/* roulang page: index */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --sh-sm:0 2px 8px rgba(11,43,38,.06);
  --sh-md:0 10px 28px rgba(11,43,38,.10);
  --sh-lg:0 20px 48px rgba(11,43,38,.14);
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700}
p{margin:0 0 14px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1280px}}
.sec{padding:var(--sec) 0}
.sec-tight{padding:64px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-tag{display:inline-block;font-size:13px;font-weight:600;color:var(--brand);background:var(--brand-50);border-radius:999px;padding:5px 14px;margin-bottom:14px;letter-spacing:.4px}
.sec-title{font-size:32px;line-height:1.3;letter-spacing:-.3px;margin-bottom:12px}
.sec-sub{font-size:16px;color:var(--muted);margin:0}
.text-accent{color:var(--accent)}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  position:sticky;top:0;z-index:1040;background:var(--deep);color:#DCE9E6;
  height:44px;display:flex;align-items:center;overflow:hidden;
  transition:height .22s ease;
}
body.nav-compact .topbar{height:36px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.topbar-badge{
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:700;
  border-radius:999px;padding:3px 12px;white-space:nowrap;
}
.topbar-text{font-size:13px;color:#9FBCB6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cd{display:flex;align-items:center;gap:10px}
.cd-cell{display:flex;align-items:baseline;gap:4px}
.cd-num{font-size:17px;font-weight:700;color:var(--highlight);font-variant-numeric:tabular-nums;letter-spacing:.5px}
.cd-unit{font-size:11px;color:#8FA9A4}
@media (max-width:767px){
  .topbar{height:40px}
  .topbar-text{display:none}
  .cd-num{font-size:15px}
  .cd{gap:8px}
}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:44px;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease,top .22s ease}
body.nav-compact .site-header{top:36px}
.site-header.scrolled{box-shadow:var(--sh-sm)}
.nav-row{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:12px;background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-sm)}
.brand-mark svg{width:22px;height:22px;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:700;letter-spacing:-.2px}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu a{
  position:relative;display:block;padding:8px 14px;font-size:15px;color:var(--text);border-radius:8px;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:2px;height:2px;width:0;background:var(--brand);
  transform:translateX(-50%);transition:width .2s ease;border-radius:2px;
}
.nav-menu a:hover{color:var(--brand)}
.nav-menu a:hover::after{width:60%}
.nav-menu a.active{color:var(--brand);font-weight:600}
.nav-menu a.active::after{width:60%}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-status{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--brand);border:1px solid var(--brand-300);border-radius:999px;padding:4px 12px;white-space:nowrap}
.nav-status i{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
@media (max-width:991px){
  .nav-menu,.nav-status{display:none}
  .nav-toggle{display:flex}
  .nav-row{height:66px}
}
.offcanvas{border:0}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-body{padding:18px 20px 28px}
.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line)}
.drawer-link:hover{color:var(--brand)}
.drawer-link.active{color:var(--brand);font-weight:600}
.drawer-cta{margin-top:22px}

/* ---------- 按钮 ---------- */
.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:15px 28px;
  border:1.5px solid transparent;cursor:pointer;transition:all .18s ease;text-align:center;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--sh-sm)}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-brand:active{transform:translateY(1px)}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#F0682F;color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(255,122,69,.30)}
.btn-accent:active{transform:translateY(1px)}
.btn-lightline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-lightline:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);padding:72px 0 88px}
.hero-dots{
  position:absolute;inset:0;pointer-events:none;opacity:.08;
  background-image:radial-gradient(var(--brand) 1px,transparent 1px);
  background-size:18px 18px;
}
.hero-waves{position:absolute;right:-120px;top:-60px;width:640px;height:640px;opacity:.07;pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:6fr 5fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:var(--accent-soft);color:var(--accent);
  font-size:13px;font-weight:700;border-radius:999px;padding:6px 14px;margin-bottom:20px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}
.hero h1{font-size:44px;line-height:1.25;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--brand);position:relative}
.hero-lead{font-size:17px;color:var(--muted);line-height:1.8;margin-bottom:28px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px 34px;padding-top:24px;border-top:1px solid var(--line)}
.hero-stat b{display:block;font-size:24px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stat span{font-size:13px;color:var(--muted)}
.hero-visual{position:relative}
.hero-visual-bg{
  position:relative;height:440px;border-radius:24px;overflow:hidden;
  background-size:cover;background-position:center;box-shadow:var(--sh-lg);
}
.hero-visual-bg::after{content:"";position:absolute;inset:0;background:rgba(14,124,107,.08)}
.hero-card{
  position:absolute;right:-8px;bottom:-32px;width:276px;background:#fff;border-radius:var(--r-card);
  padding:14px;box-shadow:var(--sh-lg);border:1px solid var(--line);
}
.hero-card img{width:100%;height:150px;object-fit:cover;border-radius:var(--r-img)}
.hero-card-meta{padding:12px 4px 2px}
.hero-card-meta b{display:block;font-size:15px;margin-bottom:4px}
.hero-card-meta span{font-size:12px;color:var(--muted)}
.hero-chip{
  position:absolute;left:-14px;top:38px;background:#fff;border-radius:999px;box-shadow:var(--sh-md);
  padding:10px 18px;font-size:13px;font-weight:600;color:var(--brand-700);border:1px solid var(--line);
}
@media (max-width:991px){
  .hero{padding:48px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:56px}
  .hero h1{font-size:34px}
  .hero-visual-bg{height:340px}
}
@media (max-width:767px){
  .hero h1{font-size:30px}
  .hero-actions .btn{width:100%}
  .hero-card{position:relative;right:auto;bottom:auto;width:100%;margin-top:16px}
  .hero-chip{left:8px;top:14px}
  .hero-visual-bg{height:250px}
}

/* ---------- 卖点错位网格 ---------- */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature.alt{background:var(--brand-50);border-color:#CFE7E0}
.feature:nth-child(2){margin-top:34px}
.feature:nth-child(4){margin-top:34px}
.feature:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--brand-300)}
.feature-num{
  font-size:15px;font-weight:700;color:var(--brand);background:#fff;border:1px solid var(--line);
  border-radius:8px;display:inline-block;padding:3px 10px;margin-bottom:18px;font-variant-numeric:tabular-nums;
}
.feature.alt .feature-num{background:#fff;border-color:#CFE7E0}
.feature h3{font-size:22px;font-weight:600;margin-bottom:10px}
.feature p{font-size:15px;color:var(--muted);line-height:1.8;margin:0}
@media (max-width:991px){.feature-grid{gap:18px}.feature{padding:26px}.feature:nth-child(2),.feature:nth-child(4){margin-top:0}}
@media (max-width:767px){.feature-grid{grid-template-columns:1fr}}

/* ---------- 亮点图墙 ---------- */
.wall{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:170px;gap:18px}
.wall-item{
  position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--brand-50);display:block;
}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.wall-item:hover img{transform:scale(1.03)}
.wall-cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 18px 14px;
  background:linear-gradient(180deg,rgba(11,43,38,0) 0%,rgba(11,43,38,.78) 100%);
  color:#fff;font-size:14px;font-weight:600;opacity:0;transform:translateY(8px);transition:all .3s ease;
}
.wall-item:hover .wall-cap{opacity:1;transform:translateY(0)}
.wall-item.w2{grid-column:span 2}
.wall-item.h2{grid-row:span 2}
@media (max-width:1199px){
  .wall{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:991px){
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}
  .wall-item.w2{grid-column:span 2}
}
@media (max-width:767px){
  .wall{grid-template-columns:1fr;grid-auto-rows:200px}
  .wall-item.w2{grid-column:span 1}
  .wall-item.h2{grid-row:span 1}
  .wall-cap{opacity:1;transform:none}
}

/* ---------- 信任数据条 ---------- */
.trust{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:44px 0}
.trust-item{text-align:center;padding:0 12px}
.trust-item b{display:block;font-size:30px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2}
.trust-item span{font-size:14px;color:var(--muted)}
@media (max-width:767px){.trust-row{grid-template-columns:repeat(2,1fr);gap:28px 16px;padding:34px 0}.trust-item b{font-size:24px}}

/* ---------- CTA + 表单 ---------- */
.cta-band{position:relative;background:var(--deep);color:#fff;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.07;
  background-image:radial-gradient(#FFFFFF 1px,transparent 1px);background-size:20px 20px;pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:88px 0}
.cta-copy h2{color:#fff;font-size:32px;line-height:1.3;margin-bottom:16px}
.cta-copy p{color:#A9C4BF;font-size:16px;line-height:1.8;max-width:480px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#CFE4E0}
.cta-points li b{color:var(--highlight);font-weight:700}
.form-card{
  position:relative;background:#fff;border-radius:20px;padding:32px;box-shadow:var(--sh-lg);
  transition:transform .3s ease;
}
.form-card:hover{transform:translateY(-6px)}
.form-badge{
  position:absolute;right:24px;top:-13px;background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:700;border-radius:999px;padding:5px 14px;
}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:22px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.form-control,.form-select{
  width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-input);
  padding:0 14px;font-size:15px;color:var(--text);background:#fff;transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;padding:12px 14px;resize:vertical;line-height:1.7}
.form-control:focus,.form-select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-50)}
.form-control.is-error{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.err-text{display:none;font-size:12px;color:var(--accent);margin-top:5px}
.err-text.show{display:block}
.form-row{margin-bottom:16px}
.form-check{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);line-height:1.7}
.form-check input{margin-top:4px;accent-color:var(--brand);width:16px;height:16px;flex:0 0 16px}
.form-note{font-size:12px;color:var(--muted);margin-top:14px;text-align:center}
.form-ok{display:none;background:var(--brand-50);color:var(--brand-700);border-radius:12px;padding:12px 14px;font-size:14px;margin-bottom:16px}
.form-ok.show{display:block}
@media (max-width:991px){
  .cta-inner{grid-template-columns:1fr;gap:36px;padding:64px 0}
  .form-card:hover{transform:none}
}
@media (max-width:767px){.cta-inner{padding:52px 0}.form-card{padding:22px}.cta-copy h2{font-size:24px}}

/* ---------- 资讯列表（CMS） ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.news-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.news-more:hover{gap:10px}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  height:100%;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--brand-300)}
.news-thumb{display:block;position:relative;background:var(--brand-50)}
.news-thumb img{width:100%;height:186px;object-fit:cover}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.badge-cate{
  display:inline-block;align-self:flex-start;background:var(--brand-50);color:var(--brand-700);
  font-size:12px;font-weight:600;border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.news-title{font-size:19px;font-weight:600;line-height:1.5;margin-bottom:10px}
.news-title a{color:var(--text)}
.news-card:hover .news-title a{color:var(--brand)}
.news-desc{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:18px;flex:1}
.news-foot{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(--muted)}
.news-foot .go{color:var(--brand);font-weight:600}
.empty-state{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;
}
.empty-state .ico{
  width:56px;height:56px;border-radius:50%;background:var(--brand-50);color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:22px;font-weight:700;
}
.empty-state p{color:var(--muted);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.open{border-color:var(--brand-300);box-shadow:var(--sh-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;text-align:left;padding:20px 22px;font-size:17px;font-weight:600;color:var(--text);
  cursor:pointer;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:0 4px 4px 0;
  background:var(--brand);transform:scaleY(0);transform-origin:center;transition:transform .22s ease;
}
.faq-item.open .faq-q::before{transform:scaleY(1)}
.faq-icon{
  flex:0 0 24px;width:24px;height:24px;line-height:22px;text-align:center;border-radius:50%;
  background:var(--brand-50);color:var(--brand);font-size:16px;font-weight:700;
  transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease,padding .22s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:340px;padding:0 22px 20px}
.faq-a p{font-size:15px;line-height:1.8;color:var(--muted);margin:0}
@media (max-width:767px){.faq-q{font-size:15.5px;padding:17px 18px}.faq-a{padding-left:18px;padding-right:18px}.faq-item.open .faq-a{padding:0 18px 18px}}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--deep);color:#B9CEC9;margin-top:0}
.footer-wave{display:block;width:100%;height:56px;color:var(--brand)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding:20px 0 48px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:#7F9A95}
.footer-desc{font-size:14px;line-height:1.85;color:#9BB5B0;margin:18px 0 20px;max-width:330px}
.footer-contact li{font-size:14px;color:#9BB5B0;margin-bottom:8px}
.footer-contact li b{color:#fff;font-weight:600}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:#9BB5B0}
.footer-col ul a:hover{color:#fff}
.footer-sub p{font-size:14px;color:#9BB5B0;line-height:1.8;margin-bottom:14px}
.footer-form{display:flex;gap:10px}
.footer-form input{
  flex:1;height:46px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;
}
.footer-form input::placeholder{color:#7C9792}
.footer-form input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 3px rgba(111,191,175,.18)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7F9A95;
}
.footer-bottom a{color:#9BB5B0}
.footer-bottom a:hover{color:#fff}
@media (max-width:991px){.footer-top{grid-template-columns:1fr 1fr;gap:34px}}
@media (max-width:575px){.footer-top{grid-template-columns:1fr;gap:30px}.footer-form{flex-direction:column}.footer-form .btn{width:100%}}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-md);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;z-index:1050;cursor:pointer;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-700);transform:translateY(-3px)}
@media (max-width:767px){.to-top{right:16px;bottom:16px;width:44px;height:44px}}

@media (max-width:991px){:root{--sec:64px}}
@media (max-width:767px){:root{--sec:48px}.sec-title{font-size:24px}.sec-head{margin-bottom:30px}}

/* roulang page: article */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --radius-tag:8px;
  --shadow-sm:0 2px 8px rgba(11,43,38,.06);
  --shadow-md:0 10px 28px rgba(11,43,38,.10);
  --shadow-lg:0 20px 48px rgba(11,43,38,.14);
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 顶部倒计时条 ============ */
.topbar{
  position:sticky;top:0;z-index:1050;
  background:var(--deep);
  color:#fff;
  transition:height .2s ease,background .2s ease;
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:44px;padding-top:6px;padding-bottom:6px;
}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-text{font-size:13px;color:rgba(255,255,255,.78);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.cd-label{font-size:13px;color:rgba(255,255,255,.72);white-space:nowrap;}
.cd{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums;}
.cd-cell{display:flex;align-items:baseline;gap:2px;background:rgba(255,255,255,.08);border-radius:8px;padding:2px 8px;}
.cd-cell b{font-size:16px;font-weight:700;color:var(--highlight);line-height:1.2;}
.cd-cell i{font-size:11px;font-style:normal;color:rgba(255,255,255,.6);}
.topbar.is-mini .topbar-text{display:none;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:44px;z-index:1040;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--brand);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.3px;color:var(--text);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.4px;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;color:var(--text);
  border-radius:8px;transition:color .18s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:20%;right:20%;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after,.nav-menu a.active::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brand);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;}
.status-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  border:1px solid var(--line);font-size:12px;color:var(--muted);white-space:nowrap;
}
.status-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1.2;border:1.5px solid transparent;
  cursor:pointer;transition:all .18s ease;text-align:center;
}
.btn:active{transform:translateY(1px);}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-outline:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#F26A33;color:#fff;box-shadow:0 8px 18px rgba(255,122,69,.30);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:15px 32px;font-size:16px;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;line-height:1.5;
}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-soft);color:#D2561F;}
.badge-ghost{background:transparent;border:1px solid var(--brand-300);color:var(--brand-700);}
.badge-soft{background:var(--accent-soft);color:#D2561F;}

/* ============ 文章头部 ============ */
.article-header{
  background:var(--surface);
  padding:32px 0 40px;
  border-bottom:1px solid var(--line);
  position:relative;overflow:hidden;
}
.article-header::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(14,124,107,.10) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.article-header .container{position:relative;z-index:1;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--disabled);}
.crumb .current{color:var(--brand);font-weight:600;}
.article-header h1{
  font-size:44px;line-height:1.25;letter-spacing:-.5px;
  margin:14px 0 18px;max-width:900px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13.5px;color:var(--muted);}
.meta-row .dot-sep{width:4px;height:4px;border-radius:50%;background:var(--disabled);display:inline-block;}
.meta-row b{color:var(--brand-700);font-weight:600;}

/* ============ 文章主体布局 ============ */
.article-section{padding:56px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,800px) 220px;
  gap:48px;justify-content:center;align-items:start;
}
.article-main{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:44px 48px;box-shadow:var(--shadow-sm);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > p:first-of-type{
  background:var(--brand-50);border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;padding:18px 20px;margin-bottom:24px;
  color:#123B33;font-size:16.5px;
}
.article-body p{margin-bottom:18px;}
.article-body h2{font-size:32px;line-height:1.3;margin:32px 0 16px;}
.article-body h3{font-size:22px;font-weight:600;line-height:1.4;margin:24px 0 12px;}
.article-body h4{font-size:19px;margin:20px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;line-height:1.9;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:8px;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:12px;
  width:7px;height:7px;border-radius:50%;background:var(--brand-300);
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:8px;}
.article-body img{
  width:100%;border-radius:var(--radius-img);margin:20px 0 8px;
}
.article-body figure{margin:20px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;}
.article-body blockquote{
  background:var(--brand-50);border-left:4px solid var(--brand);
  padding:18px 22px;border-radius:0 12px 12px 0;margin:22px 0;
  color:#123B33;font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-700);text-decoration-thickness:2px;}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.article-body strong{color:#0F3A32;}

/* 空态 */
.empty-state{text-align:center;padding:26px 0 10px;}
.empty-state .empty-mark{
  width:88px;height:88px;margin:0 auto 22px;border-radius:24px;
  background:var(--brand-50);display:flex;align-items:center;justify-content:center;
}
.empty-state .empty-mark svg{width:44px;height:44px;}
.empty-state h2{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--muted);margin-bottom:24px;font-size:15px;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:132px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:15px;margin-bottom:14px;color:var(--text);}
.side-card h3::after{
  content:"";display:block;width:28px;height:3px;border-radius:3px;
  background:var(--brand);margin-top:8px;
}
.side-list li{margin-bottom:10px;font-size:14px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;}
.side-list li b{color:var(--text);font-weight:600;}
.side-links li{margin-bottom:8px;}
.side-links a{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.side-links a::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-300);flex-shrink:0;
  transition:background .18s ease;
}
.side-links a:hover{color:var(--brand);}
.side-links a:hover::before{background:var(--accent);}
.side-cta{background:var(--brand-50);border-color:var(--brand-300);}
.side-cta p{font-size:13.5px;color:var(--muted);margin-bottom:14px;}
.side-cta .btn{width:100%;}

/* ============ 相关推荐 ============ */
.related-section{padding:0 0 72px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.section-head h2{font-size:32px;line-height:1.3;}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;}
.section-head .more{font-size:14px;font-weight:600;color:var(--brand);}
.section-head .more:hover{color:var(--brand-700);}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;display:flex;flex-direction:column;height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.post-card .thumb{
  width:100%;aspect-ratio:16/9;border-radius:var(--radius-img);overflow:hidden;
  background:var(--brand-50);margin-bottom:16px;
}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.post-card:hover .thumb img{transform:scale(1.04);}
.post-card .tag{font-size:12.5px;font-weight:600;color:var(--brand-700);background:var(--brand-50);border-radius:var(--radius-pill);padding:3px 11px;align-self:flex-start;margin-bottom:12px;}
.post-card h3{font-size:18px;line-height:1.45;margin-bottom:10px;}
.post-card h3 a{color:var(--text);}
.post-card:hover h3 a{color:var(--brand);}
.post-card .excerpt{font-size:14px;color:var(--muted);line-height:1.7;margin-bottom:16px;}
.post-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);gap:10px;}
.post-card .foot .link{color:var(--brand);font-weight:600;}

/* ============ CTA 区块 ============ */
.cta-block{
  background:var(--deep);color:#fff;border-radius:var(--radius-card);
  padding:44px 48px;display:grid;grid-template-columns:1.4fr 1fr;
  gap:32px;align-items:center;position:relative;overflow:hidden;
  margin-bottom:56px;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:320px;height:320px;
  border-radius:50%;background:radial-gradient(circle,rgba(111,191,175,.28),transparent 68%);
}
.cta-block .cta-copy{position:relative;z-index:1;}
.cta-block h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:12px;}
.cta-block p{color:rgba(255,255,255,.78);font-size:15px;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}
.cta-actions .btn-outline{border-color:rgba(255,255,255,.55);color:#fff;}
.cta-actions .btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ============ 返回入口 ============ */
.back-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;padding-bottom:8px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);position:relative;margin-top:24px;}
.footer-wave{display:block;width:100%;height:44px;color:var(--brand);}
.site-footer .container{position:relative;z-index:1;padding-bottom:28px;}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;
  padding:24px 0 36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);margin-bottom:16px;}
.footer-contact li{font-size:13.5px;margin-bottom:6px;color:rgba(255,255,255,.68);}
.footer-contact b{color:#fff;font-weight:600;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-col ul a:hover{color:#fff;}
.footer-sub p{font-size:13.5px;color:rgba(255,255,255,.68);margin-bottom:12px;}
.footer-form{display:flex;gap:10px;flex-wrap:wrap;}
.footer-form input{
  flex:1 1 140px;height:44px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:14px;font-family:inherit;
}
.footer-form input::placeholder{color:rgba(255,255,255,.45);}
.footer-form input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 3px rgba(111,191,175,.22);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:20px;font-size:13px;color:rgba(255,255,255,.55);
}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;border:none;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .22s ease;z-index:1060;cursor:pointer;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-700);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap;}
  .article-side .side-card{flex:1 1 240px;}
  .article-header h1{font-size:38px;}
}
@media (max-width:991px){
  .nav-menu{
    position:fixed;top:0;right:-320px;width:300px;height:100vh;background:#fff;
    flex-direction:column;align-items:flex-start;gap:4px;padding:88px 24px 32px;
    box-shadow:var(--shadow-lg);transition:right .26s ease;z-index:1055;overflow-y:auto;
  }
  .nav-menu.open{right:0;}
  .nav-menu a{width:100%;padding:12px 8px;font-size:16px;border-bottom:1px solid var(--line);}
  .nav-menu a::after{display:none;}
  .nav-toggle{display:flex;position:relative;z-index:1060;}
  .header-actions .status-pill{display:none;}
  .article-header h1{font-size:32px;}
  .article-main{padding:32px 28px;}
  .article-body h2{font-size:26px;}
  .article-body h3{font-size:20px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cta-block{grid-template-columns:1fr;padding:32px 28px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .topbar-inner{min-height:40px;}
  .topbar-left{flex:1;}
  .topbar-text{display:none;}
  .site-header{top:40px;}
  .cd-cell{padding:2px 6px;}
  .cd-cell b{font-size:14px;}
  .cd-label{display:none;}
  .article-header{padding:24px 0 28px;}
  .article-header h1{font-size:27px;}
  .article-section{padding:36px 0 48px;}
  .article-main{padding:24px 18px;border-radius:14px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:23px;margin:26px 0 14px;}
  .article-body h3{font-size:19px;margin:20px 0 10px;}
  .article-side{flex-direction:column;}
  .section-head h2{font-size:25px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-block{margin-bottom:40px;padding:26px 20px;border-radius:14px;}
  .cta-block h2{font-size:23px;}
  .cta-actions .btn{width:100%;}
  .back-row .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .to-top{right:16px;bottom:16px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .brand-name{font-size:15px;}
  .article-header h1{font-size:24px;}
  .article-body{font-size:16px;}
  .post-card{padding:16px;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(11,43,38,.06);
  --shadow-md:0 10px 28px rgba(11,43,38,.10);
  --shadow-lg:0 20px 48px rgba(11,43,38,.14);
  --container:1200px;
  --strip-h:44px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  letter-spacing:0;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-700);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
b,strong{font-weight:700;}
h1,h2,h3,h4{margin:0;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
::selection{background:var(--brand-50);color:var(--brand-700);}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ============ 通用板块 ============ */
.section{padding-top:96px;padding-bottom:96px;}
.section-sm{padding-top:72px;padding-bottom:72px;}
.section-head{margin-bottom:44px;max-width:760px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);background:var(--brand-50);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
h1,.h1{font-size:44px;line-height:1.25;font-weight:700;letter-spacing:-.5px;}
h2,.h2{font-size:32px;line-height:1.3;font-weight:700;}
h3,.h3{font-size:22px;line-height:1.4;font-weight:600;}
.lead{font-size:17px;line-height:1.85;color:var(--muted);}
.text-muted{color:var(--muted)!important;}
.divider-wave{
  height:10px;width:96px;border-radius:999px;
  background:linear-gradient(90deg,var(--brand-300),var(--brand-50));
  margin:20px 0 0;
}
.section-head.center .divider-wave{margin-left:auto;margin-right:auto;}

/* ============ 顶部倒计时条 ============ */
.top-strip{
  position:sticky;top:0;z-index:1040;
  height:var(--strip-h);
  background:var(--deep);
  color:#fff;
  display:flex;align-items:center;
  overflow:hidden;
  transition:height .24s ease,opacity .24s ease;
}
.strip-inner{
  display:flex;align-items:center;gap:16px;width:100%;
}
.badge-pill{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;line-height:1.6;white-space:nowrap;
}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-soft);color:var(--accent);}
.badge-outline{background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff;}
.strip-text{font-size:14px;color:rgba(255,255,255,.86);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.countdown{margin-left:auto;display:flex;align-items:center;gap:8px;}
.cd-cell{
  display:flex;align-items:baseline;gap:3px;
  background:rgba(255,255,255,.08);
  border-radius:10px;padding:2px 9px;
}
.cd-cell b{
  font-size:17px;font-weight:700;color:var(--highlight);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.cd-cell span{font-size:11px;color:rgba(255,255,255,.62);}

/* 滚动后顶部条收起 */
body.is-scrolled .top-strip{height:0;opacity:0;}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:var(--strip-h);z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:top .24s ease,box-shadow .2s ease;
}
body.is-scrolled .site-header{top:0;box-shadow:var(--shadow-sm);}
.header-inner{display:flex;align-items:center;gap:28px;height:74px;transition:height .2s ease;}
body.is-scrolled .header-inner{height:66px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:linear-gradient(150deg,var(--brand),var(--brand-700));
  display:grid;place-items:center;box-shadow:var(--shadow-sm);
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-.2px;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:10px;}
.nav-menu a{
  position:relative;display:inline-block;
  font-size:15px;font-weight:500;color:var(--text);
  padding:8px 2px;
}
.nav-menu a::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:0;height:2px;background:var(--brand);
  transform:translateX(-50%);transition:width .2s ease;
}
.nav-menu a:hover,.nav-menu a.active{color:var(--brand);}
.nav-menu a:hover::after,.nav-menu a.active::after{width:60%;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.status-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:var(--brand-50);border-radius:var(--radius-pill);
  padding:6px 12px;white-space:nowrap;
}
.status-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.nav-toggle{
  display:none;border:1px solid var(--line);background:var(--surface);
  border-radius:12px;width:42px;height:42px;align-items:center;justify-content:center;
  color:var(--brand-700);cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);
  border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 28px;cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-lg{padding:15px 34px;font-size:16px;}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-cta{background:var(--accent);color:#fff;}
.btn-cta:hover{background:#F26A34;color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(255,122,69,.30);}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline-brand:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn:active{transform:translateY(1px);}
.btn-block{width:100%;}

/* ============ 卡片 ============ */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.card-body{padding:28px;}
.card-media{aspect-ratio:16/9;background:var(--brand-50);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;}
.card-title{font-size:19px;font-weight:600;line-height:1.45;}
.card-desc{font-size:15px;line-height:1.8;color:var(--muted);margin-top:10px;}
.card-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-top:16px;}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;
  min-height:260px;
  display:flex;align-items:center;
  padding:44px 0;
  overflow:hidden;
  background:var(--deep);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(11,43,38,.94) 0%,rgba(14,124,107,.80) 62%,rgba(14,124,107,.62) 100%);
}
.page-hero-dots{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.16;
}
.page-hero-inner{position:relative;z-index:2;color:#fff;max-width:820px;}
.page-hero h1{color:#fff;font-size:40px;margin-bottom:14px;}
.page-hero p{font-size:16px;line-height:1.85;color:rgba(255,255,255,.84);max-width:700px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;}
.fact-item{display:flex;flex-direction:column;}
.fact-item b{font-size:24px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;}
.fact-item span{font-size:13px;color:rgba(255,255,255,.68);}

/* 面包屑 */
.breadcrumb{
  --bs-breadcrumb-divider:'/';
  display:flex;flex-wrap:wrap;align-items:center;
  gap:2px;margin:0 0 12px;padding:0;background:transparent;
  font-size:13px;
}
.breadcrumb-item{color:rgba(255,255,255,.66);}
.breadcrumb-item+.breadcrumb-item{padding-left:10px;}
.breadcrumb-item+.breadcrumb-item::before{
  content:'/';color:rgba(255,255,255,.38);padding-right:10px;float:none;
}
.breadcrumb-item a{color:rgba(255,255,255,.8);text-decoration:none;}
.breadcrumb-item a:hover{color:#fff;}
.breadcrumb-item.active{color:var(--brand-300);}

/* ============ 图文介绍区 ============ */
.intro-grid{display:grid;grid-template-columns:6fr 5fr;gap:56px;align-items:center;}
.intro-points{margin-top:26px;display:grid;gap:14px;}
.intro-points li{display:flex;gap:12px;font-size:15px;color:var(--muted);line-height:1.8;}
.intro-points li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;border-radius:3px;
  background:var(--brand);margin-top:9px;
}
.media-stack{position:relative;}
.media-stack .main-img{
  border-radius:var(--radius-img);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;
}
.media-stack .main-img img{width:100%;height:100%;object-fit:cover;}
.media-note{
  position:absolute;left:-18px;bottom:-18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:16px 20px;
  box-shadow:var(--shadow-md);
  min-width:190px;
}
.media-note b{display:block;font-size:22px;color:var(--brand);font-variant-numeric:tabular-nums;}
.media-note span{font-size:12px;color:var(--muted);}

/* ============ 时间线 ============ */
.timeline-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:36px 32px;box-shadow:var(--shadow-sm);}
.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand-300),var(--brand-50));
}
.timeline-item{position:relative;padding-bottom:26px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-30px;top:9px;
  width:14px;height:14px;border-radius:50%;
  background:var(--surface);border:3px solid var(--brand-300);
}
.timeline-item.is-new::before{border-color:var(--accent);background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.tl-date{font-size:13px;font-weight:600;color:var(--brand-700);font-variant-numeric:tabular-nums;}
.tl-title{font-size:17px;font-weight:600;margin-top:6px;}
.tl-desc{font-size:15px;color:var(--muted);line-height:1.8;margin-top:6px;max-width:760px;}

/* ============ 更新要点卡 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}

/* ============ 数据带 ============ */
.stats-band{
  background:linear-gradient(120deg,var(--brand-50),#F7FBFA);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
}
.stat-card b{display:block;font-size:30px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-card span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--brand-300);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  background:transparent;border:0;text-align:left;
  padding:20px 24px;cursor:pointer;color:var(--text);
  font-size:17px;font-weight:600;line-height:1.5;
}
.faq-bar{width:4px;height:20px;border-radius:999px;background:transparent;transition:background .2s ease;flex:0 0 auto;}
.faq-item.open .faq-bar{background:var(--brand);}
.faq-title{flex:1;}
.faq-icon{
  flex:0 0 auto;font-size:22px;font-weight:400;color:var(--brand);
  transition:transform .22s ease;line-height:1;
}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a p{
  padding:0 24px 16px 42px;
  font-size:15px;line-height:1.8;color:var(--muted);
}

/* ============ 底部 CTA 与表单 ============ */
.cta-block{
  position:relative;
  background:var(--deep);
  color:#fff;
  border-radius:24px;
  padding:52px 48px;
  overflow:hidden;
}
.cta-block .cta-dots{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.2) 1px,transparent 1px);
  background-size:24px 24px;opacity:.12;pointer-events:none;
}
.cta-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.cta-block h2{color:#fff;font-size:30px;}
.cta-block p.cta-desc{color:rgba(255,255,255,.8);font-size:15px;line-height:1.9;margin-top:14px;}
.cta-list{margin-top:22px;display:grid;gap:12px;}
.cta-list li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.82);}
.cta-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--highlight);margin-top:9px;flex:0 0 auto;}
.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-lg);
  position:relative;
}
.form-badge{position:absolute;right:20px;top:-14px;}
.form-row{margin-bottom:16px;}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px;}
.form-control,.form-select{
  width:100%;height:48px;
  border:1px solid var(--line);
  border-radius:var(--radius-input);
  padding:0 14px;
  background:var(--surface);
  color:var(--text);
  font-size:15px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control::placeholder{color:var(--disabled);}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px var(--brand-50);
}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;}
.form-check input{width:16px;height:16px;margin-top:4px;accent-color:var(--brand);}
.form-tip{font-size:12px;color:var(--accent);margin-top:8px;display:none;}
.form-tip.show{display:block;}
.form-ok{font-size:13px;color:var(--brand-700);background:var(--brand-50);border-radius:10px;padding:10px 14px;margin-top:12px;display:none;}
.form-ok.show{display:block;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--deep);
  color:rgba(255,255,255,.78);
  margin-top:96px;
  padding-top:110px;
  padding-bottom:28px;
}
.footer-wave{
  position:absolute;top:-1px;left:0;
  width:100%;height:56px;display:block;
  color:var(--brand);
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:320px;}
.footer-contact{margin-top:16px;display:grid;gap:8px;font-size:13px;color:rgba(255,255,255,.7);}
.footer-contact b{color:#fff;font-weight:600;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col ul a:hover{color:#fff;}
.footer-sub p{font-size:13px;color:rgba(255,255,255,.66);line-height:1.8;margin-bottom:12px;}
.footer-form{display:flex;gap:8px;}
.footer-form input{
  flex:1;height:42px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:14px;
}
.footer-form input::placeholder{color:rgba(255,255,255,.42);}
.footer-form input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 3px rgba(111,191,175,.18);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:1050;
  width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;
  display:grid;place-items:center;cursor:pointer;
  box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s ease,transform .2s ease,background .18s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-700);}
.to-top svg{width:20px;height:20px;}

/* ============ 移动端抽屉 ============ */
.offcanvas.drawer{background:var(--surface);border-left:0;max-width:320px;}
.drawer .offcanvas-header{padding:20px 22px;border-bottom:1px solid var(--line);}
.drawer .offcanvas-body{padding:18px 22px 28px;}
.drawer-nav{display:grid;gap:4px;margin-bottom:20px;}
.drawer-nav a{
  display:block;padding:13px 12px;border-radius:12px;
  font-size:15px;font-weight:500;color:var(--text);
}
.drawer-nav a:hover{background:var(--brand-50);color:var(--brand-700);}
.drawer-nav a.active{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.8;margin-bottom:16px;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  h1,.h1{font-size:38px;}
  .page-hero h1{font-size:34px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .intro-grid{gap:40px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .section{padding-top:64px;padding-bottom:64px;}
  .section-sm{padding-top:52px;padding-bottom:52px;}
  h2,.h2{font-size:26px;}
  .nav-menu,.status-chip{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{gap:14px;height:66px;}
  body.is-scrolled .header-inner{height:62px;}
  .intro-grid{grid-template-columns:1fr;}
  .media-stack{margin-top:12px;}
  .media-note{left:auto;right:12px;bottom:-16px;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .cta-block{padding:40px 28px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .cd-cell b{font-size:15px;}
}
@media (max-width:767px){
  :root{--strip-h:40px;}
  .container{padding-left:16px;padding-right:16px;}
  h1,.h1{font-size:30px;}
  .page-hero{min-height:230px;padding:34px 0;}
  .page-hero h1{font-size:27px;}
  .page-hero p{font-size:15px;}
  .strip-text{display:none;}
  .cd-days{display:none;}
  .hero-facts{gap:20px;}
  .fact-item b{font-size:20px;}
  .grid-3{grid-template-columns:1fr;}
  .card-body{padding:20px;}
  .timeline-wrap{padding:24px 18px;}
  .faq-q{padding:16px 18px;font-size:16px;}
  .faq-a p{padding:0 18px 16px 36px;}
  .btn{width:100%;}
  .header-actions .btn{width:auto;}
  .footer-top{grid-template-columns:1fr;}
  .footer-form{flex-direction:column;}
  .footer-form .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .cta-block{border-radius:18px;padding:32px 20px;}
  .form-card{padding:20px;}
  .to-top{right:16px;bottom:16px;}
  .breadcrumb{font-size:12px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .lead{font-size:15px;}
  h2,.h2{font-size:23px;}
  .stats-grid{grid-template-columns:1fr;}
  .form-control,.form-select{height:46px;}
}

/* roulang page: category2 */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-sm:0 2px 8px rgba(11,43,38,.06);
  --shadow-md:0 10px 28px rgba(11,43,38,.10);
  --shadow-lg:0 20px 48px rgba(11,43,38,.14);
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --topbar-h:44px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  padding-top:calc(var(--topbar-h) + 68px);
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--brand);text-decoration:none;}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:767.98px){.container{padding-left:16px;padding-right:16px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:12px 26px;cursor:pointer;text-align:center;
  transition:all .18s ease;white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#f2692f;color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(255,122,69,.30);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);}
.btn-light{background:#fff;color:var(--brand-700);}
.btn-light:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn:active{transform:translateY(1px);}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;font-size:12.5px;font-weight:600;
  padding:5px 13px;line-height:1.5;letter-spacing:.2px;
}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-soft);color:#C94F1E;}
.badge-line{background:transparent;border:1px solid rgba(255,255,255,.55);color:#fff;}
.badge-deep{background:rgba(11,43,38,.06);color:var(--deep);border:1px solid var(--line);}
.badge-full{background:rgba(255,255,255,.9);color:var(--muted);}
.tag-time{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.94);color:var(--deep);
  border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;
  font-variant-numeric:tabular-nums;
}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:1050;
  height:var(--topbar-h);
  background:var(--deep);
  color:#EAF3F0;
  display:flex;align-items:center;
  transition:transform .25s ease,opacity .25s ease;
}
.topbar.is-hidden{transform:translateY(-100%);opacity:0;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-badge{
  background:var(--accent-soft);color:#C94F1E;
  border-radius:999px;padding:3px 12px;font-size:12.5px;font-weight:700;white-space:nowrap;
}
.topbar-text{font-size:13.5px;color:#C4D6D1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.countdown{display:flex;align-items:center;gap:10px;}
.cd-item{display:flex;align-items:baseline;gap:3px;}
.cd-num{
  font-size:19px;font-weight:700;color:var(--highlight);
  font-variant-numeric:tabular-nums;min-width:26px;text-align:center;
}
.cd-unit{font-size:12px;color:#9DB3AD;}

/* ---------- 主导航 ---------- */
.site-header{
  position:fixed;top:var(--topbar-h);left:0;right:0;z-index:1040;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,top .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.2px;}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.4px;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:8px 14px;font-size:15px;font-weight:500;color:var(--text);
  border-radius:8px;transition:color .18s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:20%;right:20%;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:center;
  transition:transform .18s ease;
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brand);font-weight:700;}
.nav-menu a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.header-status{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--brand-700);
  background:var(--brand-50);border-radius:999px;padding:5px 12px;font-weight:600;
}
.menu-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);
  background:#fff;border-radius:10px;padding:0;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:all .2s ease;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;
  padding:46px 0 44px;
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px) 0 0/22px 22px,
    linear-gradient(120deg,rgba(14,124,107,.86) 0%,rgba(11,43,38,.94) 100%);
}
.cat-hero-inner{position:relative;z-index:2;max-width:820px;}
.crumb{margin-bottom:14px;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#A8C0BA;}
.crumb li+li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.35);}
.crumb a{color:#C4D6D1;}
.crumb a:hover{color:#fff;}
.crumb li[aria-current]{color:var(--brand-300);}
.cat-hero h1{
  font-size:44px;line-height:1.25;letter-spacing:-.5px;color:#fff;
  margin:14px 0 14px;
}
.cat-hero-desc{font-size:16.5px;color:#C9DAD5;margin:0 0 22px;max-width:680px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;}
.hero-stat{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:12px 18px;min-width:132px;
}
.hero-stat b{
  display:block;font-size:22px;font-weight:700;color:var(--highlight);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stat span{font-size:12.5px;color:#B6CCC6;}

/* ---------- 板块骨架 ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:32px;margin-bottom:40px;
}
.section-head h2{font-size:32px;line-height:1.3;letter-spacing:-.3px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand);
  letter-spacing:1px;margin-bottom:10px;
}
.section-desc{max-width:440px;font-size:15px;color:var(--muted);margin:0;}

/* ---------- 图墙 ---------- */
.wall{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  grid-auto-rows:196px;
  gap:20px;
}
.wall-item{
  position:relative;overflow:hidden;border-radius:var(--radius-card);
  background:var(--brand-50);box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease;
}
.wall-item img{
  width:100%;height:100%;object-fit:cover;border-radius:0;
  transition:transform .35s ease;
}
.wall-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,43,38,0) 38%,rgba(11,43,38,.82) 100%);
}
.wall-item:hover{box-shadow:var(--shadow-md);}
.wall-item:hover img{transform:scale(1.03);}
.wall-caption{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:16px 18px;transition:transform .25s ease;
}
.wall-item:hover .wall-caption{transform:translateY(-4px);}
.wall-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:9px;}
.wall-title{font-size:16.5px;font-weight:700;color:#fff;margin:0 0 4px;line-height:1.4;}
.wall-sub{
  font-size:13px;color:#C6D8D3;margin:0;
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .28s ease,opacity .28s ease;
}
.wall-item:hover .wall-sub{max-height:44px;opacity:1;}
.wall-item:nth-child(1){grid-column:span 2;grid-row:span 2;}
.wall-item:nth-child(5){grid-column:span 2;}
.wall-item:nth-child(6){grid-column:span 3;}

/* ---------- 两栏混排 ---------- */
.mix{
  display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch;
}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;display:flex;flex-direction:column;gap:18px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.feature-media{position:relative;border-radius:var(--radius-img);overflow:hidden;}
.feature-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.feature-media .tag-time{position:absolute;left:14px;top:14px;}
.feature-media .badge{position:absolute;right:14px;top:14px;}
.feature-card h3{font-size:22px;line-height:1.4;}
.feature-card p{font-size:15px;color:var(--muted);margin:0;}
.feature-meta{
  display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--muted);
  border-top:1px dashed var(--line);padding-top:16px;
}
.feature-meta b{color:var(--text);font-variant-numeric:tabular-nums;}
.quota{display:flex;flex-direction:column;gap:8px;}
.quota-top{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);}
.quota-top b{color:var(--accent);font-variant-numeric:tabular-nums;}
.quota-bar{height:8px;border-radius:999px;background:var(--brand-50);overflow:hidden;}
.quota-bar i{display:block;height:100%;width:73%;border-radius:999px;background:linear-gradient(90deg,var(--brand) 0%,var(--brand-300) 100%);}
.feature-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:auto;}

.mini-stack{display:flex;flex-direction:column;gap:18px;}
.mini-card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px;flex:1;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.mini-card img{width:96px;height:72px;object-fit:cover;flex-shrink:0;}
.mini-body{min-width:0;display:flex;flex-direction:column;gap:6px;}
.mini-body h3{font-size:16px;line-height:1.45;}
.mini-card:hover .mini-body h3{color:var(--brand);}
.mini-body p{font-size:13.5px;color:var(--muted);margin:0;}
.mini-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;}

/* ---------- 场次速览 ---------- */
.sch{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.sch-head,.sch-row{
  display:grid;grid-template-columns:1.1fr 1.3fr 2fr 1fr .9fr;
  gap:16px;align-items:center;padding:16px 24px;
}
.sch-head{
  background:var(--brand-50);font-size:13px;font-weight:700;color:var(--brand-700);
  letter-spacing:.4px;
}
.sch-row{border-top:1px solid var(--line);font-size:14.5px;transition:background .18s ease;}
.sch-row:hover{background:#FAFCFB;}
.sch-row .sch-date{font-weight:600;font-variant-numeric:tabular-nums;}
.sch-row .sch-time{color:var(--muted);font-variant-numeric:tabular-nums;}
.sch-row .sch-name{font-weight:600;color:var(--text);}
.sch-row .sch-act{text-align:right;}
.sch-note{margin:18px 0 0;font-size:13.5px;color:var(--muted);}

/* ---------- 须知列表 ---------- */
.notice-list{
  display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
}
.notice-item{
  display:flex;gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.notice-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.notice-num{
  font-size:26px;font-weight:700;color:var(--brand-300);
  font-variant-numeric:tabular-nums;line-height:1;
}
.notice-item h3{font-size:17px;margin-bottom:8px;}
.notice-item p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:var(--brand-300);box-shadow:var(--shadow-sm);}
.faq-q{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:600;color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;
  background:var(--brand);border-radius:0 4px 4px 0;
  transform:scaleY(0);transform-origin:center;transition:transform .22s ease;
}
.faq-item.open .faq-q::before{transform:scaleY(1);}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--brand-50);color:var(--brand-700);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:600;line-height:1;
  transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--accent-soft);color:#C94F1E;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .22s ease;
}
.faq-a p{
  margin:0;padding:0 22px 18px 22px;
  font-size:15px;line-height:1.8;color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;
  border-radius:0;
  padding:76px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px) 0 0/24px 24px,
    radial-gradient(600px 220px at 82% 10%,rgba(14,124,107,.55),transparent 70%);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-text{max-width:620px;}
.cta-text h2{font-size:32px;color:#fff;line-height:1.3;margin-bottom:14px;}
.cta-text p{font-size:15.5px;color:#BFD4CF;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-rule{
  position:relative;z-index:2;margin-top:26px;font-size:13px;color:#8FA8A2;
}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:1030;
  width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand-700);transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--deep);color:#B9CEC8;
  padding-top:64px;font-size:14px;
}
.footer-wave{
  position:absolute;top:-1px;left:0;width:100%;height:56px;
  color:var(--bg);display:block;
}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;padding-bottom:44px;
}
.footer-brand .brand{gap:12px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:#8FA8A2;}
.footer-desc{font-size:14px;line-height:1.8;color:#9DB3AD;margin:0 0 18px;}
.footer-contact li{font-size:13.5px;color:#9DB3AD;margin-bottom:6px;}
.footer-contact b{color:#E2EFEB;font-weight:600;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:#A9C1BB;font-size:14px;transition:color .18s ease;}
.footer-col ul a:hover{color:#fff;}
.footer-sub p{font-size:13.5px;color:#9DB3AD;margin-bottom:14px;}
.footer-form{display:flex;gap:10px;flex-wrap:wrap;}
.footer-form input{
  flex:1 1 160px;min-width:0;height:44px;border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  color:#fff;padding:0 14px;font-size:14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.footer-form input::placeholder{color:#7E948F;}
.footer-form input:focus{
  outline:none;border-color:var(--brand-300);
  box-shadow:0 0 0 3px rgba(111,191,175,.22);
}
.footer-form .btn{height:44px;padding:0 20px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#83998F;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .cat-hero h1{font-size:38px;}
  .section{padding:72px 0;}
  .section-head h2{font-size:28px;}
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:180px;}
  .wall-item:nth-child(1){grid-column:span 2;grid-row:span 2;}
  .wall-item:nth-child(5){grid-column:span 1;}
  .wall-item:nth-child(6){grid-column:span 2;}
}
@media (max-width:991.98px){
  body{padding-top:calc(var(--topbar-h) + 62px);}
  .header-inner{height:62px;}
  .header-status{display:none;}
  .menu-toggle{display:flex;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:286px;max-width:84vw;
    background:#fff;flex-direction:column;align-items:stretch;gap:2px;
    padding:92px 20px 28px;
    box-shadow:var(--shadow-lg);
    transform:translateX(102%);transition:transform .28s ease;
    z-index:1060;overflow-y:auto;
  }
  body.nav-open .nav-menu{transform:translateX(0);}
  .nav-menu a{padding:13px 14px;font-size:16px;border-radius:10px;}
  .nav-menu a::after{display:none;}
  .nav-menu a.active{background:var(--brand-50);}
  body.nav-open::after{
    content:"";position:fixed;inset:0;background:rgba(11,43,38,.42);
    z-index:1055;
  }
  body.nav-open{overflow:hidden;}
  .mix{grid-template-columns:1fr;}
  .notice-list{grid-template-columns:1fr;}
  .sch-head{display:none;}
  .sch-row{
    grid-template-columns:1fr 1fr;gap:10px 16px;padding:18px 20px;
  }
  .sch-row .sch-name{grid-column:1/-1;order:-1;}
  .sch-row .sch-act{grid-column:1/-1;text-align:left;margin-top:4px;}
  .cta-inner{gap:28px;}
  .cta-text h2{font-size:28px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .section-desc{max-width:none;}
}
@media (max-width:767.98px){
  body{padding-top:calc(var(--topbar-h) + 62px);}
  .topbar-text{display:none;}
  .cd-num{font-size:17px;min-width:22px;}
  .cd-item:first-child{display:none;}
  .cat-hero{padding:34px 0 36px;}
  .cat-hero h1{font-size:30px;letter-spacing:-.2px;}
  .cat-hero-desc{font-size:15px;}
  .hero-stat{padding:10px 14px;min-width:104px;}
  .hero-stat b{font-size:18px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .wall{grid-template-columns:1fr;grid-auto-rows:190px;}
  .wall-item:nth-child(1),
  .wall-item:nth-child(5),
  .wall-item:nth-child(6){grid-column:span 1;grid-row:span 1;}
  .wall-sub{max-height:44px;opacity:1;}
  .feature-card{padding:20px;}
  .feature-card h3{font-size:19px;}
  .mini-card{padding:14px;}
  .mini-card img{width:80px;height:64px;}
  .notice-item{padding:20px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a p{padding:0 18px 16px 18px;}
  .cta-band{padding:56px 0;}
  .cta-text h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-form .btn{flex:1 1 100%;}
  .to-top{right:16px;bottom:16px;}
  .btn{font-size:14.5px;}
}
@media (max-width:575.98px){
  body{font-size:15px;}
  .brand-name{font-size:15.5px;}
  .brand-sub{font-size:10.5px;}
  .cat-hero h1{font-size:26px;}
  .section-head h2{font-size:21px;}
  .feature-card,.notice-item,.mini-card{padding:18px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-sm:0 2px 8px rgba(11,43,38,.06);
  --sh-md:0 10px 28px rgba(11,43,38,.10);
  --sh-lg:0 20px 48px rgba(11,43,38,.14);
  --bar-h:44px;
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--text);font-weight:700;letter-spacing:-.3px;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  position:sticky;top:0;z-index:1040;
  background:var(--deep);
  color:#DCEAE6;
  min-height:var(--bar-h);
  display:flex;align-items:center;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:6px 0;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:700;line-height:1;
  padding:7px 12px;border-radius:var(--r-pill);white-space:nowrap;
}
.topbar-text{font-size:13.5px;color:#C6DAD5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.countdown{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.count-unit{
  display:flex;align-items:baseline;gap:4px;
  background:rgba(255,255,255,.07);
  border-radius:10px;padding:5px 10px;
}
.count-num{
  font-size:18px;font-weight:700;color:var(--highlight);
  font-variant-numeric:tabular-nums;line-height:1.1;min-width:22px;text-align:center;
}
.count-label{font-size:11px;color:#9FB8B2;}
.topbar.mini .topbar-text{display:none;}
@media (max-width:991px){
  .topbar-text{display:none;}
  .count-unit{padding:4px 8px;}
  .count-num{font-size:16px;}
}
@media (max-width:767px){
  :root{--bar-h:40px;}
  .topbar-left{gap:8px;}
  .countdown{gap:6px;overflow-x:auto;}
  .count-hide-sm{display:none;}
  .count-num{font-size:16px;}
}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:var(--bar-h);z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:var(--sh-sm);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px;}
.brand{display:flex;align-items:center;gap:11px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--brand-700));
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:19px;font-weight:700;letter-spacing:-.4px;}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.4px;}
.nav-menu{display:none;align-items:center;gap:6px;}
@media (min-width:992px){.nav-menu{display:flex;}}
.nav-menu a{
  position:relative;display:inline-block;
  padding:9px 12px;font-size:15px;color:var(--text);font-weight:500;
  border-radius:8px;
}
.nav-menu a::after{
  content:"";position:absolute;left:20%;right:20%;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transition:transform .2s ease;
}
.nav-menu a:hover{color:var(--brand-700);}
.nav-menu a:hover::after{transform:scaleX(.6);}
.nav-menu a.active{color:var(--brand);font-weight:700;}
.nav-menu a.active::after{transform:scaleX(.6);}
.header-actions{display:flex;align-items:center;gap:10px;}
.status-chip{
  display:none;font-size:12px;font-weight:600;
  color:var(--brand-700);background:var(--brand-50);
  border:1px solid rgba(14,124,107,.18);
  padding:6px 12px;border-radius:var(--r-pill);white-space:nowrap;
}
@media (min-width:1200px){.status-chip{display:inline-flex;}}
.nav-toggle{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;border:1.5px solid var(--line);
  border-radius:var(--r-pill);padding:8px 14px;font-size:14px;color:var(--text);
}
.nav-toggle:hover{border-color:var(--brand-300);color:var(--brand-700);}
@media (min-width:992px){.nav-toggle{display:none;}}

/* 移动端抽屉 */
.offcanvas.side-nav{background:var(--surface);}
.side-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.side-nav .offcanvas-title{font-size:16px;font-weight:700;}
.side-nav .offcanvas-body{padding:18px 20px 28px;display:flex;flex-direction:column;gap:6px;}
.side-nav .offcanvas-body a.side-link{
  display:block;padding:13px 14px;border-radius:12px;color:var(--text);
  font-size:15.5px;font-weight:500;background:var(--bg);
}
.side-nav .offcanvas-body a.side-link.active{background:var(--brand-50);color:var(--brand-700);font-weight:700;}
.side-nav .offcanvas-body a.side-link:hover{background:var(--brand-50);color:var(--brand-700);}
.side-cta{margin-top:14px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);border:0;font-weight:600;font-size:15px;
  padding:12px 24px;line-height:1.4;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-outline-brand{background:transparent;color:var(--brand-700);border:1.5px solid var(--brand);}
.btn-outline-brand:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:var(--sh-sm);}
.btn-accent:hover{background:#F06A34;color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(255,122,69,.30);}
.btn-light-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);}
.btn-light-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:14px 30px;font-size:16px;}
.btn:active{transform:translateY(1px);box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill-x{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;line-height:1;
  padding:7px 13px;border-radius:var(--r-pill);
}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-soft);color:#D9541C;}
.badge-ghost{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--muted);}

/* ---------- 分类 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:
    linear-gradient(rgba(14,124,107,.10),rgba(14,124,107,.10)),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(11,43,38,.10) 1px,transparent 1px);
  background-size:18px 18px;opacity:.5;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;padding-top:38px;padding-bottom:44px;min-height:240px;}
.breadcrumb-bar{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-bottom:14px;flex-wrap:wrap;}
.breadcrumb-bar a{color:var(--muted);}
.breadcrumb-bar a:hover{color:var(--brand-700);}
.breadcrumb-bar span.sep{color:var(--disabled);}
.breadcrumb-bar .current{color:var(--brand);font-weight:600;}
.page-hero h1{font-size:44px;line-height:1.25;font-weight:700;margin:14px 0 12px;}
.page-hero .hero-sub{font-size:16.5px;color:var(--muted);max-width:720px;line-height:1.75;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
@media (max-width:991px){
  .page-hero .container{padding-top:30px;padding-bottom:34px;min-height:220px;}
  .page-hero h1{font-size:34px;}
  .page-hero .hero-sub{font-size:15.5px;}
}
@media (max-width:767px){
  .page-hero h1{font-size:30px;}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:32px;line-height:1.3;margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--muted);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-700);
  letter-spacing:.6px;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;}
@media (max-width:991px){
  .section{padding:64px 0;}
  .section-sm{padding:52px 0;}
  .section-head{margin-bottom:34px;}
  .section-head h2{font-size:26px;}
}
@media (max-width:767px){
  .section{padding:48px 0;}
  .section-sm{padding:44px 0;}
  .section-head h2{font-size:24px;}
  .section-head p{font-size:15px;}
}

/* ---------- 步骤区块 ---------- */
.steps-layout{display:grid;grid-template-columns:1.25fr .95fr;gap:48px;align-items:start;}
@media (max-width:991px){.steps-layout{grid-template-columns:1fr;gap:34px;}}
.steps-list{display:flex;flex-direction:column;gap:18px;position:relative;}
.step-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 30px 26px 84px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--brand-300);}
.step-num{
  position:absolute;left:24px;top:24px;
  font-size:26px;font-weight:700;color:var(--brand-300);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;line-height:1;
}
.step-card h3{font-size:21px;line-height:1.35;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--muted);margin-bottom:14px;}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;}
.step-tag{
  font-size:12.5px;font-weight:600;color:var(--brand-700);
  background:var(--brand-50);border-radius:8px;padding:5px 10px;
}
.step-tag.warm{background:var(--accent-soft);color:#D9541C;}
@media (max-width:767px){
  .step-card{padding:22px 20px 20px 20px;}
  .step-num{position:static;display:block;margin-bottom:8px;}
  .step-card h3{font-size:19px;}
}
.steps-aside{position:relative;}
.steps-aside .aside-sticky{position:sticky;top:150px;display:flex;flex-direction:column;gap:18px;}
@media (max-width:991px){.steps-aside .aside-sticky{position:static;}}
.aside-figure{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  background:var(--brand-50);box-shadow:var(--sh-sm);
}
.aside-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.aside-figure figcaption{
  font-size:13px;color:var(--muted);padding:12px 16px;background:var(--surface);
}
.aside-note{
  background:var(--deep);border-radius:var(--r-card);padding:24px;color:#fff;
}
.aside-note h3{font-size:18px;color:#fff;margin-bottom:10px;}
.aside-note p{font-size:14px;color:#B9CFC9;margin-bottom:16px;line-height:1.7;}
.aside-note .note-line{display:flex;justify-content:space-between;font-size:13.5px;color:#B9CFC9;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.14);}
.aside-note .note-line:last-of-type{border-bottom:0;}
.aside-note .note-line b{color:var(--highlight);font-variant-numeric:tabular-nums;}

/* ---------- 要点卡（轻边框） ---------- */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:991px){.tips-grid{grid-template-columns:1fr;}}
.tip-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--brand-300);}
.tip-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand-50);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.tip-icon svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.tip-card h3{font-size:19px;margin-bottom:10px;}
.tip-card p{font-size:15px;color:var(--muted);}
@media (max-width:767px){.tip-card{padding:20px;}}

/* ---------- 核对清单 ---------- */
.check-block{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:36px 40px;
  display:grid;grid-template-columns:1fr 1fr;gap:32px;
}
@media (max-width:991px){.check-block{grid-template-columns:1fr;padding:28px 24px;gap:22px;}}
.check-block h3{font-size:22px;margin-bottom:8px;}
.check-block .check-lead{font-size:15px;color:var(--muted);}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-item{display:flex;gap:12px;align-items:flex-start;}
.check-item .tick{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  background:var(--brand-50);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:2px;
}
.check-item span.txt{font-size:15px;color:var(--text);}
.check-item span.txt em{font-style:normal;color:var(--muted);}

/* ---------- 进度条 / 数据条 ---------- */
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 30px;
}
@media (max-width:991px){.data-strip{grid-template-columns:repeat(2,1fr);}}
@media (max-width:520px){.data-strip{grid-template-columns:1fr;padding:22px;}}
.data-item .data-num{
  font-size:30px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.data-item .data-label{font-size:13.5px;color:var(--muted);margin-top:6px;}

/* ---------- FAQ / 问答（轻量） ---------- */
.qa-list{display:flex;flex-direction:column;gap:12px;}
.qa-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-img);
  padding:22px 26px;
}
.qa-item h3{font-size:17px;margin-bottom:8px;position:relative;padding-left:16px;}
.qa-item h3::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--brand);}
.qa-item p{font-size:15px;color:var(--muted);padding-left:16px;}
@media (max-width:767px){.qa-item{padding:18px;}}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;
  background:var(--deep);border-radius:24px;
  padding:56px 56px;
  color:#fff;
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:20px 20px;opacity:.6;pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .9fr;gap:40px;align-items:center;}
@media (max-width:991px){.cta-inner{grid-template-columns:1fr;gap:26px;} .cta-block{padding:36px 26px;}}
.cta-block h2{font-size:30px;color:#fff;margin-bottom:14px;}
.cta-block p{font-size:15.5px;color:#B9CFC9;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-note{margin-top:18px;font-size:13px;color:#8FA9A3;}
.cta-side{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:24px;
}
.cta-side h3{font-size:17px;color:#fff;margin-bottom:12px;}
.cta-side ul{display:flex;flex-direction:column;gap:10px;}
.cta-side li{font-size:14px;color:#B9CFC9;display:flex;gap:10px;align-items:flex-start;}
.cta-side li b{color:var(--highlight);font-variant-numeric:tabular-nums;}
@media (max-width:767px){
  .cta-block h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--deep);color:#C6DAD5;
  padding-top:56px;margin-top:88px;
}
.footer-wave{
  position:absolute;top:0;left:0;width:100%;height:56px;display:block;
  color:var(--brand);pointer-events:none;
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;
  padding:16px 0 40px;
}
@media (max-width:991px){.footer-top{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:575px){.footer-top{grid-template-columns:1fr;}}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--brand),var(--brand-700));}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:#9FB8B2;}
.footer-desc{font-size:14px;color:#9FB8B2;line-height:1.8;margin-bottom:16px;}
.footer-contact li{font-size:14px;color:#9FB8B2;margin-bottom:8px;}
.footer-contact b{color:#fff;font-weight:600;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.3px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:#9FB8B2;}
.footer-col a:hover{color:#fff;}
.footer-sub p{font-size:14px;color:#9FB8B2;margin-bottom:14px;line-height:1.75;}
.footer-form{display:flex;gap:8px;flex-wrap:wrap;}
.footer-form input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 14px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-input);color:#fff;font-size:14px;outline:none;
}
.footer-form input::placeholder{color:#8FA9A3;}
.footer-form input:focus{border-color:var(--brand-300);box-shadow:0 0 0 3px rgba(111,191,175,.22);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;color:#8FA9A3;
}

/* ---------- 回到顶部 ---------- */
.back-top{
  position:fixed;right:24px;bottom:24px;z-index:1050;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-md);opacity:0;visibility:hidden;
  transition:opacity .22s ease,transform .22s ease,background-color .18s ease;
}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{background:var(--brand-700);transform:translateY(-3px);}
.back-top svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
@media (max-width:575px){.back-top{right:16px;bottom:16px;width:42px;height:42px;}}

/* 覆盖 Bootstrap 默认观感 */
.btn:focus,.btn:active:focus{box-shadow:none;}
.badge{font-weight:600;}

/* roulang page: category4 */
:root{
  --brand:#0E7C6B;
  --brand-700:#0A5F52;
  --brand-300:#6FBFAF;
  --brand-50:#E3F2EE;
  --accent:#FF7A45;
  --accent-deep:#E8663A;
  --accent-soft:#FFE7DC;
  --highlight:#FFB020;
  --bg:#F4F7F5;
  --surface:#FFFFFF;
  --deep:#0B2B26;
  --line:#E4EBE8;
  --text:#16211E;
  --muted:#5F6F6A;
  --disabled:#C9D3D0;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(11,43,38,.06);
  --shadow-md:0 10px 28px rgba(11,43,38,.10);
  --shadow-lg:0 20px 48px rgba(11,43,38,.14);
  --space-section:96px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-700);}
p{margin:0 0 16px;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 通用排版 ============ */
.h1{font-size:44px;line-height:1.25;letter-spacing:-0.5px;font-weight:700;}
.h2{font-size:32px;line-height:1.3;font-weight:700;}
.h3{font-size:22px;line-height:1.4;font-weight:600;}
.lead{font-size:17px;color:var(--muted);line-height:1.8;}
.text-muted-c{color:var(--muted);}
.tabular{font-variant-numeric:tabular-nums;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--brand);text-transform:none;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--brand);border-radius:2px;}
.section{padding:var(--space-section) 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head .h2{margin:12px 0 14px;}
.section-head p{margin:0;color:var(--muted);font-size:16px;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 28px;border:1.5px solid transparent;
  cursor:pointer;transition:all 180ms ease;text-decoration:none;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand-50);color:var(--brand-700);border-color:var(--brand-700);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-deep);color:#fff;box-shadow:0 8px 18px rgba(255,122,69,.30);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-lg{padding:17px 34px;font-size:16px;}
.btn-block{width:100%;}

/* ============ 徽章 ============ */
.badge-c{display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;line-height:1;padding:7px 14px;}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-soft);color:#C24A1B;}
.badge-outline{background:transparent;color:var(--muted);border:1px solid var(--line);}
.badge-live{background:var(--accent-soft);color:#C24A1B;}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
.tag-square{display:inline-flex;align-items:center;border-radius:8px;font-size:12px;font-weight:600;padding:5px 10px;background:var(--brand-50);color:var(--brand-700);}

/* ============ 顶部倒计时条 ============ */
.topbar{
  position:sticky;top:0;z-index:1050;
  background:var(--deep);color:#EAF3F0;
  height:44px;display:flex;align-items:center;
  transition:height 200ms ease;
}
.topbar.is-compact{height:36px;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-left .badge-live{flex-shrink:0;}
.topbar-note{font-size:13px;color:rgba(255,255,255,.78);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.countdown{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.cd-item{display:flex;align-items:baseline;gap:3px;}
.cd-num{
  font-size:18px;font-weight:700;color:var(--highlight);
  font-variant-numeric:tabular-nums;line-height:1;
}
.cd-unit{font-size:11px;color:rgba(255,255,255,.6);}
.cd-sep{color:rgba(255,255,255,.28);font-size:13px;}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:44px;z-index:1040;transition:top 200ms ease;}
.site-header.is-compact{top:36px;}
.nav-bar{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow 200ms ease;
}
.site-header.is-scrolled .nav-bar{box-shadow:var(--shadow-sm);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--brand);display:flex;align-items:center;justify-content:center;
  flex-shrink:0;box-shadow:var(--shadow-sm);
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--text);letter-spacing:-0.2px;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15px;font-weight:500;color:var(--muted);
  text-decoration:none;transition:color 180ms ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:20%;bottom:4px;width:60%;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:center;
  transition:transform 180ms ease;
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brand-700);font-weight:600;}
.nav-menu a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-status{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:7px 13px;border-radius:var(--radius-pill);background:var(--brand-50);color:var(--brand-700);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,43,38,.45);
  opacity:0;visibility:hidden;transition:opacity 220ms ease,visibility 220ms ease;z-index:1060;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:308px;max-width:86vw;
  background:var(--surface);z-index:1070;padding:24px 22px 32px;
  transform:translateX(102%);transition:transform 240ms ease;
  box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;
  font-size:18px;line-height:1;color:var(--muted);cursor:pointer;
}
.drawer a.drawer-link{
  display:block;padding:14px 12px;border-radius:12px;font-size:16px;
  color:var(--text);font-weight:500;border-bottom:1px solid var(--line);
}
.drawer a.drawer-link:hover{background:var(--brand-50);color:var(--brand-700);}
.drawer a.drawer-link.active{color:var(--brand-700);font-weight:700;background:var(--brand-50);}
.drawer-cta{margin-top:20px;}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-color:var(--deep);
  background-image:
    linear-gradient(90deg,rgba(11,43,38,.90) 0%,rgba(11,43,38,.78) 55%,rgba(14,124,107,.72) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  color:#fff;
  min-height:248px;
  display:flex;align-items:center;
  padding:44px 0;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.10;
}
.page-hero .container{position:relative;z-index:2;}
.page-hero .h1{color:#fff;font-size:40px;margin-bottom:14px;}
.page-hero .hero-desc{font-size:16px;color:rgba(255,255,255,.82);max-width:660px;margin:0 0 18px;line-height:1.8;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;}
.hero-meta .badge-c{background:rgba(255,255,255,.12);color:#EAF3F0;border:1px solid rgba(255,255,255,.22);}
.breadcrumb-c{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:14px;}
.breadcrumb-c a{color:rgba(255,255,255,.68);text-decoration:none;}
.breadcrumb-c a:hover{color:#fff;}
.breadcrumb-c .sep{color:rgba(255,255,255,.35);}
.breadcrumb-c .current{color:var(--brand-300);}

/* ============ 卡片通用 ============ */
.card-c{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;transition:transform 200ms ease,box-shadow 200ms ease,border-color 200ms ease;
  height:100%;display:flex;flex-direction:column;
}
.card-c:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.card-media{
  border-radius:var(--radius-img);overflow:hidden;aspect-ratio:16/9;
  background:var(--brand-50);margin-bottom:18px;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 300ms ease;}
.card-c:hover .card-media img{transform:scale(1.03);}
.card-c .h3{margin:12px 0 10px;}
.card-c p{color:var(--muted);font-size:15px;line-height:1.75;margin:0 0 16px;}
.card-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.card-link::after{content:"→";transition:transform 200ms ease;}
.card-c:hover .card-link::after{transform:translateX(4px);}

/* ============ 帮助主题网格 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.topic-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;transition:all 200ms ease;height:100%;display:flex;flex-direction:column;}
.topic-card:nth-child(even){background:var(--brand-50);border-color:transparent;}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.topic-icon{
  width:44px;height:44px;border-radius:12px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  border:1px solid var(--line);
}
.topic-card:nth-child(even) .topic-icon{background:#fff;}
.topic-icon svg{width:22px;height:22px;stroke:var(--brand);}
.topic-card h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0 0 14px;}
.topic-card .card-link{font-size:13px;}

/* ============ FAQ 手风琴 ============ */
.faq-layout{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start;}
.faq-aside{position:sticky;top:150px;}
.faq-aside .h3{margin-bottom:14px;}
.aside-list li{border-bottom:1px solid var(--line);}
.aside-list a{display:block;padding:12px 0;font-size:15px;color:var(--muted);}
.aside-list a:hover{color:var(--brand);}
.aside-note{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;margin-top:24px;}
.aside-note p{font-size:14px;color:var(--muted);margin:8px 0 14px;line-height:1.7;}
.faq-group{margin-bottom:36px;}
.faq-group-title{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;margin-bottom:16px;}
.faq-group-title .tag-square{font-size:12px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color 200ms ease,box-shadow 200ms ease;
}
.faq-item.is-open{border-color:var(--brand-300);box-shadow:var(--shadow-sm);}
.faq-q{margin:0;font-size:16px;font-weight:600;}
.faq-trigger{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:20px 22px;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.5;
  transition:color 180ms ease;
}
.faq-item.is-open .faq-trigger{color:var(--brand-700);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--brand-50);position:relative;transition:transform 220ms ease,background 220ms ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand);}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease;}
.faq-a-inner{padding:0 22px 20px;border-left:4px solid var(--brand);margin-left:22px;padding-left:18px;}
.faq-a p{font-size:15px;color:var(--muted);line-height:1.8;margin:0;}
.faq-a p + p{margin-top:10px;}

/* ============ 联系表单区 ============ */
.contact-section{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start;}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;position:relative;box-shadow:var(--shadow-sm);
}
.form-card .badge-c{position:absolute;top:24px;right:24px;}
.form-card h3{font-size:22px;font-weight:700;margin-bottom:8px;padding-right:120px;}
.form-card .form-hint{font-size:14px;color:var(--muted);margin-bottom:24px;}
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text);}
.form-field label .req{color:var(--accent);}
.form-control-c{
  width:100%;height:48px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:var(--bg);
  padding:0 16px;font-size:15px;color:var(--text);
  transition:border-color 180ms ease,box-shadow 180ms ease,background 180ms ease;
}
textarea.form-control-c{height:112px;padding:14px 16px;line-height:1.7;resize:vertical;}
select.form-control-c{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.form-control-c::placeholder{color:var(--disabled);}
.form-control-c:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px var(--brand-50);}
.form-control-c.is-error{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.field-error{display:none;font-size:12px;color:var(--accent-deep);margin-top:6px;}
.field-error.show{display:block;}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.6;margin:4px 0 20px;}
.form-check input{width:18px;height:18px;margin-top:2px;accent-color:var(--brand);flex-shrink:0;}
.form-check a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.form-success{
  display:none;background:var(--brand-50);border:1px solid var(--brand-300);
  color:var(--brand-700);border-radius:var(--radius-input);
  padding:14px 16px;font-size:14px;margin-bottom:18px;
}
.form-success.show{display:block;}
.contact-side .media-block{border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:24px;}
.contact-side .media-block img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.side-facts{background:var(--bg);border-radius:var(--radius-card);padding:24px;}
.side-facts li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;}
.side-facts li:last-child{border-bottom:0;padding-bottom:0;}
.side-facts li span:first-child{color:var(--muted);}
.side-facts li span:last-child{font-weight:600;color:var(--text);}

/* ============ 响应提示条 ============ */
.notice-strip{
  background:var(--brand-50);border:1px solid var(--brand-300);border-radius:var(--radius-card);
  padding:20px 24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.notice-strip .h3{font-size:17px;margin:0;}
.notice-strip p{margin:0;font-size:14px;color:var(--muted);flex:1;min-width:220px;}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;background:var(--deep);color:#fff;overflow:hidden;
  padding:72px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:24px 24px;opacity:.10;
}
.cta-band .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.75);margin:0;max-width:620px;font-size:15px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);position:relative;padding-top:56px;}
.footer-wave{display:block;width:100%;height:44px;color:var(--brand);margin-bottom:16px;}
.site-footer .brand-name{color:#fff;}
.site-footer .brand-sub{color:rgba(255,255,255,.5);}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;}
.footer-brand .brand{display:inline-flex;margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin:0 0 18px;max-width:340px;}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:8px;}
.footer-contact b{color:#fff;font-weight:600;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.66);transition:color 180ms ease;}
.footer-col ul a:hover{color:var(--brand-300);}
.footer-sub p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;margin:0 0 14px;}
.footer-form{display:flex;gap:10px;}
.footer-form input{
  flex:1;min-width:0;height:44px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:14px;
}
.footer-form input::placeholder{color:rgba(255,255,255,.4);}
.footer-form input:focus{outline:none;border-color:var(--brand-300);box-shadow:0 0 0 3px rgba(111,191,175,.18);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 回到顶部 ============ */
.back-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;
  transition:opacity 220ms ease,visibility 220ms ease,background 180ms ease,transform 180ms ease;
  z-index:1030;
}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{background:var(--brand-700);transform:translateY(-3px);}
.back-top svg{width:20px;height:20px;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-aside{position:static;}
  .aside-note{max-width:420px;}
}
@media (max-width:991px){
  :root{--space-section:64px;}
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-status{display:none;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;}
  .page-hero .h1{font-size:32px;}
  .cta-band .container{flex-direction:column;align-items:flex-start;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--space-section:48px;}
  .container{padding:0 16px;}
  .topbar{height:40px;}
  .topbar.is-compact{height:34px;}
  .site-header{top:40px;}
  .site-header.is-compact{top:34px;}
  .cd-item.days,.cd-sep.days{display:none;}
  .cd-num{font-size:20px;}
  .topbar-note{font-size:12px;}
  .h1,.page-hero .h1{font-size:30px;}
  .h2{font-size:24px;}
  .h3{font-size:19px;}
  .nav-inner{height:64px;}
  .page-hero{min-height:auto;padding:36px 0;}
  .topic-grid{grid-template-columns:1fr;}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .form-card{padding:24px;}
  .form-card .badge-c{position:static;margin-bottom:14px;}
  .form-card h3{padding-right:0;}
  .faq-trigger{padding:18px;font-size:15px;}
  .faq-a-inner{margin-left:18px;padding-left:14px;padding-right:18px;}
  .back-top{right:16px;bottom:16px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .h1,.page-hero .h1{font-size:26px;}
  .h2{font-size:22px;}
  .card-c,.topic-card,.form-card,.side-facts{padding:20px;}
  .btn{padding:13px 22px;font-size:14px;}
  .faq-item{border-radius:12px;}
}