/* roulang page: index */
:root{
  --brand:#1B5E4B;
  --brand-dark:#12402F;
  --brand-soft:#E6F0EB;
  --ink:#17191A;
  --sub:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --r-btn:10px;
  --r-card:16px;
  --r-lg:20px;
  --shadow-1:0 1px 2px rgba(23,25,26,.06);
  --shadow-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",sans-serif;
  --bs-body-color:#17191A;
  --bs-body-bg:#F6F4F0;
  --bs-border-radius:10px;
  --bs-border-color:#E6E3DD;
  --bs-primary:#1B5E4B;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#12402F;
  --bs-link-decoration:none;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-0.01em;color:var(--ink)}
p{margin:0}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-dark)}
img{max-width:100%;display:block}
button,input{font-family:inherit}
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 20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ============ 倒计时条 ============ */
.countdown-bar{
  background:var(--brand-dark);
  color:#fff;
  height:40px;
  overflow:hidden;
  display:flex;
  align-items:center;
  transition:height .24s var(--ease),opacity .24s var(--ease);
}
.countdown-bar.is-hidden{height:0;opacity:0}
.countdown-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
}
.cd-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.04em;
  white-space:nowrap;
}
.cd-flag{
  background:var(--accent);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:2px 8px;
  border-radius:999px;
}
.cd-clock{
  display:flex;
  align-items:center;
  gap:4px;
  font-size:13px;
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.cd-cell{
  display:inline-flex;
  align-items:baseline;
  gap:3px;
  background:rgba(255,255,255,.12);
  border-radius:8px;
  padding:3px 8px;
  min-width:46px;
  justify-content:center;
}
.cd-cell b{font-size:14px;font-weight:700;line-height:1.1}
.cd-cell i{font-style:normal;font-size:11px;opacity:.78}
.cd-sep{opacity:.55;font-weight:700}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px -12px rgba(23,25,26,.22)}
.nav-top-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:20px;height:20px;
  background:var(--brand);
  clip-path:polygon(0 0,100% 0,100% 62%,62% 100%,0 100%);
  display:inline-block;
}
.brand-text{display:flex;align-items:baseline;gap:6px;line-height:1}
.brand-text strong{
  font-size:22px;
  font-weight:800;
  letter-spacing:-0.02em;
  color:var(--ink);
}
.brand-text em{
  font-style:normal;
  font-size:14px;
  letter-spacing:.08em;
  color:var(--sub);
}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:320px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 6px 5px 16px;
  background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search i{color:var(--sub);font-size:13px}
.nav-search input{
  flex:1;
  border:0;
  outline:0;
  background:transparent;
  font-size:14px;
  color:var(--ink);
  min-width:0;
}
.nav-search input::placeholder{color:#9A9E9C}
.nav-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(27,94,75,.12);
}
.nav-search button{
  border:0;
  background:var(--brand);
  color:#fff;
  font-size:13px;
  padding:6px 16px;
  border-radius:999px;
  cursor:pointer;
  transition:background .2s var(--ease);
}
.nav-search button:hover{background:var(--brand-dark)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-search + .nav-actions{margin-left:0}
.icon-btn{
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand)}
.btn-cta{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:40px;
  padding:0 18px;
  border-radius:var(--r-btn);
  background:var(--brand);
  color:#fff;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:background .2s var(--ease);
}
.btn-cta:hover{background:var(--brand-dark);color:#fff}
.btn-cta i{transition:transform .2s var(--ease)}
.btn-cta:hover i{transform:translateX(2px)}
.mobile-search{padding:0 0 14px}
.mobile-search form{
  display:flex;
  gap:8px;
  border:1px solid var(--line);
  border-radius:10px;
  padding:6px 6px 6px 14px;
  align-items:center;
}
.mobile-search input{flex:1;border:0;outline:0;font-size:14px;background:transparent;min-width:0}
.mobile-search button{
  border:0;background:var(--brand);color:#fff;border-radius:8px;padding:7px 16px;font-size:13px;
}
.channel-bar{border-top:1px solid var(--line)}
.channel-wrap{position:relative}
.channel-wrap::before,
.channel-wrap::after{
  content:"";
  position:absolute;
  top:0;bottom:0;
  width:24px;
  pointer-events:none;
  z-index:2;
}
.channel-wrap::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.channel-wrap::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.channel-tabs{
  display:flex;
  gap:6px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  scrollbar-width:none;
  -ms-overflow-style:none;
  padding:6px 0;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
  flex:0 0 auto;
  scroll-snap-align:start;
  padding:9px 16px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--sub);
  white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.channel-tab:hover{background:var(--brand-soft);color:var(--brand-dark)}
.channel-tab.active{
  background:var(--brand);
  color:#fff;
  font-weight:600;
}

/* ============ 通用板块 ============ */
main{padding-bottom:0}
.section{padding:clamp(64px,8vw,112px) 0}
.section-tight{padding:clamp(48px,6vw,80px) 0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:clamp(28px,4vw,44px);
}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.12em;
  color:var(--brand);
  font-weight:600;
  margin-bottom:10px;
}
.section-eyebrow::before{
  content:"";
  width:18px;height:3px;border-radius:2px;background:var(--accent);
}
.section-title{
  font-size:clamp(1.75rem,2.6vw,2.5rem);
  line-height:1.15;
  font-weight:700;
}
.section-desc{color:var(--sub);font-size:15.5px;margin-top:10px;max-width:640px}
.link-more{
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:border-color .2s var(--ease),gap .2s var(--ease);
}
.link-more:hover{border-color:var(--brand);gap:10px}

/* ============ Hero ============ */
.hero{padding:clamp(40px,5vw,72px) 0 clamp(56px,7vw,96px)}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.hero-title{
  font-size:clamp(2.4rem,5.2vw,4.25rem);
  line-height:1.08;
  font-weight:800;
  letter-spacing:-0.02em;
}
.hero-title span{color:var(--brand)}
.hero-sub{
  margin-top:20px;
  font-size:clamp(1rem,1.4vw,1.125rem);
  color:var(--sub);
  max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn-solid{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  background:var(--brand);
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:1px solid var(--brand);
  cursor:pointer;
  transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-solid:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.btn-solid i{transition:transform .2s var(--ease)}
.btn-solid:hover i{transform:translateX(2px)}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  background:transparent;
  color:var(--brand);
  font-size:15px;
  font-weight:600;
  border:1px solid var(--brand);
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.btn-ghost:hover{background:rgba(27,94,75,.08);color:var(--brand-dark)}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:30px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--brand-dark);
  background:var(--brand-soft);
  border-radius:999px;
  padding:6px 14px;
  font-weight:500;
}
.hero-media{position:relative}
.hero-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.hero-status{
  position:absolute;
  right:16px;
  bottom:16px;
  background:rgba(18,64,47,.86);
  color:#fff;
  border-radius:14px;
  padding:12px 16px;
  display:flex;
  align-items:center;
  gap:10px;
  backdrop-filter:blur(2px);
}
.hero-status i{color:var(--accent);font-size:16px}
.hero-status b{font-size:14px;font-weight:600;display:block;line-height:1.3}
.hero-status small{font-size:12px;opacity:.8;letter-spacing:.02em}

/* ============ 卖点 ============ */
.point-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.point-item{
  display:flex;
  gap:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 26px 26px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.point-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8D4CC}
.point-num{
  font-size:34px;
  font-weight:800;
  line-height:1;
  color:var(--brand-soft);
  letter-spacing:-0.03em;
  font-variant-numeric:tabular-nums;
  min-width:56px;
}
.point-item h3{font-size:1.125rem;line-height:1.4;font-weight:600;margin-bottom:8px}
.point-item p{font-size:14.5px;color:var(--sub);line-height:1.7}

/* ============ 图墙 ============ */
.wall{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  grid-auto-rows:170px;
  gap:20px;
}
.wall-item{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--card);
  display:block;
}
.wall-item.tall{grid-row:span 2}
.wall-item img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s var(--ease);
}
.wall-item:hover img{transform:scale(1.03)}
.wall-mask{
  position:absolute;
  inset:auto 0 0 0;
  padding:34px 18px 16px;
  background:linear-gradient(180deg,rgba(18,64,47,0),rgba(18,64,47,.82));
  color:#fff;
  font-size:15px;
  font-weight:600;
  opacity:0;
  transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.wall-item:hover .wall-mask{opacity:1;transform:translateY(0)}
.wall-more{display:none;text-align:center;margin-top:24px}

/* ============ CTA 报名 ============ */
.cta-band{
  background:var(--brand-dark);
  color:#fff;
  border-radius:var(--r-lg);
  padding:clamp(32px,4.5vw,56px);
}
.cta-grid{
  display:grid;
  grid-template-columns:6fr 5fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.cta-band h2{
  color:#fff;
  font-size:clamp(1.6rem,3vw,2.35rem);
  line-height:1.2;
  letter-spacing:-0.02em;
}
.cta-band p{
  margin-top:14px;
  color:rgba(255,255,255,.78);
  font-size:15px;
  max-width:460px;
}
.cta-list{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.cta-list span{
  border:1px solid rgba(255,255,255,.28);
  border-radius:999px;
  padding:5px 14px;
  font-size:12.5px;
  letter-spacing:.02em;
}
.cta-form{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:26px;
}
.cta-form label{
  display:block;
  font-size:13px;
  color:rgba(255,255,255,.72);
  margin-bottom:6px;
  letter-spacing:.02em;
}
.cta-form .field{margin-bottom:16px}
.cta-form input{
  width:100%;
  height:44px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.96);
  padding:0 14px;
  font-size:14.5px;
  color:var(--ink);
  outline:0;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input:focus{
  border-color:#fff;
  box-shadow:0 0 0 4px rgba(255,255,255,.18);
}
.cta-form input.invalid{border-color:var(--accent);box-shadow:0 0 0 4px rgba(226,87,28,.18)}
.field-error{
  display:none;
  color:#FFC7AE;
  font-size:13px;
  margin-top:6px;
}
.field-error.show{display:block}
.cta-form .btn-submit{
  width:100%;
  height:44px;
  border:0;
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--brand-dark);
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.cta-form .btn-submit:hover{background:var(--brand-soft)}
.form-note{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:12px;line-height:1.6}
.form-success{
  display:none;
  margin-top:14px;
  font-size:13.5px;
  color:#B7E7D3;
}
.form-success.show{display:block}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  height:100%;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.news-thumb{
  display:block;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--brand-soft);
  position:relative;
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-fallback{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--brand);
  font-size:12px;
  letter-spacing:.16em;
  font-weight:700;
}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.pill{
  display:inline-block;
  background:rgba(27,94,75,.08);
  color:var(--brand);
  font-size:12px;
  padding:4px 12px;
  border-radius:999px;
  font-weight:600;
  letter-spacing:.02em;
}
.news-date{font-size:13px;color:var(--sub);letter-spacing:.02em}
.news-title{
  font-size:1.125rem;
  line-height:1.4;
  font-weight:600;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-title a{color:var(--ink)}
.news-title a:hover{color:var(--brand)}
.news-summary{
  font-size:14px;
  color:var(--sub);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:18px;
}
.news-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid var(--line);
  padding-top:14px;
  font-size:13.5px;
  color:var(--sub);
}
.news-foot a{
  color:var(--brand);
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.news-foot a:hover{gap:10px}
.empty-state{
  min-height:240px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  background:var(--card);
  border:1px dashed var(--line);
  border-radius:var(--r-card);
  text-align:center;
  padding:40px 20px;
}
.empty-state i{font-size:26px;color:var(--brand)}
.empty-state p{color:var(--sub);font-size:15px}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-accordion .accordion-item{
  background:transparent;
  border:0;
  border-top:1px solid var(--line);
  border-radius:0;
}
.faq-accordion .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq-accordion .accordion-button{
  background:transparent;
  box-shadow:none;
  padding:22px 4px;
  font-size:1.0625rem;
  font-weight:600;
  color:var(--ink);
  gap:16px;
  border-radius:0;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand);
  background:transparent;
  box-shadow:none;
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-radius:0}
.faq-accordion .accordion-button::after{display:none}
.acc-icon{
  margin-left:auto;
  width:26px;height:26px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:11px;
  flex:0 0 auto;
  transition:transform .22s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed) .acc-icon{transform:rotate(180deg)}
.faq-accordion .accordion-body{
  padding:0 4px 24px;
  font-size:15px;
  color:var(--sub);
  line-height:1.8;
  max-width:760px;
}

/* ============ 页脚 ============ */
.site-footer{
  background:#12402F;
  color:rgba(255,255,255,.72);
  padding:clamp(48px,6vw,72px) 0 28px;
  margin-top:clamp(64px,8vw,112px);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:clamp(24px,4vw,48px);
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand .brand-mark{background:#7FD3B4}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.66);
  max-width:340px;
}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  font-size:12px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:999px;
  padding:4px 12px;
  color:rgba(255,255,255,.72);
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col span{
  font-size:14px;
  color:rgba(255,255,255,.68);
  transition:color .2s var(--ease);
}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:24px;
  font-size:13px;
  color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:#fff}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1399.98px){
  .wall{grid-auto-rows:155px}
}
@media (max-width:1199.98px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:-1}
  .hero-media img{aspect-ratio:16/9}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .wall{grid-template-columns:repeat(3,1fr)}
  .cta-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;row-gap:32px}
}
@media (max-width:991.98px){
  .nav-search{display:none}
  .point-grid{grid-template-columns:1fr}
  .wall-item.tall{grid-row:span 1}
  .wall{grid-auto-rows:150px}
}
@media (max-width:767.98px){
  html{scroll-padding-top:112px}
  .hero-title{font-size:clamp(2.1rem,8vw,2.6rem)}
  .hero-actions{gap:10px}
  .hero-actions .btn-solid,.hero-actions .btn-ghost{flex:1 1 auto;justify-content:center}
  .point-item{flex-direction:column;gap:12px;padding:22px}
  .point-num{font-size:28px;min-width:auto}
  .wall{grid-template-columns:repeat(2,1fr);gap:14px;grid-auto-rows:132px}
  .wall-item:nth-child(n+5){display:none}
  .wall-more{display:block}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-form{padding:20px}
  .section-head{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .container{padding:0 16px}
  .cd-cell{min-width:38px;padding:3px 6px}
  .cd-cell i{display:none}
  .cd-label span.cd-text{display:none}
  .footer-grid{grid-template-columns:1fr}
  .countdown-inner{gap:8px}
}

/* roulang page: article */
:root{
  --brand:#1B5E4B;
  --brand-dark:#12402F;
  --brand-soft:#E6F0EB;
  --ink:#17191A;
  --muted:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(23,25,26,.06);
  --shadow-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-body-color:#23282A;
  --bs-body-bg:#F6F4F0;
  --bs-border-radius:16px;
  --bs-primary:#1B5E4B;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#12402F;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:#23282A;
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,dl{margin:0}
ul,ol{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 20px}
@media (min-width:1400px){.container{max-width:1320px}}
.section{padding:clamp(64px,8vw,112px) 0}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .22s var(--ease)}
.site-header.is-scrolled{box-shadow:0 6px 24px -18px rgba(23,25,26,.35)}
.header-top{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:20px;height:20px;flex:0 0 20px;background:var(--brand);
  clip-path:polygon(0 0,62% 0,100% 38%,100% 100%,0 100%);
  border-radius:4px;
}
.brand-text{display:flex;align-items:baseline;gap:6px;line-height:1}
.brand-text strong{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-text em{font-size:13px;font-style:normal;letter-spacing:.08em;color:var(--muted)}
.header-search{flex:1 1 auto;max-width:320px;position:relative}
.header-search input{
  width:100%;height:40px;border:1px solid var(--line);background:#FBFaf8;
  border-radius:var(--radius-btn);padding:0 14px 0 38px;font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.header-search input::placeholder{color:#9aa09d}
.header-search input:focus{outline:none;background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(27,94,75,.12)}
.header-search .search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:15px;height:15px;border:1.6px solid #98a09c;border-radius:50%;pointer-events:none}
.header-search .search-icon::after{content:"";position:absolute;right:-4px;bottom:-3px;width:7px;height:1.6px;background:#98a09c;transform:rotate(45deg);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:var(--shadow-2)}
.btn-primary:hover .arw{transform:translateX(2px)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(27,94,75,.08);color:var(--brand-dark)}
.btn-light{background:#fff;color:var(--brand-dark);border-color:transparent}
.btn-light:hover{background:#EAF3EE;color:var(--brand-dark)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn .arw{display:inline-block;transition:transform .22s var(--ease)}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer}
.nav-toggle span{display:block;width:16px;height:1.6px;background:var(--ink);border-radius:2px}

.channel-bar{background:#fff;border-bottom:1px solid var(--line)}
.channel-wrap{position:relative}
.channel-wrap::before,.channel-wrap::after{content:"";position:absolute;top:0;bottom:0;width:24px;pointer-events:none;z-index:2}
.channel-wrap::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.channel-wrap::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.channel-tabs{
  display:flex;align-items:center;gap:6px;height:48px;
  overflow-x:auto;scroll-snap-type:x proximity;
  -ms-overflow-style:none;scrollbar-width:none;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
  flex:0 0 auto;scroll-snap-align:start;
  padding:0 16px;height:34px;line-height:34px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);background:transparent;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.channel-tab:hover{background:var(--brand-soft);color:var(--brand-dark)}
.channel-tab.active{background:var(--brand);color:#fff}
.channel-tab.active:hover{background:var(--brand-dark);color:#fff}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-height:52px;font-size:13px;color:var(--muted);letter-spacing:.02em}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#c3c7c4}
.crumb .current{color:var(--ink);font-weight:600}

/* ---------- article layout ---------- */
.article-stack{padding:clamp(40px,5vw,64px) 0 clamp(56px,7vw,88px)}
.article-shell{max-width:820px;margin:0 auto}
.article-main{min-width:0}
.article-head{position:relative;padding-top:22px}
.head-line{display:block;width:32px;height:3px;background:var(--accent);border-radius:2px;margin-bottom:20px}
.article-head h1{
  font-size:clamp(1.75rem,3.4vw,2.6rem);line-height:1.22;font-weight:800;
  letter-spacing:-.02em;color:var(--ink);
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  margin-top:22px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  font-size:13px;color:var(--muted);letter-spacing:.02em;
}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(27,94,75,.08);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#cfd3d0}

/* ---------- article body ---------- */
.article-body{margin-top:32px;font-size:17px;line-height:1.85;color:#23282A}
.article-body p{margin:0 0 1.1em;text-indent:0}
.article-body h2{
  position:relative;font-size:1.4rem;font-weight:700;line-height:1.35;color:var(--ink);
  margin:2.2em 0 .8em;padding-left:14px;border-left:3px solid var(--brand);
}
.article-body h3{font-size:1.15rem;font-weight:600;color:var(--ink);margin:1.8em 0 .6em}
.article-body h4{font-size:1rem;font-weight:600;color:var(--ink);margin:1.6em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0}
.article-body ul li{position:relative;padding-left:20px;margin:.5em 0}
.article-body ul li::before{content:"";position:absolute;left:3px;top:.72em;width:7px;height:7px;background:var(--brand);border-radius:1px}
.article-body ol{counter-reset:olc}
.article-body ol li{position:relative;padding-left:28px;margin:.5em 0;counter-increment:olc}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:.28em;width:19px;height:19px;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:var(--brand);background:var(--brand-soft);border-radius:6px;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:#FBF7EF;
  border-left:3px solid var(--brand);border-radius:0 12px 12px 0;color:#39413f;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;border:1px solid var(--line);margin:1.6em auto;width:100%;height:auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.6em 0;font-size:15px;
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.article-body thead th{
  background:#F1EFEA;color:var(--ink);font-weight:600;text-align:left;
  padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px;
}
.article-body tbody td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.article-body tbody tr:last-child td{border-bottom:none}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(27,94,75,.35)}
.article-body a:hover{color:var(--accent);border-bottom-color:rgba(226,87,28,.35)}
.article-body strong{font-weight:700;color:var(--ink)}

/* ---------- toc ---------- */
.article-toc{display:none}
.toc-card{
  position:sticky;top:132px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1);
}
.toc-card h4{font-size:13px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;margin-bottom:12px}
.toc-card ol{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto}
.toc-card a{display:block;padding:7px 10px;border-radius:8px;font-size:14px;color:var(--muted);line-height:1.5}
.toc-card a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.toc-card a.is-current{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.toc-cta{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.toc-cta p{font-size:13px;color:var(--muted);margin-bottom:10px}

@media (min-width:1200px){
  .article-shell.has-toc{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:48px;max-width:1180px}
  .article-shell.has-toc .article-main{max-width:760px;margin:0 auto}
  .article-shell.has-toc .article-toc{display:block}
}

/* ---------- empty ---------- */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:40px 24px;margin-top:28px;
}
.empty-state svg{width:44px;height:44px;stroke:var(--brand);fill:none;stroke-width:1.6}
.empty-state p{color:var(--muted);font-size:15px}
.empty-state a{color:var(--brand)}

/* ---------- article foot ---------- */
.article-foot{margin-top:clamp(40px,5vw,64px);padding-top:32px;border-top:1px solid var(--line)}
.tag-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.tag-row .label{font-size:13px;color:var(--muted);letter-spacing:.02em}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}

.foot-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:28px}
.foot-nav a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.foot-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#d8d5ce}
.foot-nav .dir{font-size:12px;letter-spacing:.08em;color:var(--brand);font-weight:600}
.foot-nav .ttl{display:block;margin-top:8px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.5}
.foot-nav .desc{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.6}

.related{margin-top:clamp(40px,5vw,56px)}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.related-head h2{font-size:clamp(1.25rem,2vw,1.6rem);font-weight:700;color:var(--ink);letter-spacing:-.01em}
.related-head .more{font-size:14px;font-weight:600}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}

.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#dbd8d1}
.news-card .thumb{position:relative;aspect-ratio:16/10;background:linear-gradient(140deg,#EFEAE1,#E3EDE7);overflow:hidden}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.news-card:hover .thumb img{transform:scale(1.03)}
.news-card .thumb .fallback{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:rgba(27,94,75,.55);letter-spacing:.08em;
}
.news-card .body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card h3{font-size:1.0625rem;font-weight:600;line-height:1.4;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#8b918e;padding-top:6px}
.news-card .foot .arw{color:var(--brand);transition:transform .22s var(--ease)}
.news-card:hover .foot .arw{transform:translateX(3px)}

/* ---------- CTA ---------- */
.cta-band{background:var(--brand-dark);color:#fff}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:48px;align-items:center;padding:clamp(48px,6vw,80px) 0}
.cta-copy h2{font-size:clamp(1.5rem,2.6vw,2.2rem);font-weight:800;letter-spacing:-.01em;line-height:1.2}
.cta-copy p{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px;line-height:1.8;max-width:44ch}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-badges span{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.12);font-size:12px;letter-spacing:.04em;color:#DCE9E3;
}
.cta-form{background:#fff;border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-2)}
.cta-form h3{font-size:1.125rem;font-weight:700;color:var(--ink)}
.cta-form .hint{font-size:13px;color:var(--muted);margin-top:6px}
.field{margin-top:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input{
  width:100%;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:0 14px;background:#FBFAF8;font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input:focus{outline:none;background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(27,94,75,.12)}
.field.has-error input{border-color:var(--accent)}
.field .err{display:none;font-size:13px;color:var(--accent);margin-top:6px}
.field.has-error .err{display:block}
.cta-form .btn{width:100%;margin-top:20px}
.form-note{font-size:12px;color:#8b918e;margin-top:12px;line-height:1.6}

/* ---------- footer ---------- */
.site-footer{background:#14171A;color:#B9BEBB;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:clamp(48px,6vw,72px) 0 40px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:#8E9691}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#9AA19C;max-width:40ch}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.07);font-size:12px;color:#C6CCC8;letter-spacing:.02em;
}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:#9AA19C;line-height:1.7}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#868D89;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .header-search{max-width:240px}
}
@media (max-width:768px){
  .header-top{height:60px;gap:14px}
  .header-search{display:none}
  .header-actions .btn-outline{display:none}
  .nav-toggle{display:flex}
  .related-grid{grid-template-columns:1fr}
  .foot-nav{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .article-body{font-size:16px;line-height:1.8}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text strong{font-size:19px}
  .brand-text em{font-size:12px}
  .btn{padding:0 16px;font-size:14px}
  .article-head h1{font-size:1.55rem}
  .cta-form{padding:20px}
}

/* roulang page: category1 */
:root{
  --brand:#1B5E4B;
  --brand-deep:#12402F;
  --brand-soft:#E6F0EB;
  --ink:#17191A;
  --muted:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,25,26,.06);
  --sh-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-body-color:#17191A;
  --bs-body-bg:#F6F4F0;
  --bs-border-radius:12px;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#E2571C;
  --bs-primary:#1B5E4B;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:140px;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4,p,ul,ol,dl{margin:0;}
ul{list-style:none;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1320px;}}
@media (max-width:768px){.container{padding-left:20px;padding-right:20px;}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .24s var(--ease);}
.site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(23,25,26,.28);}
.header-top{position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;height:66px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{position:relative;width:20px;height:20px;background:var(--brand);border-radius:5px;flex:0 0 20px;}
.brand-mark::after{content:"";position:absolute;right:-5px;bottom:-5px;width:10px;height:10px;background:var(--accent);border-radius:3px;}
.brand-text{display:inline-flex;align-items:baseline;gap:6px;}
.brand-text strong{font-size:22px;font-weight:800;letter-spacing:-.02em;}
.brand-text em{font-style:normal;font-size:14px;color:var(--muted);letter-spacing:.08em;}
.header-actions{display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;width:320px;height:40px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-sm);padding:0 6px 0 12px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(27,94,75,.12);}
.search-box input{flex:1;min-width:0;border:0;background:transparent;font-size:14px;color:var(--ink);outline:none;height:100%;}
.search-box input::placeholder{color:#9AA09D;}
.search-box button{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:0;border-radius:8px;background:var(--brand);color:#fff;cursor:pointer;transition:background .2s var(--ease);}
.search-box button:hover{background:var(--brand-deep);}
.search-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--ink);cursor:pointer;transition:border-color .2s var(--ease),color .2s var(--ease);}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);}
@media (max-width:991px){
  .search-toggle{display:inline-flex;}
  .search-box{display:none;position:absolute;left:0;right:0;top:70px;width:auto;height:48px;background:#fff;box-shadow:var(--sh-2);z-index:20;}
  .search-box.is-open{display:flex;}
}

.btn-brand{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;background:var(--brand);color:#fff;border:1px solid var(--brand);border-radius:var(--r-sm);font-size:14px;font-weight:600;white-space:nowrap;cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
.btn-brand:active{transform:translateY(1px);}

/* ---------- channel bar ---------- */
.channel-bar{background:#fff;border-top:1px solid var(--line);}
.channel-wrap{position:relative;}
.channel-wrap::before,.channel-wrap::after{content:"";position:absolute;top:0;bottom:0;width:22px;pointer-events:none;z-index:2;}
.channel-wrap::before{left:0;background:linear-gradient(90deg,#fff 20%,rgba(255,255,255,0));}
.channel-wrap::after{right:0;background:linear-gradient(270deg,#fff 20%,rgba(255,255,255,0));}
.channel-tabs{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x proximity;padding:10px 0;scrollbar-width:none;overscroll-behavior-x:contain;}
.channel-tabs::-webkit-scrollbar{display:none;}
.channel-tab{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--muted);background:transparent;border:1px solid transparent;transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);}
.channel-tab:hover{color:var(--brand);background:var(--brand-soft);}
.channel-tab.active{color:#fff;background:var(--brand);border-color:var(--brand);}
.channel-tab.active:hover{color:#fff;background:var(--brand-deep);}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--brand-deep);color:#fff;}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;}
.hero-mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,64,47,.94) 0%,rgba(18,64,47,.78) 52%,rgba(18,64,47,.52) 100%);}
.hero-inner{position:relative;z-index:2;padding:56px 0 60px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.72);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:#fff;}
.crumb em{font-style:normal;color:#fff;font-weight:600;}
.eyebrow{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);font-size:13px;letter-spacing:.06em;margin-bottom:18px;}
.page-hero h1{font-size:clamp(1.9rem,3.6vw,2.9rem);line-height:1.18;font-weight:800;letter-spacing:-.02em;max-width:860px;}
.hero-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.86);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border:1px solid rgba(255,255,255,.6);border-radius:var(--r-sm);color:#fff;font-size:15px;font-weight:600;background:transparent;transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.page-hero .btn-brand{height:44px;padding:0 22px;font-size:15px;background:#fff;color:var(--brand-deep);border-color:#fff;}
.page-hero .btn-brand:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.hero-actions .arrow{transition:transform .2s var(--ease);}
.page-hero .btn-brand:hover .arrow{transform:translateX(2px);}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-badges span{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.9);}

/* ---------- sections ---------- */
.section{padding:clamp(56px,7vw,96px) 0;}
.section-tight{padding:clamp(44px,5vw,72px) 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.2;font-weight:700;letter-spacing:-.01em;}
.section-head h2::before{content:"";display:block;width:34px;height:3px;background:var(--accent);border-radius:2px;margin-bottom:16px;}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center h2::before{margin-left:auto;margin-right:auto;}

/* ---------- stat strip ---------- */
.stat-strip{background:var(--brand-deep);color:#fff;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:38px 0;}
.stat-item{border-left:1px solid rgba(255,255,255,.18);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:clamp(1.7rem,2.6vw,2.3rem);font-weight:800;letter-spacing:-.02em;line-height:1.1;}
.stat-num small{font-size:.5em;font-weight:600;margin-left:4px;color:rgba(255,255,255,.7);}
.stat-label{margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.72);}
@media (max-width:768px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:26px 16px;padding:30px 0;}
  .stat-item:nth-child(odd){border-left:0;padding-left:0;}
}

/* ---------- layout ---------- */
.layout-grid{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:32px;align-items:start;}
@media (max-width:991px){.layout-grid{grid-template-columns:1fr;gap:40px;}}

.lead-text{font-size:17px;color:var(--muted);margin-bottom:32px;max-width:820px;}
.lead-text strong{color:var(--ink);font-weight:600;}

.feed-list{display:flex;flex-direction:column;gap:20px;}
.feed-card{display:grid;grid-template-columns:240px 1fr;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:16px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);}
.feed-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:transparent;}
.feed-thumb{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:8/5;background:#EFEBE4;}
.feed-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.feed-card:hover .feed-thumb img{transform:scale(1.03);}
.feed-body{display:flex;flex-direction:column;justify-content:center;min-width:0;}
.feed-tag{display:inline-flex;align-self:flex-start;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);background:rgba(27,94,75,.08);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;}
.feed-title{margin-top:10px;font-size:1.2rem;line-height:1.4;font-weight:600;}
.feed-text{margin-top:8px;font-size:15px;color:var(--muted);}
.feed-meta{margin-top:12px;display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:#8A8F8C;letter-spacing:.02em;}
.feed-meta span{display:inline-flex;align-items:center;gap:6px;}
.feed-meta i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;font-style:normal;}
@media (max-width:575px){
  .feed-card{grid-template-columns:1fr;padding:14px;}
  .feed-thumb{aspect-ratio:16/9;}
}

/* ---------- sidebar ---------- */
.side-col{position:sticky;top:150px;display:flex;flex-direction:column;gap:20px;}
@media (max-width:991px){.side-col{position:static;top:auto;}}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);}
.side-card h3{font-size:15px;font-weight:700;letter-spacing:.02em;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:3px;height:14px;background:var(--brand);border-radius:2px;}
.anchor-list li + li{margin-top:2px;}
.anchor-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 10px;border-radius:8px;font-size:14.5px;color:var(--muted);transition:background .2s var(--ease),color .2s var(--ease);}
.anchor-list a::after{content:"→";font-size:13px;color:#B4B9B6;transition:transform .2s var(--ease),color .2s var(--ease);}
.anchor-list a:hover{background:var(--brand-soft);color:var(--brand);}
.anchor-list a:hover::after{transform:translateX(2px);color:var(--brand);}
.quick-links{display:flex;flex-direction:column;gap:10px;}
.quick-links a{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);}
.quick-links a:hover{border-color:var(--brand);background:var(--brand-soft);transform:translateY(-2px);}
.quick-links strong{font-size:14.5px;color:var(--ink);font-weight:600;}
.quick-links span{font-size:13px;color:var(--muted);}
.side-cta{background:var(--brand);color:#fff;border:0;}
.side-cta h3{color:#fff;}
.side-cta h3::before{background:var(--accent);}
.side-cta p{font-size:14px;color:rgba(255,255,255,.82);}
.side-cta .btn-ghost{width:100%;margin-top:16px;border-color:rgba(255,255,255,.5);}
.side-cta .btn-ghost:hover{background:rgba(255,255,255,.16);}

/* ---------- scene cards ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.scene-icon{width:38px;height:38px;border-radius:10px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-weight:800;font-size:15px;margin-bottom:16px;}
.scene-card h3{font-size:1.1rem;font-weight:600;line-height:1.4;}
.scene-card p{margin-top:10px;font-size:15px;color:var(--muted);}
@media (max-width:991px){.scene-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575px){.scene-grid{grid-template-columns:1fr;}}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-accordion .accordion-item{background:transparent;border:0;border-top:1px solid var(--line);}
.faq-accordion .accordion-item:last-child{border-bottom:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{width:100%;background:transparent;border:0;box-shadow:none;padding:22px 44px 22px 0;font-size:1.05rem;font-weight:600;color:var(--ink);line-height:1.5;position:relative;transition:color .2s var(--ease);}
.faq-accordion .accordion-button::after{content:"";position:absolute;right:8px;top:50%;width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-70%) rotate(45deg);transition:transform .24s var(--ease),border-color .2s var(--ease);background:none;margin:0;}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--brand);}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none;}
.faq-accordion .accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:3px;}
.faq-accordion .accordion-body{padding:0 44px 24px 0;font-size:15.5px;color:var(--muted);line-height:1.8;}
@media (max-width:575px){
  .faq-accordion .accordion-button{padding:18px 36px 18px 0;font-size:1rem;}
  .faq-accordion .accordion-body{padding:0 36px 20px 0;}
}

/* ---------- read cards ---------- */
.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.read-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.read-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.read-thumb{aspect-ratio:16/10;overflow:hidden;background:#EFEBE4;}
.read-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.read-card:hover .read-thumb img{transform:scale(1.03);}
.read-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.read-body h3{font-size:1.08rem;font-weight:600;line-height:1.4;}
.read-body p{margin-top:8px;font-size:14.5px;color:var(--muted);flex:1;}
.read-more{margin-top:14px;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.read-more span{transition:transform .2s var(--ease);}
.read-card:hover .read-more span{transform:translateX(3px);}
.back-row{margin-top:32px;text-align:center;}
.btn-line{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border:1px solid var(--brand);border-radius:var(--r-sm);color:var(--brand);font-size:15px;font-weight:600;transition:background .2s var(--ease),color .2s var(--ease);}
.btn-line:hover{background:rgba(27,94,75,.08);color:var(--brand-deep);}
@media (max-width:991px){.read-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575px){.read-grid{grid-template-columns:1fr;}}

/* ---------- cta band ---------- */
.cta-band{background:var(--brand-deep);color:#fff;}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:clamp(48px,6vw,80px) 0;}
.cta-copy h2{font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:800;letter-spacing:-.01em;line-height:1.25;}
.cta-copy p{margin-top:14px;color:rgba(255,255,255,.78);font-size:16px;max-width:460px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-points span{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.9);}
.cta-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-lg);padding:26px;}
.cta-form h3{font-size:1.15rem;font-weight:700;}
.cta-form p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.7);}
.form-row{margin-top:16px;}
.form-row label{display:block;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:8px;letter-spacing:.02em;}
.form-row input{width:100%;height:46px;padding:0 14px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.96);color:var(--ink);font-size:15px;outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.form-row input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(27,94,75,.18);}
.form-row input.is-error{border-color:var(--accent);box-shadow:0 0 0 4px rgba(226,87,28,.18);}
.form-tip{margin-top:8px;font-size:13px;color:var(--accent);min-height:18px;}
.cta-form .btn-brand{width:100%;height:48px;margin-top:18px;font-size:15.5px;background:#fff;color:var(--brand-deep);border-color:#fff;}
.cta-form .btn-brand:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.form-note{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.6);}
@media (max-width:991px){.cta-inner{grid-template-columns:1fr;gap:32px;}}

/* ---------- footer ---------- */
.site-footer{background:#14161A;color:rgba(255,255,255,.72);padding:clamp(48px,6vw,72px) 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-text em{color:rgba(255,255,255,.6);}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);font-size:12.5px;color:rgba(255,255,255,.72);}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a,.footer-col ul li span{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col ul li a:hover{color:#fff;}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.5);}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px;}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --brand:#1B5E4B;
  --brand-dark:#12402F;
  --brand-tint:#E6F0EB;
  --ink:#17191A;
  --muted:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(23,25,26,.06);
  --shadow-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-color:#17191A;
  --bs-border-radius:16px;
  --bs-border-radius-sm:10px;
  --bs-primary:#1B5E4B;
  --bs-primary-rgb:27,94,75;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#E2571C;
  --bs-border-color:#E6E3DD;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--accent)}
button,input,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.15;letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- 通用元件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
  text-decoration:none;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-primary .arrow{transition:transform .2s var(--ease)}
.btn-primary:hover .arrow{transform:translateX(2px)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(27,94,75,.08);color:var(--brand)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:disabled,.btn[disabled]{opacity:.5;cursor:not-allowed}
.pill{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(27,94,75,.08);color:var(--brand);
}
.pill-accent{background:rgba(226,87,28,.1);color:var(--accent)}
.pill-muted{background:rgba(91,96,94,.1);color:var(--muted)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(27,94,75,.35);padding-bottom:1px}
.text-link:hover{color:var(--accent);border-bottom-color:rgba(226,87,28,.45)}
.section{padding:clamp(64px,8vw,112px) 0}
.section-tight{padding:clamp(48px,6vw,80px) 0}
.section-head{max-width:720px;margin-bottom:clamp(28px,4vw,48px)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-title{font-size:clamp(1.75rem,2.6vw,2.5rem);font-weight:700;line-height:1.15;letter-spacing:-.02em}
.section-desc{margin-top:14px;font-size:16px;line-height:1.8;color:var(--muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--brand);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.dark-block .eyebrow{color:#9FD3C2}
.dark-block .eyebrow::before{background:var(--accent)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff}
.header-top{border-bottom:1px solid var(--line);background:#fff;transition:box-shadow .22s var(--ease)}
.site-header.is-stuck .header-top{box-shadow:0 1px 2px rgba(23,25,26,.06)}
.header-main{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  position:relative;width:20px;height:20px;background:var(--brand);
  border-radius:6px 6px 6px 2px;
}
.brand-mark::after{
  content:"";position:absolute;right:-1px;bottom:-1px;width:8px;height:8px;
  background:var(--accent);border-radius:0 0 3px 0;
}
.brand-text{display:flex;align-items:baseline;gap:6px}
.brand-text strong{font-size:21px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-text em{font-style:normal;font-size:13px;font-weight:500;letter-spacing:.08em;color:var(--muted)}
.search-box{
  display:none;flex:1 1 auto;max-width:320px;align-items:center;gap:10px;
  height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--bg);transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(27,94,75,.12)}
.search-box i{font-size:14px;color:var(--muted)}
.search-box input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:14px}
.search-box input::placeholder{color:#9A9E9C}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:var(--radius-sm);border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand)}
.mobile-search{padding-bottom:14px}
.search-box--wide{display:flex;max-width:none;margin-bottom:0}
@media (min-width:992px){
  .search-box{display:flex}
  .icon-btn{display:none}
  .mobile-search{display:none !important}
}

.channel-bar{background:#fff;border-bottom:1px solid var(--line)}
.channel-wrap{position:relative}
.channel-wrap::before,
.channel-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:24px;pointer-events:none;z-index:2;
}
.channel-wrap::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.channel-wrap::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.channel-tabs{
  display:flex;gap:8px;padding:10px 0;overflow-x:auto;
  scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
  flex:0 0 auto;scroll-snap-align:start;padding:8px 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--muted);white-space:nowrap;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.channel-tab:hover{background:var(--brand-tint);color:var(--brand)}
.channel-tab.active{background:var(--brand);color:#fff;font-weight:600}
.channel-tab.active:hover{background:var(--brand-dark);color:#fff}

/* ---------- 页面顶部 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--brand-dark);color:#fff;padding:44px 0 clamp(48px,6vw,72px)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.png) center/cover no-repeat;
  opacity:.26;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,64,47,.94) 0%,rgba(18,64,47,.72) 58%,rgba(18,64,47,.5) 100%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.7)}
.breadcrumb-line a{color:rgba(255,255,255,.82)}
.breadcrumb-line a:hover{color:#fff}
.breadcrumb-line .sep{opacity:.5}
.breadcrumb-line .current{color:#fff;font-weight:600}
.hero-inner{margin-top:26px;max-width:820px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.14);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.06em}
.display-title{
  margin-top:18px;
  font-size:clamp(2.1rem,4.4vw,3.4rem);
  font-weight:800;line-height:1.1;letter-spacing:-.02em;color:#fff;
}
.hero-lead{margin-top:20px;font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.84);max-width:760px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.mini-badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.12);color:#fff;font-size:13.5px;font-weight:500;
  border:1px solid rgba(255,255,255,.14);
}
.mini-badge i{font-size:12px;color:#9FD3C2}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding:8px 0}
.timeline::before{
  content:"";position:absolute;left:170px;top:20px;bottom:20px;width:2px;
  background:linear-gradient(180deg,rgba(27,94,75,.05),var(--line) 12%,var(--line) 88%,rgba(27,94,75,.05));
}
.tl-item{display:grid;grid-template-columns:148px 44px minmax(0,1fr);align-items:stretch;padding-bottom:28px}
.tl-item:last-child{padding-bottom:0}
.tl-date{text-align:right;padding:22px 22px 0 0;display:flex;flex-direction:column;gap:2px}
.tl-date .d{font-size:15px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.tl-date .w{font-size:13px;color:var(--muted)}
.tl-axis{position:relative}
.tl-axis .dot{
  position:absolute;left:50%;top:28px;transform:translate(-50%,-50%);
  width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--brand);z-index:1;
}
.tl-item.is-live .tl-axis .dot{border-color:var(--accent);box-shadow:0 0 0 4px rgba(226,87,28,.14)}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D9D5CD}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px}
.tl-time{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.02em;font-variant-numeric:tabular-nums}
.tl-card h3{font-size:1.2rem;font-weight:600;line-height:1.45}
.tl-card p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--muted)}
.tl-list{margin-top:16px;display:grid;gap:8px}
.tl-list li{position:relative;padding-left:16px;font-size:14.5px;color:var(--muted);line-height:1.7}
.tl-list li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;background:rgba(27,94,75,.35);border-radius:2px}
.tl-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.tl-meta{font-size:13px;color:var(--muted);letter-spacing:.02em}

@media (max-width:767px){
  .timeline::before{left:7px;top:10px;bottom:10px}
  .tl-item{grid-template-columns:1fr;padding-left:34px;position:relative;padding-bottom:20px}
  .tl-axis{display:none}
  .tl-item::before{
    content:"";position:absolute;left:0;top:22px;width:16px;height:16px;border-radius:50%;
    background:#fff;border:3px solid var(--brand);
  }
  .tl-item.is-live::before{border-color:var(--accent)}
  .tl-date{text-align:left;padding:0 0 10px;flex-direction:row;align-items:baseline;gap:10px}
  .tl-card{padding:20px}
}

/* ---------- 数据看板 ---------- */
.metrics-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border-radius:var(--radius-md);overflow:hidden}
.metric-cell{background:#fff;padding:28px 24px}
.metric-num{
  font-size:clamp(1.8rem,3vw,2.4rem);font-weight:800;letter-spacing:-.02em;
  color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.1;
}
.metric-label{margin-top:10px;font-size:14px;color:var(--muted)}
@media (max-width:767px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:26px 22px;box-shadow:var(--shadow-1);height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D9D5CD}
.scene-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-tint);color:var(--brand);font-size:18px;margin-bottom:18px;
}
.scene-card h3{font-size:1.125rem;font-weight:600;line-height:1.4}
.scene-card p{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--muted)}
@media (max-width:991px){.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575px){.scene-grid{grid-template-columns:1fr}}

/* ---------- 图文区 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,4vw,56px);align-items:center}
.split-art{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);position:relative;aspect-ratio:16/11;background:var(--brand-tint)}
.split-art img{width:100%;height:100%;object-fit:cover}
.split-art .art-tag{
  position:absolute;left:20px;bottom:20px;background:rgba(18,64,47,.86);color:#fff;
  font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px;letter-spacing:.02em;
}
.check-list{margin-top:24px;display:grid;gap:14px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;line-height:1.75;color:var(--muted)}
.check-list i{color:var(--brand);font-size:15px;margin-top:5px}
@media (max-width:991px){.split{grid-template-columns:1fr}}

/* ---------- 步骤 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:28px 24px;height:100%;position:relative;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease)
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.step-num{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.step-card h3{margin-top:14px;font-size:1.15rem;font-weight:600;line-height:1.4}
.step-card p{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--muted)}
@media (max-width:991px){.step-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-accordion .accordion-item{background:transparent;border:0;border-top:1px solid var(--line);border-radius:0}
.faq-accordion .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq-accordion .accordion-header{margin:0}
.faq-accordion .accordion-button{
  background:transparent;box-shadow:none;border:0;border-radius:0;
  padding:22px 46px 22px 0;position:relative;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand)}
.faq-accordion .accordion-button:hover{color:var(--brand)}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-accordion .accordion-button::after{
  content:"";width:9px;height:9px;background:none;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(45deg);transition:transform .22s var(--ease);
  position:absolute;right:8px;top:calc(50% - 7px);
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.faq-accordion .accordion-body{padding:0 46px 24px 0;font-size:15.5px;line-height:1.85;color:var(--muted)}

/* ---------- 关联阅读 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;
  display:flex;flex-direction:column;height:100%;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D9D5CD}
.news-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--brand-tint)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .28s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:1.125rem;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14.5px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);letter-spacing:.02em}
@media (max-width:991px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575px){.related-grid{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta-band{background:var(--brand-dark);color:#fff;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-3.webp) center/cover no-repeat;opacity:.16;
}
.cta-band .container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:clamp(28px,4vw,64px);align-items:center}
.cta-title{font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:800;color:#fff;line-height:1.2;letter-spacing:-.02em}
.cta-text{margin-top:16px;font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.8);max-width:520px}
.cta-points{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.12);font-size:13px}
.cta-form{background:#fff;border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow-2);color:var(--ink)}
.cta-form h3{font-size:1.05rem;font-weight:700}
.cta-form .form-hint{margin-top:8px;font-size:13px;color:var(--muted)}
.field{margin-top:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:8px}
.field input{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--bg);outline:none;font-size:14.5px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.field input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(27,94,75,.12)}
.field input.is-error{border-color:var(--accent);box-shadow:0 0 0 4px rgba(226,87,28,.1)}
.field-error{margin-top:8px;font-size:13px;color:var(--accent);display:none}
.field-error.show{display:block}
.cta-form .btn{width:100%;margin-top:20px}
.form-note{margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.65}
@media (max-width:991px){.cta-grid{grid-template-columns:1fr}}

/* ---------- 页脚 ---------- */
.site-footer{background:#17191A;color:rgba(255,255,255,.72);padding:clamp(48px,6vw,72px) 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:clamp(24px,3vw,48px)}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:360px}
.footer-tags{margin-top:20px;display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.08);font-size:12.5px;color:rgba(255,255,255,.8)}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;margin-bottom:18px}
.footer-col ul{display:grid;gap:12px}
.footer-col li{font-size:14px;line-height:1.6}
.footer-col a,.footer-col span{color:rgba(255,255,255,.68)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:clamp(32px,4vw,52px);padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:991px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr}}

/* ---------- 入场动效 ---------- */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1 !important;transform:none !important;transition:none}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category4 */
:root{
  --brand:#1B5E4B;
  --brand-dark:#12402F;
  --brand-tint:#E6F0EB;
  --ink:#17191A;
  --ink-2:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --r-btn:10px;
  --r-card:16px;
  --r-lg:20px;
  --shadow-1:0 1px 2px rgba(23,25,26,.06);
  --shadow-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --nav-h:132px;

  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-color:#17191A;
  --bs-body-bg:#F6F4F0;
  --bs-border-radius:10px;
  --bs-primary:#1B5E4B;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#12402F;
  --bs-border-color:#E6E3DD;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:150px}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
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:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 24px -18px rgba(23,25,26,.5)}
.header-top{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:76px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:20px;height:20px;border-radius:5px;
  background:var(--brand);
  clip-path:polygon(0 0,62% 0,100% 38%,100% 100%,38% 100%,0 62%);
  flex:0 0 auto;
}
.brand-text{display:flex;align-items:baseline;gap:8px}
.brand-text strong{
  font-size:1.375rem;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1;
}
.brand-text em{
  font-style:normal;font-size:14px;letter-spacing:.08em;color:var(--ink-2);line-height:1;
}
.header-search{
  position:relative;flex:1 1 auto;max-width:320px;display:none;
}
.header-search svg{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;stroke:var(--ink-2);fill:none;stroke-width:1.8;
}
.header-search input{
  width:100%;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#FBF9F6;padding:0 14px 0 36px;font-size:14px;color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.header-search input::placeholder{color:#9AA09D}
.header-search input:focus{
  outline:none;background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(27,94,75,.12);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}

.btn-brand,.btn-outline-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:all .2s var(--ease);white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-brand:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.btn-brand .arrow{transition:transform .2s var(--ease)}
.btn-brand:hover .arrow{transform:translateX(2px)}
.btn-outline-brand{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline-brand:hover{background:rgba(27,94,75,.08);color:var(--brand-dark)}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:transparent;padding:0 14px}
.btn-ghost:hover{color:var(--brand);background:rgba(27,94,75,.06)}
.site-header .btn-brand,.site-header .btn-ghost{height:40px}
.btn-brand:active{transform:translateY(1px)}
.btn-brand:disabled,.btn-outline-brand:disabled{opacity:.5;cursor:not-allowed}

/* channel tabs */
.channel-bar{border-top:1px solid var(--line);background:#fff}
.channel-wrap{position:relative}
.channel-tabs{
  display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x proximity;
  padding:10px 0;-ms-overflow-style:none;scrollbar-width:none;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-wrap::before,.channel-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:24px;pointer-events:none;z-index:2;
}
.channel-wrap::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.channel-wrap::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.channel-tab{
  scroll-snap-align:start;flex:0 0 auto;
  padding:8px 18px;border-radius:999px;font-size:14.5px;font-weight:500;
  color:var(--ink-2);border:1px solid transparent;background:transparent;
  transition:all .2s var(--ease);
}
.channel-tab:hover{background:var(--brand-tint);color:var(--brand-dark)}
.channel-tab.active{background:var(--brand);color:#fff;font-weight:600}

/* ============ breadcrumb ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;letter-spacing:.02em;color:var(--ink-2);padding:12px 0;
}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C4C1BA}
.crumb .current{color:var(--ink);font-weight:600}

/* ============ hero ============ */
.page-hero{padding:clamp(40px,5vw,64px) 0 clamp(32px,4vw,48px)}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--brand);
  background:var(--brand-tint);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.hero-title{
  font-size:clamp(2rem,4vw,3rem);line-height:1.14;font-weight:800;letter-spacing:-.02em;
}
.hero-title .hl{color:var(--brand);position:relative;white-space:nowrap}
.hero-title .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:.08em;height:8px;
  background:rgba(226,87,28,.22);border-radius:4px;z-index:-1;
}
.hero-sub{margin-top:16px;font-size:1.0625rem;color:var(--ink-2);max-width:36em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-badge{
  font-size:12.5px;color:var(--brand-dark);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:5px 13px;box-shadow:var(--shadow-1);
}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2)}
.hero-figure img{width:100%;aspect-ratio:5/4;object-fit:cover}
.hero-figure .figure-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(18,64,47,.88);color:#fff;border-radius:12px;
  padding:10px 16px;font-size:13px;line-height:1.5;backdrop-filter:blur(2px);
}
.hero-figure .figure-tag strong{display:block;font-size:1.25rem;font-weight:700;font-variant-numeric:tabular-nums}

/* ============ stats ============ */
.stat-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:26px 20px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:none}
.stat-num{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;letter-spacing:-.02em;color:var(--brand);font-variant-numeric:tabular-nums}
.stat-num span{font-size:.9rem;font-weight:600;color:var(--ink-2);margin-left:4px}
.stat-label{font-size:13.5px;color:var(--ink-2);margin-top:4px}

/* ============ layout: sidebar + content ============ */
.section{padding:clamp(56px,7vw,96px) 0}
.section-head{max-width:760px;margin-bottom:clamp(28px,3.5vw,44px)}
.section-title{font-size:clamp(1.6rem,2.6vw,2.25rem);line-height:1.18;font-weight:700}
.section-desc{margin-top:14px;color:var(--ink-2);font-size:1.0625rem}
.title-line{width:32px;height:3px;background:var(--accent);border-radius:2px;margin-bottom:16px}

.rule-layout{display:grid;grid-template-columns:280px 1fr;gap:clamp(24px,3.5vw,56px);align-items:start}

.toc-card{
  position:sticky;top:calc(var(--nav-h) + 20px);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--shadow-1);
}
.toc-card h3{font-size:14px;letter-spacing:.06em;color:var(--ink-2);font-weight:600;margin-bottom:14px}
.toc-list li+li{margin-top:2px}
.toc-list a{
  display:flex;align-items:flex-start;gap:10px;
  padding:9px 10px;border-radius:10px;font-size:14.5px;color:var(--ink-2);
  transition:all .18s var(--ease);
}
.toc-list a .idx{
  font-size:12px;font-weight:700;color:var(--brand);background:var(--brand-tint);
  border-radius:6px;padding:1px 6px;font-variant-numeric:tabular-nums;flex:0 0 auto;margin-top:3px;
}
.toc-list a:hover{background:#F7F5F1;color:var(--brand-dark)}
.toc-list a.active{background:var(--brand-tint);color:var(--brand-dark);font-weight:600}
.toc-help{
  margin-top:18px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-2);line-height:1.7;
}
.toc-help a{font-weight:600}

/* rule groups */
.rule-group{margin-bottom:clamp(36px,4.5vw,60px)}
.rule-group:last-child{margin-bottom:0}
.group-title{
  display:flex;align-items:center;gap:14px;
  font-size:clamp(1.25rem,2vw,1.5rem);font-weight:700;margin-bottom:6px;
}
.group-num{
  font-size:13px;font-weight:800;color:#fff;background:var(--brand);
  border-radius:8px;padding:3px 9px;letter-spacing:.02em;
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.group-note{font-size:14px;color:var(--ink-2);margin:0 0 14px;padding-left:52px}
.rule-list{border-top:1px solid var(--line)}
.rule-row{padding:20px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(220px,1fr) 1.6fr;gap:20px 32px}
.rule-row dt{
  font-size:1rem;font-weight:600;color:var(--ink);display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
}
.rule-row dd{margin:0;font-size:15px;color:var(--ink-2);line-height:1.8}
.rule-row dd strong{color:var(--ink);font-weight:600}
.rule-steps{margin-top:10px;display:grid;gap:6px}
.rule-steps li{position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2)}
.rule-steps li::before{
  content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:2px;
  background:var(--brand);transform:rotate(45deg);
}
.level{
  font-size:11.5px;font-weight:600;line-height:1;border-radius:999px;padding:5px 10px;
  letter-spacing:.02em;white-space:nowrap;
}
.level-instant{background:rgba(226,87,28,.12);color:var(--accent)}
.level-fast{background:var(--brand-tint);color:var(--brand-dark)}
.level-day{background:#EFEDE8;color:var(--ink-2)}

/* ============ timing table (badge grid) ============ */
.timing{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.timing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.timing-card{
  background:#FBF9F6;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.timing-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.timing-card .tm-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.timing-card h3{font-size:1.0625rem;font-weight:700}
.timing-card p{font-size:14.5px;color:var(--ink-2)}
.tm-dot{width:10px;height:10px;border-radius:50%;background:var(--brand);flex:0 0 auto}
.tm-dot.orange{background:var(--accent)}
.tm-dot.grey{background:#B7B3AC}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{border:none;border-top:1px solid var(--line);background:transparent}
.accordion-item:last-child{border-bottom:1px solid var(--line)}
.accordion-button{
  background:transparent;color:var(--ink);font-size:1.0625rem;font-weight:600;
  padding:20px 44px 20px 0;box-shadow:none;line-height:1.6;
}
.accordion-button::after{
  background-image:none;
  content:"";width:12px;height:12px;border-right:2px solid var(--ink-2);border-bottom:2px solid var(--ink-2);
  transform:rotate(45deg);position:absolute;right:12px;top:50%;margin-top:-8px;
  transition:transform .22s var(--ease);
}
.accordion-button:not(.collapsed){color:var(--brand);background:transparent}
.accordion-button:not(.collapsed)::after{border-color:var(--brand);transform:rotate(-135deg);margin-top:-2px}
.accordion-button:focus{box-shadow:none;border-color:var(--line)}
.accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
.accordion-body{padding:0 44px 24px 0;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ============ CTA ============ */
.cta-band{background:var(--brand-dark);color:#fff;border-radius:var(--r-lg);overflow:hidden}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);padding:clamp(32px,4.5vw,56px)}
.cta-title{color:#fff;font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.2;font-weight:800;letter-spacing:-.02em}
.cta-desc{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:20px;font-size:14.5px;color:rgba(255,255,255,.86)}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;
  background:var(--accent);transform:rotate(45deg);
}
.cta-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-card);padding:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:rgba(255,255,255,.8);margin-bottom:6px;letter-spacing:.02em}
.field input,.field textarea{
  width:100%;background:rgba(255,255,255,.94);border:1px solid transparent;border-radius:var(--r-btn);
  padding:11px 14px;font-size:15px;color:var(--ink);transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.field textarea{min-height:88px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:none;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.22);
}
.field .err{display:none;font-size:13px;color:#FFC3A6;margin-top:6px}
.field.has-error input,.field.has-error textarea{border-color:var(--accent)}
.field.has-error .err{display:block}
.cta-form .btn-brand{width:100%;background:var(--accent);border-color:var(--accent)}
.cta-form .btn-brand:hover{background:#C8480F;border-color:#C8480F}
.form-note{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.62);text-align:center}
.form-success{display:none;margin-top:14px;font-size:14px;color:#B9E6D4;text-align:center}
.form-success.show{display:block}

/* ============ related ============ */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.rcard:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rcard .thumb{position:relative;overflow:hidden}
.rcard .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .25s var(--ease)}
.rcard:hover .thumb img{transform:scale(1.03)}
.rcard .pill{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:600;border-radius:999px;padding:4px 11px;
}
.rcard .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard h3{font-size:1.125rem;line-height:1.45;font-weight:600}
.rcard p{font-size:14.5px;color:var(--ink-2);line-height:1.7}
.rcard .more{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;gap:6px;align-items:center}
.rcard:hover .more .arrow{transform:translateX(3px)}
.rcard .more .arrow{transition:transform .2s var(--ease)}
.back-row{display:flex;justify-content:center;margin-top:40px}

/* ============ footer ============ */
.site-footer{background:#101312;color:rgba(255,255,255,.72);padding:clamp(48px,6vw,80px) 0 0;margin-top:clamp(56px,7vw,96px)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:clamp(24px,3vw,48px)}
.site-footer .brand-text strong{color:#fff}
.site-footer .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;max-width:34em}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  font-size:12.5px;color:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:4px 12px;
}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px;font-size:14px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:clamp(36px,4vw,56px);border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ============ responsive ============ */
@media (min-width:992px){
  .header-search{display:block}
}
@media (max-width:1199px){
  .rule-layout{grid-template-columns:240px 1fr;gap:32px}
  .timing-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:991px){
  :root{--nav-h:120px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-figure{order:-1}
  .hero-figure img{aspect-ratio:16/9}
  .rule-layout{grid-template-columns:1fr}
  .toc-card{position:static;margin-bottom:28px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2n){border-right:none}
  .stat-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .timing-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .rule-row{grid-template-columns:1fr;gap:10px}
  .group-note{padding-left:0}
  .timing-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .header-actions .btn-ghost{display:none}
  .cta-form{padding:20px}
}
@media (max-width:575px){
  .brand-text em{display:none}
  .hero-title{font-size:1.75rem}
  .btn-brand,.btn-outline-brand{height:42px;padding:0 18px;font-size:14.5px}
  .hero-actions .btn-brand,.hero-actions .btn-outline-brand{flex:1 1 auto}
  .accordion-button{font-size:1rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --brand:#1B5E4B;
  --brand-dark:#12402F;
  --brand-light:#E6F0EB;
  --ink:#17191A;
  --muted:#5B605E;
  --line:#E6E3DD;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --accent:#E2571C;
  --r-sm:10px;
  --r-pill:999px;
  --r-card:16px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(23,25,26,.06);
  --sh-2:0 12px 32px -16px rgba(23,25,26,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-color:#17191A;
  --bs-body-bg:#F6F4F0;
  --bs-border-radius:10px;
  --bs-primary:#1B5E4B;
  --bs-link-color:#1B5E4B;
  --bs-link-hover-color:#12402F;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-focus-border-color:#E6E3DD;
  --bs-accordion-active-color:#17191A;
  --bs-accordion-active-bg:#FFFFFF;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px -14px rgba(23,25,26,.35)}
.nav-main{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:20px;height:20px;
  display:inline-block;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  border-radius:4px 12px 4px 12px;
  transform:rotate(8deg);
}
.brand-text{display:inline-flex;align-items:baseline;gap:6px;line-height:1}
.brand-text strong{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-text em{font-size:14px;font-style:normal;letter-spacing:.08em;color:var(--muted)}
.nav-search{
  position:relative;
  width:320px;
  margin-left:auto;
}
.nav-search input{
  width:100%;
  height:40px;
  padding:0 40px 0 16px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:#FAFAF8;
  color:var(--ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.nav-search input::placeholder{color:#9AA09D}
.nav-search input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(27,94,75,.12);
}
.nav-search button{
  position:absolute;right:4px;top:4px;
  width:32px;height:32px;
  border:0;border-radius:50%;
  background:var(--brand-light);color:var(--brand);
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-search button:hover{background:var(--brand);color:#fff}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  font-weight:600;
  font-size:15px;
  cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn i{transition:transform .18s var(--ease)}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.btn-primary:hover i{transform:translateX(2px)}
.btn-primary:active{background:#0E3427}
.btn-primary:disabled{background:#B9C7C2;border-color:#B9C7C2;cursor:not-allowed}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(27,94,75,.08);color:var(--brand-dark)}
.btn-light{background:#fff;color:var(--brand);border-color:#fff}
.btn-light:hover{background:#E6F0EB;color:var(--brand-dark)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:600;
  border:0;background:none;padding:0;
}
.btn-link:hover{color:var(--accent)}
.btn-link:hover i{transform:translateX(2px)}

.channel-bar{
  border-top:1px solid var(--line);
  background:#fff;
}
.channel-wrap{position:relative}
.channel-tabs{
  display:flex;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  scroll-snap-type:x proximity;
  padding:10px 0;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tab{
  flex:0 0 auto;
  scroll-snap-align:start;
  padding:8px 16px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.channel-tab:hover{background:var(--brand-light);color:var(--brand-dark)}
.channel-tab.active{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;color:var(--ink);
  cursor:pointer;
}

/* ============ 通用板块 ============ */
.section{padding:clamp(56px,7vw,96px) 0}
.section-tight{padding-top:0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(1.6rem,2.5vw,2.25rem);
  line-height:1.15;
  font-weight:700;
}
.section-head .sub{
  margin-top:10px;
  color:var(--muted);
  font-size:15px;
  max-width:640px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.14em;
  font-weight:700;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";
  width:22px;height:2px;
  background:var(--accent);
  display:inline-block;
}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--brand-dark);
  color:#fff;
  isolation:isolate;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:.42;
  z-index:-2;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 12% 20%,rgba(226,87,28,.22),transparent 62%),
    linear-gradient(105deg,rgba(18,64,47,.96) 8%,rgba(18,64,47,.78) 52%,rgba(18,64,47,.52) 100%);
  z-index:-1;
}
.hero-inner{padding:clamp(48px,7vw,92px) 0 clamp(40px,5vw,68px)}
.crumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.72);
  letter-spacing:.02em;
  margin-bottom:22px;
}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.crumb em{font-style:normal;color:#fff}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  font-size:13px;font-weight:600;color:#fff;
  margin-bottom:20px;
}
.hero-badge i{color:var(--accent)}
.page-hero h1{
  font-size:clamp(2.1rem,4.6vw,3.6rem);
  line-height:1.1;
  font-weight:800;
  letter-spacing:-.02em;
  color:#fff;
  max-width:820px;
}
.hero-sub{
  margin-top:16px;
  font-size:clamp(1rem,1.35vw,1.15rem);
  color:rgba(255,255,255,.86);
  max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:26px;
}
.hero-badges span{
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;
  color:#fff;
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:38px;
  max-width:720px;
}
.hero-stats div{
  padding:16px 18px;
  border-radius:var(--r-card);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
}
.hero-stats strong{
  display:block;
  font-size:1.6rem;
  font-weight:800;
  color:#fff;
  line-height:1.2;
}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.78)}

/* ============ 导语 ============ */
.intro-band{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.intro-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:40px;
  align-items:center;
  padding:clamp(36px,5vw,60px) 0;
}
.intro-grid p{color:var(--muted);font-size:16px;margin-bottom:14px}
.intro-grid p:last-child{margin-bottom:0}
.intro-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}

/* ============ 筛选 pill ============ */
.filter-row{
  display:flex;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-bottom:8px;
  margin-bottom:28px;
}
.filter-row::-webkit-scrollbar{display:none}
.filter-pill{
  flex:0 0 auto;
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  transition:all .18s var(--ease);
}
.filter-pill:hover{border-color:var(--brand);color:var(--brand)}
.filter-pill.active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ============ 图墙 ============ */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  grid-auto-rows:170px;
  gap:20px;
}
.gallery-item{
  position:relative;
  display:block;
  overflow:hidden;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  background:#EDEAE4;
  grid-row:span 2;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.gallery-item.short{grid-row:span 1}
.gallery-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.gallery-item.is-hidden{display:none}
.gallery-item img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s var(--ease);
}
.gallery-item:hover img{transform:scale(1.03)}
.gallery-mask{
  position:absolute;inset:auto 0 0 0;
  padding:20px 20px 18px;
  background:linear-gradient(180deg,rgba(18,64,47,0) 0%,rgba(18,64,47,.88) 78%);
  display:flex;
  flex-direction:column;
  gap:6px;
  opacity:1;
  transition:opacity .22s var(--ease);
}
.gallery-tag{
  align-self:flex-start;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.26);
  color:#fff;
  font-size:12px;
  letter-spacing:.04em;
}
.gallery-mask strong{
  color:#fff;
  font-size:1.0625rem;
  font-weight:600;
  line-height:1.4;
}
.gallery-mask em{
  font-style:normal;
  font-size:13px;
  color:rgba(255,255,255,.78);
}

/* ============ 数据亮点 ============ */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.stat-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-card strong{
  display:block;
  font-size:2rem;
  font-weight:800;
  color:var(--brand);
  line-height:1.1;
  letter-spacing:-.02em;
}
.stat-card h3{font-size:1.0625rem;margin:10px 0 8px;font-weight:600}
.stat-card p{font-size:14px;color:var(--muted)}

/* ============ 流程 ============ */
.flow-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.flow-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  counter-reset:flow;
}
.flow-item{
  position:relative;
  padding-top:26px;
  border-top:2px solid var(--line);
  transition:border-color .22s var(--ease);
}
.flow-item:hover{border-top-color:var(--brand)}
.flow-item span{
  display:block;
  font-size:13px;
  font-weight:800;
  letter-spacing:.16em;
  color:var(--accent);
  margin-bottom:10px;
}
.flow-item h3{font-size:1.125rem;margin-bottom:8px;font-weight:600}
.flow-item p{font-size:14px;color:var(--muted)}

/* ============ 精选专题横卡 ============ */
.pick-list{display:grid;gap:20px}
.pick-card{
  display:grid;
  grid-template-columns:240px 1fr auto;
  gap:24px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.pick-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D8D3C9}
.pick-card figure{margin:0;overflow:hidden;border-radius:var(--r-sm)}
.pick-card img{
  width:100%;aspect-ratio:24/15;object-fit:cover;
  transition:transform .35s var(--ease);
}
.pick-card:hover img{transform:scale(1.03)}
.pick-body h3{font-size:1.25rem;margin-bottom:10px;font-weight:600;line-height:1.4}
.pick-body p{font-size:14px;color:var(--muted);margin-bottom:12px}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:rgba(27,94,75,.08);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
}
.pill.warn{background:rgba(226,87,28,.1);color:var(--accent)}
.pick-meta{display:flex;flex-direction:column;gap:8px;align-items:flex-end;min-width:150px;text-align:right}
.pick-meta small{font-size:13px;color:var(--muted);letter-spacing:.02em}

/* ============ FAQ ============ */
.faq-band{background:#fff;border-top:1px solid var(--line)}
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{
  border:0;
  border-top:1px solid var(--line);
  background:transparent;
}
.accordion-item:last-child{border-bottom:1px solid var(--line)}
.accordion-button{
  background:transparent;
  color:var(--ink);
  font-weight:600;
  font-size:1.0625rem;
  padding:22px 44px 22px 0;
  box-shadow:none;
  border-radius:0 !important;
}
.accordion-button:not(.collapsed){color:var(--brand);background:transparent}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--brand);
  width:auto;height:auto;
  position:absolute;right:6px;top:50%;
  transform:translateY(-50%);
  transition:transform .22s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(180deg)}
.accordion-body{
  padding:0 40px 24px 0;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.accordion-button:focus{box-shadow:none;border-color:var(--line)}

/* ============ 关联阅读 ============ */
.rel-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.rel-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rel-body{padding:20px}
.rel-body h3{font-size:1.0625rem;margin:10px 0 8px;font-weight:600;line-height:1.45}
.rel-body p{font-size:14px;color:var(--muted)}
.back-row{margin-top:36px;display:flex;justify-content:center}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(120deg,#12402F 0%,#1B5E4B 62%,#20705A 100%);
  color:#fff;
  border-radius:0;
}
.cta-inner{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:center;
  padding:clamp(48px,6vw,80px) 0;
}
.cta-inner h2{
  font-size:clamp(1.8rem,3vw,2.6rem);
  line-height:1.15;
  color:#fff;
  font-weight:800;
  letter-spacing:-.02em;
}
.cta-inner p{margin-top:14px;color:rgba(255,255,255,.82);max-width:520px}
.cta-notes{display:flex;flex-wrap:wrap;gap:18px;margin-top:24px}
.cta-notes span{font-size:14px;color:rgba(255,255,255,.82);display:inline-flex;align-items:center;gap:8px}
.cta-notes i{color:var(--accent)}
.cta-form{
  background:#fff;
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-2);
}
.cta-form h3{font-size:1.125rem;margin-bottom:6px}
.cta-form > p{font-size:14px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  margin-bottom:6px;
  letter-spacing:.02em;
}
.field input{
  width:100%;
  height:46px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#FAFAF8;
  color:var(--ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.field input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(27,94,75,.12);
}
.field input.is-error{border-color:var(--accent);box-shadow:0 0 0 3px rgba(226,87,28,.12)}
.field .hint{font-size:13px;color:var(--accent);margin-top:6px;display:none}
.field .hint.show{display:block}
.cta-form .btn{width:100%}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px;text-align:center}

/* ============ 页脚 ============ */
.site-footer{
  background:#101211;
  color:rgba(255,255,255,.72);
  padding:clamp(48px,6vw,72px) 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  padding:3px 10px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.16);
  font-size:12px;
  color:rgba(255,255,255,.7);
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a,
.footer-col ul li span{
  font-size:14px;
  color:rgba(255,255,255,.62);
  transition:color .18s var(--ease);
}
.footer-col ul li a:hover{color:#fff}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  padding:22px 0 28px;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991.98px){
  .nav-search{display:none}
  .nav-main{height:64px;gap:16px}
  .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:160px}
  .pick-card{grid-template-columns:200px 1fr;}
  .pick-meta{grid-column:1/-1;align-items:flex-start;text-align:left;flex-direction:row;justify-content:space-between;min-width:0;width:100%}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  .page-hero h1{font-size:clamp(2rem,8vw,2.4rem)}
  .hero-stats{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr}
  .flow-grid{grid-template-columns:1fr}
  .pick-card{grid-template-columns:1fr}
  .pick-card figure img{aspect-ratio:16/9}
  .rel-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .cta-form{padding:22px}
}
@media (max-width:575.98px){
  .container{padding:0 16px}
  .gallery-grid{grid-template-columns:1fr;grid-auto-rows:200px}
  .gallery-item.short{grid-row:span 1}
  .hero-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}