/* roulang page: index */
:root{
  --brand-600:#0E9F8A;
  --brand-500:#35C4A8;
  --accent-500:#FF7A59;
  --accent-300:#FFD9C9;
  --brand-grad:linear-gradient(115deg,#0E9F8A 0%,#35C4A8 46%,#FF7A59 100%);
  --ink-900:#17211F;
  --ink-600:#4A5A57;
  --ink-400:#8A9794;
  --bg:#F7F8F6;
  --card:#FFFFFF;
  --line:#E6EAE7;
  --tint:#EEF6F3;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 1px 2px rgba(23,33,31,.05);
  --sh-2:0 8px 24px rgba(23,33,31,.08);
  --sh-3:0 24px 48px rgba(14,159,138,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink-900);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-0.01em;font-style:normal;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
input,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}
.container-max{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container-max{padding-left:32px;padding-right:32px;}}
@media (min-width:1280px){.container-max{padding-left:40px;padding-right:40px;}}
.section{padding:64px 0;}
@media (min-width:1024px){.section{padding:96px 0;}}
.tabular{font-variant-numeric:tabular-nums;}
.grad-text{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}
.section-title{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;}
.section-desc{margin-top:10px;color:var(--ink-600);font-size:15px;max-width:620px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-600);
  background:var(--tint);border:1px solid rgba(14,159,138,.16);
  padding:6px 14px;border-radius:999px;
}

/* ---------- 倒计时条 ---------- */
.countdown-bar{
  position:relative;
  background:linear-gradient(115deg,rgba(14,159,138,.12),rgba(255,122,89,.12));
  border-bottom:1px solid var(--line);
  overflow:hidden;
  transition:max-height .3s var(--ease),opacity .3s var(--ease);
  max-height:80px;
}
.countdown-bar.is-closed{max-height:0;opacity:0;border-bottom-color:transparent;}
.countdown-inner{
  min-height:48px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:8px;padding-bottom:8px;
}
.cd-status{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 14px;font-size:13px;font-weight:600;color:var(--brand-600);}
.cd-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-500);position:relative;}
.cd-dot::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px solid rgba(255,122,89,.6);animation:pulse 1.8s var(--ease) infinite;}
@keyframes pulse{0%{transform:scale(.6);opacity:1;}100%{transform:scale(1.5);opacity:0;}}
.cd-clock{display:flex;align-items:center;gap:6px;font-weight:800;font-size:22px;color:var(--ink-900);letter-spacing:.02em;}
.cd-clock span.num{min-width:2ch;text-align:center;}
.cd-sep{color:var(--brand-500);font-weight:600;}
.cd-caption{font-size:13px;color:var(--ink-600);}
.cd-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.cd-link{font-size:13px;color:var(--brand-600);font-weight:600;}
.cd-close{background:none;border:none;color:var(--ink-400);font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:8px;transition:color .2s var(--ease),background .2s var(--ease);}
.cd-close:hover{color:var(--ink-900);background:rgba(23,33,31,.05);}
@media (max-width:767px){
  .cd-caption{display:none;}
  .cd-clock{font-size:19px;}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,255,255,.94);}
.nav-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
@media (max-width:767px){.nav-inner{height:60px;}}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink-900);}
.logo:hover{color:var(--ink-900);}
.logo-mark{flex:0 0 auto;}
.logo-strong{color:var(--brand-600);font-weight:800;}
.nav-links{display:none;align-items:center;gap:28px;}
@media (min-width:1024px){.nav-links{display:flex;}}
.nav-link{position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;white-space:nowrap;}
.nav-link:hover{color:var(--brand-600);}
.nav-link.active{color:var(--ink-900);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-4px;transform:translateX(-50%);
  width:20px;height:3px;border-radius:999px;background:var(--brand-grad);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.hamburger{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;margin:0 auto;background:var(--ink-900);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease);}
@media (min-width:1024px){.hamburger{display:none;}}
.drawer{
  position:fixed;inset:60px 0 0 0;background:#fff;z-index:55;
  padding:24px 20px 40px;display:flex;flex-direction:column;gap:4px;
  transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto;}
.drawer a{display:block;padding:16px 4px;font-size:16px;border-bottom:1px solid var(--line);color:var(--ink-900);}
.drawer a:hover{color:var(--brand-600);}
.drawer .btn{margin-top:22px;border-bottom:none;}
@media (min-width:1024px){.drawer{display:none;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{
  background-image:var(--brand-grad);background-size:180% 100%;background-position:0% 50%;
  color:#fff;box-shadow:0 10px 24px rgba(14,159,138,.26);
}
.btn-primary:hover{transform:translateY(-1px);background-position:100% 50%;box-shadow:0 16px 32px rgba(14,159,138,.32);color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(14,159,138,.24);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-900);}
.btn-outline:hover{border-color:rgba(53,196,168,.55);color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.32);color:#fff;}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.2);transform:translateY(-1px);}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{padding:48px 0 56px;}
@media (min-width:1024px){.hero{padding:76px 0 84px;}}
.hero-grid{display:grid;gap:40px;align-items:center;}
@media (min-width:1024px){.hero-grid{grid-template-columns:6fr 6fr;gap:56px;}}
.hero-title{font-size:clamp(30px,5vw,56px);line-height:1.15;font-weight:800;letter-spacing:-0.01em;}
.hero-sub{margin-top:18px;font-size:17px;color:var(--ink-600);max-width:520px;}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-points{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px 22px;}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-600);}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500);}
.hero-visual{position:relative;}
.hero-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-3);transform:rotate(-1.5deg);
  border:6px solid #fff;background:#fff;
}
.hero-card img{width:100%;height:340px;object-fit:cover;}
@media (min-width:1024px){.hero-card img{height:420px;}}
.hero-float{
  position:absolute;left:-8px;bottom:-22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--sh-2);display:flex;align-items:center;gap:12px;
}
.hero-float .num{font-size:22px;font-weight:800;color:var(--brand-600);}
.hero-float .txt{font-size:12px;color:var(--ink-600);line-height:1.5;}

/* ---------- 数据徽章 ---------- */
.stat-strip{margin-top:52px;display:grid;gap:16px;grid-template-columns:repeat(2,1fr);}
@media (min-width:768px){.stat-strip{grid-template-columns:repeat(4,1fr);gap:20px;}}
.stat{
  background:var(--tint);border:1px solid rgba(14,159,138,.14);
  border-radius:var(--r-md);padding:20px 20px 18px;
  transition:box-shadow .24s var(--ease),transform .24s var(--ease);
}
.stat:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.stat-num{font-size:30px;font-weight:800;color:var(--brand-600);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-num small{font-size:15px;font-weight:700;margin-left:2px;}
.stat-label{margin-top:8px;font-size:13px;color:var(--ink-600);}

/* ---------- 卖点 ---------- */
.feature-grid{display:grid;gap:22px;}
@media (min-width:768px){.feature-grid{grid-template-columns:repeat(2,1fr);gap:24px 44px;}}
.feature-item{display:flex;gap:20px;padding:26px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:border-color .24s var(--ease),box-shadow .24s var(--ease),transform .24s var(--ease);}
.feature-item:hover{border-color:rgba(53,196,168,.3);box-shadow:var(--sh-2);transform:translateY(-2px);}
@media (min-width:768px){
  .feature-item.offset{margin-top:44px;}
}
.feature-num{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;color:#fff;background-image:var(--brand-grad);background-size:160% 100%;
}
.feature-title{font-size:18px;font-weight:600;line-height:1.4;}
.feature-text{margin-top:8px;font-size:14px;color:var(--ink-600);line-height:1.8;}

/* ---------- Bento 图墙 ---------- */
.bento{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
@media (min-width:900px){.bento{grid-template-columns:repeat(6,1fr);gap:18px;}}
.bento-item{position:relative;overflow:hidden;border-radius:var(--r-lg);min-height:150px;box-shadow:var(--sh-1);}
@media (min-width:900px){
  .bento-a{grid-column:span 4;grid-row:span 2;min-height:380px;}
  .bento-b{grid-column:span 2;min-height:180px;}
  .bento-c{grid-column:span 2;min-height:180px;}
  .bento-d{grid-column:span 2;min-height:180px;}
  .bento-e{grid-column:span 2;min-height:180px;}
  .bento-f{grid-column:span 2;min-height:180px;}
}
.bento-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.bento-item:hover img{transform:scale(1.04);}
.bento-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,32,29,0) 45%,rgba(16,32,29,.72) 100%);}
.bento-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  font-size:12px;font-weight:600;color:#fff;background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.32);backdrop-filter:blur(4px);
  padding:5px 12px;border-radius:999px;
}
.bento-hint{position:absolute;left:16px;bottom:16px;z-index:2;color:#fff;}
.bento-hint strong{display:block;font-size:16px;font-weight:700;}
.bento-hint span{font-size:12px;opacity:.85;}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;gap:22px;}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr);gap:26px;}}
.news-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),transform .24s var(--ease);
}
.news-card:hover{border-color:rgba(53,196,168,.3);box-shadow:var(--sh-2);transform:translateY(-3px);color:var(--ink-900);}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--tint);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 22px;}
.news-title{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink-900);}
.news-summary{margin-top:10px;font-size:14px;color:var(--ink-600);line-height:1.8;}
.news-meta{margin-top:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-400);}
.chip{
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;color:var(--brand-600);
  background:var(--tint);border:1px solid rgba(14,159,138,.16);
  padding:4px 12px;border-radius:999px;white-space:nowrap;
}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.read-more{margin-left:auto;color:var(--brand-600);font-weight:600;display:inline-flex;align-items:center;gap:4px;}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);text-align:center;
}
.empty-art{width:96px;height:96px;border-radius:26px;background:var(--tint);display:flex;align-items:center;justify-content:center;}
.empty-art span{font-size:30px;font-weight:800;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.empty-state p{font-size:14px;color:var(--ink-600);}

/* ---------- CTA 与表单 ---------- */
.cta-wrap{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background-image:linear-gradient(115deg,rgba(16,32,29,.94) 0%,rgba(16,32,29,.86) 42%,rgba(14,159,138,.86) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  padding:36px 24px;
}
@media (min-width:1024px){.cta-wrap{padding:56px 52px;}}
.cta-grid{display:grid;gap:34px;align-items:center;}
@media (min-width:1024px){.cta-grid{grid-template-columns:6fr 5fr;gap:56px;}}
.cta-left h2{color:#fff;font-size:clamp(24px,3.2vw,34px);line-height:1.3;font-weight:700;}
.cta-left p{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px;max-width:460px;}
.benefit-list{margin-top:24px;display:grid;gap:12px;}
.benefit-list li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.92);font-size:14px;}
.benefit-list li i{
  flex:0 0 auto;width:18px;height:18px;border-radius:6px;background:rgba(255,255,255,.18);
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
  font-size:11px;font-style:normal;font-weight:800;color:#fff;
}
.form-card{
  position:relative;background:#fff;border-radius:var(--r-xl);padding:28px 24px;
  box-shadow:0 24px 48px rgba(0,0,0,.18);
}
@media (min-width:768px){.form-card{padding:32px 30px;}}
.form-badge{
  position:absolute;top:-12px;right:22px;background:var(--accent-500);color:#fff;
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:999px;box-shadow:0 8px 18px rgba(255,122,89,.35);
}
.form-card h3{font-size:19px;font-weight:700;}
.form-card > p{margin-top:6px;font-size:13px;color:var(--ink-400);}
.form-row{margin-top:16px;}
.form-row label{display:block;font-size:13px;font-weight:600;color:var(--ink-600);margin-bottom:6px;}
.form-input{
  width:100%;height:48px;border-radius:var(--r-md);border:1px solid var(--line);
  background:#fff;padding:0 14px;color:var(--ink-900);outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
textarea.form-input{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-input::placeholder{color:#B6BFBC;}
.form-input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(53,196,168,.18);}
.form-input.is-error{border-color:var(--accent-500);box-shadow:0 0 0 3px rgba(255,122,89,.14);}
.form-msg{margin-top:8px;font-size:12px;color:var(--accent-500);display:none;}
.form-msg.is-on{display:block;}
.form-note{margin-top:12px;font-size:12px;color:var(--ink-400);text-align:center;}
.form-success{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-md);
  background:var(--tint);border:1px solid rgba(14,159,138,.2);color:var(--brand-600);
  font-size:13px;font-weight:600;text-align:center;
}
.form-success.is-on{display:block;}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item:hover{border-color:rgba(53,196,168,.3);box-shadow:var(--sh-2);}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:999px;
  background:var(--brand-grad);opacity:0;transform:scaleY(.4);transform-origin:top;
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.faq-item.is-open::before{opacity:1;transform:scaleY(1);}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:none;border:none;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.6;
}
.faq-arrow{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--tint);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand-600);
  font-size:13px;font-weight:800;transition:transform .24s var(--ease),background .24s var(--ease);
}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);background:rgba(53,196,168,.2);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-answer-inner{padding:0 22px 22px;font-size:14.5px;color:var(--ink-600);line-height:1.85;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;color:rgba(255,255,255,.72);
  background-image:linear-gradient(140deg,#10201D 0%,#123029 52%,#0E9F8A 140%);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--brand-grad);
}
.footer-grid{display:grid;gap:34px;padding:56px 0 34px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:40px;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}}
.footer-brand .logo{color:#fff;font-size:19px;}
.footer-brand .logo-strong{color:#7FE3CE;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;max-width:300px;color:rgba(255,255,255,.68);}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:rgba(255,255,255,.68);font-size:14px;}
.footer-col a:hover{color:#7FE3CE;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.68);display:flex;gap:8px;align-items:flex-start;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:#7FE3CE;}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:50%;
  border:none;background:#fff;box-shadow:var(--sh-2);color:var(--brand-600);
  font-size:18px;font-weight:700;cursor:pointer;z-index:50;
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.to-top.is-on{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);box-shadow:var(--sh-3);}

/* roulang page: article */
:root{
  --brand-600:#0E9F8A;
  --brand-500:#35C4A8;
  --accent-500:#FF7A59;
  --accent-300:#FFD9C9;
  --brand-grad:linear-gradient(115deg,#0E9F8A 0%,#35C4A8 46%,#FF7A59 100%);
  --ink-900:#17211F;
  --ink-600:#4A5A57;
  --ink-400:#8A9794;
  --bg:#F7F8F6;
  --card:#FFFFFF;
  --line:#E6EAE7;
  --tint:#EEF6F3;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 1px 2px rgba(23,33,31,.05);
  --sh-2:0 8px 24px rgba(23,33,31,.08);
  --sh-3:0 24px 48px rgba(14,159,138,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink-900);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-style:normal;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
input,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}
.container-max{
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media(min-width:768px){.container-max{padding:0 32px;}}
@media(min-width:1280px){.container-max{padding:0;}}
.num{font-variant-numeric:tabular-nums;}

/* ============ 通知条 ============ */
.notice-bar{
  background:linear-gradient(115deg,rgba(14,159,138,.12) 0%,rgba(53,196,168,.12) 46%,rgba(255,122,89,.14) 100%);
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.notice-inner{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:46px;
  padding:8px 0;
}
.pulse-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent-500);
  box-shadow:0 0 0 0 rgba(255,122,89,.6);
  animation:pulse 2s infinite;
  flex:0 0 auto;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,89,.55);}
  70%{box-shadow:0 0 0 10px rgba(255,122,89,0);}
  100%{box-shadow:0 0 0 0 rgba(255,122,89,0);}
}
.notice-text{color:var(--ink-600);flex:1 1 auto;}
.notice-text strong{color:var(--ink-900);}
.notice-link{
  color:var(--brand-600);
  font-weight:600;
  white-space:nowrap;
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.notice-close{
  background:transparent;border:0;color:var(--ink-400);
  font-size:20px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:8px;
}
.notice-close:hover{color:var(--accent-500);background:rgba(255,122,89,.08);}
@media(max-width:640px){
  .notice-text span.hide-sm{display:none;}
}

/* ============ 页头导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:68px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{flex:0 0 auto;}
.logo-text{font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);}
.logo-strong{color:var(--brand-600);font-weight:800;}
.nav-links{display:none;align-items:center;gap:28px;margin-left:auto;}
.nav-link{
  position:relative;
  font-size:15px;color:var(--ink-600);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;
  height:3px;width:20px;border-radius:3px;
  background:var(--brand-grad);
  opacity:0;transform:translateY(4px);
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink-900);}
.nav-link.active{color:var(--ink-900);font-weight:600;}
.nav-link.active::after,.nav-link:hover::after{opacity:1;transform:translateY(2px);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-900);cursor:pointer;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-toggle:hover{border-color:rgba(53,196,168,.5);box-shadow:var(--sh-1);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .4s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-grad{
  background-image:var(--brand-grad);
  background-size:200% 100%;
  background-position:0% 50%;
  color:#fff;
  box-shadow:var(--sh-2);
}
.btn-grad:hover{transform:translateY(-1px);box-shadow:var(--sh-3);background-position:100% 50%;color:#fff;}
.btn-grad:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{
  background:#fff;border-color:var(--line);color:var(--ink-900);
}
.btn-ghost:hover{transform:translateY(-1px);border-color:rgba(53,196,168,.55);box-shadow:var(--sh-2);color:var(--brand-600);}
.btn-ghost:active{transform:translateY(0);box-shadow:var(--sh-1);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:18px 20px 24px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .drawer-link{
  display:block;padding:14px 4px;font-size:16px;color:var(--ink-900);
  border-bottom:1px solid var(--line);
}
.mobile-drawer .drawer-link.active{color:var(--brand-600);font-weight:600;}
.mobile-drawer .btn{width:100%;margin-top:18px;}
@media(min-width:1024px){
  .nav-links{display:flex;margin-left:auto;}
  .header-actions{margin-left:0;}
  .nav-toggle{display:none;}
  .mobile-drawer{display:none !important;}
}

/* ============ 面包屑 & 文章头 ============ */
.page-head{
  padding:28px 0 8px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-400);
}
.breadcrumb a{color:var(--ink-600);}
.breadcrumb a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:#C9D2CF;}
.breadcrumb .current{color:var(--ink-900);}
.article-header{
  padding:20px 0 32px;
  border-bottom:1px solid var(--line);
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:var(--tint);color:var(--brand-600);
  font-size:13px;font-weight:600;
}
.tag-accent{background:var(--accent-300);color:#B4432A;}
.article-title{
  margin-top:16px;
  font-size:clamp(26px,4vw,40px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:18px;
  font-size:13px;color:var(--ink-400);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFD8D5;}
.meta-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  font-size:13px;color:var(--ink-600);
}

/* ============ 正文布局 ============ */
.article-main{
  padding:40px 0 8px;
}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:32px;
}
@media(min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:48px;}
}
.article-shell{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  padding:26px 22px 30px;
}
@media(min-width:768px){
  .article-shell{padding:44px 48px 52px;}
}
.article-body{
  max-width:860px;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  font-size:clamp(20px,2.8vw,28px);
  font-weight:700;line-height:1.35;
  margin:1.9em 0 .75em;
  padding-left:16px;
  position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:6px;border-radius:6px;
  background:var(--brand-grad);
}
.article-body h3{
  font-size:20px;font-weight:600;line-height:1.45;
  margin:1.6em 0 .55em;
  color:var(--brand-600);
}
.article-body h4{font-size:17px;font-weight:600;margin:1.3em 0 .5em;}
.article-body ul{margin:0 0 1.1em;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.5em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;
  width:8px;height:8px;border-radius:50%;
  background:var(--brand-grad);
}
.article-body ol{counter-reset:li;margin:0 0 1.1em;}
.article-body ol li{
  position:relative;padding-left:32px;margin-bottom:.55em;counter-increment:li;
}
.article-body ol li::before{
  content:counter(li);
  position:absolute;left:0;top:.34em;
  width:22px;height:22px;border-radius:7px;
  background:var(--tint);color:var(--brand-600);
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  position:relative;
  margin:1.5em 0;
  padding:16px 22px;
  background:var(--tint);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--ink-600);
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:3px;
  background:var(--brand-grad);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  max-width:100%;height:auto;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  margin:1.5em auto;
}
.article-body a{
  color:var(--brand-600);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.article-body a:hover{color:#0B7E6D;}
.article-body table{
  display:block;width:100%;overflow-x:auto;
  border-collapse:collapse;
  margin:1.4em 0;
  font-size:15px;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  white-space:nowrap;
}
.article-body th{background:var(--tint);font-weight:600;}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0;}
.article-body code{
  background:var(--tint);color:var(--brand-600);
  padding:2px 6px;border-radius:6px;font-size:14px;
}
.empty-state{
  text-align:center;
  padding:48px 20px 56px;
}
.empty-state .empty-art{
  width:120px;height:96px;margin:0 auto 20px;
  border-radius:var(--r-lg);
  background:linear-gradient(115deg,rgba(14,159,138,.16),rgba(255,122,89,.18));
}
.empty-state h2{font-size:20px;font-weight:700;margin-bottom:10px;}
.empty-state p{color:var(--ink-600);margin-bottom:22px;}

/* ============ 侧栏 ============ */
.article-aside{display:flex;flex-direction:column;gap:20px;}
@media(min-width:1280px){
  .article-aside{position:sticky;top:96px;align-self:start;}
}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:20px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.side-card:hover{border-color:rgba(53,196,168,.4);box-shadow:var(--sh-2);}
.side-card h3{
  font-size:15px;font-weight:700;margin-bottom:14px;
  padding-bottom:12px;border-bottom:1px solid var(--line);
}
.side-list li{margin-bottom:10px;}
.side-list a{
  font-size:14px;color:var(--ink-600);
  display:flex;align-items:center;gap:8px;
}
.side-list a:hover{color:var(--brand-600);}
.side-list .arrow{color:var(--brand-500);font-size:12px;}
.side-note{
  font-size:13px;color:var(--ink-600);line-height:1.8;
}
.side-badge{
  display:inline-flex;align-items:center;gap:6px;
  margin-bottom:12px;
  padding:5px 12px;border-radius:999px;
  background:var(--accent-300);color:#B4432A;
  font-size:12px;font-weight:600;
}
@media(max-width:1279px){
  .article-aside{flex-direction:row;flex-wrap:wrap;}
  .article-aside .side-card{flex:1 1 260px;}
}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
@media(min-width:1024px){.section{padding:80px 0;}}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:28px;
}
.section-head h2{
  font-size:clamp(22px,3vw,30px);
  font-weight:700;line-height:1.3;
}
.section-head p{margin-top:8px;font-size:14px;color:var(--ink-600);}
.section-more{
  font-size:14px;color:var(--brand-600);font-weight:600;white-space:nowrap;
}
.section-more:hover{text-decoration:underline;text-underline-offset:3px;}

/* ============ 推荐卡片 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(1,minmax(0,1fr));
  gap:24px;
}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(53,196,168,.35);
  box-shadow:var(--sh-2);
  color:var(--ink-900);
}
.card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(115deg,rgba(14,159,138,.18),rgba(255,122,89,.2));
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .card-cat{
  position:absolute;left:14px;bottom:14px;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.9);
  color:var(--brand-600);font-size:12px;font-weight:600;
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{
  font-size:17px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:14px;color:var(--ink-600);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-400);
}
.card-foot .read{color:var(--brand-600);font-weight:600;}

/* ============ FAQ ============ */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-1);
  margin-bottom:14px;
  overflow:hidden;
  position:relative;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:rgba(53,196,168,.4);box-shadow:var(--sh-2);}
.faq-item.open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--brand-grad);
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;cursor:pointer;
  padding:18px 22px;
  font-size:16px;font-weight:600;color:var(--ink-900);
  text-align:left;
}
.faq-arrow{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--brand-600);font-size:12px;
  transition:transform .24s var(--ease);
}
.faq-item.open .faq-arrow{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .24s var(--ease);
}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--ink-600);line-height:1.85;}

/* ============ 底部操作 ============ */
.post-nav{
  display:flex;flex-wrap:wrap;gap:14px 18px;align-items:center;justify-content:space-between;
  margin-top:34px;padding-top:24px;border-top:1px solid var(--line);
}
.post-nav .link-line{font-size:14px;color:var(--ink-600);}
.post-nav .link-line:hover{color:var(--brand-600);}

/* ============ CTA 通栏 ============ */
.cta-band{
  border-radius:var(--r-xl);
  background:linear-gradient(115deg,#10201D 0%,#0E9F8A 100%);
  color:#fff;
  padding:40px 28px;
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  box-shadow:var(--sh-3);
}
@media(min-width:768px){.cta-band{padding:52px 48px;}}
.cta-band h2{font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.3;color:#fff;}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.82);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-light{
  background:#fff;color:var(--brand-600);font-weight:700;
}
.btn-light:hover{transform:translateY(-1px);box-shadow:var(--sh-2);color:var(--brand-600);}
.btn-outline-light{
  background:transparent;border-color:rgba(255,255,255,.5);color:#fff;
}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:64px;
  background:linear-gradient(135deg,#10201D 0%,#123B33 55%,#0E9F8A 100%);
  color:rgba(255,255,255,.78);
  padding:56px 0 28px;
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:var(--brand-grad);
}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:34px;
}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;}}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-strong{color:#7FE3CE;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col ul li a:hover{color:#7FE3CE;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.footer-contact span{color:rgba(255,255,255,.55);}
.footer-contact a{color:#7FE3CE;}
.footer-bottom{
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
@media(max-width:640px){
  .article-shell{padding:22px 18px 26px;}
  .cta-band{border-radius:var(--r-lg);}
  .section{padding:44px 0;}
}

/* roulang page: category1 */
:root{
  --brand-600:#0E9F8A;
  --brand-500:#35C4A8;
  --accent-500:#FF7A59;
  --accent-300:#FFD9C9;
  --brand-grad:linear-gradient(115deg,#0E9F8A 0%,#35C4A8 46%,#FF7A59 100%);
  --ink-900:#17211F;
  --ink-600:#4A5A57;
  --ink-400:#8A9794;
  --bg:#F7F8F6;
  --card:#FFFFFF;
  --line:#E6EAE7;
  --tint:#EEF6F3;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 1px 2px rgba(23,33,31,.05);
  --sh-2:0 8px 24px rgba(23,33,31,.08);
  --sh-3:0 24px 48px rgba(14,159,138,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color 220ms var(--ease)}
a:hover{color:var(--brand-600)}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.container-max{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container-max{padding:0 32px}}
@media(min-width:1280px){.container-max{padding:0}}

/* ---------- 顶部快讯条 ---------- */
.topbar{background:linear-gradient(90deg,rgba(14,159,138,.12),rgba(255,122,89,.12));border-bottom:1px solid var(--line);font-size:14px}
.topbar-inner{display:flex;align-items:center;gap:16px;min-height:48px;flex-wrap:wrap}
.status-pill{display:inline-flex;align-items:center;gap:8px;padding:4px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:600;font-size:13px;color:var(--brand-600);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;background:var(--brand-500);animation:pulse 1.9s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(53,196,168,.5)}
  70%{box-shadow:0 0 0 10px rgba(53,196,168,0)}
  100%{box-shadow:0 0 0 0 rgba(53,196,168,0)}
}
.topbar-text{color:var(--ink-600);font-variant-numeric:tabular-nums}
.topbar-link{margin-left:auto;color:var(--brand-600);font-weight:600;font-size:13px;white-space:nowrap}
@media(max-width:767px){.topbar-text{display:none}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.93);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow 220ms var(--ease)}
.site-header.scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{flex:none}
.logo-text{font-size:18px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.logo-strong{color:var(--brand-600)}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--ink-600);padding:6px 0;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:3px;border-radius:3px;background:var(--brand-grad);transform:translateX(-50%);transition:width 220ms var(--ease)}
.nav-link:hover{color:var(--brand-600)}
.nav-link:hover::after,.nav-link.active::after{width:20px}
.nav-link.active{color:var(--ink-900);font-weight:600}
.header-cta{margin-left:4px}
.menu-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:#fff;cursor:pointer;margin-left:auto;transition:all 220ms var(--ease)}
.menu-toggle:hover{border-color:rgba(53,196,168,.5);color:var(--brand-600)}
@media(max-width:1023px){
  .nav-links,.header-cta{display:none}
  .menu-toggle{display:inline-flex}
}
@media(max-width:639px){
  .header-inner{height:60px}
  .logo-text{font-size:16px}
}

/* ---------- 移动端抽屉 ---------- */
.mobile-drawer{position:fixed;inset:0;z-index:90;background:#fff;display:flex;flex-direction:column;padding:20px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity 240ms var(--ease),transform 240ms var(--ease),visibility 240ms var(--ease)}
.mobile-drawer.open{opacity:1;visibility:visible;transform:none}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.drawer-nav{padding:18px 4px;display:flex;flex-direction:column}
.drawer-nav a{padding:16px 4px;font-size:17px;font-weight:600;border-bottom:1px solid var(--line);color:var(--ink-900)}
.drawer-nav a.active{color:var(--brand-600)}
.drawer-foot{margin-top:auto;padding-top:20px}
.drawer-foot .btn{width:100%}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),background-position 240ms var(--ease),border-color 220ms var(--ease),color 220ms var(--ease);white-space:nowrap}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand-grad);background-size:220% 100%;background-position:0% 50%;color:#fff;box-shadow:0 10px 24px rgba(14,159,138,.24)}
.btn-primary:hover{color:#fff;transform:translateY(-1px);background-position:100% 50%;box-shadow:0 14px 30px rgba(14,159,138,.3)}
.btn-primary:active{box-shadow:0 6px 14px rgba(14,159,138,.22)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:rgba(53,196,168,.5);color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-light{background:#fff;color:var(--brand-600);box-shadow:0 10px 24px rgba(0,0,0,.16)}
.btn-light:hover{color:var(--brand-600);transform:translateY(-1px);box-shadow:0 16px 32px rgba(0,0,0,.22)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-outline-light:hover{color:#fff;border-color:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:16px}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.section-tint{background:var(--tint)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-600);background:rgba(14,159,138,.1);border:1px solid rgba(14,159,138,.22);padding:4px 12px;border-radius:999px}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-top:14px}
.section-head p{margin-top:12px;color:var(--ink-600)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- 分类页小 Hero ---------- */
.page-hero{position:relative;background:linear-gradient(180deg,#EEF6F3 0%,#F7F8F6 100%);padding:44px 0 56px;overflow:hidden}
@media(min-width:1024px){.page-hero{padding:60px 0 76px}}
.page-hero-grid{display:grid;gap:32px;align-items:center}
@media(min-width:1024px){.page-hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
.page-hero h1{font-size:clamp(30px,4.6vw,44px);line-height:1.15;font-weight:800;letter-spacing:-.01em;margin-top:16px}
.page-hero .hero-sub{margin-top:14px;font-size:17px;color:var(--ink-600);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-points li{font-size:13px;color:var(--brand-600);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 14px;font-weight:500}
.page-hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3);transform:rotate(-1.2deg)}
.page-hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.page-hero-media figcaption{position:absolute;left:16px;bottom:16px;background:rgba(16,32,29,.72);color:#fff;font-size:12px;padding:5px 12px;border-radius:999px}

/* ---------- 左文右图 ---------- */
.split-grid{display:grid;gap:36px;align-items:center}
@media(min-width:1024px){.split-grid{grid-template-columns:1fr 1fr;gap:64px}}
.split-copy h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
.split-copy > p{margin-top:16px;color:var(--ink-600)}
.check-list{margin-top:24px}
.check-list li{position:relative;padding-left:32px;margin-bottom:14px;color:var(--ink-600);font-size:15px}
.check-list li::before{content:"";position:absolute;left:0;top:8px;width:20px;height:20px;border-radius:50%;background:rgba(14,159,138,.14)}
.check-list li::after{content:"";position:absolute;left:7px;top:12px;width:5px;height:9px;border-right:2px solid var(--brand-600);border-bottom:2px solid var(--brand-600);transform:rotate(42deg)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--sh-2)}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.badge{display:inline-flex;align-items:baseline;gap:6px;background:var(--tint);border:1px solid rgba(14,159,138,.16);border-radius:16px;padding:10px 16px;font-variant-numeric:tabular-nums}
.badge b{font-size:22px;font-weight:800;color:var(--brand-600);line-height:1}
.badge span{font-size:13px;color:var(--ink-400)}

/* ---------- 2×2 信息卡 ---------- */
.info-grid{display:grid;gap:20px}
@media(min-width:640px){.info-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.info-grid{gap:24px}}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1);transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease)}
.info-card:hover{transform:translateY(-2px);border-color:rgba(53,196,168,.45);box-shadow:var(--sh-2)}
.info-icon{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:var(--tint);color:var(--brand-600);margin-bottom:16px}
.info-card h3{font-size:20px;font-weight:600;line-height:1.4}
.info-card p{margin-top:8px;color:var(--ink-600);font-size:15px}
.metric{margin-top:18px;display:flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums}
.metric b{font-size:28px;font-weight:800;color:var(--brand-600);line-height:1}
.metric span{font-size:13px;color:var(--ink-400)}

/* ---------- 信息更新 ---------- */
.news-grid{display:grid;gap:32px;align-items:center}
@media(min-width:1024px){.news-grid{grid-template-columns:1fr .9fr;gap:56px}}
.update-list{margin-top:24px}
.update-list li{display:flex;gap:16px;padding:16px 0;border-bottom:1px dashed var(--line)}
.update-list li:last-child{border-bottom:0}
.update-list time{color:var(--ink-400);font-size:13px;white-space:nowrap;font-variant-numeric:tabular-nums;padding-top:3px}
.update-list strong{display:block;font-size:15px;font-weight:600}
.update-list em{font-style:normal;font-size:14px;color:var(--ink-600)}
.news-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--sh-2)}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;margin-bottom:14px;overflow:hidden;transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease)}
.faq-item:hover{border-color:rgba(53,196,168,.4)}
.faq-item.open{border-color:rgba(53,196,168,.45);box-shadow:var(--sh-2)}
.faq-item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--brand-grad);opacity:0;transition:opacity 240ms var(--ease)}
.faq-item.open::before{opacity:1}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;cursor:pointer;color:var(--ink-900)}
.faq-q .arrow{flex:none;transition:transform 240ms var(--ease);color:var(--brand-600)}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease)}
.faq-a p{padding:0 24px 20px;color:var(--ink-600);font-size:15px}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:linear-gradient(125deg,#10201D 0%,#134F46 58%,#0E9F8A 128%);border-radius:var(--r-xl);padding:44px 28px;color:#fff;display:grid;gap:28px;align-items:center;box-shadow:var(--sh-3)}
@media(min-width:900px){.cta-band{grid-template-columns:1.2fr .8fr;padding:56px 48px}}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.01em}
.cta-band p{color:rgba(255,255,255,.78);margin-top:12px;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media(min-width:900px){.cta-actions{justify-content:flex-end}}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-tags li{font-size:13px;color:#fff;border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:5px 14px}

/* ---------- 底部双按钮 ---------- */
.dual-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;padding:0 0 8px}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:linear-gradient(180deg,#10201D 0%,#0B1715 100%);color:#D8E3E0;margin-top:64px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--brand-grad)}
.footer-grid{display:grid;gap:32px;padding:56px 0 36px}
@media(min-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:72px 0 44px}}
.footer-brand .logo-text{font-size:17px;color:#fff}
.footer-brand .logo-strong{color:#7FE3CE}
.footer-brand p{margin-top:14px;color:rgba(216,227,224,.72);font-size:14px;max-width:340px}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(216,227,224,.78);font-size:14px}
.footer-col a:hover{color:#7FE3CE}
.footer-contact li{display:flex;gap:6px;font-size:14px;color:rgba(216,227,224,.78);margin-bottom:10px}
.footer-contact a{color:#7FE3CE}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0 28px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px;color:rgba(216,227,224,.55)}
@media(max-width:639px){
  .faq-q{font-size:15px;padding:18px 20px}
  .faq-a p{padding:0 20px 18px}
  .cta-band{padding:36px 22px}
  .dual-actions .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --brand-600:#0E9F8A;
  --brand-500:#35C4A8;
  --accent-500:#FF7A59;
  --accent-300:#FFD9C9;
  --brand-grad:linear-gradient(115deg,#0E9F8A 0%,#35C4A8 46%,#FF7A59 100%);
  --ink-900:#17211F;
  --ink-600:#4A5A57;
  --ink-400:#8A9794;
  --bg:#F7F8F6;
  --card:#FFFFFF;
  --line:#E6EAE7;
  --tint:#EEF6F3;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 1px 2px rgba(23,33,31,.05);
  --sh-2:0 8px 24px rgba(23,33,31,.08);
  --sh-3:0 24px 48px rgba(14,159,138,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-900);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink-900);text-decoration:none;transition:color 220ms var(--ease),text-decoration-color 220ms var(--ease);}
a:hover{color:var(--brand-600);}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-0.01em;font-style:normal;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;}
.container-max{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container-max{padding-left:32px;padding-right:32px;}}
@media (min-width:1280px){.container-max{padding-left:32px;padding-right:32px;}}
.num{font-variant-numeric:tabular-nums;}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow 240ms var(--ease),background 240ms var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,255,255,.96);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px;}
.logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-0.01em;}
.logo-text{color:var(--ink-900);white-space:nowrap;}
.logo-strong{color:var(--brand-600);}
.logo-mark{flex:none;}
.nav-links{display:none;align-items:center;gap:28px;}
@media (min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:0;height:3px;border-radius:999px;
  background:var(--brand-grad);transform:translateX(-50%);
  transition:width 220ms var(--ease);
}
.nav-link:hover{color:var(--brand-600);}
.nav-link:hover::after{width:20px;}
.nav-link.active{color:var(--ink-900);font-weight:700;}
.nav-link.active::after{width:20px;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-size:15px;font-weight:600;line-height:1;
  padding:12px 22px;border:1px solid transparent;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),background-position 240ms ease,border-color 220ms var(--ease),color 220ms var(--ease);
}
.btn-primary{
  color:#fff;background-image:var(--brand-grad);background-size:180% 100%;background-position:0% 50%;
  box-shadow:var(--sh-2);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-3);background-position:100% 50%;color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{
  color:var(--ink-900);background:#fff;border-color:var(--line);
}
.btn-ghost:hover{border-color:rgba(53,196,168,.5);color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-sm{padding:10px 18px;font-size:14px;}
.nav-cta{display:none;}
@media (min-width:1024px){.nav-cta{display:inline-flex;}}
.burger{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-900);
}
.burger:hover{border-color:rgba(53,196,168,.5);color:var(--brand-600);}
@media (min-width:1024px){.burger{display:none;}}
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;
  transform:translateY(-8px);opacity:0;visibility:hidden;
  transition:opacity 220ms var(--ease),transform 220ms var(--ease),visibility 220ms;
  overflow-y:auto;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-inner{padding:24px 20px 40px;max-width:560px;margin:0 auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:60px;margin-bottom:12px;}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:20px;line-height:1;color:var(--ink-600);}
.drawer-list li{border-bottom:1px solid var(--line);}
.drawer-list a{display:block;padding:16px 4px;font-size:16px;font-weight:600;}
.drawer-list a.active{color:var(--brand-600);}
.drawer-cta{margin-top:24px;display:flex;flex-direction:column;gap:12px;}

/* ============ hero ============ */
.hero{position:relative;padding:40px 0 48px;overflow:hidden;}
@media (min-width:1024px){.hero{padding:52px 0 64px;}}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(900px 400px at 12% -10%,rgba(53,196,168,.16),transparent 62%),
    radial-gradient(700px 360px at 92% 0%,rgba(255,122,89,.13),transparent 60%);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:28px;align-items:center;}
@media (min-width:1024px){.hero-inner{grid-template-columns:6fr 6fr;gap:40px;}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:16px;}
.crumb a{color:var(--ink-400);}
.crumb a:hover{color:var(--brand-600);}
.crumb span.sep{opacity:.6;}
.hero h1{
  font-size:clamp(30px,4.4vw,46px);line-height:1.15;font-weight:800;
}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-600);max-width:560px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--tint);color:var(--brand-600);border:1px solid rgba(53,196,168,.18);
}
.pill-accent{background:var(--accent-300);color:#B8431F;border-color:rgba(255,122,89,.22);}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-media{position:relative;}
.hero-media .frame{
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3);
  transform:rotate(-1.5deg);
  border:1px solid rgba(255,255,255,.7);
  background:var(--tint);
}
.hero-media img{width:100%;height:260px;object-fit:cover;}
@media (min-width:768px){.hero-media img{height:320px;}}
@media (min-width:1024px){.hero-media img{height:360px;}}
.hero-media .badge-float{
  position:absolute;left:16px;bottom:-14px;background:#fff;border-radius:var(--r-md);
  box-shadow:var(--sh-2);border:1px solid var(--line);
  padding:12px 18px;display:flex;align-items:center;gap:12px;
}
.hero-media .badge-float .dot{
  width:10px;height:10px;border-radius:50%;background:var(--accent-500);
  box-shadow:0 0 0 6px rgba(255,122,89,.16);animation:pulse 1.8s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.45;}}
.hero-media .badge-float small{display:block;font-size:12px;color:var(--ink-400);line-height:1.4;}
.hero-media .badge-float strong{font-size:15px;color:var(--ink-900);}

/* ============ sections ============ */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:84px 0;}}
.section-head{max-width:720px;margin-bottom:32px;}
.section-head h2{font-size:clamp(24px,3.4vw,34px);line-height:1.25;font-weight:700;}
.section-head p{margin-top:12px;color:var(--ink-600);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand-600);letter-spacing:.02em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--brand-grad);}

/* stats */
.stats-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
@media (min-width:768px){.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),transform 220ms var(--ease);
}
.stat-card:hover{border-color:rgba(53,196,168,.35);box-shadow:var(--sh-2);transform:translateY(-2px);}
.stat-value{font-size:clamp(26px,3vw,34px);font-weight:800;color:var(--brand-600);line-height:1.1;}
.stat-value .unit{font-size:15px;font-weight:700;margin-left:2px;}
.stat-label{margin-top:8px;font-size:14px;font-weight:600;color:var(--ink-900);}
.stat-note{margin-top:6px;font-size:12.5px;color:var(--ink-400);line-height:1.6;}

/* timeline */
.timeline{position:relative;max-width:900px;margin:0 auto;}
.timeline::before{
  content:"";position:absolute;left:26px;top:8px;bottom:24px;width:2px;
  background:var(--brand-grad);opacity:.35;border-radius:999px;
}
.tl-item{position:relative;padding-left:78px;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:0;top:0;width:54px;height:54px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;color:var(--brand-600);
  transition:color 240ms var(--ease),border-color 240ms var(--ease),box-shadow 240ms var(--ease),background 240ms var(--ease);
}
.tl-item:hover .tl-dot{background-image:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:var(--sh-3);}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),transform 220ms var(--ease);
}
.tl-item:hover .tl-card{border-color:rgba(53,196,168,.35);box-shadow:var(--sh-2);transform:translateY(-2px);}
.tl-card h3{font-size:18px;font-weight:700;}
.tl-card p{margin-top:8px;font-size:14.5px;color:var(--ink-600);}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:var(--tint);color:var(--brand-600);
}
.tag-warm{background:var(--accent-300);color:#B8431F;}

/* dimension two-column */
.split{display:grid;grid-template-columns:1fr;gap:28px;align-items:center;}
@media (min-width:1024px){.split{grid-template-columns:6fr 6fr;gap:48px;}}
.split-media{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line);}
.split-media img{width:100%;height:280px;object-fit:cover;}
@media (min-width:1024px){.split-media img{height:400px;}}
.dim-list{margin-top:22px;display:grid;gap:14px;}
.dim-list li{
  display:flex;gap:14px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:16px 18px;box-shadow:var(--sh-1);
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.dim-list li:hover{border-color:rgba(53,196,168,.35);box-shadow:var(--sh-2);}
.dim-icon{
  flex:none;width:38px;height:38px;border-radius:12px;background:var(--tint);
  display:flex;align-items:center;justify-content:center;color:var(--brand-600);font-weight:800;font-size:15px;
}
.dim-list h3{font-size:16px;font-weight:700;}
.dim-list p{font-size:14px;color:var(--ink-600);margin-top:4px;}

/* tips */
.tips-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:768px){.tips-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}}
.tip-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease),transform 220ms var(--ease);
}
.tip-card:hover{border-color:rgba(53,196,168,.35);box-shadow:var(--sh-2);transform:translateY(-2px);}
.tip-card .tip-no{font-size:13px;font-weight:800;color:var(--accent-500);letter-spacing:.06em;}
.tip-card h3{margin-top:10px;font-size:17px;font-weight:700;}
.tip-card p{margin-top:8px;font-size:14.5px;color:var(--ink-600);}

/* FAQ */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
  position:relative;
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:999px;
  background:var(--brand-grad);opacity:0;transition:opacity 220ms var(--ease);
}
.faq-item.is-open{border-color:rgba(53,196,168,.35);box-shadow:var(--sh-2);}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;background:none;border:0;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink-900);
}
.faq-q:hover{color:var(--brand-600);}
.faq-arrow{
  flex:none;width:26px;height:26px;border-radius:50%;background:var(--tint);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform 240ms var(--ease),background 240ms var(--ease);
}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);background:var(--accent-300);color:#B8431F;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 240ms var(--ease);
}
.faq-a-inner{padding:0 22px 20px;font-size:14.5px;color:var(--ink-600);}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:linear-gradient(120deg,#10201D 0%,#16403A 52%,#1B7C6C 100%);
  padding:44px 28px;color:#fff;
  box-shadow:var(--sh-3);
}
@media (min-width:768px){.cta-band{padding:56px 48px;}}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,196,168,.35),transparent 65%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:24px;align-items:center;}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.4fr 1fr;gap:40px;}}
.cta-band h2{font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.3;}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.78);font-size:15px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-light{background:#fff;color:var(--ink-900);}
.btn-light:hover{color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-outline-light{border-color:rgba(255,255,255,.45);color:#fff;background:transparent;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.cta-stats{display:flex;flex-wrap:wrap;gap:20px;}
.cta-stats .item small{display:block;font-size:12.5px;color:rgba(255,255,255,.7);}
.cta-stats .item strong{font-size:24px;font-weight:800;color:#fff;}

/* back links */
.back-bar{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;
  padding:36px 0 8px;
}
@media (min-width:768px){.back-bar{padding:44px 0 12px;}}

/* footer */
.site-footer{
  margin-top:56px;
  background:linear-gradient(160deg,#10201D 0%,#123028 55%,#0E9F8A 180%);
  color:rgba(255,255,255,.82);
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;background:var(--brand-grad);
}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding:48px 0 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 1.2fr;gap:40px;padding:64px 0 40px;}}
.site-footer .logo{color:#fff;}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-strong{color:#7FE3CE;}
.footer-brand p{margin-top:14px;font-size:14px;color:rgba(255,255,255,.7);max-width:340px;line-height:1.8;}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{color:rgba(255,255,255,.74);font-size:14px;}
.footer-col a:hover{color:#7FE3CE;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.74);display:flex;gap:8px;flex-wrap:wrap;}
.footer-contact li span:first-child{color:rgba(255,255,255,.5);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* roulang page: category3 */
:root{
    --brand-600:#0E9F8A;
    --brand-500:#35C4A8;
    --accent-500:#FF7A59;
    --accent-300:#FFD9C9;
    --brand-grad:linear-gradient(115deg,#0E9F8A 0%,#35C4A8 46%,#FF7A59 100%);
    --ink-900:#17211F;
    --ink-600:#4A5A57;
    --ink-400:#8A9794;
    --bg:#F7F8F6;
    --card:#FFFFFF;
    --line:#E6EAE7;
    --tint:#EEF6F3;
    --r-sm:10px;
    --r-md:16px;
    --r-lg:24px;
    --r-xl:32px;
    --sh-1:0 1px 2px rgba(23,33,31,.05);
    --sh-2:0 8px 24px rgba(23,33,31,.08);
    --sh-3:0 24px 48px rgba(14,159,138,.16);
    --ease:cubic-bezier(.2,.7,.3,1);
    --sp-section:64px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink-900);
    font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none}
  a{color:var(--ink-900);text-decoration:none;transition:color .24s var(--ease)}
  a:hover{color:var(--brand-600)}
  a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
    outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;
  }
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-style:normal}
  h1{font-size:clamp(30px,5vw,56px);line-height:1.15;font-weight:800}
  h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:700}
  h3{font-size:20px;line-height:1.4;font-weight:600}
  p{margin:0}
  .num{font-variant-numeric:tabular-nums}
  .container-max{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
  .section{padding:var(--sp-section) 0}
  .section-head{max-width:760px;margin-bottom:36px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--brand-600);
    background:var(--tint);border-radius:999px;padding:6px 14px;margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-grad)}
  .section-head p{margin-top:14px;color:var(--ink-600);font-size:16px}
  .grad-text{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}

  /* ---------- header / nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .24s var(--ease),background .24s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:var(--sh-1)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
  .logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink-900)}
  .logo:hover{color:var(--ink-900)}
  .logo-mark{flex:0 0 auto}
  .logo-text{letter-spacing:-.02em}
  .logo-strong{color:var(--brand-600)}
  .nav-links{display:flex;align-items:center;gap:28px}
  .nav-link{
    position:relative;font-size:15px;color:var(--ink-600);padding:6px 0;white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:-2px;height:3px;width:0;
    border-radius:3px;background:var(--brand-grad);
    transform:translateX(-50%);transition:width .24s var(--ease);
  }
  .nav-link:hover{color:var(--brand-600)}
  .nav-link.active{color:var(--ink-900);font-weight:600}
  .nav-link.active::after,.nav-link:hover::after{width:20px}
  .nav-cta{
    display:inline-flex;align-items:center;justify-content:center;
    height:38px;padding:0 18px;border-radius:999px;
    font-size:14px;font-weight:600;color:#fff;
    background:var(--brand-grad);background-size:180% 100%;background-position:0% 50%;
    box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .24s var(--ease);
  }
  .nav-cta:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);background-position:100% 50%}
  .nav-toggle{
    display:none;align-items:center;justify-content:center;
    width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
    background:#fff;color:var(--ink-900);cursor:pointer;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
  }
  .nav-toggle span::before{top:-6px}
  .nav-toggle span::after{top:6px}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;text-align:center;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
  }
  .btn-primary{
    color:#fff;background:var(--brand-grad);background-size:180% 100%;background-position:0% 50%;
    box-shadow:var(--sh-2);
  }
  .btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:var(--sh-3);background-position:100% 50%}
  .btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
  .btn-ghost{
    color:var(--ink-900);background:#fff;border-color:var(--line);box-shadow:var(--sh-1);
  }
  .btn-ghost:hover{color:var(--brand-600);border-color:rgba(53,196,168,.5);transform:translateY(-1px);box-shadow:var(--sh-2)}
  .btn-light{color:var(--brand-600);background:#fff;border-color:transparent;box-shadow:var(--sh-2)}
  .btn-light:hover{color:var(--brand-600);transform:translateY(-1px);box-shadow:var(--sh-3)}
  .btn-outline-light{color:#EAF7F4;background:transparent;border-color:rgba(255,255,255,.45)}
  .btn-outline-light:hover{color:#fff;border-color:#fff;transform:translateY(-1px)}
  .text-link{
    display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-600);
  }
  .text-link span{transition:transform .24s var(--ease)}
  .text-link:hover span{transform:translateX(4px)}

  /* ---------- tags / badges ---------- */
  .tag{
    display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;color:var(--brand-600);background:var(--tint);
  }
  .tag-accent{color:#B7401F;background:var(--accent-300)}
  .stat-badges{display:flex;flex-wrap:wrap;gap:14px}
  .stat-badge{
    flex:1 1 180px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    padding:20px 22px;box-shadow:var(--sh-1);transition:border-color .24s var(--ease),box-shadow .24s var(--ease),transform .24s var(--ease);
  }
  .stat-badge:hover{border-color:rgba(53,196,168,.4);box-shadow:var(--sh-2);transform:translateY(-2px)}
  .stat-value{font-size:30px;font-weight:800;line-height:1.1;color:var(--brand-600);font-variant-numeric:tabular-nums}
  .stat-value .unit{font-size:15px;font-weight:600;margin-left:2px}
  .stat-label{margin-top:8px;font-size:13.5px;color:var(--ink-600)}

  /* ---------- breadcrumb ---------- */
  .crumb{font-size:13.5px;color:var(--ink-400);margin-bottom:18px}
  .crumb a{color:var(--ink-400)}
  .crumb a:hover{color:var(--brand-600)}
  .crumb span.sep{margin:0 8px;color:var(--line)}

  /* ---------- hero（分类页小 Hero） ---------- */
  .cat-hero{
    position:relative;overflow:hidden;padding:44px 0 48px;
    background:
      radial-gradient(900px 320px at 88% -10%,rgba(53,196,168,.16),transparent 65%),
      radial-gradient(700px 280px at 0% 110%,rgba(255,122,89,.12),transparent 60%),
      var(--bg);
  }
  .cat-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
  .cat-hero h1{max-width:640px}
  .cat-hero p.lead{margin-top:16px;font-size:17px;color:var(--ink-600);max-width:560px}
  .cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
  .hero-media{
    position:relative;border-radius:var(--r-xl);overflow:hidden;background:var(--tint);
    box-shadow:var(--sh-3);border:1px solid var(--line);transform:rotate(-1.2deg);
  }
  .hero-media img{width:100%;height:268px;object-fit:cover}
  .hero-media .media-caption{
    position:absolute;left:18px;bottom:18px;display:inline-flex;align-items:center;gap:8px;
    background:rgba(255,255,255,.9);border-radius:999px;padding:8px 16px;font-size:13px;font-weight:600;color:var(--ink-900);
  }

  /* ---------- flow rows（图文交替宽幅条目） ---------- */
  .flow-list{display:flex;flex-direction:column;gap:32px}
  .flow-row{
    display:grid;grid-template-columns:1fr 1fr;gap:0;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
    overflow:hidden;box-shadow:var(--sh-1);
    transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
  }
  .flow-row:hover{border-color:rgba(53,196,168,.4);box-shadow:var(--sh-2)}
  .flow-media{position:relative;overflow:hidden;background:var(--tint);min-height:280px}
  .flow-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
  .flow-row:hover .flow-media img{transform:scale(1.04)}
  .flow-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(23,33,31,0) 40%,rgba(16,32,29,.42) 100%);
  }
  .flow-media .media-tag{
    position:absolute;left:18px;bottom:18px;z-index:2;
    background:rgba(255,255,255,.92);color:var(--brand-600);
    border-radius:999px;padding:7px 14px;font-size:12.5px;font-weight:600;
  }
  .flow-body{padding:38px 40px;display:flex;flex-direction:column;justify-content:center;gap:14px}
  .flow-body h3{font-size:clamp(19px,2vw,23px);font-weight:700;line-height:1.45}
  .flow-body p{color:var(--ink-600);font-size:15.5px}
  .flow-row.reverse .flow-media{order:2}
  .flow-row.reverse .flow-body{order:1}
  .flow-index{
    font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--ink-400);font-variant-numeric:tabular-nums;
  }

  /* ---------- quick check cards ---------- */
  .check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .check-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:26px 24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .check-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(53,196,168,.4)}
  .check-icon{
    width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
    background:var(--tint);color:var(--brand-600);font-weight:700;
  }
  .check-card h3{font-size:17px}
  .check-card p{font-size:14px;color:var(--ink-600)}
  .check-card .mini-metric{font-size:13px;font-weight:600;color:var(--accent-500);font-variant-numeric:tabular-nums}

  /* ---------- faq ---------- */
  .faq-wrap{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
  .faq-item{
    position:relative;background:var(--card);border:1px solid var(--line);border-radius:20px;
    box-shadow:var(--sh-1);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
  }
  .faq-item:hover{border-color:rgba(53,196,168,.4);box-shadow:var(--sh-2)}
  .faq-item::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
    background:var(--brand-grad);opacity:0;transition:opacity .24s var(--ease);
  }
  .faq-item.open::before{opacity:1}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:16px;font-weight:600;color:var(--ink-900);font-family:inherit;
  }
  .faq-q .chev{
    flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--tint);
    display:flex;align-items:center;justify-content:center;color:var(--brand-600);
    transition:transform .24s var(--ease);
  }
  .faq-item.open .faq-q .chev{transform:rotate(180deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
  .faq-a-inner{padding:0 24px 22px;color:var(--ink-600);font-size:15px}

  /* ---------- cta ---------- */
  .cta-band{
    border-radius:var(--r-xl);padding:48px 44px;color:#EAF7F4;
    background:linear-gradient(115deg,#10201D 0%,#12463F 55%,#0E9F8A 100%);
    box-shadow:var(--sh-3);display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  }
  .cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,30px)}
  .cta-band p{margin-top:14px;color:rgba(234,247,244,.82);font-size:15.5px;max-width:520px}
  .cta-actions{display:flex;flexwrap:wrap;gap:14px;margin-top:26px;flex-wrap:wrap}
  .cta-panel{
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
    border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:14px;
  }
  .cta-panel ul{display:flex;flex-direction:column;gap:12px}
  .cta-panel li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(234,247,244,.9)}
  .cta-panel li .tick{
    flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.16);
    display:flex;align-items:center;justify-content:center;font-size:12px;color:#9BEDD9;margin-top:4px;
  }

  /* ---------- back row ---------- */
  .back-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;padding-top:8px}

  /* ---------- footer ---------- */
  .site-footer{
    margin-top:var(--sp-section);
    background:linear-gradient(150deg,#10201D 0%,#12332E 60%,#0E9F8A 160%);
    color:rgba(234,247,244,.78);position:relative;
  }
  .site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--brand-grad)}
  .footer-grid{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:56px 0 36px;
  }
  .footer-brand .logo{color:#fff}
  .footer-brand .logo:hover{color:#fff}
  .footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(234,247,244,.7);max-width:320px}
  .footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
  .footer-col ul{display:flex;flex-direction:column;gap:11px}
  .footer-col a{font-size:14px;color:rgba(234,247,244,.72)}
  .footer-col a:hover{color:#9BEDD9}
  .footer-contact li{font-size:14px;color:rgba(234,247,244,.72);display:flex;gap:8px}
  .footer-contact span:first-child{color:rgba(234,247,244,.5)}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:13px;color:rgba(234,247,244,.55);
  }

  /* ---------- responsive ---------- */
  @media (min-width:1024px){
    :root{--sp-section:96px}
    .container-max{padding:0 32px}
  }
  @media (min-width:1280px){
    .container-max{padding:0}
  }
  @media (max-width:1023px){
    .cat-hero-grid{grid-template-columns:1fr;gap:28px}
    .cat-hero{padding:36px 0 40px}
    .hero-media{transform:none}
    .hero-media img{height:230px}
    .check-grid{grid-template-columns:repeat(2,1fr)}
    .cta-band{grid-template-columns:1fr;padding:36px 28px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 28px}
    .footer-brand{grid-column:1/-1}
    .footer-brand p{max-width:none}
    .flow-body{padding:30px 28px}
  }
  @media (max-width:900px){
    .nav-toggle{display:inline-flex}
    .nav-links{
      position:fixed;inset:68px 0 0 0;background:#fff;
      flex-direction:column;align-items:stretch;gap:0;
      padding:18px 20px 32px;transform:translateY(-8px);
      opacity:0;pointer-events:none;transition:opacity .24s var(--ease),transform .24s var(--ease);
      overflow-y:auto;border-top:1px solid var(--line);
    }
    body.nav-open .nav-links{opacity:1;transform:translateY(0);pointer-events:auto}
    .nav-link{padding:16px 4px;font-size:16px;border-bottom:1px solid var(--line)}
    .nav-link::after{display:none}
    .nav-link.active{color:var(--brand-600)}
    .nav-cta{margin-top:20px;height:44px;width:100%}
  }
  @media (max-width:767px){
    .flow-row{grid-template-columns:1fr}
    .flow-row.reverse .flow-media{order:0}
    .flow-row.reverse .flow-body{order:0}
    .flow-media{min-height:200px}
    .flow-media img{height:210px}
    .flow-body{padding:26px 22px}
    .check-grid{grid-template-columns:1fr}
    .faq-wrap{max-width:none}
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column}
  }
  @media (max-width:520px){
    .cat-hero h1{font-size:28px}
    .cat-hero p.lead{font-size:15.5px}
    .btn{width:100%;padding:0 18px}
    .cat-hero-actions{flex-direction:column;align-items:stretch}
    .hero-media img{height:196px}
    .stat-value{font-size:26px}
    .cta-band{padding:30px 20px}
  }