/* roulang page: index */
:root{
  --teal:#0E5A52;
  --teal-dark:#0A423E;
  --teal-light:#1C8577;
  --amber:#C8873B;
  --amber-light:#E8C08A;
  --amber-ink:#7A4E15;
  --terra:#A9503A;
  --bg:#F6F2EA;
  --bg-alt:#EFE8DC;
  --card:#FFFFFF;
  --ink:#12211F;
  --body:#4A5A57;
  --muted:#8A9997;
  --line:#ECE5D8;
  --line-strong:#E6DFD2;
  --grad-brand:linear-gradient(115deg,#0A423E 0%,#0E5A52 52%,#1C8577 100%);
  --grad-badge:linear-gradient(135deg,#E8C08A 0%,#C8873B 100%);
  --r-card:24px;
  --r-sub:16px;
  --r-pill:999px;
  --r-btn2:12px;
  --r-input:12px;
  --sh-1:0 8px 24px rgba(18,33,31,.06);
  --sh-2:0 16px 40px rgba(18,33,31,.12);
  --ease:.28s cubic-bezier(.32,.72,.36,1);
}
*,*::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 SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  letter-spacing:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--teal);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--teal-light);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.1em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px;}
body.no-scroll{overflow:hidden;}

h1,h2,h3,h4{color:var(--ink);font-weight:800;letter-spacing:-.01em;line-height:1.3;}
h1{font-size:clamp(30px,4.4vw,52px);line-height:1.2;}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:clamp(20px,2vw,22px);font-weight:700;}

.grid-container{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1024px){
  .grid-container{padding-left:32px;padding-right:32px;}
}
.section{padding-top:56px;padding-bottom:56px;}
@media (min-width:1024px){
  .section{padding-top:80px;padding-bottom:80px;}
}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head p{margin-top:12px;color:var(--body);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--teal);
  background:#E4F0ED;border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:16px;letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);}

/* ---------- Notice bar ---------- */
.notice-bar{background:var(--teal-dark);color:#E8E2D5;font-size:13.5px;}
.notice-bar .grid-container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;}
.notice-bar p{margin:0;line-height:1.5;padding:6px 0;}
.notice-bar a{color:var(--amber-light);font-weight:600;white-space:nowrap;}
.notice-bar a:hover{color:#fff;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:#fff;border-bottom:1px solid var(--line-strong);
  transition:box-shadow var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(18,33,31,.08);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;}
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--teal-dark);font-weight:800;font-size:18px;letter-spacing:-.01em;}
.logo:hover{color:var(--teal);}
.logo-mark{
  width:40px;height:40px;border-radius:13px;background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(10,66,62,.24);
}
.logo-text small{display:block;font-size:11.5px;font-weight:500;color:var(--muted);letter-spacing:.06em;line-height:1.2;margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  display:inline-block;padding:10px 16px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--body);
  transition:background var(--ease),color var(--ease);
}
.nav-links a:hover{background:#EAF3F1;color:var(--teal);}
.nav-links a.is-active{background:#E4F0ED;color:var(--teal-dark);font-weight:600;}
.nav-side{display:flex;align-items:center;gap:14px;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line-strong);
  background:#fff;cursor:pointer;color:var(--teal-dark);
}
.nav-toggle:hover{background:#F4F8F6;}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(84vw,340px);z-index:200;
  background:#fff;box-shadow:-16px 0 40px rgba(18,33,31,.16);
  transform:translateX(102%);transition:transform .32s ease;
  padding:22px 22px 32px;display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line-strong);
  background:#fff;cursor:pointer;color:var(--teal-dark);font-size:20px;line-height:1;
}
.mobile-drawer a.drawer-link{
  display:block;padding:16px 14px;border-radius:var(--r-btn2);
  font-size:17px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link.is-active{background:#E4F0ED;color:var(--teal-dark);}
.mobile-drawer .btn{margin-top:18px;width:100%;justify-content:center;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;cursor:pointer;text-align:center;
  font-size:15.5px;font-weight:600;line-height:1;
  padding:15px 28px;border-radius:var(--r-pill);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 10px 24px rgba(10,66,62,.24);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(10,66,62,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(10,66,62,.24);}
.btn-ghost{
  background:transparent;color:var(--teal-dark);border-color:#C9D8D4;border-radius:var(--r-btn2);
}
.btn-ghost:hover{background:#EAF3F1;color:var(--teal-dark);border-color:#B4CBC5;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-amber{
  background:var(--grad-badge);color:#3A2606;
  box-shadow:0 10px 24px rgba(200,135,59,.28);
}
.btn-amber:hover{color:#3A2606;transform:translateY(-2px);box-shadow:0 16px 34px rgba(200,135,59,.34);}
.btn-sm{padding:11px 20px;font-size:14px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--teal);
  border-bottom:2px solid transparent;padding-bottom:2px;transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.link-more:hover{border-color:var(--teal-light);transform:translateX(2px);}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--amber-ink);
  background:linear-gradient(135deg,#F3E3C6,#E8C08A);
  border-radius:var(--r-pill);padding:5px 13px;
  font-variant-numeric:tabular-nums;
}
.badge-plain{background:#E4F0ED;color:var(--teal-dark);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 88% 6%,#124F49 0%,#0A423E 46%,#083633 100%);
  color:#E9E3D6;
  padding-top:48px;padding-bottom:56px;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:6px;
  background:var(--grad-brand);opacity:.9;
}
.hero .grid-container{position:relative;z-index:2;}
.hero .grid-x{align-items:center;}
.hero-copy{padding-right:8px;}
.hero h1{color:#fff;margin-bottom:18px;}
.hero h1 .hl{color:var(--amber-light);}
.hero-sub{font-size:17px;line-height:1.85;color:#CFDAD6;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-actions .btn-ghost{color:#EAF3F1;border-color:rgba(255,255,255,.36);}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.55);}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.stat-badge{
  background:linear-gradient(135deg,#F5E7CD,#E8C08A);
  color:#5C3A0F;border-radius:var(--r-pill);
  padding:10px 18px;display:inline-flex;align-items:baseline;gap:8px;
  font-size:13px;font-weight:600;box-shadow:0 6px 16px rgba(0,0,0,.14);
}
.stat-badge b{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.hero-visual{position:relative;margin-top:36px;}
@media (min-width:1024px){.hero-visual{margin-top:0;}}
.hero-figure{
  border-radius:var(--r-card);overflow:hidden;position:relative;
  outline:1px solid rgba(255,255,255,.35);outline-offset:-1px;
  box-shadow:0 24px 60px rgba(0,0,0,.32);
  aspect-ratio:6/5;background:var(--bg-alt);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;left:18px;bottom:18px;
  background:#fff;color:var(--ink);border-radius:var(--r-sub);
  padding:12px 16px;box-shadow:var(--sh-2);display:flex;align-items:center;gap:10px;
}
.hero-float .dot{width:9px;height:9px;border-radius:50%;background:var(--teal-light);flex:0 0 auto;}
.hero-float span{font-size:13px;font-weight:600;line-height:1.4;}

/* ---------- Steps (权益阶梯) ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:8px;}
.step-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px 22px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:12px;position:relative;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-card.is-featured{
  transform:translateY(-6px);
  border:1px solid transparent;
  background:linear-gradient(var(--card),var(--card)) padding-box,
             linear-gradient(135deg,#E8C08A,#C8873B) border-box;
  box-shadow:0 18px 44px rgba(200,135,59,.18);
}
.step-card.is-featured:hover{transform:translateY(-10px);}
.step-num{
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--teal-dark);background:#E4F0ED;border:1px solid #CFE2DD;
}
.step-card.is-featured .step-num{background:var(--grad-badge);color:#3A2606;border-color:transparent;}
.step-card h3{font-size:20px;}
.step-card p{font-size:14.5px;line-height:1.75;color:var(--body);flex:1;}
.step-card .badge{align-self:flex-start;}
@media (max-width:1023.98px){
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-card.is-featured{transform:none;}
  .step-card.is-featured:hover{transform:translateY(-4px);}
}
@media (max-width:639.98px){
  .step-grid{grid-template-columns:1fr;gap:16px;}
  .step-card{padding:22px 20px;}
}

/* ---------- Plans compare ---------- */
.plan-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.plan-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  position:relative;transition:transform var(--ease),box-shadow var(--ease);
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan-card.is-recommend{border-color:#DCC7A3;box-shadow:0 18px 44px rgba(200,135,59,.16);}
.plan-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px;}
.plan-card h3{font-size:21px;}
.plan-price{
  margin:10px 0 4px;color:var(--teal-dark);font-weight:800;
  font-size:15px;font-variant-numeric:tabular-nums;
}
.plan-note{font-size:14px;color:var(--muted);line-height:1.7;margin-bottom:16px;}
.plan-rows{list-style:none;padding:0;margin:0 0 22px;flex:1;}
.plan-rows li{
  display:flex;align-items:flex-start;gap:10px;
  padding:10px 0;border-bottom:1px dashed var(--line);
  font-size:14.5px;line-height:1.65;color:var(--body);
}
.plan-rows li:last-child{border-bottom:0;}
.plan-rows .mark{
  width:20px;height:20px;border-radius:50%;flex:0 0 auto;margin-top:3px;
  display:grid;place-items:center;font-size:12px;font-weight:800;line-height:1;
}
.plan-rows .yes .mark{background:#E4F0ED;color:var(--teal);}
.plan-rows .no .mark{background:#F0EDE5;color:#A9B3AF;}
.plan-rows .no{color:#9AA5A2;}
.plan-card .btn{width:100%;}
@media (max-width:767.98px){
  .plan-track{
    grid-template-columns:repeat(3,86%);
    overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:10px;gap:16px;
    -webkit-overflow-scrolling:touch;
  }
  .plan-track::-webkit-scrollbar{height:6px;}
  .plan-track::-webkit-scrollbar-thumb{background:#D7CFBE;border-radius:99px;}
  .plan-card{scroll-snap-align:start;}
}

/* ---------- Timer band ---------- */
.band{
  background:var(--grad-brand);color:#F0EAE0;
  padding:32px 0;position:relative;overflow:hidden;
}
.band::before{
  content:"";position:absolute;right:-40px;top:-60px;width:320px;height:320px;
  border-radius:50%;border:1px solid rgba(255,255,255,.16);
}
.band-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.band h2{color:#fff;font-size:clamp(21px,2.4vw,26px);margin-bottom:6px;}
.band p{font-size:14px;color:#CFDAD6;}
.countdown{
  display:inline-flex;align-items:center;gap:10px;margin-left:6px;
  font-variant-numeric:tabular-nums;font-weight:700;color:var(--amber-light);
  letter-spacing:.06em;
}
.band .btn-amber{flex:0 0 auto;}

/* ---------- News / CMS ---------- */
.news-grid{margin-top:4px;}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);height:100%;
  display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DFD6C4;}
.news-thumb{display:block;overflow:hidden;background:var(--bg-alt);aspect-ratio:16/9;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{font-size:18px;line-height:1.5;}
.news-body h3 a{color:var(--ink);}
.news-body h3 a:hover{color:var(--teal-light);}
.news-desc{
  font-size:14px;line-height:1.75;color:var(--body);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--muted);
}
.news-meta a{font-weight:600;font-size:13.5px;}
.cms-empty{
  background:var(--card);border:1px dashed #D8D0C0;border-radius:var(--r-card);
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:36px 24px;box-shadow:var(--sh-1);
}
.cms-empty .empty-icon{
  width:56px;height:56px;border-radius:50%;background:#E4F0ED;color:var(--teal);
  display:grid;place-items:center;
}
.cms-empty p{font-size:15px;color:var(--body);}

/* ---------- Advantage ---------- */
.adv-grid{align-items:stretch;}
.adv-feature{
  background:var(--card);border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);height:100%;
  display:flex;flex-direction:column;
}
.adv-feature img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--bg-alt);}
.adv-feature-body{padding:26px 26px 30px;}
.adv-feature-body h3{font-size:22px;margin-bottom:12px;}
.adv-feature-body p{font-size:15px;line-height:1.85;}
.adv-rows{display:flex;flex-direction:column;gap:18px;height:100%;justify-content:center;margin-top:24px;}
@media (min-width:1024px){.adv-rows{margin-top:0;}}
.adv-row{
  display:flex;gap:16px;padding:22px 22px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sub);
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);
}
.adv-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.adv-row .num{
  font-size:14px;font-weight:800;color:var(--amber);
  font-variant-numeric:tabular-nums;flex:0 0 auto;padding-top:3px;
}
.adv-row h4{font-size:17px;margin-bottom:6px;color:var(--ink);font-weight:700;}
.adv-row p{font-size:14.5px;line-height:1.75;}

/* ---------- FAQ ---------- */
.faq-side p{font-size:15.5px;line-height:1.85;margin-bottom:20px;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sub);
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--amber);transform:scaleY(0);transform-origin:top;
  transition:transform .25s ease;
}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);
  line-height:1.6;
}
.faq-q .plus{
  flex:0 0 auto;width:24px;height:24px;position:relative;color:var(--teal);
  transition:transform .25s ease;
}
.faq-q .plus::before,.faq-q .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .plus::before{width:14px;height:2px;}
.faq-q .plus::after{width:2px;height:14px;}
.faq-item.is-open .plus{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s ease;
}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--body);}

/* ---------- Contact form ---------- */
.contact-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);
}
.contact-side h2{margin-bottom:14px;}
.contact-side p{font-size:15.5px;line-height:1.85;margin-bottom:20px;}
.side-points{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px;}
.side-points li{display:flex;gap:12px;font-size:15px;line-height:1.7;}
.side-points .tick{
  width:22px;height:22px;border-radius:50%;background:#E4F0ED;color:var(--teal);
  display:grid;place-items:center;font-size:12px;font-weight:800;flex:0 0 auto;margin-top:2px;
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.field .req{color:var(--amber);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;background:#FBF9F4;border:1px solid var(--line-strong);
  border-radius:var(--r-input);padding:12px 14px;
  font-size:15px;color:var(--ink);font-family:inherit;line-height:1.5;
  transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.field textarea{resize:vertical;min-height:110px;}
.field input::placeholder,.field textarea::placeholder{color:#A6B0AD;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal);background:#fff;
  box-shadow:0 0 0 3px rgba(28,133,119,.14);
}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{
  outline:2px solid var(--amber);outline-offset:2px;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--teal) 50%),linear-gradient(135deg,var(--teal) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:40px;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--body);line-height:1.7;margin-bottom:22px;}
.check-row input{width:16px;height:16px;margin-top:3px;flex:0 0 auto;accent-color:var(--teal);}
.form-hint{font-size:13px;color:var(--muted);margin-top:12px;}
.form-msg{
  display:none;margin-top:16px;padding:12px 14px;border-radius:var(--r-btn2);
  background:#E4F0ED;color:var(--teal-dark);font-size:14px;border-left:3px solid var(--teal);
}
.form-msg.is-show{display:block;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--teal-dark);color:#CFD9D5;position:relative;
  padding-top:52px;font-size:14.5px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad-brand);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px;}
.footer-brand .logo-mark{box-shadow:none;background:rgba(255,255,255,.12);color:var(--amber-light);}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;}
.site-footer p{line-height:1.85;color:#B9C6C2;font-size:14px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#C4D0CC;font-size:14px;}
.footer-links a:hover{color:var(--amber-light);}
.footer-contact{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px;font-size:14px;color:#C4D0CC;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.7;}
.footer-contact .ico{flex:0 0 auto;color:var(--amber-light);margin-top:2px;}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#93A5A1;
}
.footer-bottom a{color:#93A5A1;}
.footer-bottom a:hover{color:var(--amber-light);}

/* ---------- Responsive ---------- */
@media (max-width:1023.98px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{height:64px;}
  .hero{padding-top:36px;padding-bottom:48px;}
  .hero-figure{aspect-ratio:16/10;}
  .band .btn-amber{width:100%;}
}
@media (max-width:639.98px){
  body{font-size:16px;}
  .site-header .logo-text small{display:none;}
  .notice-bar .grid-container{min-height:auto;padding-top:6px;padding-bottom:6px;}
  .notice-bar p{font-size:12.5px;}
  .notice-bar .notice-link{display:none;}
  .hero-stats{gap:8px;}
  .stat-badge{padding:8px 14px;}
  .hero-float{left:12px;bottom:12px;padding:10px 13px;}
  .contact-card{padding:22px;}
  .section-head{margin-bottom:22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --teal-900:#0A423E;
  --teal-700:#0E5A52;
  --teal-500:#1C8577;
  --teal-50:#E7F1EE;
  --amber:#C8873B;
  --amber-light:#E8C08A;
  --amber-deep:#7A4E15;
  --clay:#A9503A;
  --sand:#F6F2EA;
  --sand-alt:#EFE8DC;
  --card:#FFFFFF;
  --line:#E6DFD2;
  --line-soft:#ECE5D8;
  --ink:#12211F;
  --body:#4A5A57;
  --muted:#8A9997;
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-1:0 8px 24px rgba(18,33,31,.06);
  --shadow-2:0 16px 40px rgba(18,33,31,.12);
  --grad-brand:linear-gradient(115deg,#0A423E 0%,#0E5A52 52%,#1C8577 100%);
  --grad-amber:linear-gradient(135deg,#E8C08A 0%,#C8873B 100%);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--body);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--teal-500);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--teal-700);}
h1,h2,h3,h4{color:var(--ink);margin:0 0 .6em;font-weight:700;letter-spacing:-.01em;line-height:1.35;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.1em;padding-left:1.4em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px;}
.grid-container{max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1024px){.grid-container{padding-left:32px;padding-right:32px;}}

/* ---------- 顶部公告条 ---------- */
.site-topbar{background:var(--teal-900);color:#DCEBE7;font-size:13.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;}
.topbar-text{display:inline-block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.topbar-link{color:var(--amber-light);font-weight:600;transition:color .2s ease;}
.topbar-link:hover{color:#fff;}
@media (max-width:639px){
  .site-topbar{font-size:12.5px;}
  .topbar-text{flex:1 1 auto;}
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(18,33,31,.08);}
.header-inner{display:flex;align-items:center;gap:28px;min-height:76px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--teal-900);flex:0 0 auto;}
.brand:hover{color:var(--teal-700);}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--teal-50);color:var(--teal-700);flex:0 0 auto;
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.01em;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-links a{
  display:inline-block;padding:9px 16px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--body);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:var(--sand-alt);color:var(--teal-700);}
.nav-links a.is-active{background:var(--teal-50);color:var(--teal-700);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:var(--r-sm);color:var(--teal-900);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{display:block;}
@media (max-width:1023px){
  .header-inner{min-height:64px;gap:14px;}
  .brand-text{font-size:17px;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn{display:none;}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 16px 20px;margin:0;
    display:none;box-shadow:0 18px 34px rgba(18,33,31,.12);
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:14px 16px;border-radius:var(--r-sm);font-size:16px;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:15px 28px;border-radius:var(--r-pill);border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff;}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--teal-700);border-color:var(--line);border-radius:var(--r-sm);}
.btn-ghost:hover{background:var(--teal-50);border-color:var(--teal-500);color:var(--teal-700);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-amber{background:var(--grad-amber);color:var(--amber-deep);}
.btn-amber:hover{transform:translateY(-2px);color:var(--amber-deep);box-shadow:var(--shadow-2);}
.text-link{font-weight:600;color:var(--teal-500);border-bottom:2px solid transparent;padding-bottom:1px;}
.text-link:hover{color:var(--teal-700);border-bottom-color:var(--teal-500);}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{background:var(--sand-alt);border-bottom:1px solid var(--line);}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:14px 0;font-size:13.5px;color:var(--muted);
}
.breadcrumb a{color:var(--teal-700);font-weight:500;}
.breadcrumb a:hover{color:var(--teal-500);}
.breadcrumb .sep{color:#C3BDB0;}
.breadcrumb .current{color:var(--muted);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章主体 ---------- */
.article-wrap{padding:48px 0 64px;}
@media (min-width:1024px){.article-wrap{padding:64px 0 84px;}}
.article-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);padding:28px 22px 34px;
}
@media (min-width:768px){.article-card{padding:40px 40px 48px;}}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--grad-amber);color:var(--amber-deep);
  font-size:13px;font-weight:700;padding:5px 14px;border-radius:var(--r-pill);
  letter-spacing:.01em;
}
.article-title{
  font-size:clamp(26px,4.2vw,40px);
  font-weight:800;line-height:1.35;
  margin:18px 0 16px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:13.5px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta svg{opacity:.7;}
.article-divider{height:1px;background:var(--line);border:0;margin:22px 0 28px;}

.article-body{font-size:17px;line-height:1.9;color:var(--body);max-width:760px;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);
  margin:2em 0 .8em;padding-left:14px;position:relative;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;
  background:var(--teal-700);
}
.article-body h3{font-size:19px;margin:1.7em 0 .6em;color:var(--ink);}
.article-body a{color:var(--teal-500);border-bottom:1px solid rgba(28,133,119,.35);}
.article-body a:hover{color:var(--teal-700);border-bottom-color:var(--teal-700);}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--amber);
}
.article-body ol{padding-left:1.3em;}
.article-body ol li{margin-bottom:.6em;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--teal-50);
  border-left:4px solid var(--teal-700);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--teal-900);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  border-radius:var(--r-md);margin:1.6em auto;box-shadow:var(--shadow-1);
}
.article-body figure{margin:1.6em 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:1.5em 0;font-size:15.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--sand-alt);color:var(--ink);font-weight:700;}

/* ---------- 空态 ---------- */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:14px;background:var(--sand-alt);border-radius:var(--r-lg);
  padding:44px 24px;color:var(--body);
}
.empty-state .empty-ico{color:var(--teal-700);opacity:.8;}
.empty-state p{margin:0;font-size:15.5px;}

/* ---------- 侧栏 ---------- */
.side-col{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1024px){
  .side-col{position:sticky;top:104px;align-self:flex-start;}
}
.side-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:17px;margin:0 0 14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{
  content:"";width:6px;height:18px;border-radius:3px;background:var(--amber);display:inline-block;
}
.side-card .side-desc{font-size:14px;color:var(--body);line-height:1.75;margin:0 0 16px;}
.side-tag{
  display:inline-block;background:var(--sand-alt);color:var(--teal-700);
  font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);margin:0 6px 8px 0;
}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{padding:12px 0;border-bottom:1px dashed var(--line);}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list a{display:block;font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.55;}
.side-list a:hover{color:var(--teal-500);}
.side-list .meta{display:block;font-size:12.5px;color:var(--muted);font-weight:400;margin-top:4px;}
.side-card .btn{width:100%;}

/* ---------- 文末推荐 ---------- */
.related-section{padding:8px 0 72px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.8vw,30px);margin:0;}
.section-head p{margin:6px 0 0;font-size:15px;color:var(--body);}
.post-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr);}}
.post-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.post-thumb{overflow:hidden;aspect-ratio:16/9;background:var(--sand-alt);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.post-body .tag{
  align-self:flex-start;background:var(--teal-50);color:var(--teal-700);
  font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);
}
.post-body h3{font-size:18px;margin:0;line-height:1.5;}
.post-body h3 a{color:var(--ink);}
.post-body h3 a:hover{color:var(--teal-500);}
.post-body p{font-size:14.5px;color:var(--body);margin:0;line-height:1.7;}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted);margin-top:auto;padding-top:6px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--grad-brand);border-radius:var(--r-lg);
  padding:34px 26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  box-shadow:var(--shadow-1);margin-bottom:72px;
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,26px);margin:0 0 8px;}
.cta-band p{color:#D3E6E2;margin:0;font-size:15px;max-width:620px;}
.cta-band .btn-amber{flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--teal-900);color:#C9DCD8;padding:56px 0 0;position:relative;}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);
  background-image:linear-gradient(115deg,#E8C08A 0%,#C8873B 45%,#1C8577 100%);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;}
.footer-brand .logo-mark{background:rgba(255,255,255,.1);color:var(--amber-light);}
.footer-brand strong{font-size:17px;font-weight:800;color:#fff;}
.site-footer p{font-size:14px;line-height:1.8;color:#A9C2BE;margin:0;}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 16px;font-weight:700;}
.footer-links,.footer-contact{list-style:none;padding:0;margin:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#C9DCD8;font-size:14px;transition:color .2s ease;}
.footer-links a:hover{color:var(--amber-light);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:12px;color:#C9DCD8;}
.footer-contact .ico{color:var(--amber-light);flex:0 0 auto;display:inline-flex;margin-top:3px;}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px 24px;
  align-items:center;justify-content:space-between;font-size:13px;color:#93AFAB;
}
.footer-bottom a{color:#93AFAB;}
.footer-bottom a:hover{color:var(--amber-light);}
@media (max-width:639px){
  .site-footer{padding-top:44px;}
  .footer-bottom{font-size:12.5px;}
}

/* roulang page: category1 */
:root{
  --c-deep:#0A423E;
  --c-primary:#0E5A52;
  --c-bright:#1C8577;
  --c-amber:#C8873B;
  --c-amber-light:#E8C08A;
  --c-terra:#A9503A;
  --bg:#F6F2EA;
  --bg-alt:#EFE8DC;
  --card:#FFFFFF;
  --ink:#12211F;
  --ink-2:#4A5A57;
  --ink-3:#8A9997;
  --line:#E6DFD2;
  --line-soft:#ECE5D8;
  --amber-ink:#7A4E15;
  --r-card:24px;
  --r-sub:16px;
  --r-img:16px;
  --r-btn:999px;
  --r-btn2:12px;
  --r-input:12px;
  --sh-1:0 8px 24px rgba(18,33,31,.06);
  --sh-2:0 16px 40px rgba(18,33,31,.12);
  --grad:linear-gradient(115deg,#0A423E 0%,#0E5A52 55%,#1C8577 100%);
  --grad-badge:linear-gradient(135deg,#E8C08A 0%,#C8873B 100%);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  margin:0 0 .55em;
  color:var(--ink);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.3;
}
h1{font-size:clamp(30px,4.4vw,52px);}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:clamp(20px,2vw,22px);font-weight:700;line-height:1.4;}
h4{font-size:16px;font-weight:700;}
p{margin:0 0 1.05em;}
a{color:var(--c-bright);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(200,135,59,.28);color:var(--ink);}

.grid-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:20px;
  padding-right:20px;
}
.grid-gap{row-gap:32px;}
.text-center{text-align:center;}

/* ---------- 顶部公告 ---------- */
.topbar{
  background:var(--c-deep);
  color:#DCEBE8;
  font-size:13.5px;
  line-height:1.5;
}
.topbar .grid-container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:40px;
  padding-top:8px;
  padding-bottom:8px;
}
.topbar p{margin:0;color:#DCEBE8;}
.topbar a{color:var(--c-amber-light);font-weight:600;white-space:nowrap;}
.topbar a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(18,33,31,.08);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-deep);
  font-weight:800;
  font-size:18px;
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--c-primary);}
.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#F3E5CF;
  flex:0 0 auto;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-links a{
  display:inline-block;
  padding:9px 18px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--c-primary);background:rgba(28,133,119,.08);}
.nav-links a.is-active{
  background:rgba(28,133,119,.12);
  color:var(--c-primary);
  font-weight:700;
}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--c-deep);
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:var(--c-bright);background:rgba(28,133,119,.06);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:12px 0 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:14px 4px;
  font-size:17px;
  font-weight:600;
  color:var(--ink-2);
  border-bottom:1px solid var(--line-soft);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.is-active{color:var(--c-primary);}
.mobile-drawer .drawer-cta{margin-top:16px;border-bottom:0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 30px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:600;
  line-height:1.1;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(14,90,82,.22);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,90,82,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(14,90,82,.24);}
.btn-amber{background:var(--grad-badge);color:#3B2408;box-shadow:0 8px 20px rgba(200,135,59,.28);}
.btn-amber:hover{color:#2B1A05;transform:translateY(-2px);box-shadow:0 14px 30px rgba(200,135,59,.34);}
.btn-amber:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:rgba(14,90,82,.35);color:var(--c-primary);border-radius:var(--r-btn2);}
.btn-outline:hover{background:rgba(28,133,119,.1);border-color:var(--c-bright);color:var(--c-primary);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;border-radius:var(--r-btn2);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-2px);}
.btn-ghost-light:active{transform:translateY(0);}
.btn-sm{padding:11px 22px;font-size:14.5px;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  color:var(--c-primary);
  font-size:15px;
}
.link-more:hover{color:var(--c-bright);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;}

/* ---------- 矮版 Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--c-deep);
  color:#E8F1EF;
  padding:56px 0 64px;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:6px;
  background:var(--grad);
}
.hero-pattern{
  position:absolute;
  top:0;right:-6%;
  width:62%;
  max-width:760px;
  height:100%;
  opacity:.22;
  pointer-events:none;
  color:#8FD8CB;
}
.hero-pattern svg{width:100%;height:100%;display:block;}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(232,241,239,.7);
  margin-bottom:22px;
}
.breadcrumb a{color:rgba(232,241,239,.82);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.breadcrumb .sep{color:rgba(232,241,239,.45);}
.breadcrumb .current{color:#E8C08A;}
.page-hero h1{color:#fff;margin-bottom:16px;max-width:16em;}
.hero-lead{
  max-width:640px;
  font-size:17px;
  line-height:1.85;
  color:rgba(232,241,239,.86);
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-block;
  margin-bottom:14px;
  padding:5px 14px;
  border-radius:var(--r-btn);
  background:rgba(200,135,59,.16);
  color:var(--amber-ink);
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
}
.section-alt .eyebrow{background:rgba(200,135,59,.22);}

/* ---------- 导语 ---------- */
.intro-panel{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  padding:36px;
  box-shadow:var(--sh-1);
}
.intro-panel p:last-child{margin-bottom:0;}
.quick-facts{
  display:grid;
  gap:14px;
  margin-top:8px;
}
.fact-line{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:14px 16px;
  background:var(--bg-alt);
  border-radius:var(--r-sub);
  font-size:15px;
  color:var(--ink-2);
}
.fact-line .dot{
  flex:0 0 auto;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:50%;
  background:var(--c-amber);
}
.fact-line strong{color:var(--ink);font-weight:700;}

/* ---------- 图文交替 ---------- */
.split-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.split-block + .split-block{margin-top:64px;}
.split-copy h2{margin-bottom:18px;}
.split-copy p{margin-bottom:18px;}
.split-media{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--bg-alt);
  box-shadow:var(--sh-1);
  aspect-ratio:4/3;
}
.split-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.split-media:hover img{transform:scale(1.03);}
.media-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:var(--r-btn);
  background:var(--grad-badge);
  color:#3B2408;
  font-size:13px;
  font-weight:700;
  box-shadow:0 6px 16px rgba(18,33,31,.18);
}
.check-list{margin-top:6px;}
.check-list li{
  position:relative;
  padding-left:28px;
  margin-bottom:12px;
  font-size:16px;
  color:var(--ink-2);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:14px;height:8px;
  border-left:2px solid var(--c-bright);
  border-bottom:2px solid var(--c-bright);
  transform:rotate(-45deg);
}
.check-list li strong{color:var(--ink);font-weight:700;}

/* ---------- 要点列表 ---------- */
.point-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.point-card{
  display:flex;
  gap:18px;
  padding:28px;
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.point-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(28,133,119,.35);
}
.point-num{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:50%;
  background:rgba(28,133,119,.12);
  color:var(--c-primary);
  font-weight:800;
  font-size:17px;
  font-variant-numeric:tabular-nums;
}
.point-card h3{font-size:19px;margin-bottom:8px;}
.point-card p{margin:0;font-size:15.5px;line-height:1.75;color:var(--ink-2);}

/* ---------- 数据徽章条 ---------- */
.stat-strip{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  justify-content:center;
  margin-top:8px;
}
.stat-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 24px;
  border-radius:var(--r-btn);
  background:rgba(232,192,138,.35);
  color:var(--amber-ink);
  font-size:14px;
  font-weight:600;
}
.stat-badge b{
  font-size:20px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:#5E3A0E;
}

/* ---------- FAQ ---------- */
.faq-wrap{
  display:grid;
  grid-template-columns:4fr 8fr;
  gap:48px;
  align-items:start;
}
.faq-aside h2{margin-bottom:16px;}
.faq-aside p{color:var(--ink-2);margin-bottom:24px;}
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-sub);
  box-shadow:var(--sh-1);
  overflow:hidden;
  position:relative;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--c-amber);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .25s ease;
}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-item.is-open{border-color:rgba(200,135,59,.45);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:none;
  border:0;
  text-align:left;
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
  line-height:1.5;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{
  flex:0 0 auto;
  position:relative;
  width:22px;height:22px;
  border-radius:50%;
  background:rgba(28,133,119,.12);
  transition:transform .25s ease,background .25s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--c-primary);
  border-radius:2px;
}
.faq-icon::before{left:6px;top:10px;width:10px;height:2px;}
.faq-icon::after{left:10px;top:6px;width:2px;height:10px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:rgba(200,135,59,.25);}
.faq-item.is-open .faq-icon::before,
.faq-item.is-open .faq-icon::after{background:var(--c-amber);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .25s ease;
}
.faq-a-inner{
  padding:0 24px 22px 24px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ---------- CTA 条带 ---------- */
.cta-band{
  background:var(--grad);
  color:#fff;
  padding:52px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:320px;height:320px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:20px;bottom:-120px;
  width:260px;height:260px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.cta-inner h2{color:#fff;margin-bottom:8px;}
.cta-inner p{margin:0;color:rgba(255,255,255,.85);font-size:16px;max-width:640px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-deep);
  color:#D6E4E1;
  padding-top:0;
  position:relative;
  font-size:15px;
}
.site-footer::before{
  content:"";
  display:block;
  height:4px;
  background:var(--grad);
}
.site-footer .grid-container{padding-top:56px;padding-bottom:28px;}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  color:#fff;
  font-size:18px;
}
.site-footer p{color:rgba(214,228,225,.78);font-size:14.5px;line-height:1.8;}
.site-footer h4{
  color:#fff;
  font-size:15px;
  letter-spacing:.04em;
  margin-bottom:18px;
  font-weight:700;
}
.footer-links li{margin-bottom:12px;}
.footer-links a{
  color:rgba(214,228,225,.82);
  font-size:14.5px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:var(--c-amber-light);padding-left:4px;}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-bottom:14px;
  color:rgba(214,228,225,.82);
  font-size:14.5px;
}
.footer-contact .ico{color:var(--c-amber-light);flex:0 0 auto;margin-top:3px;}
.footer-bottom{
  margin-top:36px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13.5px;
  color:rgba(214,228,225,.62);
}

/* ---------- 响应式 ---------- */
@media screen and (min-width:640px){
  .grid-container{padding-left:32px;padding-right:32px;}
  .section{padding:72px 0;}
  .page-hero{padding:64px 0 72px;}
}
@media screen and (max-width:1023px){
  .nav-links{display:none;}
  .header-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .split-block{grid-template-columns:1fr;gap:28px;}
  .split-block .split-media{order:-1;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .hero-pattern{width:85%;opacity:.16;}
}
@media screen and (max-width:767px){
  body{font-size:16.5px;}
  .point-grid{grid-template-columns:1fr;}
  .intro-panel{padding:26px;}
  .page-hero h1{max-width:none;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{flex:1 1 auto;}
  .faq-q{padding:18px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 18px 18px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-bottom{flex-direction:column;gap:6px;}
}
@media screen and (max-width:519px){
  .topbar .grid-container{justify-content:center;text-align:center;gap:8px;flex-direction:column;}
  .topbar a{white-space:normal;}
  .header-inner{min-height:60px;}
  .brand{font-size:16px;}
  .logo-mark{width:34px;height:34px;border-radius:10px;}
  .stat-strip{flex-direction:column;align-items:stretch;}
  .stat-badge{justify-content:center;}
}

/* roulang page: category2 */
:root{
  --teal:#0E5A52;
  --teal-deep:#0A423E;
  --teal-bright:#1C8577;
  --amber:#C8873B;
  --amber-light:#E8C08A;
  --amber-deep:#7A4E15;
  --terra:#A9503A;
  --sand:#F6F2EA;
  --sand-alt:#EFE8DC;
  --card:#FFFFFF;
  --ink:#12211F;
  --body:#4A5A57;
  --muted:#8A9997;
  --line:#E6DFD2;
  --radius-card:24px;
  --radius-sub:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-soft:0 8px 24px rgba(18,33,31,.06);
  --shadow-hover:0 16px 40px rgba(18,33,31,.12);
  --grad-brand:linear-gradient(115deg,#0A423E 0%,#0E5A52 55%,#1C8577 100%);
  --grad-badge:linear-gradient(135deg,#E8C08A 0%,#C8873B 100%);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.8;
  color:var(--body);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--teal-bright);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{color:var(--ink);font-weight:750;letter-spacing:-.01em;line-height:1.32;}
h1{font-size:clamp(30px,3.6vw,52px);}
h2{font-size:clamp(24px,2.6vw,36px);}
h3{font-size:clamp(19px,1.6vw,22px);}
p{font-size:clamp(16px,1.05vw,17px);}

/* ============ 容器 ============ */
.grid-container{
  max-width:1200px;
  padding-left:32px;
  padding-right:32px;
  margin-left:auto;
  margin-right:auto;
}
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--sand-alt);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--body);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15.5px;
  font-weight:600;
  line-height:1;
  padding:15px 30px;
  border-radius:var(--radius-pill);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,filter .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease,box-shadow .22s ease;
  white-space:nowrap;
}
.btn-primary{
  color:#fff;
  background:var(--grad-brand);
  box-shadow:0 10px 24px rgba(10,66,62,.24);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.08);}
.btn-primary:active{transform:translateY(0);filter:brightness(.98);}
.btn-ghost{
  color:var(--teal);
  background:transparent;
  border-radius:var(--radius-btn);
  border-color:rgba(14,90,82,.32);
}
.btn-ghost:hover{color:var(--teal-deep);background:rgba(28,133,119,.09);border-color:rgba(14,90,82,.5);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:11px 22px;font-size:14.5px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(18,33,31,.08);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:76px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.logo-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad-brand);
  color:#F3E7CE;
  flex:0 0 auto;
}
.brand-name{
  font-size:18px;
  font-weight:750;
  letter-spacing:.01em;
  color:var(--ink);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-links a{
  display:inline-block;
  font-size:15px;
  font-weight:500;
  color:var(--body);
  padding:9px 18px;
  border-radius:var(--radius-pill);
  transition:background-color .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--teal);background:rgba(28,133,119,.09);}
.nav-links a.is-active{
  color:var(--teal-deep);
  background:rgba(28,133,119,.14);
  font-weight:650;
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block;width:18px;height:2px;background:var(--ink);position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:10px 0 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;
  padding:14px 4px;
  font-size:16px;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-child{border-bottom:none;}
.mobile-drawer a.is-active{color:var(--teal);font-weight:650;}

/* ============ 面包屑 ============ */
.crumb{
  font-size:13.5px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:22px 0 0;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--teal-bright);}
.crumb .sep{color:#C4CECB;}
.crumb .current{color:var(--muted);}

/* ============ Hero（浅色版） ============ */
.page-hero{
  background:linear-gradient(180deg,#FCFAF5 0%,#F6F2EA 100%);
  padding-bottom:64px;
  overflow:hidden;
}
.hero-flex{row-gap:40px;}
.hero-copy{padding-top:26px;}
.hero-copy h1{margin-bottom:20px;}
.hero-copy h1 .accent{
  color:var(--teal);
  background:linear-gradient(180deg,transparent 68%,rgba(232,192,138,.55) 68%);
}
.hero-lead{
  font-size:17px;
  color:var(--body);
  max-width:560px;
  margin-bottom:28px;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-orb-wrap{
  display:flex;
  justify-content:center;
  align-items:center;
  padding-top:12px;
}
.hero-orb{
  position:relative;
  width:min(360px,84vw);
  aspect-ratio:1/1;
  border-radius:50%;
  overflow:hidden;
  border:8px solid #fff;
  box-shadow:0 20px 44px rgba(18,33,31,.14);
  background:var(--sand-alt);
}
.hero-orb img{
  width:100%;height:100%;
  object-fit:cover;
}
.hero-orb-badge{
  position:absolute;
  left:50%;
  bottom:8%;
  transform:translateX(-50%);
  background:var(--grad-badge);
  color:#3A2408;
  font-size:13px;
  font-weight:650;
  padding:8px 18px;
  border-radius:var(--radius-pill);
  box-shadow:0 8px 18px rgba(122,78,21,.28);
  white-space:nowrap;
}

/* ============ 目录 + 卡片网格 ============ */
.guide-layout{row-gap:32px;}
.toc-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 22px;
  box-shadow:var(--shadow-soft);
}
.toc-title{
  font-size:13px;
  letter-spacing:.12em;
  color:var(--muted);
  font-weight:650;
  margin-bottom:14px;
}
.toc-list li + li{margin-top:4px;}
.toc-list a{
  display:block;
  padding:10px 12px 10px 14px;
  font-size:15px;
  color:var(--body);
  border-left:3px solid transparent;
  border-radius:0 10px 10px 0;
  transition:all .2s ease;
}
.toc-list a:hover{background:rgba(28,133,119,.07);color:var(--teal);}
.toc-list a.is-current{
  color:var(--teal-deep);
  font-weight:650;
  border-left-color:var(--amber);
  background:rgba(28,133,119,.1);
}
.guide-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.guide-card{
  background:var(--card);
  border:1px solid #ECE5D8;
  border-radius:var(--radius-card);
  padding:28px 26px;
  box-shadow:var(--shadow-soft);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  scroll-margin-top:110px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.guide-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:#DCD2C0;
}
.guide-card .card-index{
  font-size:12.5px;
  font-weight:700;
  color:var(--amber-deep);
  background:rgba(232,192,138,.34);
  border-radius:var(--radius-pill);
  padding:4px 12px;
  display:inline-block;
  width:fit-content;
  font-variant-numeric:tabular-nums;
}
.guide-card h3{font-size:20px;}
.guide-card p{font-size:15.5px;color:var(--body);line-height:1.85;}
.guide-card .card-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--teal);
  align-self:flex-start;
  padding-top:6px;
}
.guide-card .card-link:hover{color:var(--teal-bright);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.arrow-ico{display:inline-flex;transition:transform .22s ease;}
.guide-card:hover .arrow-ico{transform:translateX(4px);}

/* ============ 步骤条 ============ */
.steps-row{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.step-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-sub);
  padding:26px 24px;
  box-shadow:var(--shadow-soft);
  position:relative;
}
.step-num{
  width:44px;height:44px;
  border-radius:50%;
  background:var(--grad-brand);
  color:#F0E3C8;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:16px;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step-item h3{font-size:19px;margin-bottom:10px;}
.step-item p{font-size:15px;color:var(--body);}

/* ============ 数据徽章条 ============ */
.stats-strip{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:16px;
}
.stat-badge{
  background:rgba(232,192,138,.32);
  border:1px solid rgba(200,135,59,.28);
  border-radius:var(--radius-pill);
  padding:14px 26px;
  display:inline-flex;
  align-items:baseline;
  gap:10px;
  color:var(--amber-deep);
  font-size:14px;
  font-weight:600;
}
.stat-badge b{
  font-size:24px;
  font-weight:750;
  color:#6C4412;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--card);
  border:1px solid #ECE5D8;
  border-radius:var(--radius-sub);
  margin-bottom:12px;
  overflow:hidden;
  position:relative;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:var(--amber);
  opacity:0;
  transition:opacity .25s ease;
}
.faq-item.is-open{box-shadow:var(--shadow-soft);border-color:#DCD2C0;}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  text-align:left;
  background:none;
  border:none;
  padding:22px 26px;
  font-size:16.5px;
  font-weight:650;
  color:var(--ink);
  cursor:pointer;
  line-height:1.6;
}
.faq-q:hover{color:var(--teal);}
.faq-icon{
  flex:0 0 auto;
  width:22px;height:22px;
  position:relative;
  border-radius:50%;
  background:rgba(28,133,119,.1);
  transition:transform .28s ease,background-color .28s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--teal);
  border-radius:2px;
  top:50%;left:50%;
}
.faq-icon::before{width:10px;height:2px;transform:translate(-50%,-50%);}
.faq-icon::after{width:2px;height:10px;transform:translate(-50%,-50%);}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:rgba(200,135,59,.22);}
.faq-item.is-open .faq-icon::before,
.faq-item.is-open .faq-icon::after{background:var(--amber-deep);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 26px 22px;
  color:var(--body);
  font-size:15.5px;
  line-height:1.85;
}

/* ============ 大卡 CTA ============ */
.big-cta{
  background:var(--card);
  border-radius:28px;
  padding:48px 46px;
  box-shadow:0 18px 44px rgba(18,33,31,.1);
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
}
.big-cta h2{font-size:clamp(22px,2.3vw,30px);margin-bottom:12px;}
.big-cta p{max-width:560px;color:var(--body);}
.big-cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:var(--teal-deep);
  color:#D9E4E0;
  padding:64px 0 0;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:var(--grad-brand);
}
.site-footer h4{
  color:#F3EBDC;
  font-size:16px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  color:#F6EFE0;
}
.footer-brand .logo-mark{
  background:rgba(255,255,255,.12);
  color:#E8C08A;
}
.footer-brand strong{
  font-size:17px;
  font-weight:750;
  color:#F6EFE0;
}
.site-footer p{
  font-size:14.5px;
  line-height:1.85;
  color:#BFD2CD;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  color:#CBDCD7;
  font-size:14.5px;
}
.footer-links a:hover{color:var(--amber-light);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-bottom:12px;
  font-size:14.5px;
  color:#CBDCD7;
  line-height:1.6;
}
.footer-contact .ico{color:var(--amber-light);display:inline-flex;margin-top:2px;}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 28px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  font-size:13.5px;
  color:#A9BFBA;
}
.footer-bottom a{color:#A9BFBA;}
.footer-bottom a:hover{color:var(--amber-light);}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-sm{display:none;}
  .header-inner{min-height:64px;}
  .toc-card{
    position:static;
    padding:16px 8px 16px 16px;
    overflow-x:auto;
    white-space:nowrap;
    border-radius:var(--radius-sub);
  }
  .toc-title{display:none;}
  .toc-list{display:flex;gap:8px;}
  .toc-list li + li{margin-top:0;}
  .toc-list a{
    border-left:none;
    border-bottom:3px solid transparent;
    border-radius:10px 10px 0 0;
    padding:8px 14px;
    font-size:14.5px;
  }
  .toc-list a.is-current{border-left:none;border-bottom-color:var(--amber);}
  .steps-row{grid-template-columns:1fr;}
  .big-cta{flex-direction:column;align-items:flex-start;padding:36px 28px;}
  .big-cta-actions{width:100%;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .page-hero{padding-bottom:48px;}
  .hero-flex{row-gap:32px;}
  .hero-copy h1{margin-bottom:16px;}
  .hero-lead{font-size:16px;}
  .hero-btns .btn{flex:1 1 auto;justify-content:center;}
  .guide-grid{grid-template-columns:1fr;}
  .stats-strip{flex-direction:column;align-items:stretch;}
  .stat-badge{justify-content:center;}
  .faq-q{padding:18px 20px;font-size:15.5px;}
  .faq-a-inner{padding:0 20px 18px;font-size:15px;}
  .site-footer{padding-top:48px;margin-top:56px;}
  .footer-bottom{flex-direction:column;}
  .big-cta-actions .btn{width:100%;}
}
@media screen and (max-width:519px){
  .brand-name{font-size:16px;}
  .logo-mark{width:34px;height:34px;}
  .hero-orb{width:min(260px,78vw);}
  .hero-orb-badge{font-size:12px;padding:6px 14px;}
  .guide-card{padding:22px 20px;}
  .stat-badge b{font-size:21px;}
}