/* roulang page: index */
:root{
  --brand-900:#063B34;
  --brand-700:#0B5D52;
  --brand-500:#128C7A;
  --brand-300:#5FC7B5;
  --accent-600:#E4552A;
  --accent-500:#F4773B;
  --accent-100:#FFE6D8;
  --bg:#F6F3EC;
  --surface:#FFFFFF;
  --ink:#17211F;
  --muted:#5B6663;
  --line:#E3DCD0;
  --success:#2E9E6B;
  --danger:#C2410C;
  --brand-grad:linear-gradient(135deg,#0B5D52 0%,#128C7A 55%,#5FC7B5 100%);
  --cta-grad:linear-gradient(135deg,#F4773B 0%,#E4552A 100%);
  --shadow-sm:0 1px 2px rgba(23,33,31,.04),0 12px 32px -12px rgba(23,33,31,.12);
  --shadow-lg:0 18px 40px -14px rgba(23,33,31,.2);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{letter-spacing:-.3px}
:focus-visible{outline:3px solid rgba(11,93,82,.35);outline-offset:2px;border-radius:6px}
.container{width:min(1200px,100% - 48px);margin-inline:auto}
.section{padding-block:96px}
.section--tight{padding-block:64px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#E9F3F0;color:var(--brand-700);
  font-size:12px;font-weight:600;letter-spacing:.08em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500)}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(246,243,236,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(227,220,208,.7);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:rgba(255,255,255,.96);box-shadow:0 10px 28px -20px rgba(23,33,31,.45)}
.nav-wrap{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  height:76px;gap:20px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:28px}
.nav-left{justify-self:start}
.nav-right{justify-self:end}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;padding:4px 8px;border-radius:10px}
.brand-mark{font-size:20px;font-weight:800;color:var(--brand-900);letter-spacing:-.4px}
.brand-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--brand-500);margin-top:3px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:#2C3A37;
  padding:6px 0;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent-500);border-radius:2px;opacity:0;transform:scaleX(.6);
  transition:opacity .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after,.nav-link.active::after{opacity:1;transform:scaleX(1)}
.nav-link.active{color:var(--brand-900);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 20px;border-radius:999px;
  background:var(--brand-900);color:#fff;font-size:14px;font-weight:700;
  transition:background .25s ease,transform .2s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:var(--cta-grad);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(228,85,42,.8)}
.nav-cta svg{width:16px;height:16px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-900);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-900);border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-menu{
  position:fixed;top:64px;left:0;right:0;z-index:99;
  background:#fff;border-bottom:1px solid var(--line);
  padding:16px 20px 24px;display:none;
  box-shadow:0 24px 40px -30px rgba(23,33,31,.6);
}
.mobile-menu.open{display:block;animation:dropIn .22s ease both}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.mobile-menu .menu-label{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--muted);margin:8px 0 6px}
.mobile-menu a.m-link{display:block;padding:12px 0;font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-menu a.m-link:hover{color:var(--brand-700)}
.mobile-menu .btn{width:100%;margin-top:18px}
.menu-mask{position:fixed;inset:64px 0 0;background:rgba(6,59,52,.36);z-index:98;display:none}
.menu-mask.open{display:block}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:14px;
  font-size:16px;font-weight:700;border:1.5px solid transparent;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--cta-grad);color:#fff;box-shadow:0 12px 26px -14px rgba(228,85,42,.9)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 34px -14px rgba(244,119,59,.6)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;border-color:var(--brand-700);color:var(--brand-900)}
.btn-ghost:hover{background:#EDF7F4;border-color:var(--brand-500)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-sm{height:44px;padding:0 20px;font-size:14px;border-radius:12px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--brand-700);
  transition:color .2s ease;
}
.text-link svg{width:16px;height:16px;transition:transform .2s ease}
.text-link:hover{color:var(--accent-600);text-decoration:underline;text-underline-offset:4px}
.text-link:hover svg{transform:translateX(4px)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 88px}
.hero::before{
  content:"";position:absolute;top:-260px;right:-160px;width:680px;height:680px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,rgba(95,199,181,.34),rgba(95,199,181,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-220px;left:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(244,119,59,.16),rgba(244,119,59,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:55fr 45fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(34px,4.4vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:18px 0 20px;color:var(--brand-900);
}
.hero h1 .hl{color:var(--brand-500)}
.hero-sub{font-size:19px;line-height:1.75;color:#3B4744;max-width:560px}
.hero-desc{margin-top:14px;font-size:15px;color:var(--muted);max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.trust-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.trust-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.trust-pill svg{width:15px;height:15px;color:var(--brand-500)}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);
}
.hero-badges{position:absolute;left:18px;right:18px;bottom:18px;display:flex;flex-wrap:wrap;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.96);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);font-size:12px;color:var(--muted);
}
.badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-500);flex:none}
.badge strong{font-size:16px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}

/* ---------- channel strip ---------- */
.channel-strip{display:grid;grid-template-columns:1.1fr 1fr .9fr;gap:16px;margin-top:-40px;position:relative;z-index:2}
.channel-card{
  display:flex;align-items:center;gap:14px;
  padding:18px 22px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  transition:background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.channel-card:hover{background:#EFF8F5;border-color:var(--brand-300);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.channel-icon{
  width:40px;height:40px;flex:none;border-radius:50%;
  display:grid;place-items:center;background:#E9F3F0;color:var(--brand-700);
}
.channel-icon svg{width:20px;height:20px}
.channel-text{min-width:0}
.channel-text strong{display:block;font-size:15px;font-weight:700;color:var(--brand-900)}
.channel-text span{display:block;font-size:12.5px;color:var(--muted);line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.channel-arrow{margin-left:auto;color:var(--brand-500);flex:none}
.channel-arrow svg{width:18px;height:18px}

/* ---------- section head ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.section-head h2{font-size:clamp(28px,3vw,36px);font-weight:800;line-height:1.25;color:var(--brand-900);margin-bottom:10px}
.section-head p{font-size:15px;color:var(--muted);max-width:640px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:1.1fr 1fr .9fr;gap:24px;align-items:start}
.step{
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.step:nth-child(2){margin-top:24px}
.step:nth-child(3){margin-top:48px}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.step-num{
  font-size:64px;font-weight:800;line-height:1;letter-spacing:-2px;
  background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.step-icon{margin:16px 0 14px;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#FFF1E9;color:var(--accent-600)}
.step-icon svg{width:22px;height:22px}
.step h3{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--brand-900)}
.step p{font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.step .text-link{font-size:14px}

/* ---------- proof ---------- */
.proof{
  background:var(--brand-900);color:#E6F4F0;border-radius:32px;padding:48px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  position:relative;overflow:hidden;
}
.proof::before{
  content:"";position:absolute;top:-120px;right:-100px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(95,199,181,.22),transparent 68%);
}
.proof-visual{position:relative}
.proof-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}
.proof-body{position:relative}
.proof-body h2{font-size:clamp(26px,2.6vw,34px);font-weight:800;line-height:1.3;color:#fff;margin-bottom:16px}
.proof-quote{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:20px;padding:24px;font-size:15px;line-height:1.9;color:#CFE7E1;
}
.proof-quote strong{color:#fff}
.proof-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;padding:14px 16px;
}
.stat b{display:block;font-size:19px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:12px;color:#A9CCC5;margin-top:2px}

/* ---------- verify ---------- */
.verify-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.verify-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.verify-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-300)}
.verify-card .v-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:#E9F3F0;color:var(--brand-700);
  font-size:14px;font-weight:800;margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.verify-card h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--brand-900)}
.verify-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.news-feature a{display:flex;flex-direction:column;height:100%}
.news-cover{position:relative;overflow:hidden}
.news-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 12px;border-radius:999px;background:var(--accent-100);color:var(--accent-600);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.news-body h3{font-size:22px;font-weight:700;line-height:1.45;color:var(--brand-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14.5px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:14px;font-size:12.5px;color:#8A9491;margin-top:auto;padding-top:8px}
.news-meta span{display:inline-flex;align-items:center;gap:5px}
.news-meta svg{width:14px;height:14px}
.news-side{display:grid;gap:16px}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:var(--brand-300)}
.news-item h4{font-size:15.5px;font-weight:700;line-height:1.55;color:var(--brand-900);margin:8px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item p{font-size:13px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-item .news-meta{padding-top:6px}
.empty-state{
  border:1.5px dashed #CFC7B8;border-radius:24px;background:rgba(255,255,255,.6);
  padding:56px 24px;text-align:center;color:var(--muted);
}
.empty-state svg{width:40px;height:40px;color:var(--brand-300);margin:0 auto 14px}
.empty-state p{font-size:15px}
.empty-state .text-link{margin-top:14px}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:1.45fr 1fr;gap:32px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:0 22px;transition:border-color .2s ease,box-shadow .2s ease;overflow:hidden;
}
.faq-item[open]{border-color:var(--brand-500);box-shadow:var(--shadow-sm)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 0;font-size:16.5px;font-weight:700;color:var(--brand-900);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{
  flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand-700);transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-plus svg{width:14px;height:14px}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:var(--accent-500);border-color:var(--accent-500);color:#fff}
.faq-answer{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--muted)}
.faq-item[open] .faq-answer{padding-top:4px;border-top:1px solid #F0EAE0}
.contact-card{
  position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:28px;box-shadow:var(--shadow-sm);
}
.contact-card h3{font-size:18px;font-weight:700;color:var(--brand-900);margin-bottom:6px}
.contact-card .c-note{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.contact-phone{
  display:flex;align-items:center;gap:10px;
  font-size:26px;font-weight:800;color:var(--brand-900);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;margin-bottom:6px;
}
.contact-phone svg{width:22px;height:22px;color:var(--accent-600)}
.contact-hours{font-size:13px;color:var(--muted);margin-bottom:20px}
.contact-list{display:grid;gap:10px;margin-bottom:22px}
.contact-list li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:#3B4744}
.contact-list svg{width:16px;height:16px;flex:none;margin-top:4px;color:var(--brand-500)}
.contact-card .btn{width:100%}
.contact-card .btn+.btn{margin-top:10px}

/* ---------- cta / form ---------- */
.cta-panel{
  background:var(--brand-grad);border-radius:var(--r-lg);padding:48px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(255,255,255,.16),transparent 70%);
  pointer-events:none;
}
.cta-copy{position:relative}
.cta-copy h2{font-size:clamp(26px,2.8vw,34px);font-weight:800;line-height:1.3;color:#fff;margin-bottom:14px}
.cta-copy p{font-size:15px;line-height:1.85;color:#D5EDE8;max-width:420px}
.cta-phone{
  display:inline-flex;align-items:center;gap:10px;margin-top:24px;
  font-size:24px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;
}
.cta-phone svg{width:22px;height:22px}
.cta-copy .btn{margin-top:22px}
.form{position:relative;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:24px}
.field{display:grid;gap:6px;margin-bottom:14px}
.field label{font-size:13.5px;font-weight:600;color:#D8E8E4}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.97);padding:0 14px;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:88px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#9AA4A1}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(95,199,181,.55);
}
.field.invalid input,.field.invalid select{border-color:#FF8A5B;box-shadow:0 0 0 3px rgba(194,65,12,.28)}
.field-error{display:none;font-size:12px;color:#FFD9C9}
.field.invalid .field-error{display:block}
.consent{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:#CDE6E0;line-height:1.6;margin:4px 0 16px}
.consent input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand-300);flex:none}
.form .btn{width:100%}
.form-success{
  display:none;background:#EAF7F1;border:1px solid #B9E3D0;border-radius:16px;
  padding:18px 20px;color:#1E6B4E;font-size:14.5px;line-height:1.8;
}
.form-success.show{display:block}
.form-success b{display:block;font-size:15.5px;margin-bottom:4px;color:#14563D}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--brand-900);color:#D8E8E4;padding:66px 0 26px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(95,199,181,0),rgba(95,199,181,.9),rgba(95,199,181,0));
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand-mark{color:#fff;font-size:20px;font-weight:800;letter-spacing:-.4px}
.footer-brand .brand-sub{color:var(--brand-300)}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.85;color:#A9CCC5;max-width:300px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.8px;color:#C4DDD8;transition:color .2s ease}
.footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:3px}
.footer-phone{font-size:20px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;display:inline-block;margin-bottom:10px}
.footer-col p{font-size:13.4px;color:#A9CCC5;line-height:1.8}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12px;color:#8FB5AE;
}
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:90;
  width:46px;height:46px;border-radius:50%;
  background:var(--brand-900);color:#fff;display:grid;place-items:center;
  box-shadow:0 14px 30px -14px rgba(6,59,52,.8);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--accent-600)}
.to-top svg{width:18px;height:18px}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{width:min(960px,100% - 48px)}
  .nav-left,.nav-right{gap:20px}
  .verify-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1023px){
  .nav-left,.nav-right{display:none}
  .nav-wrap{grid-template-columns:auto 1fr auto;height:64px}
  .brand{justify-self:center}
  .nav-toggle{display:flex;justify-self:end}
  .nav-quick{
    display:flex;align-items:center;justify-content:center;justify-self:start;
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--brand-700);
  }
  .nav-quick svg{width:18px;height:18px}
  .hero{padding:44px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-sub{max-width:none}
  .channel-strip{grid-template-columns:1fr;margin-top:0;gap:12px}
  .channel-card{border-radius:18px}
  .steps{grid-template-columns:1fr;gap:18px}
  .step:nth-child(2),.step:nth-child(3){margin-top:0}
  .proof{grid-template-columns:1fr;padding:36px;gap:28px}
  .news-grid{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr}
  .contact-card{position:static}
  .cta-panel{grid-template-columns:1fr;padding:36px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding-block:72px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:34px}
}
@media (min-width:1024px){.nav-quick{display:none}}
@media (max-width:767px){
  .container{width:calc(100% - 32px)}
  .section{padding-block:56px}
  .hero{padding:32px 0 56px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:16.5px}
  .hero-actions{gap:12px}
  .hero-actions .btn{width:100%}
  .hero-badges{position:static;margin-top:14px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px}
  .badge{flex:none}
  .trust-bar{gap:8px}
  .verify-grid{grid-template-columns:1fr}
  .proof{padding:26px;border-radius:24px}
  .proof-stats{grid-template-columns:1fr;gap:10px}
  .cta-panel{padding:26px;border-radius:24px}
  .news-body{padding:20px}
  .news-body h3{font-size:19px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{padding:48px 0 22px}
  .btn{width:100%}
  .nav-cta{width:auto}
  .to-top{right:16px;bottom:16px;width:42px;height:42px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .hero h1{font-size:30px;line-height:1.22}
  .channel-text span{white-space:normal}
  .cta-phone{font-size:20px}
  .contact-phone{font-size:22px}
}

/* roulang page: article */
:root{
  --brand-900:#063B34;--brand-700:#0B5D52;--brand-500:#128C7A;--brand-300:#5FC7B5;
  --accent-600:#E4552A;--accent-500:#F4773B;--accent-100:#FFE6D8;
  --bg:#F6F3EC;--surface:#FFFFFF;--ink:#17211F;--muted:#5B6663;--line:#E3DCD0;
  --success:#2E9E6B;--danger:#C2410C;
  --brand-grad:linear-gradient(135deg,#0B5D52 0%,#128C7A 55%,#5FC7B5 100%);
  --cta-grad:linear-gradient(135deg,#F4773B 0%,#E4552A 100%);
  --r-lg:28px;--r-md:20px;--r-sm:12px;--r-btn:14px;
  --sh-1:0 1px 2px rgba(23,33,31,.04),0 12px 32px -12px rgba(23,33,31,.12);
  --sh-2:0 18px 40px -14px rgba(23,33,31,.2);
  --section-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:0;
}
img{max-width:100%;display:block;background:#EDEAE2}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.2px}
p{margin:0}
:focus-visible{outline:3px solid rgba(11,93,82,.35);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(246,243,236,.86);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .25s,box-shadow .25s,border-color .25s;
}
.site-header.scrolled{background:rgba(255,255,255,.96);border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(23,33,31,.5)}
.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.nav-left,.nav-right{display:flex;align-items:center;gap:28px}
.nav-right{gap:24px}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--ink);padding:6px 0;transition:color .2s}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--accent-500);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-700);font-weight:600}
.logo{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  text-align:center;line-height:1.15;white-space:nowrap;
}
.logo-main{display:block;font-size:20px;font-weight:800;color:var(--brand-900);letter-spacing:.02em}
.logo-sub{display:block;font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--muted)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:var(--r-btn);border:none;
  font-size:16px;font-weight:700;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:var(--cta-grad);color:#fff;box-shadow:0 12px 26px -14px rgba(228,85,42,.85)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 32px -14px rgba(244,119,59,.6)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 8px 18px -12px rgba(228,85,42,.8)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-500)}
.btn-ghost:hover{background:#EDF7F4}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.5;cursor:not-allowed;transform:none}
.btn-phone{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:999px;
  background:var(--brand-700);color:#fff;font-size:14px;font-weight:700;white-space:nowrap;
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn-phone:hover{background:var(--cta-grad);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(228,85,42,.9)}
.btn-phone svg{width:16px;height:16px;flex:none}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--brand-900);border-radius:2px;position:relative;transition:transform .2s,opacity .2s}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-900);border-radius:2px;transition:transform .2s;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.menu-toggle.open span{background:transparent}
.menu-toggle.open span::before{transform:translateY(6px) rotate(45deg)}
.menu-toggle.open span::after{transform:translateY(-6px) rotate(-45deg)}
.mobile-phone{display:none;width:40px;height:40px;border-radius:999px;background:var(--brand-700);color:#fff;align-items:center;justify-content:center}
.mobile-phone svg{width:18px;height:18px}
.mobile-panel{
  position:fixed;top:64px;left:0;right:0;z-index:95;background:#fff;
  border-bottom:1px solid var(--line);padding:10px 16px 24px;
  box-shadow:0 24px 40px -28px rgba(23,33,31,.5);
  transform:translateY(-12px);opacity:0;pointer-events:none;transition:transform .25s ease,opacity .25s ease;
  max-height:calc(100vh - 64px);overflow-y:auto;
}
.mobile-panel.open{transform:none;opacity:1;pointer-events:auto}
.mobile-group-title{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--muted);padding:14px 4px 6px}
.mobile-panel .m-link{
  display:flex;align-items:center;justify-content:space-between;
  font-size:17px;font-weight:600;color:var(--ink);padding:13px 4px;border-bottom:1px solid var(--line);
}
.mobile-panel .m-link:hover{color:var(--brand-700)}
.mobile-panel .m-link .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-500);opacity:0}
.mobile-panel .m-link.active .dot{opacity:1}
.mobile-cta{margin-top:18px}
.mobile-cta .btn{width:100%}
.menu-mask{position:fixed;inset:0;background:rgba(6,59,52,.36);opacity:0;pointer-events:none;transition:opacity .25s;z-index:90}
.menu-mask.open{opacity:1;pointer-events:auto}
body.lock{overflow:hidden}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{padding:22px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#C3BAA9}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.breadcrumb .current{color:var(--brand-900);font-weight:600}

/* ---------- 文章头 ---------- */
.article-hero{
  position:relative;overflow:hidden;margin-top:18px;
  padding:44px 0 46px;
  background:linear-gradient(135deg,rgba(11,93,82,.10) 0%,rgba(95,199,181,.16) 60%,rgba(255,230,216,.5) 100%);
  border-top:1px solid rgba(227,220,208,.7);
  border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";position:absolute;right:-70px;top:-90px;width:420px;height:420px;border-radius:50%;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.16;pointer-events:none;
}
.article-hero .container{position:relative;z-index:1}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.9);border:1px solid var(--line);
  font-size:12px;font-weight:700;letter-spacing:.05em;color:var(--brand-700);
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--accent-500);display:inline-block}
.article-title{
  margin:18px 0 16px;max-width:900px;
  font-size:clamp(30px,3.6vw,46px);font-weight:800;line-height:1.24;color:var(--brand-900);
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--muted)}
.post-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.post-meta .meta-item svg{width:15px;height:15px;color:var(--brand-500)}
.post-meta .meta-cat{color:var(--brand-700);font-weight:600}
.hero-lead{max-width:760px;margin-top:18px;font-size:16px;color:#3B4A46}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;
  padding:52px 0 var(--section-gap);align-items:start;
}
.article-main{min-width:0}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:#22302D}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:750;line-height:1.35;color:var(--brand-900);
  margin:48px 0 18px;padding-left:14px;border-left:4px solid var(--brand-500);
}
.article-body h3{font-size:24px;font-weight:700;line-height:1.4;color:var(--brand-900);margin:36px 0 14px}
.article-body h4{font-size:19px;font-weight:700;color:var(--brand-900);margin:28px 0 12px}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.4em}
.article-body ul li{list-style:disc;margin:.4em 0}
.article-body ol li{list-style:decimal;margin:.45em 0}
.article-body li::marker{color:var(--brand-500);font-weight:700}
.article-body blockquote{
  margin:28px 0;padding:18px 22px;background:#EDF7F4;color:#20403A;
  border-left:4px solid var(--brand-500);border-radius:0 14px 14px 0;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:28px 0 10px;width:100%;height:auto}
.article-body figure{margin:28px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;line-height:1.6}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th{background:#EDF7F4;font-weight:700;text-align:left;color:var(--brand-900)}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--accent-600)}
.article-body strong{font-weight:750;color:var(--brand-900)}
.article-body hr{border:none;border-top:1px dashed var(--line);margin:36px 0}

/* 空状态 */
.empty-state{
  max-width:640px;padding:44px 32px;text-align:center;
  background:#FBFAF6;border:1px dashed #CFC6B4;border-radius:var(--r-md);
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  background:var(--accent-100);color:var(--accent-600);
  display:flex;align-items:center;justify-content:center;
}
.empty-state .empty-icon svg{width:24px;height:24px}
.empty-title{font-size:20px;font-weight:750;color:var(--brand-900);margin-bottom:8px}
.empty-desc{font-size:15px;color:var(--muted);margin-bottom:22px}

/* 文末导航 */
.post-ends{
  display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;
  margin-top:48px;padding-top:26px;border-top:1px solid var(--line);
}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-700);transition:color .2s}
.text-link svg{width:16px;height:16px;transition:transform .2s}
.text-link:hover{color:var(--accent-600)}
.text-link:hover svg{transform:translateX(4px)}
.text-link.prev:hover svg{transform:translateX(-4px)}

/* ---------- 侧栏 ---------- */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
}
.aside-card.contact{background:linear-gradient(160deg,#FFFFFF 0%,#F2FAF7 100%)}
.aside-label{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--brand-500);margin-bottom:12px}
.aside-label i{width:6px;height:6px;border-radius:50%;background:var(--accent-500)}
.aside-phone{display:block;font-size:26px;font-weight:800;color:var(--brand-900);letter-spacing:.01em;font-variant-numeric:tabular-nums;line-height:1.2}
.aside-phone:hover{color:var(--accent-600)}
.aside-note{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.7}
.aside-card .btn{width:100%;height:46px;font-size:15px;margin-top:14px}
.aside-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.aside-list li{position:relative;padding-left:18px;font-size:14px;color:#3B4A46;line-height:1.7}
.aside-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--brand-300)}
.aside-card h3{font-size:16px;font-weight:750;color:var(--brand-900);margin-bottom:6px}
.aside-links{display:flex;flex-direction:column;gap:2px;margin-top:6px}
.aside-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 0;font-size:14px;color:#3B4A46;border-bottom:1px dashed var(--line);transition:color .2s;
}
.aside-links a:last-child{border-bottom:none}
.aside-links a:hover{color:var(--brand-700)}
.aside-links svg{width:14px;height:14px;color:var(--brand-300);flex:none}

/* ---------- 相关推荐 ---------- */
.related-section{padding:0 0 var(--section-gap)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,2.8vw,34px);font-weight:750;color:var(--brand-900);line-height:1.3}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE7E0}
.post-card:focus-within{outline:3px solid rgba(11,93,82,.28);outline-offset:2px}
.post-card-img{width:100%;aspect-ratio:16/10;object-fit:cover}
.post-card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-badge{
  align-self:flex-start;display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:#EDF7F4;color:var(--brand-700);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.post-card h3{font-size:18px;font-weight:700;line-height:1.45;color:var(--brand-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover h3{color:var(--brand-700)}
.post-card .card-desc{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.card-foot svg{width:15px;height:15px;color:var(--brand-500);transition:transform .2s}
.post-card:hover .card-foot svg{transform:translateX(4px)}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 var(--section-gap)}
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-grad);border-radius:var(--r-lg);padding:48px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  box-shadow:0 30px 60px -34px rgba(6,59,52,.75);
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;color:#fff;line-height:1.3}
.cta-band p{color:#D8E8E4;font-size:15px;margin-top:12px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.cta-actions .btn-primary{box-shadow:0 16px 34px -16px rgba(0,0,0,.5)}
.cta-side{position:relative;z-index:1;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:var(--r-md);padding:22px 24px}
.cta-side .cs-label{font-size:12px;letter-spacing:.06em;color:#BFE3DA;font-weight:700}
.cta-side .cs-phone{display:block;font-size:26px;font-weight:800;color:#fff;margin-top:6px;font-variant-numeric:tabular-nums}
.cta-side .cs-phone:hover{color:var(--accent-100)}
.cta-side p{font-size:13px;color:#CFE7E0;margin-top:8px}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--brand-900);color:#D8E8E4;
  padding:64px 0 28px;font-size:14px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand-500),var(--brand-300),var(--accent-500));
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .brand-mark{font-size:20px;font-weight:800;color:#fff;letter-spacing:.02em}
.footer-brand .brand-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:#9FC9C0;margin-top:2px}
.footer-brand p{margin-top:14px;color:#A9CBC3;font-size:14px;line-height:1.8}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:#D8E8E4;transition:color .2s}
.footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:3px}
.footer-phone{display:inline-block;font-size:20px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.footer-phone:hover{color:var(--accent-500)}
.footer-col p{color:#A9CBC3;line-height:1.8;margin-top:8px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(216,232,228,.16);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12px;color:#8FB2AA;
}
.to-top{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--brand-700);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);cursor:pointer;border:none;z-index:80;
  opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .25s,transform .25s,background .2s;
}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.to-top:hover{background:var(--accent-600)}
.to-top svg{width:18px;height:18px}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:960px}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:36px}
}
@media (max-width:1023px){
  :root{--section-gap:72px}
  .nav-left,.nav-right{display:none}
  .menu-toggle{display:flex}
  .mobile-phone{display:flex}
  .header-inner{height:64px}
  .logo-main{font-size:17px}
  .logo-sub{font-size:10px}
  .site-header{background:rgba(246,243,236,.94)}
  .mobile-panel{top:64px}
  .article-layout{grid-template-columns:1fr;gap:32px;padding:40px 0 var(--section-gap)}
  .article-aside{position:static;top:auto;flex-direction:row;flex-wrap:wrap}
  .article-aside .aside-card{flex:1 1 280px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr;padding:36px;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .article-body{max-width:100%}
}
@media (max-width:767px){
  :root{--section-gap:56px}
  .container{padding:0 16px}
  .article-hero{padding:32px 0 34px;margin-top:14px}
  .article-title{font-size:clamp(26px,7vw,32px)}
  .hero-lead{font-size:15px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{margin-top:36px;font-size:22px}
  .article-body h3{font-size:20px}
  .article-aside{flex-direction:column}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px;border-radius:22px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .post-ends{gap:12px}
  .to-top{right:14px;bottom:14px}
  .section-head{margin-bottom:24px}
}
@media (max-width:520px){
  .post-meta{font-size:13px;gap:8px 14px}
  .aside-phone{font-size:23px}
  .empty-state{padding:34px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --brand-900:#063B34;
  --brand-700:#0B5D52;
  --brand-500:#128C7A;
  --brand-300:#5FC7B5;
  --accent-600:#E4552A;
  --accent-500:#F4773B;
  --accent-100:#FFE6D8;
  --bg:#F6F3EC;
  --surface:#FFFFFF;
  --ink:#17211F;
  --muted:#5B6663;
  --line:#E3DCD0;
  --success:#2E9E6B;
  --danger:#C2410C;
  --brand-grad:linear-gradient(135deg,#0B5D52 0%,#128C7A 55%,#5FC7B5 100%);
  --cta-grad:linear-gradient(135deg,#F4773B 0%,#E4552A 100%);
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:12px;
  --radius-btn:14px;
  --shadow-1:0 1px 2px rgba(23,33,31,.04),0 12px 32px -12px rgba(23,33,31,.12);
  --shadow-2:0 18px 40px -14px rgba(23,33,31,.2);
  --gap-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.2px}
p{margin:0}
:focus-visible{outline:3px solid rgba(11,93,82,.35);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 28px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s ease,box-shadow .25s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--cta-grad);color:#fff;box-shadow:0 10px 24px -12px rgba(228,85,42,.6)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 32px -14px rgba(244,119,59,.55)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px -12px rgba(228,85,42,.7)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-500)}
.btn-ghost:hover{background:#E8F4F1;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none}
.btn svg{flex:0 0 auto}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand-700);font-size:15px}
.text-link svg{transition:transform .22s ease}
.text-link:hover svg{transform:translateX(4px)}
.text-link:hover{color:var(--brand-500)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,243,236,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px -22px rgba(23,33,31,.4);
}
.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.logo{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:flex;flex-direction:column;align-items:center;line-height:1.1;
  padding:4px 10px;border-radius:12px;transition:opacity .2s ease;
}
.logo:hover{opacity:.82}
.logo-main{font-size:20px;font-weight:800;letter-spacing:.05em;color:var(--brand-900)}
.logo-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--brand-500);margin-top:4px}
.nav-left,.nav-right{display:flex;align-items:center;gap:28px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{position:relative;font-size:15px;font-weight:500;color:#31413E;padding:6px 0;transition:color .2s ease}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:2px;
  background:var(--accent-500);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-900);font-weight:700}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:999px;
  background:var(--brand-700);color:#fff;font-size:14px;font-weight:700;
  transition:background .25s ease,transform .2s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:var(--cta-grad);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(228,85,42,.7)}
.header-phone{display:none;width:40px;height:40px;border-radius:12px;align-items:center;justify-content:center;color:var(--brand-700);background:rgba(18,140,122,.1)}
.menu-btn{display:none;width:40px;height:40px;border-radius:12px;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--brand-900)}
.mobile-mask{
  position:fixed;inset:0;background:rgba(6,59,52,.36);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.mobile-mask.open{opacity:1;visibility:visible}
.mobile-panel{
  position:fixed;left:0;right:0;top:64px;z-index:70;
  background:#fff;border-bottom:1px solid var(--line);
  padding:18px 20px 26px;
  max-height:calc(100vh - 64px);overflow-y:auto;
  transform:translateY(-14px);opacity:0;visibility:hidden;
  transition:transform .25s ease,opacity .25s ease,visibility .25s ease;
  box-shadow:0 24px 48px -28px rgba(23,33,31,.5);
}
.mobile-panel.open{transform:translateY(0);opacity:1;visibility:visible}
.m-group{margin:0 0 8px;font-size:12px;letter-spacing:.08em;color:var(--muted);font-weight:600}
.m-link{display:block;padding:13px 2px;font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.m-link.active{color:var(--brand-700)}
.m-cta{margin-top:20px;width:100%}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:20px 0 0;font-size:13px;color:var(--muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#B9B2A5}
.breadcrumb a{color:var(--muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb [aria-current="page"]{color:var(--ink);font-weight:600}

/* ---------- 页头 ---------- */
.page-banner{
  position:relative;overflow:hidden;
  margin-top:20px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#E7F3F0 0%,#F7F1E8 70%,#FDEEE4 100%);
  min-height:320px;display:flex;align-items:center;
  padding:52px 56px;
  border:1px solid rgba(18,140,122,.12);
}
.page-banner::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:54%;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
  opacity:.2;
  -webkit-mask-image:linear-gradient(to right,transparent 0%,#000 45%);
  mask-image:linear-gradient(to right,transparent 0%,#000 45%);
}
.page-banner::before{
  content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(95,199,181,.35),transparent 66%);
}
.banner-inner{position:relative;z-index:2;max-width:660px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:#fff;
  border:1px solid rgba(18,140,122,.24);
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--brand-700);
  margin-bottom:20px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500)}
.page-banner h1{
  font-size:clamp(30px,3.6vw,46px);line-height:1.2;letter-spacing:-.5px;color:var(--brand-900);
}
.page-banner h1 .hl{
  display:block;margin-top:8px;color:var(--brand-500);
}
.banner-desc{margin-top:18px;font-size:16px;line-height:1.85;color:#3D4A47;max-width:600px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.9);
  border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--brand-700);
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--gap-section) 0 0}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:clamp(26px,3vw,36px);color:var(--brand-900)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8}
.section-kicker{display:block;font-size:12px;letter-spacing:.08em;font-weight:700;color:var(--brand-500);margin-bottom:12px}

/* ---------- 主内容布局 ---------- */
.flow-layout{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:44px;align-items:start}

/* ---------- 步骤时间轴 ---------- */
.timeline{position:relative;display:grid;gap:20px}
.timeline-item{position:relative;padding-left:72px}
.timeline-item::after{
  content:"";position:absolute;left:21px;top:56px;bottom:-24px;width:2px;
  background:repeating-linear-gradient(to bottom,var(--brand-300) 0 6px,transparent 6px 13px);
  opacity:.75;
}
.timeline-item:last-child::after{display:none}
.timeline-num{
  position:absolute;left:0;top:2px;width:44px;height:44px;border-radius:50%;
  background:var(--brand-grad);color:#fff;font-size:15px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 20px -12px rgba(11,93,82,.8);
}
.timeline-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px 26px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.timeline-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(18,140,122,.35)}
.timeline-card h3{font-size:20px;color:var(--brand-900);line-height:1.4}
.timeline-card p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--muted)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip{
  display:inline-block;padding:5px 12px;border-radius:999px;
  background:#E8F4F1;color:var(--brand-700);font-size:12.5px;font-weight:600;
}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:100px;display:grid;gap:20px}
.contact-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:28px;box-shadow:var(--shadow-1);
}
.contact-card .label{font-size:12px;letter-spacing:.08em;font-weight:700;color:var(--accent-600);margin-bottom:10px}
.contact-phone{
  display:block;font-size:26px;font-weight:800;color:var(--brand-900);
  letter-spacing:.01em;font-variant-numeric:tabular-nums;transition:color .2s ease;
}
.contact-phone:hover{color:var(--brand-500)}
.contact-meta{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.8}
.contact-card .btn{width:100%;margin-top:18px}
.contact-card .btn+.btn{margin-top:12px}
.contact-note{
  margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);line-height:1.75;
}
.side-list{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:26px;box-shadow:var(--shadow-1);
}
.side-list h3{font-size:17px;color:var(--brand-900)}
.check-list{margin-top:16px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:30px;font-size:14.5px;line-height:1.7;color:#3D4A47}
.check-list li::before{
  content:"";position:absolute;left:0;top:3px;width:19px;height:19px;border-radius:50%;
  background:rgba(18,140,122,.13);
}
.check-list li::after{
  content:"";position:absolute;left:6px;top:8px;width:8px;height:4px;
  border-left:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:rotate(-45deg);
}

/* ---------- 图文核对 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split figure{margin:0;position:relative}
.split img{border-radius:24px;box-shadow:var(--shadow-2);width:100%;object-fit:cover;aspect-ratio:16/11}
.split-figure-badge{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;background:rgba(255,255,255,.96);
  border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--brand-700);
  box-shadow:0 12px 26px -18px rgba(23,33,31,.6);
}
.split-figure-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500)}
.split h2{font-size:clamp(25px,2.8vw,34px);color:var(--brand-900)}
.split p.lead{margin-top:14px;color:var(--muted);font-size:15.5px}
.verify-list{margin-top:26px;display:grid;gap:18px}
.verify-list li{padding-left:22px;border-left:3px solid var(--brand-300)}
.verify-list strong{display:block;font-size:16px;color:var(--brand-900);margin-bottom:4px}
.verify-list span{font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- 卡点卡片 ---------- */
.issue-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.issue-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:26px 28px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.issue-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(18,140,122,.35)}
.issue-card .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;background:var(--accent-100);
  color:var(--accent-600);font-size:14px;font-weight:800;margin-bottom:16px;
}
.issue-card h3{font-size:18px;color:var(--brand-900);line-height:1.45}
.issue-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(18,140,122,.4)}
.faq-item[open]{border-color:var(--brand-300);box-shadow:inset 3px 0 0 var(--accent-500)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 22px;font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 auto;position:relative;width:26px;height:26px;border-radius:50%;
  background:#E8F4F1;transition:transform .28s ease,background-color .22s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-100)}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--accent-600)}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-grad);color:#fff;
  border-radius:var(--radius-lg);padding:48px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,230,216,.28),transparent 68%);
}
.cta-band h2{font-size:clamp(25px,2.8vw,34px);color:#fff;position:relative;z-index:1}
.cta-band p{margin-top:14px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.88);max-width:520px;position:relative;z-index:1}
.cta-side{position:relative;z-index:1;display:grid;gap:14px}
.cta-phone{
  display:block;font-size:clamp(24px,2.6vw,30px);font-weight:800;color:#fff;
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
  transition:color .2s ease;
}
.cta-phone:hover{color:var(--accent-100)}
.cta-side .btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.cta-side .btn-ghost:hover{background:rgba(255,255,255,.14)}
.cta-hint{font-size:13px;color:rgba(255,255,255,.78)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;margin-top:var(--gap-section);
  background:var(--brand-900);color:#D8E8E4;padding:64px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand-300),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-mark{font-size:20px;font-weight:800;color:#fff;letter-spacing:.04em}
.footer-brand .brand-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--brand-300);margin:4px 0 14px}
.footer-brand p,.footer-col p{font-size:14px;line-height:1.8;color:rgba(216,232,228,.82);margin:0 0 8px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:#D8E8E4;transition:color .2s ease}
.footer-col ul a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:4px}
.footer-phone{display:inline-block;font-size:20px;font-weight:800;color:#fff;margin-bottom:8px;font-variant-numeric:tabular-nums;transition:color .2s ease}
.footer-phone:hover{color:var(--brand-300)}
.footer-bottom{
  margin-top:48px;padding:20px 0 24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12px;color:rgba(216,232,228,.72);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:960px}
  .flow-layout{grid-template-columns:minmax(0,1fr) 320px;gap:32px}
  :root{--gap-section:80px}
}
@media (max-width:1023px){
  .nav-left,.nav-right{display:none}
  .menu-btn{display:inline-flex}
  .header-phone{display:inline-flex}
  .header-inner{height:64px}
  .logo{position:static;transform:none;margin:0 auto}
  .site-header{background:rgba(255,255,255,.95)}
  .page-banner{min-height:auto;padding:40px 32px}
  .page-banner::after{width:70%;opacity:.14}
  .flow-layout{grid-template-columns:1fr;gap:32px}
  .sidebar{position:static}
  .split{grid-template-columns:1fr;gap:32px}
  .split figure{order:-1}
  .issue-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  :root{--gap-section:64px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  :root{--gap-section:56px}
  .page-banner{padding:32px 22px;border-radius:22px}
  .page-banner h1{font-size:clamp(26px,7vw,32px)}
  .banner-desc{font-size:15px}
  .timeline-item{padding-left:60px}
  .timeline-num{width:38px;height:38px;font-size:13px}
  .timeline-item::after{left:18px;top:48px}
  .timeline-card{padding:20px}
  .timeline-card h3{font-size:18px}
  .contact-card,.side-list{padding:22px}
  .issue-card{padding:22px}
  .cta-band{padding:32px 22px;border-radius:22px}
  .btn{width:100%}
  .btn-inline{width:auto}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .split img{aspect-ratio:4/3}
}
@media (max-width:519px){
  .header-inner{gap:10px}
  .logo-main{font-size:17px}
  .logo-sub{font-size:10px}
  .tag{font-size:12px;padding:6px 12px}
  .faq-item summary{font-size:15.5px;padding:14px 16px}
  .faq-body{padding:0 16px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category2 */
:root{
  --brand-900:#063B34;
  --brand-700:#0B5D52;
  --brand-500:#128C7A;
  --brand-300:#5FC7B5;
  --accent-600:#E4552A;
  --accent-500:#F4773B;
  --accent-100:#FFE6D8;
  --bg:#F6F3EC;
  --surface:#FFFFFF;
  --ink:#17211F;
  --muted:#5B6663;
  --line:#E3DCD0;
  --success:#2E9E6B;
  --danger:#C2410C;
  --brand-grad:linear-gradient(135deg,#0B5D52 0%,#128C7A 55%,#5FC7B5 100%);
  --cta-grad:linear-gradient(135deg,#F4773B 0%,#E4552A 100%);
  --shadow-sm:0 1px 2px rgba(23,33,31,.04),0 12px 32px -12px rgba(23,33,31,.12);
  --shadow-lg:0 18px 40px -14px rgba(23,33,31,.2);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-btn:14px;
  --section:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent-600);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(11,93,82,.35);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 10px 26px -20px rgba(23,33,31,.45);
}
.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:76px;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.nav-left,.nav-right{display:flex;align-items:center;gap:28px;}
.nav-right{margin-left:auto;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--ink);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link.active{color:var(--brand-900);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-6px;
  height:2px;
  border-radius:2px;
  background:var(--accent-500);
}
.brand{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  display:flex;
  flex-direction:column;
  align-items:center;
  line-height:1.1;
  text-align:center;
  white-space:nowrap;
}
.brand-mark{font-size:20px;font-weight:800;color:var(--brand-900);letter-spacing:.02em;}
.brand-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--brand-500);margin-top:4px;}
.brand:hover .brand-mark{color:var(--brand-700);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 18px;
  border-radius:999px;
  background:var(--brand-900);
  color:#fff;
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.nav-cta:hover{
  background:var(--cta-grad);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 24px -14px rgba(228,85,42,.85);
}
.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(--brand-900);
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:var(--brand-300);background:#F1F8F6;}

/* ---------- mobile menu ---------- */
.mobile-menu{display:none;position:fixed;inset:0;z-index:90;}
.mobile-menu.open{display:block;}
.mobile-scrim{position:absolute;inset:0;background:rgba(6,59,52,.36);}
.mobile-panel{
  position:relative;
  background:#fff;
  padding:22px 20px 26px;
  border-bottom-left-radius:22px;
  border-bottom-right-radius:22px;
  box-shadow:0 24px 48px -24px rgba(6,59,52,.5);
  animation:slideDown .26s ease;
  max-height:88vh;
  overflow-y:auto;
}
@keyframes slideDown{from{transform:translateY(-16px);opacity:.4;}to{transform:translateY(0);opacity:1;}}
.mobile-group-title{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--muted);
  font-weight:600;
  margin-bottom:8px;
}
.mobile-panel a.m-link{
  display:block;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  padding:13px 2px;
  border-bottom:1px solid var(--line);
}
.mobile-panel a.m-link.is-active{color:var(--brand-700);}
.mobile-panel a.m-link:hover{color:var(--brand-700);}
.mobile-cta{width:100%;margin-top:20px;justify-content:center;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:52px;
  padding:0 28px;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:var(--cta-grad);
  color:#fff;
  box-shadow:0 12px 26px -16px rgba(228,85,42,.9);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 18px 32px -14px rgba(244,119,59,.55);
}
.btn-ghost{
  background:#fff;
  border-color:var(--brand-500);
  color:var(--brand-700);
}
.btn-ghost:hover{
  background:#EFF8F5;
  color:var(--brand-900);
  border-color:var(--brand-700);
}
.btn-outline-light{
  background:rgba(255,255,255,.08);
  border-color:rgba(216,232,228,.55);
  color:#fff;
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.18);
  color:#fff;
  border-color:#fff;
}
.btn-block{width:100%;}
.btn-sm{min-height:44px;padding:0 20px;font-size:15px;border-radius:12px;}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,#EAF4F0 0%,#F6F3EC 52%,#FDEEE5 100%);
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;
  top:-140px;right:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(18,140,122,.18) 0%,rgba(18,140,122,0) 70%);
}
.page-hero::after{
  content:"";
  position:absolute;
  right:0;bottom:0;
  width:min(46%,560px);
  height:100%;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center right;
  opacity:.16;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 55%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 55%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:44px 0 56px;
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  list-style:none;
  font-size:13px;
  color:var(--muted);
  margin-bottom:22px;
}
.breadcrumb li{display:flex;align-items:center;}
.breadcrumb li+li::before{content:"/";margin:0 10px;color:#C3BBB0;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb [aria-current="page"]{color:var(--brand-900);font-weight:600;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500);}
.page-hero h1{
  font-size:clamp(30px,3.8vw,46px);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.5px;
  color:var(--brand-900);
  max-width:860px;
}
.hero-lead{
  margin-top:18px;
  max-width:740px;
  font-size:16.5px;
  line-height:1.85;
  color:#3C4744;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.fact-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  background:rgba(255,255,255,.86);
  border:1px solid var(--line);
  font-size:13px;
  font-weight:600;
  color:var(--brand-900);
}
.fact-pill svg{color:var(--brand-500);flex:0 0 auto;}

/* ---------- anchor bar ---------- */
.anchor-wrap{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.anchor-inner{
  display:flex;
  align-items:center;
  gap:18px;
  padding:16px 0;
  flex-wrap:wrap;
}
.anchor-label{
  font-size:12px;
  letter-spacing:.08em;
  font-weight:700;
  color:var(--muted);
  white-space:nowrap;
}
.anchor-bar{display:flex;flex-wrap:wrap;gap:10px;}
.anchor-pill{
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#FBF9F4;
  color:var(--brand-900);
  font-size:14px;
  font-weight:600;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.anchor-pill:hover{
  background:#EFF8F5;
  border-color:var(--brand-300);
  color:var(--brand-700);
  transform:translateY(-1px);
}

/* ---------- sections ---------- */
.section{padding:var(--section) 0;}
.section-tight{padding-top:64px;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{
  font-size:clamp(26px,2.8vw,34px);
  font-weight:750;
  line-height:1.25;
  color:var(--brand-900);
  letter-spacing:-.3px;
}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;}

/* ---------- faq layout ---------- */
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 326px;
  gap:36px;
  align-items:start;
}
.faq-group{margin-bottom:40px;scroll-margin-top:110px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{
  display:flex;
  align-items:baseline;
  gap:12px;
  margin-bottom:16px;
  padding-left:14px;
  border-left:4px solid var(--brand-500);
}
.faq-group-head h2{
  font-size:21px;
  font-weight:750;
  color:var(--brand-900);
}
.faq-group-head span{font-size:13px;color:var(--muted);}

.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:16px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:#CBDCD7;}
.faq-item[open]{
  border-color:var(--brand-300);
  box-shadow:0 16px 34px -26px rgba(11,93,82,.6);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:56px;
  padding:14px 20px;
  cursor:pointer;
  font-size:16.5px;
  font-weight:700;
  line-height:1.5;
  color:var(--ink);
  list-style:none;
  transition:background .2s ease,box-shadow .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:#FAFDFC;color:var(--brand-900);}
.faq-item[open] summary{
  box-shadow:inset 3px 0 0 var(--accent-500);
  color:var(--brand-900);
  background:#FBFDFC;
}
.faq-icon{
  position:relative;
  flex:0 0 20px;
  width:20px;
  height:20px;
  border-radius:50%;
  background:#EFF8F5;
  transition:transform .25s ease,background .25s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  background:var(--brand-500);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .25s ease,background .25s ease;
}
.faq-icon::before{width:10px;height:2px;}
.faq-icon::after{width:2px;height:10px;}
.faq-item[open] .faq-icon{transform:rotate(135deg);background:var(--accent-100);}
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after{background:var(--accent-600);}
.faq-answer{
  padding:0 20px 20px;
  font-size:15px;
  line-height:1.9;
  color:#3C4744;
}
.faq-answer p{margin:0;}
.faq-answer p+p{margin-top:10px;}
.faq-answer strong{color:var(--brand-900);}

/* ---------- side column ---------- */
.faq-side{
  position:sticky;
  top:100px;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--shadow-sm);
}
.side-eyebrow{
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--accent-600);
  margin-bottom:8px;
}
.side-card h3{
  font-size:18px;
  font-weight:750;
  color:var(--brand-900);
  line-height:1.4;
}
.side-phone{
  display:block;
  margin:14px 0 4px;
  font-size:26px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--brand-900);
  line-height:1.2;
}
.side-phone:hover{color:var(--accent-600);}
.side-meta{
  font-size:13.5px;
  color:var(--muted);
  margin-bottom:16px;
}
.side-card .btn+.btn{margin-top:10px;}
.side-note{
  margin-top:14px;
  font-size:13px;
  line-height:1.75;
  color:var(--muted);
  padding-top:14px;
  border-top:1px dashed var(--line);
}
.side-prep img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:14px;
  margin-bottom:16px;
  background:#EEEAE2;
}
.check-list{
  list-style:none;
  margin-top:12px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:14px;
  line-height:1.7;
  color:#3C4744;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:6px;
  width:14px;height:14px;
  border-radius:50%;
  background:#EFF8F5;
  border:1.5px solid var(--brand-300);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:4.5px;top:10px;
  width:5px;height:8px;
  border-right:1.8px solid var(--brand-500);
  border-bottom:1.8px solid var(--brand-500);
  transform:rotate(40deg);
}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--brand-grad);
  border-radius:var(--r-lg);
  padding:48px;
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:36px;
  align-items:center;
  color:#fff;
  box-shadow:0 26px 56px -32px rgba(6,59,52,.65);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:rgba(255,255,255,.09);
}
.cta-band h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.3px;
}
.cta-band p{
  margin-top:14px;
  font-size:15.5px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
  max-width:560px;
}
.cta-actions{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  gap:12px;
}

/* ---------- footer ---------- */
.site-footer{
  position:relative;
  background:var(--brand-900);
  color:#D8E8E4;
  padding:64px 0 28px;
  margin-top:var(--section);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:var(--brand-grad);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand .brand-mark{
  color:#fff;
  font-size:20px;
  font-weight:800;
  letter-spacing:.02em;
}
.footer-brand .brand-sub{
  color:var(--brand-300);
  font-size:11px;
  font-weight:600;
  letter-spacing:.04em;
  margin-top:4px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:#D8E8E4;
  max-width:340px;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col ul{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col a{
  color:#D8E8E4;
  font-size:14px;
}
.footer-col a:hover{
  color:var(--brand-300);
  text-decoration:underline;
  text-underline-offset:3px;
}
.footer-col p{
  font-size:14px;
  line-height:1.8;
  color:#D8E8E4;
}
.footer-col p+p{margin-top:8px;}
.footer-phone{
  display:inline-block;
  font-size:20px;
  font-weight:800;
  color:#fff;
  letter-spacing:.02em;
  margin-bottom:8px;
}
.footer-phone:hover{color:var(--accent-100);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:48px;
  padding-top:20px;
  border-top:1px solid rgba(216,232,228,.18);
  font-size:12px;
  color:#A9C6C0;
}
.to-top{
  position:fixed;
  right:24px;
  bottom:28px;
  z-index:70;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  background:var(--brand-900);
  color:#fff;
  cursor:pointer;
  box-shadow:0 14px 28px -16px rgba(6,59,52,.9);
  transition:background .22s ease,transform .22s ease;
}
.to-top:hover{background:var(--brand-500);transform:translateY(-2px);}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container,.header-inner{max-width:960px;}
  :root{--section:80px;}
}
@media (max-width:1080px){
  .nav-left,.nav-right{display:none;}
  .nav-toggle{display:inline-flex;position:absolute;right:16px;top:50%;transform:translateY(-50%);}
  .header-inner{justify-content:center;height:68px;}
  .brand{position:static;transform:none;}
  .faq-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .faq-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:860px){
  :root{--section:64px;}
  .page-hero::after{width:70%;opacity:.12;}
  .hero-inner{padding:34px 0 44px;}
  .cta-band{grid-template-columns:1fr;padding:34px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;}
  .cta-actions .btn{flex:1 1 200px;}
}
@media (max-width:767px){
  :root{--section:56px;}
  .container{padding:0 16px;}
  .header-inner{padding:0 16px;height:64px;}
  .brand-mark{font-size:18px;}
  .brand-sub{font-size:10px;}
  .page-hero h1{font-size:34px;}
  .hero-lead{font-size:15.5px;}
  .hero-facts{gap:8px;}
  .fact-pill{height:33px;padding:0 12px;font-size:12px;}
  .anchor-inner{padding:14px 0;gap:10px;}
  .anchor-bar{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;}
  .anchor-pill{white-space:nowrap;flex:0 0 auto;}
  .faq-item summary{font-size:15.5px;padding:13px 16px;min-height:52px;}
  .faq-answer{padding:0 16px 18px;font-size:14.5px;}
  .side-card{padding:20px;}
  .cta-band{padding:26px 22px;border-radius:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .to-top{right:14px;bottom:18px;width:42px;height:42px;}
  .btn{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
}
@media (max-width:520px){
  .page-hero h1{font-size:28px;}
  .side-phone{font-size:23px;}
  .faq-group-head h2{font-size:19px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --brand-900:#063B34;--brand-700:#0B5D52;--brand-500:#128C7A;--brand-300:#5FC7B5;
  --accent-600:#E4552A;--accent-500:#F4773B;--accent-100:#FFE6D8;
  --bg:#F6F3EC;--surface:#FFFFFF;--ink:#17211F;--muted:#5B6663;--line:#E3DCD0;
  --success:#2E9E6B;--danger:#C2410C;
  --brand-grad:linear-gradient(135deg,#0B5D52 0%,#128C7A 55%,#5FC7B5 100%);
  --cta-grad:linear-gradient(135deg,#F4773B 0%,#E4552A 100%);
  --r-lg:28px;--r-md:20px;--r-sm:12px;--r-btn:14px;
  --sh-1:0 1px 2px rgba(23,33,31,.04),0 12px 32px -12px rgba(23,33,31,.12);
  --sh-2:0 18px 40px -14px rgba(23,33,31,.2);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:750;line-height:1.25;letter-spacing:-.2px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
:focus-visible{outline:3px solid rgba(11,93,82,.35);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec) 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(28px,3vw,36px);font-weight:750}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;
  color:var(--brand-700);background:rgba(18,140,122,.1);border:1px solid rgba(18,140,122,.18);
  padding:6px 14px;border-radius:999px;font-weight:600;line-height:1.4;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500)}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(246,243,236,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{background:rgba(255,255,255,.96);box-shadow:0 10px 30px -20px rgba(23,33,31,.45)}
.nav-wrap{position:relative;display:flex;align-items:center;justify-content:space-between;height:76px;gap:16px}
.nav-left,.nav-right{display:flex;align-items:center;gap:28px;min-width:0}
.nav-right{gap:24px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--accent-500);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-700);font-weight:600}
.logo{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:flex;flex-direction:column;align-items:center;line-height:1.1;padding:6px 10px;border-radius:12px;
}
.logo-main{font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--brand-900)}
.logo-sub{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--brand-500);margin-top:3px}
.logo:hover .logo-main{color:var(--brand-700)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:999px;
  background:var(--brand-900);color:#fff;font-size:14px;font-weight:700;white-space:nowrap;
  transition:background .25s ease,transform .2s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:var(--cta-grad);transform:translateY(-1px);box-shadow:0 12px 24px -12px rgba(244,119,59,.6)}
.nav-cta svg{width:16px;height:16px}
.mobile-only{display:none}
.icon-btn{
  width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--brand-700);transition:background .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:rgba(95,199,181,.14);border-color:rgba(18,140,122,.3)}
.icon-btn svg{width:20px;height:20px}

/* Mobile drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,59,52,.36);z-index:130;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;left:0;right:0;z-index:140;background:#fff;
  border-radius:0 0 24px 24px;padding:16px 20px 28px;
  transform:translateY(-104%);transition:transform .34s cubic-bezier(.4,.0,.2,1);
  box-shadow:0 24px 48px -24px rgba(23,33,31,.4);max-height:100vh;overflow-y:auto;
}
.mobile-drawer.open{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-brand{display:flex;flex-direction:column;line-height:1.2}
.drawer-brand .b1{font-size:18px;font-weight:800;color:var(--brand-900)}
.drawer-brand .b2{font-size:11px;font-weight:600;color:var(--brand-500);letter-spacing:.04em;margin-top:2px}
.drawer-group{padding:18px 0 6px}
.drawer-group h4{font-size:12px;letter-spacing:.1em;color:var(--muted);font-weight:600;margin-bottom:8px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;font-size:17px;font-weight:600;
  padding:14px 4px;border-bottom:1px solid var(--line);color:var(--ink);
}
.drawer-link:last-child{border-bottom:0}
.drawer-link.active{color:var(--brand-700)}
.drawer-link span{font-size:13px;color:var(--muted);font-weight:500}
.drawer-cta{margin-top:18px;display:flex;width:100%}
body.lock{overflow:hidden}

/* ============ Buttons / Badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;line-height:1;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--cta-grad);color:#fff;box-shadow:0 12px 26px -16px rgba(244,119,59,.9)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 34px -14px rgba(244,119,59,.5)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px -10px rgba(244,119,59,.6)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1.5px solid rgba(11,93,82,.35)}
.btn-ghost:hover{background:rgba(95,199,181,.14);border-color:var(--brand-500)}
.btn-dark{background:var(--brand-900);color:#fff}
.btn-dark:hover{background:var(--brand-700);transform:translateY(-1px)}
.btn-sm{height:44px;padding:0 20px;font-size:15px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-700)}
.link-arrow svg{width:16px;height:16px;transition:transform .22s ease}
.link-arrow:hover svg{transform:translateX(4px)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:3px}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.5;
  background:rgba(18,140,122,.1);color:var(--brand-700);border:1px solid rgba(18,140,122,.18);
}
.badge-accent{background:var(--accent-100);color:var(--accent-600);border-color:rgba(228,85,42,.18)}

/* ============ Page hero ============ */
.page-hero{
  position:relative;overflow:hidden;padding:44px 0 60px;
  background:linear-gradient(135deg,#E9F5F1 0%,#F6F3EC 58%,#FFF1E8 100%);
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;right:-90px;top:-70px;width:560px;height:440px;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.13;border-radius:48px;pointer-events:none;
}
.page-hero::before{
  content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,119,59,.16),rgba(244,119,59,0) 68%);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:22px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--line)}
.crumbs a{color:var(--muted);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.crumbs li[aria-current] span{color:var(--brand-700);font-weight:600}
.page-hero h1{
  font-size:clamp(34px,4.4vw,52px);font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:16px 0 0;max-width:840px;
}
.page-hero h1 em{font-style:normal;color:var(--brand-500)}
.hero-desc{max-width:760px;margin-top:18px;font-size:17px;color:#3C4A46;line-height:1.85}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.82);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--brand-700);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:#fff;border-color:rgba(18,140,122,.35);transform:translateY(-1px)}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500)}

/* ============ Layout ============ */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:start}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.filter-bar .tag{
  padding:8px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--muted);transition:all .2s ease;
}
.filter-bar .tag:hover{border-color:rgba(18,140,122,.35);color:var(--brand-700)}
.filter-bar .tag.is-on{background:var(--brand-900);border-color:var(--brand-900);color:#fff}

/* News cards */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:24px;overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,140,122,.28)}
.news-card:focus-within{outline:3px solid rgba(11,93,82,.3);outline-offset:2px}
.news-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EDE9E1}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-thumb .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);border-color:rgba(23,33,31,.06);color:var(--brand-700);backdrop-filter:blur(4px)}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.news-title{font-size:19px;font-weight:750;line-height:1.45;letter-spacing:-.2px}
.news-title a{transition:color .2s ease}
.news-title a:hover{color:var(--brand-700)}
.news-sum{margin-top:10px;font-size:14px;line-height:1.75;color:var(--muted)}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:18px;border-top:1px dashed var(--line);
}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.news-meta .sep{width:3px;height:3px;border-radius:50%;background:#C9C1B4}
.news-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--brand-500)}
.news-more svg{width:14px;height:14px;transition:transform .2s ease}
.news-card:hover .news-more svg{transform:translateX(4px)}

/* Sidebar */
.side{position:sticky;top:100px;display:grid;gap:20px}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;font-weight:750;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent-500)}
.side-card.side-contact{background:linear-gradient(160deg,#0B5D52 0%,#063B34 100%);border-color:transparent;color:#EAF5F1}
.side-card.side-contact h3{color:#fff}
.side-card.side-contact h3::before{background:var(--brand-300)}
.side-phone{
  display:block;font-size:24px;font-weight:800;letter-spacing:.01em;color:#fff;margin:4px 0 10px;
  transition:color .2s ease;
}
.side-phone:hover{color:var(--brand-300)}
.side-contact p{font-size:13.5px;line-height:1.7;color:#C6DED8;margin-bottom:6px}
.side-contact .btn{width:100%;height:48px;margin-top:14px;font-size:15px}
.side-list li+li{border-top:1px solid var(--line);margin-top:0}
.side-list a{display:flex;gap:10px;padding:12px 0;font-size:14px;line-height:1.6;transition:color .2s ease}
.side-list a:hover{color:var(--brand-700)}
.side-list .num{
  flex:none;width:22px;height:22px;border-radius:8px;background:rgba(18,140,122,.1);color:var(--brand-700);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.side-note{font-size:13.5px;line-height:1.75;color:var(--muted)}
.side-note strong{color:var(--ink)}

/* Pagination */
.pagination{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:44px}
.page-btn{
  min-width:44px;height:44px;padding:0 14px;border-radius:12px;background:#fff;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .2s ease;
}
.page-btn:hover{border-color:rgba(18,140,122,.4);color:var(--brand-700);transform:translateY(-1px)}
.page-btn.is-current{background:var(--brand-900);border-color:var(--brand-900);color:#fff}
.page-btn.disabled{opacity:.45;pointer-events:none}

/* Reminder block */
.remind-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:48px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:48px;box-shadow:var(--sh-1);
}
.remind-left h2{font-size:clamp(26px,2.6vw,32px);font-weight:750;line-height:1.3}
.remind-left p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;max-width:520px}
.remind-points{display:grid;gap:12px;margin-top:24px}
.remind-points li{display:flex;gap:10px;font-size:14.5px;color:#3C4A46}
.remind-points svg{width:18px;height:18px;flex:none;color:var(--brand-500);margin-top:3px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#FBFAF7;color:var(--ink);font-size:15px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 3px rgba(18,140,122,.16);
}
.field input::placeholder,.field textarea::placeholder{color:#9AA5A1}
.field .err{display:none;font-size:12.5px;color:var(--danger);margin-top:6px}
.field.has-error input,.field.has-error select{border-color:var(--danger);background:#FFF6F2}
.field.has-error .err{display:block}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);line-height:1.7}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand-500);flex:none}
.form-actions{margin-top:20px}
.form-actions .btn{width:100%}
.form-success{
  display:none;margin-top:18px;padding:16px 18px;border-radius:14px;
  background:rgba(46,158,107,.1);border:1px solid rgba(46,158,107,.28);color:#1D6E4B;font-size:14px;line-height:1.7;
}
.form-success.show{display:block}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);padding:48px;
  background:var(--brand-grad);color:#fff;box-shadow:var(--sh-2);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,230,216,.26),rgba(255,230,216,0) 70%);
}
.cta-band .cta-text{position:relative;z-index:2;max-width:640px}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:750;color:#fff}
.cta-band p{margin-top:12px;color:#D5EAE4;font-size:15.5px;line-height:1.8}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ============ Footer ============ */
.site-footer{
  position:relative;background:var(--brand-900);color:#D8E8E4;margin-top:0;padding:64px 0 28px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(95,199,181,0),rgba(95,199,181,.7),rgba(244,119,59,.55),rgba(95,199,181,0));
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-mark{font-size:20px;font-weight:800;color:#fff;line-height:1.3}
.footer-brand .brand-sub{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--brand-300);margin-top:4px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#B9CFC9;max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#C6DAD5;transition:color .2s ease}
.footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:2px}
.footer-col p{font-size:13.5px;line-height:1.8;color:#B9CFC9;margin-bottom:8px}
.footer-phone{display:inline-block;font-size:20px;font-weight:800;color:#fff;margin-bottom:10px;transition:color .2s ease}
.footer-phone:hover{color:var(--brand-300)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(95,199,181,.18);font-size:12px;color:#93AEA8;
}
.back-top{
  width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.08);
  border:1px solid rgba(95,199,181,.3);display:inline-flex;align-items:center;justify-content:center;color:#D8E8E4;
  transition:background .2s ease,transform .2s ease;
}
.back-top:hover{background:rgba(95,199,181,.22);transform:translateY(-2px)}
.back-top svg{width:18px;height:18px}

/* ============ Responsive ============ */
@media (min-width:1024px) and (max-width:1279px){
  .container{max-width:960px}
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
  .nav-left,.nav-right{gap:20px}
  .nav-link{font-size:14.5px}
}
@media (max-width:1023px){
  :root{--sec:72px}
  .nav-left,.nav-right{display:none}
  .mobile-only{display:inline-flex}
  .nav-wrap{height:64px}
  .logo{left:50%}
  .logo-main{font-size:17px}
  .logo-sub{font-size:10px}
  .nav-mobile-left,.nav-mobile-right{display:flex;align-items:center;gap:8px}
  .layout{grid-template-columns:1fr;gap:32px}
  .side{position:static}
  .remind-wrap{grid-template-columns:1fr;gap:32px;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .page-hero{padding:36px 0 48px}
}
@media (max-width:767px){
  :root{--sec:56px}
  .container{padding:0 16px}
  .page-hero h1{font-size:34px;letter-spacing:-.2px}
  .hero-desc{font-size:15.5px}
  .news-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .cta-band{padding:32px 24px}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{flex:1;min-width:140px}
  .remind-wrap{padding:26px 20px;border-radius:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .pagination{gap:6px}
  .page-btn{min-width:40px;height:40px;font-size:13px}
  .btn{width:100%}
  .hero-chips .chip{font-size:12.5px;padding:8px 13px}
  .section-head{margin-bottom:28px}
}
@media (max-width:520px){
  .news-body{padding:18px 18px 20px}
  .news-title{font-size:17.5px}
  .side-card{padding:20px}
  .filter-bar .tag{font-size:13px;padding:7px 14px}
}