/* roulang page: index */
:root{
  --green:#0E6E5F;--green-dark:#0A5247;--green-soft:#E6F2EF;
  --orange:#E2603C;--orange-dark:#C74E2D;--orange-soft:#FDEDE7;
  --bronze:#B08A3E;
  --ink:#101B19;--text:#3C4A47;--muted:#6B7A76;--line:#E7E4DB;--divider:#EFECE4;
  --bg:#F7F5F0;--white:#FFFFFF;--deep:#0C1E1B;
  --r-card:14px;--r-btn:10px;--r-img:16px;--r-input:10px;
  --shadow:0 1px 2px rgba(12,30,27,.05),0 16px 32px -20px rgba(12,30,27,.22);
  --shadow-lift:0 2px 4px rgba(12,30,27,.07),0 22px 40px -20px rgba(12,30,27,.28);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--green);text-decoration:none;transition:color .18s ease-out;}
a:hover{color:var(--green-dark);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em;line-height:1.35;}
h1{font-size:44px;line-height:56px;font-weight:800;}
h2{font-size:30px;line-height:40px;font-weight:800;}
h3{font-size:22px;line-height:30px;}
h4{font-size:18px;line-height:26px;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--white{background:var(--white);}
.section--tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head .eyebrow{margin-bottom:10px;}
.section-head p{margin:10px 0 0;max-width:640px;color:var(--muted);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  letter-spacing:.04em;color:var(--green);background:var(--green-soft);
  padding:5px 12px;border-radius:999px;line-height:1.4;
}
.eyebrow--orange{color:var(--orange-dark);background:var(--orange-soft);}
.title-bar{position:relative;padding-left:14px;}
.title-bar::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:2px;background:var(--green);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 18px -12px rgba(226,96,60,.85);}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(226,96,60,.9);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green);}
.btn-ghost:hover{background:var(--green-soft);color:var(--green-dark);border-color:var(--green-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:44px;padding:0 20px;font-size:15px;}
.btn-block{width:100%;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--green);font-weight:600;font-size:15px;}
.btn-text i{transition:transform .18s ease-out;}
.btn-text:hover{color:var(--green-dark);text-decoration:underline;}
.btn-text:hover i{transform:translateX(4px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;background:var(--green-soft);color:var(--green);
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1;
}
.badge--orange{background:var(--orange-soft);color:var(--orange-dark);}
.badge--bronze{background:#F6EFE0;color:var(--bronze);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(247,245,240,.92);
  backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid transparent;
  transition:background .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.site-header.is-stuck{background:#fff;border-bottom-color:var(--line);box-shadow:0 6px 20px -18px rgba(12,30,27,.4);}
.nav-inner{display:flex;align-items:center;gap:28px;height:76px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);text-decoration:none;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(150deg,var(--green) 0%,var(--green-dark) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:0 8px 16px -12px rgba(14,110,95,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:-.01em;}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:8px;}
.nav-links a{
  position:relative;font-size:15px;font-weight:500;color:var(--text);padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .18s ease-out;
}
.nav-links a:hover{color:var(--green);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--green);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-drawer{
  display:none;position:fixed;inset:76px 0 0 0;z-index:55;background:#fff;padding:24px 20px 96px;
  overflow-y:auto;
}
.nav-drawer.is-open{display:block;}
.nav-drawer a{display:block;padding:14px 4px;font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--divider);}
.nav-drawer .drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px;}

/* ============ Hero ============ */
.hero{position:relative;padding:72px 0 88px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:radial-gradient(1100px 520px at 88% -10%,rgba(14,110,95,.10) 0%,rgba(247,245,240,0) 62%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(12,1fr);gap:32px;align-items:center;}
.hero-copy{grid-column:span 6;}
.hero-copy h1{margin:18px 0 20px;}
.hero-copy h1 em{color:var(--green);font-style:normal;}
.hero-sub{font-size:18px;line-height:1.8;color:var(--text);max-width:520px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-badges .badge{height:28px;padding:0 12px;}
.hero-media{grid-column:span 6;position:relative;}
.hero-figure{
  position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--white);
  border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.float-card{
  position:absolute;left:-18px;bottom:22px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-lift);padding:14px 16px;min-width:220px;
}
.float-card .row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex:0 0 auto;box-shadow:0 0 0 3px var(--green-soft);}
.float-card strong{display:block;font-size:15px;color:var(--ink);font-weight:700;margin-bottom:2px;}
.float-card .meta{font-size:12px;color:var(--muted);letter-spacing:.02em;}

/* ============ 指标条 ============ */
.stat-strip{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);
  padding:28px 8px;margin-top:-24px;
}
.stat-item{padding:0 24px;border-right:1px solid var(--divider);}
.stat-item:last-child{border-right:0;}
.stat-num{font-size:34px;font-weight:800;color:var(--green);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.stat-num small{font-size:16px;font-weight:700;margin-left:2px;}
.stat-label{font-size:14px;color:var(--muted);margin-top:4px;}

/* ============ 步骤轨道 ============ */
.steps-track{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.steps-track::before{
  content:"";position:absolute;left:8%;right:8%;top:34px;height:2px;background:var(--line);z-index:0;
}
.step{position:relative;z-index:1;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:#CFE3DD;}
.step--first{border:2px solid var(--green);background:linear-gradient(180deg,#F3FAF7 0%,#fff 70%);}
.step-num{
  width:40px;height:40px;border-radius:50%;background:#fff;border:2px solid var(--green);
  color:var(--green);font-weight:800;display:flex;align-items:center;justify-content:center;
  font-size:16px;margin-bottom:18px;font-variant-numeric:tabular-nums;
}
.step--first .step-num{background:var(--green);color:#fff;}
.step h3{font-size:18px;line-height:26px;margin-bottom:10px;}
.step p{font-size:15px;line-height:1.8;color:var(--muted);}
.step .thumb{margin-top:16px;border-radius:12px;overflow:hidden;border:1px solid var(--divider);aspect-ratio:16/9;}
.step .thumb img{width:100%;height:100%;object-fit:cover;}
.step-list{margin-top:14px;font-size:14px;color:var(--text);}
.step-list li{position:relative;padding-left:20px;margin-bottom:6px;}
.step-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;
  background:var(--green-soft);border:1px solid var(--green);
}

/* ============ 能力卡 ============ */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cap-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;}
.cap-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:var(--green);}
.cap-icon{
  width:46px;height:46px;border-radius:12px;background:var(--green-soft);color:var(--green);
  display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
}
.cap-card h3{font-size:18px;line-height:26px;margin-bottom:10px;}
.cap-card p{font-size:15px;line-height:1.8;color:var(--muted);}

/* ============ 案例证明 ============ */
.proof-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:stretch;}
.proof-main{grid-column:span 7;display:grid;grid-template-columns:1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);}
.proof-main .pic{aspect-ratio:16/11;min-height:100%;}
.proof-main .pic img{width:100%;height:100%;object-fit:cover;}
.proof-main .body{padding:26px;}
.proof-main .body h3{font-size:20px;line-height:28px;margin-bottom:10px;}
.proof-main .body p{font-size:15px;color:var(--muted);line-height:1.8;}
.proof-side{grid-column:span 5;display:grid;gap:24px;}
.proof-small{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);}
.proof-small:nth-child(2){margin-left:26px;}
.proof-small .num{font-size:34px;font-weight:800;color:var(--green);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.proof-small .desc{font-size:14px;color:var(--muted);margin-top:6px;}
.proof-note{margin-top:14px;padding-top:14px;border-top:1px solid var(--divider);font-size:15px;color:var(--text);}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);color:var(--text);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:#CFE3DD;color:var(--text);text-decoration:none;}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--divider);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-thumb .badge{position:absolute;left:12px;top:12px;background:#fff;color:var(--green);box-shadow:0 4px 10px -6px rgba(12,30,27,.5);}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:18px;line-height:26px;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:15px;line-height:1.75;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;
}
.news-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);margin-top:auto;padding-top:12px;border-top:1px solid var(--divider);}
.news-meta .read{color:var(--green);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.news-card:hover .news-meta .read i{transform:translateX(4px);}
.news-meta .read i{transition:transform .18s ease-out;}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;color:var(--muted);
}
.empty-state i{font-size:26px;color:var(--green);display:block;margin-bottom:12px;}
.empty-state p{margin-bottom:18px;font-size:15px;}

/* ============ FAQ ============ */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:8px;box-shadow:var(--shadow);}
.faq-item{border-bottom:1px solid var(--divider);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px;font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  min-height:44px;transition:color .18s ease-out;
}
.faq-q:hover{color:var(--green);}
.faq-icon{
  width:28px;height:28px;flex:0 0 auto;border-radius:50%;border:1.5px solid var(--green);
  color:var(--green);display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out;
}
.faq-item.is-open .faq-icon{background:var(--green);color:#fff;transform:rotate(180deg);}
.faq-a{padding:0 20px 22px;font-size:15px;line-height:1.85;color:var(--text);display:none;}
.faq-item.is-open .faq-a{display:block;}

/* ============ 开通区 ============ */
.apply{background:var(--deep);color:#E8EFEC;padding:88px 0;position:relative;overflow:hidden;}
.apply::before{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:22px 22px;pointer-events:none;
}
.apply-grid{position:relative;display:grid;grid-template-columns:repeat(12,1fr);gap:40px;align-items:center;}
.apply-copy{grid-column:span 6;}
.apply-copy .eyebrow{background:rgba(255,255,255,.10);color:#CDE7E0;}
.apply-copy h2{color:#fff;margin:16px 0 14px;}
.apply-copy p{color:#B8C4C0;font-size:16px;}
.check-list{margin-top:22px;display:grid;gap:10px;}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:#DCE6E2;}
.check-list i{color:#7FD1BE;margin-top:5px;}
.apply-form{grid-column:span 6;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);padding:28px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:#DCE6E2;margin-bottom:8px;}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-input);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.20);
  color:#fff;font-size:15px;line-height:1.4;transition:border-color .18s ease-out,background .18s ease-out;
}
.field input::placeholder{color:#8FA09B;}
.field input:focus,.field select:focus{outline:none;border-color:#7FD1BE;background:rgba(255,255,255,.14);box-shadow:0 0 0 2px rgba(127,209,190,.35);}
.field select option{color:#101B19;}
.form-note{font-size:13px;color:#9AA8A4;margin-top:14px;}
.form-note i{margin-right:6px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:#B8C4C0;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(150deg,#128A76 0%,#0A5247 100%);}
.footer-brand strong{font-size:17px;font-weight:700;color:#fff;}
.footer-brand span{display:block;font-size:11px;color:#8FA09B;letter-spacing:.14em;}
.site-footer p{font-size:14px;line-height:1.8;color:#9AA8A4;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:#B8C4C0;}
.footer-col a:hover{color:#7FD1BE;text-decoration:none;}
.footer-contact li{font-size:14px;display:flex;gap:10px;align-items:flex-start;color:#B8C4C0;}
.footer-contact i{color:#7FD1BE;margin-top:5px;}
.qr-box{
  margin-top:16px;width:104px;height:104px;border-radius:12px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  color:#8FA09B;font-size:12px;text-align:center;line-height:1.5;
}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:#8FA09B;
}
.footer-bottom a{color:#8FA09B;}
.footer-bottom a:hover{color:#7FD1BE;}

/* ============ 移动底栏 ============ */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -8px 24px -20px rgba(12,30,27,.5);
}
.sticky-cta .btn{width:100%;height:52px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .nav-links{gap:18px;}
  .nav-links a{font-size:14px;}
  .news-grid{grid-template-columns:repeat(3,1fr);}
}
@media screen and (max-width:1023px){
  h1{font-size:36px;line-height:46px;}
  h2{font-size:26px;line-height:36px;}
  .nav-links{display:none;}
  .nav-actions .btn-ghost{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:56px 0 72px;}
  .hero-copy{grid-column:span 12;}
  .hero-media{grid-column:span 12;}
  .float-card{left:14px;bottom:14px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);row-gap:24px;padding:24px 8px;}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(odd){border-right:1px solid var(--divider);}
  .steps-track{grid-template-columns:1fr;gap:18px;padding-left:28px;}
  .steps-track::before{left:13px;right:auto;top:12px;bottom:12px;width:2px;height:auto;}
  .step{margin-left:14px;}
  .step-num{position:absolute;left:-46px;top:-2px;width:34px;height:34px;font-size:14px;margin:0;}
  .cap-grid{grid-template-columns:1fr;}
  .proof-main{grid-column:span 12;grid-template-columns:1fr;}
  .proof-main .pic{aspect-ratio:16/9;}
  .proof-side{grid-column:span 12;grid-template-columns:1fr 1fr;}
  .proof-small:nth-child(2){margin-left:0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .apply-grid{gap:28px;}
  .apply-copy{grid-column:span 12;}
  .apply-form{grid-column:span 12;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:639px){
  body{font-size:15px;}
  h1{font-size:28px;line-height:38px;}
  h2{font-size:23px;line-height:33px;}
  h3{font-size:19px;line-height:28px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:24px;}
  .hero{padding:40px 0 56px;}
  .hero-sub{font-size:16px;}
  .hero-btns .btn{width:100%;}
  .brand-text strong{font-size:16px;}
  .nav-inner{height:66px;gap:12px;}
  .nav-drawer{inset:66px 0 0 0;}
  .stat-strip{grid-template-columns:1fr;}
  .stat-item{border-right:0!important;padding:0 20px;}
  .steps-track{padding-left:22px;}
  .step{margin-left:12px;padding:20px;}
  .step-num{left:-40px;width:30px;height:30px;font-size:13px;}
  .proof-side{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .apply{padding:56px 0;}
  .apply-form{padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .sticky-cta{display:block;}
  .site-footer{padding-bottom:96px;}
  .faq-q{font-size:16px;padding:18px 16px;}
  .faq-a{padding:0 16px 18px;}
}

/* roulang page: article */
:root{
  --brand:#0E6E5F;
  --brand-dark:#0A5247;
  --brand-soft:#E6F2EF;
  --accent:#E2603C;
  --accent-dark:#C74E2D;
  --accent-soft:#FDEDE7;
  --bronze:#B08A3E;
  --ink:#101B19;
  --text:#3C4A47;
  --muted:#6B7A76;
  --line:#E7E4DB;
  --divider:#EFECE4;
  --bg:#F7F5F0;
  --white:#FFFFFF;
  --deep:#0C1E1B;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --r-input:10px;
  --shadow:0 1px 2px rgba(12,30,27,.05), 0 16px 32px -20px rgba(12,30,27,.22);
  --shadow-lg:0 2px 4px rgba(12,30,27,.06), 0 26px 46px -24px rgba(12,30,27,.30);
  --ease:180ms ease-out;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease)}
a:hover{color:var(--brand-dark);text-decoration:underline}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);letter-spacing:-.01em;font-weight:700;line-height:1.35}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0 0 1.2em;padding-left:1.2em}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:var(--brand-soft);color:var(--brand-dark)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:30px;line-height:1.35;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:3px;background:var(--brand)}
.section-head .link-more{font-size:15px;font-weight:600;white-space:nowrap}
.link-more i{margin-left:6px;transition:transform var(--ease);display:inline-block}
.link-more:hover i{transform:translateX(4px)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:80;background:rgba(247,245,240,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:background var(--ease),box-shadow var(--ease),border-color var(--ease)}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 8px 22px -16px rgba(12,30,27,.35)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 10px 18px -12px rgba(14,110,95,.9)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:26px;flex:1 1 auto;justify-content:center}
.nav-links a{position:relative;font-size:15px;font-weight:500;color:var(--text);padding:8px 0;min-height:44px;display:inline-flex;align-items:center}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease)}
.nav-links a:hover{color:var(--brand);text-decoration:none}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;white-space:nowrap;text-decoration:none;transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease)}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 12px 22px -14px rgba(226,96,60,.85)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;box-shadow:0 18px 28px -16px rgba(199,78,45,.9)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-soft{background:var(--brand-soft);color:var(--brand-dark);border-color:transparent}
.btn-soft:hover{background:#D8EAE5;color:var(--brand-dark)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:17px}

/* 移动端抽屉 */
.mobile-panel{position:fixed;left:0;right:0;top:76px;bottom:0;background:#fff;z-index:70;padding:24px 20px 120px;overflow-y:auto;opacity:0;pointer-events:none;transform:translateY(-10px);transition:opacity var(--ease),transform var(--ease);display:none}
.mobile-panel.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}
.mobile-links{display:flex;flex-direction:column;border-top:1px solid var(--divider)}
.mobile-links a{display:flex;align-items:center;justify-content:space-between;min-height:56px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--divider)}
.mobile-links a::after{content:"\f054";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--muted)}
.mobile-links a.active{color:var(--brand)}
.mobile-actions{display:flex;flex-direction:column;gap:12px;margin-top:28px}
.mobile-actions .btn{width:100%}

/* 面包屑与页头 */
.article-hero{position:relative;padding:56px 0 48px;background:var(--bg);overflow:hidden}
.article-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.14}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(247,245,240,.86),rgba(247,245,240,.98))}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#C4C0B4}
.breadcrumb .current{color:var(--text);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{font-size:40px;line-height:1.32;max-width:920px;font-weight:800}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;font-size:14px;color:var(--muted)}
.article-meta .dot{color:#C4C0B4}
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.04em;background:var(--brand-soft);color:var(--brand-dark)}
.badge--accent{background:var(--accent-soft);color:var(--accent-dark)}
.title-rule{margin-top:24px;height:1px;background:var(--divider)}

/* 正文布局 */
.article-layout{padding:56px 0 96px}
.article-main{min-width:0}
.article-body{max-width:740px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--text)}
.article-body > *:first-child{margin-top:0}
.article-body h2{font-size:26px;line-height:1.4;margin:48px 0 16px;padding-left:14px;position:relative;color:var(--ink)}
.article-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;background:var(--brand)}
.article-body h3{font-size:21px;line-height:1.45;margin:32px 0 12px}
.article-body h4{font-size:18px;margin:24px 0 10px}
.article-body p{margin:0 0 1.2em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em}
.article-body li{margin:.35em 0;line-height:1.9}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{margin:24px 0;padding:20px 24px;background:#F2F0EA;border-left:3px solid var(--brand);border-radius:0 12px 12px 0;color:#46514E}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px auto;width:100%}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border:1px solid var(--line)}
.article-body thead th{background:var(--brand-soft);color:var(--brand-dark);font-weight:700}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body tbody tr:nth-child(even){background:#FBFAF7}
.article-body code{background:#F1EFE9;border-radius:6px;padding:2px 6px;font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#2F3B38}
.article-body pre{background:#F1EFE9;border-radius:12px;padding:18px 20px;overflow-x:auto;margin:20px 0}
.article-body pre code{background:none;padding:0}

/* 空态 */
.empty-state{max-width:740px;margin:0 auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:56px 24px;box-shadow:var(--shadow)}
.empty-state .ico{width:56px;height:56px;border-radius:16px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 18px}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* 标签 */
.tag-row{max-width:740px;margin:48px auto 0;padding-top:24px;border-top:1px solid var(--divider);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tag-row .label{font-size:14px;color:var(--muted);margin-right:4px}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--text)}
.tag:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft);text-decoration:none}

/* 上下篇 */
.post-nav{max-width:740px;margin:24px auto 0}
.post-nav-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.post-nav-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease)}
.post-nav-card:hover{transform:translateY(-3px);border-color:#BFDCD5;box-shadow:var(--shadow-lg);text-decoration:none}
.post-nav-card .dir{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;display:flex;align-items:center;gap:8px;margin-bottom:8px}
.post-nav-card .ttl{font-size:16px;font-weight:700;color:var(--ink);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav-card.next{text-align:right}
.post-nav-card.next .dir{justify-content:flex-end}
.post-nav-card .ph{font-size:14px;color:var(--muted)}

/* 相关推荐 */
.related-grid .post-card{margin-bottom:24px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);height:100%;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease)}
.post-card:hover{transform:translateY(-3px);border-color:#BFDCD5;box-shadow:var(--shadow-lg);text-decoration:none}
.post-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDEAE2}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out}
.post-card:hover .thumb img{transform:scale(1.04)}
.post-card .thumb .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand-dark);box-shadow:0 6px 14px -10px rgba(12,30,27,.6)}
.post-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.post-card h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .desc{font-size:15px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--muted);padding-top:12px;border-top:1px solid var(--divider)}
.post-card .foot .read{color:var(--brand);font-weight:600}
.post-card .foot .read i{margin-left:6px;transition:transform var(--ease);display:inline-block}
.post-card:hover .foot .read i{transform:translateX(4px)}

/* 侧栏 */
.article-aside{min-width:0}
.side-sticky{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow)}
.side-card h3{font-size:16px;margin-bottom:14px;padding-left:12px;position:relative}
.side-card h3::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;background:var(--accent)}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.side-list li{border-bottom:1px solid var(--divider)}
.side-list li:last-child{border-bottom:none}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;font-size:15px;font-weight:500;color:var(--text)}
.side-list a:hover{color:var(--brand);text-decoration:none}
.side-list .num{font-size:12px;font-weight:700;color:var(--bronze);font-variant-numeric:tabular-nums}
.side-cta{background:var(--deep);border:none;color:#E8EFEC}
.side-cta h3{color:#fff}
.side-cta h3::before{background:var(--accent)}
.side-cta p{font-size:14px;line-height:1.8;color:#B8C4C0;margin-bottom:16px}
.side-cta .btn{width:100%}

/* CTA 条 */
.cta-strip{background:var(--brand-soft);border-radius:20px;padding:36px;display:flex;align-items:center;justify-content:space-between;gap:28px;border:1px solid #CFE5DF}
.cta-strip h2{font-size:24px;margin-bottom:8px}
.cta-strip p{color:#4A5C58;font-size:15px;margin:0}
.cta-strip .actions{display:flex;gap:12px;flex:0 0 auto}

/* 返回栏目 */
.back-row{display:flex;justify-content:center;margin-top:32px}

/* 页脚 */
.site-footer{background:var(--deep);color:#B8C4C0;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--brand);box-shadow:none}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;display:block;line-height:1.3}
.footer-brand span span{font-size:12px;letter-spacing:.16em;color:#8FA39E}
.footer-col p{font-size:14px;line-height:1.8;color:#9FB0AC;margin:0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#B8C4C0}
.footer-col a:hover{color:#8FD6C4;text-decoration:none}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px}
.footer-contact i{color:var(--brand);width:16px;text-align:center}
.qr-box{margin-top:16px;width:132px;height:132px;border-radius:12px;border:1px dashed rgba(255,255,255,.22);background:rgba(255,255,255,.04);display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;line-height:1.6;color:#8FA39E}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8FA39E}

/* 移动端吸底 CTA */
.mobile-bar{display:none}

@media (max-width:1199px){
  .article-title{font-size:34px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-links{display:none}
  .nav-actions .btn-ghost{display:none}
  .nav-toggle{display:inline-flex}
  .mobile-panel{display:block;top:72px}
  .nav-wrap{min-height:72px;justify-content:space-between}
  .section{padding:64px 0}
  .section-head h2{font-size:26px}
  .article-title{font-size:30px;line-height:1.36}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-strip{flex-direction:column;align-items:flex-start}
}
@media (max-width:639px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .article-hero{padding:36px 0 32px}
  .article-title{font-size:26px;line-height:1.4}
  .article-body{font-size:16px}
  .article-body h2{font-size:22px;margin-top:36px}
  .article-body h3{font-size:19px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .post-nav-grid{grid-template-columns:1fr}
  .post-nav-card.next{text-align:left}
  .post-nav-card.next .dir{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-strip{padding:26px 20px;border-radius:16px}
  .cta-strip .actions{width:100%;flex-direction:column}
  .cta-strip .actions .btn{width:100%}
  .site-footer{padding-bottom:96px}
  .mobile-bar{display:block;position:fixed;left:0;right:0;bottom:0;z-index:90;padding:8px 16px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .mobile-bar .btn{width:100%;height:52px}
  .breadcrumb .current{max-width:100%}
}

/* roulang page: category1 */
:root{
  --primary:#0E6E5F;
  --primary-dark:#0A5247;
  --primary-soft:#E6F2EF;
  --accent:#E2603C;
  --accent-dark:#C74E2D;
  --accent-soft:#FDEDE7;
  --bronze:#B08A3E;
  --ink:#101B19;
  --text:#3C4A47;
  --muted:#6B7A76;
  --border:#E7E4DB;
  --divider:#EFECE4;
  --bg:#F7F5F0;
  --white:#FFFFFF;
  --dark:#0C1E1B;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(12,30,27,.05), 0 16px 32px -20px rgba(12,30,27,.22);
  --shadow-hover:0 2px 4px rgba(12,30,27,.06), 0 24px 42px -22px rgba(12,30,27,.32);
  --ease:180ms ease-out;
  --font-cn:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","Helvetica Neue",Arial,system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
a:hover{color:var(--primary-dark);text-decoration:underline;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:4px;
}
h1,h2,h3,h4{
  margin:0 0 16px;
  color:var(--ink);
  letter-spacing:-.01em;
  font-weight:800;
  line-height:1.3;
}
h1{font-size:44px;line-height:1.25;}
h2{font-size:30px;line-height:1.35;}
h3{font-size:22px;line-height:1.45;font-weight:700;}
h4{font-size:18px;line-height:1.5;font-weight:700;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.2em;padding-left:1.25em;}
li{margin-bottom:8px;line-height:1.85;}
strong{color:var(--ink);}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-white{background:var(--white);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{position:relative;padding-left:16px;margin-bottom:14px;}
.section-head.center h2{padding-left:0;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;
  background:var(--primary);border-radius:2px;
}
.section-head.center h2::before{display:none;}
.section-head p{font-size:17px;color:var(--muted);margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--primary);background:var(--primary-soft);
  border-radius:999px;padding:4px 12px;margin-bottom:16px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;text-decoration:none !important;
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 20px -14px rgba(226,96,60,.9);}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 26px -14px rgba(199,78,45,.85);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:var(--white);color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:600;font-size:15px;min-height:44px;
}
.btn-link i{transition:transform var(--ease);}
.btn-link:hover{color:var(--primary-dark);}
.btn-link:hover i{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.45;transform:none !important;box-shadow:none;pointer-events:none;}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  background:var(--primary-soft);color:var(--primary);
}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.badge-bronze{background:#F7F1E3;color:var(--bronze);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--ease),background-color var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--border);
  box-shadow:0 6px 20px -16px rgba(12,30,27,.5);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:76px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none !important;}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  border-radius:10px;
  background:var(--primary);
  color:#fff;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.08em;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;text-decoration:none !important;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-links a:hover{color:var(--primary);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--primary);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:var(--radius-btn);
  border:1px solid var(--border);background:#fff;color:var(--ink);
  font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;
}
.mobile-nav{
  display:none;
  border-top:1px solid var(--border);
  background:#fff;
  padding:16px 0 24px;
}
.mobile-nav.is-open{display:block;}
.mobile-nav .container{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{
  display:flex;align-items:center;min-height:48px;
  font-size:16px;color:var(--text);font-weight:500;text-decoration:none !important;
  border-bottom:1px solid var(--divider);
}
.mobile-nav a.active{color:var(--primary);font-weight:700;}
.mobile-nav .mobile-actions{display:flex;flex-direction:column;gap:12px;margin-top:16px;}
.mobile-nav .btn{width:100%;}
.mobile-cta-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:#fff;border-top:1px solid var(--border);
  padding:8px 20px calc(8px + env(safe-area-inset-bottom));
}
.mobile-cta-bar .btn{width:100%;height:52px;}

/* ---------- 页面横幅 ---------- */
.page-banner{
  position:relative;
  background-image:
    linear-gradient(90deg, rgba(247,245,240,.95) 0%, rgba(247,245,240,.90) 55%, rgba(247,245,240,.86) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--border);
}
.page-banner .container{padding-top:56px;padding-bottom:56px;}
.crumb{font-size:14px;color:var(--muted);margin-bottom:20px;}
.crumb a{color:var(--muted);text-decoration:none !important;}
.crumb a:hover{color:var(--primary);text-decoration:underline;}
.crumb span.sep{margin:0 8px;color:#BFC5BE;}
.banner-grid{
  display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:40px;align-items:end;
}
.banner-grid h1{max-width:20em;margin-bottom:16px;}
.banner-lead{font-size:18px;line-height:1.7;color:var(--text);max-width:38em;margin:0;}
.banner-side{display:flex;flex-direction:column;align-items:flex-start;gap:16px;}
.banner-meta{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 准备清单 ---------- */
.prep-list{border-top:1px solid var(--border);margin-top:8px;}
.prep-item{
  display:grid;grid-template-columns:56px minmax(0,1fr) minmax(0,1.2fr);
  gap:24px;align-items:start;
  padding:24px 0;border-bottom:1px solid var(--divider);
}
.prep-item .idx{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:26px;font-weight:800;color:var(--bronze);line-height:1.1;
}
.prep-item h3{margin:0;font-size:18px;}
.prep-item p{margin:0;font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- 步骤时间轴 ---------- */
.timeline{margin-top:8px;}
.tl-item{
  position:relative;
  display:grid;grid-template-columns:64px minmax(0,1fr);
  gap:24px;padding-bottom:28px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:19px;top:46px;bottom:0;width:2px;
  background:var(--border);
}
.tl-item:last-child::before{display:none;}
.tl-dot{
  position:relative;z-index:1;
  width:40px;height:40px;border-radius:50%;
  border:2px solid var(--primary);background:#fff;color:var(--primary);
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.tl-item:first-child .tl-dot{background:var(--primary);color:#fff;}
.tl-body{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-body:hover{transform:translateY(-3px);border-color:#CFE3DD;box-shadow:var(--shadow-hover);}
.tl-body h3{margin-bottom:8px;font-size:19px;}
.tl-body p{margin-bottom:12px;font-size:15.5px;line-height:1.8;}
.tl-tip{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--muted);line-height:1.75;
  padding-top:12px;border-top:1px dashed var(--divider);
}
.tl-tip i{color:var(--primary);margin-top:5px;font-size:13px;}

/* ---------- 双栏图文 ---------- */
.split{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:48px;align-items:center;
}
.split-media{
  border-radius:16px;overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow-card);background:#fff;
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;border-radius:0;}
.split-body h2{margin-bottom:16px;}
.split-points{list-style:none;padding:0;margin:24px 0 24px;}
.split-points li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px solid var(--divider);margin:0;
}
.split-points li:last-child{border-bottom:none;}
.split-points i{color:var(--primary);margin-top:6px;font-size:14px;}
.split-points strong{display:block;font-size:16px;margin-bottom:2px;}
.split-points span{font-size:14.5px;color:var(--muted);line-height:1.75;}

/* ---------- 场景横向滚动 ---------- */
.scroll-row{
  display:flex;gap:24px;overflow-x:auto;padding:4px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scene-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.scene-card:hover{transform:translateY(-3px);border-color:#CFE3DD;box-shadow:var(--shadow-hover);}
.scene-card img{width:100%;aspect-ratio:16/9;object-fit:cover;height:auto;}
.scene-card .scene-body{padding:20px;}
.scene-card h3{font-size:17px;margin-bottom:8px;}
.scene-card p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.75;}

/* ---------- 数据条 ---------- */
.stat-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:0;margin-top:40px;border:1px solid var(--border);border-radius:var(--radius-card);
  background:#fff;overflow:hidden;
}
.stat-cell{padding:28px 24px;text-align:center;border-right:1px solid var(--divider);}
.stat-cell:last-child{border-right:none;}
.stat-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:34px;font-weight:800;color:var(--primary);line-height:1.2;
}
.stat-label{font-size:14px;color:var(--muted);margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-wrap{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#CFE3DD;box-shadow:var(--shadow-card);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px;font-size:17px;font-weight:600;color:var(--ink);
  min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 32px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--primary);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:600;line-height:1;
  transition:background-color var(--ease),color var(--ease);
}
.faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff;}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text);}
.faq-answer p{margin-bottom:12px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--primary-soft);
  border:1px solid #CFE3DD;
  border-radius:18px;
  padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{font-size:26px;margin-bottom:8px;}
.cta-band p{margin:0;color:var(--text);font-size:16px;max-width:44em;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#B8C4C0;padding:72px 0 32px;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);color:#E8EFEC;}
.footer-brand strong{display:block;color:#fff;font-size:16px;font-weight:700;line-height:1.3;}
.footer-brand span span{font-size:12px;letter-spacing:.08em;color:#8FA3A0;}
.footer-col p{font-size:14px;line-height:1.8;color:#B8C4C0;margin:0;}
.footer-col h4{color:#E8EFEC;font-size:15px;margin-bottom:16px;font-weight:700;letter-spacing:.02em;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:#B8C4C0;font-size:14px;text-decoration:none !important;}
.footer-col ul a:hover{color:#9FE3D2;text-decoration:underline;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;}
.footer-contact i{margin-top:5px;color:#7FBFB0;font-size:13px;}
.qr-box{
  margin-top:16px;width:112px;height:112px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.22);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;line-height:1.6;color:#8FA3A0;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:24px;font-size:13.5px;color:#8FA3A0;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .nav-links{gap:20px;}
}
@media (max-width:1023px){
  h1{font-size:36px;}
  h2{font-size:27px;}
  .section{padding:80px 0;}
  .nav-links,.header-actions{display:none;}
  .nav-toggle{display:flex;}
  .banner-grid{grid-template-columns:1fr;align-items:start;gap:28px;}
  .banner-side{flex-direction:row;flex-wrap:wrap;align-items:center;}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
}
@media (max-width:639px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  h1{font-size:28px;line-height:1.35;}
  h2{font-size:23px;}
  h3{font-size:18px;}
  .section{padding:56px 0;}
  .page-banner .container{padding-top:36px;padding-bottom:36px;}
  .banner-lead{font-size:16px;}
  .banner-side{flex-direction:column;align-items:stretch;}
  .banner-side .btn{width:100%;}
  .prep-item{grid-template-columns:40px minmax(0,1fr);gap:16px;}
  .prep-item p{grid-column:2;}
  .tl-item{grid-template-columns:44px minmax(0,1fr);gap:16px;}
  .tl-dot{width:36px;height:36px;font-size:14px;}
  .tl-item::before{left:17px;top:42px;}
  .tl-body{padding:20px;}
  .stat-row{grid-template-columns:1fr;}
  .stat-cell{border-right:none;border-bottom:1px solid var(--divider);}
  .stat-cell:last-child{border-bottom:none;}
  .scene-card{flex:0 0 82%;}
  .cta-band{padding:28px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:56px 0 96px;}
  .mobile-cta-bar{display:block;}
}

/* roulang page: category2 */
:root{
  --spruce:#0E6E5F;
  --spruce-d:#0A5247;
  --spruce-l:#E6F2EF;
  --orange:#E2603C;
  --orange-d:#C74E2D;
  --orange-l:#FDEDE7;
  --bronze:#B08A3E;
  --ink:#101B19;
  --body:#3C4A47;
  --muted:#6B7A76;
  --line:#E7E4DB;
  --divider:#EFECE4;
  --bg:#F7F5F0;
  --white:#FFFFFF;
  --dark:#0C1E1B;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --shadow:0 1px 2px rgba(12,30,27,.05), 0 16px 32px -20px rgba(12,30,27,.22);
  --shadow-hover:0 2px 4px rgba(12,30,27,.06), 0 22px 40px -22px rgba(12,30,27,.3);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--spruce);text-decoration:none;transition:color .18s ease-out;}
a:hover{color:var(--spruce-d);text-decoration:underline;}
h1,h2,h3,h4{color:var(--ink);margin:0;letter-spacing:-.01em;font-weight:700;line-height:1.35;}
h1{font-size:44px;line-height:1.27;font-weight:800;}
h2{font-size:30px;line-height:1.33;}
h3{font-size:22px;line-height:1.36;}
h4{font-size:18px;line-height:1.44;}
p{margin:0 0 1.2em;}
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;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--spruce);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  line-height:1;
  white-space:nowrap;
  transition:transform .18s ease-out, box-shadow .18s ease-out, background-color .18s ease-out, color .18s ease-out, border-color .18s ease-out;
  text-decoration:none;
}
.btn:hover{text-decoration:none;}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 10px 22px -14px rgba(226,96,60,.9);
}
.btn-primary:hover{background:var(--orange-d);color:#fff;transform:translateY(-2px);box-shadow:0 16px 26px -14px rgba(199,78,45,.95);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:#fff;
  color:var(--spruce);
  border:1px solid var(--spruce);
}
.btn-ghost:hover{background:var(--spruce-l);color:var(--spruce-d);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--spruce);
  font-size:15px;
  font-weight:600;
  min-height:44px;
  padding:0 4px;
  transition:transform .18s ease-out,color .18s ease-out;
}
.btn-text i{transition:transform .18s ease-out;}
.btn-text:hover{color:var(--spruce-d);text-decoration:none;}
.btn-text:hover i{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.45;transform:none;pointer-events:none;box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  background:var(--spruce-l);
  color:var(--spruce-d);
  white-space:nowrap;
}
.badge-orange{background:var(--orange-l);color:var(--orange-d);}
.badge-bronze{background:#F6EFDF;color:#8A6A29;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .18s ease-out, border-color .18s ease-out, box-shadow .18s ease-out;
}
.site-header.is-stuck{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -20px rgba(12,30,27,.45);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  text-decoration:none;
  flex-shrink:0;
}
.brand:hover{text-decoration:none;color:var(--ink);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:11px;
  background:var(--spruce);
  color:#fff;
  font-size:16px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.16em;color:var(--muted);}
.nav-links{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:12px;
}
.nav-links a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--body);
  padding:24px 0;
  text-decoration:none;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:16px;
  height:2px;
  background:var(--spruce);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .18s ease-out;
}
.nav-links a:hover{color:var(--spruce);text-decoration:none;}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--spruce);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:18px;
  margin-left:auto;
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:16px 0 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:14px 4px;
  border-bottom:1px solid var(--divider);
  font-size:16px;
  font-weight:500;
  color:var(--body);
}
.mobile-drawer a.active{color:var(--spruce);font-weight:700;}
.mobile-drawer .drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:20px;}
.mobile-drawer .drawer-actions .btn{width:100%;}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;
  background-image:linear-gradient(rgba(247,245,240,.93),rgba(247,245,240,.93)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  padding:64px 0 72px;
}
.crumbs{
  font-size:14px;
  color:var(--muted);
  margin-bottom:20px;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--spruce);}
.crumbs span{margin:0 8px;color:#C4C0B6;}
.hero-row{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:48px;
  align-items:end;
}
.page-hero h1{
  font-size:40px;
  margin-bottom:18px;
}
.page-hero .hero-lead{
  font-size:18px;
  line-height:1.75;
  color:var(--body);
  max-width:640px;
  margin-bottom:26px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-side{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--shadow);
}
.hero-side h4{margin-bottom:14px;font-size:16px;}
.hero-side ul li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:9px 0;
  font-size:15px;
  line-height:1.7;
  border-bottom:1px dashed var(--divider);
}
.hero-side ul li:last-child{border-bottom:0;}
.hero-side ul li i{color:var(--spruce);font-size:13px;margin-top:9px;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0;}
.section-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{margin-bottom:14px;position:relative;padding-left:14px;}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:2px;
  background:var(--spruce);
}
.section-head p{font-size:16px;color:var(--muted);margin:0;}

/* ---------- 目录 + 内容布局 ---------- */
.layout{
  display:grid;
  grid-template-columns:minmax(0,3fr) minmax(0,9fr);
  gap:32px;
  align-items:start;
}
.toc{
  position:sticky;
  top:96px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  box-shadow:var(--shadow);
}
.toc h4{font-size:15px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--divider);}
.toc ol{counter-reset:toc;}
.toc ol li{counter-increment:toc;}
.toc ol a{
  display:flex;
  gap:10px;
  align-items:baseline;
  padding:9px 0;
  font-size:14px;
  color:var(--body);
  line-height:1.65;
  text-decoration:none;
  border-bottom:1px dashed var(--divider);
}
.toc ol a::before{
  content:counter(toc,decimal-leading-zero);
  font-size:12px;
  font-weight:700;
  color:var(--bronze);
  font-variant-numeric:tabular-nums;
}
.toc ol li:last-child a{border-bottom:0;}
.toc ol a:hover{color:var(--spruce);text-decoration:none;}
.toc-note{
  margin-top:16px;
  padding:14px;
  background:var(--spruce-l);
  border-radius:10px;
  font-size:13px;
  line-height:1.7;
  color:var(--spruce-d);
}

/* ---------- 卡片 ---------- */
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--shadow);
  transition:transform .18s ease-out, box-shadow .18s ease-out, border-color .18s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFE3DD;}
.card-sm{padding:20px;}
.card h3{font-size:19px;margin-bottom:10px;}
.card p{font-size:15px;line-height:1.8;color:var(--body);margin-bottom:0;}
.card-list{display:flex;flex-direction:column;gap:24px;}
.card-grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.card-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;height:42px;
  border-radius:12px;
  background:var(--spruce-l);
  color:var(--spruce);
  font-size:17px;
  margin-bottom:16px;
}
.card-icon.orange{background:var(--orange-l);color:var(--orange-d);}

/* ---------- 对比表 ---------- */
.table-scroll{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  overflow-x:auto;
}
table.compare{
  width:100%;
  min-width:620px;
  border-collapse:collapse;
  margin:0;
  background:#fff;
}
table.compare caption{
  text-align:left;
  padding:22px 24px 4px;
  font-size:15px;
  color:var(--muted);
}
table.compare th,table.compare td{
  padding:0 24px;
  height:52px;
  text-align:left;
  font-size:15px;
  border-bottom:1px solid var(--divider);
  vertical-align:middle;
}
table.compare thead th{
  background:var(--spruce-l);
  color:var(--spruce-d);
  font-weight:700;
  font-size:14px;
  letter-spacing:.02em;
  border-bottom:1px solid #D6E7E2;
}
table.compare tbody tr:nth-child(even){background:#FCFBF8;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td:first-child{color:var(--ink);font-weight:600;}
.tick{color:var(--spruce);font-weight:700;margin-right:8px;}
.cross{color:#B9B4A9;font-weight:700;margin-right:8px;}

/* ---------- 数据条 ---------- */
.meter-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 24px;
  box-shadow:var(--shadow);
}
.meter + .meter{margin-top:22px;}
.meter-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  margin-bottom:10px;
}
.meter-head span{font-size:15px;color:var(--body);}
.meter-head b{
  font-size:22px;
  font-weight:800;
  color:var(--spruce);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.meter-track{
  height:8px;
  border-radius:999px;
  background:var(--divider);
  overflow:hidden;
}
.meter-fill{
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--spruce),#2E9481);
}
.meter-fill.orange{background:linear-gradient(90deg,var(--orange),#EE8A63);}

/* ---------- 图文块 ---------- */
.split{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:40px;
  align-items:center;
}
.split.media-right .split-media{order:2;}
.split-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--line);
}
.split-body h3{font-size:24px;margin-bottom:16px;}
.check-list{margin:22px 0 0;}
.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:8px 0;
  font-size:15px;
  line-height:1.8;
}
.check-list li i{
  color:var(--spruce);
  font-size:14px;
  margin-top:8px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color .18s ease-out, box-shadow .18s ease-out;
}
.faq-item[open]{border-color:#CFE3DD;box-shadow:var(--shadow);}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  list-style:none;
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  border-radius:999px;
  border:1px solid var(--spruce);
  color:var(--spruce);
  font-size:16px;
  font-weight:700;
  line-height:1;
  transition:background-color .18s ease-out,color .18s ease-out;
}
.faq-item[open] summary::after{content:"−";background:var(--spruce);color:#fff;}
.faq-a{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--body);
}
.faq-a p{margin-bottom:.9em;}

/* ---------- 提示框 ---------- */
.notice{
  display:flex;
  gap:16px;
  background:var(--orange-l);
  border-left:3px solid var(--orange);
  border-radius:12px;
  padding:20px 24px;
}
.notice i{color:var(--orange-d);font-size:18px;margin-top:6px;}
.notice strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px;}
.notice p{font-size:15px;color:var(--body);margin:0;}

/* ---------- CTA 条 ---------- */
.cta-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  background:var(--spruce-l);
  border:1px solid #D3E7E1;
  border-radius:var(--r-card);
  padding:32px 36px;
}
.cta-bar h3{font-size:22px;margin-bottom:8px;}
.cta-bar p{font-size:15px;color:var(--body);margin:0;}
.cta-bar .btn{flex:none;}

/* ---------- 深色开通区 ---------- */
.apply{
  background:var(--dark);
  color:#E8EFEC;
  padding:88px 0;
  background-image:radial-gradient(rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:22px 22px;
}
.apply-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
.apply h2{color:#fff;font-size:30px;margin-bottom:16px;}
.apply p{color:#B8C4C0;font-size:16px;line-height:1.8;}
.apply-list{margin-top:24px;}
.apply-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:7px 0;
  font-size:15px;
  color:#D7E2DE;
}
.apply-list li i{color:#5FBFAA;font-size:14px;margin-top:8px;}
.apply-form{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  padding:28px;
}
.apply-form h3{color:#fff;font-size:19px;margin-bottom:6px;}
.apply-form .form-hint{font-size:14px;color:#9FB0AB;margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:#D7E2DE;
  margin-bottom:8px;
}
.field input{
  width:100%;
  height:48px;
  padding:0 14px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:15px;
  transition:border-color .18s ease-out, background-color .18s ease-out;
}
.field input::placeholder{color:#8B9C97;}
.field input:focus{
  outline:none;
  border-color:#5FBFAA;
  background:rgba(255,255,255,.1);
}
.apply-form .btn{width:100%;margin-top:8px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:#B8C4C0;
  padding:72px 0 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.site-footer a{color:#B8C4C0;}
.site-footer a:hover{color:#8FD9C6;text-decoration:none;}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr);
  gap:40px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:#16463D;color:#8FD9C6;}
.footer-brand strong{display:block;color:#fff;font-size:16px;font-weight:800;line-height:1.2;}
.footer-brand span span{display:block;font-size:11px;letter-spacing:.16em;color:#8B9C97;}
.site-footer p{font-size:14px;line-height:1.85;color:#9FB0AB;margin:0;}
.site-footer h4{
  color:#fff;
  font-size:15px;
  margin-bottom:16px;
}
.footer-col ul li{padding:6px 0;}
.footer-col ul a{font-size:14px;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  padding:6px 0;
  color:#9FB0AB;
}
.footer-contact li i{color:#5FBFAA;margin-top:8px;font-size:13px;}
.qr-box{
  margin-top:16px;
  width:110px;height:110px;
  border:1px dashed rgba(255,255,255,.25);
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:#8B9C97;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  padding:24px 0 32px;
  font-size:13px;
  color:#7E8F8A;
}

/* ---------- 移动端底部固定 CTA ---------- */
.sticky-cta{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  padding:8px 20px calc(8px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.sticky-cta .btn{width:100%;height:52px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .nav-links{gap:20px;}
  .nav-links a{font-size:14px;}
}
@media (max-width:1023px){
  :root{--sec:72px;}
  .nav-links{display:none;}
  .nav-actions{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-row{grid-template-columns:1fr;gap:32px;align-items:start;}
  .page-hero h1{font-size:34px;}
  .layout{grid-template-columns:1fr;}
  .toc{position:static;top:auto;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split.media-right .split-media{order:0;}
  .apply-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  .card-grid-2{grid-template-columns:1fr;}
  .apply{padding:64px 0;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:26px 22px;}
  .cta-bar .btn{width:100%;}
}
@media (max-width:639px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .container{padding:0 20px;}
  h1{font-size:28px;line-height:1.35;}
  .page-hero{padding:44px 0 52px;}
  .page-hero h1{font-size:27px;}
  .page-hero .hero-lead{font-size:16px;}
  h2{font-size:23px;}
  .section-head h2{padding-left:12px;}
  .card{padding:20px;}
  .apply h2{font-size:24px;}
  .apply-form{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .sticky-cta{display:block;}
  body{padding-bottom:70px;}
  .faq-item summary{font-size:16px;padding:16px 18px;}
  .faq-a{padding:0 18px 18px;}
  .toc{padding:18px;}
  .meter-head b{font-size:20px;}
}

/* roulang page: category3 */
:root{
  --green:#0E6E5F;
  --green-dark:#0A5247;
  --green-light:#E6F2EF;
  --orange:#E2603C;
  --orange-dark:#C74E2D;
  --orange-light:#FDEDE7;
  --bronze:#B08A3E;
  --ink:#101B19;
  --body:#3C4A47;
  --muted:#6B7A76;
  --line:#E7E4DB;
  --divide:#EFECE4;
  --bg:#F7F5F0;
  --white:#FFFFFF;
  --dark:#0C1E1B;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:16px;
  --shadow-card:0 1px 2px rgba(12,30,27,.05), 0 16px 32px -20px rgba(12,30,27,.22);
  --shadow-hover:0 2px 4px rgba(12,30,27,.06), 0 22px 40px -20px rgba(12,30,27,.28);
  --ease:180ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--green);text-decoration:none;transition:color var(--ease),border-color var(--ease);}
a:hover{color:var(--green-dark);text-decoration:underline;}
h1,h2,h3,h4{color:var(--ink);letter-spacing:-.01em;margin:0;font-weight:800;line-height:1.28;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:4px;}
::selection{background:var(--green-light);color:var(--green-dark);}

/* ---------- 容器与栅格 ---------- */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:96px 0;}
.section-white{background:var(--white);}
.section-tight{padding:72px 0;}
.grid-x{display:flex;flex-wrap:wrap;}
.grid-x > .cell{width:100%;min-width:0;}
.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-margin-x > .cell{padding-left:12px;padding-right:12px;}
.grid-margin-y{margin-top:-12px;}
.grid-margin-y > .cell{margin-top:12px;}
@media (min-width:640px){
  .grid-x > .medium-6{width:50%;}
}
@media (min-width:1024px){
  .grid-x > .large-3{width:25%;}
  .grid-x > .large-4{width:33.3333%;}
  .grid-x > .large-5{width:41.6667%;}
  .grid-x > .large-6{width:50%;}
  .grid-x > .large-7{width:58.3333%;}
  .grid-x > .large-8{width:66.6667%;}
  .grid-x > .large-9{width:75%;}
  .grid-margin-x{margin-left:-16px;margin-right:-16px;}
  .grid-margin-x > .cell{padding-left:16px;padding-right:16px;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  font-weight:700;
  font-size:15px;
  line-height:1;
  letter-spacing:.01em;
  text-decoration:none;
  border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 20px -12px rgba(226,96,60,.75);}
.btn-primary:hover{background:var(--orange-dark);color:#fff;box-shadow:0 14px 24px -12px rgba(199,78,45,.8);}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green);}
.btn-ghost:hover{background:var(--green-light);color:var(--green-dark);border-color:var(--green-dark);}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--green);
  font-weight:700;
  font-size:15px;
  min-height:44px;
}
.btn-link i{transition:transform var(--ease);}
.btn-link:hover{color:var(--green-dark);text-decoration:none;}
.btn-link:hover i{transform:translateX(4px);}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  background:var(--green-light);
  color:var(--green-dark);
  line-height:1;
}
.badge-orange{background:var(--orange-light);color:var(--orange-dark);}
.badge-bronze{background:#F6EFE0;color:#8A6A28;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -20px rgba(12,30,27,.45);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:76px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex-shrink:0;
}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:10px;
  background:var(--green);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:17px;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{color:var(--ink);font-size:16px;font-weight:800;letter-spacing:-.01em;}
.brand-text span{color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.14em;}
.nav-links{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:auto;
}
.nav-links a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--body);
  padding:6px 0;
  text-decoration:none;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--green);
  border-radius:2px;
  transition:width var(--ease);
}
.nav-links a:hover{color:var(--green);}
.nav-links a:hover::after{width:100%;}
.nav-links a.active{color:var(--green-dark);font-weight:700;}
.nav-links a.active::after{width:100%;}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.header-actions .btn{min-height:44px;}
.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:18px;
  align-items:center;
  justify-content:center;
  margin-left:auto;
}
.mobile-panel{
  display:none;
  border-top:1px solid var(--divide);
  background:#fff;
  padding:16px 0 24px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;
  padding:14px 0;
  font-size:16px;
  font-weight:500;
  color:var(--body);
  border-bottom:1px solid var(--divide);
  text-decoration:none;
}
.mobile-panel a.active{color:var(--green-dark);font-weight:700;}
.mobile-panel .mobile-cta{display:grid;gap:12px;margin-top:20px;}
.mobile-panel .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:20px;
}
.crumbs a{color:var(--muted);text-decoration:none;}
.crumbs a:hover{color:var(--green);text-decoration:underline;}
.crumbs span.sep{color:#C6C0B4;}

/* ---------- 页头横幅 ---------- */
.page-hero{
  position:relative;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(247,245,240,.95) 0%,rgba(247,245,240,.88) 55%,rgba(230,242,239,.9) 100%);
}
.page-hero-inner{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  padding:72px 0 64px;
}
.page-hero-copy{max-width:720px;}
.page-hero h1{
  font-size:44px;
  line-height:1.22;
  margin:16px 0 18px;
}
.page-hero .lead{
  font-size:18px;
  line-height:1.7;
  color:var(--body);
  margin:0;
  max-width:640px;
}
.page-hero-actions{flex-shrink:0;}
@media (max-width:1023px){
  .nav-links,.header-actions{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{min-height:68px;}
  .page-hero h1{font-size:34px;}
  .page-hero-inner{padding:56px 0 52px;}
}
@media (max-width:639px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .page-hero h1{font-size:28px;line-height:1.34;}
  .page-hero .lead{font-size:16px;}
  .page-hero-actions{width:100%;}
  .page-hero-actions .btn{width:100%;}
}

/* ---------- 通用板块标题 ---------- */
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.section-head h2{
  font-size:30px;
  line-height:1.33;
  position:relative;
  padding-left:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.22em;
  bottom:.22em;
  width:3px;
  border-radius:3px;
  background:var(--green);
}
.section-head .sub{
  margin:12px 0 0;
  color:var(--muted);
  font-size:15px;
  max-width:640px;
}
@media (max-width:639px){
  .section-head h2{font-size:24px;}
}

/* ---------- 安全自查清单 ---------- */
.check-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:8px 28px;
}
.check-item{
  display:flex;
  gap:16px;
  align-items:flex-start;
  padding:22px 0;
  border-bottom:1px solid var(--divide);
}
.check-item:last-child{border-bottom:0;}
.check-icon{
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:8px;
  background:var(--green-light);
  color:var(--green-dark);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  margin-top:4px;
}
.check-item h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.check-item p{margin:0;font-size:15px;line-height:1.8;color:var(--body);}
.check-aside{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:24px;
  position:sticky;
  top:100px;
}
.check-aside h3{font-size:18px;margin-bottom:8px;}
.check-aside p{font-size:14px;line-height:1.75;color:var(--muted);}
.metric-row{
  display:flex;
  gap:0;
  margin:20px 0 4px;
  border-top:1px solid var(--divide);
  padding-top:18px;
}
.metric{
  flex:1;
  padding:0 14px;
  border-right:1px solid var(--divide);
}
.metric:first-child{padding-left:0;}
.metric:last-child{border-right:0;padding-right:0;}
.metric strong{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--green);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.metric span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}
@media (max-width:1023px){
  .check-aside{position:static;top:auto;margin-top:24px;}
}

/* ---------- FAQ ---------- */
.faq-group{margin-bottom:40px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  margin-bottom:16px;
}
.faq-group-title i{color:var(--green);font-size:17px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.faq-item:hover{border-color:#BFDCD4;}
.faq-item[open]{border-color:#BFDCD4;box-shadow:var(--shadow-hover);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::marker{content:"";}
.faq-toggle{
  flex-shrink:0;
  width:28px;
  height:28px;
  border-radius:999px;
  border:1px solid var(--green);
  color:var(--green);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  transition:background var(--ease),color var(--ease),transform var(--ease);
  margin-top:2px;
}
.faq-toggle::before{content:"+";font-weight:700;line-height:1;}
.faq-item[open] .faq-toggle{background:var(--green);color:#fff;transform:rotate(180deg);}
.faq-item[open] .faq-toggle::before{content:"−";}
.faq-answer{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--body);
  border-top:1px solid var(--divide);
  padding-top:18px;
}
.faq-answer p{margin:0 0 10px;}
.faq-answer p:last-child{margin-bottom:0;}

/* ---------- 双栏图文卡 ---------- */
.feature-card{
  display:flex;
  flex-wrap:wrap;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.feature-media{flex:1 1 380px;min-width:280px;}
.feature-media img{
  width:100%;
  height:100%;
  min-height:260px;
  object-fit:cover;
  border-radius:0;
}
.feature-body{flex:1 1 420px;min-width:280px;padding:36px;}
.feature-body h2{font-size:26px;margin-bottom:14px;}
.feature-body p{font-size:15.5px;line-height:1.85;}
.feature-points{margin-top:22px;display:grid;gap:12px;}
.feature-points li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:15px;
  line-height:1.75;
}
.feature-points i{color:var(--green);margin-top:6px;font-size:13px;}
@media (max-width:639px){
  .feature-body{padding:24px;}
  .feature-body h2{font-size:22px;}
}

/* ---------- 风险提示框 ---------- */
.risk-box{
  display:flex;
  gap:18px;
  background:var(--orange-light);
  border-left:3px solid var(--orange);
  border-radius:0 var(--radius-card) var(--radius-card) 0;
  padding:22px 26px;
}
.risk-box i{color:var(--orange-dark);font-size:20px;margin-top:4px;}
.risk-box h3{font-size:18px;margin-bottom:8px;color:#8E3A21;}
.risk-box p{font-size:15px;line-height:1.8;color:#7A432F;margin:0 0 8px;}
.risk-box p:last-child{margin-bottom:0;}

/* ---------- 底部 CTA ---------- */
.cta-bar{
  background:var(--green-light);
  border:1px solid #CFE6E0;
  border-radius:var(--radius-card);
  padding:32px 36px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.cta-bar h2{font-size:24px;margin-bottom:8px;}
.cta-bar p{margin:0;font-size:15px;color:#2F4A44;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:639px){
  .cta-bar{padding:24px;flex-direction:column;align-items:stretch;}
  .cta-bar h2{font-size:20px;}
  .cta-actions .btn{width:100%;}
  .risk-box{padding:20px;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:#B8C4C0;
  padding:72px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:flex;
  flex-wrap:wrap;
  gap:40px;
}
.footer-col{flex:1 1 220px;min-width:200px;}
.footer-col:first-child{flex:1 1 320px;}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:#155F53;}
.footer-brand strong{
  display:block;
  color:#E8EFEC;
  font-size:16px;
  font-weight:800;
  line-height:1.3;
}
.footer-brand span span{
  display:block;
  color:#8FA5A0;
  font-size:11px;
  letter-spacing:.14em;
  font-weight:600;
}
.footer-col p{font-size:14px;line-height:1.8;color:#B8C4C0;margin:0;}
.footer-col h4{
  color:#E8EFEC;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  color:#B8C4C0;
  font-size:14px;
  text-decoration:none;
  transition:color var(--ease);
}
.footer-col ul a:hover{color:#9FD8C9;text-decoration:none;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:#B8C4C0;
}
.footer-contact i{color:#7FB6A8;margin-top:5px;font-size:13px;}
.qr-box{
  margin-top:18px;
  width:112px;
  height:112px;
  border-radius:12px;
  border:1px dashed rgba(255,255,255,.24);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:#8FA5A0;
  background:rgba(255,255,255,.03);
}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:#8FA5A0;
}
@media (max-width:639px){
  .site-footer{padding:56px 0 100px;}
  .footer-grid{gap:32px;}
  .footer-bottom{flex-direction:column;}
}

/* ---------- 移动端吸底 CTA ---------- */
.sticky-cta{
  display:none;
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:70;
  padding:10px 20px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);
  box-shadow:0 -8px 24px -18px rgba(12,30,27,.5);
}
.sticky-cta .btn{width:100%;height:52px;}
@media (max-width:639px){
  .sticky-cta{display:block;}
}