/* roulang page: index */
:root{
  --c-primary:#14524A;
  --c-primary-700:#0F443D;
  --c-primary-100:#D8E7E3;
  --c-primary-050:#EAF2F0;
  --c-accent:#E07A5F;
  --c-accent-700:#C86448;
  --c-ink:#16211F;
  --c-ink-2:#4A5754;
  --c-ink-3:#7C8A87;
  --c-bg:#F8F6F2;
  --c-surface:#FFFFFF;
  --c-line:#E3E1DA;
  --c-dark:#0C2622;
  --c-dark-2:#9DB3AE;
  --c-dark-ink:#E8EFEC;
  --c-success:#3E8E7E;
  --c-warn:#C9922F;
  --c-danger:#C0503F;
  --shadow-1:0 1px 2px rgba(12,38,34,.06),0 6px 18px rgba(12,38,34,.05);
  --shadow-2:0 10px 28px rgba(12,38,34,.12);
  --r-card:14px;
  --r-lg:16px;
  --r-btn:10px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --section-gap:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-700)}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:0;color:var(--c-ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--section-gap) 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head h2,.h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700;position:relative;padding-left:16px}
.section-head h2::before,.h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:2px;background:var(--c-primary)}
.section-sub{color:var(--c-ink-2);font-size:15px;margin-top:12px;max-width:760px}
.more-link{font-size:15px;font-weight:600;color:var(--c-primary);border-bottom:1px solid currentColor;padding-bottom:2px;white-space:nowrap;transition:border-width .2s ease}
.more-link:hover{border-bottom-width:2px}

/* ---------- buttons ---------- */
.btn{
  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;line-height:1;white-space:nowrap;
  transition:background-color .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--c-accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:transparent;border:1.5px solid var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-050);color:var(--c-primary-700)}
.btn-dark{background:var(--c-dark);color:var(--c-dark-ink)}
.btn-dark:hover{background:var(--c-primary-700);color:#fff}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:999px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- badges / tags ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;line-height:1;padding:6px 10px;border-radius:6px;background:var(--c-primary-050);color:var(--c-primary)}
.badge-accent{background:rgba(224,122,95,.12);color:var(--c-accent-700)}
.badge-dark{background:rgba(12,38,34,.55);color:#fff;backdrop-filter:blur(4px)}
.tag{display:inline-flex;align-items:center;font-size:13px;padding:5px 12px;border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);font-weight:500}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- media ---------- */
.media{position:relative;overflow:hidden;background:var(--c-primary-050);border-radius:var(--r-card)}
.media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.media .media-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:700;letter-spacing:.06em;color:rgba(20,82,74,.22)}
.ratio-16-10{aspect-ratio:16/10}
.ratio-16-9{aspect-ratio:16/9}
.ratio-16-11{aspect-ratio:16/11}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--c-ink);flex:none}
.logo:hover{color:var(--c-primary)}
.logo svg{width:24px;height:24px;flex:none}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-channels a{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:999px;
  font-size:15px;color:var(--c-ink-2);transition:background-color .2s ease,color .2s ease;
}
.nav-channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-channels a:hover{color:var(--c-primary);background:var(--c-primary-050)}
.nav-channels a:hover::after{transform:scaleX(1)}
.nav-channels a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.nav-channels a.is-active::after{transform:scaleX(0)}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{position:relative;display:flex;align-items:center}
.search-box svg{position:absolute;left:11px;width:16px;height:16px;color:var(--c-ink-3);pointer-events:none}
.search-box input{
  width:200px;height:36px;border-radius:999px;border:1px solid transparent;background:#F2F1EC;
  padding:0 14px 0 34px;font-size:14px;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.search-box input::placeholder{color:var(--c-ink-3)}
.search-box input:focus{outline:0;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 1.5px var(--c-primary)}
.link-login{font-size:15px;color:var(--c-ink-2);padding:8px 6px}
.link-login:hover{color:var(--c-primary)}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--c-line);background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  position:fixed;top:0;right:0;z-index:80;width:min(320px,86vw);height:100%;
  background:#fff;border-left:1px solid var(--c-line);padding:20px;
  transform:translateX(102%);transition:transform .3s ease;box-shadow:var(--shadow-2);
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open{overflow:hidden}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);font-size:20px;line-height:1;color:var(--c-ink-2)}
.drawer a.drawer-link{display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;font-size:16px;color:var(--c-ink-2);border:1px solid transparent}
.drawer a.drawer-link:hover{background:var(--c-primary-050);color:var(--c-primary)}
.drawer a.drawer-link.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.drawer-search input{width:100%;height:44px;border-radius:10px;border:1px solid var(--c-line);background:#F2F1EC;padding:0 14px;font-size:15px}
.drawer .btn{margin-top:6px}
.backdrop{position:fixed;inset:0;background:rgba(12,38,34,.42);opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:70}
body.drawer-open .backdrop{opacity:1;pointer-events:auto}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 72px;min-height:78vh;display:flex;align-items:center}
.hero::after{
  content:"";position:absolute;right:-6%;bottom:-18%;width:60%;height:78%;
  background:linear-gradient(18deg,rgba(20,82,74,.06),rgba(20,82,74,0) 70%);
  transform:rotate(0deg);pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;width:100%}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;color:var(--c-primary);background:var(--c-primary-050);padding:7px 12px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:clamp(28px,4.4vw,50px);line-height:1.24;font-weight:700;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-lead{font-size:17px;line-height:1.85;color:var(--c-ink-2);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:24px;padding-top:22px;border-top:1px solid var(--c-line)}
.trust-row li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-2)}
.trust-row svg{width:18px;height:18px;color:var(--c-primary);flex:none}
.hero-visual{position:relative}
.hero-visual .main-shot{border-radius:var(--r-lg);box-shadow:var(--shadow-1);border:1px solid var(--c-line)}
.hero-visual .main-shot::after{content:"";position:absolute;inset:0;background:rgba(20,82,74,.08);pointer-events:none}
.hero-mini{
  position:absolute;right:-14px;bottom:-30px;width:200px;height:120px;border-radius:var(--r-card);
  overflow:hidden;border:4px solid #fff;box-shadow:var(--shadow-2);background:var(--c-primary-050);
}
.hero-mini img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ---------- capability ---------- */
.cap-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:stretch}
.cap-main{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:0;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .25s ease,border-color .25s ease}
.cap-main .media{border-radius:0;border-bottom:1px solid var(--c-line)}
.cap-main:hover{border-color:rgba(20,82,74,.3);box-shadow:var(--shadow-2)}
.cap-main-body{padding:26px}
.cap-main h3{font-size:20px;margin-bottom:12px}
.cap-list li{position:relative;padding-left:16px;margin-bottom:10px;font-size:15px;color:var(--c-ink-2)}
.cap-list li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--c-primary)}
.cap-small-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cap-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease}
.cap-card:hover{border-color:rgba(20,82,74,.3);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.cap-icon{width:40px;height:40px;border-radius:10px;background:var(--c-primary-050);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--c-primary)}
.cap-icon svg{width:22px;height:22px}
.cap-card h3{font-size:18px;margin-bottom:8px}
.cap-card p{font-size:14px;line-height:1.7;color:var(--c-ink-2)}

/* ---------- stats ---------- */
.stats{background:var(--c-dark);color:var(--c-dark-ink);border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12)}
.stats-inner{padding:64px 0}
.stats h2{color:#fff;padding-left:16px}
.stats h2::before{background:#7FB09D}
.stats .section-sub{color:var(--c-dark-2)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:36px}
.stat-item{padding:0 26px;border-left:1px solid rgba(255,255,255,.12)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(32px,4vw,44px);line-height:1.1;font-weight:700;color:#7FB09D;font-variant-numeric:tabular-nums}
.stat-label{margin-top:6px;font-size:14px;color:var(--c-dark-2)}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.case-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease}
.case-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:rgba(20,82,74,.3)}
.case-card:hover .media img{transform:scale(1.03)}
.case-card .media{border-radius:0}
.case-card.offset{margin-top:44px}
.case-badge{position:absolute;left:14px;top:14px;z-index:2}
.case-body{padding:26px}
.case-body h3{font-size:18px;margin-bottom:10px}
.case-body p{font-size:14px;line-height:1.75;color:var(--c-ink-2);margin-bottom:14px}
.case-more{font-size:14px;font-weight:600;color:var(--c-primary)}

/* ---------- process ---------- */
.process-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.process-sticky{position:sticky;top:96px}
.process-list li{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:26px 0;border-bottom:1px solid var(--c-line)}
.process-list li:first-child{padding-top:0}
.process-list li:last-child{border-bottom:0}
.step-num{font-size:24px;font-weight:700;color:var(--c-primary);line-height:1.3}
.process-list h3{font-size:18px;margin-bottom:8px}
.process-list p{font-size:15px;color:var(--c-ink-2)}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:0;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease}
.news-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:rgba(20,82,74,.3)}
.news-card:hover .media img{transform:scale(1.03)}
.news-card:hover h3{color:var(--c-primary)}
.news-card .media{border-radius:0}
.news-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:18px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.news-body .news-excerpt{font-size:14px;line-height:1.7;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);font-size:14px;color:var(--c-ink-3)}
.news-card a.cover-link{display:block}
.empty-state{
  border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface);
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px;
}
.empty-state svg{width:32px;height:32px;color:var(--c-ink-3)}
.empty-state p{font-size:14px;color:var(--c-ink-3);margin:0}

/* ---------- faq ---------- */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{box-shadow:var(--shadow-1);border-color:rgba(20,82,74,.28)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:400;color:var(--c-primary);transition:transform .25s ease;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open] summary{box-shadow:inset 3px 0 0 var(--c-primary)}
.faq-answer{padding:0 22px 20px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- contact ---------- */
.contact{background:var(--c-primary);color:#fff;position:relative;overflow:hidden}
.contact::after{content:"";position:absolute;right:-8%;bottom:-30%;width:52%;height:80%;background:linear-gradient(18deg,rgba(255,255,255,.06),rgba(255,255,255,0) 70%);pointer-events:none}
.contact-grid{position:relative;z-index:1;display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.contact h2{color:#fff;font-size:clamp(22px,2.6vw,34px)}
.contact h2::before{background:#7FB09D}
.contact-lead{color:rgba(255,255,255,.86);margin-top:16px;font-size:15px}
.contact-points{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.contact-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.9)}
.contact-points svg{width:18px;height:18px;color:#7FB09D;flex:none}
.form-card{background:#fff;border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow-2)}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:8px}
.form-row input,.form-row textarea{
  width:100%;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#F7F6F2;
  padding:11px 14px;font-size:15px;line-height:1.6;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.form-row input{height:44px;padding:0 14px}
.form-row textarea{min-height:112px;resize:vertical}
.form-row input:focus,.form-row textarea:focus{outline:0;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 1.5px var(--c-primary)}
.form-hint{font-size:12px;color:var(--c-ink-3);margin-top:12px;line-height:1.7}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:var(--c-dark-2);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:4fr 2.4fr 2.4fr 3fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:8px;color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-brand svg{width:24px;height:24px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--c-dark-2);max-width:320px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:var(--c-dark-2);font-size:14px;transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--c-dark-2);margin-bottom:12px;line-height:1.7}
.footer-contact svg{width:16px;height:16px;color:#7FB09D;flex:none;margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--c-dark-2)}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .container{padding:0 20px}
}
@media (max-width:1024px){
  .search-box{display:none}
  .nav-channels a{padding:0 10px;font-size:14px}
  .nav-channels a::after{left:10px;right:10px}
  .cap-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr;gap:28px}
  .process-sticky{position:static}
  .stat-grid{grid-template-columns:repeat(2,1fr);row-gap:32px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:980px){
  .nav-channels{display:none}
  .link-login{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:900px){
  :root{--section-gap:64px}
  .hero{min-height:auto;padding:40px 0 88px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual .main-shot{aspect-ratio:16/9}
  .hero-mini{width:160px;height:96px;right:8px;bottom:-24px}
  .case-grid{grid-template-columns:1fr}
  .case-card.offset{margin-top:0}
  .contact-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:767px){
  :root{--section-gap:48px}
  body{font-size:15.5px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .trust-row{gap:16px}
  .cap-small-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item{padding:0 16px}
  .process-list li{grid-template-columns:40px 1fr;gap:12px;padding:20px 0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .cap-main-body,.cap-card,.case-body,.news-body,.form-card{padding:20px}
  .form-card{box-shadow:var(--shadow-1)}
  .stat-grid{grid-template-columns:1fr;row-gap:24px}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:20px}
  .stat-item:first-child{border-top:0;padding-top:0}
  .footer-grid{grid-template-columns:1fr}
  .hero-mini{width:132px;height:80px}
}

/* roulang page: article */
:root{
  --c-primary:#14524A;
  --c-primary-700:#0F443D;
  --c-primary-100:#D8E7E3;
  --c-primary-050:#EAF2F0;
  --c-accent:#E07A5F;
  --c-accent-700:#C86448;
  --c-ink:#16211F;
  --c-ink-2:#4A5754;
  --c-ink-3:#7C8A87;
  --c-bg:#F8F6F2;
  --c-surface:#FFFFFF;
  --c-line:#E3E1DA;
  --c-dark:#0C2622;
  --c-dark-text:#E8EFEC;
  --c-dark-text-2:#9DB3AE;
  --c-success:#3E8E7E;
  --c-warn:#C9922F;
  --c-danger:#C0503F;
  --r-card:14px;
  --r-lg:16px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(12,38,34,.06),0 6px 18px rgba(12,38,34,.05);
  --shadow-2:0 10px 28px rgba(12,38,34,.12);
  --sp-section:88px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;letter-spacing:0;}
h1{font-size:clamp(28px,4.4vw,50px);line-height:1.24;}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3;}
h3{font-size:19px;line-height:1.4;font-weight:600;}
h4{font-size:16px;font-weight:600;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}

/* ---------- 按钮 ---------- */
.btn{
  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;line-height:1;cursor:pointer;
  border:1.5px solid transparent;transition:all .22s ease;
  text-decoration:none;white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;border-color:var(--c-accent);}
.btn-primary:hover{background:var(--c-accent-700);border-color:var(--c-accent-700);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-050);transform:translateY(-1px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.75);}
.btn-sm{height:36px;padding:0 18px;border-radius:999px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.01em;
}
.badge-dark{background:rgba(12,38,34,.72);color:#fff;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:13px;transition:background .2s ease;
}
.tag:hover{background:var(--c-primary-100);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;}
.logo{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.logo svg{width:24px;height:24px;}
.logo span{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;}
.nav-channels{display:flex;align-items:center;gap:6px;margin-right:auto;}
.nav-channels a{
  position:relative;display:inline-flex;align-items:center;
  height:34px;padding:0 14px;border-radius:999px;
  font-size:15px;color:var(--c-ink-2);transition:color .2s ease,background .2s ease;
}
.nav-channels a:hover{color:var(--c-primary);background:var(--c-primary-050);}
.nav-channels a.is-active{color:var(--c-primary);background:var(--c-primary-050);font-weight:600;}
.header-tools{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:200px;height:36px;padding:0 12px;
  background:#F2F1EC;border:1px solid transparent;border-radius:999px;
  transition:background .2s ease,border-color .2s ease;
}
.search-box svg{width:18px;height:18px;color:var(--c-ink-3);flex:0 0 auto;}
.search-box input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--c-ink);font-family:inherit;
}
.search-box input::placeholder{color:var(--c-ink-3);}
.search-box:focus-within{background:#fff;border-color:var(--c-primary);}
.link-login{font-size:15px;color:var(--c-ink-2);}
.link-login:hover{color:var(--c-primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);
  background:#fff;border-radius:10px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;z-index:90;
  width:min(320px,86vw);height:100%;
  background:#fff;border-left:1px solid var(--c-line);
  padding:20px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(102%);transition:transform .28s ease;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);box-shadow:var(--shadow-2);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-title{font-size:15px;font-weight:600;color:var(--c-ink);}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--c-line);background:#fff;
  border-radius:10px;font-size:20px;line-height:1;color:var(--c-ink-2);cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--c-ink-2);
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600;}
.drawer-search input{
  width:100%;height:44px;padding:0 14px;border-radius:10px;
  border:1px solid var(--c-line);background:#F7F6F2;font-size:15px;font-family:inherit;color:var(--c-ink);outline:none;
}
.drawer-search input:focus{border-color:var(--c-primary);background:#fff;}
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(12,38,34,.42);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:#C3CCC9;}
.breadcrumb .current{color:var(--c-ink-2);font-weight:600;max-width:60ch;}

/* ---------- 文章头 ---------- */
.article-head{padding:26px 0 30px;border-bottom:1px solid var(--c-line);}
.article-head h1{max-width:900px;margin-bottom:18px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:var(--c-ink-3);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CCC9;}
.article-lead{max-width:760px;margin-top:16px;font-size:17px;line-height:1.8;color:var(--c-ink-2);}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:44px;align-items:start;padding:44px 0 var(--sp-section);
}
.article-main{min-width:0;}
.article-body{max-width:760px;font-size:16px;line-height:1.85;color:var(--c-ink-2);}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;margin:46px 0 16px;padding-left:14px;
  font-size:clamp(20px,2.2vw,26px);color:var(--c-ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.34em;bottom:.34em;width:4px;
  border-radius:2px;background:var(--c-primary);
}
.article-body h3{margin:32px 0 12px;font-size:19px;color:var(--c-ink);}
.article-body h4{margin:24px 0 10px;font-size:16px;color:var(--c-ink);}
.article-body p{margin:0 0 1em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body strong{color:var(--c-ink);font-weight:600;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{text-decoration-thickness:2px;}
.article-body img{border-radius:12px;margin:22px 0;width:100%;height:auto;background:var(--c-primary-050);}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--c-primary);
  background:var(--c-primary-050);border-radius:0 12px 12px 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  border:1px solid var(--c-line);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);text-align:left;}
.article-body th{background:var(--c-primary-050);color:var(--c-ink);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;background:var(--c-primary-050);color:var(--c-primary-700);
  padding:2px 6px;border-radius:6px;
}
.article-body pre{
  background:var(--c-dark);color:var(--c-dark-text);
  padding:18px 20px;border-radius:12px;overflow-x:auto;margin:24px 0;font-size:14px;line-height:1.7;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0;}

/* 空态 */
.article-empty{
  border:1px solid var(--c-line);border-radius:var(--r-lg);background:var(--c-surface);
  padding:48px 28px;text-align:center;min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.article-empty svg{width:44px;height:44px;color:var(--c-primary);opacity:.75;}
.article-empty h2{font-size:22px;}
.article-empty p{font-size:14px;color:var(--c-ink-3);margin:0;}

/* 标签区 */
.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--c-line);}
.article-foot h3{font-size:16px;margin-bottom:14px;}

/* 相关推荐 */
.related{margin-top:52px;}
.related-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px;}
.related-head h2{font-size:22px;}
.related-head a{font-size:14px;color:var(--c-primary);}
.related-head a:hover{text-decoration:underline;text-underline-offset:3px;}
.card-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(20,82,74,.3);}
.post-card .thumb{
  position:relative;border-radius:10px;overflow:hidden;margin:-4px -4px 18px;
  aspect-ratio:16/10;background:var(--c-primary-050);
}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.post-card:hover .thumb img{transform:scale(1.03);}
.post-card .thumb .fallback{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:30px;font-weight:700;color:rgba(20,82,74,.22);
}
.post-card h3{font-size:18px;margin:12px 0 8px;color:var(--c-ink);}
.post-card:hover h3{color:var(--c-primary);}
.post-card p{font-size:14px;line-height:1.7;color:var(--c-ink-2);margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--c-ink-3);}

/* 上一篇/下一篇 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px;}
.pager a{
  display:block;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.pager a:hover{border-color:rgba(20,82,74,.3);box-shadow:var(--shadow-1);transform:translateY(-2px);}
.pager .pager-label{font-size:13px;color:var(--c-ink-3);display:block;margin-bottom:6px;}
.pager .pager-title{font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.5;}
.pager .pager-next{text-align:right;}

/* 侧栏 */
.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:22px;
}
.side-card h3{font-size:16px;margin-bottom:14px;}
.toc{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow-y:auto;}
.toc a{
  font-size:14px;line-height:1.6;color:var(--c-ink-2);
  padding:7px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.toc a:hover{color:var(--c-primary);background:var(--c-primary-050);}
.toc a.is-current{color:var(--c-primary);border-left-color:var(--c-primary);background:var(--c-primary-050);font-weight:600;}
.toc a.lv3{padding-left:22px;font-size:13px;color:var(--c-ink-3);}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-links a{font-size:14px;color:var(--c-ink-2);display:flex;align-items:center;gap:8px;}
.side-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--c-primary);opacity:.6;flex:0 0 auto;}
.side-links a:hover{color:var(--c-primary);}
.side-cta{background:var(--c-primary);color:#fff;border:0;}
.side-cta h3{color:#fff;}
.side-cta p{font-size:14px;color:rgba(255,255,255,.82);margin:0 0 16px;}
.side-cta .btn{width:100%;}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--c-dark);color:var(--c-dark-text);padding:72px 0;}
.cta-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:var(--c-dark-text-2);margin:0;max-width:52ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}
.cta-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:22px;}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--c-dark-text-2);}
.cta-points svg{width:18px;height:18px;color:#7FB09D;}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:var(--c-dark-text-2);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:14px;}
.footer-brand svg{width:24px;height:24px;}
.footer-brand span{font-size:16px;font-weight:700;color:#fff;}
.footer-desc{font-size:14px;line-height:1.8;margin:0;max-width:36ch;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--c-dark-text-2);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-contact li{display:flex;align-items:center;gap:8px;font-size:14px;}
.footer-contact svg{width:18px;height:18px;flex:0 0 auto;color:#7FB09D;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--c-dark-text-2);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:92%;}
}
@media (max-width:1023px){
  :root{--sp-section:64px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:34px;}
  .article-side{position:static;}
  .cta-inner{grid-template-columns:1fr;}
  .cta-actions{justify-content:flex-start;}
  .card-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  .nav-channels,.search-box,.link-login{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{gap:16px;}
  .header-tools{margin-left:auto;}
}
@media (max-width:767px){
  :root{--sp-section:48px;}
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .article-head{padding:20px 0 24px;}
  .article-lead{font-size:16px;}
  .article-body{font-size:15.5px;}
  .article-layout{padding:32px 0 var(--sp-section);}
  .card-list{grid-template-columns:minmax(0,1fr);}
  .pager{grid-template-columns:1fr;}
  .pager .pager-next{text-align:left;}
  .cta-band{padding:52px 0;}
  .btn{height:46px;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .post-card{padding:16px;}
  .side-card{padding:18px;}
  .footer-grid{grid-template-columns:1fr;}
}

/* roulang page: category1 */
:root{
  --c-primary:#14524A;
  --c-primary-700:#0F443D;
  --c-primary-100:#D8E7E3;
  --c-primary-050:#EAF2F0;
  --c-accent:#E07A5F;
  --c-accent-700:#C86448;
  --c-ink:#16211F;
  --c-ink-2:#4A5754;
  --c-ink-3:#7C8A87;
  --c-bg:#F8F6F2;
  --c-surface:#FFFFFF;
  --c-line:#E3E1DA;
  --c-dark:#0C2622;
  --c-dark-text:#E8EFEC;
  --c-dark-text-2:#9DB3AE;
  --c-success:#3E8E7E;
  --c-warn:#C9922F;
  --c-danger:#C0503F;
  --radius:14px;
  --radius-lg:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(12,38,34,.06),0 6px 18px rgba(12,38,34,.05);
  --shadow-2:0 10px 28px rgba(12,38,34,.12);
  --sec:88px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:0}
h1{font-size:clamp(28px,4.4vw,50px);line-height:1.24}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3}
h3{font-size:19px;line-height:1.4;font-weight:600}
h4{font-size:16px;font-weight:600}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
svg{flex:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:1200px;max-width:calc(100% - 48px);margin:0 auto}
.num{font-variant-numeric:tabular-nums}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .24s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:22px;height:64px}
.logo{display:inline-flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.logo svg{width:24px;height:24px}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-channels a{
  position:relative;padding:8px 14px;border-radius:999px;
  font-size:15px;color:var(--c-ink-2);
  transition:color .2s ease,background-color .2s ease;
}
.nav-channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .24s ease;
}
.nav-channels a:hover{color:var(--c-primary)}
.nav-channels a:hover::after{transform:scaleX(1)}
.nav-channels a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.nav-channels a.is-active::after{transform:scaleX(0)}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:14px}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:210px;height:36px;padding:0 14px;
  background:#F2F1EC;border:1px solid transparent;border-radius:999px;
  transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-3)}
.search-box input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--c-ink);
}
.search-box input::placeholder{color:var(--c-ink-3)}
.search-box:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,82,74,.12)}
.link-login{font-size:15px;color:var(--c-ink-2);transition:color .2s ease}
.link-login:hover{color:var(--c-primary)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);
  background:#fff;border-radius:10px;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative;transition:background-color .2s ease}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);
  transition:transform .24s ease,top .24s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg)}
.nav-extra{display:none}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:0;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-700);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-secondary{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary)}
.btn-secondary:hover{background:var(--c-primary-050)}
.btn-secondary:active{transform:translateY(1px)}
.btn-light{background:#fff;color:var(--c-primary);border:1.5px solid rgba(255,255,255,.5)}
.btn-light:hover{background:var(--c-primary-050);border-color:#fff}
.btn-sm{height:36px;padding:0 18px;font-size:14px;border-radius:999px}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.link-text{
  color:var(--c-primary);font-weight:600;
  border-bottom:1px solid var(--c-primary);padding-bottom:1px;
  transition:border-bottom-width .18s ease;
}
.link-text:hover{border-bottom-width:2px}

/* ============ Breadcrumb & banner ============ */
.breadcrumb{padding:22px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#C6C4BC}
.breadcrumb a{color:var(--c-ink-3);transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .current{color:var(--c-ink-2);font-weight:600}

.page-banner{
  position:relative;overflow:hidden;
  margin-top:20px;
  background:var(--c-primary-050);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.page-banner::after{
  content:"";position:absolute;right:-10%;bottom:-40%;
  width:70%;height:180%;
  transform:rotate(18deg);
  background:linear-gradient(90deg,rgba(20,82,74,.07),rgba(20,82,74,0));
  pointer-events:none;
}
.banner-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.3fr .85fr;align-items:center;gap:40px;
  min-height:244px;padding:40px 0;
}
.banner-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(20,82,74,.08);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.01em;
}
.banner-copy h1{margin:16px 0 12px;color:var(--c-ink)}
.banner-copy h1 .hl{color:var(--c-primary)}
.banner-lead{max-width:560px;font-size:16px;color:var(--c-ink-2);margin:0}
.banner-media{position:relative}
.banner-media img{
  width:100%;height:210px;object-fit:cover;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
}
.banner-media .banner-chip{
  position:absolute;left:16px;bottom:16px;
  background:rgba(12,38,34,.82);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:6px 12px;border-radius:6px;
}

/* ============ Sections ============ */
.section{padding:var(--sec) 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:28px}
.section-head h2{color:var(--c-ink)}
.section-head h2 .bar{
  display:block;width:36px;height:3px;border-radius:2px;
  background:var(--c-primary);margin-bottom:16px;
}
.section-head p{margin-top:14px;color:var(--c-ink-2)}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head-row .section-head{margin-bottom:0}

/* ============ Split list (分类页1 版式) ============ */
.split{display:grid;grid-template-columns:420px 1fr;gap:56px;align-items:start}
.split-aside{position:sticky;top:88px}
.split-aside .aside-media{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-surface);
  box-shadow:var(--shadow-1);
}
.split-aside img{width:100%;height:250px;object-fit:cover}
.split-aside .aside-body{padding:22px 24px 24px}
.split-aside .aside-body h3{font-size:17px;color:var(--c-ink)}
.split-aside .aside-body p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.aside-note{
  margin-top:20px;padding:18px 20px;border-radius:var(--radius);
  background:var(--c-primary-050);border:1px solid var(--c-primary-100);
}
.aside-note h4{color:var(--c-primary);margin-bottom:10px}
.aside-note ul li{
  position:relative;padding-left:16px;font-size:14px;line-height:1.85;color:var(--c-ink-2);
}
.aside-note ul li+li{margin-top:6px}
.aside-note ul li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--c-primary);
}
.feature-list li{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:24px 0;border-bottom:1px solid var(--c-line);
}
.feature-list li:first-child{padding-top:0}
.feature-list li:last-child{border-bottom:0;padding-bottom:0}
.feature-list .idx{
  font-size:24px;font-weight:700;color:var(--c-primary);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.feature-list h3{color:var(--c-ink)}
.feature-list p{margin-top:8px;font-size:15px;color:var(--c-ink-2);max-width:760px}
.feature-list .meta{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  background:rgba(20,82,74,.08);color:var(--c-primary);
  font-size:13px;font-weight:600;line-height:1.6;
}

/* ============ Table ============ */
.table-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse;min-width:720px}
table.data-table caption{
  caption-side:top;text-align:left;padding:22px 24px 0;
  font-size:14px;color:var(--c-ink-3);
}
table.data-table th,table.data-table td{
  padding:16px 24px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--c-line);
}
table.data-table thead th{
  background:var(--c-primary-050);color:var(--c-primary);
  font-weight:600;font-size:14px;white-space:nowrap;
}
table.data-table tbody tr:last-child td{border-bottom:0}
table.data-table tbody tr:hover{background:#FBFCFB}
table.data-table td strong{font-weight:600;color:var(--c-ink)}
table.data-table td{color:var(--c-ink-2)}

/* ============ Tag cloud ============ */
.role-cloud{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.role-cloud span{
  padding:9px 18px;border-radius:999px;
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:14px;color:var(--c-ink-2);
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.role-cloud span:hover{border-color:rgba(20,82,74,.3);color:var(--c-primary);background:var(--c-primary-050)}

/* ============ FAQ ============ */
.faq{max-width:800px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;
  margin-bottom:12px;position:relative;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(20,82,74,.3)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 56px 18px 22px;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:24px;width:12px;height:12px;
  border-right:2px solid var(--c-ink-3);border-bottom:2px solid var(--c-ink-3);
  transform:rotate(45deg);transition:transform .24s ease,border-color .24s ease;
}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary::after{transform:rotate(-135deg);border-color:var(--c-primary)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);
}
.faq-answer{padding:0 22px 20px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ============ Dark CTA ============ */
.cta-band{
  background:var(--c-dark);color:var(--c-dark-text);
  border-radius:var(--radius-lg);
  padding:48px 44px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  border:1px solid rgba(255,255,255,.08);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px)}
.cta-band p{margin-top:14px;color:var(--c-dark-text-2);font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-facts{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px 24px}
.cta-facts li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-dark-text-2)}
.cta-facts svg{width:18px;height:18px;color:#7FB09D}

/* ============ Category pills ============ */
.related{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;border-radius:999px;
  background:rgba(20,82,74,.08);color:var(--c-primary);
  font-size:14px;font-weight:600;
  transition:background-color .2s ease,transform .2s ease;
}
.pill:hover{background:var(--c-primary-100);transform:translateY(-1px)}
.pill.is-current{background:var(--c-primary);color:#fff}
.pill-ghost{
  background:transparent;border:1.5px solid var(--c-line);color:var(--c-ink-2);
}
.pill-ghost:hover{border-color:rgba(20,82,74,.3);color:var(--c-primary);background:var(--c-primary-050)}

/* ============ Footer ============ */
.site-footer{background:var(--c-dark);color:var(--c-dark-text);margin-top:var(--sec);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:#fff}
.footer-brand svg{width:24px;height:24px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--c-dark-text-2);max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul li+li{margin-top:10px}
.footer-col ul li a{font-size:14px;color:var(--c-dark-text-2);transition:color .2s ease}
.footer-col ul li a:hover{color:#7FB09D}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-dark-text-2)}
.footer-contact li+li{margin-top:12px}
.footer-contact svg{width:18px;height:18px;color:#7FB09D}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--c-dark-text-2);
}

/* ============ Responsive ============ */
@media (max-width:1279px){
  .container{width:92%}
}
@media (max-width:1023px){
  :root{--sec:64px}
  .split{grid-template-columns:1fr;gap:36px}
  .split-aside{position:static}
  .banner-grid{grid-template-columns:1fr;gap:28px;padding:36px 0;min-height:0}
  .banner-media img{height:220px}
  .cta-band{grid-template-columns:1fr;padding:40px 32px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-channels{
    position:fixed;top:64px;right:0;z-index:70;
    width:284px;max-width:86vw;height:calc(100vh - 64px);
    background:#fff;box-shadow:var(--shadow-2);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:20px;overflow-y:auto;
    transform:translateX(102%);transition:transform .3s ease;
    border-left:1px solid var(--c-line);
  }
  .nav-channels.is-open{transform:translateX(0)}
  .nav-channels a{padding:13px 14px;border-radius:10px;font-size:16px}
  .nav-channels a::after{display:none}
  .nav-channels a.is-active{background:var(--c-primary-050)}
  .nav-extra{display:block;margin-top:18px;padding-top:18px;border-top:1px solid var(--c-line)}
  .nav-channels .search-box{display:flex;width:100%;height:42px;background:#F2F1EC}
  .nav-extra .btn{width:100%;margin-top:12px;border-radius:10px}
  .header-tools .search-box,.header-tools .link-login{display:none}
  .nav-toggle{display:inline-flex}
}
@media (max-width:767px){
  :root{--sec:48px}
  body{font-size:15.5px;line-height:1.85}
  .container{max-width:calc(100% - 32px)}
  .section{padding:48px 0}
  .section-tight{padding:44px 0}
  .feature-list li{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .feature-list .idx{font-size:20px}
  .banner-media img{height:200px}
  .banner-copy h1{margin:14px 0 10px}
  .table-card{border-radius:12px}
  table.data-table th,table.data-table td{padding:14px 16px}
  .cta-band{padding:32px 22px;border-radius:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  .footer-grid{grid-template-columns:1fr}
  .btn{height:46px;width:100%}
  .btn-sm{width:auto;height:36px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .role-cloud span{font-size:13px;padding:8px 14px}
  .site-footer{padding:48px 0 24px}
}

/* roulang page: category2 */
:root{
  --c-primary:#14524A;
  --c-primary-700:#0F443D;
  --c-primary-100:#D8E7E3;
  --c-primary-050:#EAF2F0;
  --c-accent:#E07A5F;
  --c-accent-700:#C86448;
  --c-ink:#16211F;
  --c-ink-2:#4A5754;
  --c-ink-3:#7C8A87;
  --c-bg:#F8F6F2;
  --c-surface:#FFFFFF;
  --c-line:#E3E1DA;
  --c-dark:#0C2622;
  --c-dark-2:#E8EFEC;
  --c-dark-3:#9DB3AE;
  --c-success:#3E8E7E;
  --c-warn:#C9922F;
  --c-danger:#C0503F;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --shadow-1:0 1px 2px rgba(12,38,34,.06),0 6px 18px rgba(12,38,34,.05);
  --shadow-2:0 10px 28px rgba(12,38,34,.12);
  --r-card:14px;
  --r-lg:16px;
  --r-btn:10px;
  --section-gap:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-700);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1{font-size:clamp(28px,4.4vw,50px);line-height:1.24;font-weight:700;letter-spacing:.01em;}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700;}
h3{font-size:19px;line-height:1.4;font-weight:600;}
h4{font-size:16px;line-height:1.5;font-weight:600;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--section-gap) 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{position:relative;padding-left:18px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:2px;background:var(--c-primary);
}
.section-head .lead{margin-top:10px;max-width:760px;color:var(--c-ink-2);font-size:15px;}
.muted{color:var(--c-ink-3);font-size:14px;line-height:1.7;}

/* ---------- 按钮 ---------- */
.btn{
  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;line-height:1;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;}
.btn-primary:hover{background:var(--c-accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-050);color:var(--c-primary-700);}
.btn-ghost{background:var(--c-primary-050);color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-100);color:var(--c-primary-700);}
.btn-dark{background:var(--c-primary-700);color:#fff;}
.btn-dark:hover{background:var(--c-dark);color:#fff;}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:999px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.link-plain{color:var(--c-primary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
.link-plain:hover{text-decoration-thickness:2px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:24px;height:64px;}
.logo{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--c-ink);flex-shrink:0;}
.logo svg{width:24px;height:24px;flex-shrink:0;}
.logo span{white-space:nowrap;}
.nav-channels{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;}
.nav-channels a{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;
  border-radius:999px;font-size:15px;color:var(--c-ink-2);transition:background-color .2s ease,color .2s ease;
}
.nav-channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left center;transition:transform .24s ease;
}
.nav-channels a:hover{color:var(--c-primary);background:var(--c-primary-050);}
.nav-channels a:hover::after{transform:scaleX(1);}
.nav-channels a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600;}
.nav-channels a.is-active::after{transform:scaleX(0);}
.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:8px;width:200px;height:36px;padding:0 12px;
  background:#F2F1EC;border:1px solid transparent;border-radius:999px;
  transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-3);flex-shrink:0;}
.search-box input{width:100%;border:0;background:transparent;font-size:14px;outline:none;}
.search-box input::placeholder{color:var(--c-ink-3);}
.search-box:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 1.5px var(--c-primary);}
.link-login{font-size:15px;color:var(--c-ink-2);padding:0 4px;}
.link-login:hover{color:var(--c-primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:50%;width:20px;height:1.75px;border-radius:2px;background:var(--c-ink);
  transform:translateX(-50%);transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) rotate(45deg);top:0;}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) rotate(-45deg);top:0;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:20px 0 0;font-size:14px;color:var(--c-ink-3);}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--c-line);}
.breadcrumb a{color:var(--c-ink-3);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb [aria-current="page"]{color:var(--c-ink-2);}

/* ---------- Banner ---------- */
.page-banner{position:relative;overflow:hidden;}
.banner-inner{
  position:relative;display:flex;align-items:center;min-height:246px;
  padding-top:32px;padding-bottom:32px;
}
.banner-text{position:relative;z-index:2;max-width:620px;}
.banner-tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.banner-text h1{margin-top:16px;color:var(--c-ink);}
.banner-text p{margin-top:14px;max-width:560px;font-size:16px;color:var(--c-ink-2);}
.banner-media{
  position:absolute;top:0;right:0;bottom:0;width:46%;z-index:1;
  clip-path:polygon(14% 0,100% 0,100% 100%,0 100%);
}
.banner-media img{width:100%;height:100%;object-fit:cover;}
.banner-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--c-bg) 0%,rgba(248,246,242,.72) 26%,rgba(20,82,74,.18) 100%);
}
.banner-glow{
  position:absolute;right:-8%;bottom:-30%;width:520px;height:320px;z-index:1;pointer-events:none;
  background:linear-gradient(18deg,rgba(20,82,74,.08),rgba(20,82,74,0));
  transform:rotate(-4deg);
}

/* ---------- 标签筛选条 ---------- */
.tag-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:14px;border:1px solid var(--c-line);border-radius:var(--r-lg);
  background:var(--c-surface);box-shadow:var(--shadow-1);
}
.tag-bar .tag-hint{font-size:13px;color:var(--c-ink-3);margin-right:6px;}
.tag-chip{
  height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-ink-2);font-size:14px;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.tag-chip:hover{border-color:rgba(20,82,74,.3);color:var(--c-primary);background:var(--c-primary-050);}
.tag-chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.tag-chip:active{transform:translateY(1px);}
.tag-result{margin-left:auto;font-size:13px;color:var(--c-ink-3);}
.tag-result strong{color:var(--c-primary);font-weight:600;}

/* ---------- 卡片网格 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:28px;}
.plan-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,opacity .3s ease;
}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(20,82,74,.3);}
.plan-card.is-hidden{display:none;}
.plan-thumb{position:relative;aspect-ratio:16/9;background:var(--c-primary-050);overflow:hidden;}
.plan-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.plan-card:hover .plan-thumb img{transform:scale(1.03);}
.plan-thumb .thumb-tag{
  position:absolute;left:14px;top:14px;
  padding:4px 10px;border-radius:6px;background:rgba(12,38,34,.72);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.plan-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.plan-body h3{color:var(--c-ink);}
.plan-body p{font-size:15px;color:var(--c-ink-2);}
.dot-list{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
.dot-list li{position:relative;padding-left:16px;font-size:14px;line-height:1.7;color:var(--c-ink-2);}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--c-primary);
}
.card-link{
  margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary);
  display:inline-flex;align-items:center;gap:6px;
}
.card-link:hover{gap:10px;color:var(--c-primary-700);}
.empty-state{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  min-height:220px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-surface);
}
.empty-state.is-show{display:flex;}
.empty-state svg{width:32px;height:32px;color:var(--c-primary);}
.empty-state p{font-size:14px;color:var(--c-ink-3);}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:32px;border-top:1px solid var(--c-line);}
.step{position:relative;padding:26px 26px 0 0;}
.step + .step{padding-left:26px;}
.step + .step::before{
  content:"";position:absolute;left:0;top:26px;bottom:0;width:1px;background:var(--c-line);
}
.step .step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);
  font-size:15px;font-weight:700;
}
.step h3{margin-top:14px;}
.step p{margin-top:8px;font-size:14px;color:var(--c-ink-2);}

/* ---------- 深色数据块 ---------- */
.metrics{background:var(--c-dark);color:var(--c-dark-2);border-radius:var(--r-lg);padding:44px 24px;}
.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));max-width:1200px;margin:0 auto;}
.metric{position:relative;padding:0 28px;text-align:left;}
.metric + .metric::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:1px;background:rgba(255,255,255,.12);
}
.metric .num{
  font-size:clamp(32px,4vw,44px);font-weight:700;line-height:1.15;color:#7FB09D;letter-spacing:-.01em;
}
.metric .label{margin-top:8px;font-size:14px;color:var(--c-dark-2);}
.metric .sub{margin-top:2px;font-size:14px;color:var(--c-dark-3);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;position:relative;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(20,82,74,.3);}
.faq-item.is-open{box-shadow:var(--shadow-1);}
.faq-item.is-open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);
  min-height:44px;
}
.faq-q .ico{
  flex-shrink:0;width:22px;height:22px;color:var(--c-primary);
  transition:transform .25s ease;
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);}
.faq-a{
  display:none;padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);
}
.faq-item.is-open .faq-a{display:block;}

/* ---------- CTA ---------- */
.cta-section{
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-700) 100%);
  color:#fff;border-radius:var(--r-lg);padding:48px;position:relative;overflow:hidden;
}
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;position:relative;z-index:1;}
.cta-copy h2{color:#fff;}
.cta-copy p{margin-top:16px;font-size:15px;color:rgba(255,255,255,.86);}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.9);}
.cta-points svg{width:18px;height:18px;flex-shrink:0;color:#7FB09D;}
.form-card{
  background:var(--c-surface);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow-2);
  color:var(--c-ink);
}
.form-card h3{color:var(--c-ink);}
.form-card .form-tip{margin-top:8px;font-size:13px;color:var(--c-ink-3);}
.field{margin-top:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px;}
.field input,.field textarea{
  width:100%;background:#F2F1EC;border:1px solid transparent;border-radius:var(--r-btn);
  padding:11px 14px;font-size:15px;line-height:1.6;outline:none;
  transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.field input{height:44px;padding:0 14px;}
.field textarea{min-height:104px;resize:vertical;}
.field input:focus,.field textarea:focus{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 1.5px var(--c-primary);}
.field .err{display:none;margin-top:6px;font-size:12px;color:var(--c-danger);}
.field.has-error input,.field.has-error textarea{border-color:var(--c-danger);box-shadow:0 0 0 1.5px var(--c-danger);}
.field.has-error .err{display:block;}
.form-card .btn{margin-top:20px;}

/* ---------- 相关分类 ---------- */
.rel-cats{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;
  border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);
  font-size:14px;font-weight:600;transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.pill:hover{background:var(--c-primary-100);color:var(--c-primary-700);transform:translateY(-1px);}
.pill.is-current{background:var(--c-primary);color:#fff;}
.back-home{margin-top:20px;font-size:14px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:var(--c-dark-2);margin-top:var(--section-gap);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:#fff;}
.footer-brand svg{width:24px;height:24px;}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--c-dark-3);max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--c-dark-3);}
.footer-col a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:var(--c-dark-3);}
.footer-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:5px;}
.footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-dark-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{width:92%;max-width:1200px;padding:0;}
}
@media (max-width:1024px){
  :root{--section-gap:64px;}
  .nav-channels a{padding:0 10px;font-size:14px;}
  .search-box{width:170px;}
  .metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 0;}
  .metric + .metric::before{display:none;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step{padding:24px 20px 24px 0;border-bottom:1px solid var(--c-line);}
  .step + .step{padding-left:20px;}
  .step + .step::before{display:none;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .search-box{display:none;}
  .link-login{display:none;}
  .nav-channels{
    position:fixed;top:64px;right:0;bottom:0;width:280px;margin:0;
    flex-direction:column;align-items:stretch;gap:4px;padding:20px;
    background:var(--c-surface);border-left:1px solid var(--c-line);
    box-shadow:var(--shadow-2);
    transform:translateX(102%);transition:transform .3s ease;
    overflow-y:auto;
  }
  .nav-channels.is-open{transform:translateX(0);}
  .nav-channels a{height:46px;border-radius:var(--r-btn);padding:0 14px;font-size:15px;justify-content:flex-start;}
  .nav-channels a::after{display:none;}
  .banner-media{width:56%;}
}
@media (max-width:767px){
  :root{--section-gap:48px;}
  body{font-size:15.5px;}
  .header-inner{gap:12px;}
  .banner-inner{min-height:auto;flex-direction:column;align-items:flex-start;padding:28px 0 24px;}
  .banner-text{max-width:100%;}
  .banner-media{position:relative;width:100%;height:210px;margin-top:22px;clip-path:none;border-radius:var(--r-lg);overflow:hidden;}
  .banner-media::after{background:linear-gradient(180deg,rgba(248,246,242,.5),rgba(20,82,74,.2));}
  .banner-text p{font-size:15px;}
  .plan-grid{grid-template-columns:1fr;gap:18px;}
  .plan-body{padding:20px;}
  .steps{grid-template-columns:1fr;}
  .step{padding:22px 0;border-bottom:1px solid var(--c-line);}
  .step + .step{padding-left:0;}
  .metrics{padding:32px 20px;}
  .metric{padding:0 16px;}
  .cta-section{padding:28px 20px;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .tag-result{margin-left:0;width:100%;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .btn{width:100%;}
  .btn-sm{width:auto;}
  .header-tools .btn-sm{height:36px;padding:0 14px;font-size:13px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .rel-cats .pill{width:100%;justify-content:center;}
}

/* roulang page: category3 */
:root{
  --c-primary:#14524A;
  --c-primary-700:#0F443D;
  --c-primary-100:#D8E7E3;
  --c-primary-050:#EAF2F0;
  --c-accent:#E07A5F;
  --c-accent-700:#C86448;
  --c-ink:#16211F;
  --c-ink-2:#4A5754;
  --c-ink-3:#7C8A87;
  --c-bg:#F8F6F2;
  --c-surface:#FFFFFF;
  --c-line:#E3E1DA;
  --c-dark:#0C2622;
  --c-dark-2:#9DB3AE;
  --c-dark-1:#E8EFEC;
  --c-success:#3E8E7E;
  --c-warn:#C9922F;
  --c-danger:#C0503F;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --radius-card:14px;
  --radius-lg:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(12,38,34,.06),0 6px 18px rgba(12,38,34,.05);
  --shadow-2:0 10px 28px rgba(12,38,34,.12);
  --space-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit;margin:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{letter-spacing:0;line-height:1.3;font-weight:700}
svg{flex:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.6vw,34px);position:relative;padding-left:18px}
.section-head h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:22px;border-radius:3px;background:var(--c-primary)}
.section-head p{font-size:14px;color:var(--c-ink-3);max-width:520px}
.section-lead{font-size:15px;color:var(--c-ink-2);max-width:760px;margin-top:14px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;transition:background-color .2s ease,color .2s ease,transform .18s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-700);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-050)}
.btn-ghost:active{transform:translateY(1px)}
.btn-dark{background:var(--c-ink);color:#fff;border-color:var(--c-ink)}
.btn-dark:hover{background:var(--c-primary-700);border-color:var(--c-primary-700);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:var(--radius-pill)}
.btn-block{width:100%}
.link-text{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.link-text:hover{text-decoration-thickness:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  height:64px;background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:inline-flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--c-ink);flex:none}
.logo svg{width:24px;height:24px}
.nav-channels{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-channels a{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--c-ink-2);transition:color .2s ease,background-color .2s ease;
}
.nav-channels a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;border-radius:2px;
}
.nav-channels a:hover{color:var(--c-primary)}
.nav-channels a:hover::after{transform:scaleX(1)}
.nav-channels a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.nav-channels a.is-active::after{transform:scaleX(0)}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;height:36px;width:200px;padding:0 12px;
  background:#F2F1EC;border:1px solid transparent;border-radius:var(--radius-pill);
  color:var(--c-ink-3);transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.search-box svg{width:18px;height:18px}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--c-ink)}
.search-box input::placeholder{color:var(--c-ink-3)}
.search-box:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,82,74,.14)}
.link-login{font-size:15px;color:var(--c-ink-2);padding:0 4px;transition:color .2s ease}
.link-login:hover{color:var(--c-primary)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative;transition:transform .2s ease;
}
.nav-toggle span::before{position:absolute;top:-6px;left:0}
.nav-toggle span::after{position:absolute;top:6px;left:0}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:#fff;z-index:80;
  transform:translateX(102%);transition:transform .28s ease;box-shadow:var(--shadow-2);
  padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-head strong{font-size:16px}
.drawer-close{width:40px;height:40px;border:1px solid var(--c-line);background:#fff;border-radius:12px;cursor:pointer;font-size:18px;line-height:1}
.drawer nav{display:flex;flex-direction:column;gap:4px}
.drawer nav a{padding:12px 14px;border-radius:12px;font-size:15.5px;color:var(--c-ink-2)}
.drawer nav a:hover{background:var(--c-primary-050);color:var(--c-primary)}
.drawer nav a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.drawer .search-box{width:100%}
.scrim{position:fixed;inset:0;background:rgba(12,38,34,.42);z-index:70;opacity:0;pointer-events:none;transition:opacity .28s ease}
.scrim.is-open{opacity:1;pointer-events:auto}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--c-ink-3)}
.breadcrumb a{color:var(--c-ink-3);transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb span.sep{color:var(--c-line)}
.breadcrumb .current{color:var(--c-ink)}

/* ---------- banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  background:var(--c-primary-050);
  border-bottom:1px solid var(--c-line);
}
.page-banner::after{
  content:"";position:absolute;right:-10%;bottom:-40%;width:70%;height:150%;
  background:linear-gradient(18deg,rgba(20,82,74,.07),rgba(20,82,74,0));
  transform:rotate(0deg);pointer-events:none;
}
.banner-grid{display:grid;grid-template-columns:7fr 5fr;align-items:stretch;gap:0}
.banner-inner{position:relative;z-index:2;padding:44px 0 40px;min-height:240px;display:flex;flex-direction:column;justify-content:center;gap:16px}
.banner-inner h1{font-size:clamp(28px,4.4vw,50px);line-height:1.24;font-weight:700;color:var(--c-ink)}
.banner-sub{font-size:16px;line-height:1.8;color:var(--c-ink-2);max-width:620px}
.banner-media{position:relative;min-height:240px;overflow:hidden}
.banner-media img{width:100%;height:100%;object-fit:cover;filter:saturate(.92)}
.banner-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#EAF2F0 0%,rgba(234,242,240,.35) 45%,rgba(234,242,240,0) 100%)}
.banner-fallback{width:100%;height:100%;min-height:240px;background:var(--c-primary-100);display:flex;align-items:center;justify-content:center;font-size:64px;font-weight:700;color:rgba(20,82,74,.14)}

/* ---------- overview strip ---------- */
.overview-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--c-line)}
.overview-item{padding:26px 24px 22px;border-bottom:1px solid var(--c-line);border-right:1px solid var(--c-line);position:relative}
.overview-item:last-child{border-right:0}
.overview-item .oi-icon{width:40px;height:40px;border-radius:12px;background:var(--c-primary-050);display:flex;align-items:center;justify-content:center;color:var(--c-primary);margin-bottom:14px}
.overview-item .oi-icon svg{width:20px;height:20px}
.overview-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
.overview-item p{font-size:14px;line-height:1.75;color:var(--c-ink-2)}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px}
.timeline::before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:var(--c-line)}
.tl-item{position:relative;display:grid;grid-template-columns:40px 1fr;gap:24px;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-step{
  position:relative;z-index:2;width:40px;height:40px;border-radius:50%;
  background:#fff;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--c-primary);
}
.tl-item.is-key .tl-step{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.tl-body{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);padding:24px 26px;transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease}
.tl-body:hover{border-color:rgba(20,82,74,.3);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.tl-body h3{font-size:19px;font-weight:600;margin-bottom:10px}
.tl-body p{font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;border-top:1px dashed var(--c-line);padding-top:14px}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--c-primary-050);color:var(--c-primary);font-size:13px;line-height:1;
}
.tag-warm{background:rgba(224,122,95,.12);color:var(--c-accent-700)}
.tag-line{background:transparent;border:1px solid var(--c-line);color:var(--c-ink-2)}

/* ---------- matrix list ---------- */
.matrix{margin-top:8px;border:1px solid var(--c-line);border-radius:var(--radius-lg);overflow:hidden;background:var(--c-surface)}
.matrix-row{display:grid;grid-template-columns:1.1fr 1.4fr 1.1fr;gap:20px;padding:20px 26px;border-bottom:1px solid var(--c-line);transition:background-color .2s ease}
.matrix-row:last-child{border-bottom:0}
.matrix-row:hover{background:var(--c-primary-050)}
.matrix-row.head{background:#F2F1EC;font-size:13px;font-weight:600;color:var(--c-ink-2);letter-spacing:.04em}
.matrix-row strong{font-size:16px;font-weight:600}
.matrix-row span{font-size:14.5px;color:var(--c-ink-2)}
.matrix-row .m-pill{display:inline-flex;height:24px;align-items:center;padding:0 10px;border-radius:6px;background:var(--c-primary-050);color:var(--c-primary);font-size:13px;margin:0 6px 6px 0}

/* ---------- dark band ---------- */
.dark-band{background:var(--c-dark);color:var(--c-dark-1);border-top:1px solid rgba(255,255,255,.08)}
.dark-band .section-head h2{color:#fff}
.dark-band .section-head h2::before{background:#7FB09D}
.dark-band .section-head p{color:var(--c-dark-2)}
.rhythm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:12px}
.rhythm{padding:6px 28px;border-left:1px solid rgba(255,255,255,.12)}
.rhythm:first-child{border-left:0;padding-left:0}
.rhythm .r-num{font-size:clamp(28px,3.4vw,38px);font-weight:700;color:#7FB09D;line-height:1.2}
.rhythm h3{font-size:18px;color:#fff;margin:8px 0 6px;font-weight:600}
.rhythm p{font-size:14px;color:var(--c-dark-2);line-height:1.8}

/* ---------- faq ---------- */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease}
.faq-item.is-open{border-color:rgba(20,82,74,.28)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-q::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);opacity:0;transition:opacity .2s ease}
.faq-item{position:relative}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-icon{width:20px;height:20px;flex:none;color:var(--c-primary);transition:transform .25s ease}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- CTA ---------- */
.cta-band{background:var(--c-primary);color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-6%;bottom:-50%;width:60%;height:160%;background:linear-gradient(18deg,rgba(255,255,255,.06),rgba(255,255,255,0));pointer-events:none}
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;position:relative;z-index:2}
.cta-copy h2{font-size:clamp(22px,2.6vw,32px);color:#fff;margin-bottom:16px}
.cta-copy p{font-size:15px;line-height:1.85;color:var(--c-primary-100);margin-bottom:10px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:#EAF2F0}
.cta-points svg{width:18px;height:18px;color:#9FD1C2}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-2);color:var(--c-ink)}
.form-card h3{font-size:18px;font-weight:600;margin-bottom:6px}
.form-card .form-tip{font-size:13.5px;color:var(--c-ink-3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px}
.field input,.field textarea{
  width:100%;height:44px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid var(--c-line);background:#F8F6F2;outline:none;
  font-size:15px;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:110px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(20,82,74,.14)}
.field input.is-error,.field textarea.is-error{border:1.5px solid var(--c-danger)}
.field .err-msg{display:none;font-size:12px;color:var(--c-danger);margin-top:6px}
.field.has-error .err-msg{display:block}
.form-note{font-size:12.5px;color:var(--c-ink-3);margin-top:12px;text-align:center}
.form-success{display:none;align-items:center;gap:10px;margin-top:14px;padding:12px 14px;border:1px solid var(--c-success);border-radius:var(--radius-btn);color:var(--c-success);font-size:14px;background:rgba(62,142,126,.07)}
.form-success.is-visible{display:flex}

/* ---------- related ---------- */
.related{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.pill-link{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 18px;border-radius:var(--radius-pill);
  border:1px solid var(--c-line);background:#fff;font-size:14px;color:var(--c-ink-2);
  transition:border-color .2s ease,color .2s ease,background-color .2s ease,transform .2s ease;
}
.pill-link:hover{border-color:rgba(20,82,74,.35);color:var(--c-primary);background:var(--c-primary-050);transform:translateY(-2px)}
.pill-link[aria-current="page"]{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.back-home{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:var(--c-primary)}
.back-home svg{width:18px;height:18px}
.back-home:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:var(--c-dark-2);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:16px}
.footer-brand svg{width:24px;height:24px}
.footer-desc{font-size:14px;line-height:1.85;color:var(--c-dark-2);max-width:340px}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--c-dark-2);transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--c-dark-2)}
.footer-contact svg{width:17px;height:17px;color:#7FB09D}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:var(--c-dark-2);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{max-width:92%}
}
@media (max-width:1023px){
  :root{--space-section:64px}
  .nav-channels{display:none}
  .search-box{display:none}
  .nav-toggle{display:flex}
  .banner-grid{grid-template-columns:1fr}
  .banner-media{min-height:200px;max-height:240px}
  .banner-media::after{background:linear-gradient(180deg,rgba(234,242,240,.9),rgba(234,242,240,0) 60%)}
  .overview-strip{grid-template-columns:repeat(2,1fr)}
  .overview-item:nth-child(2n){border-right:0}
  .matrix-row{grid-template-columns:1fr 1fr;gap:12px}
  .matrix-row .m-col-3{grid-column:1 / -1}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .rhythm-grid{grid-template-columns:1fr;gap:0}
  .rhythm{border-left:0;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;padding-left:0}
  .rhythm:first-child{border-top:0;padding-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--space-section:48px}
  body{font-size:15.5px}
  .header-inner{gap:12px}
  .header-tools{gap:8px}
  .link-login{display:none}
  .banner-inner{padding:30px 0 28px;min-height:0}
  .banner-media{min-height:180px;max-height:200px}
  .overview-strip{grid-template-columns:1fr}
  .overview-item{border-right:0;padding:20px 0}
  .tl-item{grid-template-columns:34px 1fr;gap:16px}
  .tl-step{width:34px;height:34px;font-size:14px}
  .timeline::before{left:16px}
  .tl-body{padding:20px}
  .matrix-row{grid-template-columns:1fr;padding:18px}
  .matrix-row.head{display:none}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .btn{height:46px;width:100%}
  .btn-sm{width:auto;height:36px}
  .search-box{width:100%}
  .logo span{font-size:15px}
  .tl-body{padding:16px}
  .rhythm{padding:18px 0}
}