/* roulang page: index */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;
  --r-card:16px;
  --r-sm:14px;
  --r-btn:12px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,38,36,.04),0 12px 32px -12px rgba(11,38,36,.18);
  --sh-2:0 2px 4px rgba(11,38,36,.06),0 22px 48px -16px rgba(11,38,36,.26);
  --container:1200px;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:var(--c-primary-soft);}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,button,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 通用组件 ============ */
.section{padding:var(--sec-gap) 0;position:relative;}
.section-top-line{border-top:1px solid var(--c-line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em;
}
.section-head .sub{
  color:var(--c-ink-2);font-size:15px;margin-top:10px;max-width:640px;
}
.link-more{
  color:var(--c-primary);font-weight:600;font-size:15px;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
  border-bottom:1px solid transparent;padding-bottom:2px;transition:.2s;
}
.link-more:hover{border-bottom-color:var(--c-primary);}
.link-more svg{width:16px;height:16px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);font-weight:600;font-size:15px;
  border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
  text-align:center;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--c-primary-ink);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-accent{background:var(--c-accent);color:#3A1E06;box-shadow:0 1px 2px rgba(11,38,36,.06),0 12px 32px -14px rgba(232,135,58,.6);}
.btn-accent:hover{background:#D5761F;transform:translateY(-1px);box-shadow:0 2px 6px rgba(11,38,36,.08),0 18px 40px -14px rgba(232,135,58,.7);}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent;}
.btn-outline:hover{background:var(--c-primary-soft);transform:translateY(-1px);}
.btn-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.45);color:#fff;}
.btn-light:hover{background:rgba(255,255,255,.16);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.pill{
  display:inline-flex;align-items:center;gap:6px;padding:4px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.6;
}
.pill-signal{background:var(--c-signal);color:#fff;}
.pill-accent{background:var(--c-accent-soft);color:#8A4A11;}
.pill-soft{background:var(--c-primary-soft);color:var(--c-primary-ink);}
.badge{
  display:inline-flex;align-items:center;padding:3px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-primary);
  border:1px solid rgba(11,91,87,.32);background:rgba(255,255,255,.75);
}
.badge-accent{background:var(--c-accent);color:#3A1E06;border-color:transparent;}

/* ============ 倒计时条 ============ */
.notice-bar{
  background:var(--c-dark);color:#fff;height:44px;display:flex;align-items:center;
  position:relative;z-index:60;
}
.notice-inner{display:flex;align-items:center;gap:20px;flex-wrap:nowrap;}
.notice-bar .pill-signal{flex:0 0 auto;}
.countdown{display:flex;align-items:center;gap:10px;}
.cd-unit{display:flex;align-items:baseline;gap:3px;}
.cd-unit b{
  font-size:17px;font-weight:800;color:#FFB4A6;font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.cd-unit span{font-size:12px;color:rgba(255,255,255,.6);}
.notice-text{
  font-size:13px;color:rgba(255,255,255,.72);margin-left:auto;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.notice-bar .btn{margin-left:16px;flex:0 0 auto;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:55;
  background:rgba(247,245,240,.86);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:background .25s,box-shadow .25s,border-color .25s;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.9);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 1px 2px rgba(11,38,36,.04);
}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;box-shadow:var(--sh-1);
}
.logo-mark svg{width:20px;height:20px;}
.logo-text{display:flex;align-items:baseline;gap:5px;line-height:1.1;}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:.02em;color:var(--c-ink);}
.logo-text i{font-style:normal;font-size:12px;color:var(--c-ink-2);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;overflow:hidden;}
.main-nav a{
  position:relative;padding:10px 12px;font-size:15px;color:var(--c-ink-2);
  border-radius:10px;white-space:nowrap;transition:color .2s,background .2s;
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;border-radius:2px;
  background:var(--c-primary);transform:translateX(-50%);transition:width .22s;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after{width:60%;}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{width:60%;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{display:flex;align-items:center;gap:6px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 12px;transition:border-color .2s,box-shadow .2s;}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(11,91,87,.12);}
.search-box svg{width:17px;height:17px;color:var(--c-ink-2);flex:0 0 auto;}
.search-box input{
  border:0;background:transparent;outline:none;width:0;padding:0;
  transition:width .25s;font-size:14px;color:var(--c-ink);
}
.search-box:hover input,.search-box:focus-within input{width:132px;padding:0 2px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--c-surface);align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;color:var(--c-ink);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,38,36,.45);opacity:0;visibility:hidden;
  transition:opacity .25s,visibility .25s;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:86vw;background:var(--c-surface);
  z-index:80;transform:translateX(105%);transition:transform .3s ease;
  padding:22px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-head .logo-text b{font-size:17px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);background:transparent;display:grid;place-items:center;}
.drawer-close svg{width:18px;height:18px;color:var(--c-ink);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--c-line);padding-top:14px;}
.drawer-nav a{padding:13px 6px;font-size:16px;color:var(--c-ink-2);border-bottom:1px solid var(--c-line);}
.drawer-nav a.is-active{color:var(--c-primary);font-weight:600;}
.drawer .btn{width:100%;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:48px 0 72px;}
.hero::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:min(1600px,140vw);height:120px;
  background:radial-gradient(60% 100% at 50% 100%,rgba(11,91,87,.08),transparent 70%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;
  min-height:580px;
}
.hero-text{grid-column:1 / span 6;position:relative;z-index:2;}
.hero-eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:18px;flex-wrap:wrap;}
.hero h1{
  font-size:clamp(30px,4.6vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero-sub{font-size:17px;color:var(--c-ink-2);max-width:520px;margin-bottom:28px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px;}
.hero-points{display:flex;gap:10px;flex-wrap:wrap;}
.hero-point{
  display:inline-flex;align-items:center;gap:8px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:7px 15px;font-size:13.5px;color:var(--c-ink-2);box-shadow:0 1px 2px rgba(11,38,36,.03);
}
.hero-point svg{width:15px;height:15px;color:var(--c-primary);flex:0 0 auto;}
.hero-visual{grid-column:7 / span 6;position:relative;}
.hero-figure{
  border-radius:20px;overflow:hidden;box-shadow:var(--sh-2);
  position:relative;height:520px;background:var(--c-primary-soft);
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;left:-26px;bottom:-26px;background:var(--c-surface);
  border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh-2);
  min-width:238px;border:1px solid rgba(11,91,87,.1);
}
.hero-float .flabel{font-size:13px;color:var(--c-ink-2);margin-bottom:8px;}
.hero-float .fvalue{
  font-size:26px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.hero-float .fnote{font-size:13px;color:var(--c-ink-2);margin-top:6px;}
.hero-float .fstat{display:flex;gap:18px;margin-top:12px;padding-top:12px;border-top:1px solid var(--c-line);}
.hero-float .fstat div span{display:block;font-size:12px;color:var(--c-ink-2);}
.hero-float .fstat div b{font-size:16px;font-weight:700;color:var(--c-ink);font-variant-numeric:tabular-nums;}

/* ============ 活动卖点（非对称） ============ */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.feature-main{
  grid-column:1 / span 6;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.feature-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,91,87,.2);}
.feature-main .fm-img{height:236px;overflow:hidden;}
.feature-main .fm-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.feature-main:hover .fm-img img{transform:scale(1.03);}
.feature-main .fm-body{padding:22px 24px 26px;}
.feature-main h3{font-size:21px;font-weight:700;margin-bottom:10px;line-height:1.35;}
.feature-main p{color:var(--c-ink-2);font-size:15px;}
.feature-item{
  grid-column:span 2;background:transparent;border-top:2px solid var(--c-primary);
  padding:20px 4px 4px;display:flex;flex-direction:column;gap:10px;
}
.feature-item .num{
  font-size:20px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.feature-item h3{font-size:17px;font-weight:600;line-height:1.45;}
.feature-item p{font-size:14px;color:var(--c-ink-2);line-height:1.75;}

/* ============ 图墙 ============ */
.wall{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:172px;gap:16px;}
.wall-item{
  position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--c-primary-soft);
  display:block;
}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.wall-item:hover img{transform:scale(1.03);}
.wall-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,38,36,0) 45%,rgba(10,38,36,.72) 100%);
}
.wall-item .wbadge{
  position:absolute;top:12px;left:12px;z-index:2;font-size:12px;padding:3px 11px;
  border-radius:var(--r-pill);background:var(--c-accent);color:#3A1E06;font-weight:600;
}
.wall-item .wlabel{
  position:absolute;left:14px;bottom:12px;z-index:2;color:#fff;font-size:14px;font-weight:600;
  letter-spacing:.02em;
}
.wall-a{grid-column:span 2;grid-row:span 2;}
.wall-b{grid-column:span 2;}
.wall-g{grid-column:span 2;}

/* ============ CTA + 表单 ============ */
.cta-wrap{
  background:var(--c-dark);color:#fff;position:relative;overflow:hidden;
  padding:88px 0 96px;
}
.cta-wrap::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.16;pointer-events:none;
}
.cta-wrap::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
}
.cta-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;position:relative;z-index:2;}
.cta-text{grid-column:1 / span 5;padding-top:12px;}
.cta-text h2{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;margin-bottom:16px;}
.cta-text p{color:rgba(255,255,255,.76);font-size:15.5px;margin-bottom:24px;}
.cta-list{display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.86);}
.cta-list svg{width:18px;height:18px;color:var(--c-accent);flex:0 0 auto;margin-top:4px;}
.cta-form-card{
  grid-column:6 / span 7;background:var(--c-surface);color:var(--c-ink);
  border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2);
  margin-top:-32px;
}
.cta-form-card h3{font-size:20px;font-weight:700;margin-bottom:6px;}
.cta-form-card .form-note{font-size:14px;color:var(--c-ink-2);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;color:var(--c-ink-2);margin-bottom:8px;font-weight:600;}
.field input[type="text"],.field input[type="tel"]{
  width:100%;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:var(--c-surface);color:var(--c-ink);transition:border-color .2s,box-shadow .2s,background .2s;
  outline:none;
}
.field input::placeholder{color:#9AA5A3;}
.field input:focus{
  border-color:var(--c-primary);background:var(--c-primary-soft);
  box-shadow:0 0 0 3px rgba(11,91,87,.14);
}
.field-row{display:flex;gap:12px;}
.field-row input{flex:1 1 auto;}
.field-row .btn{flex:0 0 auto;white-space:nowrap;}
.field.has-error input{border-color:var(--c-signal);background:#FDF2F0;}
.field.has-error input:focus{box-shadow:0 0 0 3px rgba(200,64,47,.14);}
.field-msg{font-size:13px;color:var(--c-signal);margin-top:7px;display:none;}
.field.has-error .field-msg{display:block;}
.check-line{display:flex;gap:10px;align-items:flex-start;margin:4px 0 22px;}
.check-line input[type="checkbox"]{
  width:18px;height:18px;margin-top:5px;accent-color:var(--c-primary);flex:0 0 auto;
}
.check-line label{font-size:13.5px;color:var(--c-ink-2);line-height:1.7;}
.check-line a{color:var(--c-primary);font-weight:600;}
.form-success{
  display:none;align-items:flex-start;gap:10px;background:var(--c-primary-soft);
  border-radius:var(--r-sm);padding:14px 16px;margin-bottom:18px;font-size:14px;color:var(--c-primary-ink);
}
.form-success.is-show{display:flex;}
.form-success svg{width:18px;height:18px;flex:0 0 auto;margin-top:3px;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-sm);
  overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:rgba(11,91,87,.22);}
.faq-item.is-open{border-color:rgba(11,91,87,.3);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:19px 20px;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.55;
}
.faq-q span{flex:1 1 auto;}
.faq-q svg{width:18px;height:18px;color:var(--c-primary);flex:0 0 auto;transition:transform .24s;}
.faq-item.is-open .faq-q svg{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .24s ease;
}
.faq-a p{padding:0 20px 20px;font-size:14.5px;color:var(--c-ink-2);line-height:1.85;}

/* ============ 最新信息 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,91,87,.2);}
.post-thumb{height:186px;overflow:hidden;background:var(--c-primary-soft);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.post-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-summary{
  font-size:14px;color:var(--c-ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  flex:1 1 auto;
}
.post-meta{
  display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--c-line);padding-top:14px;font-size:13px;color:var(--c-ink-2);
}
.post-meta .arrow{color:var(--c-primary);font-weight:700;transition:transform .2s;}
.post-card:hover .post-meta .arrow{transform:translateX(3px);}
.empty-state{
  grid-column:1 / -1;min-height:240px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:10px;text-align:center;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:36px 24px;
}
.empty-icon{
  width:56px;height:56px;border-radius:50%;background:var(--c-primary-soft);
  display:grid;place-items:center;color:var(--c-primary);
}
.empty-icon svg{width:26px;height:26px;}
.empty-state h3{font-size:16px;font-weight:600;}
.empty-state p{font-size:13px;color:var(--c-ink-2);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-dark);color:rgba(255,255,255,.78);position:relative;padding:72px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px 32px;
}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text i{color:rgba(255,255,255,.6);}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.62);margin-top:16px;max-width:330px;line-height:1.85;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .2s;}
.footer-col a:hover{color:var(--c-accent);}
.footer-contact li{font-size:14.5px;color:rgba(255,255,255,.72);display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;}
.footer-contact svg{width:16px;height:16px;color:var(--c-accent);flex:0 0 auto;margin-top:4px;}
.qr-box{
  width:104px;height:104px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;
  font-size:12px;color:rgba(255,255,255,.5);text-align:center;line-height:1.5;margin-top:6px;
}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 24px;}
}
@media (max-width:1023px){
  :root{--sec-gap:72px;}
  .header-inner .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .search-box{display:none;}
  .hero{padding:36px 0 56px;}
  .hero-grid{min-height:auto;gap:32px;}
  .hero-text{grid-column:1 / -1;}
  .hero-visual{grid-column:1 / -1;}
  .hero-figure{height:380px;}
  .hero-float{left:16px;bottom:-22px;}
  .feature-main{grid-column:1 / -1;}
  .feature-item{grid-column:span 4;}
  .cta-text{grid-column:1 / -1;}
  .cta-form-card{grid-column:1 / -1;margin-top:8px;}
  .faq-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 24px;}
}
@media (max-width:767px){
  :root{--sec-gap:48px;}
  .container{padding:0 20px;}
  body{font-size:15.5px;}
  .notice-inner{gap:12px;}
  .notice-text{display:none;}
  .hero-figure{height:300px;}
  .hero-float{left:12px;right:12px;bottom:-18px;min-width:0;}
  .feature-item{grid-column:span 6;}
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px;}
  .wall-a,.wall-b,.wall-g{grid-column:span 2;grid-row:span 1;}
  .post-grid{grid-template-columns:1fr;}
  .cta-form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .notice-bar{height:40px;}
  .cd-unit b{font-size:15px;}
  .header-inner{height:56px;}
  .logo-text i{font-size:11px;}
  .hero-grid{gap:26px;}
  .hero h1{font-size:clamp(26px,7.6vw,32px);}
  .wall{
    display:flex;overflow-x:auto;gap:12px;scroll-snap-type:x mandatory;
    padding-bottom:8px;-webkit-overflow-scrolling:touch;
  }
  .wall-item{flex:0 0 74%;height:190px;scroll-snap-align:start;}
  .field-row{flex-direction:column;}
  .field-row .btn{width:100%;}
  .section-head{align-items:flex-start;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: article */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;

  --r-card:16px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(11,38,36,.04), 0 12px 32px -12px rgba(11,38,36,.18);
  --sh-2:0 2px 4px rgba(11,38,36,.06), 0 22px 48px -18px rgba(11,38,36,.26);

  --header-h:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color .22s ease, border-color .22s ease, background-color .22s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}

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

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:saturate(150%) blur(10px);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:28px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  transition:transform .22s ease, background-color .22s ease;
}
.logo-mark svg{width:20px;height:20px;}
.logo:hover .logo-mark{transform:translateY(-1px);background:var(--c-primary-ink);}
.logo-text{display:flex;align-items:baseline;gap:7px;white-space:nowrap;}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:.5px;color:var(--c-ink);}
.logo-text i{
  font-style:normal;font-size:12px;color:var(--c-ink-2);
  padding-left:7px;border-left:1px solid var(--c-line);
}
.main-nav{display:flex;align-items:center;gap:26px;flex:1 1 auto;}
.main-nav a{
  position:relative;font-size:15px;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:-4px;
  width:0;height:2px;border-radius:2px;background:var(--c-primary);
  transform:translateX(-50%);transition:width .22s ease;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after,.main-nav a.is-active::after{width:60%;}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}

.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-bg);
  transition:border-color .22s ease, box-shadow .22s ease, background-color .22s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:0 0 auto;}
.search-box input{
  width:118px;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--c-ink);
}
.search-box input::placeholder{color:#9AA5A3;}
.search-box:focus-within{
  border-color:var(--c-primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(11,91,87,.12);
}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  color:var(--c-ink);align-items:center;justify-content:center;
  border:1px solid var(--c-line);
}
.nav-toggle svg{width:20px;height:20px;}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;
  transition:transform .2s ease, background-color .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-ink);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  border:1px solid var(--c-primary);color:var(--c-primary);background:transparent;
}
.btn-outline:hover{background:var(--c-primary-soft);}
.btn-accent{background:var(--c-accent);color:#fff;}
.btn-accent:hover{background:#D2762C;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 页面头部 ---------- */
.page-head{
  background:
    radial-gradient(1200px 320px at 12% -10%, rgba(11,91,87,.08), transparent 70%),
    var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:44px 0 40px;
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--c-ink-2);margin-bottom:12px;
}
.breadcrumb a{color:var(--c-ink-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#B7BFBD;}
.breadcrumb .crumb-current{
  color:var(--c-ink-2);
  max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.page-title{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.28;font-weight:800;letter-spacing:.2px;
  max-width:900px;
}
.meta-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  margin-top:18px;font-size:13px;color:var(--c-ink-2);
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.6;
}
.badge-primary{border:1px solid rgba(11,91,87,.35);color:var(--c-primary);background:var(--c-primary-soft);}
.badge-accent{background:var(--c-accent-soft);color:#A85E1E;border:1px solid rgba(232,135,58,.28);}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C7CFCD;}

/* ---------- 正文布局 ---------- */
.article-wrap{padding:56px 0 20px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.article-main{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:44px 48px 52px;
  box-shadow:var(--sh-1);
  max-width:840px;
  min-width:0;
}

/* 正文排版 */
.article-body{counter-reset:h3c;font-size:17px;line-height:1.9;color:var(--c-ink);}
.article-body p{margin:0 0 1.4em;}
.article-body > p:first-child{
  font-size:17.5px;color:var(--c-ink);
}
.article-body h2{
  position:relative;
  font-size:clamp(21px,2.2vw,26px);
  font-weight:700;line-height:1.4;
  margin:2em 0 .8em;padding-left:16px;
  scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;
  width:4px;border-radius:2px;background:var(--c-primary);
}
.article-body h3{
  display:flex;align-items:baseline;gap:10px;
  font-size:20px;font-weight:600;line-height:1.45;
  margin:1.7em 0 .7em;
  scroll-margin-top:96px;
}
.article-body h3::before{
  counter-increment:h3c;
  content:counter(h3c,decimal-leading-zero);
  flex:0 0 auto;
  font-size:12px;font-weight:700;letter-spacing:.5px;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:3px 8px;border-radius:6px;line-height:1.5;
}
.article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .6em;}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(11,91,87,.35);}
.article-body a:hover{color:var(--c-primary-ink);border-bottom-color:var(--c-primary-ink);}
.article-body strong{font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);
  border-radius:0 12px 12px 0;
  color:var(--c-ink-2);font-size:16px;
}
.article-body ul,.article-body ol{list-style:none;margin:1.2em 0;}
.article-body ul li{position:relative;padding-left:22px;margin:.55em 0;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:2px;
  background:var(--c-primary);transform:rotate(45deg);
}
.article-body ol{counter-reset:olitem;}
.article-body ol li{position:relative;padding-left:30px;margin:.6em 0;}
.article-body ol li::before{
  counter-increment:olitem;content:counter(olitem);
  position:absolute;left:0;top:.45em;
  width:20px;height:20px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:700;line-height:1;
}
.article-body img{
  width:100%;height:auto;border-radius:14px;
  background:var(--c-primary-soft);
  margin:1.4em 0;
}
.article-body figure{margin:1.6em 0;}
.article-body figure img{margin:0;}
.article-body figcaption{
  margin-top:10px;text-align:center;
  font-size:13px;color:var(--c-ink-2);
}
.article-body table{
  width:100%;border-collapse:collapse;
  margin:1.6em 0;font-size:15px;
  border:1px solid var(--c-line);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{
  border:1px solid var(--c-line);padding:11px 14px;text-align:left;
  vertical-align:top;
}
.article-body th{background:var(--c-primary-soft);font-weight:600;color:var(--c-primary-ink);}
.article-body pre{
  background:var(--c-dark);color:#DDE9E7;
  padding:18px 20px;border-radius:14px;
  overflow-x:auto;font-size:14px;line-height:1.75;
  margin:1.6em 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;
}
.article-body p code,.article-body li code{
  background:var(--c-primary-soft);color:var(--c-primary-ink);
  padding:2px 6px;border-radius:6px;
}
.article-body hr{
  border:0;height:1px;background:var(--c-line);margin:2.2em 0;
}

/* 空态 */
.empty-state{
  min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:6px;text-align:center;
  padding:40px 24px;
  background:var(--c-surface);
  border:1px dashed var(--c-line);
  border-radius:var(--r-card);
}
.empty-icon{
  width:56px;height:56px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;margin-bottom:8px;
}
.empty-icon svg{width:26px;height:26px;}
.empty-title{font-size:17px;font-weight:600;}
.empty-desc{font-size:13px;color:var(--c-ink-2);}
.empty-state .btn{margin-top:16px;}

/* 侧栏 */
.article-aside{position:sticky;top:88px;align-self:start;}
.aside-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-1);
}
.aside-card + .aside-card{margin-top:20px;}
.aside-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;margin-bottom:14px;
}
.aside-title svg{width:16px;height:16px;color:var(--c-primary);}
.toc-list{list-style:none;margin:0;font-size:14px;}
.toc-list li + li{margin-top:2px;}
.toc-list a{
  display:block;padding:8px 0;
  color:var(--c-ink-2);
  border-bottom:1px dashed var(--c-line);
  transition:color .2s ease, padding-left .2s ease;
  line-height:1.6;
}
.toc-list li:last-child a{border-bottom:0;}
.toc-list a:hover{color:var(--c-primary);padding-left:5px;}
.hot-list{list-style:none;margin:0;font-size:14px;}
.hot-list li + li{margin-top:12px;}
.hot-list a{
  display:flex;gap:10px;align-items:flex-start;
  color:var(--c-ink-2);line-height:1.65;
}
.hot-list a:hover{color:var(--c-primary);}
.hot-list .idx{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:700;display:grid;place-items:center;
  margin-top:3px;
}
.aside-card .btn{margin-top:6px;}

/* 相关推荐 */
.related{padding:72px 0 88px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:28px;
}
.section-title{
  font-size:clamp(20px,2.2vw,26px);
  font-weight:700;line-height:1.35;
}
.section-sub{font-size:14px;color:var(--c-ink-2);margin-top:6px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
  white-space:nowrap;
}
.link-more svg{width:14px;height:14px;transition:transform .22s ease;}
.link-more:hover svg{transform:translateX(3px);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.mini-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.mini-card:hover{
  transform:translateY(-2px);
  border-color:rgba(11,91,87,.35);
  box-shadow:var(--sh-2);
}
.mini-card .thumb{
  aspect-ratio:16/9;overflow:hidden;
  background:var(--c-primary-soft);
}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.mini-card:hover .thumb img{transform:scale(1.03);}
.mini-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.mini-body h3{
  font-size:16px;font-weight:700;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-body p{
  font-size:14px;color:var(--c-ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-2);
}
.mini-meta svg{width:14px;height:14px;color:var(--c-primary);}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--c-dark);
  color:rgba(255,255,255,.78);
  font-size:15px;
  padding:64px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
  opacity:.85;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text i{color:rgba(255,255,255,.62);border-left-color:rgba(255,255,255,.18);}
.footer-brand p{
  margin-top:16px;font-size:14px;line-height:1.9;
  color:rgba(255,255,255,.62);max-width:320px;
}
.footer-col h4{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;
}
.footer-col ul{list-style:none;margin:0;}
.footer-col li + li{margin-top:10px;}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-col a:hover{color:var(--c-accent);}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:rgba(255,255,255,.7);line-height:1.7;
}
.footer-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:4px;color:var(--c-accent);}
.qr-box{
  margin-top:18px;width:112px;height:112px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.28);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.6;color:rgba(255,255,255,.6);
  background:rgba(255,255,255,.04);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 抽屉遮罩 ---------- */
body.is-drawer::after{
  content:"";position:fixed;inset:0;z-index:80;
  background:rgba(10,38,36,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-main{max-width:none;padding:36px 32px 42px;}
  .article-aside{position:static;}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:960px){
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,84vw);
    background:var(--c-surface);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:88px 24px 32px;z-index:120;
    transform:translateX(102%);
    transition:transform .32s cubic-bezier(.4,0,.2,1);
    box-shadow:-18px 0 48px -20px rgba(11,38,36,.4);
    overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0);}
  .main-nav a{
    padding:14px 4px;font-size:16px;
    border-bottom:1px solid var(--c-line);
  }
  .main-nav a::after{display:none;}
  .main-nav a.is-active{color:var(--c-primary);}
  .header-actions .btn-primary{display:none;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .page-head{padding:32px 0 30px;}
  .article-wrap{padding:36px 0 12px;}
  .article-main{padding:28px 22px 34px;}
  .article-body{font-size:16.5px;}
  .article-body pre{font-size:13px;}
  .article-body table{font-size:14px;}
  .related{padding:52px 0 64px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .logo-text i{display:none;}
  .page-title{font-size:24px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .article-main{padding:24px 18px 30px;border-radius:var(--r-sm);}
  .article-body h2{font-size:20px;}
  .article-body h3{font-size:18px;}
  .meta-row{gap:8px;}
  .breadcrumb .crumb-current{max-width:180px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;
  --r-card:16px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,38,36,.04),0 12px 32px -12px rgba(11,38,36,.18);
  --sh-2:0 2px 4px rgba(11,38,36,.06),0 22px 48px -16px rgba(11,38,36,.24);
  --sect:96px;
  --header-h:64px;
  --font:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.nums{font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-ink);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-accent{background:var(--c-accent);color:#fff;}
.btn-accent:hover{background:#D2762C;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);}
.btn-light-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff;}
.btn-light-ghost:hover{background:rgba(255,255,255,.12);}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.9);
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 20px -16px rgba(11,38,36,.5);
}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:28px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:var(--c-primary);color:#fff;
}
.logo-mark svg{width:20px;height:20px;}
.logo-text{display:flex;align-items:baseline;gap:4px;line-height:1;}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:.5px;color:var(--c-primary-ink);}
.logo-text i{font-style:normal;font-size:12px;font-weight:600;color:var(--c-ink-2);letter-spacing:.5px;}

.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);
  padding:6px 0;transition:color .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%) scaleX(0);
  width:60%;height:2px;border-radius:2px;background:var(--c-primary);
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary);}
.main-nav a:hover::after{transform:translateX(-50%) scaleX(1);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{transform:translateX(-50%) scaleX(1);}

.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 12px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease,width .25s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex-shrink:0;}
.search-box input{
  width:104px;border:0;background:transparent;outline:none;
  font-size:14px;transition:width .25s ease;
}
.search-box input::placeholder{color:#9AA5A3;}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);}
.search-box:focus-within input,.search-box:hover input{width:150px;}

.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;color:var(--c-ink);}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,38,36,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(84vw,340px);
  background:#fff;z-index:90;padding:22px 20px 28px;
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:18px;
  box-shadow:-18px 0 40px -22px rgba(11,38,36,.5);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;cursor:pointer;display:grid;place-items:center;
}
.drawer-close svg{width:18px;height:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  padding:12px 10px;border-radius:10px;font-size:15px;color:var(--c-ink-2);
  transition:background-color .2s ease,color .2s ease;
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-ink);font-weight:600;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-ink-2);margin-bottom:12px;
}
.breadcrumb a{color:var(--c-primary);}
.breadcrumb a:hover{text-decoration:underline;}
.breadcrumb .sep{color:#B4BDBA;}
.breadcrumb .current{color:var(--c-ink-2);}

/* ---------- Hero 分屏 ---------- */
.page-hero{
  position:relative;
  padding:calc(var(--header-h) + 40px) 0 64px;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;left:-10%;right:-10%;bottom:-140px;height:300px;
  border-radius:50%;background:var(--c-primary);opacity:.06;pointer-events:none;
}
.hero-split{
  position:relative;z-index:1;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#A6551A;
  font-size:13px;font-weight:600;margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.page-hero h1{
  font-size:clamp(30px,4vw,46px);line-height:1.18;font-weight:800;letter-spacing:-.4px;
}
.page-hero .lede{
  margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-ink-2);max-width:620px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
}
.badge svg{width:14px;height:14px;color:var(--c-primary);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-visual{position:relative;}
.hero-visual .media{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  height:400px;background:var(--c-primary-soft);box-shadow:var(--sh-1);
}
.hero-visual .media img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;left:-22px;bottom:26px;
  width:250px;padding:18px;border-radius:var(--r-sm);
  background:#fff;box-shadow:var(--sh-2);
  border:1px solid var(--c-line);
}
.hero-float h4{font-size:14px;font-weight:600;color:var(--c-ink);}
.hero-float p{font-size:13px;color:var(--c-ink-2);margin-top:6px;line-height:1.7;}
.hero-float .bar{
  margin-top:12px;height:6px;border-radius:var(--r-pill);background:var(--c-primary-soft);overflow:hidden;
}
.hero-float .bar span{display:block;height:100%;width:72%;background:var(--c-primary);border-radius:var(--r-pill);}

/* ---------- 锚点导航 ---------- */
.anchor-nav{
  position:sticky;top:var(--header-h);z-index:40;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.anchor-list{
  display:flex;gap:10px;overflow-x:auto;padding:14px 24px;
  scrollbar-width:none;
}
.anchor-list::-webkit-scrollbar{display:none;}
.anchor-list a{
  flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);
  border:1px solid var(--c-line);background:#fff;
  transition:all .2s ease;
}
.anchor-list a:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}

/* ---------- 板块基础 ---------- */
.section{padding:var(--sect) 0;}
.section.tight{padding-top:0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:44px;
}
.section-head h2{
  font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.3px;
  padding-left:16px;position:relative;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--c-primary);
}
.section-head .sub{font-size:15px;color:var(--c-ink-2);margin-top:10px;padding-left:16px;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--c-primary);flex-shrink:0;
}
.text-link svg{width:16px;height:16px;transition:transform .2s ease;}
.text-link:hover svg{transform:translateX(3px);}

/* ---------- 图文交替 ---------- */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.feature-row + .feature-row{margin-top:72px;}
.feature-row.is-reverse .feature-media{order:-1;}
.feature-media{
  border-radius:var(--r-card);overflow:hidden;height:340px;
  background:var(--c-primary-soft);box-shadow:var(--sh-1);
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.feature-media:hover img{transform:scale(1.03);}
.feature-copy h3{
  font-size:22px;font-weight:600;line-height:1.4;margin-bottom:14px;
}
.feature-copy p{font-size:16px;line-height:1.9;color:var(--c-ink-2);}
.feature-copy p + p{margin-top:14px;}
.feature-copy .kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--c-accent);margin-bottom:10px;
}

/* ---------- 清单 / 步骤 ---------- */
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:12px;font-size:15px;line-height:1.8;color:var(--c-ink-2);}
.check-list .ico{
  flex:0 0 22px;height:22px;margin-top:4px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;
}
.check-list .ico svg{width:13px;height:13px;}

.step-list{margin-top:22px;display:flex;flex-direction:column;gap:18px;}
.step-list li{display:flex;gap:14px;align-items:flex-start;}
.step-num{
  flex:0 0 34px;height:34px;border-radius:12px;
  display:grid;place-items:center;
  background:#fff;border:1px solid var(--c-line);
  color:var(--c-primary);font-weight:700;font-size:14px;
  font-variant-numeric:tabular-nums;
}
.step-list strong{display:block;font-size:15px;font-weight:600;color:var(--c-ink);}
.step-list span{display:block;font-size:14.5px;color:var(--c-ink-2);line-height:1.8;margin-top:4px;}

/* ---------- 提示块 ---------- */
.notice{
  margin-top:26px;padding:20px 22px;border-radius:var(--r-sm);
  background:var(--c-primary-soft);border-left:4px solid var(--c-primary);
}
.notice h4{font-size:15px;font-weight:600;color:var(--c-primary-ink);}
.notice p{font-size:14.5px;color:#2C4341;margin-top:8px;line-height:1.8;}

/* ---------- 对比卡 ---------- */
.compare-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px;
}
.compare-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.compare-card:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:rgba(11,91,87,.2);}
.compare-card .tag{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;background:var(--c-accent-soft);color:#A6551A;margin-bottom:14px;
}
.compare-card h4{font-size:17px;font-weight:600;margin-bottom:10px;}
.compare-card p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-sm);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(11,91,87,.25);}
.faq-item.is-open{border-color:rgba(11,91,87,.35);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-q .chev{
  flex:0 0 26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:var(--c-primary-soft);color:var(--c-primary);
  transition:transform .24s ease;
}
.faq-q .chev svg{width:14px;height:14px;}
.faq-item.is-open .faq-q .chev{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .24s ease;
}
.faq-a p{
  padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;background:var(--c-dark);color:#fff;overflow:hidden;
  padding:88px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:22px 22px;opacity:.14;pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
}
.cta-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;
}
.cta-copy h2{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;}
.cta-copy p{margin-top:16px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.78);}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.86);}
.cta-points svg{width:16px;height:16px;color:var(--c-accent);flex-shrink:0;margin-top:5px;}

.form-card{
  background:#fff;color:var(--c-ink);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-2);
  transform:translateY(-32px);
}
.form-card h3{font-size:20px;font-weight:700;}
.form-card .form-hint{font-size:13.5px;color:var(--c-ink-2);margin-top:8px;}
.field{margin-top:20px;}
.field label{display:block;font-size:13px;color:var(--c-ink-2);margin-bottom:8px;font-weight:500;}
.field input{
  width:100%;height:46px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#fff;outline:none;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field input::placeholder{color:#9AA5A3;}
.field input:hover{border-color:#C7CFCC;}
.field input:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-soft);background:#FCFEFD;}
.field.is-error input{border-color:var(--c-signal);box-shadow:0 0 0 4px rgba(200,64,47,.12);}
.field .msg{font-size:13px;margin-top:7px;color:var(--c-signal);display:none;}
.field.is-error .msg{display:block;}
.field.is-success input{border-color:var(--c-primary);}
.field .ok{font-size:13px;margin-top:7px;color:var(--c-primary);display:none;align-items:center;gap:6px;}
.field.is-success .ok{display:flex;}
.field .ok svg{width:14px;height:14px;}
.form-row{display:grid;grid-template-columns:1fr 120px;gap:12px;align-items:end;}
.form-row .btn{height:46px;padding:0 16px;}
.agree{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13.5px;color:var(--c-ink-2);line-height:1.7;}
.agree input{width:17px;height:17px;margin-top:3px;accent-color:var(--c-primary);flex-shrink:0;}
.form-card .btn-submit{width:100%;margin-top:20px;height:48px;}
.form-foot{margin-top:14px;font-size:12.5px;color:#87918F;text-align:center;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--c-dark);color:rgba(255,255,255,.82);
  padding:72px 0 0;font-size:15px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;
  padding-bottom:52px;
}
.footer-brand .logo-text b{color:#fff;font-size:20px;}
.footer-brand .logo-text i{color:rgba(255,255,255,.62);}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-accent);}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.72);line-height:1.7;}
.footer-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:6px;color:var(--c-accent);}
.qr-box{
  margin-top:18px;width:118px;height:118px;border-radius:14px;
  display:grid;place-items:center;text-align:center;line-height:1.5;
  font-size:12.5px;color:rgba(255,255,255,.55);
  background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.22);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sect:72px;--header-h:60px;}
  .container{padding:0 20px;}
  .hero-split{grid-template-columns:1fr;gap:32px;}
  .hero-visual .media{height:320px;}
  .hero-float{left:16px;bottom:16px;width:230px;}
  .feature-row{grid-template-columns:1fr;gap:28px;}
  .feature-row.is-reverse .feature-media{order:0;}
  .feature-media{height:280px;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .form-card{transform:none;}
  .compare-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:960px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{gap:16px;}
  .anchor-nav{top:var(--header-h);}
}
@media (max-width:767px){
  :root{--sect:48px;}
  .container{padding:0 16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:30px;}
  .compare-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .hero-visual .media{height:250px;}
  .hero-float{position:static;width:100%;margin-top:16px;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;}
  .form-row .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-band{padding:56px 0;}
}
@media (max-width:479px){
  .page-hero h1{font-size:28px;}
  .logo-text i{display:none;}
  .feature-media{height:220px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;
  --r-card:16px;
  --r-small:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,38,36,.04), 0 12px 32px -12px rgba(11,38,36,.18);
  --sh-2:0 2px 4px rgba(11,38,36,.06), 0 20px 44px -16px rgba(11,38,36,.24);
  --sp-section:96px;
  --nav-h:64px;
  --font:"system-ui","-apple-system","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--c-primary-ink)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.9);
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 30px -22px rgba(11,38,36,.45);
}
.header-inner{
  height:var(--nav-h);
  display:flex;align-items:center;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:20px;height:20px}
.logo-text{display:flex;align-items:baseline;gap:6px;letter-spacing:.2px}
.logo-text b{font-size:19px;font-weight:800;color:var(--c-ink)}
.logo-text i{font-style:normal;font-size:12px;font-weight:600;color:var(--c-primary);letter-spacing:.6px}

.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.main-nav a{
  position:relative;
  padding:10px 12px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  border-radius:10px;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:20%;right:20%;bottom:4px;height:2px;
  background:var(--c-primary);border-radius:2px;
  transform:scaleX(0);transform-origin:center;
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-primary);background:rgba(11,91,87,.05)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-primary);font-weight:700}
.main-nav a.is-active::after{transform:scaleX(1)}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 12px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-surface);color:var(--c-ink-2);
  transition:border-color .2s ease,box-shadow .2s ease,width .24s ease;
  width:180px;
}
.search-box svg{width:16px;height:16px;flex:0 0 auto}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--c-ink);
}
.search-box input::placeholder{color:#8C9997}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(11,91,87,.12)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn svg{width:16px;height:16px}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px -12px rgba(11,91,87,.7)}
.btn-primary:hover{background:var(--c-primary-ink);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(11,91,87,.75)}
.btn-primary:active{transform:translateY(0)}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 8px 20px -12px rgba(232,135,58,.8)}
.btn-accent:hover{background:#D2752B;color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-ink);transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-block{width:100%}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px}

/* ---------- breadcrumb ---------- */
.crumbs{
  padding:28px 0 0;
  font-size:13px;color:var(--c-ink-2);
  display:flex;flex-wrap:wrap;align-items:center;gap:6px;
}
.crumbs a{color:var(--c-primary)}
.crumbs span.sep{color:#A9B4B2}
.crumbs .current{color:var(--c-ink-2)}

/* ---------- page hero ---------- */
.page-hero{padding:22px 0 0}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.4px;
}
.page-hero h1{
  margin:18px 0 0;
  font-size:clamp(30px,4.6vw,52px);
  line-height:1.15;font-weight:800;letter-spacing:-.5px;
}
.hero-sub{margin-top:16px;font-size:17px;color:var(--c-ink-2);max-width:560px}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
  border:1px solid rgba(11,91,87,.28);color:var(--c-primary);background:var(--c-surface);
}
.badge svg{width:14px;height:14px}
.badge-accent{background:var(--c-accent-soft);border-color:transparent;color:#B4631D}
.badge-signal{background:#FBEAE7;border-color:transparent;color:var(--c-signal)}

.hero-media{position:relative}
.hero-media .frame{
  border-radius:var(--r-card);overflow:hidden;
  background:var(--c-primary-soft);
  box-shadow:var(--sh-1);
  aspect-ratio:4/3;
}
.hero-media .frame img{width:100%;height:100%;object-fit:cover}
.hero-float{
  position:absolute;left:-26px;bottom:-26px;
  background:var(--c-surface);border-radius:var(--r-small);
  padding:16px 18px;box-shadow:var(--sh-2);
  min-width:200px;
}
.hero-float strong{display:block;font-size:22px;font-weight:800;color:var(--c-primary);line-height:1.2}
.hero-float span{display:block;font-size:13px;color:var(--c-ink-2);margin-top:4px}

/* ---------- stat strip ---------- */
.stat-strip{
  margin-top:var(--sp-section);
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.stat-item{padding:26px 24px;border-right:1px solid var(--c-line)}
.stat-item:last-child{border-right:0}
.stat-item b{display:block;font-size:30px;font-weight:800;color:var(--c-primary);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-item span{display:block;margin-top:6px;font-size:14px;color:var(--c-ink-2)}

/* ---------- doc layout ---------- */
.section{padding-top:var(--sp-section)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.section-head h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700}
.section-head p{color:var(--c-ink-2);font-size:15px;margin-top:8px;max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.link-more svg{width:15px;height:15px;transition:transform .2s ease}
.link-more:hover svg{transform:translateX(3px)}

.doc-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.doc-toc{
  position:sticky;top:calc(var(--nav-h) + 20px);
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--sh-1);
}
.doc-toc h3{font-size:14px;font-weight:700;color:var(--c-ink);letter-spacing:.6px;margin-bottom:14px}
.doc-toc ol{counter-reset:toc;display:flex;flex-direction:column;gap:2px}
.doc-toc li{counter-increment:toc}
.doc-toc a{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--c-ink-2);line-height:1.6;
  border-left:2px solid transparent;
}
.doc-toc a::before{
  content:counter(toc,decimal-leading-zero);
  font-size:12px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;padding-top:2px;
}
.doc-toc a:hover{background:var(--c-primary-soft);color:var(--c-primary-ink)}
.doc-toc a.is-active{border-left-color:var(--c-primary);background:var(--c-primary-soft);color:var(--c-primary-ink);font-weight:600}
.doc-toc .toc-note{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-ink-2);line-height:1.7;
}
.doc-toc .btn{margin-top:16px}

.doc-body{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:8px 32px 32px;box-shadow:var(--sh-1)}
.doc-section{padding:32px 0;border-bottom:1px solid var(--c-line)}
.doc-section:last-child{border-bottom:0;padding-bottom:12px}
.doc-section > h2{
  font-size:22px;font-weight:700;line-height:1.35;
  padding-left:14px;border-left:4px solid var(--c-primary);
}
.doc-section > h3{font-size:17px;font-weight:700;margin-top:22px}
.doc-section p{margin-top:16px;color:#22312F}
.doc-section p.lead{font-size:17px;color:var(--c-ink)}
.doc-section ul,.doc-section ol{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.doc-section li{position:relative;padding-left:24px;color:#22312F}
.doc-section ul li::before{
  content:"";position:absolute;left:6px;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--c-primary);opacity:.7;
}
.doc-section ol{counter-reset:li}
.doc-section ol li{counter-increment:li}
.doc-section ol li::before{
  content:counter(li);position:absolute;left:0;top:.28em;
  width:18px;height:18px;border-radius:6px;background:var(--c-primary-soft);
  color:var(--c-primary);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.doc-quote{
  margin-top:20px;padding:18px 20px;
  background:var(--c-primary-soft);border-left:4px solid var(--c-primary);
  border-radius:0 var(--r-small) var(--r-small) 0;
  font-size:15px;color:var(--c-primary-ink);
}
.doc-figure{margin-top:22px}
.doc-figure .frame{border-radius:var(--r-small);overflow:hidden;background:var(--c-primary-soft);aspect-ratio:16/9}
.doc-figure .frame img{width:100%;height:100%;object-fit:cover}
.doc-figure figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--c-ink-2)}

.doc-table{width:100%;border-collapse:collapse;margin-top:20px;font-size:15px}
.doc-table th,.doc-table td{
  border:1px solid var(--c-line);padding:13px 16px;text-align:left;vertical-align:top;
}
.doc-table th{background:#F2F6F5;font-weight:700;color:var(--c-ink);white-space:nowrap}
.doc-table tbody tr:hover{background:#FAFBF9}
.doc-table td code{
  background:var(--c-primary-soft);color:var(--c-primary-ink);
  padding:2px 7px;border-radius:6px;font-size:13px;
}
.table-wrap{overflow-x:auto;margin-top:20px}
.table-wrap .doc-table{margin-top:0;min-width:560px}

/* ---------- risk cards ---------- */
.risk-grid{margin-top:var(--sp-section);display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.risk-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.risk-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,91,87,.2)}
.risk-card .icon{
  width:44px;height:44px;border-radius:14px;background:var(--c-accent-soft);
  color:var(--c-accent);display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.risk-card .icon svg{width:22px;height:22px}
.risk-card h3{font-size:18px;font-weight:700;line-height:1.4}
.risk-card p{margin-top:10px;font-size:15px;color:var(--c-ink-2)}

/* ---------- faq ---------- */
.faq-list{margin-top:8px;display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-small);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(11,91,87,.2);box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(11,91,87,.35);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;background:transparent;border:0;
  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(--c-ink);
}
.faq-q .chev{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  transition:transform .24s ease,background-color .2s ease;
}
.faq-q .chev svg{width:14px;height:14px}
.faq-item.is-open .chev{transform:rotate(180deg);background:var(--c-primary);color:#fff}
.faq-a{height:0;overflow:hidden;transition:height .24s ease}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--c-ink-2)}

/* ---------- cta ---------- */
.cta-band{
  margin-top:var(--sp-section);
  background:var(--c-dark);color:#fff;position:relative;overflow:hidden;
  border-top:3px solid transparent;
  background-image:
    radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(var(--c-dark),var(--c-dark));
  background-size:16px 16px,100% 100%;
}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent));
  opacity:.9;
}
.cta-inner{padding:72px 0 80px;display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.cta-copy h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700;color:#fff}
.cta-copy p{margin-top:16px;color:rgba(255,255,255,.72);font-size:15px}
.cta-copy ul{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-copy li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.82)}
.cta-copy li svg{width:16px;height:16px;margin-top:5px;color:var(--c-accent);flex:0 0 auto}

.form-card{
  background:var(--c-surface);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-2);margin-top:-32px;color:var(--c-ink);
}
.form-card h3{font-size:19px;font-weight:700}
.form-card > p{margin-top:8px;font-size:14px;color:var(--c-ink-2)}
.field{margin-top:18px}
.field label{display:block;font-size:13px;color:var(--c-ink-2);margin-bottom:7px;font-weight:600}
.field input[type="text"],.field input[type="tel"]{
  width:100%;height:46px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#FCFCFA;outline:none;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field input::placeholder{color:#98A3A1}
.field input:focus{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(11,91,87,.12)}
.field.is-error input{border-color:var(--c-signal);background:#FDF5F4}
.field .msg{display:none;margin-top:7px;font-size:13px;color:var(--c-signal)}
.field.is-error .msg{display:block}
.field .ok-msg{display:none;margin-top:7px;font-size:13px;color:var(--c-primary);align-items:center;gap:6px}
.field.is-ok .ok-msg{display:flex}
.field .ok-msg svg{width:14px;height:14px}
.check-row{margin-top:18px;display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--c-ink-2)}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary)}
.form-card .btn{margin-top:22px}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-dark);color:rgba(255,255,255,.72);
  margin-top:var(--sp-section);position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent));
  opacity:.85;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;
  padding:64px 0 40px;
}
.footer-brand .logo-text b{color:#fff;font-size:19px}
.footer-brand .logo-text i{color:var(--c-accent)}
.footer-brand p{margin-top:16px;font-size:15px;line-height:1.8;max-width:320px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:rgba(255,255,255,.72);font-size:15px}
.footer-col a:hover{color:var(--c-accent)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7}
.footer-contact svg{width:16px;height:16px;margin-top:5px;color:var(--c-accent);flex:0 0 auto}
.qr-box{
  margin-top:18px;width:104px;height:104px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.5;color:rgba(255,255,255,.6);
  background:rgba(255,255,255,.04);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,38,36,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

@media (max-width:1023px){
  :root{--sp-section:72px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-float{left:auto;right:16px;bottom:-20px}
  .doc-layout{grid-template-columns:1fr;gap:28px}
  .doc-toc{position:static}
  .risk-grid{grid-template-columns:1fr 1fr}
  .stat-strip{grid-template-columns:1fr 1fr}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--c-line)}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:56px 0 64px}
  .form-card{margin-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
}
@media (max-width:960px){
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:290px;
    background:var(--c-surface);flex-direction:column;align-items:stretch;
    gap:6px;padding:78px 20px 24px;margin:0;z-index:80;
    box-shadow:-20px 0 44px -24px rgba(10,38,36,.5);
    transform:translateX(100%);transition:transform .28s ease;
  }
  .main-nav.is-open{transform:translateX(0)}
  .main-nav a{padding:13px 14px;font-size:16px;border-radius:12px}
  .main-nav a::after{display:none}
  .main-nav a.is-active{background:var(--c-primary-soft)}
  .nav-toggle{display:flex}
  .search-box{display:none}
}
@media (max-width:767px){
  :root{--sp-section:48px}
  .container{padding:0 16px}
  .header-actions .btn-primary{display:none}
  .doc-body{padding:4px 20px 24px}
  .risk-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--c-line)}
  .stat-item:last-child{border-bottom:0}
  .footer-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:24px}
  .form-card{padding:22px}
}
@media (max-width:479px){
  .logo-text i{display:none}
  .hero-actions .btn{width:100%}
  .hero-float{position:static;margin-top:-24px;width:calc(100% - 32px);margin-left:16px}
}

/* roulang page: category3 */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;
  --r-card:16px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,38,36,.04),0 12px 32px -12px rgba(11,38,36,.18);
  --sh-2:0 2px 4px rgba(11,38,36,.06),0 20px 44px -16px rgba(11,38,36,.26);
  --w-container:1200px;
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.5px;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;}
h3{font-size:20px;line-height:1.35;font-weight:600;}
h4{font-size:16px;line-height:1.4;font-weight:600;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}

.container{max-width:var(--w-container);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.86);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 20px -16px rgba(11,38,36,.5);
}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.logo-mark svg{width:20px;height:20px;}
.logo-text{display:flex;align-items:baseline;gap:2px;font-size:17px;letter-spacing:.2px;}
.logo-text b{font-weight:800;color:var(--c-primary);}
.logo-text i{font-style:normal;font-weight:500;font-size:13px;color:var(--c-ink-2);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto;flex-wrap:wrap;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  transition:color .2s ease,background .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:20%;right:20%;bottom:2px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:center;
  transition:transform .2s ease;
}
.main-nav a:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--c-primary);font-weight:600;}
.main-nav a.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-surface);padding:6px 12px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:0 0 auto;}
.search-box input{
  width:118px;border:0;outline:none;background:transparent;font-size:14px;
  transition:width .25s ease;
}
.search-box input::placeholder{color:#9aa5a3;}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);}
.search-box:hover input{width:150px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);font-weight:600;font-size:15px;
  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-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-ink);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-accent{background:var(--c-accent);color:#3a1f06;}
.btn-accent:hover{background:#d67728;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent;}
.btn-outline:hover{background:var(--c-primary-soft);transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;letter-spacing:.3px;
  border:1px solid var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);
}
.tag-accent{background:var(--c-accent);border-color:var(--c-accent);color:#3a1f06;}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-ink-2);margin-bottom:12px;
}
.breadcrumb a{color:var(--c-primary);}
.breadcrumb a:hover{text-decoration:underline;}
.breadcrumb em{font-style:normal;color:var(--c-ink-2);}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:40px 0 64px;
  background:
    radial-gradient(900px 420px at 88% -10%,rgba(11,91,87,.10),transparent 70%),
    var(--c-bg);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,var(--c-line),transparent);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.hero-copy .tag{margin-bottom:16px;}
.hero-copy h1{margin-bottom:14px;max-width:15em;}
.hero-sub{font-size:17px;color:var(--c-ink-2);max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;color:var(--c-ink-2);
}
.hero-points li::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--c-accent);
}
.hero-media{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);background:var(--c-primary-soft);
}
.hero-media img{width:100%;height:360px;object-fit:cover;}
.hero-media .float-card{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(255,255,255,.94);border-radius:var(--r-sm);
  padding:14px 16px;display:flex;gap:18px;box-shadow:var(--sh-1);
}
.float-card div{flex:1;min-width:0;}
.float-card b{display:block;font-size:20px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.float-card span{font-size:13px;color:var(--c-ink-2);}

/* ---------- sections ---------- */
.section{padding:var(--sp-section) 0;}
.section-tight{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;
}
.section-head h2{max-width:22em;}
.section-desc{margin-top:10px;color:var(--c-ink-2);font-size:15px;max-width:46em;}
.section-link{
  font-size:15px;font-weight:600;color:var(--c-primary);white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
}
.section-link:hover{color:var(--c-primary-ink);}
.section-link svg{width:16px;height:16px;transition:transform .2s ease;}
.section-link:hover svg{transform:translateX(3px);}
.section-alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}

/* ---------- timeline ---------- */
.timeline{position:relative;padding:8px 0;}
.timeline::before{
  content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;margin-left:-1px;
  background:linear-gradient(180deg,var(--c-primary-soft),var(--c-primary),var(--c-primary-soft));
  opacity:.55;
}
.timeline-item{
  display:grid;grid-template-columns:1fr 76px 1fr;align-items:flex-start;
  margin-bottom:36px;
}
.timeline-item:last-child{margin-bottom:0;}
.tl-card{
  grid-column:1;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(11,91,87,.28);}
.timeline-item.is-right .tl-card{grid-column:3;}
.tl-node{
  grid-column:2;grid-row:1;justify-self:center;
  width:52px;height:52px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-primary);
  color:var(--c-primary);font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px var(--c-bg);
}
.tl-card h3{margin-bottom:10px;}
.tl-card p{font-size:15px;color:var(--c-ink-2);}
.tl-meta{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:13px;color:var(--c-primary);background:var(--c-primary-soft);
  padding:4px 12px;border-radius:var(--r-pill);
}

/* ---------- qualify / material ---------- */
.qualify-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.panel{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);
}
.panel h3{margin-bottom:16px;padding-left:14px;position:relative;}
.panel h3::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:var(--c-primary);
}
.check-list li{
  position:relative;padding:10px 0 10px 28px;font-size:15px;color:var(--c-ink-2);
  border-bottom:1px dashed var(--c-line);
}
.check-list li:last-child{border-bottom:0;}
.check-list li::before{
  content:"";position:absolute;left:2px;top:19px;width:14px;height:8px;
  border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(-45deg);
}
.check-list-amber li::before{border-color:var(--c-accent);}
.qualify-media{
  margin-top:24px;border-radius:var(--r-card);overflow:hidden;
  background:var(--c-primary-soft);box-shadow:var(--sh-1);
}
.qualify-media img{width:100%;height:240px;object-fit:cover;}

/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;text-align:left;transition:transform .2s ease,box-shadow .2s ease;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-1);}
.stat-card b{
  display:block;font-size:28px;font-weight:800;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat-card span{display:block;margin-top:6px;font-size:14px;color:var(--c-ink-2);}

/* ---------- faq ---------- */
.faq{display:grid;gap:12px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-sm);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(11,91,87,.3);}
.faq-item.is-open{border-color:rgba(11,91,87,.45);box-shadow:var(--sh-1);}
.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(--c-ink);
}
.faq-q .ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  transition:transform .24s ease,background .24s ease,color .24s ease;
}
.faq-q .ico svg{width:14px;height:14px;}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:var(--c-primary);color:#fff;}
.faq-a{
  height:0;overflow:hidden;transition:height .24s ease;
}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--c-ink-2);}

/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--c-dark);color:#fff;
  padding:64px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:18px 18px;opacity:.5;
}
.cta-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.cta-inner h2{color:#fff;margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.78);font-size:15px;max-width:36em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-card{
  background:var(--c-surface);color:var(--c-ink);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-2);
}
.cta-card h3{margin-bottom:12px;font-size:18px;}
.cta-card ul{display:grid;gap:10px;}
.cta-card li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-ink-2);
}
.cta-card li::before{
  content:"";flex:0 0 auto;margin-top:8px;width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);
}
.cta-card .btn{width:100%;margin-top:18px;}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--c-dark);color:rgba(255,255,255,.78);
  padding-top:64px;font-size:15px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent),transparent);
  opacity:.85;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text i{color:rgba(255,255,255,.6);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:30em;}
.footer-col h4{color:#fff;margin-bottom:16px;font-size:15px;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:5px;color:var(--c-accent);}
.qr-box{
  margin-top:16px;width:120px;height:120px;border-radius:12px;
  border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:13px;line-height:1.5;color:rgba(255,255,255,.6);background:rgba(255,255,255,.04);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,38,36,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:80;
  background:var(--c-surface);padding:24px 22px;
  transform:translateX(102%);transition:transform .3s ease;
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
  box-shadow:-20px 0 40px -24px rgba(11,38,36,.55);
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .drawer-head{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;
}
.mobile-drawer .drawer-head span{font-weight:700;color:var(--c-primary);}
.mobile-drawer .drawer-head button{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
}
.mobile-drawer a{
  padding:12px;border-radius:10px;font-size:15px;color:var(--c-ink-2);
  border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.mobile-drawer a:hover,.mobile-drawer a.is-active{
  background:var(--c-primary-soft);color:var(--c-primary);border-color:rgba(11,91,87,.2);
}
.mobile-drawer .btn{margin-top:14px;}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  :root{--sp-section:72px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media img{height:300px;}
  .timeline::before{left:26px;}
  .timeline-item{grid-template-columns:52px 1fr;row-gap:0;}
  .tl-node{grid-column:1;grid-row:1;justify-self:start;width:44px;height:44px;font-size:14px;}
  .tl-card,.timeline-item.is-right .tl-card{grid-column:2;margin-left:18px;}
  .timeline-item{margin-bottom:24px;}
  .qualify-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .search-box{display:none;}
}
@media (max-width:960px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-sm{display:none;}
}
@media (max-width:767px){
  :root{--sp-section:48px;}
  .container{padding:0 20px;}
  .header-inner{height:56px;gap:12px;}
  .page-hero{padding:28px 0 44px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .hero-actions .btn{flex:1 1 auto;}
  .cta-band{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .stats-grid{grid-template-columns:1fr;}
  .hero-media img{height:230px;}
  .float-card{flex-wrap:wrap;gap:10px;}
  .panel{padding:20px;}
  .tl-card{padding:18px;}
}

/* roulang page: category4 */
:root{
  --c-primary:#0B5B57;
  --c-primary-ink:#063A37;
  --c-primary-soft:#E4F0EE;
  --c-accent:#E8873A;
  --c-accent-soft:#FDEFE0;
  --c-signal:#C8402F;
  --c-bg:#F7F5F0;
  --c-surface:#FFFFFF;
  --c-dark:#0A2624;
  --c-ink:#16211F;
  --c-ink-2:#4A5856;
  --c-line:#E3E1DA;
  --r-card:16px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(11,38,36,.04),0 12px 32px -12px rgba(11,38,36,.18);
  --shadow-2:0 2px 6px rgba(11,38,36,.06),0 20px 44px -16px rgba(11,38,36,.24);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--c-ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto;background-color:var(--c-primary-soft)}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}
::selection{background:var(--c-primary-soft);color:var(--c-primary-ink)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:48px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:.2px}
.section-head p{margin-top:10px;color:var(--c-ink-2);font-size:15px;max-width:640px}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-size:15px;font-weight:600;transition:gap .2s var(--ease),color .2s}
.link-more:hover{gap:11px;color:var(--c-primary-ink)}
.link-more svg{width:16px;height:16px}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s,color .2s,border-color .2s;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-ink);transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(11,91,87,.7)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#d1782f;transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(232,135,58,.7)}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:var(--c-primary-soft);transform:translateY(-1px)}
.btn-ghost-light{border-color:rgba(255,255,255,.35);color:#fff;background:transparent}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:13px;line-height:1.6;font-weight:600;
}
.badge-outline{border:1px solid rgba(11,91,87,.35);color:var(--c-primary);background:rgba(255,255,255,.7)}
.badge-accent{background:var(--c-accent);color:#fff}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-ink)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.86);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;
  transition:background-color .25s,border-color .25s,box-shadow .25s;
}
.site-header.is-scrolled{background:rgba(255,255,255,.92);border-bottom-color:var(--c-line);box-shadow:0 6px 20px -18px rgba(11,38,36,.7)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:32px;height:32px;border-radius:10px;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.logo-mark svg{width:19px;height:19px}
.logo-text{display:flex;align-items:baseline;gap:8px}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:.6px;color:var(--c-ink)}
.logo-text i{font-style:normal;font-size:12px;letter-spacing:.4px;color:var(--c-ink-2);padding-left:8px;border-left:1px solid var(--c-line)}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav a{position:relative;padding:6px 2px;font-size:15px;color:var(--c-ink-2);transition:color .2s}
.main-nav a::after{content:"";position:absolute;left:50%;bottom:-2px;width:0;height:2px;border-radius:2px;background:var(--c-primary);transform:translateX(-50%);transition:width .24s var(--ease)}
.main-nav a:hover{color:var(--c-primary)}
.main-nav a:hover::after{width:60%}
.main-nav a.is-active{color:var(--c-primary);font-weight:600}
.main-nav a.is-active::after{width:60%}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.search-box{display:flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--c-line);border-radius:var(--r-pill);background:#fff;transition:border-color .2s,box-shadow .2s}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:none}
.search-box input{width:92px;border:0;outline:0;background:transparent;font-size:14px;color:var(--c-ink);transition:width .28s var(--ease)}
.search-box input::placeholder{color:#96a19f}
.search-box:hover input,.search-box:focus-within input{width:140px}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(11,91,87,.1)}
.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--c-line);border-radius:10px;background:#fff;cursor:pointer;transition:border-color .2s,background-color .2s}
.nav-toggle:hover{border-color:var(--c-primary);background:var(--c-primary-soft)}
.nav-toggle svg{width:20px;height:20px;color:var(--c-ink)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(10,38,36,.45);opacity:0;pointer-events:none;transition:opacity .3s var(--ease);z-index:80}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;z-index:90;width:min(320px,86vw);height:100%;
  background:#fff;padding:22px 20px 32px;overflow-y:auto;
  transform:translateX(101%);transition:transform .32s var(--ease);
  box-shadow:-20px 0 44px -24px rgba(11,38,36,.5);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--c-line);border-radius:10px;background:#fff;cursor:pointer}
.drawer-close svg{width:18px;height:18px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-nav a{padding:12px 14px;border-radius:12px;font-size:15px;color:var(--c-ink-2);transition:background-color .2s,color .2s}
.drawer-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-ink)}
.drawer-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.drawer .btn{width:100%}

/* ---------- 面包屑 & 页头 ---------- */
.page-head{padding:40px 0 6px;border-bottom:1px solid var(--c-line)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-ink-2);margin-bottom:12px}
.breadcrumb a{color:var(--c-ink-2);transition:color .2s}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:#b9c0be}
.breadcrumb .current{color:var(--c-ink-2)}
.page-title{
  font-size:clamp(28px,3.6vw,42px);line-height:1.2;font-weight:800;letter-spacing:.2px;
  max-width:900px;
}
.page-lead{margin-top:16px;font-size:16px;color:var(--c-ink-2);max-width:680px}
.page-head-inner{padding-bottom:36px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--c-line);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;margin-top:32px;
}
.stat-item{background:var(--c-surface);padding:22px 20px}
.stat-num{font-size:26px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;letter-spacing:.4px}
.stat-label{font-size:13px;color:var(--c-ink-2);margin-top:4px}

/* ---------- 图墙 ---------- */
.wall{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.wall-card{
  position:relative;border-radius:var(--r-card);overflow:hidden;background:var(--c-primary-soft);
  height:220px;border:1px solid transparent;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s;
}
.wall-card--lg{grid-column:span 2;height:340px}
.wall-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.wall-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(11,91,87,.2)}
.wall-card:hover img{transform:scale(1.03)}
.wall-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,38,36,0) 38%,rgba(10,38,36,.78) 100%)}
.wall-tag{position:absolute;top:14px;left:14px;z-index:2}
.wall-body{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.wall-label{font-size:16px;font-weight:700;letter-spacing:.4px}
.wall-desc{margin-top:6px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.86);max-width:420px}

/* ---------- 自查区 ---------- */
.selfcheck{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center}
.selfcheck h2{font-size:clamp(24px,3vw,34px)}
.selfcheck p{margin-top:16px;color:var(--c-ink-2)}
.step-list{margin-top:26px;display:flex;flex-direction:column;gap:2px}
.step-list li{display:flex;gap:14px;padding:18px 0;border-top:1px solid var(--c-line)}
.step-list li:last-child{border-bottom:1px solid var(--c-line)}
.step-idx{
  flex:none;width:30px;height:30px;border-radius:10px;background:var(--c-accent-soft);color:#a75a17;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step-text strong{display:block;font-size:16px;font-weight:600}
.step-text span{display:block;margin-top:4px;font-size:14px;color:var(--c-ink-2)}
.selfcheck-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-1);background:var(--c-primary-soft)}
.selfcheck-media img{width:100%;height:420px;object-fit:cover}
.selfcheck-note{
  position:absolute;left:18px;right:18px;bottom:18px;background:rgba(255,255,255,.94);
  border-radius:14px;padding:14px 16px;font-size:13px;color:var(--c-ink-2);
  box-shadow:0 12px 30px -20px rgba(11,38,36,.7);
}
.selfcheck-note strong{display:block;color:var(--c-ink);font-size:14px;margin-bottom:2px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .24s,box-shadow .24s;
}
.faq-item:hover{border-color:rgba(11,91,87,.28)}
.faq-item.is-open{border-color:rgba(11,91,87,.42);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-icon{flex:none;width:24px;height:24px;border-radius:8px;background:var(--c-primary-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center;transition:transform .24s var(--ease),background-color .24s}
.faq-icon svg{width:14px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(135deg);background:var(--c-primary);color:#fff}
.faq-a{height:0;overflow:hidden;transition:height .24s var(--ease)}
.faq-a-inner{padding:0 22px 22px;font-size:15px;color:var(--c-ink-2);line-height:1.9}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;background:var(--c-dark);color:#fff;border-radius:24px;overflow:hidden;
  padding:52px 48px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:18px 18px;opacity:.6;pointer-events:none;
}
.cta-inner{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(24px,3vw,32px)}
.cta-inner p{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px}
.cta-points{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.cta-points span{font-size:13px;padding:5px 12px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.86)}
.cta-card{background:#fff;border-radius:var(--r-card);padding:26px;color:var(--c-ink);box-shadow:0 24px 56px -30px rgba(0,0,0,.6)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-ink-2);margin-bottom:7px}
.field input[type="text"]{
  width:100%;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--c-ink);transition:border-color .2s,box-shadow .2s,background-color .2s;
}
.field input[type="text"]::placeholder{color:#98a3a1}
.field input[type="text"]:focus{outline:none;border-color:var(--c-primary);background:#fbfdfc;box-shadow:0 0 0 3px rgba(11,91,87,.12)}
.field.has-error input[type="text"]{border-color:var(--c-signal);box-shadow:0 0 0 3px rgba(200,64,47,.1)}
.field-error{display:none;margin-top:6px;font-size:13px;color:var(--c-signal)}
.field.has-error .field-error{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--c-ink-2);line-height:1.7}
.check-row input{margin-top:4px;accent-color:var(--c-primary);width:16px;height:16px;flex:none}
.form-success{
  display:none;align-items:center;gap:8px;margin-top:14px;font-size:14px;color:var(--c-primary);
}
.form-success.is-visible{display:flex}
.form-success svg{width:18px;height:18px;flex:none}
.cta-card .btn{width:100%;margin-top:18px}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--c-dark);color:rgba(255,255,255,.78);margin-top:80px;padding-top:3px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--c-primary) 0%,rgba(11,91,87,.25) 45%,var(--c-accent) 100%);opacity:.85}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text i{color:rgba(255,255,255,.6);border-left-color:rgba(255,255,255,.18)}
.footer-brand p{margin-top:16px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.7);max-width:320px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:15px;color:rgba(255,255,255,.72);transition:color .2s}
.footer-col a:hover{color:var(--c-accent)}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.7}
.footer-contact svg{width:16px;height:16px;flex:none;margin-top:4px;color:var(--c-accent)}
.qr-box{
  margin-top:16px;width:112px;height:112px;border-radius:14px;border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;text-align:center;font-size:12px;line-height:1.6;
  color:rgba(255,255,255,.6);background:rgba(255,255,255,.04);
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 20px}
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .search-box{display:none}
  .section{padding:56px 0}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .wall{grid-template-columns:repeat(2,1fr);gap:16px}
  .wall-card--lg{grid-column:span 2;height:280px}
  .wall-card{height:200px}
  .selfcheck{grid-template-columns:1fr;gap:28px}
  .selfcheck-media img{height:320px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:36px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px}
  .footer-brand{grid-column:span 2}
}
@media (max-width:767px){
  .header-inner{height:56px;gap:14px}
  .logo-text b{font-size:17px}
  .logo-text i{font-size:11px}
  .page-head{padding:26px 0 4px}
  .page-title{font-size:clamp(24px,6vw,30px)}
  .section{padding:44px 0}
  .section-head{margin-bottom:24px}
  .wall{grid-template-columns:1fr}
  .wall-card,.wall-card--lg{grid-column:span 1;height:220px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:span 1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .stat-strip{grid-template-columns:1fr}
  .cta-band{padding:28px 20px;border-radius:18px}
  .cta-card{padding:20px}
  .faq-q{padding:16px 16px;font-size:15px;gap:12px}
  .faq-a-inner{padding:0 16px 18px}
  .selfcheck-media img{height:240px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}