/* roulang page: index */
:root{
  --ink:#0E4B45;--ink-deep:#0A3733;--teal:#1E8C7F;--accent:#F0663C;
  --accent-soft:#FFD9C9;--bg:#FAF6F0;--surface:#FFFFFF;--surface-2:#F1EDE5;
  --line:#E4DED3;--text:#16211F;--text-2:#5A6663;--mint:#D8F0E6;
  --r-sm:12px;--r-md:18px;--r-lg:24px;--r-xl:32px;
  --sh-1:0 1px 2px rgba(16,33,31,.06);
  --sh-2:0 14px 34px rgba(14,75,69,.12);
  --brand-grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
  --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{font-family:var(--font-sans);scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0 0;transition:padding .2s ease}
.nav-shell{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:10px 14px;box-shadow:var(--sh-1);transition:box-shadow .25s ease,border-color .25s ease}
.site-header.is-scrolled .nav-shell{box-shadow:0 8px 24px rgba(14,75,69,.14)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--brand-grad);display:grid;place-items:center;color:#fff;box-shadow:var(--sh-1)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.01em}
.brand-sub{font-size:11px;font-weight:400;color:var(--text-2);letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{position:relative;padding:8px 14px;border-radius:12px;font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap;transition:background .2s,color .2s}
.nav-item:hover{background:var(--surface-2);color:var(--ink)}
.nav-item.is-active{background:var(--surface-2);color:var(--ink)}
.nav-item.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--accent)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);align-items:center;justify-content:center;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{overflow:hidden;max-height:0;transition:max-height .3s ease}
.mobile-drawer.is-open{max-height:420px}
.drawer-card{margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px;box-shadow:var(--sh-1);display:grid;gap:6px}
.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:12px;font-size:14px;font-weight:600;color:var(--text-2);background:var(--surface-2)}
.drawer-link:hover{color:var(--ink)}
.drawer-link.is-active{color:var(--ink);box-shadow:inset 3px 0 0 var(--accent)}
.drawer-cta{margin-top:4px}

/* ---------- buttons & pills ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:14px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 8px 20px rgba(14,75,69,.18)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(14,75,69,.24)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(14,75,69,.18)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:rgba(30,140,127,.45);color:var(--teal);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;border-radius:12px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em}
.pill-soft{background:var(--mint);color:var(--ink)}
.pill-line{background:transparent;border:1px solid var(--line);color:var(--text-2)}
.pill-tiny{padding:3px 10px;font-size:11px;background:var(--surface-2);color:var(--text-2)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--teal);transition:gap .2s,color .2s}
.link-more:hover{color:var(--accent);gap:10px}

/* ---------- layout rhythm ---------- */
main > section{padding-bottom:96px}
main > section:first-child{padding-top:40px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-title{font-size:28px;font-weight:700;color:var(--ink);line-height:1.3}
.sec-desc{font-size:14px;color:var(--text-2);margin-top:8px;max-width:560px}

/* ---------- hero ---------- */
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding-bottom:36px}
.hero-copy h1{font-size:52px;line-height:1.15;font-weight:800;color:var(--ink);letter-spacing:-.01em;margin:18px 0 16px}
.hero-sub{font-size:17px;color:var(--text-2);max-width:34em;line-height:1.7}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.hero-note{font-size:13px;color:var(--text-2);display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.hero-note span{display:inline-flex;align-items:center;gap:8px}
.hero-note span + span::before{content:"";width:1px;height:12px;background:var(--line);display:inline-block}
.hero-card{position:relative;border-radius:var(--r-xl);overflow:hidden;min-height:440px;display:flex;flex-direction:column;justify-content:space-between;padding:28px;box-shadow:var(--sh-2);background:#0A3733 url('/assets/images/backpic/back-1.webp') center/cover no-repeat}
.hero-card::before{content:"";position:absolute;inset:0;background:linear-gradient(158deg,rgba(10,55,51,.88) 0%,rgba(30,140,127,.74) 62%,rgba(240,102,60,.34) 100%)}
.hero-card > *{position:relative;z-index:1}
.hero-card-label{font-size:12px;font-weight:600;letter-spacing:.12em;color:#D8F0E6;text-transform:uppercase}
.hero-card-title{font-size:24px;font-weight:700;color:#fff;line-height:1.4;margin-top:10px;max-width:15em}
.hero-checklist{margin-top:18px;display:grid;gap:10px}
.hero-checklist li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#EAF5F1;line-height:1.6}
.hero-checklist li::before{content:"";width:16px;height:16px;flex:0 0 16px;margin-top:4px;border-radius:5px;background:rgba(255,255,255,.22);box-shadow:inset 0 0 0 1px rgba(255,255,255,.4)}
.hero-badges{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}
.badge{display:inline-flex;flex-direction:column;padding:10px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.92);box-shadow:var(--sh-1)}
.badge b{font-size:26px;font-weight:800;line-height:1.1}
.badge small{font-size:12px;font-weight:400;color:var(--text-2);margin-top:2px}
.badge-orange{background:var(--accent-soft);border-color:rgba(240,102,60,.35)}
.badge-orange b{color:#8A2F12}
.badge-mint{background:var(--mint);border-color:rgba(30,140,127,.3)}
.badge-mint b{color:var(--ink)}
.brand-strip{height:6px;border-radius:999px;background:var(--brand-grad);opacity:.9}

/* ---------- value band ---------- */
.value-band{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:grid;grid-template-columns:repeat(3,1fr);box-shadow:var(--sh-1)}
.value-item{display:flex;gap:14px;padding:0 24px;position:relative}
.value-item:first-child{padding-left:0}
.value-item:last-child{padding-right:0}
.value-item + .value-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;border-left:1px dashed var(--line)}
.value-ico{width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center;color:var(--ink)}
.value-item h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:4px}
.value-item p{font-size:14px;color:var(--text-2);line-height:1.65}

/* ---------- story ---------- */
.story{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center}
.story + .story{margin-top:56px}
.story-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--surface-2)}
.story-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.story-body h2{font-size:28px;font-weight:700;color:var(--ink);line-height:1.35;margin:14px 0 16px}
.story-body p{font-size:16px;color:var(--text-2);line-height:1.8}
.story-body p + p{margin-top:16px}
.story.reverse .story-media{order:2}
.story.reverse .story-body{order:1}

/* ---------- featured grid ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.f-card{position:relative;display:flex;flex-direction:column;justify-content:space-between;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.f-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(30,140,127,.4)}
.f-media{position:relative;overflow:hidden;background:var(--surface-2)}
.f-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.f-card:hover .f-media img{transform:scale(1.03)}
.f-placeholder{display:grid;place-items:center;width:100%;height:100%;min-height:132px;background:linear-gradient(140deg,var(--surface-2),#E9F4EF);color:var(--teal)}
.f-body{padding:22px;display:flex;flex-direction:column;gap:10px}
.f-body h3{font-size:18px;font-weight:700;color:var(--ink);line-height:1.45}
.f-body p{font-size:14px;color:var(--text-2);line-height:1.7}
.f-foot{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-2);padding:0 22px 22px}
.f-foot .link-more{margin-left:auto;font-size:13px}
.f-lg{grid-column:span 7}
.f-lg .f-media{aspect-ratio:16/8}
.f-lg .f-body h3{font-size:22px}
.f-md{grid-column:span 5}
.f-md .f-media{aspect-ratio:16/9}
.f-sm{grid-column:span 4}

/* ---------- cms posts ---------- */
.posts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(30,140,127,.4)}
.post-title{font-size:17px;font-weight:700;color:var(--ink);line-height:1.5}
.post-card:hover .post-title{color:var(--teal)}
.post-summary{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-2);margin-top:auto;flex-wrap:wrap}
.post-meta .link-more{margin-left:auto;font-size:13px}
.empty-state{border:1px dashed var(--line);background:var(--surface);border-radius:var(--r-lg);padding:48px 24px;text-align:center;color:var(--text-2);display:grid;gap:10px;place-items:center}
.empty-state svg{color:var(--teal);opacity:.7}
.empty-state p{font-size:14px}

/* ---------- trust ---------- */
.trust{position:relative;background:var(--surface-2);border-radius:var(--r-xl);padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:40px;overflow:hidden}
.trust::before,.trust::after{content:"";position:absolute;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(30,140,127,.55),rgba(240,102,60,.5),transparent)}
.trust::before{top:0}
.trust::after{bottom:0}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:18px}
.stat b{display:block;font-size:30px;font-weight:800;color:var(--ink);line-height:1.1}
.stat span{font-size:12px;color:var(--text-2);display:block;margin-top:6px}
.trust-list h2{font-size:24px;font-weight:700;color:var(--ink);margin-bottom:16px}
.trust-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--text-2);line-height:1.7}
.trust-list li:last-child{border-bottom:0}
.trust-list li b{color:var(--ink);font-weight:700;flex:0 0 auto}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:rgba(30,140,127,.45);box-shadow:var(--sh-1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:18px 20px;background:none;border:0;cursor:pointer;font-size:16px;font-weight:600;color:var(--ink);text-align:left}
.faq-q:hover{color:var(--teal)}
.faq-icon{width:22px;height:22px;flex:0 0 22px;display:grid;place-items:center;color:var(--accent);transition:transform .25s ease}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.8}

/* ---------- cta ---------- */
.cta-card{position:relative;background:var(--ink-deep);color:#fff;border-radius:var(--r-xl);padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;overflow:hidden}
.cta-card::before{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(30,140,127,.55),transparent 70%)}
.cta-card > *{position:relative;z-index:1}
.cta-card h2{font-size:28px;font-weight:700;line-height:1.35;margin-bottom:12px}
.cta-card p{font-size:14px;color:#C9DEDA;line-height:1.75}
.cta-form{display:flex;gap:12px;flex-wrap:wrap}
.cta-form .field{flex:1 1 220px}
.cta-form label{display:block;font-size:13px;font-weight:600;color:#E4F1ED;margin-bottom:8px}
.cta-form input{width:100%;height:48px;border-radius:14px;border:1px solid rgba(255,255,255,.25);background:#fff;padding:0 16px;font-size:14px;color:var(--text)}
.cta-form input::placeholder{color:#9AA8A4}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(240,102,60,.35)}
.cta-note{font-size:12px;color:#9FC3BC;margin-top:14px;line-height:1.7}
.form-tip{font-size:13px;color:#FFD9C9;margin-top:10px;min-height:20px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#D7E7E3;border-radius:32px 32px 0 0;margin-top:24px;padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:#9FC3BC}
.footer-about{font-size:13px;line-height:1.8;color:#A9C6C1;max-width:26em}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col li{margin-bottom:2px}
.footer-col a,.footer-col span{display:inline-flex;align-items:center;min-height:40px;font-size:13px;color:#B7D0CB;transition:color .2s}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-top-line{height:1px;background:rgba(255,255,255,.14);margin:32px 0 20px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:#8FB2AC;line-height:1.8}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .45s ease,transform .45s ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy h1{font-size:42px}
  .hero-card{min-height:380px}
  .value-band{grid-template-columns:1fr;gap:20px}
  .value-item{padding:0}
  .value-item + .value-item::before{display:none}
  .story{grid-template-columns:1fr;gap:24px}
  .story.reverse .story-media,.story.reverse .story-body{order:0}
  .feature-grid{grid-template-columns:repeat(6,1fr)}
  .f-lg,.f-md{grid-column:span 6}
  .f-sm{grid-column:span 3}
  .trust{grid-template-columns:1fr;padding:32px}
  .cta-card{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  main > section{padding-bottom:56px}
  main > section:first-child{padding-top:24px}
  .hero-copy h1{font-size:34px}
  .hero-sub{font-size:16px}
  .sec-title{font-size:24px}
  .story-body h2{font-size:24px}
  .posts-grid{grid-template-columns:1fr}
  .f-sm{grid-column:span 6}
  .cta-card h2{font-size:24px}
  .brand-sub{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero-copy h1{font-size:28px}
  .hero-actions .btn{width:100%}
  .stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-card{padding:20px;min-height:340px}
  .hero-badges{justify-content:flex-start}
  .sec-head{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0E4B45;
  --ink-deep:#0A3733;
  --teal:#1E8C7F;
  --accent:#F0663C;
  --accent-soft:#FFD9C9;
  --bg:#FAF6F0;
  --surface:#FFFFFF;
  --surface-2:#F1EDE5;
  --line:#E4DED3;
  --text:#16211F;
  --text-2:#5A6663;
  --mint:#D8F0E6;
  --radius-sm:12px;
  --radius-md:18px;
  --radius-lg:24px;
  --radius-xl:32px;
  --shadow-1:0 1px 2px rgba(16,33,31,.06);
  --shadow-2:0 14px 34px rgba(14,75,69,.12);
  --grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
  --font: "PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--teal);}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:var(--accent-soft);color:var(--ink-deep);}

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

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:padding .2s ease;}
.nav-panel{
  position:relative;
  display:flex;align-items:center;gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:10px 14px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled .nav-panel{box-shadow:var(--shadow-2);border-color:rgba(30,140,127,.24);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--text-2);font-weight:400;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center;}
.nav-item{
  position:relative;
  display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:500;color:var(--text-2);
  transition:background .18s ease,color .18s ease;
}
.nav-item:hover{background:var(--surface-2);color:var(--ink);}
.nav-item.is-active{background:var(--surface-2);color:var(--ink);font-weight:600;}
.nav-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:14px;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(14,75,69,.18);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,75,69,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{color:var(--ink);border-color:rgba(30,140,127,.5);background:var(--surface-2);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;border-radius:12px;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(240,102,60,.24);}
.btn-accent:hover{color:#fff;background:#e85a2f;transform:translateY(-2px);}

/* ============ 页头横幅 ============ */
.page-hero{
  position:relative;
  min-height:240px;
  display:flex;align-items:center;
  background-image:linear-gradient(100deg,rgba(10,55,51,.94) 0%,rgba(14,75,69,.86) 46%,rgba(30,140,127,.72) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-radius:0 0 var(--radius-xl) var(--radius-xl);
  overflow:hidden;
  margin-top:8px;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--grad);
}
.page-hero-inner{padding:52px 0 48px;max-width:760px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:rgba(255,255,255,.74);margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:rgba(255,255,255,.7);}
.page-hero h1{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;line-height:1.22;color:#fff;letter-spacing:.005em;
}
.page-hero-sub{
  margin-top:16px;font-size:15px;line-height:1.75;color:rgba(255,255,255,.86);max-width:620px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);
  color:#fff;
}

/* ============ 通用板块 ============ */
.section{padding:64px 0 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.35;color:var(--ink);}
.section-head p{margin-top:10px;font-size:14px;color:var(--text-2);max-width:640px;line-height:1.75;}
.section-link{font-size:14px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px;}
.section-link:hover{color:var(--teal);text-decoration:underline;text-underline-offset:3px;}

/* ============ 横向长卡列表 ============ */
.row-list{display:flex;flex-direction:column;gap:20px;}
.row-card{
  display:grid;grid-template-columns:320px 1fr;gap:28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:20px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.row-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(30,140,127,.35);}
.row-card-media{
  aspect-ratio:16/10;border-radius:var(--radius-md);overflow:hidden;background:var(--surface-2);
}
.row-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.row-card:hover .row-card-media img{transform:scale(1.03);}
.row-card-body{display:flex;flex-direction:column;gap:12px;padding:6px 6px 6px 0;}
.tag{
  display:inline-flex;align-items:center;
  align-self:flex-start;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--mint);color:var(--ink);
}
.tag-accent{background:var(--accent-soft);color:#8F3312;}
.row-card-body h3{font-size:20px;line-height:1.4;font-weight:700;color:var(--ink);}
.row-card-body p{font-size:15px;line-height:1.8;color:var(--text-2);}
.row-card-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--text-2);
}
.row-card-foot .dot{opacity:.5;}
.row-card-foot .foot-link{margin-left:auto;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px;}
.row-card-foot .foot-link:hover{color:var(--teal);}
.row-card-foot .foot-link span{transition:transform .2s ease;display:inline-block;}
.row-card-foot .foot-link:hover span{transform:translateX(3px);}

/* ============ 排查索引 ============ */
.index-band{
  background:var(--surface-2);
  border-radius:var(--radius-xl);
  padding:36px;
  border:1px solid var(--line);
}
.index-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.index-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:22px 20px;
  display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.index-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(30,140,127,.35);}
.index-num{
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--accent);
}
.index-item h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.45;}
.index-item p{font-size:13.5px;line-height:1.75;color:var(--text-2);}

/* ============ 安全面板 ============ */
.safety-panel{
  display:grid;grid-template-columns:1fr 1.45fr;gap:36px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:40px;
  position:relative;overflow:hidden;
}
.safety-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.safety-left h2{font-size:26px;font-weight:700;color:var(--ink);line-height:1.35;margin-top:14px;}
.safety-left p{margin-top:14px;font-size:14.5px;line-height:1.8;color:var(--text-2);}
.safety-list{display:flex;flex-direction:column;gap:14px;}
.safety-list li{
  display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;
  padding:14px 16px;border-radius:var(--radius-md);
  background:var(--bg);border:1px solid var(--line);
}
.safety-list .bullet{
  width:34px;height:34px;border-radius:10px;
  background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:13px;font-weight:700;
}
.safety-list strong{display:block;font-size:15px;color:var(--ink);font-weight:700;margin-bottom:4px;}
.safety-list span.txt{font-size:13.5px;line-height:1.7;color:var(--text-2);}

/* ============ CTA ============ */
.cta-band{
  margin-top:64px;
  background:linear-gradient(115deg,var(--ink-deep) 0%,var(--ink) 62%,#12544C 100%);
  border-radius:var(--radius-xl);
  padding:48px 44px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(240,102,60,.34),transparent 68%);
}
.cta-copy{max-width:560px;position:relative;z-index:1;}
.cta-copy h2{font-size:26px;font-weight:700;color:#fff;line-height:1.35;}
.cta-copy p{margin-top:12px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78);}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.cta-actions .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.28);color:#fff;}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.5);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:72px;
  background:var(--ink-deep);
  color:#C8D8D5;
  border-radius:var(--radius-xl) var(--radius-xl) 0 0;
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff;width:36px;height:36px;}
.footer-brand .brand-name{color:#fff;font-size:15px;font-weight:700;}
.footer-brand .brand-sub{color:rgba(255,255,255,.6);font-size:11px;}
.footer-about{margin-top:16px;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:.02em;}
.footer-col li{min-height:40px;display:flex;align-items:center;font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-col a{color:rgba(255,255,255,.72);font-size:13.5px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-top-line{height:1px;background:rgba(255,255,255,.14);margin:36px 0 18px;}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.5);line-height:1.7;}

/* ============ 滚动出现 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .4s ease,transform .4s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .index-grid{grid-template-columns:repeat(2,1fr);}
  .safety-panel{grid-template-columns:1fr;gap:26px;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .row-card{grid-template-columns:280px 1fr;gap:22px;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-2);
    padding:14px;
    display:none;
  }
  .nav-links.is-open{display:flex;}
  .nav-item{padding:12px 14px;font-size:15px;}
  .nav-item.is-active::after{left:14px;right:auto;width:28px;bottom:8px;}
}
@media (max-width:860px){
  .row-card{grid-template-columns:1fr;gap:16px;padding:16px;}
  .row-card-media{aspect-ratio:16/9;}
  .row-card-body{padding:0 4px 4px;}
  .row-card-body h3{font-size:18px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding-top:48px;}
  .page-hero{min-height:200px;border-radius:0 0 var(--radius-lg) var(--radius-lg);}
  .page-hero-inner{padding:36px 0 34px;}
  .cta-band{padding:32px 24px;margin-top:48px;}
  .index-band{padding:24px;}
  .safety-panel{padding:24px;}
  .site-footer{margin-top:56px;padding:40px 0 22px;}
}
@media (max-width:640px){
  .index-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;}
  .brand-sub{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink:#0E4B45;
  --ink-deep:#0A3733;
  --teal:#1E8C7F;
  --accent:#F0663C;
  --accent-soft:#FFD9C9;
  --bg:#FAF6F0;
  --surface:#FFFFFF;
  --surface-2:#F1EDE5;
  --line:#E4DED3;
  --text:#16211F;
  --text-2:#5A6663;
  --mint:#D8F0E6;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:24px;
  --r-xl:32px;
  --shadow-1:0 1px 2px rgba(16,33,31,.06);
  --shadow-2:0 14px 34px rgba(14,75,69,.12);
  --grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body.site-body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;}
button{font-family:inherit;}
.site-body .container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (max-width:640px){
  .site-body .container{padding:0 16px;}
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  padding:14px 0 8px;
  background:rgba(250,246,240,.96);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-stuck{
  box-shadow:0 8px 24px rgba(14,75,69,.10);
  padding-top:10px;
}
.header-inner{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:10px 14px;
  box-shadow:var(--shadow-1);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex:none;
}
.brand-mark{
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  display:grid;
  place-items:center;
  flex:none;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.01em;display:block;}
.brand-sub{font-size:11px;color:var(--text-2);letter-spacing:.02em;display:block;}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1;
  justify-content:center;
  flex-wrap:wrap;
}
.nav-item{
  position:relative;
  padding:8px 14px;
  border-radius:12px;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
  text-decoration:none;
  transition:background .18s ease,color .18s ease;
  white-space:nowrap;
}
.nav-item:hover{background:var(--surface-2);color:var(--ink);}
.nav-item.is-active{background:var(--surface-2);color:var(--ink);}
.nav-item.is-active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:2px;
  transform:translateX(-50%);
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink);
  cursor:pointer;
  transition:background .18s ease,border-color .18s ease;
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--teal);}
.mobile-drawer{
  display:none;
  margin-top:10px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:12px;
  box-shadow:var(--shadow-2);
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .nav-item{
  display:block;
  padding:12px 14px;
  font-size:15px;
  border-radius:12px;
}
.mobile-drawer .drawer-cta{margin-top:10px;}
.mobile-drawer .drawer-cta .btn{width:100%;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  min-height:44px;
  border-radius:14px;
  font-size:14px;
  font-weight:700;
  line-height:1.2;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 6px 18px rgba(14,75,69,.22);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(14,75,69,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(14,75,69,.2);}
.btn-ghost{
  background:var(--surface);
  border-color:var(--line);
  color:var(--ink);
}
.btn-ghost:hover{border-color:var(--teal);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn-ghost:active{transform:translateY(0);}
.btn-accent{
  background:var(--accent);
  color:#fff;
  box-shadow:0 6px 18px rgba(240,102,60,.28);
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(240,102,60,.34);}
.btn-sm{padding:9px 16px;min-height:38px;font-size:13px;border-radius:12px;}

/* ---------- Page layout ---------- */
.page-main{padding:30px 0 0;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--text-2);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2);text-decoration:none;transition:color .16s ease;}
.breadcrumb a:hover{color:var(--teal);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:#C7C0B4;}
.breadcrumb .current{color:var(--text-2);}

.article-hero{max-width:920px;}
.tagpill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  border-radius:999px;
  background:var(--mint);
  color:var(--ink);
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}
.article-title{
  font-size:38px;
  line-height:1.25;
  font-weight:800;
  color:var(--ink-deep);
  margin:16px 0 18px;
  letter-spacing:-.005em;
}
.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:var(--text-2);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC8BC;}

.article-layout{
  display:grid;
  grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:40px;
  align-items:start;
  margin-top:30px;
}
.article-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:40px;
  box-shadow:var(--shadow-1);
}
.article-body{
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  max-width:72ch;
}
.article-body > * + *{margin-top:20px;}
.article-body p{margin:0;}
.article-body h2{
  font-size:26px;
  line-height:1.35;
  font-weight:700;
  color:var(--ink-deep);
  margin:40px 0 0;
}
.article-body h3{
  font-size:21px;
  line-height:1.4;
  font-weight:600;
  color:var(--ink-deep);
  margin:28px 0 0;
}
.article-body h4{
  font-size:18px;
  font-weight:600;
  color:var(--ink-deep);
  margin:22px 0 0;
}
.article-body a{color:var(--teal);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent);}
.article-body strong{color:var(--ink-deep);font-weight:700;}
.article-body ul,
.article-body ol{padding-left:0;margin:20px 0 0;list-style:none;}
.article-body ol{counter-reset:li;}
.article-body ul > li{
  position:relative;
  padding-left:20px;
  margin:10px 0;
}
.article-body ul > li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.72em;
  width:7px;
  height:7px;
  border-radius:2px;
  background:var(--teal);
  transform:rotate(45deg);
}
.article-body ol > li{
  position:relative;
  padding-left:28px;
  margin:10px 0;
  counter-increment:li;
}
.article-body ol > li::before{
  content:counter(li);
  position:absolute;
  left:0;
  top:.25em;
  width:20px;
  height:20px;
  border-radius:7px;
  background:var(--surface-2);
  color:var(--ink);
  font-size:12px;
  font-weight:800;
  display:grid;
  place-items:center;
}
.article-body blockquote{
  margin:28px 0 0;
  padding:18px 22px;
  border-left:4px solid var(--accent);
  background:var(--surface-2);
  border-radius:0 14px 14px 0;
  color:var(--text-2);
  font-size:16px;
  line-height:1.8;
}
.article-body blockquote p{margin:0;}
.article-body img{
  width:100%;
  height:auto;
  border-radius:18px;
  margin:24px 0;
}
.article-body figure{margin:24px 0 0;}
.article-body figure img{margin:0;}
.article-body figcaption{
  font-size:13px;
  color:var(--text-2);
  margin-top:10px;
  text-align:center;
}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  font-size:15px;
  margin:24px 0 0;
  background:var(--surface);
}
.article-body thead th{
  background:var(--surface-2);
  color:var(--ink-deep);
  font-weight:700;
  text-align:left;
}
.article-body th,
.article-body td{
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.article-body tbody tr:last-child td{border-bottom:none;}
.article-body tbody tr:nth-child(even) td{background:#FBFAF5;}
.article-body hr{
  border:none;
  height:1px;
  background:var(--line);
  margin:32px 0 0;
}
.article-body code{
  background:var(--surface-2);
  padding:2px 6px;
  border-radius:6px;
  font-size:.92em;
}

.article-foot{
  margin-top:34px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.foot-label{font-size:13px;font-weight:700;color:var(--ink-deep);margin:0 0 12px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag-pill{
  padding:6px 13px;
  border-radius:999px;
  background:var(--surface-2);
  border:1px solid var(--line);
  font-size:12px;
  font-weight:600;
  color:var(--text-2);
  text-decoration:none;
  transition:border-color .16s ease,color .16s ease,background .16s ease;
}
.tag-pill:hover{border-color:var(--teal);color:var(--ink);background:#fff;}

/* ---------- Sidebar ---------- */
.side-sticky{
  position:sticky;
  top:96px;
  display:grid;
  gap:20px;
}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--shadow-1);
}
.side-title{
  font-size:15px;
  font-weight:700;
  color:var(--ink-deep);
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
}
.author-row{display:flex;align-items:center;gap:12px;}
.author-avatar{
  width:46px;
  height:46px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  display:grid;
  place-items:center;
  font-weight:800;
  font-size:15px;
  flex:none;
}
.author-name{font-size:15px;font-weight:700;color:var(--ink-deep);margin:0;}
.author-desc{font-size:13px;color:var(--text-2);margin:4px 0 0;line-height:1.6;}
.author-note{
  margin-top:14px;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:13px;
  color:var(--text-2);
  line-height:1.7;
}
.rank-list{list-style:none;margin:0;padding:0;display:grid;gap:14px;}
.rank-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  text-decoration:none;
  color:var(--text);
  font-size:14px;
  line-height:1.6;
  transition:color .16s ease;
}
.rank-num{
  flex:none;
  width:22px;
  height:22px;
  border-radius:8px;
  background:var(--surface-2);
  color:var(--ink);
  font-size:12px;
  font-weight:800;
  display:grid;
  place-items:center;
  margin-top:2px;
  transition:background .16s ease,color .16s ease;
}
.rank-item:hover{color:var(--teal);}
.rank-item:hover .rank-num{background:var(--accent-soft);color:#C2410C;}
.side-cta{
  background:var(--ink-deep);
  color:#fff;
  border-radius:var(--r-lg);
  padding:24px;
  border:1px solid rgba(255,255,255,.08);
  position:relative;
  overflow:hidden;
}
.side-cta::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:4px;
  background:var(--grad);
}
.side-cta h3{font-size:17px;font-weight:700;margin:6px 0 8px;color:#fff;}
.side-cta p{font-size:13px;line-height:1.7;color:#B9D1CC;margin:0 0 16px;}

/* ---------- Related ---------- */
.related-section{margin-top:40px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:20px;
}
.section-head h2{
  font-size:26px;
  font-weight:700;
  color:var(--ink-deep);
  margin:0;
  line-height:1.3;
}
.section-head .sub{font-size:13px;color:var(--text-2);margin:6px 0 0;}
.text-link{
  font-size:13px;
  font-weight:700;
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px solid rgba(14,75,69,.28);
  padding-bottom:2px;
  transition:color .16s ease,border-color .16s ease;
}
.text-link:hover{color:var(--teal);border-color:var(--teal);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:flex;
  gap:14px;
  align-items:flex-start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:14px;
  text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  box-shadow:var(--shadow-1);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(30,140,127,.4);}
.rel-thumb{
  width:88px;
  height:70px;
  border-radius:12px;
  overflow:hidden;
  flex:none;
  background:var(--surface-2);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;}
.rel-body{min-width:0;}
.rel-cat{
  font-size:11px;
  font-weight:700;
  color:var(--teal);
  letter-spacing:.02em;
  display:block;
  margin-bottom:4px;
}
.rel-title{
  font-size:14px;
  font-weight:700;
  color:var(--ink-deep);
  line-height:1.5;
  margin:0 0 6px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-meta{font-size:12px;color:var(--text-2);margin:0;}
.back-row{margin-top:28px;}

/* ---------- CTA band ---------- */
.cta-band-wrap{margin-top:56px;}
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--ink-deep);
  border-radius:var(--r-xl);
  padding:44px;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:4px;
  background:var(--grad);
}
.cta-band h2{font-size:26px;font-weight:700;margin:0 0 10px;color:#fff;line-height:1.35;}
.cta-band p{font-size:14px;line-height:1.8;color:#B9D1CC;margin:0;max-width:52ch;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Empty state ---------- */
.empty-state{
  text-align:center;
  padding:48px 20px;
  background:var(--surface-2);
  border-radius:var(--r-lg);
  border:1px dashed var(--line);
}
.empty-icon{
  width:48px;
  height:48px;
  margin:0 auto 16px;
  border-radius:14px;
  background:#fff;
  border:1px solid var(--line);
  display:grid;
  place-items:center;
  color:var(--teal);
}
.empty-title{font-size:17px;font-weight:700;color:var(--ink-deep);margin:0 0 8px;}
.empty-desc{font-size:14px;color:var(--text-2);margin:0 0 20px;line-height:1.75;}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:64px;
  background:var(--ink-deep);
  color:#DCE9E5;
  border-radius:32px 32px 0 0;
  padding:56px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;}
.site-footer .brand-name{color:#fff;font-size:16px;}
.site-footer .brand-sub{color:#9FBAB5;}
.footer-about{
  font-size:13px;
  line-height:1.8;
  color:#A9C3BE;
  margin:14px 0 0;
  max-width:36ch;
}
.footer-col h3{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin:0 0 14px;
  letter-spacing:.02em;
}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{
  color:#BBD3CE;
  font-size:14px;
  text-decoration:none;
  line-height:1.6;
  transition:color .16s ease;
  display:inline-block;
  padding:2px 0;
}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col span{color:#BBD3CE;font-size:14px;line-height:1.7;display:inline-block;}
.footer-top-line{height:1px;background:rgba(255,255,255,.14);margin:32px 0 18px;}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:12px;
  color:#93AFAA;
}
.footer-bottom p{margin:0;line-height:1.7;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-primary{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-sticky{position:static;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .cta-band{padding:34px;}
}
@media (max-width:768px){
  .article-title{font-size:31px;}
  .article-panel{padding:28px;}
  .article-body{font-size:16px;line-height:1.8;}
  .article-body h2{font-size:23px;}
  .article-body h3{font-size:19px;}
  .article-body table{font-size:14px;}
  .article-body th,.article-body td{padding:10px 12px;}
  .section-head h2{font-size:22px;}
  .cta-band h2{font-size:22px;}
}
@media (max-width:640px){
  .site-header{padding:10px 0 6px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;}
  .page-main{padding-top:20px;}
  .article-title{font-size:26px;margin:14px 0 14px;}
  .article-panel{padding:20px;border-radius:var(--r-lg);}
  .article-layout{margin-top:22px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:26px;border-radius:var(--r-lg);}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;}
  .breadcrumb{font-size:11px;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --ink:#0E4B45;
  --ink-deep:#0A3733;
  --teal:#1E8C7F;
  --accent:#F0663C;
  --accent-soft:#FFD9C9;
  --bg:#FAF6F0;
  --surface:#FFFFFF;
  --surface-2:#F1EDE5;
  --line:#E4DED3;
  --text:#16211F;
  --text-2:#5A6663;
  --mint:#D8F0E6;
  --grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
  --r-sm:12px;
  --r-md:18px;
  --r-lg:24px;
  --r-xl:32px;
  --shadow-1:0 1px 2px rgba(16,33,31,.06);
  --shadow-2:0 14px 34px rgba(14,75,69,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;border:none;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,p{margin:0;}
:focus-visible{outline:2px solid var(--accent);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:60;padding:14px 0;transition:padding .25s var(--ease);}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  padding:10px 14px;
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck .nav-panel{box-shadow:0 8px 24px rgba(14,75,69,.14);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:var(--grad);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(14,75,69,.24);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--text-2);font-weight:400;margin-top:3px;letter-spacing:.06em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-item{
  position:relative;
  padding:8px 14px 10px;
  border-radius:var(--r-sm);
  font-size:14px;font-weight:500;color:var(--text-2);
  transition:background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.nav-item:hover{background:var(--surface-2);color:var(--ink);}
.nav-item.is-active{background:var(--surface-2);color:var(--ink);font-weight:600;}
.nav-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  border-radius:2px;background:var(--accent);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:14px;
  font-size:14px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(14,75,69,.22);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 14px 28px rgba(14,75,69,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--surface);border:1px solid var(--line);color:var(--ink);}
.btn-ghost:hover{background:var(--surface-2);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.btn-ghost:active{transform:translateY(0);}
.nav-cta{flex:0 0 auto;height:42px;padding:0 18px;font-size:13px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;
  margin-left:auto;color:var(--ink);
}
.nav-toggle:hover{background:var(--surface-2);}
.nav-drawer{
  display:none;
  margin-top:10px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-2);
  padding:12px;
}
.nav-drawer.is-open{display:block;}
.nav-drawer .drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:14px;
  font-size:15px;color:var(--text);font-weight:500;
  border:1px solid transparent;
  min-height:48px;
}
.nav-drawer .drawer-link + .drawer-link{margin-top:8px;}
.nav-drawer .drawer-link:hover{background:var(--surface-2);color:var(--ink);}
.nav-drawer .drawer-link.is-active{background:var(--mint);color:var(--ink);font-weight:700;border-color:rgba(30,140,127,.28);}
.nav-drawer .drawer-cta{margin-top:12px;width:100%;}

/* ============ 页头 ============ */
.page-head{padding:28px 0 8px;}
.head-grid{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:end;
  padding-bottom:26px;border-bottom:1px solid var(--line);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--ink);background:var(--mint);
  border:1px solid rgba(30,140,127,.28);
  padding:6px 12px;border-radius:999px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal);}
.page-head h1{
  margin-top:16px;
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;font-weight:800;color:var(--ink);
  letter-spacing:-.01em;
}
.page-head h1 em{font-style:normal;color:var(--accent);}
.lede{
  margin-top:16px;max-width:64ch;
  font-size:15px;line-height:1.85;color:var(--text-2);
}
.count-badge{
  flex:0 0 auto;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:132px;padding:18px 20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  text-align:center;
}
.count-badge .num{
  font-size:38px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.count-badge .lbl{margin-top:8px;font-size:12px;color:var(--text-2);letter-spacing:.02em;}

/* 分类切换胶囊 */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;padding:22px 0 0;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
  min-height:44px;
}
.chip:hover{background:var(--surface-2);color:var(--ink);border-color:rgba(30,140,127,.3);transform:translateY(-1px);}
.chip.is-current{
  background:var(--ink);color:#fff;border-color:var(--ink);font-weight:600;
  box-shadow:0 8px 18px rgba(14,75,69,.2);
}
.chip.is-current::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;color:var(--ink);line-height:1.35;}
.section-head p{margin-top:8px;font-size:14px;color:var(--text-2);max-width:60ch;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);
  border-bottom:1px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.link-more:hover{color:var(--teal);border-bottom-color:rgba(30,140,127,.5);}

/* ============ 安全条目带 ============ */
.strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  background:var(--surface-2);
  border-radius:var(--r-lg);
  padding:24px;
  gap:0;
}
.strip-item{display:flex;gap:14px;padding:6px 20px;align-items:flex-start;}
.strip-item + .strip-item{border-left:1px dashed rgba(14,75,69,.22);}
.strip-icon{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--teal);
}
.strip-item h3{font-size:16px;font-weight:600;color:var(--ink);}
.strip-item p{margin-top:6px;font-size:13px;line-height:1.7;color:var(--text-2);}

/* ============ 2×3 大卡网格 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.topic-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(30,140,127,.3);}
.topic-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2);}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.topic-card:hover .topic-thumb img{transform:scale(1.03);}
.topic-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--ink);background:var(--mint);
  align-self:flex-start;
}
.topic-body h3{margin-top:14px;font-size:20px;font-weight:600;color:var(--ink);line-height:1.4;}
.topic-body p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--text-2);}
.topic-foot{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-2);
}
.topic-foot .go{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;color:var(--ink);
  transition:color .2s var(--ease),gap .2s var(--ease);
}
.topic-card:hover .topic-foot .go{color:var(--accent);gap:10px;}

/* ============ 检查流程 ============ */
.flow{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);padding:36px;}
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:26px;}
.flow-step{position:relative;padding-top:22px;border-top:3px solid var(--line);}
.flow-step::before{
  content:"";position:absolute;top:-3px;left:0;width:44px;height:3px;background:var(--accent);border-radius:3px;
}
.flow-num{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--accent);}
.flow-step h3{margin-top:8px;font-size:17px;font-weight:600;color:var(--ink);}
.flow-step p{margin-top:8px;font-size:13px;line-height:1.75;color:var(--text-2);}

/* ============ 数据与说明 ============ */
.proof{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:36px;position:relative;overflow:hidden;
}
.proof::before,.proof::after{
  content:"";position:absolute;left:0;right:0;height:4px;background:var(--grad);opacity:.85;
}
.proof::before{top:0;}
.proof::after{bottom:0;}
.metric-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.metric{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;
}
.metric .num{font-size:30px;font-weight:800;color:var(--ink);line-height:1.1;}
.metric .num span{font-size:14px;font-weight:600;margin-left:4px;color:var(--teal);}
.metric .lbl{margin-top:6px;font-size:12px;color:var(--text-2);}
.note-list{display:flex;flex-direction:column;}
.note-list h2{font-size:20px;font-weight:700;color:var(--ink);}
.note-list ul{margin-top:16px;display:flex;flex-direction:column;gap:0;}
.note-list li{
  display:flex;gap:12px;padding:13px 0;font-size:14px;line-height:1.75;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.note-list li:last-child{border-bottom:none;}
.note-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-top:9px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.faq-item:hover{border-color:rgba(30,140,127,.32);}
.faq-item.is-open{box-shadow:var(--shadow-1);border-color:rgba(30,140,127,.38);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.5;
  min-height:56px;
}
.faq-q:hover{background:#FCFAF6;}
.faq-sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  border:1px solid var(--line);background:var(--surface-2);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:600;color:var(--ink);
  transition:transform .28s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.faq-item.is-open .faq-sign{transform:rotate(45deg);background:var(--accent);border-color:var(--accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease);}
.faq-a-inner{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ============ CTA ============ */
.cta-wrap{padding:24px 0 72px;}
.cta-card{
  background:linear-gradient(135deg,#0A3733 0%,#0E4B45 62%,#155A50 100%);
  border-radius:var(--r-xl);
  padding:44px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.cta-card h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;color:#fff;line-height:1.35;}
.cta-card p{margin-top:12px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.78);max-width:46ch;}
.cta-form{display:flex;flex-direction:column;gap:12px;}
.cta-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.9);}
.cta-form .row{display:flex;gap:12px;}
.cta-form input{
  flex:1 1 auto;height:48px;padding:0 16px;
  background:#fff;color:var(--text);
  border:1px solid rgba(255,255,255,.4);border-radius:14px;
  font-size:14px;outline:none;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
  min-width:0;
}
.cta-form input::placeholder{color:#9AA5A2;font-size:14px;}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(240,102,60,.35);}
.cta-tip{font-size:12px;color:rgba(255,255,255,.62);line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-deep);
  border-radius:32px 32px 0 0;
  color:rgba(255,255,255,.82);
  padding:56px 0 26px;
  margin-top:8px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;color:#fff;border-radius:14px;}
.footer-brand .brand-name{display:block;font-size:16px;font-weight:800;color:#fff;}
.footer-brand .brand-sub{display:block;font-size:11px;color:rgba(255,255,255,.55);margin-top:4px;letter-spacing:.06em;}
.footer-about{margin-top:16px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.62);max-width:34ch;}
.footer-col h3{font-size:13px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:2px;}
.footer-col li a,.footer-col li span{
  display:inline-block;padding:8px 0;font-size:13px;color:rgba(255,255,255,.66);line-height:1.6;
  transition:color .2s var(--ease);
  min-height:40px;
}
.footer-col li a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-top-line{height:1px;background:rgba(255,255,255,.14);margin:36px 0 20px;}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.48);line-height:1.8;}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .head-grid{grid-template-columns:minmax(0,1fr);}
  .count-badge{flex-direction:row;gap:12px;align-self:flex-start;min-width:0;padding:14px 20px;}
  .count-badge .num{font-size:28px;}
  .count-badge .lbl{margin-top:0;}
  .strip{grid-template-columns:1fr;}
  .strip-item + .strip-item{border-left:none;border-top:1px dashed rgba(14,75,69,.22);margin-top:14px;padding-top:16px;}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .proof{grid-template-columns:minmax(0,1fr);}
  .cta-card{grid-template-columns:minmax(0,1fr);padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .site-header{padding:10px 0;}
  .nav-panel{padding:8px 10px;border-radius:18px;gap:10px;}
  .brand-name{font-size:14px;}
  .brand-sub{font-size:10px;}
  .brand-mark{width:36px;height:36px;border-radius:12px;}
  .section{padding:40px 0;}
  .page-head{padding:18px 0 4px;}
  .topic-grid{grid-template-columns:minmax(0,1fr);}
  .topic-body{padding:20px;}
  .flow{padding:24px;}
  .flow-grid{grid-template-columns:minmax(0,1fr);}
  .proof{padding:24px;}
  .metric-row{grid-template-columns:1fr 1fr;}
  .cta-card{padding:24px;border-radius:24px;}
  .cta-form .row{flex-direction:column;}
  .cta-form .btn{width:100%;}
  .faq-q{padding:16px 16px;font-size:15px;}
  .faq-a-inner{padding:0 16px 16px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .site-footer{border-radius:24px 24px 0 0;padding:40px 0 22px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
    --ink:#0E4B45;
    --ink-deep:#0A3733;
    --teal:#1E8C7F;
    --accent:#F0663C;
    --accent-soft:#FFD9C9;
    --bg:#FAF6F0;
    --surface:#FFFFFF;
    --surface-2:#F1EDE5;
    --line:#E4DED3;
    --text:#16211F;
    --text-2:#5A6663;
    --mint:#D8F0E6;
    --radius-sm:12px;
    --radius-md:18px;
    --radius-lg:24px;
    --radius-xl:32px;
    --shadow-1:0 1px 2px rgba(16,33,31,.06);
    --shadow-2:0 14px 34px rgba(14,75,69,.12);
    --grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    font-variant-numeric:tabular-nums;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
  button,input{font-family:inherit;font-size:inherit}
  button{cursor:pointer}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{list-style:none;padding:0}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
  @media (max-width:640px){.container{padding:0 16px}}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:80;
    padding:14px 0;
    background:var(--bg);
    transition:box-shadow .25s ease;
  }
  .nav-panel{
    display:flex;
    align-items:center;
    gap:16px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    padding:10px 14px;
    box-shadow:var(--shadow-1);
    transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled .nav-panel{box-shadow:0 8px 24px rgba(14,75,69,.14)}

  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;
    background:var(--grad);color:#fff;
    display:grid;place-items:center;flex:0 0 auto;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2}
  .brand-name{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.01em}
  .brand-sub{font-size:11px;font-weight:400;color:var(--text-2)}

  .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap}
  .nav-item{
    position:relative;
    padding:8px 14px;
    border-radius:12px;
    font-size:14px;
    font-weight:600;
    color:var(--text-2);
    white-space:nowrap;
    transition:background-color .2s ease,color .2s ease;
  }
  .nav-item:hover{background:var(--surface-2);color:var(--ink)}
  .nav-item.is-active{background:var(--surface-2);color:var(--ink)}
  .nav-item.is-active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:3px;
    height:2px;border-radius:2px;background:var(--accent);
  }

  .nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 22px;border-radius:14px;
    font-size:14px;font-weight:700;border:1px solid transparent;
    transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(14,75,69,.20)}
  .btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(14,75,69,.26);filter:brightness(1.04)}
  .btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(14,75,69,.20)}
  .btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
  .btn-ghost:hover{color:var(--teal);border-color:var(--teal);transform:translateY(-2px)}
  .btn-ghost:active{transform:translateY(0)}

  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:var(--surface);color:var(--ink);
    align-items:center;justify-content:center;
  }
  .nav-toggle:hover{border-color:var(--teal);color:var(--teal)}

  .mobile-drawer{display:none}
  .drawer-inner{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:12px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow-1);
  }
  .drawer-item{
    padding:12px 14px;border-radius:12px;font-size:15px;font-weight:600;
    color:var(--ink);background:var(--surface-2);
  }
  .drawer-item.is-active{background:var(--mint);color:var(--ink);box-shadow:inset 3px 0 0 var(--accent)}
  .drawer-item:hover{color:var(--teal)}
  .drawer-cta{margin-top:4px;width:100%}

  @media (max-width:1024px){
    .nav-links{display:none}
    .nav-actions .btn-primary{display:none}
    .nav-toggle{display:inline-flex}
    .nav-actions{margin-left:auto}
    .mobile-drawer{display:block;max-height:0;overflow:hidden;transition:max-height .32s ease}
    .mobile-drawer.is-open{max-height:600px;margin-top:10px}
  }

  /* ---------- Shared bits ---------- */
  .tag{
    display:inline-flex;align-items:center;
    padding:5px 12px;border-radius:999px;
    background:var(--mint);color:var(--ink);
    font-size:12px;font-weight:700;letter-spacing:.02em;
  }
  .breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--text-2)}
  .breadcrumb a:hover{color:var(--teal);text-decoration:underline;text-underline-offset:3px}
  .breadcrumb span{color:#C9C1B4}
  .breadcrumb em{font-style:normal;color:var(--text-2)}

  /* ---------- Page head ---------- */
  .page-head{padding:34px 0 10px}
  .head-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:start;margin-top:24px}
  .page-head h1{
    font-size:40px;line-height:1.22;font-weight:800;
    color:var(--ink-deep);margin:16px 0 16px;letter-spacing:-.01em;
  }
  .head-lead{font-size:16px;line-height:1.8;color:var(--text-2);max-width:54ch}
  .head-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;font-size:13px;color:var(--text-2)}
  .head-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC7B9}

  .head-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:22px 22px 16px;box-shadow:var(--shadow-1);
  }
  .head-card-title{font-size:13px;font-weight:700;color:var(--text-2);letter-spacing:.02em;margin-bottom:10px}
  .head-card a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:9px 10px;border-radius:10px;font-size:14px;font-weight:600;color:var(--ink);
  }
  .head-card a::after{content:"→";font-size:13px;color:var(--teal);transition:transform .2s ease}
  .head-card a:hover{background:var(--surface-2);color:var(--teal)}
  .head-card a:hover::after{transform:translateX(3px)}

  /* ---------- Index layout ---------- */
  .index-section{padding:56px 0 8px}
  .section-head{margin-bottom:26px}
  .section-head h2{font-size:28px;line-height:1.3;font-weight:700;color:var(--ink-deep)}
  .section-head p{font-size:14px;color:var(--text-2);margin-top:8px}

  .index-grid{display:grid;grid-template-columns:3fr 9fr;gap:34px;align-items:start}

  .toc{position:sticky;top:104px}
  .toc-label{font-size:12px;font-weight:700;color:var(--text-2);letter-spacing:.06em;margin-bottom:10px}
  .toc-list{display:flex;flex-direction:column;gap:4px}
  .toc-link{
    display:flex;align-items:baseline;gap:10px;
    padding:10px 14px;border-radius:12px;
    border-left:3px solid transparent;
    font-size:14px;font-weight:600;color:var(--text-2);
    transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .toc-link:hover{background:var(--surface-2);color:var(--ink)}
  .toc-link.is-active{
    background:var(--surface);border-left-color:var(--accent);
    color:var(--ink);box-shadow:var(--shadow-1);
  }
  .toc-num{font-size:12px;font-weight:800;color:var(--teal);flex:0 0 auto}

  .block{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    padding:26px 28px;
    box-shadow:var(--shadow-1);
    scroll-margin-top:110px;
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .block + .block{margin-top:18px}
  .block:hover{transform:translateY(-2px);border-color:rgba(30,140,127,.35);box-shadow:var(--shadow-2)}
  .block-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
  .block-num{
    display:inline-grid;place-items:center;width:36px;height:36px;flex:0 0 auto;
    border-radius:10px;background:var(--mint);color:var(--ink);
    font-size:13px;font-weight:800;
  }
  .block h3{font-size:20px;line-height:1.4;font-weight:700;color:var(--ink-deep)}
  .block p{font-size:15px;line-height:1.85;color:var(--text-2)}
  .block p + p{margin-top:10px}
  .block-link{
    display:inline-flex;align-items:center;gap:6px;margin-top:14px;
    font-size:14px;font-weight:700;color:var(--ink);
  }
  .block-link svg{transition:transform .2s ease}
  .block-link:hover{color:var(--accent)}
  .block-link:hover svg{transform:translateX(3px)}

  /* ---------- Guide band ---------- */
  .guide{padding:72px 0 0}
  .guide-card{
    display:grid;grid-template-columns:5fr 7fr;
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-1);
  }
  .guide-media{position:relative;min-height:300px;background:var(--surface-2)}
  .guide-media img{width:100%;height:100%;object-fit:cover}
  .guide-body{padding:40px 44px}
  .guide-body h2{font-size:28px;line-height:1.32;font-weight:700;color:var(--ink-deep);margin:14px 0 14px}
  .guide-body > p{font-size:15px;line-height:1.85;color:var(--text-2)}
  .check-list{margin:20px 0 26px;display:flex;flex-direction:column;gap:10px}
  .check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--text-2);line-height:1.7}
  .check-list li::before{
    content:"";position:absolute;left:0;top:9px;
    width:12px;height:12px;border-radius:4px;
    background:var(--mint);box-shadow:inset 0 0 0 3px var(--teal);
  }

  /* ---------- CTA ---------- */
  .cta{padding:72px 0 0}
  .cta-card{
    position:relative;overflow:hidden;
    background:var(--ink-deep);color:#fff;
    border-radius:var(--radius-xl);
    padding:44px 46px;
    display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  }
  .cta-card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--grad)}
  .cta-text h2{font-size:28px;line-height:1.32;font-weight:700;color:#fff}
  .cta-text p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-top:12px;max-width:44ch}
  .cta-form{display:flex;flex-direction:column;gap:12px}
  .form-field{display:flex;flex-direction:column;gap:6px}
  .form-field label{font-size:13px;font-weight:600;color:rgba(255,255,255,.78)}
  .form-field input{
    height:48px;border-radius:14px;border:1px solid rgba(255,255,255,.18);
    background:#fff;color:var(--text);padding:0 16px;font-size:14px;
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .form-field input::placeholder{color:#9AA5A2}
  .form-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(240,102,60,.55)}
  .form-field textarea{
    min-height:88px;border-radius:14px;border:1px solid rgba(255,255,255,.18);
    background:#fff;color:var(--text);padding:12px 16px;font-size:14px;resize:vertical;
    font-family:inherit;
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .form-field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(240,102,60,.55)}
  .form-note{font-size:12px;color:rgba(255,255,255,.55);margin-top:14px;line-height:1.7}

  /* ---------- Footer ---------- */
  .site-footer{
    background:var(--ink-deep);color:#DCE9E5;
    border-radius:32px 32px 0 0;
    margin-top:80px;padding:56px 0 28px;
  }
  .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:36px}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
  .site-footer .brand-name{color:#fff}
  .site-footer .brand-sub{color:rgba(255,255,255,.60)}
  .footer-about{font-size:13px;line-height:1.85;color:rgba(255,255,255,.66);max-width:36ch}
  .footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
  .footer-col ul{display:flex;flex-direction:column;gap:10px}
  .footer-col a{font-size:14px;color:rgba(255,255,255,.74)}
  .footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
  .footer-col span{font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
  .footer-top-line{height:1px;background:rgba(255,255,255,.14);margin:36px 0 20px}
  .footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.52);line-height:1.8}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .head-grid{grid-template-columns:1fr;gap:24px}
    .index-grid{grid-template-columns:1fr;gap:22px}
    .toc{position:static}
    .toc-list{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:8px;scrollbar-width:thin}
    .toc-link{
      white-space:nowrap;background:var(--surface);
      border-left:none;border-bottom:3px solid transparent;
      box-shadow:var(--shadow-1);
    }
    .toc-link.is-active{border-left:none;border-bottom-color:var(--accent)}
    .guide-card{grid-template-columns:1fr}
    .guide-media{min-height:220px}
    .cta-card{grid-template-columns:1fr;padding:36px 32px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  }
  @media (max-width:760px){
    .page-head h1{font-size:30px}
    .section-head h2,.guide-body h2,.cta-text h2{font-size:24px}
    .guide-body{padding:28px 22px}
    .block{padding:22px 20px}
    .block h3{font-size:18px}
    .cta-card{padding:30px 20px}
    .footer-col a,.footer-col span{min-height:40px;display:inline-flex;align-items:center}
  }
  @media (max-width:640px){
    .page-head{padding:24px 0 6px}
    .site-footer{padding:40px 0 22px}
    .footer-grid{grid-template-columns:1fr}
    .block-link{min-height:44px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  }

/* roulang page: category4 */
:root{
    --ink:#0E4B45;
    --ink-deep:#0A3733;
    --teal:#1E8C7F;
    --accent:#F0663C;
    --accent-soft:#FFD9C9;
    --bg:#FAF6F0;
    --surface:#FFFFFF;
    --surface-2:#F1EDE5;
    --line:#E4DED3;
    --text:#16211F;
    --text-2:#5A6663;
    --mint:#D8F0E6;
    --r-sm:12px;
    --r-md:18px;
    --r-lg:24px;
    --r-xl:32px;
    --shadow-1:0 1px 2px rgba(16,33,31,.06);
    --shadow-2:0 14px 34px rgba(14,75,69,.12);
    --grad:linear-gradient(120deg,#0E4B45 0%,#1E8C7F 58%,#F0663C 128%);
    --font-cn:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-cn);
    font-size:16px;
    line-height:1.7;
    font-variant-numeric:tabular-nums;
    -webkit-font-smoothing:antialiased;
  }
  body.no-scroll{overflow:hidden;}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  a{color:inherit;text-decoration:none;transition:color .18s ease;}
  img{max-width:100%;display:block;}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
  input,textarea{font-family:inherit;font-size:15px;color:var(--text);}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 24px;
  }
  .sr-only{
    position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
    clip:rect(0,0,0,0);white-space:nowrap;border:0;
  }

  /* ---------- header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    padding:16px 0 4px;
    transition:padding .25s ease;
  }
  .nav-panel{
    display:flex;
    align-items:center;
    gap:18px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:10px 14px;
    box-shadow:var(--shadow-1);
    transition:box-shadow .25s ease,border-color .25s ease;
  }
  .site-header.is-scrolled .nav-panel{
    box-shadow:0 8px 24px rgba(14,75,69,.13);
    border-color:#D9D2C5;
  }
  .brand{
    display:flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
    padding:4px 6px;
    border-radius:var(--r-sm);
  }
  .brand-mark{
    width:38px;height:38px;
    display:inline-flex;align-items:center;justify-content:center;
    border-radius:12px;
    background:var(--grad);
    color:#fff;
    flex-shrink:0;
    box-shadow:0 4px 12px rgba(14,75,69,.22);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.15;}
  .brand-name{
    font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.01em;
  }
  .brand-sub{
    font-size:11px;color:var(--text-2);letter-spacing:.04em;margin-top:2px;
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap:4px;
    margin-left:auto;
    flex-wrap:nowrap;
  }
  .nav-item{
    display:inline-flex;
    align-items:center;
    padding:8px 14px;
    border-radius:var(--r-sm);
    font-size:14px;
    font-weight:500;
    color:var(--text-2);
    white-space:nowrap;
    position:relative;
    transition:background .18s ease,color .18s ease;
  }
  .nav-item:hover{background:var(--surface-2);color:var(--ink);}
  .nav-item.is-active{
    background:var(--surface-2);
    color:var(--ink);
    font-weight:700;
  }
  .nav-item.is-active::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:3px;
    height:2px;
    border-radius:2px;
    background:var(--accent);
  }
  .nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:11px 20px;
    border-radius:14px;
    font-size:14px;
    font-weight:700;
    letter-spacing:.01em;
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--grad);
    color:#fff;
    box-shadow:0 6px 18px rgba(14,75,69,.22);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(14,75,69,.26);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(14,75,69,.2);}
  .btn-ghost{
    background:var(--surface);
    color:var(--ink);
    border:1px solid var(--line);
  }
  .btn-ghost:hover{border-color:rgba(30,140,127,.5);color:var(--teal);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-light{
    background:#fff;
    color:var(--ink-deep);
    border:1px solid rgba(255,255,255,.6);
  }
  .btn-light:hover{transform:translateY(-2px);background:#F7F3EC;}

  .nav-toggle{
    display:none;
    width:44px;height:44px;
    border-radius:12px;
    border:1px solid var(--line);
    background:var(--surface);
    align-items:center;
    justify-content:center;
    color:var(--ink);
  }
  .nav-toggle:hover{border-color:rgba(30,140,127,.5);}

  .nav-drawer{
    display:none;
    margin-top:12px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:14px;
    box-shadow:var(--shadow-2);
  }
  .nav-drawer.is-open{display:block;}
  .nav-drawer .nav-item{
    width:100%;
    padding:13px 16px;
    font-size:15px;
    background:var(--surface-2);
    margin-bottom:8px;
  }
  .nav-drawer .nav-item.is-active{background:var(--mint);color:var(--ink-deep);}
  .nav-drawer .btn{width:100%;margin-top:4px;}

  /* ---------- breadcrumb ---------- */
  .breadcrumb{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px;
    font-size:12px;
    color:var(--text-2);
    padding:22px 0 0;
  }
  .breadcrumb a{color:var(--text-2);}
  .breadcrumb a:hover{color:var(--teal);text-decoration:underline;text-underline-offset:2px;}
  .breadcrumb .sep{color:#C4BCAD;}
  .breadcrumb .current{color:var(--ink);font-weight:600;}

  /* ---------- hero ---------- */
  .hero{padding:26px 0 0;}
  .hero-grid{
    display:grid;
    grid-template-columns:7fr 5fr;
    gap:28px;
    align-items:stretch;
  }
  .hero-copy{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-xl);
    padding:38px 36px;
    box-shadow:var(--shadow-1);
    position:relative;
    overflow:hidden;
  }
  .hero-copy::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:4px;
    background:var(--grad);
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:700;
    letter-spacing:.06em;
    color:var(--ink);
    background:var(--mint);
    border-radius:999px;
    padding:6px 14px;
  }
  .eyebrow .dot{
    width:6px;height:6px;border-radius:50%;background:var(--teal);
  }
  .hero h1{
    font-size:46px;
    line-height:1.18;
    font-weight:800;
    letter-spacing:-.01em;
    color:var(--ink-deep);
    margin-top:18px;
  }
  .hero h1 .hl{
    color:var(--teal);
  }
  .hero-sub{
    margin-top:16px;
    font-size:17px;
    color:var(--text-2);
    line-height:1.75;
    max-width:38em;
  }
  .hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-top:26px;
  }
  .hero-trust{
    display:flex;
    flex-wrap:wrap;
    gap:10px 14px;
    margin-top:22px;
    font-size:13px;
    color:var(--text-2);
  }
  .hero-trust span{display:inline-flex;align-items:center;gap:8px;}
  .hero-trust span::before{
    content:"";
    width:5px;height:5px;border-radius:50%;
    background:var(--accent);
  }

  .hero-media{
    position:relative;
    border-radius:var(--r-xl);
    overflow:hidden;
    min-height:340px;
    border:1px solid var(--line);
    box-shadow:var(--shadow-1);
  }
  .hero-media img{
    width:100%;height:100%;
    object-fit:cover;
    position:absolute;inset:0;
  }
  .hero-media .scrim{
    position:absolute;inset:0;
    background:linear-gradient(160deg,rgba(14,75,69,.9) 0%,rgba(30,140,127,.62) 55%,rgba(14,75,69,.35) 100%);
  }
  .hero-media-body{
    position:relative;
    padding:28px;
    display:flex;
    flex-direction:column;
    justify-content:flex-end;
    height:100%;
    min-height:340px;
    color:#fff;
  }
  .hero-media-title{
    font-size:19px;
    font-weight:700;
    line-height:1.5;
    max-width:14em;
  }
  .hero-media-note{
    font-size:13px;
    color:rgba(255,255,255,.86);
    margin-top:10px;
    line-height:1.7;
  }
  .badge-row{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:18px;
  }
  .pill-badge{
    display:inline-flex;
    align-items:baseline;
    gap:6px;
    padding:8px 14px;
    border-radius:999px;
    font-size:12px;
    font-weight:600;
    background:rgba(255,255,255,.94);
    border:1px solid rgba(255,255,255,.7);
    color:var(--ink-deep);
  }
  .pill-badge .num{font-size:16px;font-weight:800;}
  .pill-badge.orange{background:var(--accent-soft);border-color:rgba(240,102,60,.28);color:#8C3617;}
  .pill-badge.mint{background:var(--mint);border-color:rgba(30,140,127,.25);color:var(--ink-deep);}

  .stat-strip{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:14px;
    margin-top:26px;
  }
  .stat-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:18px 18px 16px;
    box-shadow:var(--shadow-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .stat-card:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-2);
    border-color:rgba(30,140,127,.35);
  }
  .stat-num{
    font-size:30px;
    font-weight:800;
    line-height:1.1;
    color:var(--ink);
    letter-spacing:-.02em;
  }
  .stat-num small{font-size:14px;font-weight:700;margin-left:2px;color:var(--teal);}
  .stat-label{
    margin-top:8px;
    font-size:12px;
    color:var(--text-2);
    line-height:1.5;
  }

  /* ---------- section base ---------- */
  .section{padding-top:76px;}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:20px;
    flex-wrap:wrap;
    margin-bottom:26px;
  }
  .section-title{
    font-size:28px;
    font-weight:700;
    color:var(--ink-deep);
    line-height:1.3;
    letter-spacing:-.01em;
  }
  .section-desc{
    margin-top:10px;
    font-size:14px;
    color:var(--text-2);
    max-width:46em;
    line-height:1.75;
  }
  .text-link{
    font-size:14px;
    font-weight:700;
    color:var(--teal);
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding-bottom:2px;
    border-bottom:1px solid transparent;
    transition:border-color .18s ease,color .18s ease;
  }
  .text-link:hover{color:var(--ink);border-color:var(--teal);}

  /* ---------- compact cards ---------- */
  .mini-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:16px;
  }
  .mini-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:20px 22px;
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:18px;
    box-shadow:var(--shadow-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .mini-card:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-2);
    border-color:rgba(30,140,127,.35);
  }
  .mini-card-main{min-width:0;}
  .mini-card h3{
    font-size:16px;
    font-weight:700;
    color:var(--ink-deep);
    line-height:1.5;
  }
  .mini-card p{
    margin-top:8px;
    font-size:13px;
    color:var(--text-2);
    line-height:1.7;
  }
  .mini-meta{
    display:flex;
    align-items:center;
    gap:10px;
    margin-top:14px;
    font-size:12px;
    color:var(--text-2);
    flex-wrap:wrap;
  }
  .tag{
    display:inline-flex;
    align-items:center;
    padding:4px 10px;
    border-radius:999px;
    font-size:12px;
    font-weight:600;
    letter-spacing:.02em;
    background:var(--surface-2);
    color:var(--ink);
    border:1px solid var(--line);
    white-space:nowrap;
  }
  .tag.mint{background:var(--mint);border-color:rgba(30,140,127,.2);color:var(--ink-deep);}
  .tag.orange{background:var(--accent-soft);border-color:rgba(240,102,60,.24);color:#8C3617;}
  .mini-arrow{
    flex-shrink:0;
    width:36px;height:36px;
    border-radius:12px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);
    color:var(--teal);
    background:var(--bg);
    transition:background .18s ease,color .18s ease,transform .18s ease;
  }
  .mini-card:hover .mini-arrow{background:var(--mint);color:var(--ink);transform:translateX(2px);}

  /* ---------- process band ---------- */
  .process-band{
    margin-top:76px;
    background:var(--surface-2);
    border-radius:var(--r-xl);
    padding:38px 34px;
    border-top:1px solid rgba(228,222,211,.9);
    border-bottom:1px solid rgba(228,222,211,.9);
    position:relative;
    overflow:hidden;
  }
  .process-band::before{
    content:"";
    position:absolute;top:0;left:0;right:0;height:4px;
    background:var(--grad);
  }
  .process-grid{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:16px;
    margin-top:24px;
  }
  .process-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:20px;
    box-shadow:var(--shadow-1);
  }
  .process-step{
    font-size:12px;
    font-weight:800;
    letter-spacing:.08em;
    color:var(--accent);
  }
  .process-item h3{
    margin-top:8px;
    font-size:15px;
    font-weight:700;
    color:var(--ink-deep);
  }
  .process-item p{
    margin-top:8px;
    font-size:13px;
    color:var(--text-2);
    line-height:1.7;
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{
    background:var(--surface-2);
    border-radius:var(--r-xl);
    padding:34px 30px 30px;
    border:1px solid var(--line);
  }
  .faq-list{display:grid;gap:12px;margin-top:22px;}
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item.is-open{
    border-color:rgba(30,140,127,.42);
    box-shadow:var(--shadow-1);
  }
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:18px 22px;
    text-align:left;
    font-size:16px;
    font-weight:600;
    color:var(--ink-deep);
    line-height:1.55;
  }
  .faq-q:hover{color:var(--teal);}
  .faq-icon{
    flex-shrink:0;
    width:26px;height:26px;
    border-radius:8px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--surface-2);
    color:var(--ink);
    transition:transform .25s ease,background .2s ease,color .2s ease;
  }
  .faq-item.is-open .faq-icon{
    transform:rotate(45deg);
    background:var(--accent-soft);
    color:#8C3617;
  }
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .32s ease;
  }
  .faq-a-inner{
    padding:0 22px 20px;
    font-size:15px;
    color:var(--text-2);
    line-height:1.8;
  }

  /* ---------- CTA ---------- */
  .cta-band{
    margin-top:76px;
    background:var(--ink-deep);
    border-radius:var(--r-xl);
    padding:44px 40px;
    position:relative;
    overflow:hidden;
    color:#fff;
  }
  .cta-band::before{
    content:"";
    position:absolute;inset:0;
    background:radial-gradient(700px 320px at 88% 0%,rgba(30,140,127,.45),transparent 70%);
    pointer-events:none;
  }
  .cta-inner{
    position:relative;
    display:grid;
    grid-template-columns:6fr 6fr;
    gap:34px;
    align-items:center;
  }
  .cta-band h2{
    font-size:28px;
    font-weight:700;
    line-height:1.35;
    letter-spacing:-.01em;
  }
  .cta-band p{
    margin-top:12px;
    font-size:14px;
    color:rgba(255,255,255,.78);
    line-height:1.8;
    max-width:34em;
  }
  .cta-form{display:grid;gap:12px;}
  .form-field label{
    display:block;
    font-size:13px;
    font-weight:600;
    color:rgba(255,255,255,.85);
    margin-bottom:8px;
  }
  .form-row{
    display:grid;
    grid-template-columns:1fr auto;
    gap:10px;
  }
  .form-field input{
    width:100%;
    height:48px;
    border-radius:14px;
    border:1px solid rgba(255,255,255,.24);
    background:#fff;
    padding:0 16px;
    color:var(--text);
    transition:box-shadow .18s ease,border-color .18s ease;
  }
  .form-field input::placeholder{color:#9AA5A2;font-size:14px;}
  .form-field input:focus{
    outline:none;
    border-color:var(--accent);
    box-shadow:0 0 0 3px rgba(240,102,60,.32);
  }
  .form-hint{
    font-size:12px;
    color:rgba(255,255,255,.62);
    line-height:1.7;
  }
  .form-msg{
    font-size:13px;
    color:var(--accent-soft);
    min-height:18px;
  }

  /* ---------- footer ---------- */
  .site-footer{
    margin-top:80px;
    background:var(--ink-deep);
    color:rgba(255,255,255,.8);
    border-radius:32px 32px 0 0;
    padding:48px 0 26px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1.15fr;
    gap:32px;
  }
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .site-footer .brand-mark{background:rgba(255,255,255,.1);box-shadow:none;color:#fff;}
  .site-footer .brand-name{color:#fff;font-size:16px;font-weight:800;}
  .site-footer .brand-sub{color:rgba(255,255,255,.6);font-size:11px;}
  .footer-about{
    margin-top:16px;
    font-size:13px;
    line-height:1.85;
    color:rgba(255,255,255,.66);
    max-width:32em;
  }
  .footer-col h3{
    font-size:13px;
    font-weight:700;
    color:#fff;
    letter-spacing:.06em;
    margin-bottom:14px;
  }
  .footer-col ul{display:grid;gap:2px;}
  .footer-col li{font-size:13px;line-height:1.7;}
  .footer-col li a{
    display:inline-flex;
    align-items:center;
    min-height:40px;
    color:rgba(255,255,255,.72);
    transition:color .18s ease,transform .18s ease;
  }
  .footer-col li a:hover{color:#fff;transform:translateX(2px);}
  .footer-col li span{
    display:inline-flex;
    align-items:center;
    min-height:40px;
    color:rgba(255,255,255,.66);
  }
  .footer-top-line{
    height:1px;
    background:rgba(255,255,255,.14);
    margin:34px 0 18px;
  }
  .footer-bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    flex-wrap:wrap;
    font-size:12px;
    color:rgba(255,255,255,.5);
  }

  /* ---------- reveal ---------- */
  .reveal{
    opacity:0;
    transform:translateY(12px);
    transition:opacity .4s ease,transform .4s ease;
  }
  .reveal.is-visible{opacity:1;transform:none;}

  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    .reveal{opacity:1;transform:none;transition:none;}
    *{animation:none !important;transition:none !important;}
  }

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .nav-links{display:none;}
    .nav-toggle{display:inline-flex;}
    .nav-actions .btn-primary{display:none;}
    .hero-grid{grid-template-columns:1fr;}
    .hero h1{font-size:38px;}
    .hero-media,.hero-media-body{min-height:280px;}
    .stat-strip{grid-template-columns:repeat(2,1fr);}
    .process-grid{grid-template-columns:repeat(2,1fr);}
    .cta-inner{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:repeat(2,1fr);gap:26px;}
  }
  @media (max-width:640px){
    .container{padding:0 16px;}
    .site-header{padding:10px 0 0;}
    .nav-panel{padding:8px 10px;border-radius:18px;gap:10px;}
    .brand-mark{width:34px;height:34px;border-radius:10px;}
    .brand-name{font-size:15px;}
    .brand-sub{font-size:10px;}
    .section{padding-top:52px;}
    .process-band{margin-top:52px;padding:26px 20px;}
    .cta-band{margin-top:52px;padding:30px 22px;}
    .hero{padding-top:18px;}
    .hero-copy{padding:26px 22px;border-radius:var(--r-lg);}
    .hero h1{font-size:30px;line-height:1.25;}
    .hero-sub{font-size:15px;}
    .hero-actions{flex-direction:column;align-items:stretch;}
    .hero-actions .btn{width:100%;}
    .section-title{font-size:22px;}
    .stat-strip{grid-template-columns:repeat(2,1fr);gap:10px;}
    .stat-num{font-size:24px;}
    .mini-grid{grid-template-columns:1fr;}
    .process-grid{grid-template-columns:1fr;}
    .faq-wrap{padding:24px 16px 18px;border-radius:var(--r-lg);}
    .faq-q{padding:16px;font-size:15px;}
    .faq-a-inner{padding:0 16px 16px;font-size:14px;}
    .cta-band h2{font-size:22px;}
    .form-row{grid-template-columns:1fr;}
    .form-row .btn{width:100%;}
    .footer-grid{grid-template-columns:1fr;gap:20px;}
    .site-footer{padding:36px 0 22px;border-radius:24px 24px 0 0;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  }