/* roulang page: index */
:root{
  --color-primary:#0E7C6B;
  --color-primary-dark:#0A5C50;
  --color-primary-soft:rgba(14,124,107,.08);
  --color-accent:#E86A3A;
  --color-accent-dark:#D25628;
  --color-accent-soft:#E8A33D;
  --color-bg:#F7F4ED;
  --color-card:#FFFFFF;
  --color-ink:#142622;
  --color-muted:#5C6B66;
  --color-border:#E4E0D6;
  --color-success:#2E8B57;
  --color-warning:#D9822B;
  --color-danger:#C44536;
  --radius-card:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-soft:0 10px 30px rgba(20,38,34,.08);
  --shadow-hover:0 16px 40px rgba(20,38,34,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans",sans-serif;
}
*{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:1.85;
  color:var(--color-ink);
  background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--color-primary-dark);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--color-ink);margin:0;letter-spacing:.2px;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(14,124,107,.3);outline-offset:2px;}

.container-site{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container-site{max-width:1280px;}}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:1030;background:var(--color-bg);border-bottom:1px solid var(--color-border);}
.brand-row{position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 0;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);
  color:#fff;font-family:var(--font-serif);font-size:21px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(14,124,107,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:800;color:var(--color-ink);}
.brand-sub{font-size:11.5px;color:var(--color-muted);letter-spacing:2.4px;}
.brand-actions{display:flex;align-items:center;gap:10px;}
.link-plain{font-size:15px;font-weight:600;color:var(--color-muted);padding:8px 10px;border-radius:10px;}
.link-plain:hover{color:var(--color-primary);background:var(--color-primary-soft);}
.menu-toggle{
  display:none;align-items:center;gap:8px;background:#fff;border:1px solid var(--color-border);
  border-radius:12px;padding:9px 14px;font-size:14px;font-weight:600;color:var(--color-ink);
}
.menu-toggle:hover{border-color:var(--color-primary);color:var(--color-primary);}

.channel-row{background:#fff;border-top:1px solid var(--color-border);}
.channel-inner{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-block;padding:14px 16px;font-size:15px;font-weight:600;
  color:var(--color-muted);white-space:nowrap;border-bottom:2px solid transparent;transition:all .2s ease;
}
.channel-link:hover{color:var(--color-primary);}
.channel-link.is-active{color:var(--color-primary);border-bottom-color:var(--color-primary);}

/* ============ Buttons ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;transition:all .22s ease;text-align:center;
}
.btn-main{background:var(--color-primary);color:#fff;}
.btn-main:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,124,107,.26);}
.btn-main:active{transform:translateY(-1px);}
.btn-accent{background:var(--color-accent);}
.btn-accent:hover{background:var(--color-accent-dark);box-shadow:0 14px 30px rgba(232,106,58,.28);}
.btn-ghost{background:transparent;border-color:var(--color-primary);color:var(--color-primary);}
.btn-ghost:hover{background:var(--color-primary-soft);color:var(--color-primary-dark);transform:translateY(-2px);}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-block{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:72px 0 80px;}
.hero-bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-1.webp);background-size:cover;background-position:center;opacity:.18;}
.hero-veil{position:absolute;inset:0;background:linear-gradient(104deg,rgba(247,244,237,.97) 0%,rgba(247,244,237,.9) 48%,rgba(247,244,237,.62) 100%);}
.hero .container-site{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:1.4px;
  color:var(--color-primary-dark);background:var(--color-primary-soft);border-radius:var(--radius-pill);
  padding:7px 16px;margin-bottom:20px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--color-accent);}
.hero h1{
  font-size:clamp(2rem,4.1vw,3.15rem);line-height:1.2;font-weight:800;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--color-primary);}
.hero-sub{font-size:17px;color:var(--color-muted);max-width:560px;margin-bottom:28px;line-height:1.9;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--color-ink);
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-pill);padding:8px 16px;
  box-shadow:0 4px 12px rgba(20,38,34,.05);
}
.hero-badge i{color:var(--color-primary);font-style:normal;}

.hero-card{
  background:#fff;border:1px solid var(--color-border);border-radius:24px;
  padding:30px 30px 24px;box-shadow:var(--shadow-soft);
}
.hero-card-title{font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:6px;}
.hero-card-note{font-size:13.5px;color:var(--color-muted);margin-bottom:20px;}
.step-list{display:flex;flex-direction:column;gap:16px;position:relative;}
.step-list li{display:flex;gap:14px;align-items:flex-start;}
.step-no{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;background:var(--color-primary-soft);
  color:var(--color-primary-dark);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.step-body strong{display:block;font-size:15px;font-weight:700;margin-bottom:2px;}
.step-body span{font-size:13.5px;color:var(--color-muted);line-height:1.7;}

/* ============ Section base ============ */
.section{padding:84px 0;}
.section-alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.05rem);line-height:1.35;font-weight:700;margin-bottom:14px;}
.section-sub{color:var(--color-muted);font-size:16px;margin:0;}
.tag-pill{
  display:inline-block;font-size:13px;font-weight:600;color:var(--color-primary-dark);
  background:var(--color-primary-soft);border-radius:var(--radius-pill);padding:5px 14px;margin-bottom:14px;
}

/* ============ Value grid ============ */
.value-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;align-items:stretch;}
.value-main{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);display:flex;flex-direction:column;
}
.value-main img{width:100%;height:246px;object-fit:cover;}
.value-main-body{padding:28px 30px 30px;}
.value-main-body h3{font-size:1.35rem;font-weight:700;margin-bottom:12px;}
.value-main-body p{color:var(--color-muted);font-size:15.5px;margin-bottom:18px;}
.check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--color-ink);margin-bottom:9px;}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:var(--color-primary-soft);border:2px solid var(--color-primary);
}
.value-side{display:flex;flex-direction:column;gap:24px;}
.mini-card{
  flex:1;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:26px 28px;box-shadow:var(--shadow-soft);transition:transform .24s ease,box-shadow .24s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.mini-icon{
  width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;margin-bottom:16px;
}
.mini-card.warm .mini-icon{background:linear-gradient(135deg,var(--color-accent-soft),var(--color-accent));}
.mini-card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;}
.mini-card p{font-size:14.5px;color:var(--color-muted);margin:0;}

/* ============ Compare table ============ */
.compare{background:#fff;border:1px solid var(--color-border);border-radius:22px;box-shadow:var(--shadow-soft);overflow:hidden;}
.compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;border-bottom:1px solid var(--color-border);}
.compare-row:last-child{border-bottom:none;}
.compare-cell{padding:18px 20px;font-size:15px;display:flex;align-items:center;color:var(--color-ink);border-right:1px solid var(--color-border);}
.compare-cell:last-child{border-right:none;}
.compare-cell-side{font-weight:700;color:var(--color-primary-dark);background:#FBF9F4;}
.compare-row-head .compare-cell{font-family:var(--font-serif);font-weight:700;font-size:15.5px;padding-top:22px;padding-bottom:22px;background:#FBF9F4;}
.compare-row-head .compare-cell.is-featured{background:var(--color-primary);color:#fff;font-size:16px;}
.compare-cell.is-featured{background:rgba(14,124,107,.05);}
.compare-head-tag{
  display:inline-block;font-size:11.5px;font-weight:700;background:var(--color-accent);color:#fff;
  border-radius:var(--radius-pill);padding:2px 10px;margin-left:8px;
}
.compare-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;background:#FBF9F4;}
.compare-foot p{margin:0;font-size:14.5px;color:var(--color-muted);}

/* ============ Tier cards ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start;}
.tier-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:30px 28px;box-shadow:var(--shadow-soft);position:relative;
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.tier-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.tier-card.featured{
  border:1.5px solid var(--color-primary);margin-top:-22px;padding-top:38px;padding-bottom:38px;
  background:linear-gradient(180deg,rgba(14,124,107,.06) 0%,#fff 42%);
}
.tier-card.featured::after{
  content:"推荐";position:absolute;top:16px;right:20px;font-size:12px;font-weight:700;
  background:var(--color-accent);color:#fff;border-radius:var(--radius-pill);padding:3px 12px;
}
.tier-name{font-family:var(--font-serif);font-size:1.3rem;font-weight:700;margin-bottom:6px;}
.tier-threshold{font-size:13.5px;color:var(--color-muted);margin-bottom:20px;}
.tier-price{font-family:var(--font-serif);font-size:1.9rem;font-weight:800;color:var(--color-primary);line-height:1;margin-bottom:22px;}
.tier-price small{font-family:var(--font-sans);font-size:13px;font-weight:500;color:var(--color-muted);margin-left:6px;}
.tier-list li{
  position:relative;padding-left:24px;font-size:14.5px;color:var(--color-ink);margin-bottom:10px;line-height:1.7;
}
.tier-list li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;background:var(--color-accent-soft);
}
.tier-card .btn-main,.tier-card .btn-ghost{margin-top:22px;}

/* ============ Preview ============ */
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.preview-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .26s ease,box-shadow .26s ease;
  display:flex;flex-direction:column;
}
.preview-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.preview-media{position:relative;overflow:hidden;height:220px;}
.preview-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.preview-card:hover .preview-media img{transform:scale(1.03);}
.preview-badge{
  position:absolute;top:14px;left:14px;font-size:12.5px;font-weight:700;
  border-radius:var(--radius-pill);padding:5px 13px;color:#fff;background:rgba(20,38,34,.72);
}
.preview-badge.unlocked{background:var(--color-primary);}
.preview-body{padding:24px 26px 26px;flex:1;display:flex;flex-direction:column;}
.preview-body h3{font-size:1.2rem;font-weight:700;margin-bottom:10px;}
.preview-body p{font-size:14.5px;color:var(--color-muted);flex:1;margin-bottom:16px;}
.preview-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--color-muted);}
.chip{display:inline-block;font-size:12.5px;font-weight:600;color:var(--color-primary-dark);background:var(--color-primary-soft);border-radius:var(--radius-pill);padding:3px 12px;}

/* ============ News ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-card-lead{grid-column:span 2;flex-direction:row;}
.news-card-lead .news-media{width:42%;flex:0 0 42%;}
.news-card-lead .news-media img{width:100%;height:100%;object-fit:cover;}
.news-media{height:170px;overflow:hidden;}
.news-media img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:1.08rem;font-weight:700;margin-bottom:10px;line-height:1.55;}
.news-body h3 a{color:var(--color-ink);}
.news-body h3 a:hover{color:var(--color-primary);}
.news-card-lead .news-body h3{font-size:1.32rem;}
.news-excerpt{
  font-size:14px;color:var(--color-muted);flex:1;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--color-muted);}
.news-more{font-weight:600;color:var(--color-primary);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:60px 24px;background:#fff;
  border:1px dashed var(--color-border);border-radius:var(--radius-card);
}
.empty-state .empty-icon{
  width:54px;height:54px;border-radius:50%;background:var(--color-primary-soft);color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 16px;
}
.empty-state p{color:var(--color-muted);margin-bottom:18px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{border:1px solid var(--color-border);border-radius:16px;background:#fff;margin-bottom:14px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;}
.faq-item:hover{border-color:rgba(14,124,107,.4);}
.faq-q{
  display:flex;align-items:flex-start;gap:14px;width:100%;padding:20px 22px;background:transparent;border:none;
  font-family:var(--font-serif);font-size:16.5px;font-weight:700;color:var(--color-ink);text-align:left;cursor:pointer;
}
.faq-no{
  flex:0 0 28px;width:28px;height:28px;border-radius:9px;background:var(--color-primary-soft);color:var(--color-primary-dark);
  font-family:var(--font-sans);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.faq-a{padding:0 22px 22px 64px;font-size:15px;color:var(--color-muted);line-height:1.85;}
.faq-item.is-open{border-color:var(--color-primary);box-shadow:var(--shadow-soft);}

/* ============ CTA band ============ */
.cta-band{
  background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);
  border-radius:26px;padding:52px 46px;color:#fff;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.07);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.5vw,2rem);margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.82);font-size:15.5px;margin-bottom:0;}
.cta-form{background:#fff;border-radius:20px;padding:26px;box-shadow:0 18px 44px rgba(10,92,80,.28);}
.cta-form .form-label{font-size:13.5px;font-weight:600;color:var(--color-ink);margin-bottom:7px;}
.cta-form .form-control{
  height:48px;border-radius:11px;border:1px solid var(--color-border);font-size:15px;padding:0 15px;
  background:#FBFAF7;color:var(--color-ink);
}
.cta-form .form-control:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(14,124,107,.18);background:#fff;}
.cta-form .form-control::placeholder{color:#9AA6A1;}
.cta-note{font-size:12.5px;color:var(--color-muted);margin:12px 0 0;}
.cta-msg{font-size:13.5px;color:var(--color-success);margin:10px 0 0;min-height:20px;}

/* ============ Footer ============ */
.site-footer{background:#12211E;color:#C7D2CE;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:46px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand-name{font-family:var(--font-serif);font-size:18px;font-weight:800;color:#fff;}
.site-footer p{font-size:14px;color:#9FB0AB;line-height:1.85;}
.footer-col h4{font-family:var(--font-serif);font-size:16px;color:#fff;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#9FB0AB;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);padding:20px 0;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:13px;color:#7E918C;
}
.footer-bottom span{color:#7E918C;}

/* ============ Responsive ============ */
@media (max-width:1199.98px){
  .hero-grid{gap:38px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .hero{padding:56px 0 62px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .value-grid{grid-template-columns:1fr;}
  .preview-grid{grid-template-columns:1fr;}
  .tier-grid{grid-template-columns:1fr;gap:20px;}
  .tier-card.featured{margin-top:0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .news-card-lead{grid-column:span 2;flex-direction:column;}
  .news-card-lead .news-media{width:100%;flex:none;height:200px;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .brand-actions{
    display:none;position:absolute;top:calc(100% + 8px);right:0;flex-direction:column;align-items:stretch;
    background:#fff;border:1px solid var(--color-border);border-radius:16px;box-shadow:var(--shadow-hover);
    padding:12px;gap:8px;min-width:190px;z-index:1050;
  }
  .brand-actions.is-open{display:flex;}
  .brand-actions .link-plain{text-align:center;}
  .menu-toggle{display:inline-flex;}
  .brand-name{font-size:17px;}
  .compare-row{display:block;margin-bottom:14px;border:1px solid var(--color-border);border-radius:16px;padding:4px 2px;background:#fff;overflow:hidden;}
  .compare{border:none;box-shadow:none;background:transparent;overflow:visible;}
  .compare-row-head{display:none;}
  .compare-cell{border-right:none;border-bottom:1px dashed var(--color-border);display:flex;justify-content:space-between;gap:16px;padding:12px 16px;font-size:14px;}
  .compare-row .compare-cell:last-child{border-bottom:none;}
  .compare-cell::before{content:attr(data-label);color:var(--color-muted);font-weight:600;font-size:13.5px;flex:0 0 auto;}
  .compare-cell-side{background:#FBF9F4;font-size:15px;font-weight:700;}
  .compare-cell-side::before{content:"";}
  .compare-cell.is-featured{background:rgba(14,124,107,.06);}
  .compare-foot{border-radius:16px;border:1px solid var(--color-border);}
  .news-grid{grid-template-columns:1fr;}
  .news-card-lead{grid-column:span 1;}
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%;}
  .faq-a{padding-left:22px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .section{padding:56px 0;}
}
@media (max-width:575.98px){
  .container-site{padding:0 16px;}
  .brand-sub{display:none;}
  .hero{padding:44px 0 52px;}
  .hero-card{padding:24px 20px 20px;}
  .value-main img{height:190px;}
  .preview-media{height:190px;}
  .cta-band{padding:32px 20px;border-radius:20px;}
  .cta-form{padding:20px;}
  .compare-foot{flex-direction:column;align-items:flex-start;}
  .compare-foot .btn-main{width:100%;}
}

/* roulang page: article */
:root{
  --color-primary:#0E7C6B;
  --color-primary-dark:#0A5C50;
  --color-accent:#E86A3A;
  --color-accent-soft:#E8A33D;
  --color-bg:#F7F4ED;
  --color-bg-soft:#F1EDE3;
  --color-card:#FFFFFF;
  --color-ink:#142622;
  --color-muted:#5C6B66;
  --color-border:#E4E0D6;
  --color-success:#2E8B57;
  --color-warning:#D9822B;
  --color-danger:#C44536;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans",sans-serif;
  --radius-card:18px;
  --radius-sm:12px;
  --radius-img:14px;
  --radius-pill:999px;
  --shadow-1:0 10px 30px rgba(20,38,34,.08);
  --shadow-2:0 16px 40px rgba(20,38,34,.12);
  --space-section:88px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--color-primary-dark);text-decoration:underline;}
ul,ol{padding-left:1.25em;}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--color-ink);margin:0;letter-spacing:.2px;}
p{margin:0 0 1em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(14,124,107,.3);outline-offset:2px;border-radius:6px;}
.container-site{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container-site{max-width:1280px;}}

/* ---------- Header ---------- */
.site-header{position:relative;z-index:1030;}
.brandbar{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,244,237,.94);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--color-border);
}
.brandbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px;position:relative;}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:linear-gradient(140deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;font-family:var(--font-serif);font-weight:800;font-size:20px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(14,124,107,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-family:var(--font-serif);font-size:19px;font-weight:800;color:var(--color-ink);letter-spacing:.4px;}
.brand-text em{font-style:normal;font-size:12.5px;color:var(--color-muted);letter-spacing:1.5px;}
.brand-actions{display:flex;align-items:center;gap:22px;}
.link-plain{font-size:15px;font-weight:600;color:var(--color-ink);}
.link-plain:hover{color:var(--color-primary);text-decoration:none;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--color-border);
  background:var(--color-card);border-radius:12px;padding:0;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--color-ink);border-radius:2px;transition:.25s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.channelbar{background:var(--color-card);border-bottom:1px solid var(--color-border);}
.channelbar-inner{display:flex;align-items:center;}
.channel-nav{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding:6px 0;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-nav a{
  position:relative;white-space:nowrap;font-size:15px;font-weight:600;color:var(--color-muted);
  padding:10px 16px;border-radius:var(--radius-pill);transition:.2s;
}
.channel-nav a:hover{color:var(--color-primary);background:rgba(14,124,107,.07);text-decoration:none;}
.channel-nav a.is-active{color:var(--color-primary-dark);background:rgba(14,124,107,.1);}
.channel-nav a.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:3px;border-radius:3px;background:var(--color-primary);
}
@media (max-width:991.98px){
  .nav-toggle{display:flex;}
  .brand-actions{
    position:absolute;top:calc(100% + 1px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--color-card);border-bottom:1px solid var(--color-border);
    box-shadow:var(--shadow-2);padding:8px 20px 18px;display:none;border-radius:0 0 16px 16px;
  }
  .brand-actions.is-open{display:flex;}
  .brand-actions .link-plain{padding:14px 4px;border-bottom:1px solid var(--color-border);font-size:16px;}
  .brand-actions .btn-main{margin-top:14px;justify-content:center;width:100%;}
}

/* ---------- Buttons ---------- */
.btn-main,.btn-ghost,.btn-accent{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;border-radius:var(--radius-pill);border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  text-decoration:none;
}
.btn-main{background:var(--color-primary);color:#fff;box-shadow:0 10px 24px rgba(14,124,107,.22);}
.btn-main:hover{background:var(--color-primary-dark);color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 16px 34px rgba(14,124,107,.3);}
.btn-main:active{transform:translateY(1px);}
.btn-accent{background:var(--color-accent);color:#fff;box-shadow:0 10px 24px rgba(232,106,58,.24);}
.btn-accent:hover{background:#CF5729;color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 16px 34px rgba(232,106,58,.32);}
.btn-accent:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--color-primary-dark);border-color:rgba(14,124,107,.45);}
.btn-ghost:hover{background:rgba(14,124,107,.08);color:var(--color-primary-dark);text-decoration:none;transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14.5px;}
.btn-block{width:100%;}

/* ---------- Article hero ---------- */
.article-hero{position:relative;overflow:hidden;background:#0F2E28;}
.article-hero .hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;
  filter:saturate(105%);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,92,80,.72),rgba(20,38,34,.86));
}
.hero-inner{position:relative;z-index:2;padding:52px 20px 46px;color:#fff;}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.75);margin-bottom:18px;}
.breadcrumb-nav a{color:rgba(255,255,255,.86);font-weight:600;}
.breadcrumb-nav a:hover{color:#fff;}
.breadcrumb-nav .sep{opacity:.55;}
.breadcrumb-nav .now{color:#fff;font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.tag-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(232,163,61,.22);color:#FFE6BE;border:1px solid rgba(232,163,61,.45);
  font-size:13px;font-weight:600;padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.article-hero h1{
  color:#fff;font-size:clamp(1.65rem,3.2vw,2.6rem);line-height:1.28;font-weight:800;
  max-width:900px;margin:0 0 20px;
}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:rgba(255,255,255,.8);}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{opacity:.85;}

/* ---------- Layout ---------- */
.article-main{padding:56px 0 20px;}
.section-block{padding:var(--space-section) 0;}
.article-body-wrap{
  background:var(--color-card);border:1px solid var(--color-border);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  padding:36px 38px 30px;
}
@media (max-width:767.98px){.article-body-wrap{padding:24px 20px;}}

/* ---------- Article body typography ---------- */
.article-body{max-width:800px;font-size:17px;line-height:1.9;color:var(--color-ink);}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;font-size:clamp(1.4rem,2vw,1.85rem);line-height:1.35;font-weight:700;
  margin:2.1em 0 .8em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:5px;border-radius:4px;
  background:var(--color-primary);
}
.article-body h3{font-size:1.24rem;font-weight:700;margin:1.7em 0 .6em;color:var(--color-primary-dark);}
.article-body h4{font-size:1.06rem;font-weight:700;margin:1.4em 0 .5em;}
.article-body blockquote{
  margin:1.4em 0;padding:18px 22px;background:var(--color-bg-soft);
  border-left:4px solid var(--color-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:#33443F;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body a{color:var(--color-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--color-primary-dark);font-weight:600;}
.article-body img{border-radius:var(--radius-img);margin:1.4em auto;box-shadow:var(--shadow-1);}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:1.4em 0;font-size:15px;
}
.article-body table th,.article-body table td{
  border:1px solid var(--color-border);padding:11px 14px;text-align:left;white-space:nowrap;
}
.article-body table th{background:var(--color-bg-soft);font-weight:700;}
.article-body hr{border:0;border-top:1px solid var(--color-border);margin:2em 0;}
.article-body code{
  background:var(--color-bg-soft);border-radius:6px;padding:2px 7px;font-size:14px;color:var(--color-primary-dark);
}
.article-body strong{color:var(--color-ink);font-weight:700;}

.empty-state{
  text-align:center;padding:56px 20px;border:1px dashed var(--color-border);
  border-radius:var(--radius-card);background:var(--color-bg-soft);
}
.empty-state i{font-size:38px;color:var(--color-primary);margin-bottom:14px;display:block;}
.empty-state h2{font-size:1.4rem;margin-bottom:10px;}
.empty-state p{color:var(--color-muted);margin-bottom:20px;}

/* ---------- Back link ---------- */
.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.back-row .btn-ghost{background:var(--color-card);}

/* ---------- Related ---------- */
.related-block{margin-top:52px;}
.block-head{margin-bottom:26px;}
.block-head .eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;color:var(--color-accent);
  text-transform:uppercase;margin-bottom:8px;
}
.block-head h2{font-size:clamp(1.35rem,2vw,1.75rem);font-weight:700;line-height:1.35;}
.block-head p{color:var(--color-muted);font-size:15px;margin:10px 0 0;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.news-thumb{position:relative;overflow:hidden;aspect-ratio:16/8;background:var(--color-bg-soft);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-tags{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--color-muted);}
.tag-soft{
  background:rgba(14,124,107,.1);color:var(--color-primary-dark);
  font-size:12.5px;font-weight:600;padding:3px 11px;border-radius:var(--radius-pill);
}
.news-body h3{font-size:1.06rem;font-weight:700;line-height:1.5;margin:0;}
.news-body h3 a{color:var(--color-ink);text-decoration:none;}
.news-body h3 a:hover{color:var(--color-primary);text-decoration:none;}
.news-body p{font-size:14.5px;color:var(--color-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;padding-top:6px;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--color-muted);}
.news-foot .read-link{font-weight:600;color:var(--color-primary);}
@media (max-width:991.98px){.related-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575.98px){.related-grid{grid-template-columns:1fr;}}

/* ---------- Sidebar ---------- */
.side-col{position:relative;}
.side-sticky{position:sticky;top:100px;display:flex;flex-direction:column;gap:22px;}
.side-card{
  background:var(--color-card);border:1px solid var(--color-border);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:24px 22px;
}
.side-card h3{font-size:1.06rem;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--color-primary);}
.benefit-mini{list-style:none;padding:0;margin:0 0 18px;font-size:14.5px;}
.benefit-mini li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--color-border);color:#3A4C47;}
.benefit-mini li:last-child{border-bottom:0;}
.benefit-mini i{color:var(--color-success);margin-top:4px;font-size:13px;}
.side-note{font-size:12.5px;color:var(--color-muted);margin:10px 0 0;text-align:center;}
.toc-list{list-style:none;padding:0;margin:0;font-size:14.5px;}
.toc-list li{margin-bottom:4px;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:10px;color:#3A4C47;border-left:2px solid transparent;
}
.toc-list a:hover{background:rgba(14,124,107,.07);color:var(--color-primary-dark);text-decoration:none;border-left-color:var(--color-primary);}
.toc-list a.lv3{padding-left:24px;font-size:13.5px;color:var(--color-muted);}
.side-empty{font-size:13.5px;color:var(--color-muted);margin:0;}
@media (max-width:991.98px){
  .side-col{margin-top:40px;}
  .side-sticky{position:static;}
}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(140deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);
  border-radius:24px;color:#fff;padding:48px;margin-top:56px;box-shadow:var(--shadow-2);
}
.cta-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;font-size:clamp(1.4rem,2.2vw,1.95rem);line-height:1.35;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15.5px;margin-bottom:18px;}
.cta-points{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:14.5px;color:rgba(255,255,255,.92);}
.cta-points i{color:#FFD9A8;margin-right:9px;}
.cta-form{
  background:rgba(255,255,255,.97);border-radius:var(--radius-card);padding:26px 24px;
  box-shadow:0 20px 46px rgba(6,40,34,.24);
}
.cta-form h3{font-size:1.06rem;margin-bottom:16px;color:var(--color-ink);}
.form-field{margin-bottom:15px;}
.form-field label{display:block;font-size:13.5px;font-weight:600;color:#3A4C47;margin-bottom:7px;}
.form-field input{
  width:100%;height:48px;padding:0 15px;border-radius:10px;border:1px solid var(--color-border);
  background:#FDFCF9;font-size:15px;color:var(--color-ink);transition:.2s;
}
.form-field input::placeholder{color:#9AA6A1;}
.form-field input:focus{
  outline:none;border-color:var(--color-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(14,124,107,.16);
}
.form-field input.is-error{border-color:var(--color-danger);box-shadow:0 0 0 3px rgba(196,69,54,.14);}
.form-field input.is-ok{border-color:var(--color-success);box-shadow:0 0 0 3px rgba(46,139,87,.14);}
.form-tip{font-size:12.5px;color:var(--color-muted);margin:12px 0 0;text-align:center;}
.form-msg{font-size:13.5px;margin:10px 0 0;display:none;}
.form-msg.ok{display:block;color:var(--color-success);}
.form-msg.err{display:block;color:var(--color-danger);}
@media (max-width:991.98px){
  .cta-band{padding:34px 24px;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
}

/* ---------- Footer ---------- */
.site-footer{background:#10231F;color:#C9D6D2;margin-top:var(--space-section);padding:66px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand-name{font-family:var(--font-serif);font-size:18px;font-weight:800;color:#fff;}
.site-footer p{font-size:14px;line-height:1.85;color:#9FB0AB;margin:0;max-width:420px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-family:var(--font-sans);font-weight:700;}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.footer-col a{color:#C9D6D2;font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:none;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:#8FA29D;
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-brand + p{max-width:none;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 22px;}
}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  :root{--space-section:76px;}
}
@media (max-width:991.98px){
  :root{--space-section:62px;}
  .article-main{padding:40px 0 10px;}
}
@media (max-width:767.98px){
  :root{--space-section:52px;}
  .hero-inner{padding:38px 20px 34px;}
  .article-body{font-size:16.5px;}
  .btn-main,.btn-ghost,.btn-accent{padding:13px 22px;}
}
@media (max-width:575.98px){
  .brand-text strong{font-size:16.5px;}
  .brand-text em{font-size:11.5px;letter-spacing:1px;}
  .meta-row{font-size:13px;gap:8px 16px;}
  .back-row .btn-ghost,.back-row .btn-main{width:100%;}
}

/* roulang page: category1 */
:root{
  --color-primary:#0E7C6B;
  --color-primary-dark:#0A5C50;
  --color-primary-soft:rgba(14,124,107,.08);
  --color-accent:#E86A3A;
  --color-accent-dark:#C9542A;
  --color-accent-soft:#E8A33D;
  --color-bg:#F7F4ED;
  --color-card:#FFFFFF;
  --color-ink:#142622;
  --color-muted:#5C6B66;
  --color-border:#E4E0D6;
  --color-success:#2E8B57;
  --color-warning:#D9822B;
  --color-danger:#C44536;
  --radius-sm:10px;
  --radius-md:14px;
  --radius-lg:18px;
  --radius-pill:999px;
  --shadow-base:0 10px 30px rgba(20,38,34,.08);
  --shadow-hover:0 16px 40px rgba(20,38,34,.12);
  --space-section:88px;
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--color-primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:none;box-shadow:0 0 0 3px rgba(14,124,107,.3);border-radius:8px;
}
h1,h2,h3,h4{font-family:var(--font-title);color:var(--color-ink);margin:0;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

.container-site{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){
  .container-site{max-width:1280px;}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(247,244,237,.96);
  backdrop-filter:saturate(180%) blur(6px);
  border-bottom:1px solid var(--color-border);
}
.brand-bar{padding:12px 0;}
.brand-inner{display:flex;align-items:center;gap:20px;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;font-size:20px;font-weight:700;font-family:var(--font-title);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,124,107,.28);
}
.brand-name{
  font-family:var(--font-title);
  font-size:20px;font-weight:800;letter-spacing:.5px;color:var(--color-ink);
}
.brand-actions{display:flex;align-items:center;gap:18px;}
.link-plain{
  font-size:15px;font-weight:600;color:var(--color-muted);
}
.link-plain:hover{color:var(--color-primary);}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--color-primary);
  color:#fff;font-size:16px;font-weight:600;
  padding:13px 26px;border-radius:var(--radius-pill);border:1px solid var(--color-primary);
  cursor:pointer;transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
  box-shadow:0 8px 20px rgba(14,124,107,.22);
}
.btn-main:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-main:active{transform:translateY(1px);}
.btn-main.btn-sm{padding:10px 20px;font-size:15px;}
.btn-accent{
  background:var(--color-accent);border-color:var(--color-accent);
  box-shadow:0 8px 20px rgba(232,106,58,.24);
}
.btn-accent:hover{background:var(--color-accent-dark);border-color:var(--color-accent-dark);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--color-primary);
  border:1px solid var(--color-primary);
  font-size:16px;font-weight:600;padding:12px 24px;border-radius:var(--radius-pill);
  cursor:pointer;transition:background .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--color-primary-soft);color:var(--color-primary-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--color-border);
  width:42px;height:42px;border-radius:12px;color:var(--color-ink);font-size:17px;
  align-items:center;justify-content:center;
}
.channel-bar{
  border-top:1px dashed var(--color-border);
  background:rgba(255,255,255,.55);
}
.channel-list{
  display:flex;align-items:center;gap:6px;overflow-x:auto;
  padding:6px 0;scrollbar-width:none;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list a{
  display:inline-block;white-space:nowrap;
  padding:9px 18px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;color:var(--color-muted);
  border:1px solid transparent;
  transition:all .2s ease;
}
.channel-list a:hover{color:var(--color-primary);background:var(--color-primary-soft);}
.channel-list a.active{
  color:#fff;background:var(--color-primary);border-color:var(--color-primary);
  box-shadow:0 6px 16px rgba(14,124,107,.22);
}

/* ============ 分类横幅 ============ */
.page-banner{
  position:relative;
  padding:72px 0 64px;
  background-image:linear-gradient(rgba(247,244,237,.9),rgba(247,244,237,.96)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--color-border);
}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--color-muted);margin-bottom:18px;
}
.breadcrumb-line a{color:var(--color-muted);}
.breadcrumb-line a:hover{color:var(--color-primary);}
.breadcrumb-line span{color:#9AA6A1;}
.page-banner h1{
  font-size:clamp(2rem,4vw,3.05rem);
  line-height:1.18;font-weight:800;letter-spacing:.4px;
  max-width:900px;
}
.page-banner .banner-lead{
  margin-top:16px;max-width:760px;font-size:17px;color:var(--color-muted);line-height:1.85;
}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--color-border);
  color:var(--color-muted);font-size:14px;font-weight:600;
  padding:7px 15px;border-radius:var(--radius-pill);
}
.tag-pill i{color:var(--color-primary);font-size:13px;}

/* ============ 速览数据条 ============ */
.quick-stats{
  margin-top:-34px;position:relative;z-index:2;
}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:var(--color-card);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:26px 28px;box-shadow:var(--shadow-base);
}
.stat-cell h3{
  font-size:22px;font-weight:800;color:var(--color-primary);font-family:var(--font-title);
}
.stat-cell p{margin:6px 0 0;font-size:14px;color:var(--color-muted);line-height:1.6;}

/* ============ 主体布局 ============ */
.main-wrap{padding:64px 0 20px;}
.layout-grid{
  display:grid;grid-template-columns:266px 1fr;gap:44px;align-items:start;
}
.toc-panel{
  position:sticky;top:132px;
  background:var(--color-card);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:24px 22px;box-shadow:var(--shadow-base);
}
.toc-panel h2{
  font-size:16px;font-weight:700;letter-spacing:1px;color:var(--color-ink);
  margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--color-border);
}
.toc-list li{margin-bottom:4px;}
.toc-list a{
  display:block;padding:9px 12px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;color:var(--color-muted);
  border-left:3px solid transparent;
  transition:all .2s ease;
}
.toc-list a:hover{background:var(--color-primary-soft);color:var(--color-primary);border-left-color:var(--color-primary);}
.toc-side-card{
  margin-top:22px;padding:18px;border-radius:var(--radius-md);
  background:linear-gradient(140deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;
}
.toc-side-card h3{color:#fff;font-size:16px;font-weight:700;}
.toc-side-card p{color:rgba(255,255,255,.82);font-size:14px;margin:8px 0 14px;line-height:1.7;}
.toc-side-card .btn-accent{width:100%;background:var(--color-accent);border-color:var(--color-accent);}

.content-col{min-width:0;}
.doc-section{
  background:var(--color-card);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  padding:34px 36px;
  margin-bottom:30px;
  box-shadow:var(--shadow-base);
  scroll-margin-top:140px;
}
.doc-section > h2{
  font-size:clamp(1.4rem,2.2vw,1.85rem);
  font-weight:700;line-height:1.3;
  padding-left:16px;border-left:5px solid var(--color-primary);
  margin-bottom:16px;
}
.doc-section > h3{
  font-size:1.22rem;font-weight:700;margin:26px 0 10px;
}
.doc-section p{color:#33443F;}
.lead-note{
  font-size:16px;color:var(--color-muted);margin-bottom:22px;
}
.figure-block{
  border-radius:var(--radius-md);overflow:hidden;
  border:1px solid var(--color-border);margin:22px 0;
}
.figure-block img{width:100%;object-fit:cover;transition:transform .5s ease;}
.figure-block:hover img{transform:scale(1.03);}
.figure-caption{
  font-size:13px;color:var(--color-muted);padding:10px 14px;background:#FBF9F4;
  border-top:1px solid var(--color-border);
}

/* 准备清单 */
.check-list li{
  position:relative;padding:11px 0 11px 36px;
  border-bottom:1px dashed var(--color-border);font-size:16px;
}
.check-list li:last-child{border-bottom:none;}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:12px;
  width:22px;height:22px;border-radius:50%;
  background:var(--color-primary-soft);color:var(--color-primary);
  font-size:11px;display:flex;align-items:center;justify-content:center;
}

/* 时间线步骤 */
.timeline{position:relative;margin-top:26px;padding-left:8px;}
.timeline::before{
  content:"";position:absolute;left:23px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--color-primary),rgba(14,124,107,.15));
}
.step-item{position:relative;padding:0 0 26px 66px;}
.step-item:last-child{padding-bottom:0;}
.step-index{
  position:absolute;left:0;top:2px;
  width:46px;height:46px;border-radius:50%;
  background:#fff;border:2px solid var(--color-primary);
  color:var(--color-primary);font-weight:800;font-size:17px;font-family:var(--font-title);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,124,107,.14);
}
.step-item h3{font-size:1.18rem;font-weight:700;margin-bottom:8px;}
.step-item p{color:var(--color-muted);font-size:15.5px;margin-bottom:0;}
.step-item .step-tip{
  display:inline-block;margin-top:8px;font-size:13.5px;color:var(--color-primary);
  background:var(--color-primary-soft);padding:4px 12px;border-radius:var(--radius-pill);
}

/* 提示卡 */
.notice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:20px;}
.notice-card{
  border:1px solid var(--color-border);border-radius:var(--radius-md);
  padding:20px 20px 18px;background:#FCFAF5;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.notice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(14,124,107,.35);}
.notice-card h3{font-size:1.06rem;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:9px;}
.notice-card h3 i{color:var(--color-accent);font-size:15px;}
.notice-card p{font-size:15px;color:var(--color-muted);margin:0;line-height:1.75;}

/* 报错对照 */
.issue-list{margin-top:20px;display:grid;gap:14px;}
.issue-row{
  display:grid;grid-template-columns:210px 1fr;
  gap:20px;align-items:start;
  border:1px solid var(--color-border);border-radius:var(--radius-md);
  padding:18px 22px;background:#fff;
}
.issue-row .issue-name{
  font-weight:700;font-size:15.5px;color:var(--color-ink);
  display:flex;align-items:center;gap:8px;
}
.issue-row .issue-name i{color:var(--color-warning);}
.issue-row p{margin:0;font-size:15px;color:var(--color-muted);}

/* FAQ 手风琴 */
.faq-accordion .accordion-item{
  border:1px solid var(--color-border);border-radius:var(--radius-md)!important;
  margin-bottom:12px;overflow:hidden;background:#fff;
}
.faq-accordion .accordion-button{
  font-family:var(--font-body);
  font-size:16.5px;font-weight:700;color:var(--color-ink);
  background:#fff;padding:19px 22px;box-shadow:none;
  display:flex;align-items:center;gap:12px;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--color-primary-soft);color:var(--color-primary-dark);
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 3px rgba(14,124,107,.2);}
.faq-accordion .accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--color-primary);width:auto;height:auto;
  transition:transform .25s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-180deg);}
.faq-num{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  background:var(--color-primary);color:#fff;font-size:13px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
}
.faq-accordion .accordion-body{
  font-size:15.5px;line-height:1.85;color:var(--color-muted);
  padding:4px 22px 22px 60px;
}

/* 表单 */
.form-card{
  background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:30px 32px;box-shadow:var(--shadow-base);
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.form-field{display:flex;flex-direction:column;gap:8px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:14.5px;font-weight:600;color:var(--color-ink);}
.form-field .req{color:var(--color-danger);margin-left:3px;}
.form-control,.form-select{
  height:48px;border-radius:var(--radius-sm);
  border:1px solid var(--color-border);background:#FDFCF9;
  font-size:15.5px;color:var(--color-ink);padding:0 16px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
textarea.form-control{height:auto;min-height:118px;padding:13px 16px;line-height:1.7;resize:vertical;}
.form-control::placeholder{color:#9AA6A1;}
.form-control:focus,.form-select:focus{
  border-color:var(--color-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(14,124,107,.16);
}
.form-hint{font-size:13px;color:var(--color-muted);line-height:1.6;}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:24px;}
.form-msg{font-size:14.5px;font-weight:600;display:none;}
.form-msg.ok{display:block;color:var(--color-success);}
.form-msg.err{display:block;color:var(--color-danger);}

/* CTA 区块 */
.cta-band{
  margin:44px 0 0;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;padding:46px 44px;
  display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center;
  box-shadow:var(--shadow-hover);
  scroll-margin-top:140px;
}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;line-height:1.3;}
.cta-band p{color:rgba(255,255,255,.85);margin:12px 0 0;font-size:16px;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-actions .btn-main{background:#fff;color:var(--color-primary-dark);border-color:#fff;}
.cta-actions .btn-main:hover{background:#F1EFE8;color:var(--color-primary-dark);}
.cta-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.6);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.cta-note{grid-column:1 / -1;font-size:13px;color:rgba(255,255,255,.68);margin-top:4px;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:#10201C;color:#C8D4D0;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{
  width:34px;height:34px;font-size:18px;border-radius:10px;
  background:linear-gradient(135deg,var(--color-primary),#14907C);
  box-shadow:none;
}
.footer-brand-name{
  font-family:var(--font-title);font-size:19px;font-weight:800;color:#fff;letter-spacing:.5px;
}
.site-footer p{font-size:14.5px;line-height:1.85;color:#9FB0AB;margin:0;}
.footer-col h4{
  font-family:var(--font-body);font-size:15px;font-weight:700;color:#fff;
  margin-bottom:16px;letter-spacing:.6px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14.5px;color:#9FB0AB;}
.footer-col ul li a:hover{color:#fff;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:#8194 8F;color:#81948F;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .layout-grid{grid-template-columns:236px 1fr;gap:32px;}
  .doc-section{padding:30px 28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media (max-width:991px){
  :root{--space-section:64px;}
  .layout-grid{grid-template-columns:1fr;}
  .toc-panel{position:static;top:auto;}
  .toc-side-card{display:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:18px;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .brand-actions .link-plain{display:none;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .brand-name{font-size:17.5px;}
  .brand-mark{width:34px;height:34px;font-size:18px;border-radius:10px;}
  .nav-toggle{display:inline-flex;}
  .brand-actions{
    position:absolute;right:24px;top:64px;
    flex-direction:column;align-items:stretch;gap:10px;
    background:#fff;border:1px solid var(--color-border);
    border-radius:var(--radius-md);padding:16px;box-shadow:var(--shadow-hover);
    min-width:190px;display:none;
  }
  .brand-actions.open{display:flex;}
  .brand-actions .link-plain{display:block;font-size:15px;}
  .page-banner{padding:52px 0 46px;}
  .banner-tags{gap:8px;}
  .stats-grid{grid-template-columns:1fr;padding:22px;}
  .main-wrap{padding:44px 0 10px;}
  .doc-section{padding:24px 20px;margin-bottom:22px;}
  .doc-section > h2{padding-left:12px;border-left-width:4px;}
  .notice-grid{grid-template-columns:1fr;}
  .issue-row{grid-template-columns:1fr;gap:8px;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:24px 20px;}
  .form-foot .btn-main{width:100%;}
  .faq-accordion .accordion-body{padding:4px 18px 20px 18px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .container-site{padding:0 18px;}
  .brand-actions{right:18px;}
  .step-item{padding-left:58px;}
  .step-index{width:40px;height:40px;font-size:15px;}
  .timeline::before{left:20px;}
}

/* roulang page: category2 */
:root{
  --color-primary:#0E7C6B;
  --color-primary-dark:#0A5C50;
  --color-accent:#E86A3A;
  --color-accent-soft:#E8A33D;
  --color-bg:#F7F4ED;
  --color-card:#FFFFFF;
  --color-ink:#142622;
  --color-muted:#5C6B66;
  --color-border:#E4E0D6;
  --color-success:#2E8B57;
  --color-warning:#D9822B;
  --color-danger:#C44536;
  --radius-card:20px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-soft:0 10px 30px rgba(20,38,34,.08);
  --shadow-hover:0 16px 40px rgba(20,38,34,.12);
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--color-accent);}
h1,h2,h3,h4{font-family:var(--font-title);color:var(--color-ink);margin:0;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:3px solid rgba(14,124,107,.3);outline-offset:2px;border-radius:6px;}
.container-site{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:1030;}
.brand-bar{
  background:rgba(247,244,237,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--color-border);
}
.brand-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--color-ink);font-family:var(--font-title);font-weight:800;font-size:20px;letter-spacing:.5px;}
.brand:hover{color:var(--color-primary);}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:linear-gradient(150deg,var(--color-primary),var(--color-primary-dark));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:700;
  box-shadow:0 6px 16px rgba(14,124,107,.28);
}
.brand-text{white-space:nowrap;}
.brand-actions{display:flex;align-items:center;gap:20px;}
.brand-actions .link-plain{color:var(--color-muted);font-weight:600;font-size:15px;}
.brand-actions .link-plain:hover{color:var(--color-primary);}
.nav-toggle{
  display:none;border:1px solid var(--color-border);background:#fff;
  color:var(--color-ink);font-weight:600;font-size:15px;
  padding:9px 16px;border-radius:var(--radius-pill);
}
.nav-toggle:hover{border-color:var(--color-primary);color:var(--color-primary);}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--color-accent);color:#fff;font-weight:700;font-size:16px;
  padding:13px 26px;border:none;border-radius:var(--radius-pill);
  box-shadow:0 8px 20px rgba(232,106,58,.26);
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
  cursor:pointer;
}
.btn-main:hover{background:#D55C2E;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,106,58,.32);}
.btn-main:active{transform:translateY(0);}
.btn-main.btn-sm{padding:10px 20px;font-size:15px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;color:var(--color-primary);font-weight:700;font-size:16px;
  padding:12px 24px;border:1.5px solid var(--color-primary);border-radius:var(--radius-pill);
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.btn-ghost:hover{background:rgba(14,124,107,.08);color:var(--color-primary-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(14,124,107,.1);color:var(--color-primary-dark);
  font-weight:700;font-size:15px;padding:11px 22px;border:none;border-radius:var(--radius-pill);
  transition:background .2s ease,transform .2s ease;
}
.btn-soft:hover{background:rgba(14,124,107,.18);color:var(--color-primary-dark);transform:translateY(-2px);}

.channel-bar{background:#fff;border-bottom:1px solid var(--color-border);}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.channel-nav{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-block;white-space:nowrap;
  padding:16px 18px;font-size:16px;font-weight:600;color:var(--color-muted);
  border-bottom:3px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.channel-link:hover{color:var(--color-primary);}
.channel-link.active{color:var(--color-primary-dark);border-bottom-color:var(--color-primary);}
.channel-hint{font-size:13px;color:var(--color-muted);white-space:nowrap;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-white{background:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--color-primary);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--color-accent);border-radius:2px;}
.section-title{font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.3;font-weight:700;margin-bottom:14px;}
.section-desc{color:var(--color-muted);font-size:16px;max-width:760px;margin-bottom:0;}
.section-head{margin-bottom:44px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:76px 0 72px;
  background-image:
    linear-gradient(120deg,rgba(247,244,237,.94) 0%,rgba(247,244,237,.82) 55%,rgba(247,244,237,.72) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--color-border);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero h1{
  font-size:clamp(2rem,3.6vw,3.1rem);
  line-height:1.18;font-weight:800;margin-bottom:18px;
}
.hero-sub{font-size:18px;color:var(--color-muted);max-width:600px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-pill);
  padding:8px 16px;font-size:14px;color:var(--color-ink);font-weight:600;
  box-shadow:0 4px 12px rgba(20,38,34,.05);
}
.badge-soft i{width:7px;height:7px;border-radius:50%;background:var(--color-primary);display:inline-block;}
.hero-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);padding:26px;
}
.hero-card h3{font-size:1.2rem;margin-bottom:16px;}
.hero-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--color-border);font-size:15px;color:var(--color-muted);}
.hero-list li:last-child{border-bottom:none;padding-bottom:0;}
.hero-list strong{color:var(--color-ink);font-weight:700;min-width:88px;display:inline-block;}
.hero-thumb{margin-top:20px;border-radius:14px;overflow:hidden;}
.hero-thumb img{width:100%;height:150px;object-fit:cover;}

/* ---------- 标签筛选视觉 ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;
  padding:9px 20px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--color-border);
  font-size:15px;font-weight:600;color:var(--color-muted);
}
.chip.is-on{background:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 8px 20px rgba(14,124,107,.24);}

/* ---------- 两栏图文 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.split + .split{margin-top:64px;}
.split.reverse .split-media{order:2;}
.split-media{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-soft);}
.split-media img{width:100%;height:340px;object-fit:cover;transition:transform .5s ease;}
.split-media:hover img{transform:scale(1.03);}
.split-body h3{font-size:1.4rem;font-weight:700;margin-bottom:14px;}
.split-body p{color:var(--color-muted);font-size:16px;}
.check-list{margin-top:18px;display:grid;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:15.5px;color:var(--color-ink);}
.check-list li::before{
  content:"✓";flex:0 0 22px;height:22px;border-radius:50%;
  background:rgba(14,124,107,.12);color:var(--color-primary-dark);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:4px;
}

/* ---------- 权益对比 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);padding:28px 24px;display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease;
}
.plan-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.plan-card.recommend{
  border:2px solid var(--color-primary);
  box-shadow:0 16px 40px rgba(14,124,107,.16);
  position:relative;
}
.plan-card.recommend::after{
  content:"多数人选";position:absolute;top:-14px;left:24px;
  background:var(--color-accent);color:#fff;font-size:13px;font-weight:700;
  padding:5px 14px;border-radius:var(--radius-pill);letter-spacing:1px;
}
.plan-name{font-size:1.25rem;font-weight:700;margin-bottom:6px;}
.plan-note{font-size:14px;color:var(--color-muted);margin-bottom:18px;}
.plan-price{font-family:var(--font-title);font-size:1.6rem;font-weight:800;color:var(--color-primary-dark);margin-bottom:6px;}
.plan-price span{font-size:14px;font-weight:600;color:var(--color-muted);font-family:var(--font-body);}
.plan-divider{height:1px;background:var(--color-border);margin:18px 0;}
.plan-feature{display:grid;gap:12px;flex:1;}
.plan-feature li{display:flex;justify-content:space-between;gap:12px;font-size:15px;padding-bottom:10px;border-bottom:1px dashed var(--color-border);}
.plan-feature li:last-child{border-bottom:none;}
.plan-feature .k{color:var(--color-muted);}
.plan-feature .v{font-weight:700;color:var(--color-ink);text-align:right;}
.plan-feature .v.off{color:#A9B3AF;font-weight:600;}
.plan-cta{margin-top:22px;display:flex;}
.plan-cta .btn-main,.plan-cta .btn-ghost{width:100%;}

/* ---------- 等级亮点 ---------- */
.level-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start;padding-top:24px;}
.level-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-soft);padding:28px 24px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.level-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.level-card.offset{transform:translateY(-28px);}
.level-card.offset:hover{transform:translateY(-34px);}
.level-card.top{
  background:linear-gradient(160deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);
  border-color:transparent;box-shadow:0 20px 44px rgba(10,92,80,.28);
}
.level-card.top .level-name,
.level-card.top .level-threshold,
.level-card.top .level-list li{color:#fff;}
.level-card.top .level-threshold{color:rgba(255,255,255,.78);}
.level-card.top .level-list li::before{background:rgba(255,255,255,.22);color:#fff;}
.level-tag{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
  padding:5px 14px;border-radius:var(--radius-pill);
  background:rgba(14,124,107,.1);color:var(--color-primary-dark);margin-bottom:14px;
}
.level-card.top .level-tag{background:rgba(255,255,255,.2);color:#fff;}
.level-name{font-size:1.3rem;font-weight:700;margin-bottom:6px;}
.level-threshold{font-size:14px;color:var(--color-muted);margin-bottom:18px;}
.level-list{display:grid;gap:11px;margin-bottom:22px;}
.level-list li{display:flex;gap:10px;font-size:15px;color:var(--color-ink);}
.level-list li::before{
  content:"●";flex:0 0 20px;height:20px;border-radius:50%;
  background:rgba(14,124,107,.12);color:var(--color-primary);
  font-size:9px;display:flex;align-items:center;justify-content:center;margin-top:5px;
}
.level-card.top .level-list li::before{content:"●";font-size:9px;}

/* ---------- 专属内容预览 ---------- */
.cover-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;}
.cover-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.cover-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.cover-media{position:relative;overflow:hidden;}
.cover-media img{width:100%;height:200px;object-fit:cover;transition:transform .5s ease;}
.cover-card:hover .cover-media img{transform:scale(1.04);}
.cover-card.big .cover-media img{height:330px;}
.cover-lock{
  position:absolute;top:14px;left:14px;
  background:rgba(20,38,34,.7);color:#fff;font-size:13px;font-weight:600;
  padding:6px 14px;border-radius:var(--radius-pill);
}
.cover-lock.open{background:rgba(14,124,107,.9);}
.cover-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.cover-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--color-muted);margin-bottom:10px;}
.tag-main{background:rgba(14,124,107,.1);color:var(--color-primary-dark);font-weight:700;padding:4px 12px;border-radius:var(--radius-pill);}
.cover-body h3{font-size:1.15rem;font-weight:700;margin-bottom:10px;}
.cover-body p{font-size:15px;color:var(--color-muted);flex:1;}
.cover-body .btn-soft{align-self:flex-start;margin-top:16px;}
.cover-side{display:grid;gap:24px;}

/* ---------- 流程步骤 ---------- */
.step-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-soft);position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{
  width:42px;height:42px;border-radius:14px;
  background:rgba(232,106,58,.12);color:var(--color-accent);
  font-family:var(--font-title);font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.step-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--color-muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:#fff;border:1px solid var(--color-border) !important;
  border-radius:16px !important;margin-bottom:14px;overflow:hidden;
}
.accordion-button{
  background:#fff;color:var(--color-ink);font-weight:700;font-size:16.5px;
  padding:20px 24px;font-family:var(--font-body);box-shadow:none !important;
}
.accordion-button:not(.collapsed){background:rgba(14,124,107,.06);color:var(--color-primary-dark);}
.accordion-button::after{
  background-image:none;content:"+";font-size:22px;font-weight:600;color:var(--color-primary);
  width:auto;height:auto;transform:none;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:none;}
.accordion-body{padding:6px 24px 22px;color:var(--color-muted);font-size:15.5px;line-height:1.9;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(150deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);
  border-radius:26px;padding:52px 44px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.3;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.85);font-size:16px;margin-bottom:0;}
.cta-form{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  border-radius:18px;padding:26px;
}
.form-row{margin-bottom:16px;}
.form-label{display:block;font-size:14.5px;font-weight:600;color:#fff;margin-bottom:8px;}
.form-input,.form-select{
  width:100%;height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.94);padding:0 14px;color:var(--color-ink);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.form-input::placeholder{color:#93A29D;}
.form-input:focus,.form-select:focus{outline:none;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35);}
.form-input.is-error{border-color:var(--color-danger);box-shadow:0 0 0 3px rgba(196,69,54,.2);}
.form-input.is-ok{border-color:var(--color-success);box-shadow:0 0 0 3px rgba(46,139,87,.2);}
.form-hint{font-size:13px;color:rgba(255,255,255,.72);margin-top:10px;line-height:1.7;}
.cta-form .btn-main{width:100%;margin-top:6px;background:var(--color-accent);}

/* ---------- 页脚 ---------- */
.site-footer{background:#101F1C;color:#C9D6D1;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand-name{font-family:var(--font-title);font-size:19px;font-weight:800;color:#fff;}
.site-footer p{font-size:15px;color:#9FB0AB;line-height:1.85;}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:#C9D6D1;font-size:15px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:14px;color:#8FA09B;}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .hero{padding:64px 0 60px;}
}
@media (max-width:992px){
  .section{padding:68px 0;}
  .channel-hint{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.reverse .split-media{order:0;}
  .split-media img{height:280px;}
  .plan-grid{grid-template-columns:1fr;gap:20px;}
  .level-rail{grid-template-columns:1fr;gap:20px;padding-top:0;}
  .level-card.offset{transform:none;}
  .level-card.offset:hover{transform:translateY(-6px);}
  .cover-grid{grid-template-columns:1fr;}
  .cover-card.big .cover-media img{height:260px;}
  .step-rail{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .brand-bar-inner{min-height:64px;flex-wrap:wrap;}
  .nav-toggle{display:inline-flex;}
  .brand-actions{
    display:none;width:100%;flex-direction:column;align-items:flex-start;
    gap:6px;padding:12px 0 18px;
  }
  .brand-actions.is-open{display:flex;}
  .brand-actions .btn-main{width:100%;}
  .brand-text{font-size:18px;}
  .channel-link{padding:14px 14px;font-size:15px;}
  .hero{padding:52px 0 50px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .step-rail{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:576px){
  .section{padding:52px 0;}
  .container-site{padding:0 16px;}
  .hero h1{font-size:1.85rem;}
  .hero-card{padding:20px;}
  .split-media img{height:220px;}
  .cover-media img{height:180px;}
  .cta-band{padding:32px 20px;border-radius:20px;}
  .cta-form{padding:20px;}
  .accordion-button{padding:17px 18px;font-size:15.5px;}
  .accordion-body{padding:4px 18px 20px;}
}