/* roulang page: index */
:root{
  --c-primary:#146B5F;
  --c-primary-deep:#0F5A50;
  --c-primary-mid:#2E8B7C;
  --c-primary-soft:#DCEAE6;
  --c-accent:#E08A3C;
  --c-accent-deep:#C9762B;
  --c-accent-soft:#FBEEDF;
  --c-bg:#F7F4EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEAE1;
  --c-text:#1C2B2A;
  --c-text-2:#5A6B68;
  --c-text-3:#8A9995;
  --c-border:#DCD5C8;
  --c-danger:#B8452F;
  --c-dark:#10201E;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(28,43,42,.06);
  --sh-2:0 10px 24px rgba(28,43,42,.10);
  --sh-3:0 6px 18px rgba(28,43,42,.12);
  --sp:88px;
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.9;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--c-primary-mid)}
h1,h2,h3,h4{font-family:var(--font-title);font-weight:700;color:var(--c-text);margin:0}
h1{font-size:40px;line-height:1.3;letter-spacing:.5px}
h2{font-size:28px;line-height:1.4}
h3{font-size:20px;line-height:1.5}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{background:none;border:0;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:4px}
.tnum{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}
.section{padding:var(--sp) 0}
.section--tight{padding:calc(var(--sp) / 2) 0}
.section--paper{background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%)}
.section--dark{background:var(--c-dark);color:#fff}
.section--dark h2,.section--dark h3{color:#fff}
[id]{scroll-margin-top:130px}

/* ---------- 云纹分隔 ---------- */
.cloud-divider{
  height:24px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='24' viewBox='0 0 120 24'%3E%3Cpath d='M0 18 Q 15 6 30 18 T 60 18 T 90 18 T 120 18' fill='none' stroke='%23146B5F' stroke-opacity='0.3' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat:repeat-x;
  background-position:center;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn--primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--accent{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.btn--accent:hover{background:var(--c-accent-deep);border-color:var(--c-accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.btn--outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn--outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn:active{transform:translateY(0)}
.btn--block{width:100%}
.btn--sm{height:40px;padding:0 18px;font-size:15px}

/* ---------- 徽标 / 标签 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.tag{
  display:inline-flex;align-items:center;
  font-size:13px;line-height:1;font-weight:600;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:6px 12px;border-radius:999px;
}
.tag--accent{color:var(--c-accent-deep);background:var(--c-accent-soft)}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:300;background:var(--c-surface);border-bottom:1px solid var(--c-border);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-3)}
.nav-top{background:var(--c-surface);border-bottom:1px solid var(--c-border)}
.nav-top__inner{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand__mark{
  width:34px;height:34px;border-radius:var(--r-sm);background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-family:var(--font-title);font-size:17px;font-weight:700;
}
.brand__text{font-family:var(--font-title);font-size:19px;font-weight:700;color:var(--c-text);letter-spacing:.5px}
.brand:hover .brand__text{color:var(--c-primary)}
.nav-main{display:flex;align-items:center;gap:4px;flex:1;min-width:0}
.nav-main a{padding:8px 12px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-text-2);white-space:nowrap}
.nav-main a:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.nav-main a.is-active{color:var(--c-primary);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;
  background:var(--c-surface-2);border:1px solid var(--c-border);border-radius:12px;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.nav-search i{font-size:13px;color:var(--c-text-3)}
.nav-search input{border:0;background:transparent;outline:none;width:130px;font-size:14px;color:var(--c-text)}
.nav-search input::placeholder{color:var(--c-text-3)}
.nav-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,107,95,.1)}
.nav-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--c-border);background:#fff;color:var(--c-text);
  align-items:center;justify-content:center;font-size:16px;
}
.nav-burger:hover{border-color:var(--c-primary);color:var(--c-primary)}
.nav-tabs{background:var(--c-surface);border-bottom:1px solid var(--c-border)}
.nav-tabs__inner{display:flex;align-items:center;gap:10px;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav-tabs__inner::-webkit-scrollbar{display:none}
.nav-pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--c-border);color:var(--c-text-2);
  font-size:14px;font-weight:500;white-space:nowrap;flex-shrink:0;
}
.nav-pill:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);color:var(--c-primary)}
.nav-pill.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.mobile-menu{display:none;background:#fff;border-bottom:1px solid var(--c-border);padding:12px 0 18px}
.mobile-menu.is-open{display:block}
.mobile-menu a{display:block;padding:12px 4px;font-size:16px;color:var(--c-text);border-bottom:1px solid var(--c-surface-2)}
.mobile-menu a:last-child{border-bottom:0}
.mobile-menu a.is-active{color:var(--c-primary);font-weight:700}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);padding-top:56px;position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:-60px;top:20px;width:280px;height:280px;pointer-events:none;
  background-image:radial-gradient(var(--c-primary) 1.2px,transparent 1.2px);
  background-size:16px 16px;opacity:.12;
}
.hero__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-bottom:64px;position:relative;z-index:2}
.hero__badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.hero h1{max-width:16em;margin-bottom:20px}
.hero__sub{font-size:18px;color:var(--c-text-2);line-height:1.8;margin-bottom:26px;max-width:30em}
.hero__meta{display:flex;flex-direction:column;gap:0;margin-bottom:32px;border-top:1px solid var(--c-border)}
.hero__meta li{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--c-border);font-size:15px;color:var(--c-text-2)}
.hero__meta i{color:var(--c-accent);width:18px;text-align:center}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px}
.hero__visual{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2)}
.hero__visual img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero__visual::after{content:"";position:absolute;inset:0;background:linear-gradient(155deg,rgba(16,32,30,.18),rgba(20,107,95,.62))}
.hero__seal{
  position:absolute;right:20px;bottom:20px;z-index:3;
  width:76px;height:76px;border-radius:6px;
  border:2px solid rgba(255,255,255,.85);background:rgba(224,138,60,.94);
  color:#fff;font-family:var(--font-title);font-size:17px;line-height:1.25;
  display:grid;place-items:center;text-align:center;letter-spacing:1px;font-weight:700;
}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--c-border);border:1px solid var(--c-border);border-radius:var(--r-md);overflow:hidden}
.stat{background:var(--c-surface);padding:26px 22px;text-align:left}
.stat__num{display:block;font-family:var(--font-title);font-size:30px;font-weight:700;color:var(--c-accent);line-height:1.2;font-variant-numeric:tabular-nums}
.stat__label{display:block;margin-top:6px;font-size:15px;color:var(--c-text-2)}
.stat__note{display:block;margin-top:10px;font-size:13px;color:var(--c-text-3);line-height:1.7}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px;flex-wrap:wrap}
.section-head__main{max-width:640px}
.section-head h2{margin-bottom:12px}
.section-sub{font-size:15px;line-height:1.8;color:var(--c-text-2);margin:0}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary)}
.text-link:hover{gap:12px}
.section--dark .section-sub{color:rgba(255,255,255,.72)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:0}
.timeline::before{content:"";position:absolute;left:127px;top:8px;bottom:8px;width:1px;background:rgba(20,107,95,.2)}
.tl-item{display:grid;grid-template-columns:108px 40px 1fr;align-items:flex-start;gap:0 20px;position:relative}
.tl-item + .tl-item{margin-top:22px}
.tl-time{font-size:14px;color:var(--c-text-3);text-align:right;padding-top:22px;font-variant-numeric:tabular-nums;letter-spacing:.3px}
.tl-dot{position:relative;display:flex;justify-content:center;padding-top:24px}
.tl-dot span{width:12px;height:12px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 4px rgba(20,107,95,.12)}
.tl-item--now .tl-dot span{background:var(--c-accent);box-shadow:0 0 0 4px var(--c-accent-soft),0 0 0 8px rgba(224,138,60,.14)}
.tl-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease}
.tl-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.tl-card h3{margin-bottom:8px;font-size:19px}
.tl-card p{font-size:15px;line-height:1.85;color:var(--c-text-2);margin-bottom:12px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}
.tl-tags span{font-size:13px;color:var(--c-text-2);background:var(--c-surface-2);border-radius:999px;padding:4px 12px}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.feature-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .25s ease}
.feature-card:hover{box-shadow:var(--sh-2)}
.feature-card__thumb{overflow:hidden;aspect-ratio:3/2;background:var(--c-surface-2)}
.feature-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.feature-card:hover .feature-card__thumb img{transform:translateY(-4px) scale(1.02)}
.feature-card__body{padding:24px}
.feature-card__body h3{font-size:19px;margin-bottom:10px}
.feature-card__body p{font-size:15px;line-height:1.85;color:var(--c-text-2);margin:0}
.feature-card__list{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.feature-card__list li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);line-height:1.7}
.feature-card__list i{color:var(--c-primary);margin-top:4px;font-size:13px}

/* ---------- 方式对比 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start}
.plan{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);padding:30px 26px 26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;position:relative;transition:box-shadow .25s ease,transform .25s ease}
.plan:hover{box-shadow:var(--sh-2)}
.plan--pick{border:2px solid var(--c-primary);transform:translateY(-12px);box-shadow:var(--sh-2)}
.plan--pick:hover{transform:translateY(-14px)}
.plan__badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--c-accent);color:#fff;font-size:13px;font-weight:700;padding:5px 16px;border-radius:999px;letter-spacing:.5px}
.plan__name{font-family:var(--font-title);font-size:20px;font-weight:700;margin-bottom:6px}
.plan__desc{font-size:14px;color:var(--c-text-2);line-height:1.75;margin-bottom:20px}
.plan__price{display:flex;align-items:baseline;gap:6px;padding-bottom:20px;border-bottom:1px dashed var(--c-border);margin-bottom:20px}
.plan__price b{font-family:var(--font-title);font-size:34px;color:var(--c-accent);line-height:1;font-variant-numeric:tabular-nums}
.plan__price small{font-size:14px;color:var(--c-text-3)}
.plan__list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;flex:1}
.plan__list li{display:flex;gap:10px;font-size:15px;line-height:1.7;color:var(--c-text-2)}
.plan__list li i{width:16px;text-align:center;margin-top:5px;font-size:13px}
.plan__list li i.fa-check{color:var(--c-primary)}
.plan__list li i.fa-minus{color:var(--c-text-3)}
.plan__list li.is-off{color:var(--c-text-3)}

/* ---------- 表单 / CTA ---------- */
.cta-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:rgba(255,255,255,.9)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:10px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;outline:none;font-size:15px;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select option{color:#1C2B2A}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--c-accent);background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(224,138,60,.22)}
.field .hint{font-size:13px;color:rgba(255,255,255,.5);line-height:1.6}
.check{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.7}
.check input{width:16px;height:16px;margin-top:5px;accent-color:var(--c-accent);flex-shrink:0}
.check a{color:var(--c-accent);text-decoration:underline}
.form-msg{display:none;margin-top:14px;font-size:14px;color:#7FCFAF}
.form-msg.is-show{display:block}
.notice-list{display:flex;flex-direction:column;gap:18px}
.notice-item{display:flex;gap:14px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
.notice-item:last-child{border-bottom:0;padding-bottom:0}
.notice-item i{color:var(--c-accent);font-size:16px;margin-top:6px}
.notice-item h3{font-size:17px;margin-bottom:6px}
.notice-item p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);margin:0}

/* ---------- 资讯列表 ---------- */
.post-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;color:inherit}
.post-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);color:inherit}
.post-card__thumb{aspect-ratio:16/10;background:var(--c-surface-2);overflow:hidden}
.post-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-card__thumb img{transform:scale(1.03)}
.post-card__body{padding:22px;display:flex;flex-direction:column;flex:1}
.post-card__body h3{font-size:18px;line-height:1.55;margin:14px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.post-card:hover .post-card__body h3{color:var(--c-primary)}
.post-card__body p{font-size:14px;line-height:1.8;color:var(--c-text-2);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--c-surface-2);font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.post-card__meta .read-more{color:var(--c-primary);font-weight:600;font-size:13px}
.empty-state{padding:64px 24px;text-align:center;background:var(--c-surface);border:1px dashed var(--c-border);border-radius:var(--r-md)}
.empty-state i{font-size:28px;color:var(--c-text-3);margin-bottom:14px;display:block}
.empty-state p{font-size:15px;color:var(--c-text-2);margin-bottom:20px}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-border)}
.faq-item{border-bottom:1px solid var(--c-border)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:14px 0;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q i{color:var(--c-primary);font-size:14px;flex-shrink:0;transition:transform .25s ease}
.faq-item.is-open .faq-q{color:var(--c-primary)}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{display:none;padding:4px 0 22px;background:transparent}
.faq-item.is-open .faq-a{display:block;animation:fadeIn .25s ease}
.faq-a p{font-size:16px;line-height:1.85;color:var(--c-text-2);max-width:840px}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1fr;gap:44px;padding-bottom:52px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand__mark{width:34px;height:34px;border-radius:var(--r-sm);background:var(--c-primary-mid);color:#fff;display:grid;place-items:center;font-family:var(--font-title);font-weight:700;font-size:17px}
.footer-brand__text{font-family:var(--font-title);font-size:19px;font-weight:700;color:#fff;letter-spacing:.5px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:30em}
.footer-title{font-family:var(--font-title);font-size:16px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-links a:hover{color:#fff}
.footer-contact{display:flex;flex-direction:column;gap:14px}
.footer-contact li{display:flex;gap:12px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--c-primary-mid);margin-top:5px;font-size:13px;width:16px;text-align:center}
.footer-cta{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.footer-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.48);margin:0}
.footer-social{display:flex;gap:12px}
.footer-social a{width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.18);display:grid;place-items:center;color:rgba(255,255,255,.7);font-size:14px}
.footer-social a:hover{background:var(--c-primary-mid);border-color:var(--c-primary-mid);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sp:64px}
  h1{font-size:32px}
  h2{font-size:24px}
  .nav-main,.nav-search{display:none}
  .nav-burger{display:inline-flex}
  .hero__inner{grid-template-columns:1fr;gap:36px;padding-bottom:48px}
  .hero h1{max-width:none}
  .grid-3{grid-template-columns:repeat(2,1fr);gap:22px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .plan-grid{grid-template-columns:1fr;gap:32px}
  .plan--pick{transform:none}
  .plan--pick:hover{transform:translateY(-2px)}
  .cta-wrap{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .timeline::before{left:5px}
  .tl-item{grid-template-columns:24px 1fr;gap:0 16px}
  .tl-time{grid-column:2;text-align:left;padding:0 0 6px}
  .tl-dot{grid-column:1;grid-row:1 / span 2;justify-content:flex-start;padding-top:4px}
  .tl-card{grid-column:2}
}
@media (max-width:767px){
  body{font-size:16px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:32px}
  .hero__meta li{font-size:14px}
  .hero__actions .btn{flex:1 1 100%}
}
@media (max-width:520px){
  .container{padding:0 20px}
  :root{--sp:48px}
  h1{font-size:28px}
  h2{font-size:22px}
  .stats{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stat{padding:22px 18px}
  .plan{padding:26px 20px 22px}
  .btn{width:100%}
  .nav-pill{height:32px;padding:0 14px;font-size:13px}
}

/* roulang page: article */
:root{
  --c-primary:#146B5F;
  --c-primary-dark:#0F5A50;
  --c-primary-mid:#2E8B7C;
  --c-primary-soft:#DCEAE6;
  --c-accent:#E08A3C;
  --c-accent-dark:#CE7A2E;
  --c-accent-soft:#FBEEDF;
  --c-bg:#F7F4EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEAE1;
  --c-ink:#1C2B2A;
  --c-ink-2:#5A6B68;
  --c-ink-3:#8A9995;
  --c-line:#DCD5C8;
  --c-dark:#10201E;
  --c-error:#B8452F;
  --r-sm:8px;
  --r-md:10px;
  --r-card:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,43,42,.06);
  --sh-2:0 10px 24px rgba(28,43,42,.10);
  --sh-3:0 6px 18px rgba(28,43,42,.12);
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --gutter:24px;
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary-mid);}
h1,h2,h3,h4{margin:0;font-family:var(--font-title);font-weight:700;color:var(--c-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gutter);}
@media (min-width:1440px){ .container{max-width:1280px;} }
.section{padding:var(--sec) 0;}
.section--tight{padding:calc(var(--sec) / 2) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:28px;line-height:1.4;}
.section-head p{color:var(--c-ink-2);font-size:15px;margin-top:8px;}
.link-more{font-size:15px;font-weight:600;white-space:nowrap;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.header-top{overflow:hidden;transition:max-height .28s ease,opacity .2s ease;max-height:80px;}
.header-top__inner{display:flex;align-items:center;gap:22px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{width:36px;height:36px;border-radius:var(--r-sm);background:var(--c-primary);color:#fff;display:grid;place-items:center;font-family:var(--font-title);font-size:18px;line-height:1;}
.brand__text{font-family:var(--font-title);font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:.5px;}
.nav-search{position:relative;flex:1 1 auto;max-width:340px;}
.nav-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--c-ink-3);font-size:14px;}
.nav-search input{width:100%;height:40px;border:1px solid var(--c-line);border-radius:12px;background:var(--c-surface-2);padding:0 14px 0 38px;font-size:14px;color:var(--c-ink);transition:border-color .2s ease,background-color .2s ease;}
.nav-search input::placeholder{color:var(--c-ink-3);}
.nav-search input:focus{outline:none;border-color:var(--c-primary);background:var(--c-surface);box-shadow:0 0 0 3px rgba(20,107,95,.12);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.header-channels{border-top:1px solid var(--c-line);background:var(--c-surface);transition:box-shadow .25s ease;}
.nav-main{display:flex;gap:8px;padding:8px 0;overflow-x:auto;scrollbar-width:none;}
.nav-main::-webkit-scrollbar{display:none;}
.nav-main a{
  white-space:nowrap;padding:8px 18px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:var(--c-surface);
  color:var(--c-ink-2);font-size:15px;line-height:1.4;
}
.nav-main a:hover{background:var(--c-primary-soft);color:var(--c-primary);border-color:var(--c-primary-soft);}
.nav-main a.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.site-header.is-scrolled .header-top{max-height:0;opacity:0;}
.site-header.is-scrolled .header-channels{box-shadow:var(--sh-3);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  border:1px solid transparent;font-size:16px;font-weight:600;line-height:1;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);}
.btn--primary:active{transform:translateY(0);}
.btn--accent{background:var(--c-accent);color:#fff;}
.btn--accent:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-1px);}
.btn--accent:active{transform:translateY(0);}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.btn--light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn--light:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn--sm{min-height:40px;padding:0 18px;font-size:15px;}
.btn--block{width:100%;}
.btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:0 0 0 3px rgba(20,107,95,.22);}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;padding:32px 0 44px;border-bottom:1px solid var(--c-line);
  background-image:linear-gradient(rgba(247,244,238,.94),rgba(247,244,238,.94)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);}
.breadcrumb a{color:var(--c-ink-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--c-ink-3);}
.breadcrumb .crumb-current{color:var(--c-ink-3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-kicker{
  display:inline-block;margin-top:26px;font-family:var(--font-body);
  font-size:13px;font-weight:600;letter-spacing:1px;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:var(--r-pill);padding:4px 14px;line-height:1.6;
}
.article-title{
  font-size:40px;line-height:1.3;letter-spacing:.5px;margin-top:16px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:20px;font-size:13px;color:var(--c-ink-3);}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta .divider{width:1px;height:14px;background:var(--c-line);display:inline-block;}
.article-meta .num{font-variant-numeric:tabular-nums;}

/* ---------- layout ---------- */
.article-wrap{padding:56px 0 var(--sec);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article-main{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:40px 44px;box-shadow:var(--sh-1);min-width:0;
}
.article-body{max-width:740px;font-size:17px;line-height:1.9;color:var(--c-ink);overflow-wrap:break-word;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.15em;}
.article-body h2{font-size:26px;line-height:1.4;margin:1.6em 0 .6em;padding-bottom:.35em;border-bottom:1px solid var(--c-line);}
.article-body h3{font-size:20px;line-height:1.5;margin:1.2em 0 .5em;color:var(--c-primary);}
.article-body h4{font-size:17px;margin:1em 0 .4em;}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(20,107,95,.35);}
.article-body a:hover{color:var(--c-accent);border-color:var(--c-accent);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body ul li{list-style:disc;margin:.4em 0;}
.article-body ol li{list-style:decimal;margin:.4em 0;}
.article-body ol li::marker{color:var(--c-primary);font-weight:600;}
.article-body blockquote{
  margin:1.4em 0;padding:16px 22px;border-left:3px solid var(--c-primary);
  background:var(--c-surface-2);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-ink-2);font-size:16px;
}
.article-body img{border-radius:12px;margin:1.5em 0;height:auto;}
.article-body figure{margin:1.5em 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;display:block;overflow-x:auto;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;}
.article-body th{background:var(--c-surface-2);font-weight:600;}
.article-body code{background:var(--c-surface-2);border-radius:6px;padding:2px 6px;font-size:15px;}
.empty-state{text-align:center;padding:56px 20px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-bg);}
.empty-state i{font-size:34px;color:var(--c-primary-mid);}
.empty-state h2{font-size:22px;margin:16px 0 10px;}
.empty-state p{color:var(--c-ink-2);font-size:15px;margin-bottom:22px;}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:120px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);}
.side-card h3{font-size:16px;margin-bottom:14px;padding-left:10px;position:relative;font-family:var(--font-body);font-weight:700;}
.side-card h3::before{content:"";position:absolute;left:0;top:6px;width:3px;height:15px;border-radius:2px;background:var(--c-primary);}
.toc-list a{display:block;padding:7px 0 7px 12px;border-left:2px solid var(--c-line);font-size:14px;line-height:1.6;color:var(--c-ink-2);}
.toc-list a.toc-lv3{padding-left:24px;font-size:13px;color:var(--c-ink-3);}
.toc-list a:hover{color:var(--c-primary);border-color:var(--c-primary-mid);}
.toc-list a.is-current{color:var(--c-primary);border-color:var(--c-primary);font-weight:600;}
.side-links a{display:flex;align-items:center;gap:8px;padding:9px 0;font-size:14px;color:var(--c-ink-2);border-bottom:1px solid var(--c-surface-2);}
.side-links a:last-child{border-bottom:none;}
.side-links a:hover{color:var(--c-primary);}
.side-links i{color:var(--c-primary-mid);font-size:13px;width:16px;}
.side-help{background:var(--c-dark);border:none;color:#fff;}
.side-help h3{color:#fff;}
.side-help h3::before{background:var(--c-accent);}
.side-help p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:16px;}

/* ---------- article foot ---------- */
.article-foot{margin-top:36px;padding-top:28px;border-top:1px solid var(--c-line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;}
.tag--accent{background:var(--c-accent-soft);color:var(--c-accent-dark);}

/* ---------- cards ---------- */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;height:100%;
  transition:box-shadow .22s ease,transform .22s ease;
}
.card:hover{box-shadow:var(--sh-2);}
.card__media{aspect-ratio:4/3;overflow:hidden;background:var(--c-surface-2);}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card__media img{transform:translateY(-2px) scale(1.02);}
.card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__body h3{font-size:19px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__body p{font-size:14px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-3);padding-top:6px;}
.card__foot .num{font-variant-numeric:tabular-nums;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--c-dark);color:#fff;border-radius:var(--r-lg);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin-top:10px;max-width:620px;}
.cta-band__actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap;}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 0;font-size:17px;font-weight:600;color:var(--c-ink);cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:focus-visible{outline:2px solid var(--c-primary);outline-offset:4px;border-radius:4px;}
.faq-item summary .faq-icon{
  width:26px;height:26px;flex:0 0 auto;border-radius:50%;border:1px solid var(--c-line);
  display:grid;place-items:center;color:var(--c-primary);font-size:13px;transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.faq-item[open] summary{color:var(--c-primary);}
.faq-item[open] summary .faq-icon{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.faq-item .faq-answer{background:var(--c-bg);border-radius:var(--r-md);padding:20px;margin-bottom:16px;font-size:16px;line-height:1.85;color:var(--c-ink-2);}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#fff;margin-top:var(--sec);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;padding:64px 0 44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__mark{width:34px;height:34px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.4);display:grid;place-items:center;font-family:var(--font-title);color:#fff;font-size:17px;}
.footer-brand__text{font-family:var(--font-title);font-size:19px;color:#fff;letter-spacing:.5px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:340px;}
.footer-title{font-family:var(--font-body);font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links a{display:block;padding:6px 0;font-size:15px;color:rgba(255,255,255,.7);}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;padding:6px 0;font-size:14px;line-height:1.75;color:rgba(255,255,255,.7);}
.footer-contact i{color:var(--c-accent);margin-top:6px;font-size:13px;width:16px;flex:0 0 auto;}
.footer-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);margin-bottom:14px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px;color:rgba(255,255,255,.55);
}
.footer-social{display:flex;gap:10px;}
.footer-social a{width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.24);display:grid;place-items:center;color:rgba(255,255,255,.75);font-size:14px;}
.footer-social a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px;}
}
@media (max-width:1023px){
  :root{--sec:64px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .sidebar{position:static;}
  .article-title{font-size:32px;}
  .article-main{padding:32px 28px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  :root{--sec:48px;--gutter:20px;}
  body{font-size:16px;}
  .header-top__inner{height:auto;flex-wrap:wrap;padding:12px 0;gap:12px;}
  .nav-search{order:3;max-width:none;flex:1 1 100%;}
  .header-actions{margin-left:auto;}
  .article-hero{padding:24px 0 32px;}
  .article-title{font-size:28px;}
  .article-main{padding:24px 20px;border-radius:var(--r-card);}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
  .grid-3{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .footer-grid{grid-template-columns:1fr;padding:48px 0 32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:28px 22px;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
}
@media (max-width:520px){
  .article-title{font-size:24px;}
  .brand__text{font-size:17px;}
  .article-meta{font-size:12px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#146B5F;
  --c-primary-2:#2E8B7C;
  --c-primary-soft:#DCEAE6;
  --c-accent:#E08A3C;
  --c-accent-soft:#FBEEDF;
  --c-bg:#F7F4EE;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEAE1;
  --c-text:#1C2B2A;
  --c-text-2:#5A6B68;
  --c-text-3:#8A9995;
  --c-border:#DCD5C8;
  --c-dark:#10201E;
  --c-error:#B8452F;
  --r-sm:8px;
  --r-card:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,43,42,.06);
  --sh-2:0 10px 24px rgba(28,43,42,.10);
  --sh-3:0 6px 18px rgba(28,43,42,.12);
  --sp-section:88px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary-2);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--c-text);margin:0;font-weight:700;}
h1{font-size:40px;line-height:1.3;letter-spacing:.5px;}
h2{font-size:28px;line-height:1.4;}
h3{font-size:20px;line-height:1.5;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:0 0 0 3px rgba(20,107,95,.18);border-radius:var(--r-sm);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding:var(--sp-section) 0 0;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section__title{font-size:28px;line-height:1.4;}
.section__desc{margin-top:10px;font-size:15px;color:var(--c-text-2);line-height:1.8;max-width:720px;}
.section__more{font-size:14px;color:var(--c-primary);white-space:nowrap;}
.section__more i{margin-left:6px;font-size:12px;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:#11635a;color:#fff;transform:translateY(-1px);}
.btn--primary:active{transform:translateY(0);}
.btn--accent{background:var(--c-accent);color:#fff;}
.btn--accent:hover{background:#cc7a2f;color:#fff;transform:translateY(-1px);}
.btn--accent:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.btn--light{background:#fff;color:var(--c-dark);}
.btn--light:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}

/* ===== 标签 ===== */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;line-height:1;
}
.tag--accent{background:var(--c-accent-soft);color:#a9601f;}
.tag--outline{background:#fff;border:1px solid var(--c-border);color:var(--c-text-2);}

/* ===== 双层导航 ===== */
.site-header{position:sticky;top:0;z-index:80;background:var(--c-surface);border-bottom:1px solid var(--c-border);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--sh-3);}
.header-top__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--c-primary);}
.brand:hover{color:var(--c-primary-2);}
.brand__mark{
  width:34px;height:34px;border-radius:var(--r-sm);background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:16px;font-family:var(--font-serif);flex:0 0 auto;
}
.header-tools{display:flex;align-items:center;gap:14px;}
.header-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--c-border);border-radius:12px;background:var(--c-bg);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.header-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,107,95,.14);background:#fff;}
.header-search i{color:var(--c-text-3);font-size:14px;}
.header-search input{
  border:0;outline:0;background:transparent;width:180px;height:36px;
  font-size:14px;color:var(--c-text);
}
.header-search input::placeholder{color:var(--c-text-3);}
.header-channels{border-top:1px solid var(--c-border);background:var(--c-surface);}
.header-channels__inner{
  display:flex;align-items:center;gap:10px;height:48px;
  overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none;
}
.header-channels__inner::-webkit-scrollbar{display:none;}
.nav-main{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;}
.nav-main a{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--c-border);background:#fff;
  color:var(--c-text-2);font-size:14px;white-space:nowrap;
}
.nav-main a:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);color:var(--c-primary);}
.nav-main a.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.site-header.is-stuck .header-top{display:none;}

/* ===== 云纹分隔 ===== */
.cloud-divider{height:24px;line-height:0;color:rgba(20,107,95,.18);}
.cloud-divider svg{display:block;width:100%;height:24px;}

/* ===== 首屏 KV ===== */
.kv{padding:56px 0 0;position:relative;}
.kv::after{
  content:"";position:absolute;top:0;right:0;width:280px;height:280px;
  background-image:radial-gradient(rgba(20,107,95,.16) 1.4px,transparent 1.4px);
  background-size:14px 14px;opacity:.9;pointer-events:none;
  -webkit-mask-image:linear-gradient(215deg,#000,transparent 72%);
  mask-image:linear-gradient(215deg,#000,transparent 72%);
}
.kv__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-3);margin-bottom:18px;}
.breadcrumb a{color:var(--c-text-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb i{font-size:10px;}
.kv__h1{margin:16px 0 0;max-width:620px;}
.kv__lead{margin-top:16px;font-size:17px;color:var(--c-text-2);line-height:1.85;max-width:560px;}
.kv__meta{
  display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:24px;padding-top:20px;
  border-top:1px solid var(--c-border);
}
.kv__meta li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text-2);}
.kv__meta i{color:var(--c-primary);font-size:14px;}
.kv__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.kv__media{position:relative;}
.kv__media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
}
.kv__badge{
  position:absolute;right:18px;bottom:18px;
  width:64px;height:64px;border-radius:var(--r-sm);
  background:var(--c-primary);border:2px solid rgba(255,255,255,.7);
  color:#fff;display:grid;place-items:center;text-align:center;
  font-size:13px;line-height:1.25;font-family:var(--font-serif);letter-spacing:1px;
  box-shadow:var(--sh-3);
}

/* ===== 要点条 ===== */
.point-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.point{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease;
}
.point:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.point__icon{
  width:42px;height:42px;border-radius:var(--r-sm);background:var(--c-primary-soft);
  color:var(--c-primary);display:grid;place-items:center;font-size:17px;margin-bottom:16px;
}
.point__title{font-size:18px;line-height:1.5;margin-bottom:8px;}
.point__desc{font-size:15px;line-height:1.8;color:var(--c-text-2);}

/* ===== 卡片网格（Foundation 栅格 + 自定义覆盖） ===== */
.cards-row{max-width:none;display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.cards-row > .columns{float:none;padding:0 12px 24px;}
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#cfc7b8;}
.card__media{display:block;overflow:hidden;background:var(--c-surface-2);}
.card__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease;}
.card:hover .card__media img{transform:scale(1.03);}
.card__body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card__title{font-size:19px;line-height:1.5;}
.card__title a{color:var(--c-text);}
.card:hover .card__title a{color:var(--c-primary);}
.card__desc{font-size:15px;line-height:1.8;color:var(--c-text-2);}
.card__foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px dashed var(--c-border);
  font-size:13px;color:var(--c-text-3);
}
.card__foot a{font-size:13px;font-weight:600;}

/* ===== 分页 ===== */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:24px;}
.pager a,.pager span{
  min-width:40px;height:40px;padding:0 12px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-border);background:#fff;color:var(--c-text-2);font-size:14px;
  font-variant-numeric:tabular-nums;
}
.pager a:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.pager .is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.pager .is-disabled{color:var(--c-text-3);background:var(--c-surface-2);}

/* ===== 场景与自查 ===== */
.scene-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:32px;align-items:start;}
.panel{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.panel--soft{background:var(--c-surface-2);border-color:#e0d8ca;box-shadow:none;}
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.checklist{margin-top:18px;}
.checklist li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--c-border);
}
.checklist li:last-child{border-bottom:0;padding-bottom:0;}
.checklist li:first-child{padding-top:0;}
.checklist__idx{
  flex:0 0 auto;width:26px;height:26px;border-radius:var(--r-sm);
  background:var(--c-primary);color:#fff;display:grid;place-items:center;
  font-size:13px;font-variant-numeric:tabular-nums;margin-top:4px;
}
.checklist__text strong{display:block;font-size:16px;font-weight:600;margin-bottom:4px;}
.checklist__text span{font-size:15px;color:var(--c-text-2);line-height:1.8;}

/* ===== FAQ ===== */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq{border-top:1px solid var(--c-border);}
.faq__item{border-bottom:1px solid var(--c-border);}
.faq__q{
  width:100%;min-height:56px;padding:14px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-text);line-height:1.6;
}
.faq__q:hover{color:var(--c-primary);}
.faq__icon{flex:0 0 auto;width:24px;height:24px;display:grid;place-items:center;color:var(--c-primary);font-size:14px;}
.faq__a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq__a-inner{padding:0 0 22px;font-size:16px;line-height:1.85;color:var(--c-text-2);background:transparent;}
.faq__item.is-open .faq__a{max-height:360px;}

/* ===== CTA ===== */
.cta-band{
  background:var(--c-dark);border-radius:var(--r-lg);padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;color:#fff;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;}
.cta-band p{margin-top:10px;font-size:15px;color:#b9c6c1;line-height:1.8;max-width:620px;}
.cta-band__actions{display:flex;gap:14px;flex:0 0 auto;}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-dark);color:#b9c6c1;margin-top:var(--sp-section);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.3fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:20px;font-weight:700;color:#fff;}
.footer-brand__mark{
  width:34px;height:34px;border-radius:var(--r-sm);background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:16px;flex:0 0 auto;
}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#95a5a0;max-width:360px;}
.footer-title{font-family:var(--font-sans);font-size:16px;color:#fff;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:#b9c6c1;font-size:14px;}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact{display:flex;flex-direction:column;gap:14px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:#b9c6c1;}
.footer-contact i{color:var(--c-accent);margin-top:4px;font-size:14px;}
.footer-cta p{font-size:14px;line-height:1.8;color:#95a5a0;margin-bottom:16px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:13px;color:#8fa19b;
}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:34px;height:34px;border-radius:var(--r-sm);display:grid;place-items:center;
  background:rgba(255,255,255,.07);color:#cfd8d4;font-size:14px;
}
.footer-social a:hover{background:var(--c-primary);color:#fff;}

/* ===== 间距缩放 ===== */
@media (max-width:1023px){
  :root{--sp-section:64px;}
  h1{font-size:32px;}
  h2{font-size:24px;}
  .kv{padding-top:40px;}
  .kv__inner{grid-template-columns:1fr;gap:32px;}
  .point-list{grid-template-columns:1fr 1fr;gap:20px;}
  .scene-grid{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
}
@media (max-width:767px){
  :root{--sp-section:48px;}
  body{font-size:16px;}
  .container{padding:0 20px;}
  h1{font-size:28px;}
  .section__head{flex-direction:column;align-items:flex-start;gap:12px;}
  .point-list{grid-template-columns:1fr;}
  .header-top__inner{min-height:60px;gap:12px;}
  .brand{font-size:17px;}
  .header-search{display:none;}
  .header-tools .header-cta{padding:0 14px;font-size:13px;}
  .kv__actions .btn{width:100%;}
  .card__foot{flex-direction:column;align-items:flex-start;gap:6px;}
  .panel{padding:24px;border-radius:var(--r-card);}
  .cta-band{padding:28px;}
  .cta-band__actions{width:100%;flex-direction:column;}
  .cta-band__actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .brand__text{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .pager a,.pager span{min-width:36px;height:36px;padding:0 10px;font-size:13px;}
  .kv__badge{width:56px;height:56px;font-size:12px;right:12px;bottom:12px;}
}
#entry-content,#entry-faq,#entry-scene{scroll-margin-top:120px;}
.section-anchor{padding-top:0;}

/* roulang page: category2 */
:root{
  --brand:#146B5F;
  --brand-2:#2E8B7C;
  --brand-soft:#DCEAE6;
  --accent:#E08A3C;
  --accent-soft:#FBEEDF;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --surface-2:#EFEAE1;
  --text:#1C2B2A;
  --text-2:#5A6B68;
  --text-3:#8A9995;
  --line:#DCD5C8;
  --danger:#B8452F;
  --dark:#10201E;
  --radius-xs:8px;
  --radius-sm:10px;
  --radius-md:14px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(28,43,42,.06);
  --shadow-2:0 10px 24px rgba(28,43,42,.10);
  --shadow-3:0 6px 18px rgba(28,43,42,.12);
  --gap:24px;
  --section:88px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease;}
a:hover{color:var(--brand-2);}
h1,h2,h3,h4{font-family:var(--font-serif);margin:0;color:var(--text);font-weight:700;}
h1{font-size:40px;line-height:1.3;letter-spacing:.5px;}
h2{font-size:28px;line-height:1.4;}
h3{font-size:20px;line-height:1.5;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 3px rgba(20,107,95,.18);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-size:16px;font-weight:600;line-height:1;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
}
.btn--primary{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn--primary:hover{background:#0f5a50;border-color:#0f5a50;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn--accent{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn--accent:hover{background:#c9772c;border-color:#c9772c;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--accent:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn--ghost:hover{background:var(--brand-soft);color:var(--brand);transform:translateY(-1px);}
.btn--light{background:#fff;color:var(--brand);border-color:transparent;}
.btn--light:hover{background:var(--brand-soft);color:var(--brand);transform:translateY(-1px);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}

/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-3);}
.header-top{height:64px;}
.header-top__inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand__mark{
  width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;
  background:var(--brand);color:#fff;border-radius:var(--radius-xs);
  font-family:var(--font-serif);font-size:18px;font-weight:700;
}
.brand__text{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:.5px;}
.header-actions{display:flex;align-items:center;gap:14px;}
.search-box{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;
  background:var(--bg);border:1px solid var(--line);border-radius:12px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;width:190px;
  font-family:inherit;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,107,95,.12);}
.search-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);cursor:pointer;
}

/* 频道 Tabs */
.nav-bar{background:var(--bg);border-top:1px solid var(--line);}
.nav-scroll{
  display:flex;align-items:center;gap:10px;height:48px;
  overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none;
}
.nav-scroll::-webkit-scrollbar{display:none;}
.nav-main{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;}
.nav-main a{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--text-2);font-size:14px;font-weight:600;white-space:nowrap;
}
.nav-main a:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-soft);}
.nav-main a.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ===== Hero ===== */
.page-hero{position:relative;padding:56px 0 52px;background:var(--surface);border-bottom:1px solid var(--line);overflow:hidden;}
.page-hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;margin-bottom:18px;
  background:var(--brand-soft);color:var(--brand);border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.4px;
}
.page-hero h1{margin-bottom:16px;max-width:16em;}
.page-hero__lead{font-size:17px;color:var(--text-2);max-width:34em;}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px 28px;margin:26px 0 30px;padding-top:22px;border-top:1px solid var(--line);}
.hero-meta li{display:flex;align-items:center;gap:9px;font-size:15px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.hero-meta i{color:var(--brand);font-size:14px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,32,30,.10),rgba(16,32,30,.42));}
.hero-seal{
  position:absolute;right:18px;bottom:18px;z-index:2;
  width:74px;height:74px;display:grid;place-items:center;text-align:center;
  background:var(--brand);color:#fff;border:2px solid #fff;border-radius:6px;
  font-family:var(--font-serif);font-size:14px;line-height:1.3;padding:6px;
}
.cloud-rule{height:24px;display:flex;align-items:center;gap:10px;margin-top:38px;color:var(--brand);opacity:.75;}
.cloud-rule::before,.cloud-rule::after{content:"";flex:1;height:1px;background:rgba(20,107,95,.28);}
.cloud-rule i{font-size:14px;opacity:.7;}

/* ===== 通用板块 ===== */
.section{padding:var(--section) 0;}
.section--tight{padding-top:64px;}
.section--alt{background:var(--surface-2);}
.section--paper{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--text-2);margin:0;}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.section-head--row .head-text{max-width:640px;}
.text-link{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.text-link i{font-size:12px;}

/* ===== 知识库双栏 ===== */
.kb-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:44px;align-items:start;}
.kb-aside{position:sticky;top:132px;}
.kb-aside__title{font-size:14px;font-weight:700;color:var(--text-3);letter-spacing:1px;margin-bottom:14px;}
.kb-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:22px;}
.kb-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:11px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--text-2);font-size:15px;font-weight:600;
}
.kb-nav a i{font-size:12px;color:var(--text-3);}
.kb-nav a:hover{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-soft);}
.kb-nav a.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}
.kb-nav a.is-active i{color:rgba(255,255,255,.75);}
.kb-note{
  padding:20px;background:var(--brand-soft);border-radius:var(--radius-md);
  font-size:14px;line-height:1.8;color:var(--brand);
}
.kb-note strong{display:block;font-size:15px;margin-bottom:6px;font-family:var(--font-serif);}

.kb-list{display:flex;flex-direction:column;gap:24px;}
.kb-card{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-1);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
  scroll-margin-top:140px;
}
.kb-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:#cfc7b8;}
.kb-card__media{border-radius:var(--radius-sm);overflow:hidden;background:var(--surface-2);}
.kb-card__media img{width:100%;height:100%;min-height:160px;object-fit:cover;}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;
}
.tag--accent{background:var(--accent-soft);color:#a9622a;}
.kb-card h3{margin-bottom:10px;}
.kb-card__desc{font-size:15px;line-height:1.8;color:var(--text-2);margin-bottom:14px;}
.check-list{display:grid;gap:8px;margin-bottom:16px;}
.check-list li{
  position:relative;padding-left:22px;font-size:15px;color:var(--text);
}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:0;color:var(--brand);font-size:12px;
}
.kb-card__foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.meta-line{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;display:flex;gap:14px;flex-wrap:wrap;}

/* ===== 流程 ===== */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:flow;}
.flow-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:28px 24px 24px;box-shadow:var(--shadow-1);transition:box-shadow .22s ease,transform .22s ease;
}
.flow-item:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.flow-item::before{
  counter-increment:flow;content:counter(flow,decimal-leading-zero);
  display:grid;place-items:center;width:38px;height:38px;margin-bottom:16px;
  background:var(--brand);color:#fff;border-radius:var(--radius-xs);
  font-family:var(--font-serif);font-size:15px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:18px;margin-bottom:8px;}
.flow-item p{font-size:15px;color:var(--text-2);margin:0;}

/* ===== 数据条 ===== */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-1);
}
.stat__num{font-family:var(--font-serif);font-size:32px;color:var(--accent);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat__num small{font-size:16px;color:var(--text-2);margin-left:4px;font-family:var(--font-sans);}
.stat__label{font-size:15px;color:var(--text-2);margin-top:8px;}

/* ===== FAQ ===== */
.faq{max-width:900px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 0;background:transparent;border:0;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--text);text-align:left;font-family:var(--font-sans);
}
.faq-q:hover{color:var(--brand);}
.faq-q .faq-icon{
  flex:0 0 22px;width:22px;height:22px;display:grid;place-items:center;
  color:var(--brand);font-size:14px;transition:transform .2s ease;
}
.faq-item.is-open .faq-q{color:var(--brand);}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{display:none;background:var(--bg);border-radius:var(--radius-xs);padding:20px;margin-bottom:16px;}
.faq-a p{font-size:16px;line-height:1.85;color:var(--text-2);margin:0;}
.faq-item.is-open .faq-a{display:block;}

/* ===== CTA ===== */
.cta-band{background:var(--dark);color:#fff;border-radius:var(--radius-lg);padding:48px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;}
.cta-band__list{display:grid;gap:12px;margin:22px 0 26px;}
.cta-band__list li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.85);}
.cta-band__list i{color:var(--accent);margin-top:6px;font-size:12px;}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);padding:24px;}
.cta-panel h3{color:#fff;font-size:18px;margin-bottom:14px;}
.cta-panel ol{padding-left:20px;list-style:decimal;color:rgba(255,255,255,.8);font-size:15px;line-height:1.9;}
.cta-panel li{margin-bottom:6px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__mark{width:34px;height:34px;display:grid;place-items:center;background:var(--brand);color:#fff;border-radius:var(--radius-xs);font-family:var(--font-serif);font-weight:700;}
.footer-brand__text{font-family:var(--font-serif);font-size:19px;font-weight:700;color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:0;}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;font-family:var(--font-serif);}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-links a:hover{color:#fff;}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.7);}
.footer-contact i{color:var(--brand-2);margin-top:6px;font-size:13px;}
.footer-cta p{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:14px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.55);margin:0;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:36px;height:36px;display:grid;place-items:center;border-radius:50%;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);font-size:14px;
}
.footer-social a:hover{background:var(--brand);color:#fff;}

/* ===== 面包屑 ===== */
.crumb{padding:20px 0 0;font-size:14px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand);}
.crumb span{margin:0 8px;}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .kb-layout{grid-template-columns:220px minmax(0,1fr);gap:32px;}
  .kb-card{grid-template-columns:170px minmax(0,1fr);}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  :root{--section:64px;}
  h1{font-size:32px;}
  h2{font-size:24px;}
  .page-hero__grid{grid-template-columns:1fr;gap:32px;}
  .page-hero__grid .hero-media{order:-1;}
  .kb-layout{grid-template-columns:1fr;}
  .kb-aside{position:static;}
  .kb-nav{flex-direction:row;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
  .kb-nav::-webkit-scrollbar{display:none;}
  .kb-nav a{flex:0 0 auto;}
  .kb-note{display:none;}
  .cta-band{grid-template-columns:1fr;padding:36px;}
  .section-head--row{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  :root{--section:48px;}
  body{font-size:16px;}
  .container{padding:0 20px;}
  .search-box{display:none;}
  .search-box.is-open{display:flex;position:absolute;left:20px;right:20px;top:70px;z-index:70;background:#fff;box-shadow:var(--shadow-3);}
  .search-box.is-open input{width:100%;}
  .search-toggle{display:grid;place-items:center;}
  .header-cta{display:none;}
  .hero-meta{gap:10px 18px;}
  .hero-actions .btn{width:100%;}
  .kb-card{grid-template-columns:1fr;padding:20px;}
  .kb-card__media img{min-height:150px;aspect-ratio:16/9;}
  .flow,.stats{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:28px 22px;border-radius:var(--radius-md);}
  .cta-band__actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  h1{font-size:26px;}
  .page-hero{padding:36px 0 40px;}
  .brand__text{font-size:17px;}
  .stat__num{font-size:26px;}
}

/* roulang page: category3 */
:root{
  --primary:#146B5F;
  --primary-light:#2E8B7C;
  --primary-tint:#DCEAE6;
  --accent:#E08A3C;
  --accent-tint:#FBEEDF;
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --surface-2:#EFEAE1;
  --ink:#1C2B2A;
  --ink-2:#5A6B68;
  --ink-3:#8A9995;
  --line:#DCD5C8;
  --danger:#B8452F;
  --dark:#10201E;
  --radius:8px;
  --radius-card:14px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(28,43,42,.06);
  --shadow-2:0 10px 24px rgba(28,43,42,.10);
  --shadow-3:0 6px 18px rgba(28,43,42,.12);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --section:88px;
}

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

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-light);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5,h6{font-family:var(--serif);color:var(--ink);margin:0;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}

.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

.row{max-width:1200px;}
.container .row{max-width:none;margin-left:-12px;margin-right:-12px;}
.container .row .column,.container .row .columns{padding-left:12px;padding-right:12px;}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:10px;
  font-size:16px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(0);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;box-shadow:0 0 0 3px rgba(20,107,95,.25);}
.btn--primary{background:var(--primary);color:#fff;}
.btn--primary:hover{background:#0f5b51;color:#fff;transform:translateY(-1px);}
.btn--ghost{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn--ghost:hover{background:var(--primary-tint);color:var(--primary);}
.btn--accent{background:var(--accent);color:#fff;}
.btn--accent:hover{background:#cf7a2c;color:#fff;transform:translateY(-1px);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-3);}
.header-top{border-bottom:1px solid var(--line);}
.header-top__inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:64px;
}
.site-header.is-scrolled .header-top{display:none;}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  letter-spacing:.5px;
}
.brand:hover{color:var(--primary);}
.brand__mark{
  width:34px;height:34px;
  border-radius:8px;
  background:var(--primary);
  color:#fff;
  display:grid;place-items:center;
  font-size:16px;
  line-height:1;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--surface-2);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,107,95,.12);background:#fff;}
.search-box i{color:var(--ink-3);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;
  width:160px;font-size:14px;color:var(--ink);
  line-height:1.6;
}
.search-box input::placeholder{color:var(--ink-3);}

.header-channels{background:#fff;}
.nav-main{
  display:flex;
  align-items:center;
  gap:10px;
  padding:8px 0;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.nav-main::-webkit-scrollbar{display:none;}
.nav-main a{
  flex:0 0 auto;
  padding:8px 16px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  color:var(--ink-2);
  font-size:14px;
  line-height:1.5;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.nav-main a:hover{background:var(--primary-tint);border-color:var(--primary-tint);color:var(--primary);}
.nav-main a.is-active{background:var(--primary);border-color:var(--primary);color:#fff;}
.nav-main a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section) 0;}
.section--surface{background:var(--surface);}
.section--alt{background:var(--surface-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:28px;line-height:1.4;margin-bottom:12px;}
.section-head p{color:var(--ink-2);font-size:16px;margin:0;}
.section-head--split{
  max-width:none;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
}
.section-head--split .link-more{font-size:15px;font-weight:600;white-space:nowrap;}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--primary-tint);
  color:var(--primary);
  font-size:13px;
  line-height:1;
}
.tag--accent{background:var(--accent-tint);color:#a45f1e;}
.tag--muted{background:var(--surface-2);color:var(--ink-3);}

.cloud-divider{height:24px;line-height:0;margin:0;}
.cloud-divider svg{width:100%;height:24px;display:block;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:64px 0 56px;
  background:
    radial-gradient(circle at 85% 12%, rgba(20,107,95,.10), transparent 55%),
    radial-gradient(circle at 8% 88%, rgba(224,138,60,.10), transparent 50%),
    var(--bg);
  scroll-margin-top:120px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--primary);
  font-size:13px;
  letter-spacing:.5px;
}
.hero-title{
  font-size:40px;
  line-height:1.3;
  letter-spacing:.5px;
  margin:18px 0 16px;
}
.hero-sub{
  font-size:17px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:560px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  margin:28px 0 32px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.hero-facts li{
  display:flex;
  align-items:center;
  gap:8px;
  padding:14px 0;
  font-size:14px;
  color:var(--ink-2);
}
.hero-facts li + li{
  padding-left:24px;
  margin-left:24px;
  border-left:1px solid var(--line);
}
.hero-facts i{color:var(--primary);font-size:14px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

.hero-figure{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow-2);
  aspect-ratio:4/3;
  background:var(--dark);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(16,32,30,.08),rgba(16,32,30,.46));
}
.hero-seal{
  position:absolute;
  right:22px;
  bottom:22px;
  z-index:2;
  width:78px;
  height:78px;
  border:2px solid rgba(255,255,255,.82);
  border-radius:8px;
  background:rgba(20,107,95,.72);
  color:#fff;
  display:grid;
  place-items:center;
  text-align:center;
  font-family:var(--serif);
  font-size:15px;
  line-height:1.3;
  letter-spacing:2px;
}

/* ---------- 终端卡片 ---------- */
.terminal-card{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.terminal-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:#cdc5b6;}
.terminal-card__icon{
  width:44px;height:44px;
  border-radius:10px;
  background:var(--primary-tint);
  color:var(--primary);
  display:grid;place-items:center;
  font-size:18px;
  margin-bottom:16px;
}
.terminal-card h3{font-size:20px;line-height:1.5;margin-bottom:10px;}
.terminal-card p{font-size:15px;line-height:1.8;color:var(--ink-2);margin-bottom:16px;}

/* ---------- 流程阶段 ---------- */
.stages{
  position:relative;
  max-width:1040px;
  margin:0 auto;
}
.stages::before{
  content:"";
  position:absolute;
  left:31px;
  top:20px;
  bottom:40px;
  width:2px;
  background:rgba(20,107,95,.18);
}
.stage{
  display:grid;
  grid-template-columns:64px minmax(0,1fr) 136px;
  column-gap:24px;
  row-gap:12px;
  padding-bottom:32px;
  scroll-margin-top:140px;
}
.stage__num{
  grid-column:1;
  grid-row:1;
  align-self:start;
  width:64px;height:64px;
  border-radius:8px;
  background:var(--primary);
  border:2px solid #fff;
  box-shadow:0 0 0 2px rgba(20,107,95,.22);
  color:#fff;
  display:grid;place-items:center;
  font-family:var(--serif);
  font-size:22px;
  line-height:1;
  letter-spacing:1px;
}
.stage__card{
  grid-column:2;
  grid-row:1;
  display:grid;
  grid-template-columns:minmax(0,1fr) 196px;
  gap:24px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.stage__card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.stage__card h3{font-size:20px;line-height:1.5;margin-bottom:8px;}
.stage__card p{font-size:15px;line-height:1.85;color:var(--ink-2);margin-bottom:14px;}
.stage__tags{display:flex;flex-wrap:wrap;gap:8px;}
.stage__media{
  border-radius:10px;
  overflow:hidden;
  aspect-ratio:4/3;
  background:var(--surface-2);
}
.stage__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.stage__card:hover .stage__media img{transform:scale(1.03);}
.stage__time{
  grid-column:3;
  grid-row:1;
  align-self:start;
  padding-top:22px;
  text-align:right;
  font-size:13px;
  line-height:1.7;
  color:var(--ink-3);
}
.stage__time strong{
  display:block;
  font-size:15px;
  color:var(--accent);
  font-weight:600;
  font-variant-numeric:tabular-nums;
}

/* ---------- 数据与要点 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-bottom:32px;
}
.stat{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-1);
}
.stat__num{
  font-family:var(--serif);
  font-size:34px;
  line-height:1.1;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  margin-bottom:8px;
}
.stat__label{font-size:15px;color:var(--ink-2);line-height:1.7;}

.note-card{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:3px solid var(--primary);
  border-radius:var(--radius);
  padding:22px 24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease;
}
.note-card:hover{box-shadow:var(--shadow-2);}
.note-card h3{font-size:18px;line-height:1.5;margin-bottom:8px;}
.note-card p{font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq{max-width:880px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 4px;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-q:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--primary);
  display:grid;place-items:center;
  font-size:13px;
  transition:transform .25s ease,background-color .25s ease;
}
.faq-item.is-open .faq-icon{background:var(--primary-tint);transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-item.is-open .faq-a{max-height:460px;}
.faq-a__inner{
  background:var(--bg);
  border-radius:var(--radius);
  padding:20px;
  margin:0 0 18px;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ---------- 相关分类 ---------- */
.related-card{
  display:block;
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.related-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);}
.related-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.related-card__media img{width:100%;height:100%;object-fit:cover;}
.related-card__body{padding:20px 22px 24px;}
.related-card__body h3{font-size:19px;line-height:1.5;margin:10px 0 8px;color:var(--ink);transition:color .2s ease;}
.related-card:hover .related-card__body h3{color:var(--primary);}
.related-card__body p{font-size:15px;line-height:1.8;color:var(--ink-2);margin:0;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--dark);
  border-radius:var(--radius-lg);
  padding:48px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:44px;
  align-items:center;
  box-shadow:var(--shadow-2);
}
.cta-band h2{font-size:28px;line-height:1.4;color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.74);font-size:16px;line-height:1.85;margin-bottom:24px;}
.cta-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:rgba(255,255,255,.82);
  font-size:15px;
  line-height:1.8;
  margin-bottom:12px;
}
.cta-list i{color:var(--accent);margin-top:6px;font-size:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:#fff;
  padding:64px 0 24px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand__mark{
  width:32px;height:32px;
  border-radius:8px;
  background:var(--primary);
  color:#fff;
  display:grid;place-items:center;
  font-size:15px;
}
.footer-brand__text{
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  letter-spacing:.5px;
}
.footer-desc{color:rgba(255,255,255,.68);font-size:14px;line-height:1.9;margin:0;}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;font-family:var(--sans);font-weight:600;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14px;line-height:1.7;}
.footer-links a:hover{color:#fff;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:rgba(255,255,255,.68);
  font-size:14px;
  line-height:1.8;
  margin-bottom:10px;
}
.footer-contact i{color:var(--primary-light);margin-top:5px;font-size:13px;}
.footer-cta p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.8;margin-bottom:16px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding-top:22px;
  flex-wrap:wrap;
}
.footer-bottom p{color:rgba(255,255,255,.52);font-size:13px;margin:0;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:36px;height:36px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.72);
  display:grid;place-items:center;
  font-size:14px;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.footer-social a:hover{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .cta-band{grid-template-columns:1fr;gap:28px;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:1023px){
  :root{--section:64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-title{font-size:34px;}
  .stage{
    grid-template-columns:56px minmax(0,1fr);
  }
  .stages::before{left:27px;}
  .stage__num{width:56px;height:56px;font-size:19px;}
  .stage__time{
    grid-column:2;
    grid-row:1;
    text-align:left;
    padding-top:16px;
    display:flex;
    align-items:baseline;
    gap:8px;
  }
  .stage__time strong{display:inline;font-size:14px;}
  .stage__card{grid-column:2;grid-row:2;}
  .stats{grid-template-columns:1fr;}
}

@media (max-width:767px){
  :root{--section:48px;}
  body{font-size:16px;}
  .container{padding:0 20px;}
  .header-top__inner{height:58px;gap:12px;}
  .brand{font-size:17px;}
  .brand__mark{width:30px;height:30px;font-size:14px;}
  .search-box{display:none;}
  .hero-title{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-facts{flex-direction:column;margin:22px 0 26px;}
  .hero-facts li + li{padding-left:0;margin-left:0;border-left:0;border-top:1px solid var(--line);}
  .hero-facts li{width:100%;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-seal{width:64px;height:64px;font-size:13px;right:16px;bottom:16px;}
  .section-head h2{font-size:24px;}
  .section-head--split{flex-direction:column;align-items:flex-start;gap:12px;}
  .stage{grid-template-columns:44px minmax(0,1fr);column-gap:16px;}
  .stages::before{left:21px;}
  .stage__num{width:44px;height:44px;font-size:16px;border-radius:6px;}
  .stage__card{grid-template-columns:1fr;gap:16px;padding:20px;}
  .stage__media{order:-1;aspect-ratio:16/9;}
  .faq-q{font-size:16px;}
  .cta-band{padding:32px 24px;border-radius:var(--radius-card);}
  .cta-band h2{font-size:23px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

@media (max-width:520px){
  .nav-main a{padding:7px 13px;font-size:13px;}
  .stat__num{font-size:30px;}
  .hero-title{font-size:27px;}
}

/* roulang page: category4 */
:root{
  --brand:#146B5F;
  --brand-2:#2E8B7C;
  --brand-soft:#DCEAE6;
  --accent:#E08A3C;
  --accent-soft:#FBEEDF;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --surface:#EFEAE1;
  --text:#1C2B2A;
  --muted:#5A6B68;
  --faint:#8A9995;
  --border:#DCD5C8;
  --dark:#10201E;
  --error:#B8452F;
  --radius:8px;
  --radius-card:14px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(28,43,42,.06);
  --shadow-2:0 10px 24px rgba(28,43,42,.10);
  --shadow-3:0 6px 18px rgba(28,43,42,.12);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --gap-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.9;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{font-family:var(--serif);margin:0;color:var(--text);font-weight:700}
h1{font-size:40px;line-height:1.3;letter-spacing:.5px}
h2{font-size:28px;line-height:1.4}
h3{font-size:20px;line-height:1.5}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 3px rgba(20,107,95,.22)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}
.row{display:flex;flex-wrap:wrap;margin-left:-14px;margin-right:-14px;max-width:none}
.row .columns{padding-left:14px;padding-right:14px;float:none;min-width:0}
.section{padding:var(--gap-section) 0}
.section--tight{padding:56px 0}
.section--surface{background:var(--surface)}
.section-head{margin-bottom:44px;max-width:760px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:5px 14px;margin-bottom:16px;letter-spacing:.5px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.nav-top{background:var(--brand);height:64px;transition:height .25s ease,opacity .2s ease;overflow:hidden}
.nav-top .container{display:flex;align-items:center;gap:26px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.5px;flex:0 0 auto}
.brand:hover{color:#fff}
.brand__mark{width:34px;height:34px;border:2px solid rgba(255,255,255,.7);border-radius:8px;display:grid;place-items:center;font-size:16px;line-height:1}
.nav-primary{display:flex;align-items:center;gap:22px;margin-left:6px}
.nav-primary a{color:rgba(255,255,255,.82);font-size:15px;padding:6px 0;border-bottom:2px solid transparent}
.nav-primary a:hover{color:#fff;border-bottom-color:var(--accent)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-search{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);border-radius:12px;padding:0 12px;height:40px}
.nav-search i{color:rgba(255,255,255,.7);font-size:14px}
.nav-search input{background:transparent;border:0;outline:none;color:#fff;width:150px;height:38px;font-size:14px}
.nav-search input::placeholder{color:rgba(255,255,255,.6)}
.nav-tabs{background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--shadow-1)}
.nav-tabs .container{display:flex;align-items:center;height:48px;overflow-x:auto;scrollbar-width:none}
.nav-tabs .container::-webkit-scrollbar{display:none}
.nav-main{display:flex;align-items:center;gap:10px;white-space:nowrap;padding:8px 0}
.nav-main a{display:inline-flex;align-items:center;height:32px;padding:0 16px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--muted);font-size:14px}
.nav-main a:hover{background:var(--brand-soft);border-color:var(--brand-soft);color:var(--brand)}
.nav-main a.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.site-header.is-scrolled .nav-top{height:0;opacity:0;pointer-events:none}
.site-header.is-scrolled .nav-tabs{box-shadow:var(--shadow-3)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--radius);border:1px solid transparent;font-size:16px;font-weight:600;cursor:pointer;transition:transform .18s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease}
.btn--primary{background:var(--brand);color:#fff}
.btn--primary:hover{background:#0F5950;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn--primary:active{transform:translateY(0)}
.btn--accent{background:var(--accent);color:#fff}
.btn--accent:hover{background:#CE7A2B;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn--accent:active{transform:translateY(0)}
.btn--ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn--ghost:hover{background:var(--brand-soft);color:var(--brand)}
.btn--ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn--ghost-light:hover{background:rgba(255,255,255,.12);color:#fff}
.btn--sm{height:40px;padding:0 18px;font-size:15px}

/* ---------- 页面头部 ---------- */
.page-hero{position:relative;color:#fff;background:var(--dark) url('/assets/images/backpic/back-2.png') center/cover no-repeat;padding:48px 0 64px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(16,32,30,.94) 0%,rgba(16,32,30,.82) 45%,rgba(20,107,95,.72) 100%)}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:22px;flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.82)}
.crumbs a:hover{color:#fff}
.crumbs span[aria-current]{color:#fff}
.hero-row{align-items:center}
.page-hero h1{color:#fff;max-width:14em}
.hero-sub{font-size:17px;color:rgba(255,255,255,.82);margin:16px 0 22px;max-width:32em}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 26px;padding:16px 0;border-top:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2)}
.hero-meta li{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.86)}
.hero-meta i{color:var(--accent);font-size:14px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-figure{position:relative;margin:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.18);box-shadow:var(--shadow-3)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-seal{position:absolute;right:18px;bottom:18px;width:62px;height:62px;border:2px solid var(--accent);border-radius:10px;background:rgba(16,32,30,.78);color:#fff;font-family:var(--serif);font-size:15px;display:grid;place-items:center;letter-spacing:1px}

/* ---------- 数据条 ---------- */
.stat-strip{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-1);margin-top:-44px;position:relative;z-index:5}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.stat-item{border-left:2px solid var(--brand-soft);padding-left:18px}
.stat-item strong{display:block;font-family:var(--serif);font-size:32px;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums}
.stat-item span{font-size:14px;color:var(--muted)}
.stat-note{margin-top:20px;padding-top:18px;border-top:1px solid var(--border);font-size:14px;color:var(--faint);display:flex;gap:10px;align-items:flex-start}
.stat-note i{color:var(--brand-2);margin-top:5px}

/* ---------- 对比表 ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius-card);box-shadow:var(--shadow-1);background:#fff;border:1px solid var(--border)}
table.compare{width:100%;min-width:820px;border-collapse:collapse;background:#fff}
table.compare th,table.compare td{text-align:left;vertical-align:top;padding:20px 22px;border-bottom:1px solid var(--border);font-size:15px;line-height:1.8}
table.compare thead th{background:var(--brand-soft);color:var(--brand);font-family:var(--serif);font-size:18px;border-bottom:1px solid var(--brand-soft)}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:nth-child(even) td{background:#FCFAF6}
.cell-tag{display:block;font-size:12px;color:var(--brand-2);letter-spacing:1px;margin-bottom:6px;font-family:var(--sans)}
.row-label{display:inline-block;font-size:12px;color:var(--muted);background:var(--surface);border-radius:999px;padding:2px 10px;margin-bottom:8px}

/* ---------- 步骤 ---------- */
.steps{counter-reset:step;display:grid;gap:18px}
.step{display:grid;grid-template-columns:58px 1fr;gap:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);transition:box-shadow .22s ease,transform .22s ease}
.step:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.step__num{width:46px;height:46px;border:2px solid var(--brand);border-radius:10px;color:var(--brand);display:grid;place-items:center;font-family:var(--serif);font-size:18px;font-variant-numeric:tabular-nums}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:15px;margin:0}

/* ---------- 协助须知 ---------- */
.assist{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.assist-list{display:grid;gap:14px;margin-top:22px}
.assist-list li{display:grid;grid-template-columns:22px 1fr;gap:12px;font-size:15px;color:var(--muted)}
.assist-list i{color:var(--brand);margin-top:6px}
.assist-figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-2)}
.assist-figure img{width:100%;aspect-ratio:3/2;object-fit:cover}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1)}
.faq__item{border-bottom:1px solid var(--border)}
.faq__item:last-child{border-bottom:0}
.faq__item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 24px;min-height:56px;font-size:17px;font-weight:600;color:var(--text);font-family:var(--serif)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary:hover{background:#FCFAF6}
.faq__item summary .faq-icon{flex:0 0 auto;width:22px;height:22px;border-radius:999px;border:1px solid var(--border);display:grid;place-items:center;font-size:12px;color:var(--brand);background:#fff}
.faq__item[open] summary{color:var(--brand)}
.faq__item[open] summary .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff}
.faq__body{padding:18px 24px 22px;background:var(--bg);font-size:16px;line-height:1.85;color:var(--muted)}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--dark);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;background:radial-gradient(circle,rgba(224,138,60,.22),transparent 68%)}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;margin:0;max-width:62ch}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 入口 ---------- */
.entry-bar{display:flex;flex-wrap:wrap;gap:12px}
.entry-bar a{display:inline-flex;align-items:center;gap:9px;height:44px;padding:0 20px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--muted);font-size:15px;box-shadow:var(--shadow-1)}
.entry-bar a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.entry-bar i{color:var(--brand-2)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.76);padding:64px 0 0;font-size:15px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand__mark{width:34px;height:34px;border:2px solid rgba(255,255,255,.7);border-radius:8px;display:grid;place-items:center;color:#fff;font-family:var(--serif);font-size:16px}
.footer-brand__text{color:#fff;font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.5px}
.footer-desc{color:rgba(255,255,255,.66);font-size:14px;line-height:1.85;margin:0}
.footer-title{color:#fff;font-size:16px;margin-bottom:16px;font-family:var(--serif)}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px}
.footer-links a:hover{color:#fff}
.footer-contact{display:grid;gap:12px}
.footer-contact li{display:grid;grid-template-columns:20px 1fr;gap:10px;font-size:14px;color:rgba(255,255,255,.72);align-items:start}
.footer-contact i{color:var(--accent);margin-top:6px;font-size:13px}
.footer-cta p{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.6)}
.footer-social{display:flex;gap:10px}
.footer-social a{width:36px;height:36px;border-radius:999px;border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;color:rgba(255,255,255,.78)}
.footer-social a:hover{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--gap-section:64px}
  h1{font-size:32px}
  h2{font-size:24px}
  h3{font-size:18px}
  .assist{grid-template-columns:1fr;gap:32px}
  .cta-band__inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--gap-section:48px}
  .container{padding:0 20px}
  body{font-size:16px}
  .nav-primary,.nav-search{display:none}
  .nav-tools{margin-left:auto}
  .stat-grid{grid-template-columns:1fr}
  .stat-strip{margin-top:-28px;padding:22px}
  .step{grid-template-columns:1fr;gap:12px}
  .hero-actions .btn{width:100%}
  .cta-band__actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  h1{font-size:28px}
  .hero-seal{width:52px;height:52px;font-size:13px}
  .faq__item summary{padding:0 16px;font-size:16px}
  .faq__body{padding:16px}
}