
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 340px;gap:56px;padding-top:10px}
}
.article-aside{order:-1}
@media (min-width:1200px){.article-aside{order:0;position:sticky;top:96px}}

/* ---------- 正文 ---------- */
.article-body{
  max-width:800px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:32px 26px;box-shadow:var(--sh-1);
  font-size:1rem;line-height:1.9;color:var(--ink-900);
  overflow-wrap:break-word;word-break:break-word;
}
@media (min-width:768px){.article-body{padding:44px 46px}}
.article-body>h2{
  position:relative;font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;
  margin:40px 0 14px;padding-left:16px;
}
.article-body>h2:first-child{margin-top:0}
.article-body>h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;background:var(--brand-700);
}
.article-body h3{font-size:1.25rem;font-weight:600;line-height:1.4;margin:28px 0 10px}
.article-body h4{font-size:1.0625rem;font-weight:600;margin:22px 0 8px}
.article-body p{margin:0 0 1.2em}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--brand-500)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em}
.article-body li{margin:6px 0}
.article-body ul{list-style:none;padding-left:1.15em}
.article-body ul>li{position:relative;padding-left:14px}
.article-body ul>li::before{
  content:"";position:absolute;left:0;top:.78em;width:6px;height:6px;border-radius:2px;background:var(--brand-500);
}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;background:var(--brand-100);
  border-left:3px solid var(--brand-700);border-radius:0 14px 14px 0;color:var(--brand-900);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:18px auto}
.article-body figure{margin:20px 0}
.article-body figcaption{font-size:.8125rem;color:var(--ink-600);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;font-size:.9375rem}
.article-body .table-wrap{overflow-x:auto;margin:20px 0;border:1px solid var(--line);border-radius:16px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.article-body thead th{background:var(--brand-900);color:#fff;font-weight:600;white-space:nowrap}
.article-body tbody tr:nth-child(even){background:#FAF9F5}
.article-body code{background:#F1F0EA;border-radius:6px;padding:2px 6px;font-size:.9em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0}

/* ---------- 文末区块 ---------- */
.article-foot{max-width:800px;margin-top:28px}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:18px 0}
.tag-row .label{font-size:.8125rem;color:var(--ink-600);margin-right:2px}
.tag-chip{
  display:inline-flex;align-items:center;padding:6px 13px;border-radius:var(--r-pill);
  background:#EFEEE8;color:var(--ink-600);font-size:.8125rem;transition:background .22s ease,color .22s ease;
}
.tag-chip:hover{background:var(--brand-100);color:var(--brand-700)}
.related{margin-top:22px}
.related-title{font-size:1.125rem;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.related-title::before{content:"";width:4px;height:18px;border-radius:4px;background:var(--brand-700)}
.related-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:620px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--brand-100)}
.rel-card__media{aspect-ratio:16/9;background:var(--brand-100);overflow:hidden}
.rel-card__media img{width:100%;height:100%;object-fit:cover}
.rel-card__body{padding:18px 20px 20px}
.rel-card__body h3{font-size:1.0625rem;font-weight:600;line-height:1.45;margin-bottom:8px}
.rel-card:hover h3{color:var(--brand-700)}
.rel-card__body p{font-size:.875rem;color:var(--ink-600);line-height:1.7}
.rel-card__link{margin-top:12px;font-size:.875rem;font-weight:600;color:var(--brand-700);display:inline-flex;gap:6px;align-items:center}
.next-strip{
  margin-top:22px;display:grid;gap:12px;grid-template-columns:1fr;
}
@media (min-width:620px){.next-strip{grid-template-columns:1fr 1fr}}
.next-item{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;border:1px solid var(--line);
  border-radius:var(--r-card);background:var(--surface);transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.next-item:hover{border-color:var(--brand-100);transform:translateY(-3px);box-shadow:var(--sh-2)}
.next-item span.k{font-size:.75rem;color:var(--ink-600);letter-spacing:.02em}
.next-item span.t{font-size:.9375rem;font-weight:600;color:var(--ink-900)}
.back-row{margin-top:24px}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:800px;background:var(--brand-100);border:1px dashed var(--brand-500);
  border-radius:var(--r-lg);padding:48px 28px;text-align:center;
}
.empty-state h2{font-size:1.25rem;font-weight:700;margin-bottom:10px;color:var(--brand-900)}
.empty-state p{color:var(--ink-600);font-size:.9375rem;margin-bottom:20px}

/* ---------- 侧栏 ---------- */
.aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 24px;box-shadow:var(--sh-1);
}
.aside-card + .aside-card{margin-top:18px}
.aside-card__title{font-size:.9375rem;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.aside-card__title::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--brand-700)}
.aside-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:12px;font-size:.9375rem;color:var(--ink-600);
  transition:background .22s ease,color .22s ease;
}
.aside-list a:hover{background:var(--brand-100);color:var(--brand-700)}
.aside-list a .arrow{opacity:.5;transition:transform .22s ease,opacity .22s ease}
.aside-list a:hover .arrow{transform:translateX(3px);opacity:1}
.aside-cta{
  background:var(--brand-900);border-radius:var(--r-card);padding:24px 22px;color:#fff;
  box-shadow:var(--sh-1);
}
.aside-cta h3{font-size:1.0625rem;font-weight:700;line-height:1.45;margin-bottom:10px}
.aside-cta p{font-size:.875rem;line-height:1.75;color:rgba(255,255,255,.72);margin-bottom:18px}
.aside-cta .btn{width:100%}
.aside-cta + .aside-card{margin-top:18px}
.aside-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1)}
.aside-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.aside-note{font-size:.8125rem;color:var(--ink-600);line-height:1.75;margin-top:14px}
.aside-rows{display:flex;flex-direction:column;gap:10px;font-size:.875rem;color:var(--ink-600)}
.aside-rows b{color:var(--ink-900);font-weight:600}

/* ---------- CTA 深色区块 ---------- */
.cta-band{padding:20px 0 76px}
.cta-inner{
  background:var(--brand-900);border-radius:var(--r-lg);padding:38px 26px;color:#fff;
  display:grid;gap:26px;grid-template-columns:1fr;box-shadow:var(--sh-1);
}
@media (min-width:992px){.cta-inner{grid-template-columns:1.35fr .85fr;align-items:center;padding:52px 48px}}
.cta-inner h2{font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.74);font-size:.9375rem;line-height:1.8;max-width:620px}
.cta-points{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
@media (min-width:620px){.cta-points{grid-template-columns:1fr 1fr}}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:.9375rem;color:rgba(255,255,255,.9)}
.cta-points li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;border-radius:2px;background:var(--accent-600);margin-top:.62em;
}
.cta-action{display:flex;flex-direction:column;gap:12px}
.cta-action .btn{width:100%}
.cta-action .hint{font-size:.8125rem;color:rgba(255,255,255,.6);text-align:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#fff;padding:56px 0 24px;border-radius:24px 24px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:1.0625rem;font-weight:800;margin-bottom:14px}
.site-footer p{color:rgba(255,255,255,.7);font-size:.9375rem;line-height:1.8;max-width:340px}
.footer-title{font-size:.9375rem;font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem;transition:color .22s ease,transform .22s ease}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:.8125rem;color:rgba(255,255,255,.62);
}
@media (max-width:767px){
  .site-footer{border-radius:18px 18px 0 0;padding-top:44px}
  .article-hero::after{display:none}
}

/* roulang page: category1 */
:root{
  --brand-900:#0B3A37;
  --brand-700:#12655E;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --ok:#2F7D5B;
  --warn:#B4741F;
  --err:#B23A2E;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 1px 2px rgba(20,32,30,.04), 0 8px 24px rgba(20,32,30,.06);
  --sh-2:0 14px 34px rgba(20,32,30,.10);
  --sec-y:96px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","HarmonyOS Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
  --bs-primary:#12655E;
  --bs-body-bg:#F7F6F1;
  --bs-body-color:#14201E;
  --bs-border-radius:14px;
  --bs-link-color:#12655E;
  --bs-link-hover-color:#1E8A80;
  --bs-font-sans-serif:var(--font-sans);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-500);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:.01em;}
h1{font-size:clamp(1.9rem,1.2rem+2.6vw,3rem);font-weight:800;line-height:1.24;}
h2{font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;}
h3{font-size:1.25rem;font-weight:600;line-height:1.45;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ============ 悬浮胶囊导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  padding:12px 0 0;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:16px;
  height:64px;
  padding:0 10px 0 16px;
  border-radius:999px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .site-nav{
  box-shadow:var(--sh-1);
  background:rgba(255,255,255,.94);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);}
.brand:hover{color:var(--brand-700);}
.brand__mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-700);
  color:#fff;font-weight:700;font-size:1rem;
  border-radius:10px;
  letter-spacing:0;
  box-shadow:0 2px 8px rgba(18,101,94,.28);
}
.brand__text{font-weight:800;font-size:1.0625rem;letter-spacing:.01em;white-space:nowrap;}
.nav-panel{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;
  height:40px;padding:0 16px;
  border-radius:999px;
  font-size:.9375rem;font-weight:500;color:var(--ink-600);
  white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-100);}
.nav-link.is-active{color:var(--brand-700);background:var(--brand-100);font-weight:600;}
.nav-cta{margin-left:8px;}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  position:relative;
  cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--ink-900);border-radius:2px;
  transition:transform .22s ease,opacity .22s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) rotate(45deg);top:0;}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) rotate(-45deg);top:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:999px;
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem;}
.btn-lg{height:52px;padding:0 28px;}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 6px 16px rgba(18,101,94,.18);}
.btn-primary:hover,.btn-primary:focus{background:var(--brand-900);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(18,101,94,.24);}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 6px 16px rgba(217,114,46,.22);}
.btn-accent:hover,.btn-accent:focus{background:#C1601F;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(217,114,46,.28);}
.btn-outline{background:var(--surface);color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline:hover,.btn-outline:focus{background:var(--brand-100);color:var(--brand-900);}
.btn-ghost{background:transparent;color:var(--brand-700);padding:0 4px;height:auto;}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-y) 0;}
.section--tight{padding:64px 0;}
.section--plain{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:.75rem;font-weight:600;letter-spacing:.02em;
  color:var(--brand-700);
  background:var(--brand-100);
  padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{position:relative;padding-left:16px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:4px;background:var(--brand-700);
}
.section-head p{margin-top:14px;color:var(--ink-600);font-size:1rem;}
.lead{font-size:1.0625rem;color:var(--ink-600);}

/* ============ 面包屑 ============ */
.crumb{
  padding:18px 0 0;
  font-size:.8125rem;color:var(--ink-600);
}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;margin:0;}
.crumb li+li::before{content:"|";margin-right:8px;color:var(--line);}
.crumb a{color:var(--ink-600);}
.crumb a:hover{color:var(--brand-700);}
.crumb [aria-current]{color:var(--brand-700);font-weight:600;}

/* ============ 简版 Hero ============ */
.cat-hero{
  position:relative;
  padding:56px 0 64px;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;top:24px;right:40px;
  width:120px;height:120px;
  background-image:radial-gradient(rgba(18,101,94,.28) 1.6px, transparent 1.6px);
  background-size:12px 12px;
  opacity:.5;
  pointer-events:none;
}
.cat-hero__inner{position:relative;z-index:2;max-width:860px;}
.cat-hero__badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:600;letter-spacing:.02em;color:var(--brand-700);
  background:var(--brand-100);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.cat-hero h1{margin-bottom:18px;}
.cat-hero h1 em{font-style:normal;color:var(--brand-700);}
.cat-hero__sub{font-size:1.0625rem;color:var(--ink-600);max-width:640px;margin-bottom:28px;}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:44px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.metric__num{font-family:var(--font-num);font-size:1.75rem;font-weight:700;color:var(--brand-700);line-height:1.1;}
.metric__label{font-size:.875rem;color:var(--ink-600);margin-top:6px;}

/* ============ 锚点 chips ============ */
.chip-bar{padding:0 0 8px;}
.chip-row{
  display:flex;gap:10px;overflow-x:auto;padding:4px 0 10px;
  scrollbar-width:thin;
}
.chip-row::-webkit-scrollbar{height:6px;}
.chip-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;
  border-radius:999px;
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--ink-600);
  font-size:.875rem;font-weight:500;
  white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand-100);background:var(--brand-100);color:var(--brand-900);transform:translateY(-2px);}
.chip i{color:var(--brand-500);}

/* ============ 权益对照表 ============ */
.table-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.benefit-table{
  width:100%;min-width:820px;border-collapse:separate;border-spacing:0;
}
table.benefit-table thead th{
  background:var(--brand-900);
  color:#fff;
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;
  text-align:left;
  padding:18px 20px;
  white-space:nowrap;
  position:relative;
}
table.benefit-table thead th:first-child{
  border-top-left-radius:0;
  position:sticky;left:0;z-index:3;
}
table.benefit-table thead th.col-featured{
  background:#0E4E4A;
  border-top:3px solid var(--accent-600);
}
.col-featured .rec-flag{
  display:inline-block;
  margin-left:8px;
  font-size:.6875rem;font-weight:700;
  color:#4A2A0E;
  background:var(--accent-100);
  border-radius:6px;
  padding:2px 8px;
  vertical-align:middle;
}
table.benefit-table tbody td{
  padding:16px 20px;
  font-size:.9375rem;
  color:var(--ink-900);
  border-top:1px solid var(--line);
  background:var(--surface);
}
table.benefit-table tbody tr:hover td{background:#FAF9F5;}
table.benefit-table tbody tr:hover td.col-featured{background:#D2EAE6;}
table.benefit-table tbody td:first-child{
  position:sticky;left:0;z-index:2;
  font-weight:600;
  color:var(--ink-900);
  white-space:nowrap;
  box-shadow:1px 0 0 var(--line);
}
table.benefit-table td.col-featured{background:var(--brand-100);font-weight:600;color:var(--brand-900);}
table.benefit-table tbody tr:last-child td{border-bottom:none;}
.cell-muted{color:var(--ink-600);}
.table-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  padding:18px 22px;
  border-top:1px solid var(--line);
  background:#FAF9F5;
}
.table-foot p{margin:0;font-size:.875rem;color:var(--ink-600);}
.scroll-hint{display:none;font-size:.8125rem;color:var(--ink-600);padding:10px 18px;background:linear-gradient(180deg,rgba(242,227,201,0),var(--sand-200));}

/* ============ 图文两栏 ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.split__media{position:relative;}
.split__media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-md);
  background:var(--brand-100);
  clip-path:polygon(0 0,calc(100% - 40px) 0,100% 40px,100% 100%,0 100%);
}
.split__media::before{
  content:"";
  position:absolute;left:-16px;bottom:-16px;
  width:96px;height:96px;
  background-image:radial-gradient(rgba(18,101,94,.3) 1.5px,transparent 1.5px);
  background-size:11px 11px;
  z-index:-1;
}
.number-list{display:grid;gap:22px;margin-top:26px;}
.number-item{
  display:grid;grid-template-columns:52px 1fr;gap:18px;
  padding-left:2px;
  border-left:3px solid var(--brand-100);
  padding:4px 0 4px 20px;
  transition:border-color .22s ease;
}
.number-item:hover{border-left-color:var(--brand-700);}
.number-item__num{
  font-family:var(--font-num);
  font-size:1.125rem;font-weight:700;color:var(--brand-500);
  line-height:1.5;
}
.number-item h3{margin-bottom:6px;}
.number-item p{font-size:.9375rem;color:var(--ink-600);margin:0;}

/* ============ 适用提示卡 ============ */
.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.note-card{
  background:var(--surface);
  border:1px solid var(--brand-100);
  border-top:3px solid var(--brand-700);
  border-radius:var(--r-md);
  padding:26px 28px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.note-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.note-card h3{margin-bottom:10px;}
.note-card p{color:var(--ink-600);font-size:.9375rem;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  font-size:.75rem;font-weight:500;
  color:var(--ink-600);
  background:#F1F0EA;
  border-radius:6px;
  padding:4px 10px;
}
.tag--brand{background:var(--brand-100);color:var(--brand-700);}
.tag--accent{background:var(--accent-100);color:#8C4514;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;}
.faq-aside{position:sticky;top:104px;align-self:start;}
.faq-aside h2{position:relative;padding-left:16px;margin-bottom:14px;}
.faq-aside h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--brand-700);}
.faq-aside p{color:var(--ink-600);font-size:.9375rem;}
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  padding:0 22px;
  box-shadow:var(--sh-1);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:var(--brand-100);box-shadow:var(--sh-2);}
.faq-item[open]{border-color:var(--brand-100);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 0;
  font-weight:600;font-size:1rem;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  margin-left:auto;
  width:28px;height:28px;flex:0 0 28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;
  background:var(--brand-100);
  color:var(--brand-700);
  font-size:1.0625rem;font-weight:600;line-height:1;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--brand-700);color:#fff;}
.faq-item .faq-answer{
  position:relative;
  padding:0 0 22px 16px;
  border-left:3px solid var(--brand-700);
  margin-left:2px;
  font-size:.9375rem;
  line-height:1.8;
  color:var(--ink-600);
}

/* ============ CTA ============ */
.cta-band{
  background:var(--brand-900);
  color:#fff;
  border-radius:var(--r-lg);
  padding:52px 48px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:36px;
  align-items:center;
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.74);margin:0;}
.cta-points{display:grid;gap:10px;margin-top:20px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.86);font-size:.9375rem;}
.cta-points i{color:var(--accent-600);font-size:1rem;margin-top:4px;}
.cta-band__action{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-band__action .btn{width:100%;}
.cta-hint{font-size:.8125rem;color:rgba(255,255,255,.6);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.86);
  padding:64px 0 0;
  margin-top:var(--sec-y);
  border-radius:24px 24px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff;font-size:1.0625rem;margin-bottom:16px;}
.footer-brand .brand__mark{background:var(--brand-500);}
.site-footer p{color:rgba(255,255,255,.72);font-size:.9375rem;max-width:320px;}
.footer-title{color:#fff;font-weight:600;font-size:.9375rem;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:grid;gap:12px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem;transition:color .2s ease,transform .2s ease;display:inline-block;}
.footer-links a:hover{color:#fff;transform:translateX(3px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  font-size:.8125rem;
  color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sec-y:72px;}
  .split{gap:32px;}
}
@media (max-width:991.98px){
  :root{--sec-y:72px;}
  .split{grid-template-columns:1fr;}
  .split__media img{clip-path:none;aspect-ratio:16/10;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .faq-aside{position:static;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  :root{--sec-y:56px;}
  .site-header{padding-top:10px;}
  .site-nav{height:60px;padding:0 8px 0 14px;gap:10px;}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
  .nav-panel{
    position:absolute;
    top:calc(100% + 10px);
    left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    margin:0;
    padding:10px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--sh-2);
  }
  .nav-panel.is-open{display:flex;}
  .nav-link{height:48px;border-radius:12px;justify-content:flex-start;}
  .nav-link+.nav-link{border-top:1px solid var(--line);}
  .site-nav{position:relative;}
  .metrics{grid-template-columns:1fr;gap:14px;padding-top:22px;}
  .metric{display:flex;align-items:baseline;gap:12px;}
  .metric__label{margin-top:0;}
  .note-grid{grid-template-columns:1fr;}
  .table-foot{flex-direction:column;align-items:flex-start;}
  .scroll-hint{display:block;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:34px 24px;border-radius:20px;}
  .cat-hero::after{display:none;}
}
@media (max-width:519.98px){
  .container{padding:0 16px;}
  .cat-hero{padding:36px 0 44px;}
  .cat-hero__actions .btn{width:100%;}
  .note-card{padding:22px 20px;}
  .faq-item{padding:0 18px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B3A37;
  --brand-700:#12655E;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --ok:#2F7D5B;
  --warn:#B4741F;
  --err:#B23A2E;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:24px;
  --pill:999px;
  --shadow-1:0 1px 2px rgba(20,32,30,.04),0 8px 24px rgba(20,32,30,.06);
  --shadow-2:0 14px 34px rgba(20,32,30,.10);
  --sect:96px;
  --num-font:"DIN Alternate","HarmonyOS Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
  --bs-primary:#12655E;
  --bs-body-bg:#F7F6F1;
  --bs-body-color:#14201E;
  --bs-border-color:#E3E6E2;
  --bs-border-radius:16px;
  --bs-link-color:#12655E;
  --bs-link-hover-color:#1E8A80;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--brand-500);}
button{font:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.container{width:100%;padding-right:20px;padding-left:20px;margin-right:auto;margin-left:auto;}
@media(min-width:576px){.container{max-width:560px;}}
@media(min-width:768px){.container{max-width:740px;}}
@media(min-width:992px){.container{max-width:980px;}}
@media(min-width:1200px){.container{max-width:1200px;}}
@media(min-width:1400px){.container{max-width:1320px;}}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:12px;
  z-index:60;
  padding:0;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:14px;
  height:64px;
  padding:0 12px 0 18px;
  border-radius:var(--pill);
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.is-scrolled .site-nav{
  box-shadow:var(--shadow-1);
  background:rgba(255,255,255,.95);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand__mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-700);
  color:#fff;font-size:1rem;font-weight:700;
  box-shadow:0 4px 12px rgba(18,101,94,.28);
}
.brand__text{font-size:1.0625rem;font-weight:800;letter-spacing:.01em;white-space:nowrap;}
.nav-panel{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  display:inline-flex;align-items:center;height:38px;
  padding:0 15px;border-radius:var(--pill);
  font-size:.9375rem;color:var(--ink-600);
  transition:background .22s ease,color .22s ease;
}
.nav-link:hover{background:var(--brand-100);color:var(--brand-700);}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.nav-cta{flex:0 0 auto;margin-left:4px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  position:relative;
  cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--brand-900);border-radius:2px;content:"";
  transition:transform .22s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--pill);
  border:1px solid transparent;
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;
  cursor:pointer;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.btn:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 20px;font-size:.875rem;}
.btn-lg{height:52px;padding:0 30px;}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(217,114,46,.24);}
.btn-accent:hover{background:#C4631F;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(217,114,46,.30);}
.btn-primary{background:var(--brand-700);color:#fff;}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700);}
.btn-ghost-light{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost-light:hover{background:rgba(255,255,255,.20);color:#fff;}
.btn-link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-700);font-weight:600;font-size:.9375rem;
  border:0;background:none;padding:0;
}
.btn-link-arrow i{transition:transform .22s ease;}
.btn-link-arrow:hover i{transform:translateX(4px);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  margin-top:22px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center right;
  isolation:isolate;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg,rgba(11,58,55,.94) 0%,rgba(11,58,55,.80) 42%,rgba(11,58,55,.34) 100%);
}
.hero__inner{position:relative;z-index:2;padding:64px 0;max-width:720px;color:#fff;}
.crumb{display:flex;align-items:center;gap:8px;font-size:.8125rem;color:rgba(255,255,255,.72);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:#fff;}
.crumb span{color:rgba(255,255,255,.40);}
.hero__tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);
  font-size:.8125rem;letter-spacing:.02em;color:#fff;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(1.9rem,1.2rem+2.6vw,3rem);
  font-weight:800;line-height:1.24;color:#fff;
}
.hero__lead{
  margin-top:18px;
  font-size:clamp(1rem,.94rem+.3vw,1.125rem);
  line-height:1.8;color:rgba(255,255,255,.84);
  max-width:620px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:var(--pill);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.20);
  font-size:.8125rem;color:rgba(255,255,255,.90);
}
.chip i{color:var(--accent-100);font-size:.8125rem;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sect) 0;}
.section--tight{padding-top:0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:var(--pill);
  background:var(--brand-100);color:var(--brand-700);
  font-size:.8125rem;font-weight:600;letter-spacing:.02em;
  margin-bottom:16px;
}
.section-title{font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;}
.section-desc{margin-top:14px;font-size:1rem;color:var(--ink-600);line-height:1.8;}

/* ---------- 卡片 ---------- */
.card-soft{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card-soft:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--brand-100);}
.card-soft--top{border-top:3px solid var(--brand-700);}
.card-icon{
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-700);
  font-size:1.125rem;margin-bottom:18px;
}
.card-title{font-size:1.1875rem;font-weight:600;line-height:1.5;}
.card-text{margin-top:12px;font-size:.9375rem;line-height:1.85;color:var(--ink-600);}
.card-list{margin-top:14px;}
.card-list li{
  position:relative;padding-left:18px;
  font-size:.9375rem;line-height:1.85;color:var(--ink-600);
}
.card-list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:2px;background:var(--brand-500);
}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:6px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:.75rem;font-weight:600;letter-spacing:.02em;
}
.tag--neutral{background:#EFEFEA;color:var(--ink-600);}
.tag--accent{background:var(--accent-100);color:#A8541A;}
.num{font-family:var(--num-font);letter-spacing:.02em;}

/* ---------- 图片条 ---------- */
.media-strip{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:300px;
  display:flex;
  align-items:flex-end;
  background-color:var(--brand-100);
  background-size:cover;
  background-position:center;
  isolation:isolate;
}
.media-strip::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(11,58,55,.10) 0%,rgba(11,58,55,.82) 100%);
}
.media-strip__body{position:relative;z-index:2;padding:38px 34px;color:#fff;max-width:640px;}
.media-strip__body h3{font-size:clamp(1.25rem,1.05rem+.8vw,1.625rem);font-weight:700;line-height:1.4;}
.media-strip__body p{margin-top:12px;font-size:.9375rem;line-height:1.85;color:rgba(255,255,255,.84);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;max-width:1080px;margin:0 auto;}
.timeline::before{
  content:"";position:absolute;top:6px;bottom:6px;left:19px;width:2px;
  background:linear-gradient(180deg,var(--brand-100) 0%,var(--brand-500) 14%,var(--brand-500) 86%,var(--brand-100) 100%);
}
.tl-item{position:relative;padding-left:56px;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:8px;top:22px;
  width:24px;height:24px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-700);color:#fff;
  font-size:.75rem;font-weight:700;font-family:var(--num-font);
  box-shadow:0 0 0 5px var(--bg);
  z-index:2;
}
.tl-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 26px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--brand-100);}
.tl-card__head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.tl-card__head h3{font-size:1.1875rem;font-weight:700;}
.tl-card p{margin-top:12px;font-size:.9375rem;line-height:1.85;color:var(--ink-600);}
.tl-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:.8125rem;color:var(--ink-600);
}
.tl-meta span{display:inline-flex;align-items:center;gap:7px;}
.tl-meta i{color:var(--brand-500);}

/* ---------- 横向步骤条 ---------- */
.step-bar{
  margin-top:56px;
  padding:24px 26px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  overflow-x:auto;
}
.step-bar__track{
  display:flex;align-items:center;gap:16px;
  min-width:640px;
}
.step-bar__item{
  flex:1 1 0;
  display:flex;align-items:center;gap:12px;
  white-space:nowrap;
}
.step-bar__idx{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-700);
  font-family:var(--num-font);font-size:.8125rem;font-weight:700;
}
.step-bar__item.is-done .step-bar__idx{background:var(--brand-700);color:#fff;}
.step-bar__label{font-size:.9375rem;font-weight:600;color:var(--ink-900);}
.step-bar__line{flex:0 0 28px;height:2px;background:var(--line);border-radius:2px;}
.step-bar__line.is-done{background:var(--brand-500);}

/* ---------- 场景卡 ---------- */
.scene-card{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:3px solid var(--brand-100);
  border-radius:var(--radius);
  padding:24px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-left-color:var(--brand-700);}
.scene-card h3{font-size:1.0625rem;font-weight:600;}
.scene-card p{margin-top:10px;font-size:.9375rem;line-height:1.85;color:var(--ink-600);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq .accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:14px;
  overflow:hidden;
}
.faq .accordion-button{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;
  padding:20px 22px;
  background:var(--surface);
  color:var(--ink-900);
  font-size:1.0625rem;font-weight:600;line-height:1.6;
  border:0;border-radius:14px;
  box-shadow:none;
  transition:background .22s ease,color .22s ease;
}
.faq .accordion-button:not(.collapsed){color:var(--brand-700);background:var(--brand-100);box-shadow:none;}
.faq .accordion-button:focus{box-shadow:none;}
.faq .accordion-button::after{display:none;}
.faq .accordion-button::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;
  background:var(--brand-700);opacity:0;transition:opacity .22s ease;
}
.faq .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-plus{
  flex:0 0 auto;position:relative;
  width:22px;height:22px;border-radius:7px;
  background:var(--brand-100);
  transition:transform .22s ease,background .22s ease;
}
.faq-plus::before,.faq-plus::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--brand-700);border-radius:2px;
}
.faq-plus::before{width:10px;height:2px;}
.faq-plus::after{width:2px;height:10px;}
.faq .accordion-button:not(.collapsed) .faq-plus{transform:rotate(45deg);background:#fff;}
.faq .accordion-body{
  padding:6px 22px 22px;
  font-size:.9375rem;line-height:1.85;color:var(--ink-600);
  background:var(--brand-100);
}
.faq .accordion-item:has(.accordion-button:not(.collapsed)){border-color:var(--brand-100);}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand-900);
  border-radius:var(--radius-lg);
  padding:56px 52px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,138,128,.42) 0%,rgba(30,138,128,0) 70%);
}
.cta-band__main{position:relative;z-index:2;max-width:620px;}
.cta-band h2{font-size:clamp(1.35rem,1.1rem+1vw,1.875rem);font-weight:700;line-height:1.35;color:#fff;}
.cta-band p{margin-top:14px;font-size:.9375rem;line-height:1.85;color:rgba(255,255,255,.76);}
.cta-band__list{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:22px;}
.cta-band__list li{display:inline-flex;align-items:center;gap:8px;font-size:.9375rem;color:rgba(255,255,255,.86);}
.cta-band__list i{color:var(--accent-100);}
.cta-band__action{position:relative;z-index:2;flex:0 0 auto;display:flex;flex-direction:column;gap:12px;}
.cta-band__action .btn-ghost-light{background:transparent;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sect);
  background:var(--brand-900);
  color:#fff;
  padding:64px 0 28px;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:1.0625rem;font-weight:800;margin-bottom:16px;}
.site-footer p{font-size:.9375rem;line-height:1.85;color:rgba(255,255,255,.72);}
.footer-title{font-size:.875rem;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:.9375rem;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:.8125rem;color:rgba(255,255,255,.60);
}

/* ---------- 响应式 ---------- */
@media(max-width:1199.98px){
  :root{--sect:80px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media(max-width:991.98px){
  :root{--sect:72px;}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
  .nav-panel{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    padding:12px;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    box-shadow:var(--shadow-2);
    margin-left:0;
  }
  .nav-panel.is-open{display:flex;}
  .nav-link{height:48px;border-radius:12px;padding:0 16px;font-size:1rem;}
  .site-nav{position:relative;}
  .timeline::before{left:19px;}
  .tl-item{width:100%;padding-left:56px;padding-right:0;margin-left:0;}
  .tl-item:nth-child(even){margin-left:0;padding-left:56px;padding-right:0;}
  .tl-dot{left:8px;right:auto;}
  .tl-item:nth-child(even) .tl-dot{left:8px;right:auto;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media(min-width:992px){
  .timeline::before{left:50%;margin-left:-1px;}
  .tl-item{width:50%;padding-left:0;padding-right:56px;margin-bottom:34px;}
  .tl-item:nth-child(even){margin-left:50%;padding-left:56px;padding-right:0;}
  .tl-dot{left:auto;right:-12px;}
  .tl-item:nth-child(even) .tl-dot{left:-12px;right:auto;}
}
@media(max-width:767.98px){
  :root{--sect:56px;}
  .hero__inner{padding:48px 0;}
  .hero__actions{gap:12px;}
  .hero__actions .btn{width:100%;}
  .card-soft,.tl-card,.scene-card{padding:20px;}
  .media-strip{min-height:240px;}
  .media-strip__body{padding:26px 22px;}
  .cta-band{padding:36px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .step-bar{padding:18px;}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --brand-900:#0B3A37;
  --brand-700:#12655E;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --success:#2F7D5B;
  --warn:#B4741F;
  --danger:#B23A2E;
  --r-card:16px;
  --r-lg:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,32,30,.04),0 8px 24px rgba(20,32,30,.06);
  --shadow-2:0 14px 34px rgba(20,32,30,.10);
  --fs-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --fs-num:"DIN Alternate","HarmonyOS Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:var(--fs-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;background:var(--brand-100);border-radius:12px;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand-500);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--brand-900);letter-spacing:.01em;}
h1{font-size:clamp(1.9rem,1.2rem+2.6vw,3rem);font-weight:800;line-height:1.24;}
h2{font-size:clamp(1.4rem,1.1rem+1.2vw,2rem);font-weight:700;line-height:1.3;}
h3{font-size:1.25rem;font-weight:600;line-height:1.4;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;}
.container{width:100%;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto;}
@media (min-width:1200px){.container{max-width:1200px;}}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ============ 悬浮胶囊导航 ============ */
.site-header{position:sticky;top:12px;z-index:80;}
.site-nav{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  height:64px;
  padding:0 12px 0 16px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);
  border-radius:var(--r-pill);
  box-shadow:0 6px 20px rgba(20,32,30,.06);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled .site-nav{
  background:rgba(255,255,255,.94);
  box-shadow:var(--shadow-2);
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand__mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--brand-700);
  color:#fff;font-weight:700;font-size:.9375rem;
  display:grid;place-items:center;
  box-shadow:0 4px 12px rgba(18,101,94,.28);
  letter-spacing:0;
}
.brand__text{font-weight:700;font-size:1.0625rem;color:var(--brand-900);letter-spacing:.01em;white-space:nowrap;}
.nav-panel{display:flex;align-items:center;justify-content:center;gap:4px;flex:1 1 auto;}
.nav-link{
  padding:8px 14px;border-radius:var(--r-pill);
  font-size:.9375rem;color:var(--ink-600);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--brand-100);color:var(--brand-700);}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  place-items:center;cursor:pointer;margin-left:auto;padding:0;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-sm{height:42px;padding:0 20px;font-size:.875rem;}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 6px 18px rgba(18,101,94,.24);}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 6px 18px rgba(217,114,46,.26);}
.btn-accent:hover{background:#C0601F;color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-700);}
.btn-ghost{background:transparent;color:var(--brand-700);padding:0 6px;height:auto;}
.btn-ghost:hover{color:var(--brand-500);}
.btn-ghost .arrow{transition:transform .22s ease;}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn:active{transform:translateY(1px);}
.hero-btn-outline{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.5);}
.hero-btn-outline:hover{background:rgba(255,255,255,.22);color:#fff;}

/* ============ 通用板块 ============ */
main{display:block;}
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:72px 0;}}
@media (min-width:992px){.section{padding:96px 0;}}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{position:relative;padding-left:16px;margin-bottom:12px;}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--brand-700);}
.section-head p{color:var(--ink-600);font-size:1rem;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;font-weight:600;letter-spacing:.02em;
  color:var(--brand-700);background:var(--brand-100);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:14px;
}
.dots{
  position:absolute;width:120px;height:120px;pointer-events:none;
  background-image:radial-gradient(rgba(20,32,30,.55) 1.2px,transparent 1.2px);
  background-size:12px 12px;opacity:.07;
}

/* ============ 分类页 Hero ============ */
.hero-wrap{padding-top:28px;}
.cat-hero{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  min-height:400px;
  display:flex;align-items:center;
  box-shadow:var(--shadow-2);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(11,58,55,.94) 0%,rgba(11,58,55,.80) 46%,rgba(11,58,55,.40) 100%);
}
.cat-hero__inner{position:relative;z-index:2;padding:52px 28px;max-width:760px;}
@media (min-width:768px){.cat-hero__inner{padding:64px 56px;}}
.cat-hero h1{color:#fff;margin-bottom:16px;}
.cat-hero p{color:rgba(255,255,255,.82);font-size:1.0625rem;line-height:1.8;max-width:620px;}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:32px;margin-top:36px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);}
.hero-metrics .num{font-family:var(--fs-num);font-size:1.75rem;font-weight:700;color:#fff;line-height:1.2;}
.hero-metrics .lbl{font-size:.8125rem;color:rgba(255,255,255,.7);letter-spacing:.02em;}

/* ============ 锚点 chips ============ */
.chips-row{display:flex;gap:10px;overflow-x:auto;padding:24px 2px 6px;scrollbar-width:thin;}
.chips-row::-webkit-scrollbar{height:6px;}
.chips-row::-webkit-scrollbar-thumb{background:rgba(18,101,94,.25);border-radius:99px;}
.chip{
  flex:0 0 auto;padding:9px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-600);
  font-size:.875rem;transition:all .2s ease;
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);background:var(--brand-100);}

/* ============ 色阶总览 ============ */
.spectrum{display:grid;gap:16px;grid-template-columns:repeat(4,1fr);}
@media (max-width:767.98px){.spectrum{grid-template-columns:repeat(2,1fr);}}
.spectrum-item{
  border-radius:var(--r-card);padding:20px 22px;border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow-1);
  border-top:3px solid var(--brand-700);
}
.spectrum-item:nth-child(1){border-top-color:var(--brand-100);}
.spectrum-item:nth-child(2){border-top-color:var(--brand-500);}
.spectrum-item:nth-child(3){border-top-color:var(--brand-700);}
.spectrum-item:nth-child(4){border-top-color:var(--brand-900);}
.spectrum-item .step-no{font-family:var(--fs-num);font-size:.8125rem;color:var(--ink-600);letter-spacing:.08em;}
.spectrum-item h3{font-size:1.0625rem;margin:6px 0 6px;}
.spectrum-item p{font-size:.875rem;color:var(--ink-600);line-height:1.7;margin:0;}

/* ============ Bento 等级网格 ============ */
.grade-bento{
  display:grid;gap:20px;
  grid-template-columns:repeat(4,1fr);
  grid-template-areas:
    "a a b c"
    "d e f f";
}
.grade-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.grade-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--brand-100);}
.grade-card--a{grid-area:a;}
.grade-card--b{grid-area:b;}
.grade-card--c{grid-area:c;}
.grade-card--d{grid-area:d;}
.grade-card--e{grid-area:e;}
.grade-card--f{grid-area:f;}
.gc-a{grid-area:a;} .gc-b{grid-area:b;} .gc-c{grid-area:c;}
.gc-d{grid-area:d;} .gc-e{grid-area:e;} .gc-f{grid-area:f;}
.stamp{
  width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;
  font-size:.75rem;font-weight:700;letter-spacing:.02em;
  margin-bottom:16px;flex:0 0 auto;
}
.stamp--1{background:var(--brand-100);color:var(--brand-700);}
.stamp--2{background:var(--brand-500);color:#fff;}
.stamp--3{background:var(--brand-700);color:#fff;}
.stamp--4{background:var(--brand-900);color:#fff;}
.stamp--5{background:var(--sand-200);color:#8A5F14;}
.stamp--6{background:var(--accent-100);color:#A9521B;}
.grade-card h3{margin-bottom:8px;font-size:1.1875rem;}
.grade-card .grade-desc{color:var(--ink-600);font-size:.9375rem;line-height:1.75;margin-bottom:16px;}
.grade-list li{
  position:relative;padding-left:20px;margin-bottom:8px;
  font-size:.9375rem;color:var(--ink-600);line-height:1.7;
}
.grade-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:7px;height:7px;border-radius:2px;background:var(--brand-500);
}
.grade-card--big{padding:28px;}
.grade-card--big .grade-media{margin-bottom:18px;border-radius:14px;overflow:hidden;}
.grade-card--big .grade-media img{width:100%;height:190px;object-fit:cover;border-radius:14px;}
.grade-badge{
  position:absolute;top:22px;right:22px;
  font-size:.75rem;font-weight:600;letter-spacing:.02em;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--accent-100);color:#A9521B;
}
.grade-foot{margin-top:auto;padding-top:16px;font-size:.8125rem;color:var(--ink-600);border-top:1px dashed var(--line);}
@media (max-width:991.98px){
  .grade-bento{
    grid-template-columns:repeat(2,1fr);
    grid-template-areas:"a a" "b c" "d e" "f f";
  }
  .grade-card{padding:22px;}
}
@media (max-width:575.98px){
  .grade-bento{grid-template-columns:1fr;grid-template-areas:"a" "b" "c" "d" "e" "f";}
  .grade-card{padding:20px;}
}

/* ============ 对照表 ============ */
.table-shell{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:#fff;overflow-x:auto;overflow-y:hidden;
  box-shadow:var(--shadow-1);position:relative;
}
.grade-table{width:100%;border-collapse:separate;border-spacing:0;min-width:820px;}
.grade-table th,.grade-table td{
  padding:16px 18px;text-align:left;font-size:.9375rem;
  border-bottom:1px solid var(--line);
}
.grade-table thead th{
  background:var(--brand-900);color:#fff;font-weight:600;
  position:sticky;top:0;z-index:3;white-space:nowrap;
}
.grade-table thead th:first-child{background:var(--brand-900);left:0;z-index:4;}
.grade-table tbody tr:nth-child(even) td{background:#FAF9F5;}
.grade-table tbody tr:nth-child(even) td.col-recommend{background:#EFF7F5;}
.grade-table tbody tr:hover td{background:#F4F8F6;}
.grade-table th:first-child,.grade-table td:first-child{
  position:sticky;left:0;z-index:2;background:#fff;
  font-weight:600;color:var(--brand-900);min-width:160px;
  box-shadow:1px 0 0 var(--line);
}
.grade-table td{color:var(--ink-600);}
.col-recommend{background:#EFF7F5 !important;}
.grade-table thead th.col-recommend{background:var(--brand-700);position:relative;}
.grade-table thead th.col-recommend::after{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--accent-600);
}
.tag-recommend{
  display:inline-block;margin-left:8px;font-size:.6875rem;font-weight:600;
  padding:2px 8px;border-radius:var(--r-pill);
  background:var(--accent-600);color:#fff;letter-spacing:.02em;vertical-align:middle;
}
.table-note{margin-top:14px;font-size:.875rem;color:var(--ink-600);}
.table-scroll-hint{
  display:none;margin-top:12px;font-size:.8125rem;color:var(--ink-600);
  padding:10px 14px;border-radius:12px;background:var(--brand-100);
}
@media (max-width:991.98px){.table-scroll-hint{display:block;}}

/* ============ 流程 ============ */
.flow-grid{display:grid;gap:22px;grid-template-columns:repeat(4,1fr);position:relative;}
.flow-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.flow-card .fnum{
  font-family:var(--fs-num);font-size:1.5rem;font-weight:700;color:var(--brand-700);
  display:block;margin-bottom:10px;line-height:1;
}
.flow-card h3{font-size:1.0625rem;margin-bottom:8px;}
.flow-card p{font-size:.875rem;color:var(--ink-600);line-height:1.75;margin:0;}
.flow-card::after{
  content:"";position:absolute;right:-13px;top:46px;width:16px;height:2px;
  background:var(--brand-100);
}
.flow-grid .flow-card:last-child::after{display:none;}
@media (max-width:991.98px){
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .flow-card::after{display:none;}
}
@media (max-width:575.98px){.flow-grid{grid-template-columns:1fr;}}

/* ============ 场景卡 ============ */
.scene-grid{display:grid;gap:20px;grid-template-columns:repeat(3,1fr);}
.scene-card{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand-500);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-left-color:var(--brand-700);}
.scene-card h3{font-size:1.0625rem;margin-bottom:10px;}
.scene-card p{font-size:.9375rem;color:var(--ink-600);line-height:1.75;margin:0;}
.scene-meta{margin-top:14px;font-size:.8125rem;color:var(--brand-700);font-weight:600;}
@media (max-width:991.98px){.scene-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575.98px){.scene-grid{grid-template-columns:1fr;}}

/* ============ FAQ ============ */
.faq-aside{position:sticky;top:100px;}
.faq-aside h2{position:relative;padding-left:16px;margin-bottom:12px;}
.faq-aside h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--brand-700);}
.faq-aside p{color:var(--ink-600);font-size:.9375rem;}
.faq-aside .aside-tip{
  margin-top:20px;padding:18px;border-radius:14px;background:var(--brand-100);
  font-size:.875rem;color:var(--brand-900);line-height:1.75;
}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:14px;background:#fff;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);
}
.faq-accordion .accordion-button{
  position:relative;background:#fff;color:var(--brand-900);
  font-size:1.0625rem;font-weight:600;line-height:1.6;
  padding:20px 56px 20px 26px;border:0;box-shadow:none;
}
.faq-accordion .accordion-button::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;
  background:var(--brand-700);opacity:0;transition:opacity .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-accordion .accordion-button:not(.collapsed){background:#fff;color:var(--brand-700);}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 2px var(--brand-100);}
.faq-accordion .accordion-button::after{
  content:"+";background-image:none;font-size:1.5rem;font-weight:400;line-height:1;
  color:var(--brand-700);width:26px;height:26px;
  display:grid;place-items:center;transform:none;
  transition:transform .22s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq-accordion .accordion-body{
  padding:0 26px 22px;font-size:.9375rem;line-height:1.85;color:var(--ink-600);
}

/* ============ CTA ============ */
.cta-block{
  background:var(--brand-900);border-radius:var(--r-lg);
  padding:44px 28px;color:#fff;position:relative;overflow:hidden;
}
@media (min-width:768px){.cta-block{padding:56px 56px;}}
.cta-block::after{
  content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  background-image:radial-gradient(rgba(255,255,255,.5) 1.2px,transparent 1.2px);
  background-size:14px 14px;opacity:.10;pointer-events:none;
}
.cta-block h2{color:#fff;margin-bottom:14px;}
.cta-block p{color:rgba(255,255,255,.76);max-width:560px;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{position:relative;padding-left:22px;font-size:.9375rem;color:rgba(255,255,255,.86);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.6em;width:10px;height:2px;
  background:var(--accent-600);border-radius:2px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:8px;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:64px;background:var(--brand-900);color:#fff;
  padding:56px 0 28px;border-radius:24px 24px 0 0;
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1.5fr 1fr 1fr 1fr;}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575.98px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.0625rem;margin-bottom:14px;}
.footer-brand .brand__mark{background:rgba(255,255,255,.14);}
.site-footer p{color:rgba(255,255,255,.7);font-size:.9375rem;line-height:1.8;max-width:340px;}
.footer-title{font-size:.9375rem;font-weight:600;margin-bottom:14px;color:#fff;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem;}
.footer-links a:hover{color:#fff;}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:.8125rem;color:rgba(255,255,255,.62);
}

/* roulang page: category4 */
:root{
  --brand-900:#0B3A37;
  --brand-700:#12655E;
  --brand-500:#1E8A80;
  --brand-100:#DCEFEC;
  --accent-600:#D9722E;
  --accent-700:#C0631F;
  --accent-100:#FBE6D6;
  --sand-200:#F2E3C9;
  --bg:#F7F6F1;
  --surface:#FFFFFF;
  --ink-900:#14201E;
  --ink-600:#4A5A57;
  --line:#E3E6E2;
  --ok:#2F7D5B;
  --r-card:16px;
  --r-lg:24px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,32,30,.04),0 8px 24px rgba(20,32,30,.06);
  --shadow-2:0 14px 34px rgba(20,32,30,.10);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","HarmonyOS Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:var(--brand-100)}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-500)}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px}
h1,h2,h3,h4{margin:0;letter-spacing:.01em;color:var(--ink-900)}
h1{font-size:clamp(1.9rem,1.2rem + 2.6vw,3rem);font-weight:800;line-height:1.24}
h2{font-size:clamp(1.4rem,1.1rem + 1.2vw,2rem);font-weight:700;line-height:1.3}
h3{font-size:1.25rem;font-weight:600;line-height:1.4}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- 顶部胶囊导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;padding-top:12px;
  background:linear-gradient(180deg,var(--bg) 0%,rgba(247,246,241,.86) 68%,rgba(247,246,241,0) 100%);
}
.site-nav{
  position:relative;display:flex;align-items:center;gap:18px;
  height:64px;padding:0 10px 0 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid rgba(20,32,30,.06);
  box-shadow:0 1px 2px rgba(20,32,30,.04),0 8px 24px rgba(20,32,30,.05);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .site-nav{box-shadow:0 12px 32px rgba(20,32,30,.13);background:rgba(255,255,255,.95)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink-900);font-weight:800;flex:0 0 auto}
.brand:hover{color:var(--brand-700)}
.brand__mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand-700);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;letter-spacing:0;
}
.brand__text{font-size:1.0625rem;letter-spacing:.01em;white-space:nowrap}
.nav-panel{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;padding:9px 16px;border-radius:var(--r-pill);
  font-size:.9375rem;font-weight:500;color:var(--ink-600);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-100)}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;margin-left:auto;cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
  transform:translateX(-50%);transition:transform .2s ease,top .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px}
.nav-toggle span::after{content:"";top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:.9375rem;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-900);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-accent{background:var(--accent-600);color:#fff}
.btn-accent:hover{background:var(--accent-700);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(217,114,46,.28)}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-700)}
.btn-outline:hover{background:var(--brand-100);color:var(--brand-900)}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem}
.btn-lg{height:52px;padding:0 30px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section--plain{background:var(--bg)}
.section--white{background:var(--surface)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8125rem;font-weight:600;letter-spacing:.06em;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);padding:6px 14px;
}
.section-head{max-width:720px;margin-bottom:40px}
.section-head p{margin-top:14px;color:var(--ink-600);font-size:1rem}
.head-line{width:52px;height:4px;border-radius:2px;background:var(--brand-700);margin-bottom:18px}

/* ---------- Hero ---------- */
.page-hero{position:relative;padding:44px 0 8px;overflow:hidden}
.page-hero::after{
  content:"";position:absolute;right:-40px;top:10px;width:280px;height:280px;pointer-events:none;
  background-image:radial-gradient(rgba(18,101,94,.16) 1.6px,transparent 1.6px);
  background-size:18px 18px;opacity:.55;
}
.page-hero__grid{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.page-hero h1{margin:18px 0 16px}
.page-hero__lead{font-size:1.0625rem;color:var(--ink-600);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.hero-stat strong{display:block;font-family:var(--font-num);font-size:1.5rem;font-weight:700;color:var(--brand-700);letter-spacing:.01em}
.hero-stat span{font-size:.8125rem;color:var(--ink-600)}
.page-hero__media{position:relative}
.page-hero__media img{
  width:100%;height:340px;object-fit:cover;border-radius:var(--r-card);
  clip-path:polygon(0 0,calc(100% - 44px) 0,100% 44px,100% 100%,0 100%);
  box-shadow:var(--shadow-1);
}
.page-hero__tag{
  position:absolute;left:18px;bottom:18px;background:rgba(11,58,55,.86);color:#fff;
  border-radius:var(--r-pill);padding:8px 16px;font-size:.8125rem;letter-spacing:.02em;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}

/* ---------- 入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry-card{
  display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--brand-100)}
.entry-card__num{
  font-family:var(--font-num);font-size:.8125rem;font-weight:700;color:var(--brand-500);letter-spacing:.08em;
}
.entry-card h3{font-size:1.0625rem}
.entry-card p{font-size:.9375rem;color:var(--ink-600)}
.entry-card__link{margin-top:auto;font-size:.875rem;font-weight:600;color:var(--brand-700)}
.entry-card__link:hover{color:var(--accent-600)}

/* ---------- FAQ 布局 ---------- */
.faq-layout{display:grid;grid-template-columns:272px 1fr;gap:44px;align-items:start}
.faq-side{position:sticky;top:104px}
.faq-anchor{
  display:flex;flex-direction:column;gap:6px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);padding:12px;box-shadow:var(--shadow-1);
}
.faq-anchor__link{
  display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:var(--r-sm);
  font-size:.9375rem;font-weight:500;color:var(--ink-600);transition:background .2s ease,color .2s ease;
}
.faq-anchor__link em{font-family:var(--font-num);font-style:normal;font-size:.8125rem;font-weight:700;color:var(--brand-500)}
.faq-anchor__link:hover{background:var(--brand-100);color:var(--brand-700)}
.faq-anchor__link.is-active{background:var(--brand-700);color:#fff}
.faq-anchor__link.is-active em{color:#fff}
.faq-side__note{
  margin-top:16px;background:var(--brand-100);border-radius:var(--r-card);padding:18px;
  font-size:.875rem;color:var(--brand-900);line-height:1.8;
}
.faq-side__note strong{display:block;font-size:.9375rem;margin-bottom:6px}

.faq-group{scroll-margin-top:120px}
.faq-group + .faq-group{margin-top:52px}
.faq-group__head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.faq-group__head h2{font-size:1.375rem}
.faq-group__head span{font-size:.8125rem;color:var(--ink-600);font-family:var(--font-num);letter-spacing:.06em}
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.faq-item{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:var(--brand-100)}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-1)}
.faq-item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand-700)}
.faq-item summary{
  display:flex;align-items:center;gap:16px;padding:20px 22px;cursor:pointer;
  font-weight:600;font-size:1rem;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;margin-left:auto;border-radius:8px;
  display:grid;place-items:center;background:var(--brand-100);color:var(--brand-700);
  font-size:1rem;line-height:1;transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand-700);color:#fff}
.faq-answer{padding:0 22px 22px}
.faq-answer p{
  padding-top:15px;border-top:1px dashed var(--line);
  font-size:.9375rem;line-height:1.85;color:var(--ink-600);
}

/* ---------- 联系表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:44px;align-items:start}
.contact-list{display:flex;flex-direction:column;gap:16px;margin-top:26px}
.contact-list li{display:flex;gap:12px;font-size:.9375rem;color:var(--ink-600)}
.contact-list li b{
  flex:0 0 30px;height:30px;border-radius:9px;background:var(--brand-100);color:var(--brand-700);
  display:grid;place-items:center;font-size:.8125rem;font-family:var(--font-num);
}
.contact-photo{margin-top:30px;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1)}
.contact-photo img{width:100%;height:200px;object-fit:cover}
.contact-form{
  background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:30px;
  box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:13px;font-weight:500;color:var(--ink-600)}
.field input,.field textarea{
  width:100%;height:48px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;
  padding:0 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:124px;padding:12px 14px;line-height:1.75;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(30,138,128,.18);
}
.field-row-message{display:flex;gap:16px;align-items:flex-start}
.field-row-message .field{flex:1 1 auto;margin-bottom:0}
.field-row-message .btn{flex:0 0 auto;align-self:flex-end}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:16px;flex-wrap:wrap}
.form-hint{font-size:.8125rem;color:var(--ink-600)}
.form-tip{
  display:none;margin-top:14px;background:var(--brand-100);color:var(--brand-900);
  border-radius:var(--r-sm);padding:12px 16px;font-size:.875rem;
}
.form-tip.is-show{display:block}

/* ---------- CTA ---------- */
.section-cta{padding:24px 0 96px}
.cta-box{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--brand-900);color:#fff;padding:52px;
  display:grid;grid-template-columns:1.5fr .9fr;gap:36px;align-items:center;
}
.cta-box::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.16;
}
.cta-box > *{position:relative;z-index:1}
.cta-box h2{color:#fff}
.cta-box p{color:rgba(255,255,255,.76);margin-top:14px;max-width:600px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-points span{
  border:1px solid rgba(255,255,255,.22);border-radius:var(--r-pill);
  padding:7px 14px;font-size:.8125rem;color:rgba(255,255,255,.86);
}
.cta-action{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-action small{color:rgba(255,255,255,.62);font-size:.8125rem}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#fff;padding:72px 0 28px;border-radius:24px 24px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.0625rem;margin-bottom:16px}
.footer-grid p{color:rgba(255,255,255,.7);font-size:.9375rem;line-height:1.85}
.footer-title{font-size:.9375rem;font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:.9375rem}
.footer-links a:hover{color:#fff}
.footer-grid > div + div{border-left:1px solid rgba(255,255,255,.12);padding-left:36px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:.8125rem;color:rgba(255,255,255,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .entry-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .page-hero__grid{grid-template-columns:1fr;gap:32px}
  .page-hero__media img{height:280px}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .faq-side{position:static}
  .faq-anchor{flex-direction:row;overflow-x:auto;gap:8px;padding:8px;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .faq-anchor__link{flex:0 0 auto}
  .faq-side__note{display:none}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .cta-box{grid-template-columns:1fr;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-grid > div + div{border-left:0;padding-left:0}
}
@media (max-width:767.98px){
  .site-nav{padding:0 10px 0 14px}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .nav-panel{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:8px;
    box-shadow:0 20px 44px rgba(20,32,30,.16);
  }
  .nav-panel.is-open{display:flex}
  .nav-link{height:48px;padding:0 16px;border-radius:var(--r-sm);font-size:1rem}
  .nav-panel .nav-link:not(:last-child){border-bottom:1px solid var(--line);border-radius:var(--r-sm) var(--r-sm) 0 0}
  .brand__text{font-size:1rem}
  .entry-grid{grid-template-columns:1fr}
  .hero-stats{gap:20px}
  .form-row{grid-template-columns:1fr}
  .field-row-message{flex-direction:column}
  .field-row-message .btn{width:100%}
  .cta-box{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:519.98px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .section-cta{padding:16px 0 56px}
  .btn{height:46px;padding:0 20px;width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .page-hero__media img{height:224px}
  .contact-form{padding:22px}
}