/* roulang page: index */
:root{
  --ink:#0F2E27;
  --brand:#1C7A62;
  --brand-soft:#35B98B;
  --accent:#F2703A;
  --accent-warm:#FFB44D;
  --bg:#FAF6EF;
  --surface:#FFFFFF;
  --line:#E7DFD2;
  --text:#14201C;
  --text-2:#5B6B64;
  --text-3:#8A968F;
  --grad-brand:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
  --grad-accent:linear-gradient(120deg,#FFB44D 0%,#F2703A 100%);
  --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
  --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:24px;
  --r-xl:32px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input{font:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15.5px;font-weight:600;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 12px 26px -14px rgba(242,112,58,.85);}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.03);box-shadow:0 18px 34px -16px rgba(242,112,58,.9);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:rgba(28,122,98,.42);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-dark{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-1);}
.btn-dark:hover{transform:translateY(-1px);filter:brightness(1.04);box-shadow:var(--sh-2);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);transition:color .18s ease;}
.link-arrow span{transition:transform .18s ease;display:inline-block;}
.link-arrow:hover{color:var(--ink);}
.link-arrow:hover span{transform:translateX(4px);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,backdrop-filter .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);backdrop-filter:blur(6px);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-mark{
  width:40px;height:40px;flex:0 0 auto;border-radius:12px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;letter-spacing:0;
}
.brand-name{
  font-size:16.5px;font-weight:700;color:var(--ink);
  white-space:nowrap;line-height:1.3;
}
.main-nav{display:none;align-items:center;gap:28px;}
@media (min-width:1024px){.main-nav{display:flex;}}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--text-2);transition:color .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--grad-brand);
}
.header-actions{display:flex;align-items:center;gap:10px;}
.header-actions .btn-sm{display:none;}
@media (min-width:1024px){.header-actions .btn-sm{display:inline-flex;}}
.nav-toggle{
  width:44px;height:44px;display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;border-radius:12px;
  border:1px solid var(--line);background:#fff;transition:border-color .18s ease,background .18s ease;
}
.nav-toggle:hover{border-color:rgba(28,122,98,.42);background:#F7FBF9;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s ease,opacity .22s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media (min-width:1024px){.nav-toggle{display:none;}}
.header-gradline{height:2px;background:var(--grad-brand);opacity:.9;}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(15,46,39,.4);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(88vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:20px;box-shadow:var(--sh-2);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-title{font-size:15px;font-weight:700;color:var(--ink);}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-2);}
.drawer-close:hover{border-color:rgba(28,122,98,.42);color:var(--brand);}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 0;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:0 4px;border-bottom:1px solid var(--line);
  font-size:16px;color:var(--text);transition:color .18s ease,padding-left .18s ease;
}
.drawer-link:hover{color:var(--brand);padding-left:8px;}
.drawer-link.is-active{color:var(--brand);font-weight:600;}
.drawer-link i{font-style:normal;color:var(--text-3);font-size:14px;}
.drawer-foot{padding-top:16px;border-top:1px solid var(--line);}
.drawer-foot .btn{width:100%;}

/* ============ 倒计时条 ============ */
.countdown{background:var(--grad-brand);color:#fff;}
.countdown-inner{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;
  gap:14px;min-height:54px;padding:8px 0;font-size:14px;
}
.cd-label{font-weight:600;letter-spacing:0;}
.cd-units{display:flex;align-items:center;gap:8px;}
.cd-unit{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:46px;padding:2px 6px;border-radius:8px;background:rgba(255,255,255,.12);
}
.cd-num{font-weight:700;font-size:16px;line-height:1.3;color:var(--accent-warm);font-variant-numeric:tabular-nums;}
.cd-cap{font-size:10px;line-height:1.2;opacity:.82;}
.cd-cta{font-size:13.5px;color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:1px;transition:color .18s ease,border-color .18s ease;}
.cd-cta:hover{color:var(--accent-warm);border-color:var(--accent-warm);}
@media (max-width:767px){
  .countdown-inner{gap:10px;font-size:13px;}
  .cd-unit-d{display:none;}
  .cd-num{font-size:15px;}
}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:48px 0 56px;
  background:
    radial-gradient(circle at 84% 8%, rgba(53,185,139,.16), transparent 55%),
    radial-gradient(circle at 6% 88%, rgba(255,180,77,.14), transparent 52%),
    var(--bg);
  overflow:hidden;
}
@media (min-width:768px){.hero{padding:72px 0 80px;}}
.hero-grid{display:grid;gap:36px;}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:56px;}}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:#F3EFE6;color:var(--ink);border:1px solid rgba(28,122,98,.16);
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}
.chip-ghost{background:rgba(255,255,255,.85);color:var(--text-2);border-color:var(--line);}
.chip-ghost::before{background:var(--brand-soft);}
.hero h1{
  font-size:clamp(30px,4vw,52px);
  line-height:1.15;
  font-weight:800;
  color:var(--ink);
  margin-bottom:18px;
}
.hero-sub{
  font-size:18px;line-height:1.75;color:var(--text-2);
  max-width:36em;margin-bottom:26px;
}
@media (min-width:1024px){.hero-sub{font-size:19px;}}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px;}
@media (max-width:559px){
  .hero-btns .btn{width:100%;}
}
.stat-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
@media (min-width:560px){.stat-row{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 16px;display:flex;flex-direction:column;align-items:flex-start;
  box-shadow:var(--sh-1);
}
.stat-num{font-size:22px;font-weight:800;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-label{font-size:12px;color:var(--text-3);line-height:1.4;}
.hero-visual{
  position:relative;border-radius:28px;overflow:hidden;
  box-shadow:var(--sh-2);background:var(--grad-brand);min-height:240px;
}
.hero-visual img{width:100%;height:100%;min-height:240px;max-height:460px;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(15,46,39,.42) 0%,rgba(28,122,98,.26) 58%,rgba(53,185,139,.16) 100%);
}
.hero-float{
  position:absolute;right:16px;bottom:16px;z-index:2;
  background:#fff;border-radius:20px;padding:14px 18px;box-shadow:var(--sh-2);
  min-width:168px;
}
.hero-float .hf-label{font-size:12px;color:var(--text-3);line-height:1.4;}
.hero-float .hf-num{font-size:24px;font-weight:800;color:var(--ink);line-height:1.25;font-variant-numeric:tabular-nums;}
.hero-float .hf-tip{font-size:12px;color:var(--brand);font-weight:600;}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:88px 0;}}
.section-surface{background:var(--surface);}
.section-head{max-width:700px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:0;margin-bottom:10px;position:relative;padding-left:14px;
}
.eyebrow::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:16px;border-radius:3px;background:var(--grad-accent);
}
.section-title{
  font-size:clamp(24px,2.6vw,36px);font-weight:800;line-height:1.25;color:var(--ink);margin-bottom:12px;
}
.section-desc{font-size:15.5px;color:var(--text-2);line-height:1.85;}
.section-head-row{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:32px;
}

/* ============ 卖点 Bento ============ */
.bento{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){.bento{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.bento{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
.bento-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:20px;padding:24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(28,122,98,.35);}
@media (min-width:1024px){
  .bento-card:nth-child(1){grid-column:span 2;}
  .bento-card:nth-child(4),
  .bento-card:nth-child(5){grid-column:span 2;}
}
.bento-icon{
  width:44px;height:44px;border-radius:14px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-weight:800;
}
.bento-card h3{font-size:18px;font-weight:700;color:var(--ink);line-height:1.4;}
.bento-card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.bento-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px;}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  font-size:12px;color:var(--ink);background:#F3EFE6;border:1px solid rgba(28,122,98,.14);
}

/* ============ 图墙 ============ */
.gallery{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.gallery{grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:180px;gap:18px;}}
.gallery-item{
  position:relative;overflow:hidden;border-radius:22px;min-height:200px;
  background:var(--grad-brand);
}
@media (min-width:1024px){
  .gallery-item{min-height:0;}
  .gallery-item:first-child{grid-column:span 2;grid-row:span 2;}
}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.gallery-item:hover img{transform:scale(1.035);}
.gallery-item::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:62%;
  background:linear-gradient(to top,rgba(15,46,39,.86),rgba(15,46,39,0));
  pointer-events:none;
}
.gallery-cap{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
  color:#fff;font-size:15px;font-weight:600;line-height:1.4;
}

/* ============ 参与流程 ============ */
.flow{display:grid;grid-template-columns:1fr;gap:14px;}
@media (min-width:640px){.flow{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.flow{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--sh-1);border-color:rgba(28,122,98,.35);}
.flow-num{
  font-size:13px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;
  display:inline-flex;align-items:center;gap:8px;margin-bottom:10px;
}
.flow-num::after{content:"";width:32px;height:2px;border-radius:2px;background:var(--grad-accent);}
.flow-step h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.flow-step p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;gap:24px;}
@media (min-width:1024px){.news-grid{grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:36px;align-items:start;}}
.news-grid.single{grid-template-columns:1fr;}
.news-feature{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:20px;overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(28,122,98,.35);}
@media (min-width:640px){
  .news-feature{flex-direction:row;}
  .news-feature-cover{width:44%;flex:0 0 44%;align-self:stretch;}
}
.news-feature-cover{position:relative;aspect-ratio:16/10;background:var(--grad-brand);overflow:hidden;}
.news-feature-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-feature:hover .news-feature-cover img{transform:scale(1.04);}
.news-feature-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;min-width:0;}
.news-feature-body h3{font-size:20px;font-weight:700;line-height:1.45;color:var(--ink);}
@media (min-width:1024px){.news-feature-body h3{font-size:22px;}}
.news-feature-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.badge{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:#F3EFE6;color:var(--ink);border:1px solid rgba(28,122,98,.16);
}
.badge-soft{background:rgba(28,122,98,.09);border-color:rgba(28,122,98,.16);color:var(--brand);}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:10px;font-size:13px;color:var(--text-3);}
.news-meta .arrow{color:var(--brand);font-weight:600;transition:transform .18s ease;}
.news-feature:hover .arrow{transform:translateX(4px);}
.news-side{display:flex;flex-direction:column;}
.news-row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 8px;border-bottom:1px solid var(--line);
  transition:transform .18s ease,background .18s ease,color .18s ease;
  border-radius:10px;
}
.news-row:hover{transform:translateX(4px);background:rgba(255,255,255,.9);}
.news-row-main{min-width:0;display:flex;flex-direction:column;gap:6px;}
.news-row-main h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-row:hover .news-row-main h3{color:var(--brand);}
.news-row-side{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-row-side .news-arrow{color:var(--brand);transition:transform .18s ease;}
.news-row:hover .news-arrow{transform:translateX(3px);}
.empty-state{
  border:2px dashed var(--line);border-radius:20px;background:#fff;
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;padding:32px 20px;text-align:center;
}
.empty-icon{width:44px;height:44px;border-radius:14px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:20px;}
.empty-state p{font-size:14.5px;color:var(--text-2);}
.empty-state a{font-size:14.5px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(28,122,98,.35);}

/* ============ CTA 报名 ============ */
.cta-band{padding:56px 0;}
@media (min-width:768px){.cta-band{padding:88px 0;}}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--grad-brand);color:#fff;padding:36px 22px;
  box-shadow:var(--sh-2);
}
@media (min-width:768px){.cta-card{padding:52px 48px;}}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.16;pointer-events:none;
}
.cta-grid{position:relative;z-index:2;display:grid;gap:28px;}
@media (min-width:1024px){.cta-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;}}
.cta-card h2{font-size:clamp(24px,2.6vw,34px);font-weight:800;line-height:1.3;margin-bottom:12px;color:#fff;}
.cta-card .cta-desc{font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.86);margin-bottom:20px;}
.cta-list{display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(255,255,255,.92);line-height:1.7;}
.check{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;margin-top:3px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.4);
  display:flex;align-items:center;justify-content:center;font-size:11px;color:#fff;
}
.form-card{
  background:#fff;border-radius:24px;padding:24px;box-shadow:var(--sh-2);
  color:var(--text);
}
.form-card h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.form-card .form-tip-text{font-size:13px;color:var(--text-3);margin-bottom:16px;line-height:1.6;}
.form-field{display:flex;flex-direction:column;gap:10px;margin-bottom:14px;}
.form-input{
  height:52px;width:100%;border-radius:999px;border:1px solid var(--line);
  background:#fff;padding:0 20px;font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-input::placeholder{color:var(--text-3);font-size:14px;}
.form-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(53,185,139,.16);}
.form-card .btn{width:100%;}
.privacy{font-size:12px;color:var(--text-3);line-height:1.7;margin-top:12px;}
.form-msg{font-size:13.5px;margin-top:10px;min-height:20px;color:var(--brand);font-weight:600;}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item[open]{border-color:rgba(28,122,98,.35);box-shadow:inset 4px 0 0 0 var(--brand),var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:48px;padding:18px 20px;font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .2s ease;}
.faq-icon::before{left:0;right:0;top:9px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:9px;width:2px;}
.faq-item[open] .faq-icon::after{transform:scaleY(0);}
.faq-answer{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.85;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#fff;padding:56px 0 0;}
@media (min-width:768px){.site-footer{padding:72px 0 0;}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,#1C7A62,#35B98B);}
.footer-brand .brand-name{color:#fff;font-size:16.5px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:30em;margin-bottom:16px;}
.social-row{display:flex;gap:10px;}
.social-row a{
  width:38px;height:38px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  color:rgba(255,255,255,.82);transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.social-row a:hover{background:rgba(255,255,255,.1);border-color:rgba(53,185,139,.6);color:#fff;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:0;}
.footer-links a{
  display:flex;align-items:center;min-height:44px;font-size:14px;
  color:rgba(255,255,255,.7);transition:color .18s ease,padding-left .18s ease;
}
.footer-links a:hover{color:var(--accent-warm);padding-left:4px;}
.footer-contact li{min-height:32px;font-size:14px;color:rgba(255,255,255,.7);line-height:1.8;}
.footer-contact li span{color:rgba(255,255,255,.45);margin-right:8px;}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 24px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.56);
}
.footer-bottom .fb-right{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
@media (max-width:767px){
  .footer-links{flex-direction:row;flex-wrap:wrap;gap:0 20px;}
  .footer-links a{min-width:calc(50% - 10px);}
}

/* ============ 动效降级 ============ */
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --ink:#0F2E27;
  --brand:#1C7A62;
  --brand-soft:#35B98B;
  --accent:#F2703A;
  --accent-warm:#FFB44D;
  --bg:#FAF6EF;
  --surface:#FFFFFF;
  --line:#E7DFD2;
  --line-soft:#F0EADE;
  --text:#14201C;
  --text-2:#5B6B64;
  --text-3:#8A968F;
  --grad-main:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
  --grad-accent:linear-gradient(120deg,#FFB44D 0%,#F2703A 100%);
  --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
  --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
  --r-sm:12px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:32px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  font-feature-settings:"tnum";
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:normal;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,backdrop-filter .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);backdrop-filter:blur(6px);}
.header-inner{
  height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  background:var(--grad-main);
  color:#fff;font-weight:800;font-size:20px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.brand-name{
  font-size:16.5px;font-weight:800;color:var(--ink);
  line-height:1.2;letter-spacing:0;
}
.main-nav{display:none;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 2px;line-height:1.6;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--grad-main);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:none;
  height:44px;padding:0 22px;border-radius:999px;
  background:var(--grad-accent);color:#fff;font-weight:600;font-size:15px;
  align-items:center;justify-content:center;
  box-shadow:0 10px 22px -14px rgba(242,112,58,.9);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 16px 30px -16px rgba(242,112,58,.95);filter:brightness(1.03);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.grad-line{height:2px;background:var(--grad-main);opacity:.9;}
@media(min-width:1024px){
  .main-nav{display:flex;}
  .nav-cta{display:inline-flex;}
  .nav-toggle{display:none;}
}

/* Mobile drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,46,39,.42);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(88vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .3s ease;
  display:flex;flex-direction:column;padding:20px 20px 24px;
  box-shadow:-20px 0 50px -30px rgba(15,46,39,.5);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-title{font-size:14px;color:var(--text-3);font-weight:600;}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-2);
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  height:56px;display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid var(--line-soft);
  font-size:16px;font-weight:500;color:var(--text);
}
.drawer-nav a::after{content:"›";color:var(--text-3);font-size:20px;line-height:1;}
.drawer-nav a.is-active{color:var(--brand);font-weight:700;}
.drawer-cta{
  margin-top:auto;height:50px;border-radius:999px;
  background:var(--grad-accent);color:#fff;font-weight:600;
  display:flex;align-items:center;justify-content:center;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15.5px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-accent);color:#fff;
  box-shadow:0 14px 28px -18px rgba(242,112,58,.95);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 20px 34px -18px rgba(242,112,58,1);filter:brightness(1.03);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#fff;color:var(--ink);border:1px solid var(--line);
}
.btn-ghost:hover{border-color:rgba(28,122,98,.4);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost:active{transform:translateY(0);}
.btn-onDark{
  background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.28);
}
.btn-onDark:hover{background:rgba(255,255,255,.2);transform:translateY(-1px);}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;}
@media(max-width:639px){
  .btn-row{flex-direction:column;}
  .btn-row .btn{width:100%;}
}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--ink);}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.55;
}
.page-hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(15,46,39,.94) 0%,rgba(28,122,98,.82) 58%,rgba(53,185,139,.62) 100%);
}
.page-hero-inner{
  position:relative;z-index:2;
  padding-top:48px;padding-bottom:52px;
  color:#fff;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:22px;flex-wrap:wrap;
}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .cur{color:#fff;font-weight:600;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  font-size:12.5px;font-weight:600;color:#fff;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--accent-warm);display:block;}
.page-hero h1{
  font-size:clamp(28px,4vw,46px);
  font-weight:800;line-height:1.16;
  margin:18px 0 14px;max-width:20em;
}
.page-hero .hero-sub{
  font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.85);
  max-width:36em;
}
.hero-meta{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;
}
.hero-meta span{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.9);
  font-variant-numeric:tabular-nums;
}
@media(min-width:768px){
  .page-hero-inner{padding-top:64px;padding-bottom:68px;}
}

/* ---------- Section base ---------- */
.section{padding-top:56px;padding-bottom:56px;}
@media(min-width:768px){.section{padding-top:84px;padding-bottom:84px;}}
.section--white{background:#fff;}
.section-head{margin-bottom:32px;}
@media(min-width:768px){.section-head{margin-bottom:44px;}}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;color:var(--brand);
  padding:5px 12px;border-radius:999px;background:#F1F7F4;
  border:1px solid rgba(28,122,98,.18);margin-bottom:14px;
}
.section-head h2{
  font-size:clamp(23px,2.6vw,34px);font-weight:800;color:var(--ink);
  margin-bottom:10px;
}
.section-head p{font-size:15.5px;color:var(--text-2);max-width:52em;}

/* ---------- Stage bar ---------- */
.stage-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 20px;box-shadow:var(--sh-1);
}
.stage-track{
  display:grid;grid-template-columns:1fr;gap:18px;
}
.stage-step{position:relative;display:flex;gap:14px;align-items:flex-start;}
.stage-dot{
  flex:0 0 34px;width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  background:#F4F1E9;color:var(--text-3);border:1px solid var(--line);
}
.stage-step.is-done .stage-dot{background:rgba(28,122,98,.12);color:var(--brand);border-color:rgba(28,122,98,.3);}
.stage-step.is-current .stage-dot{background:var(--grad-accent);color:#fff;border-color:transparent;box-shadow:0 8px 18px -10px rgba(242,112,58,.9);}
.stage-title{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:2px;}
.stage-desc{font-size:13.5px;color:var(--text-3);line-height:1.7;}
.stage-step.is-current .stage-title{color:var(--accent);}
.stage-line{display:none;}
@media(min-width:768px){
  .stage-track{grid-template-columns:repeat(4,1fr);gap:12px;}
  .stage-step{flex-direction:column;gap:12px;align-items:flex-start;}
  .stage-step::before{
    content:"";position:absolute;top:17px;left:34px;right:-12px;height:2px;
    background:var(--line);
  }
  .stage-step:last-child::before{display:none;}
  .stage-step.is-done::before{background:rgba(28,122,98,.35);}
  .stage-step.is-current::before{background:linear-gradient(90deg,var(--accent),var(--line));}
}

/* ---------- Feature rows ---------- */
.feature-row{
  display:grid;grid-template-columns:1fr;gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}
.feature-row + .feature-row{margin-top:20px;}
.feature-row:hover{border-color:rgba(28,122,98,.35);box-shadow:var(--sh-2);transform:translateY(-3px);}
.feature-media{
  border-radius:var(--r-md);overflow:hidden;position:relative;
  aspect-ratio:16/10;background:var(--grad-main);
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.feature-row:hover .feature-media img{transform:scale(1.03);}
.feature-body{padding:4px 4px 8px;}
.feature-body h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:10px;}
.feature-body p{font-size:15px;color:var(--text-2);line-height:1.85;}
.feature-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.feature-list li{
  position:relative;padding-left:24px;font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.feature-list li::before{
  content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
  background:rgba(28,122,98,.12);
}
.feature-list li::after{
  content:"";position:absolute;left:4px;top:12px;width:6px;height:3px;
  border-left:1.6px solid var(--brand);border-bottom:1.6px solid var(--brand);
  transform:rotate(-45deg);
}
@media(min-width:900px){
  .feature-row{grid-template-columns:1.02fr .98fr;gap:32px;padding:26px;align-items:center;}
  .feature-row.is-reverse .feature-media{order:2;}
  .feature-row.is-reverse .feature-body{order:1;}
  .feature-media{aspect-ratio:4/3;}
}

/* ---------- Event cards ---------- */
.card-grid{
  display:grid;grid-template-columns:1fr;gap:16px;
}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);gap:20px;}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.event-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  box-shadow:var(--sh-1);
}
.event-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(28,122,98,.35);}
.event-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad-main);}
.event-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.event-card:hover .event-thumb img{transform:scale(1.04);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;
  background:#F3EFE6;color:var(--ink);
  font-size:12px;font-weight:600;line-height:1.6;
}
.tag-live{background:rgba(242,112,58,.13);color:#C24E1E;}
.tag-soon{background:#F1F7F4;color:var(--brand);}
.event-thumb .tag{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.94);}
.event-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.event-body h3{font-size:18px;font-weight:700;color:var(--ink);line-height:1.45;}
.event-body p{font-size:14px;color:var(--text-2);line-height:1.75;}
.event-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:6px;}
.event-time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.link-arrow span{transition:transform .2s ease;display:inline-block;}
.link-arrow:hover{color:var(--accent);}
.link-arrow:hover span{transform:translateX(4px);}

/* ---------- Evidence / stats ---------- */
.evidence{
  background:var(--grad-main);border-radius:var(--r-xl);
  padding:32px 24px;color:#fff;position:relative;overflow:hidden;
}
.evidence::after{
  content:"";position:absolute;right:-80px;top:-80px;width:240px;height:240px;
  border-radius:50%;background:rgba(255,255,255,.07);
}
.evidence-inner{position:relative;z-index:2;}
.evidence h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;margin-bottom:10px;}
.evidence p{font-size:15px;color:rgba(255,255,255,.82);max-width:46em;}
.stat-row{
  margin-top:26px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
}
@media(min-width:768px){.stat-row{grid-template-columns:repeat(4,1fr);gap:18px;}}
.stat{
  background:rgba(255,255,255,.11);
  border:1px solid rgba(255,255,255,.16);
  border-radius:16px;padding:16px 16px 14px;
}
.stat b{
  display:block;font-size:26px;font-weight:800;line-height:1.2;
  color:var(--accent-warm);font-variant-numeric:tabular-nums;
}
.stat span{font-size:12.5px;color:rgba(255,255,255,.78);}

/* ---------- Notice ---------- */
.notice{
  background:#FFF7EC;border:1px solid #F5E2C6;border-radius:var(--r-md);
  padding:20px 22px;display:flex;gap:16px;align-items:flex-start;
}
.notice-bar{flex:0 0 4px;width:4px;align-self:stretch;border-radius:4px;background:var(--grad-accent);}
.notice h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.notice p{font-size:14.5px;color:#7A5A2E;line-height:1.8;}
.notice ul{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px 18px;}
.notice li{position:relative;padding-left:16px;font-size:13.5px;color:#7A5A2E;}
.notice li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--grad-main);color:#fff;padding:36px 24px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.18;
}
.cta-band-inner{position:relative;z-index:2;display:grid;gap:26px;}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.3;margin-bottom:12px;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.84);max-width:34em;}
.cta-points{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{position:relative;padding-left:24px;font-size:14.5px;color:rgba(255,255,255,.9);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:rgba(255,180,77,.28);
}
.cta-points li::after{
  content:"";position:absolute;left:4px;top:13px;width:6px;height:3px;
  border-left:1.6px solid var(--accent-warm);border-bottom:1.6px solid var(--accent-warm);
  transform:rotate(-45deg);
}
.cta-form{background:#fff;border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-2);}
.cta-form h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:6px;}
.cta-form p.hint{font-size:13px;color:var(--text-3);margin-bottom:14px;}
.field{margin-bottom:12px;}
.field input{
  width:100%;height:52px;border-radius:999px;border:1px solid var(--line);
  background:#fff;padding:0 20px;font-size:15px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--text-3);font-size:14px;}
.field input:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(53,185,139,.16);
}
.cta-form .btn{width:100%;}
.form-note{margin-top:10px;font-size:12px;color:var(--text-3);line-height:1.7;}
@media(min-width:900px){
  .cta-band{padding:48px;}
  .cta-band-inner{grid-template-columns:1fr 400px;align-items:center;gap:40px;}
}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#fff;margin-top:8px;padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:18px;}
.footer-brand .brand-name{color:#fff;font-size:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:26em;}
.social-row{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
.social-row a{
  padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#fff;
  transition:background .2s ease,border-color .2s ease;
}
.social-row a:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.28);}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:2px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.68);line-height:44px;min-height:44px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:var(--accent-warm);padding-left:4px;}
.footer-contact li{
  display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.68);
  line-height:44px;min-height:44px;flex-wrap:wrap;
}
.footer-contact li span{color:rgba(255,255,255,.42);flex:0 0 68px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;flex-direction:column;gap:10px;
  font-size:13px;color:rgba(255,255,255,.55);
}
.fb-right{display:flex;gap:18px;flex-wrap:wrap;}
@media(min-width:768px){
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
  .site-footer{padding-top:64px;}
}

/* roulang page: article */
:root{
  --ink:#0F2E27;
  --brand:#1C7A62;
  --brand-soft:#35B98B;
  --accent:#F2703A;
  --accent-warm:#FFB44D;
  --bg:#FAF6EF;
  --surface:#FFFFFF;
  --line:#E7DFD2;
  --text:#14201C;
  --text-2:#5B6B64;
  --text-3:#8A968F;
  --grad-brand:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
  --grad-accent:linear-gradient(120deg,#FFB44D 0%,#F2703A 100%);
  --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
  --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --r-2xl:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:saturate(180%) blur(8px);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -22px rgba(15,46,39,.45)}
.header-inner{display:flex;align-items:center;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:20px;line-height:1;
  box-shadow:0 8px 18px -10px rgba(28,122,98,.9);
}
.brand-name{font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.2;letter-spacing:0}
.main-nav{display:none;margin-left:auto;align-items:center;gap:28px}
@media (min-width:1024px){.main-nav{display:flex}}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:6px 0;transition:color .18s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--grad-accent);
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
@media (min-width:1024px){.header-actions{margin-left:24px}}
.header-cta{display:none}
@media (min-width:768px){.header-cta{display:inline-flex}}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;display:grid;place-items:center;gap:4px;
  transition:border-color .18s ease,background .18s ease;
}
.nav-toggle:hover{border-color:rgba(28,122,98,.4);background:#F7FBF9}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink)}
@media (min-width:1024px){.nav-toggle{display:none}}
.header-line{height:2px;background:var(--grad-brand);opacity:.9}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(15,46,39,.4);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(88vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:18px 18px 24px;
  box-shadow:-24px 0 60px -30px rgba(15,46,39,.5);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 14px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:15px;font-weight:700;color:var(--ink)}
.drawer-close{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-size:22px;line-height:1;color:var(--text-2);background:#F6F2EA;
}
.drawer-close:hover{color:var(--ink);background:#EFE9DD}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0;flex:1 1 auto;overflow-y:auto}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 8px;font-size:16px;font-weight:500;color:var(--text);
  border-bottom:1px solid #F2EDE4;
}
.drawer-nav a::after{content:"›";font-size:20px;color:var(--text-3);line-height:1}
.drawer-nav a:hover{color:var(--brand)}
.drawer-cta{width:100%;margin-top:16px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 10px 24px -14px rgba(242,112,58,.95)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 34px -16px rgba(242,112,58,1);filter:brightness(1.03)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:rgba(28,122,98,.4);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-ghost:active{transform:translateY(0)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.link-more svg{transition:transform .2s ease}
.link-more:hover svg{transform:translateX(4px)}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  background:#F3EFE6;color:var(--ink);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge-accent{background:rgba(242,112,58,.12);color:#B8501F}
.badge-outline{background:#fff;border:1px solid var(--line);color:var(--text-2)}

/* ---------- Breadcrumb ---------- */
.crumb-wrap{padding:24px 0 6px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3)}
.breadcrumb a{color:var(--text-3);transition:color .18s ease}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#CDBFAB}
.breadcrumb .current{color:var(--text);font-weight:500}

/* ---------- Article head ---------- */
.article-main{padding-bottom:64px}
.article-head{max-width:820px;margin:0 auto;padding:14px 0 30px;border-bottom:1px solid var(--line)}
.article-head h1{
  font-size:clamp(26px,3.6vw,40px);line-height:1.3;font-weight:800;
  color:var(--ink);margin:16px 0 18px;letter-spacing:0;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--text-3)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#CDBFAB;display:inline-block}

/* ---------- Article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:1fr;gap:28px;
  max-width:1140px;margin:0 auto;padding-top:32px;
}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:40px}
}
.article-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-xl);padding:24px;box-shadow:var(--sh-1);
}
@media (min-width:768px){.article-card{padding:40px 44px}}

.article-body{max-width:760px;font-size:16.5px;line-height:1.9;color:#22312C}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body > p:first-of-type{font-size:18px;color:#1B2C26;line-height:1.85}
.article-body h2{
  position:relative;font-size:24px;line-height:1.45;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:16px;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:4px;
  background:var(--grad-accent);
}
.article-body h3{font-size:19.5px;line-height:1.5;font-weight:700;color:var(--ink);margin:28px 0 12px;scroll-margin-top:96px}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px}
.article-body li{margin:8px 0}
.article-body ul li::marker{color:var(--accent)}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{
  position:relative;margin:24px 0;padding:18px 22px 18px 28px;
  background:#F7F1E4;border-radius:12px;color:#3C4A44;font-size:16px;
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;
  background:var(--grad-accent);
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:16px;margin:24px 0 10px;width:100%;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);margin-top:10px;text-align:center}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent)}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  font-size:15px;margin:24px 0;
}
.article-body th{background:#F3EFE6;color:var(--ink);font-weight:600;text-align:left;padding:12px 16px}
.article-body td{padding:12px 16px;border-top:1px solid var(--line);color:#33433D}
.article-body code{background:#F3EFE6;border-radius:6px;padding:2px 7px;font-size:.92em;color:#B8501F}
.article-body pre{background:var(--ink);color:#DCEDE6;border-radius:14px;padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;margin:24px 0}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:0;height:1px;background:var(--line);margin:32px 0}

.article-foot{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
}
@media (max-width:639px){
  .article-foot{flex-direction:column}
  .article-foot .btn{width:100%}
}

/* ---------- Empty state ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:200px;padding:32px 20px;text-align:center;
  border:2px dashed var(--line);border-radius:var(--r-lg);background:#FCFAF5;
}
.empty-state svg{color:var(--text-3)}
.empty-state p{font-size:16px;color:var(--text-2);margin:0}

/* ---------- Aside ---------- */
.article-aside{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){.article-aside{position:sticky;top:96px;align-self:start}}
.aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
}
.aside-title{
  font-size:12.5px;font-weight:700;color:var(--text-3);
  letter-spacing:.08em;margin-bottom:12px;
}
.toc-list{list-style:none;display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;padding:8px 10px;border-radius:10px;border-left:2px solid transparent;
  font-size:14px;line-height:1.55;color:var(--text-2);transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.toc-list a:hover{background:#F7F2E8;color:var(--brand)}
.toc-list a.active{color:var(--brand);font-weight:600;border-left-color:var(--brand);background:#F3F8F5}
.aside-list{list-style:none;display:flex;flex-direction:column;gap:2px}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 10px;border-radius:10px;font-size:14px;color:var(--text-2);
  transition:background .18s ease,color .18s ease;
}
.aside-list a:hover{background:#F7F2E8;color:var(--brand)}
.aside-list a::after{content:"›";font-size:17px;color:var(--text-3);line-height:1}
.aside-note{font-size:13px;line-height:1.75;color:var(--text-3);margin-top:10px}

/* ---------- Sections ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:80px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-title{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:0}
.section-sub{font-size:15px;color:var(--text-2);margin-top:10px;max-width:620px}

/* ---------- Related ---------- */
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.rel-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{
  display:flex;gap:14px;padding:14px;background:var(--surface);
  border:1px solid var(--line);border-radius:18px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(28,122,98,.35)}
.rel-thumb{
  width:104px;height:80px;flex:0 0 auto;border-radius:12px;overflow:hidden;
  background:var(--grad-brand);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-card h3{
  font-size:15px;line-height:1.55;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-date{font-size:12.5px;color:var(--text-3);margin-top:8px;font-variant-numeric:tabular-nums}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-2xl);background:var(--grad-brand);padding:40px 24px}
@media (min-width:768px){.cta-band{padding:56px 48px}}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.18;mix-blend-mode:luminosity;pointer-events:none;
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.05fr .95fr;gap:48px}}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:800;color:#fff;letter-spacing:0}
.cta-inner p{font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.82);margin-top:14px;max-width:460px}
.cta-points{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:22px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(255,255,255,.9)}
.cta-points li svg{flex:0 0 auto;margin-top:3px;color:var(--accent-warm)}
.form-card{
  background:#fff;border-radius:var(--r-xl);padding:24px;box-shadow:var(--sh-2);
}
@media (min-width:768px){.form-card{padding:28px}}
.form-card h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px}
.form-card .hint{font-size:13px;color:var(--text-3);margin-bottom:18px}
.field{display:block;margin-bottom:14px}
.field input{
  width:100%;height:52px;border-radius:999px;border:1px solid var(--line);
  background:#FCFAF6;padding:0 20px;font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.field input::placeholder{font-size:14px;color:#A9B2AC}
.field input:focus{
  outline:none;background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(53,185,139,.18);
}
.form-card .btn{width:100%}
.privacy{font-size:12px;line-height:1.7;color:var(--text-3);margin-top:12px}

/* ---------- Footer ---------- */
.site-footer{background:linear-gradient(165deg,#0F2E27 0%,#123A31 100%);color:#C9DAD3;margin-top:64px;padding-top:56px}
@media (min-width:768px){.site-footer{padding-top:72px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{
  width:36px;height:36px;border-radius:10px;font-size:18px;
  background:linear-gradient(135deg,#1C7A62,#35B98B);
}
.footer-brand .brand-name{font-size:16px;font-weight:700;color:#fff}
.footer-desc{font-size:14px;line-height:1.85;color:#9FB5AD;margin-bottom:18px;max-width:340px}
.social-row{display:flex;flex-wrap:wrap;gap:10px}
.social-row a{
  font-size:13px;color:#CFE0D9;border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:6px 14px;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.social-row a:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.34)}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column}
.footer-links a{display:block;font-size:14px;color:#A9BDB5;line-height:44px;transition:color .2s ease}
.footer-links a:hover{color:#fff}
@media (min-width:1024px){.footer-links a{line-height:34px}}
.footer-contact{list-style:none;display:flex;flex-direction:column;gap:12px;font-size:14px;color:#C2D4CC}
.footer-contact span{display:block;font-size:12px;color:#7F978F;margin-bottom:2px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8FA79F;
}
.fb-right{display:flex;flex-wrap:wrap;gap:18px}

/* roulang page: category2 */
:root{
    --ink:#0F2E27;
    --brand:#1C7A62;
    --brand-soft:#35B98B;
    --accent:#F2703A;
    --accent-warm:#FFB44D;
    --bg:#FAF6EF;
    --surface:#FFFFFF;
    --line:#E7DFD2;
    --text:#14201C;
    --text-2:#5B6B64;
    --text-3:#8A968F;
    --grad-main:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
    --grad-accent:linear-gradient(120deg,#FFB44D,#F2703A);
    --r-sm:10px;
    --r-md:16px;
    --r-lg:20px;
    --r-xl:28px;
    --r-2xl:32px;
    --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
    --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{max-width:100%;display:block;height:auto;}
  a{color:inherit;text-decoration:none;transition:color .18s ease;}
  button,input{font-family:inherit;font-size:inherit;}
  button{cursor:pointer;}
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  summary:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:2px;
    border-radius:6px;
  }

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }
  @media (min-width:768px){
    .container{padding-left:32px;padding-right:32px;}
  }

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(255,255,255,.94);
    backdrop-filter:saturate(1.2) blur(8px);
    -webkit-backdrop-filter:saturate(1.2) blur(8px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    height:72px;
  }
  .brand-link{display:inline-flex;align-items:center;gap:10px;flex:none;}
  .brand-mark{
    width:40px;height:40px;flex:none;
    border-radius:12px;
    background:var(--grad-main);
    color:#fff;
    display:grid;place-items:center;
    font-size:20px;font-weight:800;line-height:1;
    box-shadow:0 8px 18px -10px rgba(28,122,98,.9);
  }
  .brand-name{
    font-size:16.5px;
    font-weight:700;
    color:var(--ink);
    letter-spacing:0;
    white-space:nowrap;
  }
  .main-nav{display:flex;align-items:center;gap:28px;}
  .nav-link{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:72px;
    font-size:15px;
    font-weight:500;
    color:var(--text-2);
    padding:0 2px;
    transition:color .18s ease;
  }
  .nav-link:hover{color:var(--brand);}
  .nav-link.is-active{color:var(--ink);font-weight:700;}
  .nav-link.is-active::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:0;
    height:2px;
    border-radius:2px;
    background:var(--grad-accent);
  }
  .header-actions{display:flex;align-items:center;gap:12px;flex:none;}
  .header-line{height:2px;background:var(--grad-main);opacity:.92;}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:50px;
    padding:0 26px;
    border-radius:999px;
    border:1px solid transparent;
    font-size:15.5px;
    font-weight:600;
    line-height:1;
    white-space:nowrap;
    transition:transform .18s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
  }
  .btn-primary{
    background:var(--grad-accent);
    color:#fff;
    box-shadow:0 12px 26px -14px rgba(242,112,58,.95);
  }
  .btn-primary:hover{
    transform:translateY(-1px);
    filter:brightness(1.03);
    box-shadow:0 18px 32px -16px rgba(242,112,58,1);
  }
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    background:var(--surface);
    color:var(--ink);
    border-color:var(--line);
    box-shadow:var(--sh-1);
  }
  .btn-ghost:hover{
    color:var(--brand);
    border-color:rgba(28,122,98,.45);
    transform:translateY(-1px);
  }
  .btn-ghost-light{
    background:rgba(255,255,255,.14);
    color:#fff;
    border-color:rgba(255,255,255,.42);
  }
  .btn-ghost-light:hover{
    background:rgba(255,255,255,.24);
    transform:translateY(-1px);
  }
  .btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
  .btn-block{width:100%;}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14.5px;font-weight:600;color:var(--brand);
  }
  .link-arrow svg{transition:transform .2s ease;}
  .link-arrow:hover svg{transform:translateX(4px);}

  .mobile-toggle{
    display:none;
    width:44px;height:44px;
    border:1px solid var(--line);
    border-radius:12px;
    background:#fff;
    color:var(--ink);
    place-items:center;
  }
  .mobile-toggle:hover{border-color:rgba(28,122,98,.45);color:var(--brand);}

  /* ---------- 移动抽屉 ---------- */
  .drawer-mask{
    position:fixed;inset:0;
    background:rgba(15,46,39,.42);
    z-index:90;
    opacity:0;pointer-events:none;
    transition:opacity .25s ease;
  }
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;
    top:0;right:0;bottom:0;
    width:min(88vw,360px);
    background:#fff;
    z-index:91;
    display:flex;
    flex-direction:column;
    transform:translateX(100%);
    transition:transform .28s ease;
    box-shadow:-20px 0 60px -30px rgba(15,46,39,.6);
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{
    display:flex;align-items:center;justify-content:space-between;
    gap:12px;padding:18px 20px;
    border-bottom:1px solid var(--line);
  }
  .drawer-close{
    width:40px;height:40px;flex:none;
    display:grid;place-items:center;
    border-radius:10px;border:1px solid var(--line);
    background:#fff;color:var(--ink);
  }
  .drawer-close:hover{color:var(--brand);border-color:rgba(28,122,98,.45);}
  .drawer-nav{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto;flex:1;}
  .drawer-nav a{
    display:flex;align-items:center;justify-content:space-between;
    min-height:56px;padding:0 20px;
    font-size:15.5px;font-weight:500;color:var(--text-2);
    border-bottom:1px solid rgba(231,223,210,.6);
  }
  .drawer-nav a:hover{color:var(--brand);background:rgba(250,246,239,.8);}
  .drawer-nav a.is-active{color:var(--ink);font-weight:700;}
  .drawer-nav a span.arrow{color:var(--text-3);font-size:14px;}
  .drawer-foot{padding:16px 20px 22px;border-top:1px solid var(--line);}

  @media (max-width:1023px){
    .main-nav{display:none;}
    .header-actions .header-cta{display:none;}
    .mobile-toggle{display:grid;}
  }
  @media (max-width:520px){
    .brand-name{font-size:15px;}
  }

  /* ---------- Hero ---------- */
  .page-hero{position:relative;overflow:hidden;background:var(--ink);}
  .page-hero-bg{
    position:absolute;inset:0;
    background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    opacity:.6;
  }
  .page-hero::after{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(15,46,39,.95) 0%,rgba(28,122,98,.84) 58%,rgba(53,185,139,.55) 100%);
  }
  .page-hero-inner{
    position:relative;
    z-index:2;
    padding-top:36px;
    padding-bottom:56px;
    color:#fff;
  }
  .crumbs{
    display:flex;align-items:center;gap:8px;
    font-size:13.5px;
    color:rgba(255,255,255,.62);
    margin-bottom:22px;
    flex-wrap:wrap;
  }
  .crumbs a{color:rgba(255,255,255,.78);}
  .crumbs a:hover{color:#fff;}
  .crumbs .current{color:#fff;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;
    border-radius:999px;
    background:#F3EFE6;
    color:var(--ink);
    font-size:12.5px;
    font-weight:600;
    letter-spacing:0;
  }
  .eyebrow-light{
    background:rgba(255,255,255,.14);
    color:#fff;
    border:1px solid rgba(255,255,255,.24);
  }
  .page-hero h1{
    margin-top:18px;
    font-size:clamp(28px,3.8vw,44px);
    line-height:1.2;
    font-weight:800;
    color:#fff;
    max-width:820px;
  }
  .hero-sub{
    margin-top:16px;
    font-size:17px;
    line-height:1.75;
    color:rgba(255,255,255,.82);
    max-width:640px;
  }
  .hero-actions{
    display:flex;flex-wrap:wrap;gap:14px;
    margin-top:30px;
  }
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:12px;
    margin-top:34px;
  }
  .hero-stats .stat{
    display:flex;align-items:baseline;gap:8px;
    padding:10px 18px;
    border-radius:999px;
    background:rgba(255,255,255,.12);
    border:1px solid rgba(255,255,255,.2);
  }
  .hero-stats .stat strong{
    font-size:22px;
    font-weight:800;
    color:var(--accent-warm);
    font-variant-numeric:tabular-nums;
    line-height:1;
  }
  .hero-stats .stat span{
    font-size:12.5px;
    color:rgba(255,255,255,.82);
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:64px 0;}
  @media (min-width:768px){.section{padding:88px 0;}}
  .section-alt{background:var(--surface);}
  .section-head{max-width:680px;}
  .section-head h2{
    font-size:clamp(24px,2.6vw,34px);
    line-height:1.3;
    font-weight:800;
    color:var(--ink);
    margin-top:14px;
  }
  .section-head p{
    margin-top:14px;
    font-size:15.5px;
    color:var(--text-2);
    line-height:1.85;
  }

  /* ---------- 步骤布局 ---------- */
  .steps-wrap{display:grid;gap:40px;}
  @media (min-width:1024px){
    .steps-wrap{grid-template-columns:256px minmax(0,1fr);gap:56px;align-items:start;}
  }
  .step-aside{display:none;}
  @media (min-width:1024px){
    .step-aside{display:block;position:sticky;top:104px;}
  }
  .aside-title{
    font-size:13px;
    font-weight:700;
    color:var(--text-3);
    letter-spacing:1px;
    margin-bottom:14px;
  }
  .aside-nav{display:flex;flex-direction:column;gap:4px;}
  .aside-link{
    display:flex;align-items:center;gap:12px;
    padding:11px 14px;
    border-radius:12px;
    font-size:14.5px;
    color:var(--text-2);
    border-left:2px solid transparent;
    transition:background-color .2s ease,color .2s ease,border-color .2s ease;
  }
  .aside-link .n{
    font-size:12px;
    font-weight:700;
    color:var(--brand);
    font-variant-numeric:tabular-nums;
    background:rgba(28,122,98,.1);
    border-radius:6px;
    padding:2px 6px;
  }
  .aside-link:hover{background:#fff;color:var(--ink);}
  .aside-link.is-active{
    background:#fff;
    color:var(--ink);
    font-weight:600;
    border-left-color:var(--brand);
    box-shadow:var(--sh-1);
  }
  .aside-card{
    margin-top:28px;
    padding:20px;
    border-radius:var(--r-lg);
    background:var(--grad-main);
    color:#fff;
  }
  .aside-card-title{font-size:15px;font-weight:700;}
  .aside-card-text{font-size:13px;line-height:1.75;color:rgba(255,255,255,.8);margin-top:8px;}
  .aside-card-link{
    display:inline-flex;align-items:center;gap:6px;
    margin-top:14px;font-size:13.5px;font-weight:600;color:var(--accent-warm);
  }
  .aside-card-link:hover{color:#fff;}

  .step-list{display:flex;flex-direction:column;gap:24px;}
  .step-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:26px 24px;
    display:flex;
    gap:22px;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    scroll-margin-top:100px;
  }
  .step-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--sh-2);
    border-color:rgba(28,122,98,.35);
  }
  .step-num{
    flex:none;
    font-size:88px;
    font-weight:800;
    line-height:.86;
    color:transparent;
    -webkit-text-stroke:2px rgba(28,122,98,.32);
    font-variant-numeric:tabular-nums;
    user-select:none;
  }
  .step-body{min-width:0;}
  .step-body h2{
    font-size:21px;
    font-weight:700;
    color:var(--ink);
    line-height:1.4;
  }
  .step-body h3{
    font-size:15px;
    font-weight:700;
    color:var(--brand);
    margin-top:18px;
  }
  .step-body p{
    margin-top:10px;
    font-size:15px;
    line-height:1.85;
    color:var(--text-2);
  }
  @media (max-width:767px){
    .step-card{flex-direction:column;gap:12px;padding:22px 20px;}
    .step-num{font-size:60px;}
  }

  .check-list{display:grid;gap:12px;margin-top:16px;}
  .check-list li{
    position:relative;
    padding-left:34px;
    font-size:15px;
    line-height:1.75;
    color:var(--text-2);
  }
  .check-list li::before{
    content:"";
    position:absolute;left:0;top:4px;
    width:20px;height:20px;
    border-radius:999px;
    background:rgba(28,122,98,.12);
    border:1px solid rgba(28,122,98,.35);
  }
  .check-list li::after{
    content:"";
    position:absolute;left:6px;top:10px;
    width:8px;height:4px;
    border-left:2px solid var(--brand);
    border-bottom:2px solid var(--brand);
    transform:rotate(-45deg);
  }

  /* ---------- 提示条 ---------- */
  .notice-bar{
    display:flex;
    gap:16px;
    align-items:flex-start;
    padding:20px 22px;
    border-radius:var(--r-md);
    background:#FBF1E3;
    border:1px solid #EFDFC6;
    border-left:4px solid var(--accent);
    margin-top:32px;
  }
  .notice-tag{
    flex:none;
    padding:3px 10px;
    border-radius:999px;
    background:var(--grad-accent);
    color:#fff;
    font-size:12px;
    font-weight:700;
    line-height:1.6;
  }
  .notice-bar p{font-size:14.5px;line-height:1.8;color:#7A5A34;}

  /* ---------- 自查板块 ---------- */
  .checker-grid{display:grid;gap:36px;align-items:center;}
  @media (min-width:1024px){
    .checker-grid{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:56px;}
  }
  .checker-figure{
    border-radius:var(--r-xl);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--sh-1);
    background:#fff;
  }
  .checker-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
  .checker-figure:hover img{transform:scale(1.03);}
  .checker-figure figcaption{
    padding:12px 16px;
    font-size:13px;
    color:var(--text-3);
    border-top:1px solid var(--line);
    background:#fff;
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:860px;margin:0 auto;}
  .faq-list{display:flex;flex-direction:column;gap:12px;margin-top:34px;}
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    overflow:hidden;
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .faq-item[open]{
    box-shadow:var(--sh-1);
    border-color:rgba(28,122,98,.35);
    position:relative;
  }
  .faq-item[open]::before{
    content:"";
    position:absolute;left:0;top:0;bottom:0;width:4px;
    background:var(--grad-main);
  }
  .faq-q{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    min-height:56px;
    padding:18px 22px;
    font-size:16.5px;
    font-weight:600;
    color:var(--ink);
    cursor:pointer;
    list-style:none;
  }
  .faq-q::-webkit-details-marker{display:none;}
  .faq-q:hover{color:var(--brand);}
  .faq-icon{
    position:relative;
    flex:none;
    width:22px;height:22px;
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    background:var(--brand);
    border-radius:2px;
    transition:transform .2s ease,opacity .2s ease;
  }
  .faq-icon::before{left:0;top:10px;width:22px;height:2px;}
  .faq-icon::after{left:10px;top:0;width:2px;height:22px;}
  .faq-item[open] .faq-icon::after{transform:scaleY(0);opacity:0;}
  .faq-a{
    padding:0 22px 20px;
    font-size:15px;
    line-height:1.85;
    color:var(--text-2);
  }

  /* ---------- CTA ---------- */
  .cta-section{padding:24px 0 72px;}
  .cta-card{
    position:relative;
    overflow:hidden;
    border-radius:var(--r-2xl);
    background:var(--grad-main);
    padding:36px 24px;
    color:#fff;
    box-shadow:var(--sh-2);
  }
  .cta-card::before{
    content:"";
    position:absolute;inset:0;
    background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    opacity:.16;
  }
  .cta-grid{position:relative;z-index:2;display:grid;gap:32px;}
  @media (min-width:1024px){
    .cta-card{padding:52px 48px;}
    .cta-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center;}
  }
  .cta-grid h2{
    font-size:clamp(22px,2.4vw,30px);
    line-height:1.35;
    font-weight:800;
    color:#fff;
  }
  .cta-grid > div > p{
    margin-top:14px;
    font-size:15px;
    line-height:1.85;
    color:rgba(255,255,255,.82);
  }
  .cta-points{display:grid;gap:10px;margin-top:22px;}
  .cta-points li{
    position:relative;
    padding-left:28px;
    font-size:14.5px;
    color:rgba(255,255,255,.9);
  }
  .cta-points li::before{
    content:"";
    position:absolute;left:2px;top:9px;
    width:12px;height:6px;
    border-left:2px solid var(--accent-warm);
    border-bottom:2px solid var(--accent-warm);
    transform:rotate(-45deg);
  }
  .cta-form{
    background:#fff;
    border-radius:var(--r-xl);
    padding:24px 22px;
    box-shadow:var(--sh-1);
  }
  .form-label{
    display:block;
    font-size:13.5px;
    font-weight:600;
    color:var(--ink);
    margin-bottom:8px;
  }
  .form-input{
    width:100%;
    height:52px;
    padding:0 20px;
    border-radius:999px;
    border:1px solid var(--line);
    background:#fff;
    color:var(--text);
    font-size:15px;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .form-input::placeholder{font-size:14px;color:var(--text-3);}
  .form-input:focus{
    outline:none;
    border-color:var(--brand);
    box-shadow:0 0 0 4px rgba(53,185,139,.18);
  }
  .cta-form .btn{margin-top:14px;}
  .form-note{
    margin-top:12px;
    font-size:12px;
    line-height:1.7;
    color:var(--text-3);
  }
  .form-msg{
    margin-top:10px;
    font-size:13px;
    font-weight:600;
    color:var(--brand);
    min-height:18px;
  }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--ink);
    color:rgba(255,255,255,.78);
    padding-top:64px;
    margin-top:16px;
  }
  .footer-grid{display:grid;gap:36px;grid-template-columns:1fr;}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
  .footer-brand .brand-name{color:#fff;}
  .footer-desc{
    font-size:14px;
    line-height:1.8;
    color:rgba(255,255,255,.72);
    max-width:340px;
  }
  .social-row{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;}
  .social-row a{
    font-size:13px;
    color:rgba(255,255,255,.82);
    border:1px solid rgba(255,255,255,.22);
    border-radius:999px;
    padding:7px 15px;
    transition:background-color .2s ease,color .2s ease,border-color .2s ease;
  }
  .social-row a:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4);}
  .footer-title{
    font-size:15px;
    font-weight:700;
    color:#fff;
    margin-bottom:16px;
  }
  .footer-links{display:flex;flex-direction:column;gap:12px;}
  .footer-links a{
    font-size:14px;
    color:rgba(255,255,255,.74);
    display:inline-flex;
    align-items:center;
    transition:color .2s ease;
  }
  .footer-links a:hover{color:#fff;}
  .footer-contact{display:grid;gap:12px;font-size:14px;}
  .footer-contact li{display:flex;gap:10px;line-height:1.7;}
  .footer-contact li span{color:rgba(255,255,255,.48);flex:none;min-width:56px;}
  .footer-bottom{
    margin-top:48px;
    padding:20px 0 26px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    align-items:center;
    justify-content:space-between;
    font-size:13px;
    color:rgba(255,255,255,.6);
  }
  .fb-right{display:flex;gap:18px;flex-wrap:wrap;}
  @media (min-width:768px){
    .footer-grid{grid-template-columns:repeat(2,1fr);}
  }
  @media (min-width:1024px){
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.15fr;gap:48px;}
  }
  @media (max-width:767px){
    .footer-links a{min-height:44px;}
    .footer-contact li{padding:2px 0;}
  }

/* roulang page: category3 */
:root{
    --ink:#0F2E27;
    --brand:#1C7A62;
    --brand-soft:#35B98B;
    --accent:#F2703A;
    --accent-warm:#FFB44D;
    --bg:#FAF6EF;
    --surface:#FFFFFF;
    --line:#E7DFD2;
    --text:#14201C;
    --text-2:#5B6B64;
    --text-3:#8A968F;
    --grad-main:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
    --grad-accent:linear-gradient(120deg,#FFB44D 0%,#F2703A 100%);
    --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
    --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
    --r-sm:10px;
    --r-md:16px;
    --r-lg:20px;
    --r-xl:24px;
    --r-2xl:32px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  button{font-family:inherit;cursor:pointer;border:0;background:none;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding-inline:20px;}
  @media (min-width:768px){.container{padding-inline:32px;}}

  .tabular{font-variant-numeric:tabular-nums;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.94);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(10px);
    transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(15,46,39,.45);}
  .header-inner{display:flex;align-items:center;gap:12px;height:72px;}
  .logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-mark{
    width:40px;height:40px;border-radius:12px;
    background:var(--grad-main);color:#fff;
    display:grid;place-items:center;
    font-size:20px;font-weight:800;line-height:1;
    box-shadow:var(--sh-1);
  }
  .brand-text{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:0;line-height:1.3;}
  @media (min-width:1024px){.brand-text{font-size:17px;}}

  .main-nav{display:none;}
  @media (min-width:1024px){
    .main-nav{
      display:flex;align-items:center;gap:2px;
      margin-left:auto;
    }
  }
  .nav-link{
    position:relative;
    display:inline-flex;align-items:center;
    padding:8px 14px;
    font-size:15px;font-weight:500;
    color:var(--text-2);border-radius:10px;
    transition:color .18s ease,background-color .18s ease;
  }
  .nav-link:hover{color:var(--brand);background:#F4F1E9;}
  .nav-link.is-active{color:var(--ink);font-weight:700;}
  .nav-link.is-active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;
    background:var(--grad-accent);border-radius:2px;
  }

  .header-cta{display:none;}
  @media (min-width:1024px){.header-cta{display:inline-flex;margin-left:16px;}}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-size:15px;font-weight:600;line-height:1;
    border-radius:999px;
    transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,color .18s ease,border-color .18s ease,background-color .18s ease;
  }
  .btn-primary{
    min-height:48px;padding:0 26px;
    background:var(--grad-accent);color:#fff;
    box-shadow:0 10px 22px -12px rgba(242,112,58,.85);
  }
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.03);box-shadow:0 16px 30px -14px rgba(242,112,58,.9);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    min-height:48px;padding:0 24px;
    background:#fff;color:var(--ink);
    border:1px solid var(--line);
  }
  .btn-ghost:hover{border-color:rgba(28,122,98,.45);color:var(--brand);transform:translateY(-1px);box-shadow:var(--sh-1);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-sm{min-height:42px;padding:0 20px;font-size:14px;}
  .btn-link{
    display:inline-flex;align-items:center;gap:6px;
    font-size:15px;font-weight:600;color:var(--brand);
  }
  .btn-link .arrow{transition:transform .18s ease;}
  .btn-link:hover{color:var(--accent);}
  .btn-link:hover .arrow{transform:translateX(4px);}

  .nav-gradient-line{height:2px;background:var(--grad-main);opacity:.9;}

  /* ---------- Mobile drawer ---------- */
  .nav-toggle{
    width:44px;height:44px;margin-left:auto;
    display:grid;place-items:center;
    border:1px solid var(--line);border-radius:12px;background:#fff;
  }
  @media (min-width:1024px){.nav-toggle{display:none;}}
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}

  .drawer-mask{
    position:fixed;inset:0;z-index:70;
    background:rgba(15,46,39,.4);
    opacity:0;pointer-events:none;transition:opacity .25s ease;
  }
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;z-index:80;
    width:min(88vw,360px);
    background:#fff;
    display:flex;flex-direction:column;
    transform:translateX(100%);
    transition:transform .28s ease;
    box-shadow:var(--sh-2);
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 20px;border-bottom:1px solid var(--line);
  }
  .drawer-close{
    width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
    display:grid;place-items:center;font-size:20px;color:var(--text-2);line-height:1;
  }
  .drawer-nav{padding:8px 0;flex:1;overflow-y:auto;}
  .drawer-link{
    display:flex;align-items:center;justify-content:space-between;
    height:56px;padding:0 20px;
    font-size:16px;font-weight:500;color:var(--text);
    border-bottom:1px solid #F2EDE3;
  }
  .drawer-link:hover{color:var(--brand);background:#FAF6EF;}
  .drawer-link.is-active{color:var(--brand);font-weight:700;}
  .drawer-link .chev{color:var(--text-3);font-size:18px;line-height:1;}
  .drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line);}
  .drawer-foot .btn{width:100%;}

  /* ---------- Hero ---------- */
  .hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;}
  .hero-bg{position:absolute;inset:0;}
  .hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.55;}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(15,46,39,.94) 0%,rgba(28,122,98,.82) 58%,rgba(53,185,139,.62) 100%);
  }
  .hero-inner{position:relative;padding:52px 0 56px;}
  @media (min-width:768px){.hero-inner{padding:72px 0 76px;}}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px;}
  .crumb a{color:rgba(255,255,255,.72);}
  .crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
  .crumb .sep{color:rgba(255,255,255,.4);}
  .crumb .cur{color:#fff;font-weight:600;}

  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:999px;
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.26);
    font-size:13px;font-weight:600;color:#fff;
    margin-bottom:18px;
  }
  .hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-warm);}
  .hero h1{
    font-size:clamp(28px,3.6vw,44px);
    line-height:1.2;font-weight:800;
    max-width:760px;
    letter-spacing:0;
  }
  .hero-sub{
    margin-top:16px;font-size:17px;line-height:1.75;
    color:rgba(255,255,255,.86);max-width:700px;
  }
  @media (min-width:768px){.hero-sub{font-size:18px;}}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .hero-actions .btn{width:100%;}
  @media (min-width:640px){.hero-actions .btn{width:auto;}}
  .hero-actions .btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.4);}
  .hero-actions .btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.6);}

  /* ---------- Stat band ---------- */
  .stat-band{
    background:var(--surface);
    border-bottom:1px solid var(--line);
  }
  .stat-grid{
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
    gap:12px;padding:24px 0;
  }
  @media (min-width:768px){
    .stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding:28px 0;}
  }
  .stat-item{
    border:1px solid var(--line);border-radius:var(--r-md);
    padding:14px 16px;background:#FCFAF5;
  }
  .stat-num{
    font-size:26px;font-weight:800;color:var(--ink);
    font-variant-numeric:tabular-nums;line-height:1.15;
  }
  @media (min-width:768px){.stat-num{font-size:28px;}}
  .stat-num em{font-style:normal;font-size:14px;font-weight:600;color:var(--brand);margin-left:4px;}
  .stat-label{font-size:12.5px;color:var(--text-2);margin-top:4px;}

  /* ---------- Section base ---------- */
  .section{padding:56px 0;}
  @media (min-width:768px){.section{padding:80px 0;}}
  .section-head{max-width:760px;margin-bottom:32px;}
  .eyebrow{
    display:inline-block;font-size:13px;font-weight:700;color:var(--brand);
    background:#F1EEE4;border:1px solid var(--line);
    padding:4px 12px;border-radius:999px;margin-bottom:14px;
  }
  .section-head h2{
    font-size:clamp(23px,2.6vw,32px);line-height:1.28;font-weight:800;color:var(--ink);
  }
  .section-head p{margin-top:12px;font-size:15.5px;color:var(--text-2);line-height:1.8;}

  /* ---------- Plan cards ---------- */
  .plan-grid{display:grid;grid-template-columns:1fr;gap:16px;}
  @media (min-width:768px){.plan-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}}
  @media (min-width:1024px){.plan-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start;}}

  .plan-card{
    position:relative;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-xl);
    padding:26px 24px 24px;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(28,122,98,.35);}
  .plan-card.is-featured{
    border:1px solid transparent;
    background:
      linear-gradient(#fff,#fff) padding-box,
      var(--grad-main) border-box;
    box-shadow:var(--sh-2);
  }
  @media (min-width:1024px){
    .plan-card.is-featured{transform:translateY(-10px);}
    .plan-card.is-featured:hover{transform:translateY(-14px);}
  }
  .plan-ribbon{
    position:absolute;top:-12px;left:24px;
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 12px;border-radius:999px;
    background:var(--grad-accent);color:#fff;
    font-size:12px;font-weight:700;line-height:1.6;
    box-shadow:0 8px 18px -10px rgba(242,112,58,.9);
  }
  .plan-name{font-size:19px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:10px;}
  .plan-icon{
    width:38px;height:38px;border-radius:12px;
    background:var(--grad-main);color:#fff;
    display:grid;place-items:center;font-size:15px;font-weight:800;
    flex:0 0 auto;
  }
  .plan-desc{margin-top:12px;font-size:14.5px;color:var(--text-2);line-height:1.75;min-height:52px;}
  .plan-meta{
    margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
    display:flex;align-items:baseline;gap:8px;
  }
  .plan-meta .num{font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1;}
  .plan-meta .unit{font-size:13px;color:var(--text-3);}
  .plan-list{margin-top:16px;display:grid;gap:10px;}
  .plan-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);line-height:1.7;}
  .tick{
    flex:0 0 auto;width:18px;height:18px;margin-top:3px;border-radius:50%;
    background:rgba(28,122,98,.12);position:relative;
  }
  .tick::after{
    content:"";position:absolute;left:6px;top:3px;
    width:5px;height:9px;
    border-right:2px solid var(--brand);
    border-bottom:2px solid var(--brand);
    transform:rotate(40deg);
  }
  .plan-card .btn{margin-top:22px;width:100%;}

  /* ---------- Compare ---------- */
  .compare-wrap{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-xl);
    padding:20px;
    box-shadow:var(--sh-1);
  }
  @media (min-width:768px){.compare-wrap{padding:28px 30px;}}
  .compare-scroll{overflow-x:auto;padding-bottom:4px;}
  .compare-table{min-width:620px;}
  .compare-head{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
    gap:10px;align-items:end;
    padding-bottom:14px;border-bottom:1px solid var(--line);
  }
  .compare-head .col-label{font-size:13px;color:var(--text-3);}
  .compare-head .col-name{
    font-size:14px;font-weight:700;color:var(--ink);text-align:center;
    padding:6px 0;border-radius:10px;background:#F7F4EC;
  }
  .compare-head .col-name.hot{background:var(--grad-main);color:#fff;}
  .compare-row{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
    gap:10px;align-items:center;
    padding:14px 0;border-bottom:1px solid #F2EDE3;
  }
  .compare-row:last-child{border-bottom:0;}
  .compare-row .item-name{font-size:14.5px;font-weight:600;color:var(--text);}
  .compare-row .cell{display:flex;flex-direction:column;align-items:center;gap:6px;}
  .level-bar{
    width:100%;max-width:104px;height:8px;border-radius:999px;
    background:#F0EBE1;overflow:hidden;
  }
  .level-bar i{display:block;height:100%;border-radius:999px;background:var(--grad-main);}
  .level-bar i.lv-1{width:38%;}
  .level-bar i.lv-2{width:70%;}
  .level-bar i.lv-3{width:100%;}
  .cell-note{font-size:12px;color:var(--text-3);line-height:1.4;}
  .cell-none{font-size:12px;color:#B7BDB8;}
  .compare-foot{
    margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
    font-size:13px;color:var(--text-3);line-height:1.75;
  }

  /* ---------- Flow ---------- */
  .flow-card{
    display:grid;grid-template-columns:1fr;gap:0;
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1);
  }
  @media (min-width:1024px){.flow-card{grid-template-columns:1.05fr .95fr;}}
  .flow-media{position:relative;min-height:230px;}
  .flow-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
  .flow-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(15,46,39,.42),rgba(28,122,98,.18));
  }
  .flow-tag{
    position:absolute;left:18px;bottom:18px;z-index:2;
    padding:6px 14px;border-radius:999px;
    background:rgba(255,255,255,.92);color:var(--ink);
    font-size:12.5px;font-weight:700;
  }
  .flow-body{padding:26px 22px;}
  @media (min-width:768px){.flow-body{padding:34px 32px;}}
  .flow-body h3{font-size:20px;font-weight:800;color:var(--ink);}
  .flow-body > p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.8;}
  .flow-steps{margin-top:22px;display:grid;gap:16px;}
  .flow-step{display:flex;gap:14px;}
  .step-no{
    flex:0 0 auto;width:30px;height:30px;border-radius:10px;
    background:#F1EEE4;color:var(--brand);
    display:grid;place-items:center;font-size:13px;font-weight:800;
    font-variant-numeric:tabular-nums;
  }
  .flow-step h4{font-size:15.5px;font-weight:700;color:var(--ink);}
  .flow-step p{font-size:14px;color:var(--text-2);line-height:1.75;margin-top:2px;}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:860px;margin:0 auto;}
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    margin-bottom:12px;
    overflow:hidden;
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .faq-item[open]{box-shadow:var(--sh-1);border-color:rgba(28,122,98,.35);}
  .faq-item summary{
    list-style:none;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:16px 20px;
    font-size:16px;font-weight:600;color:var(--ink);
    cursor:pointer;
    position:relative;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::before{
    content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;
    border-radius:0 4px 4px 0;background:var(--grad-accent);
    opacity:0;transition:opacity .2s ease;
  }
  .faq-item[open] summary::before{opacity:1;}
  .faq-item summary:hover{color:var(--brand);}
  .faq-icon{
    flex:0 0 auto;width:26px;height:26px;border-radius:50%;
    border:1px solid var(--line);position:relative;
    transition:transform .22s ease,background-color .22s ease,border-color .22s ease;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;background:var(--brand);border-radius:2px;
    left:50%;top:50%;transform:translate(-50%,-50%);
  }
  .faq-icon::before{width:11px;height:2px;}
  .faq-icon::after{width:2px;height:11px;transition:opacity .2s ease;}
  .faq-item[open] .faq-icon{transform:rotate(180deg);border-color:rgba(28,122,98,.5);background:rgba(28,122,98,.08);}
  .faq-item[open] .faq-icon::after{opacity:0;}
  .faq-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}
  @media (min-width:768px){.faq-body{padding:0 24px 22px;}}

  /* ---------- CTA ---------- */
  .cta-card{
    position:relative;overflow:hidden;
    border-radius:var(--r-2xl);
    background:var(--grad-main);
    color:#fff;
    padding:36px 24px;
    box-shadow:var(--sh-2);
  }
  @media (min-width:768px){.cta-card{padding:52px 48px;}}
  .cta-card::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;
    opacity:.22;
  }
  .cta-inner{position:relative;display:grid;grid-template-columns:1fr;gap:28px;}
  @media (min-width:1024px){.cta-inner{grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}}
  .cta-inner h2{font-size:clamp(23px,2.6vw,32px);line-height:1.3;font-weight:800;}
  .cta-inner > div > p{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.85);line-height:1.8;max-width:520px;}
  .cta-points{margin-top:22px;display:grid;gap:12px;}
  .cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.92);line-height:1.7;}
  .cta-points .tick{background:rgba(255,255,255,.18);}
  .cta-points .tick::after{border-color:#fff;}

  .cta-form{
    background:#fff;border-radius:var(--r-xl);
    padding:22px;color:var(--text);
    box-shadow:var(--sh-2);
  }
  @media (min-width:768px){.cta-form{padding:26px;}}
  .cta-form h3{font-size:17px;font-weight:800;color:var(--ink);}
  .cta-form p.hint{margin-top:6px;font-size:13px;color:var(--text-3);}
  .field{margin-top:16px;}
  .field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
  .input{
    width:100%;height:52px;padding:0 18px;
    border:1px solid var(--line);border-radius:999px;
    background:#fff;color:var(--text);
    font-size:15px;font-family:inherit;
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .input::placeholder{color:var(--text-3);font-size:14px;}
  .input:focus{
    outline:none;border-color:var(--brand);
    box-shadow:0 0 0 4px rgba(53,185,139,.16);
  }
  .cta-form .btn{width:100%;margin-top:16px;}
  .privacy{margin-top:12px;font-size:12px;color:var(--text-3);line-height:1.7;}

  /* ---------- Footer ---------- */
  .site-footer{
    background:var(--ink);color:#fff;
    padding-top:56px;margin-top:8px;
  }
  @media (min-width:768px){.site-footer{padding-top:72px;}}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}}
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-brand .brand-mark{box-shadow:none;background:rgba(255,255,255,.12);color:#fff;}
  .footer-brand .brand-name{font-size:16px;font-weight:700;color:#fff;}
  .footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
  .social-row{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
  .social-row a{
    display:inline-flex;align-items:center;justify-content:center;
    height:36px;padding:0 16px;border-radius:999px;
    border:1px solid rgba(255,255,255,.22);
    font-size:13px;color:rgba(255,255,255,.86);
    transition:background-color .18s ease,border-color .18s ease,color .18s ease;
  }
  .social-row a:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.45);color:#fff;}
  .footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
  .footer-links{display:grid;gap:10px;}
  .footer-links a{
    display:inline-flex;align-items:center;min-height:44px;
    font-size:14px;color:rgba(255,255,255,.7);
    transition:color .18s ease;
  }
  .footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
  .footer-contact{display:grid;gap:12px;font-size:14px;color:rgba(255,255,255,.75);}
  .footer-contact li{display:flex;gap:10px;align-items:baseline;line-height:1.7;flex-wrap:wrap;}
  .footer-contact span{color:rgba(255,255,255,.45);font-size:12.5px;min-width:56px;}
  .footer-bottom{
    margin-top:40px;padding:20px 0 28px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.6);
  }
  .footer-bottom .fb-right{display:flex;gap:16px;flex-wrap:wrap;}

  @media (max-width:520px){
    .brand-text{font-size:14.5px;}
    .hero h1{font-size:26px;}
    .plan-card{padding:22px 18px;}
    .compare-wrap{padding:16px;}
    .cta-form{padding:18px;}
    .footer-bottom{font-size:12px;}
  }

/* roulang page: category4 */
:root{
    --ink:#0F2E27;
    --brand:#1C7A62;
    --brand-soft:#35B98B;
    --accent:#F2703A;
    --accent-warm:#FFB44D;
    --bg:#FAF6EF;
    --surface:#FFFFFF;
    --line:#E7DFD2;
    --text:#14201C;
    --text-2:#5B6B64;
    --text-3:#8A968F;
    --radius-sm:12px;
    --radius-md:16px;
    --radius-lg:20px;
    --radius-xl:28px;
    --radius-2xl:32px;
    --sh-1:0 8px 24px -12px rgba(15,46,39,.18);
    --sh-2:0 24px 60px -24px rgba(15,46,39,.35);
    --grad-main:linear-gradient(120deg,#0F2E27 0%,#1C7A62 58%,#35B98B 100%);
    --grad-accent:linear-gradient(120deg,#FFB44D,#F2703A);
  }

  *,*::before,*::after{box-sizing:border-box;}

  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}

  html body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
    background:var(--bg);
    color:var(--text);
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }

  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}

  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible,
  summary:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:2px;
    border-radius:8px;
  }

  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
  @media (min-width:768px){ .container{padding-left:32px;padding-right:32px;} }

  .tnum{font-variant-numeric:tabular-nums;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(255,255,255,.94);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    box-shadow:0 4px 18px -14px rgba(15,46,39,.3);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    height:72px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
  .brand-mark{
    width:40px;height:40px;border-radius:12px;
    background:var(--grad-main);
    color:#fff;font-weight:800;font-size:18px;
    display:grid;place-items:center;
    box-shadow:0 8px 18px -10px rgba(15,46,39,.6);
  }
  .brand-name{
    font-size:16.5px;font-weight:700;color:var(--ink);
    letter-spacing:0;line-height:1.25;
  }
  .main-nav{display:none;align-items:center;gap:4px;}
  @media (min-width:1024px){ .main-nav{display:flex;} }
  .nav-link{
    position:relative;
    display:inline-flex;align-items:center;
    padding:8px 13px;border-radius:10px;
    font-size:15px;font-weight:500;color:var(--text-2);
    transition:color .2s ease,background-color .2s ease;
    white-space:nowrap;
  }
  .nav-link:hover{color:var(--brand);background:rgba(28,122,98,.06);}
  .nav-link.is-active{color:var(--ink);font-weight:700;}
  .nav-link.is-active::after{
    content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
    background:linear-gradient(90deg,#0F2E27,#35B98B);
  }
  .header-actions{display:flex;align-items:center;gap:10px;}
  .nav-toggle{
    display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
    width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;cursor:pointer;
    padding:0 11px;
  }
  .nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:.25s;}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  @media (min-width:1024px){ .nav-toggle{display:none;} }
  .nav-gradient-line{height:2px;background:linear-gradient(90deg,#0F2E27,#1C7A62 55%,#35B98B);}

  /* ---------- Drawer ---------- */
  .drawer-mask{
    position:fixed;inset:0;background:rgba(15,46,39,.42);
    opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:70;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .mobile-drawer{
    position:fixed;top:0;right:0;bottom:0;width:min(88vw,360px);
    background:#fff;z-index:80;display:flex;flex-direction:column;
    transform:translateX(100%);transition:transform .3s cubic-bezier(.22,.61,.36,1);
    box-shadow:-20px 0 60px -30px rgba(15,46,39,.5);
  }
  .mobile-drawer.is-open{transform:translateX(0);}
  .drawer-head{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 20px;border-bottom:1px solid var(--line);
  }
  .drawer-close{
    width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;
    cursor:pointer;color:var(--ink);font-size:18px;line-height:1;display:grid;place-items:center;
  }
  .drawer-nav{padding:12px 12px 20px;overflow-y:auto;flex:1 1 auto;}
  .drawer-link{
    display:flex;align-items:center;justify-content:space-between;
    min-height:56px;padding:0 14px;border-radius:12px;
    font-size:16px;color:var(--text);font-weight:500;
    transition:background-color .2s ease,color .2s ease;
  }
  .drawer-link::after{content:"›";color:var(--text-3);font-size:18px;}
  .drawer-link:hover{background:rgba(28,122,98,.07);color:var(--brand);}
  .drawer-link.is-active{background:rgba(28,122,98,.1);color:var(--brand);font-weight:700;}
  .drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line);}
  .drawer-foot .btn{width:100%;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 24px;border:0;border-radius:999px;
    font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
    transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  }
  .btn-primary{
    background:var(--grad-accent);color:#fff;
    box-shadow:0 12px 24px -14px rgba(242,112,58,.75);
  }
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.03);box-shadow:0 18px 32px -16px rgba(242,112,58,.8);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    background:#fff;color:var(--ink);border:1px solid var(--line);
  }
  .btn-ghost:hover{color:var(--brand);border-color:rgba(28,122,98,.4);transform:translateY(-1px);}
  .btn-soft{
    background:rgba(28,122,98,.1);color:var(--brand);border:1px solid rgba(28,122,98,.18);
  }
  .btn-soft:hover{background:rgba(28,122,98,.16);transform:translateY(-1px);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-lg{height:52px;padding:0 32px;font-size:16px;}

  /* ---------- Section basics ---------- */
  .section{padding:48px 0;}
  @media (min-width:768px){ .section{padding:72px 0;} }
  .section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{max-width:720px;margin-bottom:28px;}
  .section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:800;color:var(--ink);}
  .section-head p{margin-top:10px;font-size:15px;color:var(--text-2);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12.5px;font-weight:600;color:var(--brand);
    background:rgba(28,122,98,.1);border:1px solid rgba(28,122,98,.18);
    border-radius:999px;padding:4px 12px;margin-bottom:14px;
  }

  /* ---------- Hero ---------- */
  .help-hero{
    position:relative;overflow:hidden;color:#fff;
    background:var(--grad-main);
    padding:36px 0 48px;
  }
  .help-hero::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    opacity:.20;
  }
  .help-hero::after{
    content:"";position:absolute;inset:0;
    background:radial-gradient(circle at 85% 15%,rgba(255,180,77,.24),transparent 55%);
  }
  .help-hero .container{position:relative;z-index:2;}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:18px;flex-wrap:wrap;}
  .crumb a{color:rgba(255,255,255,.82);transition:color .2s ease;}
  .crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
  .crumb .sep{color:rgba(255,255,255,.4);}
  .crumb .current{color:#fff;font-weight:600;}
  .hero-kicker{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:#fff;
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.24);
    border-radius:999px;padding:5px 14px;margin-bottom:16px;
  }
  .help-hero h1{
    font-size:clamp(30px,4vw,50px);
    line-height:1.15;font-weight:800;color:#fff;
    max-width:900px;
  }
  .hero-sub{
    margin-top:16px;max-width:640px;
    font-size:17px;line-height:1.75;color:rgba(255,255,255,.84);
  }
  @media (min-width:768px){ .hero-sub{font-size:18px;} }

  .help-search{
    display:flex;align-items:center;gap:6px;
    background:#fff;border-radius:999px;padding:6px;
    max-width:720px;margin-top:26px;
    box-shadow:0 24px 50px -26px rgba(6,32,26,.85);
  }
  .hs-icon{
    display:grid;place-items:center;flex:0 0 auto;
    width:42px;height:42px;color:var(--text-3);
  }
  .help-search input{
    flex:1 1 auto;min-width:0;height:48px;border:0;background:transparent;
    color:var(--text);font-size:15px;outline:none;
  }
  .help-search input::placeholder{color:var(--text-3);font-size:14px;}
  .help-search .btn{flex:0 0 auto;}

  @media (max-width:639px){
    .help-search{flex-wrap:wrap;border-radius:22px;padding:10px;gap:8px;}
    .hs-icon{width:32px;height:32px;}
    .help-search input{height:44px;width:100%;flex:1 1 100%;padding-left:4px;}
    .help-search .btn{width:100%;}
  }

  .hero-tags{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    margin-top:20px;font-size:13.5px;color:rgba(255,255,255,.7);
  }
  .hero-tags a{
    color:#fff;border:1px solid rgba(255,255,255,.26);
    border-radius:999px;padding:5px 14px;
    transition:background-color .2s ease,border-color .2s ease;
  }
  .hero-tags a:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);}

  /* ---------- Self check steps ---------- */
  .steps-wrap{display:grid;grid-template-columns:1fr;gap:28px;align-items:start;}
  @media (min-width:1024px){ .steps-wrap{grid-template-columns:1.1fr .9fr;gap:48px;} }
  .steps-copy h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:800;color:var(--ink);}
  .section-lead{margin-top:12px;font-size:15.5px;color:var(--text-2);max-width:520px;}
  .step-list{margin-top:26px;display:flex;flex-direction:column;gap:16px;}
  .step-list li{
    display:flex;gap:16px;align-items:flex-start;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:18px 20px;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
  }
  .step-list li:hover{transform:translateY(-4px);box-shadow:var(--sh-1);border-color:rgba(28,122,98,.35);}
  .step-no{
    flex:0 0 auto;width:58px;font-size:30px;font-weight:800;line-height:1.1;
    color:transparent;-webkit-text-stroke:1.5px rgba(28,122,98,.5);
  }
  .step-list h3{font-size:17px;font-weight:700;color:var(--ink);}
  .step-list p{margin-top:6px;font-size:14.5px;color:var(--text-2);line-height:1.75;}

  .steps-figure{
    border-radius:var(--radius-xl);overflow:hidden;background:#fff;
    border:1px solid var(--line);box-shadow:var(--sh-1);
  }
  .steps-figure img{width:100%;height:260px;object-fit:cover;}
  @media (min-width:1024px){ .steps-figure img{height:340px;} }
  .steps-figure figcaption{padding:12px 18px;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);}

  /* ---------- FAQ layout ---------- */
  .faq-layout{display:grid;grid-template-columns:1fr;gap:24px;align-items:start;}
  @media (min-width:1024px){ .faq-layout{grid-template-columns:250px minmax(0,1fr);gap:36px;} }

  .side-nav{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:20px;box-shadow:var(--sh-1);
  }
  @media (min-width:1024px){ .side-nav{position:sticky;top:96px;} }
  .side-title{font-size:12.5px;font-weight:700;color:var(--text-3);letter-spacing:.06em;margin-bottom:10px;}
  .side-nav nav{display:flex;flex-direction:column;gap:2px;}
  .side-link{
    display:flex;align-items:center;gap:10px;min-height:44px;
    padding:0 12px;border-radius:10px;font-size:14.5px;color:var(--text-2);
    transition:background-color .2s ease,color .2s ease;
  }
  .side-link::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--line);flex:0 0 auto;transition:background-color .2s ease;}
  .side-link:hover{background:rgba(28,122,98,.07);color:var(--brand);}
  .side-link.is-active{background:rgba(28,122,98,.1);color:var(--brand);font-weight:600;}
  .side-link.is-active::before{background:var(--brand);}
  .side-note{
    margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
    font-size:13px;color:var(--text-3);line-height:1.8;
  }
  .side-note strong{display:block;color:var(--ink);font-size:13.5px;margin-bottom:4px;}

  .faq-group{margin-bottom:32px;scroll-margin-top:96px;}
  .faq-group:last-child{margin-bottom:0;}
  .faq-group > h3{
    display:flex;align-items:center;gap:10px;
    font-size:19px;font-weight:800;color:var(--ink);margin-bottom:14px;
  }
  .faq-group > h3::before{
    content:"";width:4px;height:18px;border-radius:2px;background:var(--grad-accent);flex:0 0 auto;
  }

  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
    margin-bottom:10px;position:relative;overflow:hidden;
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .faq-item:hover{border-color:rgba(28,122,98,.3);}
  .faq-item[open]{border-color:rgba(28,122,98,.38);box-shadow:var(--sh-1);}
  .faq-item::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
    background:var(--grad-main);opacity:0;transition:opacity .2s ease;
  }
  .faq-item[open]::before{opacity:1;}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:14px 20px;
    font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";flex:0 0 auto;
    width:26px;height:26px;border-radius:50%;
    display:grid;place-items:center;
    background:rgba(28,122,98,.1);color:var(--brand);
    font-size:16px;font-weight:700;line-height:1;
    transition:transform .2s ease,background-color .2s ease;
  }
  .faq-item[open] summary::after{content:"−";background:rgba(242,112,58,.14);color:var(--accent);}
  .faq-item .faq-body{
    padding:0 20px 18px 20px;
    font-size:15px;line-height:1.85;color:var(--text-2);
  }
  .faq-item .faq-body strong{color:var(--ink);font-weight:600;}

  .tip-bar{
    display:flex;gap:10px;align-items:flex-start;
    background:#FFF6E9;border:1px solid rgba(242,112,58,.22);
    border-radius:var(--radius-md);padding:14px 18px;margin-bottom:24px;
    font-size:14px;line-height:1.8;color:#7a4526;
  }
  .tip-bar strong{color:#7a3a15;flex:0 0 auto;}

  /* ---------- Contact ---------- */
  .contact-card{
    display:grid;grid-template-columns:1fr;gap:28px;
    background:#F5EEE1;border:1px solid var(--line);border-radius:var(--radius-xl);
    padding:28px 22px;
  }
  @media (min-width:900px){
    .contact-card{grid-template-columns:1.15fr .85fr;gap:40px;padding:44px 44px;}
  }
  .contact-card h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;font-weight:800;color:var(--ink);}
  .contact-card > div > p{margin-top:12px;font-size:15px;color:var(--text-2);max-width:520px;}
  .cc-list{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
  .cc-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2);}
  .cc-list li::before{
    content:"";flex:0 0 auto;width:16px;height:16px;margin-top:5px;border-radius:50%;
    background:rgba(28,122,98,.14);
    box-shadow:inset 0 0 0 2px rgba(28,122,98,.5);
  }
  .cc-form{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:22px;box-shadow:var(--sh-1);
  }
  .cc-form label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:8px;}
  .cc-form label + label{margin-top:16px;}
  .field{
    width:100%;height:52px;border-radius:999px;border:1px solid var(--line);
    background:#fff;padding:0 20px;font-size:15px;color:var(--text);
    transition:border-color .2s ease,box-shadow .2s ease;outline:none;
  }
  .field::placeholder{color:var(--text-3);font-size:14px;}
  .field:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(28,122,98,.14);}
  .cc-form .btn{width:100%;margin-top:18px;}
  .form-hint{margin-top:12px;font-size:12.5px;line-height:1.7;color:var(--text-3);}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    background:var(--grad-main);
    border-radius:var(--radius-2xl);
    padding:36px 24px;
    display:flex;flex-direction:column;gap:22px;
    color:#fff;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;opacity:.16;
  }
  .cta-band > *{position:relative;z-index:2;}
  @media (min-width:900px){
    .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:48px 52px;gap:40px;}
  }
  .cta-band h2{font-size:clamp(22px,2.4vw,32px);line-height:1.3;font-weight:800;}
  .cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.82);max-width:560px;}
  .cta-band .btn{flex:0 0 auto;}
  @media (max-width:899px){ .cta-band .btn{width:100%;} }

  /* ---------- Footer ---------- */
  .site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:56px 0 24px;}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
  @media (min-width:768px){ .footer-grid{grid-template-columns:repeat(2,1fr);} }
  @media (min-width:1024px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.15fr;gap:40px;} }
  .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16.5px;font-weight:700;}
  .footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;font-size:16px;background:var(--grad-main);color:#fff;display:grid;place-items:center;font-weight:800;}
  .footer-desc{margin:14px 0 18px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:340px;}
  .social-row{display:flex;gap:10px;flex-wrap:wrap;}
  .social-row a{
    font-size:13px;color:rgba(255,255,255,.75);
    border:1px solid rgba(255,255,255,.2);border-radius:999px;
    padding:6px 14px;transition:background-color .2s ease,color .2s ease,border-color .2s ease;
  }
  .social-row a:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
  .footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:12px;}
  .footer-links{display:flex;flex-direction:column;gap:2px;}
  .footer-links a{
    display:flex;align-items:center;padding:8px 0;
    font-size:14px;color:rgba(255,255,255,.66);
    transition:color .2s ease,transform .2s ease;
  }
  .footer-links a:hover{color:#fff;transform:translateX(3px);}
  @media (max-width:767px){
    .footer-links a{min-height:44px;padding:0;}
    .footer-contact li{min-height:44px;display:flex;align-items:center;}
  }
  .footer-contact li{font-size:14px;color:rgba(255,255,255,.66);padding:6px 0;display:flex;gap:8px;flex-wrap:wrap;}
  .footer-contact li span{color:rgba(255,255,255,.42);flex:0 0 auto;}
  .footer-bottom{
    margin-top:36px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-direction:column;gap:10px;
    font-size:13px;color:rgba(255,255,255,.55);
  }
  @media (min-width:768px){
    .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
  }
  .fb-right{display:flex;gap:16px;flex-wrap:wrap;}