/* roulang page: index */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-chip:999px;
  --radius-img:12px;
  --shadow-card:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --shadow-hover:0 12px 32px rgba(10,31,26,.12);
  --font-stack:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-body-font-family:var(--font-stack);
  --bs-body-color:#12211D;
  --bs-body-bg:#F5F6F2;
  --bs-primary:#0B6B54;
  --bs-link-color:#0B6B54;
  --bs-link-hover-color:#083F32;
  --bs-border-color:#DDE5DF;
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:140px}
body{
  margin:0;
  font-family:var(--font-stack);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--primary-deep)}
h1,h2,h3,h4{color:var(--text);letter-spacing:-.3px;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(183,240,60,.9);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- layout ---------- */
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto;width:100%}
@media (min-width:1400px){.container{max-width:1280px}}
.section{padding:96px 0}
.section-alt{background:var(--surface-2)}
.section-head{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-end;justify-content:space-between;margin-bottom:32px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.4px;color:var(--primary);background:rgba(11,107,84,.08);border-radius:999px;padding:6px 14px;margin-bottom:14px}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2)}
.section-title{font-size:32px;line-height:42px;font-weight:800}
.section-desc{max-width:640px;margin-top:12px;color:var(--text-2);font-size:15px;line-height:1.8}
@media (max-width:767px){
  .section{padding:56px 0}
  .section-title{font-size:24px;line-height:34px}
}

/* ---------- buttons ---------- */
.btn-main,.btn-outline-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-main{background:var(--accent);color:var(--ink)}
.btn-main:hover{background:#a8e02f;color:var(--ink);transform:translateY(-1px);box-shadow:0 10px 24px rgba(183,240,60,.32)}
.btn-main:active{transform:translateY(0);box-shadow:none}
.btn-outline-main{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline-main:hover{background:rgba(11,107,84,.08);color:var(--primary)}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
@media (max-width:575px){
  .btn-main,.btn-outline-main,.btn-ghost{height:44px;padding:0 18px;font-size:15px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
}

/* ---------- chips ---------- */
.chip{
  display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;
  border-radius:var(--radius-chip);font-size:14px;font-weight:600;color:var(--text-2);
  background:transparent;border:0;white-space:nowrap;transition:all .2s ease;
}
.chip:hover{background:var(--surface-2);color:var(--text)}
.chip.active{background:var(--primary);color:#fff}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;height:72px;
  display:flex;align-items:center;background:transparent;border-bottom:1px solid transparent;
  transition:height .25s ease,background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-solid{background:#fff;height:64px;border-bottom:1px solid var(--border);box-shadow:0 6px 20px rgba(10,31,26,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 100%);color:var(--accent);
  flex:0 0 34px;
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.4px;color:#fff;transition:color .25s ease}
.site-header.is-solid .brand-text{color:var(--text)}
.main-nav{display:flex;align-items:center;gap:8px;flex-wrap:nowrap}
.site-header:not(.is-solid) .chip{color:rgba(255,255,255,.86)}
.site-header:not(.is-solid) .chip:hover{background:rgba(255,255,255,.14);color:#fff}
.site-header:not(.is-solid) .chip.active{background:var(--accent);color:var(--ink)}
.header-right{display:flex;align-items:center;gap:12px}
.header-cta{height:40px;padding:0 18px;font-size:14px}
.hamburger{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--border);
  background:#fff;color:var(--text);align-items:center;justify-content:center;font-size:16px;
}
.site-header:not(.is-solid) .hamburger{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);color:#fff}
@media (max-width:1199px){
  .main-nav .chip{padding:0 12px;font-size:13px}
}
@media (max-width:991px){
  .site-header,.site-header.is-solid{height:60px}
  .main-nav{display:none}
  .hamburger{display:inline-flex}
}
.mobile-nav{width:310px;background:var(--surface);border-left:1px solid var(--border)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--border);padding:18px 20px}
.mobile-nav .offcanvas-body{padding:20px}
.mobile-nav .nav-list{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}
.mobile-nav .nav-list .chip{height:44px;justify-content:flex-start;width:100%;background:var(--surface-2);color:var(--text)}
.mobile-nav .nav-list .chip.active{background:var(--primary);color:#fff}

/* ---------- anchor bar ---------- */
.anchor-bar{position:sticky;top:64px;z-index:1020;background:rgba(245,246,242,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.anchor-inner{display:flex;align-items:center;gap:8px;height:54px;overflow-x:auto;scrollbar-width:none}
.anchor-inner::-webkit-scrollbar{display:none}
.anchor-chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap;
}
.anchor-chip:hover{background:var(--surface-2);color:var(--text)}
.anchor-chip.active{background:var(--accent);color:var(--ink)}
@media (max-width:991px){
  .anchor-bar{top:60px}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:flex-end;padding:170px 0 130px;background:var(--ink);overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(10,31,26,.9) 0%,rgba(8,63,50,.68) 48%,rgba(10,31,26,.88) 100%);
}
.hero-fade{position:absolute;left:0;right:0;bottom:0;height:120px;z-index:2;
  background:linear-gradient(180deg,rgba(245,246,242,0) 0%,var(--base) 100%)}
.hero-inner{position:relative;z-index:3;max-width:680px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;height:32px;padding:0 16px;border-radius:999px;
  background:rgba(183,240,60,.14);border:1px solid rgba(183,240,60,.4);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.4px;margin-bottom:20px}
.hero h1{color:#fff;font-size:44px;line-height:56px;font-weight:800;letter-spacing:-.5px;max-width:640px}
.hero-sub{margin-top:20px;color:rgba(255,255,255,.82);font-size:17px;line-height:1.85;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:48px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.16);border-radius:16px;overflow:hidden;
}
.hero-stat{background:rgba(10,31,26,.42);padding:18px 16px}
.hero-stat strong{display:block;font-size:26px;font-weight:800;color:var(--accent);line-height:1.2}
.hero-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.72)}
.hero-scroll{position:absolute;left:50%;bottom:34px;z-index:3;transform:translateX(-50%);
  display:inline-flex;flex-direction:column;align-items:center;gap:6px;color:rgba(255,255,255,.7);font-size:12px}
.hero-scroll i{animation:floatArrow 1.8s ease-in-out infinite}
@keyframes floatArrow{0%,100%{transform:translateY(0);opacity:.75}50%{transform:translateY(6px);opacity:1}}
@media (max-width:991px){
  .hero{min-height:76vh;padding:140px 0 100px}
  .hero h1{font-size:34px;line-height:44px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575px){
  .hero{min-height:72vh;padding:120px 0 90px}
  .hero h1{font-size:30px;line-height:40px}
  .hero-sub{font-size:15px}
  .hero-stat strong{font-size:22px}
}

/* ---------- features ---------- */
.features-wrap{display:grid;grid-template-columns:minmax(280px,400px) 1fr;gap:48px;align-items:start}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.feature-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px 24px;box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.feature-icon{
  width:46px;height:46px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(11,107,84,.09);color:var(--primary);font-size:19px;margin-bottom:16px;
}
.feature-card h3{font-size:19px;font-weight:700;line-height:1.5}
.feature-card p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.8}
@media (max-width:991px){
  .features-wrap{grid-template-columns:1fr;gap:32px}
}
@media (max-width:575px){
  .feature-grid{grid-template-columns:1fr}
}

/* ---------- demo ---------- */
.demo-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.demo-tab{
  height:36px;padding:0 18px;border-radius:999px;border:1px solid var(--border);background:#fff;
  color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;
}
.demo-tab:hover{background:var(--surface-2);color:var(--text)}
.demo-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}
.demo-wrap{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:40px;align-items:center}
.demo-pane{display:none}
.demo-pane.active{display:block}
.demo-points li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--border);font-size:15px;color:var(--text-2)}
.demo-points li:last-child{border-bottom:0}
.demo-points i{color:var(--accent-2);margin-top:6px;font-size:12px}
.demo-figure{position:relative;aspect-ratio:21/9;min-height:200px;border-radius:var(--radius-img);overflow:hidden;
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--ink) 100%)}
.demo-figure img{width:100%;height:100%;object-fit:cover}
.demo-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13px;color:rgba(255,255,255,.86);
  background:linear-gradient(180deg,rgba(10,31,26,0) 0%,rgba(10,31,26,.82) 100%);
}
@media (max-width:991px){
  .demo-wrap{grid-template-columns:1fr;gap:28px}
}

/* ---------- news ---------- */
.filter-chips{display:flex;gap:8px;flex-wrap:wrap}
.lead-card{
  display:grid;grid-template-columns:minmax(280px,46%) 1fr;gap:0;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);position:relative;transition:transform .2s ease,box-shadow .2s ease;
}
.lead-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent);z-index:2}
.lead-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.lead-media{display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--primary-deep),var(--ink))}
.lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.lead-card:hover .lead-media img{transform:scale(1.03)}
.lead-body{padding:28px 30px;display:flex;flex-direction:column;justify-content:center;gap:14px}
.lead-title{font-size:24px;line-height:1.45;font-weight:800}
.lead-title a{color:var(--text)}
.lead-title a:hover{color:var(--primary)}
.lead-excerpt{font-size:15px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card{
  height:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.news-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--primary-deep),var(--ink))}
.news-media img{width:100%;height:100%;object-fit:cover}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:17px;font-weight:700;line-height:1.55}
.news-body h3 a{color:var(--text)}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto}
.badge-cat{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.4px;background:rgba(11,107,84,.08);color:var(--primary)}
.badge-time{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.4px;background:rgba(255,122,47,.1);color:#C4550F}
.news-link{margin-left:auto;font-size:13px;font-weight:700;color:var(--primary)}
.news-link:hover{color:var(--primary-deep);text-decoration:underline}
.empty-state{
  text-align:center;padding:64px 24px;background:var(--surface);border:1px dashed var(--border);
  border-radius:var(--radius-card);
}
.empty-state i{font-size:48px;color:rgba(11,107,84,.2);display:block;margin-bottom:16px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:20px}
@media (max-width:767px){
  .lead-card{grid-template-columns:1fr}
  .lead-body{padding:20px}
  .lead-title{font-size:20px}
}

/* ---------- proof ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-card);
}
.stat-card strong{display:block;font-size:34px;font-weight:800;color:var(--primary);line-height:1.15}
.stat-card span{display:block;margin-top:8px;font-size:14px;color:var(--text-2)}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.quote-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 44px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(11,107,84,.1);color:var(--primary);font-weight:800;font-size:15px;
}
.quote-head b{display:block;font-size:15px}
.quote-head em{display:block;font-style:normal;font-size:13px;color:var(--text-3)}
.quote-card p{font-size:15px;color:var(--text-2);line-height:1.85}
.stars{margin-top:14px;color:var(--accent-2);font-size:13px;letter-spacing:2px}
.logo-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.logo-item{
  flex:1 1 160px;height:64px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:14px;font-weight:700;letter-spacing:.4px;
  filter:grayscale(100%);transition:filter .2s ease,color .2s ease;
}
.logo-item:hover{filter:grayscale(0);color:var(--primary)}
@media (max-width:991px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
}

/* ---------- pricing ---------- */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.price-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:32px 26px;box-shadow:var(--shadow-card);display:flex;flex-direction:column;gap:18px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.price-card.featured{transform:translateY(-8px);border-color:var(--accent);box-shadow:0 12px 32px rgba(10,31,26,.12)}
.price-card.featured:hover{transform:translateY(-10px)}
.price-tag{
  position:absolute;top:-13px;right:24px;height:26px;padding:0 14px;border-radius:999px;
  background:var(--accent);color:var(--ink);font-size:12px;font-weight:700;letter-spacing:.4px;
  display:inline-flex;align-items:center;
}
.price-name{font-size:19px;font-weight:800}
.price-note{font-size:14px;color:var(--text-2)}
.price-value{font-size:38px;font-weight:800;color:var(--accent-2);line-height:1.1}
.price-value small{font-size:15px;color:var(--text-3);font-weight:600;margin-left:4px}
.price-list{display:flex;flex-direction:column;gap:12px;padding:18px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.price-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2)}
.price-list i{color:var(--success);margin-top:6px;font-size:12px}
@media (max-width:991px){
  .pricing-grid{grid-template-columns:1fr;gap:32px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-2px)}
}

/* ---------- faq ---------- */
.faq-accordion .accordion-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden;
}
.faq-accordion .accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:var(--surface);
  padding:20px 24px;border:0;box-shadow:none;border-left:3px solid transparent;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--primary);background:var(--surface);border-left-color:var(--accent)}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:var(--border)}
.faq-accordion .accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;color:var(--text-3);
  width:auto;height:auto;transition:transform .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--primary)}
.faq-accordion .accordion-body{padding:0 24px 22px 27px;font-size:15px;line-height:1.85;color:var(--text-2)}
.accordion-collapse{transition:height .2s ease}

/* ---------- final cta ---------- */
.final-cta{background:var(--primary-deep);padding:72px 0;position:relative;overflow:hidden}
.final-cta::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(183,240,60,.14) 0%,rgba(183,240,60,0) 70%);
}
.final-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.final-inner h2{color:#fff;font-size:28px;line-height:38px;font-weight:800;max-width:620px}
.final-inner p{margin-top:10px;color:rgba(255,255,255,.74);font-size:15px;max-width:560px}
@media (max-width:767px){
  .final-cta{padding:56px 0}
  .final-inner h2{font-size:22px;line-height:32px}
}

/* ---------- footer ---------- */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.9);padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand .footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .footer-logo span:last-child{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.4px}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:320px}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.78)}
.footer-col a:hover{color:var(--accent);text-decoration:underline}
.foot-form{display:flex;flex-direction:column;gap:10px}
.foot-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.86)}
.foot-form-row{display:flex;gap:8px}
.foot-form input{
  flex:1;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14px;
}
.foot-form input::placeholder{color:rgba(255,255,255,.5)}
.foot-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.22)}
.foot-form .btn-main{height:44px;padding:0 18px;font-size:14px}
.foot-hint{font-size:13px;color:rgba(255,255,255,.56);line-height:1.7}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:56px 0 24px}
}

/* ---------- floating cta ---------- */
.float-cta{position:fixed;right:24px;bottom:28px;z-index:1040;display:flex;flex-direction:column;align-items:flex-end;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:all .28s ease}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta.hide{opacity:0;visibility:hidden}
.float-toggle{
  height:48px;padding:0 22px;border-radius:999px;border:1px solid rgba(255,255,255,.2);
  background:var(--primary);color:#fff;font-size:14px;font-weight:700;box-shadow:0 12px 28px rgba(10,31,26,.24);
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:background-color .2s ease,transform .2s ease;
}
.float-toggle:hover{background:var(--primary-deep);transform:translateY(-1px)}
.float-menu{display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.float-menu a{
  background:#fff;border:1px solid var(--border);color:var(--text);font-size:13px;font-weight:600;
  padding:9px 16px;border-radius:999px;box-shadow:var(--shadow-card);
}
.float-menu a:hover{color:var(--primary);border-color:var(--primary)}
.float-cta:not(.open) .float-menu{display:none}
@media (max-width:767px){
  .float-cta{right:0;left:0;bottom:0;align-items:stretch;gap:0;transform:none}
  .float-menu{display:none!important}
  .float-toggle{width:100%;height:56px;border-radius:0;justify-content:center;background:var(--primary)}
}

/* roulang page: article */
/* ===== 设计令牌 ===== */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --r-card:16px;
  --r-btn:10px;
  --r-chip:999px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --sh-hover:0 12px 32px rgba(10,31,26,.12);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-primary:#0B6B54;
  --bs-body-bg:#F5F6F2;
  --bs-body-color:#12211D;
  --bs-border-color:#DDE5DF;
  --bs-link-color:#0B6B54;
  --bs-link-hover-color:#083F32;
  --bs-font-sans-serif:var(--font-sans);
  --bs-body-font-family:var(--font-sans);
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
}
/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--base);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--primary);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(183,240,60,.55);color:var(--ink);}
:focus-visible{outline:3px solid rgba(183,240,60,.85);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}
/* ===== 顶部阅读进度条 ===== */
.read-progress{
  position:fixed;left:0;top:0;z-index:1060;
  width:100%;height:3px;background:transparent;pointer-events:none;
}
.read-progress span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:width .1s linear;
}
/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1050;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .22s ease;
}
.site-header.scrolled{box-shadow:0 6px 22px rgba(10,31,26,.08);}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;transition:height .22s ease;
}
.site-header.scrolled .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-deep));
  color:var(--accent);
  box-shadow:0 6px 16px rgba(11,107,84,.28);
}
.brand-text{
  font-size:20px;font-weight:800;letter-spacing:-.4px;color:var(--ink);
  white-space:nowrap;
}
.main-nav{
  display:flex;align-items:center;gap:8px;flex:1 1 auto;
  justify-content:center;
}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;
  border-radius:var(--r-chip);
  font-size:14.5px;font-weight:600;color:var(--text-2);
  background:transparent;border:1px solid transparent;
  white-space:nowrap;
}
.chip:hover{background:var(--surface-2);color:var(--primary);}
.chip.active{background:var(--primary);color:#fff;}
.chip.active:hover{background:var(--primary-deep);color:#fff;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 24px;border:0;cursor:pointer;
  border-radius:var(--r-btn);
  background:var(--accent);color:var(--ink);
  font-size:15px;font-weight:700;letter-spacing:.2px;
  transition:transform .16s ease,filter .16s ease,box-shadow .16s ease;
}
.btn-main:hover{filter:brightness(.94);transform:translateY(-1px);color:var(--ink);box-shadow:0 10px 24px rgba(183,240,60,.32);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 22px;
  border-radius:var(--r-btn);
  border:1px solid var(--primary);color:var(--primary);
  background:transparent;font-size:15px;font-weight:700;cursor:pointer;
  transition:background-color .18s ease,transform .16s ease;
}
.btn-ghost:hover{background:rgba(11,107,84,.08);color:var(--primary-deep);transform:translateY(-1px);}
.header-cta{height:44px;padding:0 20px;font-size:14.5px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--border);
  border-radius:var(--r-btn);background:var(--surface);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);}
.nav-toggle:hover{border-color:var(--primary);}
/* 移动抽屉 */
.mobile-nav{width:320px !important;background:var(--surface);border-left:1px solid var(--border);}
.mobile-nav .offcanvas-header{padding:20px 24px;border-bottom:1px solid var(--border);}
.mobile-nav .offcanvas-title{font-size:17px;font-weight:800;}
.mobile-nav .offcanvas-body{padding:20px 24px 28px;display:flex;flex-direction:column;gap:10px;}
.mobile-nav .chip{justify-content:flex-start;height:46px;padding:0 18px;border-radius:12px;background:var(--surface-2);}
.mobile-nav .chip.active{background:var(--primary);color:#fff;}
.mobile-nav .btn-main{width:100%;margin-top:8px;}
/* ===== 面包屑 ===== */
.breadcrumb-nav{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--text-3);padding-top:28px;
}
.breadcrumb-nav a{color:var(--text-3);}
.breadcrumb-nav a:hover{color:var(--primary);text-decoration:underline;}
.breadcrumb-nav .sep{color:var(--border);}
.breadcrumb-nav .current{
  color:var(--primary);font-weight:600;
  max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.breadcrumb-nav .mid{color:var(--text-2);}
/* ===== 文章头部 ===== */
.article-head{padding:24px 0 32px;border-bottom:1px solid var(--border);}
.article-head h1{
  font-size:44px;line-height:1.28;font-weight:800;letter-spacing:-.5px;
  margin:18px 0 20px;max-width:900px;
}
.badge-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-chip);
  background:rgba(11,107,84,.08);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:14px;color:var(--text-3);
}
.badge-time{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-chip);
  background:rgba(255,122,47,.12);color:#C9531A;
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--border);}
/* ===== 主体两栏 ===== */
.article-wrap{padding:40px 0 72px;}
.article-cover{
  margin:0 0 32px;border-radius:var(--r-card);overflow:hidden;
  aspect-ratio:16/9;background:linear-gradient(140deg,var(--primary),var(--ink));
  box-shadow:var(--sh-card);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}
.article-body{
  max-width:760px;
  font-size:17px;line-height:1.9;color:var(--text);
}
.article-body > * + *{margin-top:1.4em;}
.article-body p{margin:0;}
.article-body h2{
  position:relative;
  font-size:26px;line-height:1.5;font-weight:800;
  padding-left:14px;margin-top:1.8em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;
  width:3px;height:1em;border-radius:2px;background:var(--accent);
}
.article-body h3{font-size:20px;line-height:1.6;font-weight:700;margin-top:1.6em;}
.article-body ul,.article-body ol{padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.5em 0;}
.article-body li::marker{color:var(--primary);}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  background:var(--surface-2);
  border-left:3px solid var(--primary);
  border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--text-2);font-size:16px;
}
.article-body img{border-radius:var(--r-img);margin:1.6em 0;width:100%;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption,.article-body .caption{
  display:block;margin-top:10px;font-size:13.5px;color:var(--text-3);text-align:center;
}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(11,107,84,.35);}
.article-body a:hover{color:var(--primary-deep);border-bottom-color:var(--primary-deep);}
.article-body strong{font-weight:700;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.8em 0;
  font-size:15px;border:1px solid var(--border);border-radius:var(--r-img);
  overflow:hidden;
}
.article-body thead th{
  background:var(--primary-deep);color:#fff;font-weight:700;
  padding:12px 16px;text-align:left;
}
.article-body tbody td{padding:12px 16px;border-top:1px solid var(--border);color:var(--text-2);}
.article-body tbody tr:nth-child(even){background:var(--surface-2);}
.article-body hr{border:0;border-top:1px solid var(--border);margin:2em 0;}
/* ===== 空态 ===== */
.empty-state{
  padding:64px 24px;text-align:center;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-card);
}
.empty-state svg{color:rgba(11,107,84,.22);margin:0 auto 18px;}
.empty-state p{font-size:16px;color:var(--text-2);margin-bottom:22px;}
/* ===== 正文底部 ===== */
.article-foot{max-width:760px;margin-top:48px;padding-top:32px;border-top:1px solid var(--border);}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.tag-label{font-size:13px;font-weight:600;color:var(--text-3);letter-spacing:.4px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--r-chip);background:var(--surface-2);
  font-size:13px;color:var(--text-2);border:1px solid var(--border);
}
.tag:hover{background:rgba(11,107,84,.08);color:var(--primary);border-color:rgba(11,107,84,.25);}
.nav-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px;}
.nav-card{
  display:block;padding:18px 20px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.nav-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(11,107,84,.35);color:var(--primary);}
.nav-card.next{text-align:right;}
.nav-dir{display:block;font-size:13px;color:var(--text-3);margin-bottom:6px;}
.nav-name{display:block;font-size:17px;font-weight:700;color:inherit;}
.related{margin-top:40px;}
.related h2{font-size:22px;font-weight:800;margin-bottom:18px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-card{
  display:block;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.rel-card .thumb{aspect-ratio:16/9;background:linear-gradient(140deg,var(--primary),var(--ink));overflow:hidden;}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;}
.rel-card .body{padding:16px 18px 20px;}
.rel-card h3{font-size:16px;line-height:1.6;font-weight:700;margin-bottom:8px;}
.rel-card p{font-size:13.5px;color:var(--text-3);line-height:1.7;}
.back-row{margin-top:32px;}
/* ===== 侧栏 ===== */
.side-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-card);
}
.side-card h2,.side-card h3{font-size:16px;font-weight:800;margin-bottom:16px;letter-spacing:-.2px;}
.toc-list{display:flex;flex-direction:column;gap:6px;max-height:320px;overflow:auto;}
.toc-list a{
  display:block;font-size:14px;color:var(--text-2);
  padding:7px 10px;border-radius:8px;border-left:2px solid transparent;line-height:1.5;
}
.toc-list a.lv3{padding-left:24px;font-size:13px;color:var(--text-3);}
.toc-list a:hover{background:var(--surface-2);color:var(--primary);}
.toc-list a.current{background:rgba(11,107,84,.07);color:var(--primary);border-left-color:var(--accent);font-weight:600;}
.chip-group{display:flex;flex-wrap:wrap;gap:8px;}
.chip-group .chip{background:var(--surface-2);height:34px;font-size:13.5px;}
.chip-group .chip:hover{background:rgba(11,107,84,.12);color:var(--primary);}
.cta-card{
  background:linear-gradient(150deg,var(--primary-deep),var(--ink));
  border:1px solid rgba(255,255,255,.1);border-radius:var(--r-card);
  padding:24px;color:rgba(255,255,255,.88);
}
.cta-card h2{color:#fff;font-size:18px;margin-bottom:10px;}
.cta-card p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.72);margin-bottom:18px;}
.cta-card .btn-main{width:100%;}
/* ===== 页脚 ===== */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.9);margin-top:24px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:32px;}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-logo .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;color:var(--accent);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:340px;}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.2px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.78);}
.footer-col a:hover{color:var(--accent);text-decoration:underline;}
.foot-form label{display:block;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.85);margin-bottom:10px;}
.foot-form-row{display:flex;gap:10px;}
.foot-form input{
  flex:1 1 auto;height:48px;padding:0 14px;
  border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;font-size:14px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.foot-form input::placeholder{color:rgba(255,255,255,.45);}
.foot-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.25);}
.foot-form .btn-main{height:48px;padding:0 20px;}
.foot-hint{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:10px;line-height:1.7;}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
/* ===== 浮动入口 ===== */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;flex-direction:column;align-items:flex-end;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
}
.float-cta.show{opacity:1;visibility:visible;transform:none;}
.float-cta.near-foot{opacity:0;visibility:hidden;}
.float-menu{
  display:none;flex-direction:column;gap:6px;padding:8px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;box-shadow:var(--sh-hover);
}
.float-cta.open .float-menu{display:flex;}
.float-menu a{padding:9px 16px;border-radius:10px;font-size:14px;color:var(--text-2);white-space:nowrap;}
.float-menu a:hover{background:var(--surface-2);color:var(--primary);}
.float-toggle{height:48px;padding:0 22px;}
/* ===== 通用徽章 ===== */
.badge-line{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .side-stack{position:static;}
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .article-head h1{font-size:34px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .breadcrumb-nav .current{max-width:34ch;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container{padding-left:18px;padding-right:18px;}
  .header-inner{height:60px;}
  .site-header.scrolled .header-inner{height:60px;}
  .brand-text{font-size:18px;}
  .article-wrap{padding:28px 0 56px;}
  .article-head h1{font-size:30px;line-height:1.36;margin:14px 0 16px;}
  .article-body{font-size:16.5px;}
  .article-body h2{font-size:22px;}
  .nav-pair{grid-template-columns:1fr;}
  .nav-card.next{text-align:left;}
  .related-grid{grid-template-columns:1fr;}
  .side-stack{top:auto;}
  .float-cta{
    right:0;left:0;bottom:0;align-items:stretch;
    background:transparent;padding:0;
  }
  .float-menu{border-radius:14px 14px 0 0;border-bottom:0;}
  .float-toggle{width:100%;height:56px;border-radius:0;}
  .float-cta.near-foot{opacity:1;visibility:visible;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .article-head h1{font-size:27px;}
  .footer-grid{grid-template-columns:1fr;}
  .foot-form-row{flex-direction:column;}
  .foot-form .btn-main{width:100%;}
  .breadcrumb-nav .current{max-width:22ch;}
}

/* roulang page: category1 */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --r-card:16px;
  --r-btn:10px;
  --r-chip:999px;
  --sh-card:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --sh-hover:0 12px 32px rgba(10,31,26,.12);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-body-font-family:var(--font);
  --bs-primary:var(--primary);
  --bs-body-color:var(--text);
  --bs-border-color:var(--border);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary);text-decoration:underline}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.3px}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(183,240,60,.9);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}
@media (min-width:1400px){.container{max-width:1280px}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px}}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease,height .25s ease;
}
.site-header.scrolled{box-shadow:0 6px 20px rgba(10,31,26,.08)}
.header-inner{
  height:72px;display:flex;align-items:center;gap:24px;
  transition:height .25s ease;
}
.site-header.scrolled .header-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--primary),var(--ink));
  color:var(--accent);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.4px}
.main-nav{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-chip);font-size:14px;font-weight:600;color:var(--text-2);
  background:transparent;border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary);text-decoration:none}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  width:44px;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);
  background:#fff;color:var(--text);display:inline-flex;align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{background:var(--surface-2)}

/* ============ 按钮 ============ */
.btn-main,.btn-line,.btn-darkline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease;
}
.btn-main{background:var(--accent);color:var(--ink);border-color:var(--accent)}
.btn-main:hover{background:#a9e42f;color:var(--ink);transform:translateY(-1px);text-decoration:none}
.btn-main:active{transform:translateY(0)}
.btn-line{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-line:hover{background:rgba(11,107,84,.08);color:var(--primary);text-decoration:none}
.btn-darkline{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.5)}
.btn-darkline:hover{background:rgba(255,255,255,.2);color:#fff;text-decoration:none}
.btn-sm{height:44px;padding:0 18px;font-size:14px}
@media (max-width:575.98px){
  .btn-main,.btn-line,.btn-darkline{height:44px}
  .btn-block-sm{width:100%}
}

/* ============ Offcanvas ============ */
.offcanvas.offcanvas-end{background:var(--surface)}
.offcanvas .offcanvas-header{border-bottom:1px solid var(--border)}
.offcanvas .offcanvas-title{font-weight:800;font-size:18px}
.mobile-chips{display:flex;flex-direction:column;gap:8px;padding:8px 0}
.mobile-chips .chip{height:44px;justify-content:flex-start;border-color:var(--border);border-radius:var(--r-btn)}
.offcanvas-body .btn-main{width:100%;margin-top:16px}

/* ============ Hero ============ */
.page-hero{position:relative;background:var(--ink);overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,31,26,.72) 0%,rgba(10,31,26,.68) 60%,rgba(10,31,26,.92) 100%);
}
.page-hero .hero-inner{position:relative;z-index:2;padding:72px 0 64px;max-width:820px}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:var(--accent);text-decoration:none}
.crumb .sep{color:rgba(255,255,255,.4)}
.crumb .now{color:var(--accent)}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.22;font-weight:800;letter-spacing:-.5px;margin-bottom:18px;
}
.page-hero h1 .hl{color:var(--accent)}
.hero-lead{color:rgba(255,255,255,.82);font-size:17px;line-height:1.85;margin-bottom:26px;max-width:640px}
.hero-chips{display:flex;gap:8px;flex-wrap:wrap}
.hero-chips .chip{border-color:rgba(255,255,255,.28);color:rgba(255,255,255,.86);background:rgba(255,255,255,.06)}
.hero-chips .chip:hover{background:rgba(255,255,255,.16);color:#fff}
.hero-chips .chip.active{background:var(--accent);color:var(--ink);border-color:var(--accent)}
@media (max-width:991.98px){
  .page-hero .hero-inner{padding:56px 0 48px}
  .page-hero h1{font-size:36px;line-height:1.28}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:30px;line-height:1.32;letter-spacing:-.2px}
  .hero-lead{font-size:16px}
}

/* ============ 板块 ============ */
.section{padding:96px 0}
.section-sm{padding:72px 0}
.section-head{margin-bottom:32px}
.section-head h2{font-size:32px;line-height:1.32;font-weight:800}
.section-head p{color:var(--text-2);font-size:16px;margin-top:12px;margin-bottom:0;max-width:720px}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .section-sm{padding:56px 0}
  .section-head h2{font-size:26px}
}
@media (max-width:575.98px){
  .section{padding:56px 0}
  .section-sm{padding:44px 0}
  .section-head h2{font-size:24px}
}

/* ============ 主内容 ============ */
.content-block{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-card);margin-bottom:24px;
}
.content-block h2{font-size:24px;font-weight:800;margin-bottom:14px;position:relative;padding-left:14px}
.content-block h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--accent);
}
.content-block h3{font-size:18px;font-weight:700;margin:22px 0 10px}
.content-block p{color:var(--text-2);font-size:16px;line-height:1.9}
.media-16x9{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;background:linear-gradient(140deg,#0B6B54,#0A1F1A)}
.media-21x9{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:12px;background:linear-gradient(140deg,#0B6B54,#0A1F1A)}
.figure-cap{font-size:13px;color:var(--text-3);margin-top:10px}
.checks{display:grid;gap:10px;margin:16px 0 4px}
.checks li{position:relative;padding-left:28px;color:var(--text-2);font-size:15.5px;line-height:1.75}
.checks li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;
  background:rgba(183,240,60,.35);color:#0A1F1A;display:inline-flex;align-items:center;justify-content:center;
}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.badge-soft{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-chip);font-size:12px;font-weight:600;letter-spacing:.4px;background:rgba(11,107,84,.08);color:var(--primary)}
.badge-time{background:rgba(255,122,47,.1);color:var(--accent-2)}
.badge-lime{background:rgba(183,240,60,.28);color:#2C4A0A}

/* 列表 */
.news-list{border-top:1px solid var(--border)}
.news-list li{display:flex;gap:18px;padding:18px 16px;border-bottom:1px solid var(--border);transition:background .2s ease}
.news-list li:hover{background:var(--surface-2)}
.news-list .idx{
  flex:0 0 44px;height:44px;border-radius:12px;background:var(--surface-2);color:var(--primary);
  font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px;font-variant-numeric:tabular-nums;
}
.news-list h3{font-size:17px;font-weight:700;margin-bottom:6px}
.news-list h3 a{color:var(--text)}
.news-list h3 a:hover{color:var(--primary);text-decoration:none}
.news-list p{font-size:14.5px;color:var(--text-2);margin-bottom:6px;line-height:1.75}
.news-meta{display:flex;gap:10px;align-items:center;font-size:12.5px;color:var(--text-3)}
@media (max-width:575.98px){
  .news-list li{gap:12px;padding:16px 12px}
  .news-list .idx{flex:0 0 36px;height:36px;font-size:13px}
}

/* 侧栏 */
.side-sticky{position:sticky;top:96px}
.side-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-card);margin-bottom:20px;
}
.side-card h3{font-size:15px;font-weight:800;letter-spacing:.4px;color:var(--text);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--primary)}
.toc-list li a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;color:var(--text-2);
  border-left:2px solid transparent;transition:all .18s ease;
}
.toc-list li a:hover{background:var(--surface-2);color:var(--primary);border-left-color:var(--accent);text-decoration:none}
.side-chips{display:flex;flex-wrap:wrap;gap:8px}
.side-chips .chip{border-color:var(--border);height:34px;font-size:13.5px}
.side-cta{background:var(--primary-deep);border-color:rgba(255,255,255,.14);color:rgba(255,255,255,.9)}
.side-cta h3{color:#fff}
.side-cta h3 i{color:var(--accent)}
.side-cta p{color:rgba(255,255,255,.75);font-size:14.5px;line-height:1.8}
.side-cta .btn-main{width:100%;margin-top:12px}

/* 表单 */
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.form-field .req{color:var(--accent-2)}
.form-input{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--border);border-radius:var(--r-btn);
  font-size:15px;color:var(--text);background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-input::placeholder{color:var(--text-3)}
.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(11,107,84,.15)}
.form-hint{font-size:13px;color:var(--text-3);margin:10px 0 0}

/* 指标 */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-card)}
.metric .num{font-size:32px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2}
.metric .num.orange{color:var(--accent-2)}
.metric .lab{font-size:14px;color:var(--text-2);margin-top:6px}
@media (max-width:767.98px){.metrics{grid-template-columns:repeat(2,1fr)}}

/* 手风琴 */
.accordion-item{border:1px solid var(--border);border-radius:var(--r-card)!important;margin-bottom:12px;overflow:hidden;background:var(--surface)}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:var(--surface);
  padding:18px 20px;box-shadow:none!important;border-left:3px solid transparent;
}
.accordion-button:not(.collapsed){background:var(--surface-2);color:var(--primary);border-left:3px solid var(--accent)}
.accordion-button::after{transition:transform .2s ease}
.accordion-body{padding:6px 20px 22px;font-size:15px;line-height:1.8;color:var(--text-2)}

/* CTA 条 */
.cta-band{background:var(--primary-deep);border-radius:var(--r-card);padding:44px;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(183,240,60,.18),transparent 70%);
}
.cta-band h2{color:#fff;font-size:28px;font-weight:800;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;max-width:560px;margin-bottom:0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
@media (max-width:575.98px){.cta-band{padding:28px 20px}.cta-band h2{font-size:22px}}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:all .25s ease;
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta .fbtn{
  width:48px;height:48px;border-radius:50%;border:1px solid var(--border);background:#fff;color:var(--primary);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-card);font-size:16px;
}
.float-cta .fbtn:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.float-cta .fmain{
  height:48px;padding:0 20px;border-radius:var(--r-chip);background:var(--accent);color:var(--ink);
  font-weight:700;font-size:14.5px;display:inline-flex;align-items:center;gap:8px;box-shadow:var(--sh-card);
}
.float-cta .fmain:hover{background:#a9e42f;text-decoration:none;color:var(--ink)}
@media (max-width:767.98px){
  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;justify-content:center;
    background:#fff;border-top:1px solid var(--border);padding:8px 16px;gap:12px;transform:none;
  }
  .float-cta .fmain{flex:1 1 auto;justify-content:center}
  .float-cta .fbtn{width:44px;height:44px;flex:0 0 auto}
}

/* 页脚 */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.9);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:32px;padding-bottom:40px}
.footer-brand .footer-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:var(--accent)}
.footer-brand p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.8;margin:0}
.footer-col h3{color:#fff;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:rgba(255,255,255,.78);font-size:14.5px}
.footer-col a:hover{color:var(--accent);text-decoration:underline}
.foot-form label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.78);margin-bottom:8px}
.foot-form-row{display:flex;gap:8px}
.foot-form-row input{
  flex:1 1 auto;height:48px;padding:0 14px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;
}
.foot-form-row input::placeholder{color:rgba(255,255,255,.5)}
.foot-form-row input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.2)}
.foot-hint{font-size:12.5px;color:rgba(255,255,255,.6);margin:10px 0 0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;display:flex;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.66);
}
.footer-bottom p{margin:0}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:575.98px){
  .site-footer{padding:48px 0 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .foot-form-row{flex-direction:column}
  .foot-form-row .btn-main{width:100%}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --r-card:16px;
  --r-btn:10px;
  --r-chip:999px;
  --r-img:12px;
  --shadow-card:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --shadow-hover:0 12px 32px rgba(10,31,26,.12);
  --sec:96px;
  --bs-primary:#0B6B54;
  --bs-body-color:#12211D;
  --bs-body-bg:#F5F6F2;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-link-color:#0B6B54;
  --bs-link-hover-color:#FF7A2F;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-2);}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.3px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}
.section{padding-top:var(--sec);}
.sec-head{margin-bottom:32px;max-width:760px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.4px;
  color:var(--primary);background:rgba(11,107,84,.08);
  border-radius:var(--r-chip);height:24px;padding:0 12px;margin-bottom:14px;
}
.sec-title{font-size:32px;line-height:1.32;font-weight:800;}
.sec-desc{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 6px 20px rgba(10,31,26,.08);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .25s ease;}
.site-header.scrolled .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);font-weight:800;font-size:19px;letter-spacing:-.4px;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--primary);color:var(--accent);
  display:grid;place-items:center;flex:0 0 auto;
}
.main-nav{display:flex;align-items:center;gap:8px;margin-right:auto;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-chip);font-size:14px;font-weight:600;
  color:var(--text-2);background:transparent;border:1px solid transparent;
  white-space:nowrap;transition:background .2s ease,color .2s ease,transform .2s ease;
}
.chip:hover{background:var(--surface-2);color:var(--text);}
.chip.active{background:var(--primary);color:#fff;}
.chip.active:hover{background:var(--primary);color:#fff;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:0;border-radius:var(--r-btn);
  background:var(--accent);color:var(--ink);font-weight:700;font-size:15px;
  cursor:pointer;transition:transform .18s ease,filter .18s ease,box-shadow .18s ease;
}
.btn-main:hover{filter:brightness(.94);transform:translateY(-1px);color:var(--ink);}
.btn-main:active{transform:translateY(0);}
.btn-main:focus-visible{outline:3px solid var(--accent);outline-offset:2px;}
.btn-sub{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:transparent;border:1px solid var(--primary);color:var(--primary);
  font-weight:700;font-size:15px;cursor:pointer;
  transition:background .2s ease,transform .18s ease,color .2s ease;
}
.btn-sub:hover{background:rgba(11,107,84,.08);color:var(--primary);transform:translateY(-1px);}
.btn-sub:focus-visible{outline:3px solid rgba(11,107,84,.35);outline-offset:2px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.32);color:#fff;
  font-weight:700;font-size:15px;cursor:pointer;transition:background .2s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-1px);}
.btn-ghost:focus-visible{outline:3px solid var(--accent);outline-offset:2px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  align-items:center;justify-content:center;
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:#e3e9e3;}

/* ===== Hero ===== */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(10,31,26,.92) 0%,rgba(8,63,50,.78) 52%,rgba(8,63,50,.5) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#fff;padding:64px 0 96px;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,rgba(245,246,242,0) 0%,var(--base) 100%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.68);margin-bottom:22px;}
.crumb a{color:rgba(255,255,255,.68);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:rgba(255,255,255,.38);}
.crumb .current{color:var(--accent);font-weight:600;}
.hero-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-chip);background:rgba(183,240,60,.16);
  border:1px solid rgba(183,240,60,.4);
  color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.4px;
  margin-bottom:18px;
}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.22;font-weight:800;letter-spacing:-.5px;
  max-width:800px;
}
.hero-lead{
  margin-top:20px;max-width:640px;
  color:rgba(255,255,255,.84);font-size:16px;line-height:1.85;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px;}
.hero-chips .chip{background:rgba(255,255,255,.1);color:rgba(255,255,255,.9);border-color:rgba(255,255,255,.18);}
.hero-chips .chip:hover{background:rgba(255,255,255,.2);color:#fff;}
.hero-chips .chip.active{background:var(--primary);color:#fff;border-color:rgba(255,255,255,.3);}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;margin-top:40px;padding-top:28px;
  border-top:1px solid rgba(255,255,255,.16);max-width:860px;
}
.hero-stat .num{
  font-size:28px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stat .lbl{margin-top:4px;font-size:13px;color:rgba(255,255,255,.72);}

/* ===== Mosaic ===== */
.mosaic{
  display:grid;grid-template-columns:repeat(12,1fr);
  gap:24px;grid-auto-rows:minmax(212px,auto);
}
.mosaic-card{
  position:relative;display:flex;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease;
}
.mosaic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.mosaic-card img{object-fit:cover;}
.card-lg{grid-column:span 7;grid-row:span 2;flex-direction:column;justify-content:flex-end;min-height:360px;}
.card-lg .cover{position:absolute;inset:0;width:100%;height:100%;}
.card-lg .overlay{
  position:relative;z-index:2;width:100%;
  padding:28px 30px 26px;color:#fff;
  background:linear-gradient(180deg,rgba(10,31,26,0) 0%,rgba(10,31,26,.72) 55%,rgba(10,31,26,.94) 100%);
}
.card-lg h3{color:#fff;font-size:24px;line-height:1.35;font-weight:800;margin-top:12px;}
.card-lg p{margin-top:10px;color:rgba(255,255,255,.82);font-size:15px;line-height:1.75;max-width:560px;}
.card-md{grid-column:span 5;flex-direction:column;}
.card-md .cover{width:100%;height:52%;flex:0 0 52%;}
.card-md .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;}
.card-md h3{font-size:18px;line-height:1.4;font-weight:700;}
.card-md p{color:var(--text-2);font-size:14px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-sm{grid-column:span 4;flex-direction:row;align-items:stretch;}
.card-sm .cover{width:40%;height:100%;flex:0 0 40%;}
.card-sm .body{padding:16px 18px;display:flex;flex-direction:column;gap:8px;min-width:0;}
.card-sm h3{font-size:16px;line-height:1.4;font-weight:700;}
.card-sm p{color:var(--text-2);font-size:13.5px;line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.badge-cat{
  display:inline-flex;align-items:center;align-self:flex-start;height:24px;padding:0 11px;
  border-radius:var(--r-chip);background:rgba(11,107,84,.09);
  color:var(--primary);font-size:12px;font-weight:600;letter-spacing:.4px;
}
.card-lg .badge-cat{background:rgba(183,240,60,.18);color:var(--accent);}
.badge-time{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;
  border-radius:var(--r-chip);background:rgba(255,122,47,.1);
  color:var(--accent-2);font-size:12px;font-weight:600;letter-spacing:.4px;
}

/* ===== Split block ===== */
.split{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;}
.split-text{grid-column:span 6;}
.split-media{grid-column:span 6;}
.split-media figure{margin:0;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-card);}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.split-media figcaption{margin-top:12px;font-size:13px;color:var(--text-3);}
.split-text h2{font-size:32px;line-height:1.32;font-weight:800;}
.split-text > p{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.85;}
.dot-list{margin-top:24px;display:flex;flex-direction:column;gap:16px;}
.dot-list li{display:flex;gap:14px;align-items:flex-start;}
.dot-list .dot{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  background:rgba(11,107,84,.09);color:var(--primary);
  display:grid;place-items:center;font-size:13px;margin-top:3px;
}
.dot-list strong{display:block;font-size:16px;font-weight:700;}
.dot-list span{display:block;color:var(--text-2);font-size:14.5px;line-height:1.7;}

/* ===== Dark panel ===== */
.panel-dark{
  background:var(--ink);color:#fff;border-radius:24px;
  padding:48px 44px;position:relative;overflow:hidden;
}
.panel-dark::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(183,240,60,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(183,240,60,.06) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.panel-dark > *{position:relative;z-index:2;}
.panel-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;}
.panel-head h2{color:#fff;font-size:32px;line-height:1.32;font-weight:800;}
.panel-head p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:560px;line-height:1.8;}
.panel-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-chip);
  background:rgba(183,240,60,.16);color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.4px;
}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.metric{
  border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);
  padding:22px 20px;background:rgba(255,255,255,.03);
}
.metric .val{
  font-size:30px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.15;
}
.metric .val.orange{color:var(--accent-2);}
.metric .name{margin-top:8px;font-size:14px;color:rgba(255,255,255,.86);font-weight:600;}
.metric .note{margin-top:4px;font-size:13px;color:rgba(255,255,255,.6);line-height:1.6;}

/* ===== Focus list ===== */
.focus-list{display:flex;flex-direction:column;gap:12px;}
.focus-item{
  display:grid;grid-template-columns:56px 1fr auto;gap:20px;align-items:center;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  padding:20px 24px;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.focus-item:hover{background:var(--surface-2);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.focus-num{
  font-size:24px;font-weight:800;color:var(--primary);opacity:.32;
  font-variant-numeric:tabular-nums;line-height:1;
}
.focus-item h3{font-size:17px;font-weight:700;line-height:1.5;}
.focus-item p{margin-top:4px;color:var(--text-2);font-size:14.5px;line-height:1.7;}
.focus-item .tags{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}

/* ===== FAQ ===== */
.faq-item{
  border:1px solid var(--border);border-radius:var(--r-card);background:var(--surface);
  margin-bottom:16px;overflow:hidden;box-shadow:var(--shadow-card);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--text);background:var(--surface);
  padding:20px 24px;border:0;box-shadow:none;line-height:1.55;
}
.accordion-button:not(.collapsed){
  color:var(--primary);background:var(--surface);
  border-left:3px solid var(--accent);padding-left:21px;
}
.accordion-button:focus{box-shadow:none;outline:none;border-color:var(--border);}
.accordion-button:focus-visible{outline:3px solid rgba(11,107,84,.3);outline-offset:-3px;}
.accordion-button::after{
  flex:0 0 auto;width:13px;height:13px;margin-left:auto;
  background-image:none;border-right:2px solid var(--text-3);border-bottom:2px solid var(--text-3);
  transform:rotate(45deg);transition:transform .2s ease,border-color .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--primary);}
.accordion-body{padding:0 24px 22px;color:var(--text-2);font-size:15px;line-height:1.8;}

/* ===== CTA band ===== */
.cta-band{
  background:var(--primary-deep);border-radius:24px;color:#fff;
  padding:52px 48px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:32px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(183,240,60,.18) 0%,rgba(183,240,60,0) 68%);
  pointer-events:none;
}
.cta-band .cta-text{position:relative;z-index:2;max-width:620px;}
.cta-band h2{color:#fff;font-size:28px;line-height:1.34;font-weight:800;}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.78);font-size:15px;line-height:1.8;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

/* ===== Footer ===== */
.site-footer{
  background:var(--primary-deep);color:rgba(255,255,255,.9);
  margin-top:var(--sec);padding:72px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:32px;}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;letter-spacing:-.4px;}
.footer-logo .brand-mark{background:rgba(255,255,255,.1);color:var(--accent);}
.footer-brand p{margin-top:16px;color:rgba(255,255,255,.72);font-size:14px;line-height:1.8;max-width:320px;}
.footer-col h3{font-size:15px;color:#fff;font-weight:700;margin-bottom:18px;letter-spacing:.2px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{color:rgba(255,255,255,.76);font-size:14.5px;}
.footer-col a:hover{color:var(--accent);text-decoration:underline;}
.foot-form label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.85);margin-bottom:8px;}
.foot-form-row{display:flex;gap:10px;}
.foot-form-row input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);
  color:#fff;font-size:14.5px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.foot-form-row input::placeholder{color:rgba(255,255,255,.5);}
.foot-form-row input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.25);}
.foot-form-row .btn-main{height:48px;padding:0 20px;flex:0 0 auto;}
.foot-hint{margin-top:12px;font-size:13px;color:rgba(255,255,255,.58);line-height:1.7;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:rgba(255,255,255,.6);
}

/* ===== Drawer ===== */
.nav-drawer{background:var(--surface);width:300px;}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--border);padding:18px 20px;}
.drawer-title{font-weight:800;font-size:17px;color:var(--text);}
.nav-drawer .offcanvas-body{padding:20px;}
.drawer-nav{display:flex;flex-direction:column;gap:8px;}
.drawer-nav .chip{height:44px;justify-content:flex-start;padding:0 16px;font-size:15px;border:1px solid var(--border);width:100%;}
.drawer-nav .chip.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ===== Responsive ===== */
@media (max-width:1199.98px){
  .main-nav{gap:6px;}
  .chip{padding:0 13px;font-size:13.5px;}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  :root{--sec:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .site-header .header-inner{height:64px;}
  .page-hero h1{font-size:36px;}
  .sec-title,.split-text h2,.panel-head h2{font-size:27px;}
  .card-lg{grid-column:span 12;grid-row:span 1;min-height:340px;}
  .card-md{grid-column:span 6;}
  .card-sm{grid-column:span 6;}
  .split-text,.split-media{grid-column:span 12;}
  .split-media{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .header-actions .btn-main{display:none;}
  .page-hero{padding:44px 0 76px;}
  .page-hero h1{font-size:30px;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .hero-stat .num{font-size:24px;}
  .mosaic{grid-auto-rows:auto;gap:16px;}
  .card-md,.card-sm{grid-column:span 12;}
  .card-sm .cover{width:36%;flex:0 0 36%;}
  .panel-dark{padding:32px 22px;border-radius:18px;}
  .metric-grid{grid-template-columns:1fr;}
  .focus-item{grid-template-columns:1fr;gap:12px;}
  .focus-item .tags{justify-content:flex-start;}
  .cta-band{padding:34px 22px;border-radius:18px;}
  .cta-band h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .btn-main,.btn-sub,.btn-ghost{height:44px;}
}
@media (max-width:575.98px){
  .hero-chips{gap:6px;}
  .chip{padding:0 12px;font-size:13px;}
  .card-lg h3{font-size:20px;}
  .sec-title,.split-text h2,.panel-head h2{font-size:23px;}
  .foot-form-row{flex-direction:column;}
  .foot-form-row .btn-main{width:100%;}
}

/* roulang page: category3 */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-chip:999px;
  --shadow:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --shadow-hover:0 12px 32px rgba(10,31,26,.12);
  --sp-section:96px;
  --bs-body-bg:var(--base);
  --bs-body-color:var(--text);
  --bs-border-color:var(--border);
  --bs-link-color:var(--primary);
  --bs-link-hover-color:var(--primary-deep);
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--base);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-deep)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.num{font-variant-numeric:tabular-nums}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease,min-height .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(10,31,26,.08)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px;transition:min-height .25s ease}
.site-header.is-scrolled .header-inner{min-height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--primary);color:var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.brand-text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.2px}
.main-nav{display:none;flex:1 1 auto;justify-content:center;gap:8px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-chip);
  font-size:14px;font-weight:600;color:var(--text-2);
  background:transparent;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.chip:hover{background:var(--surface-2);color:var(--text)}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.chip:focus-visible{outline:3px solid rgba(183,240,60,.7);outline-offset:2px}
.header-cta{margin-left:auto;display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--border);background:#fff;
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px}
.nav-toggle:focus-visible{outline:3px solid rgba(183,240,60,.7);outline-offset:2px}

/* ============ Buttons ============ */
.btn-main,.btn-ghost,.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  transition:transform .18s ease,background .18s ease,filter .18s ease,border-color .18s ease,color .18s ease;
  border:1px solid transparent;text-align:center;
}
.btn-main{background:var(--accent);color:#08251C}
.btn-main:hover{color:#08251C;filter:brightness(.94);transform:translateY(-1px)}
.btn-main:active{transform:none}
.btn-main:focus-visible{outline:3px solid rgba(183,240,60,.6);outline-offset:2px}
.btn-ghost{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:rgba(11,107,84,.08);color:var(--primary-deep)}
.btn-ghost:focus-visible{outline:3px solid rgba(11,107,84,.35);outline-offset:2px}
.btn-ghost-light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-ghost-light:focus-visible{outline:3px solid rgba(255,255,255,.6);outline-offset:2px}
.btn-sm{height:44px;padding:0 20px;font-size:14px}

/* ============ Page hero ============ */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  color:#fff;
  background-image:linear-gradient(100deg,rgba(8,63,50,.92) 0%,rgba(10,31,26,.78) 55%,rgba(10,31,26,.62) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,rgba(245,246,242,0),var(--base));
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:22px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li::after{content:"/";color:rgba(255,255,255,.4)}
.crumb li:last-child::after{content:""}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:var(--accent)}
.crumb .current{color:#fff;font-weight:600}
.badge-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-chip);font-size:12px;font-weight:600;letter-spacing:.4px;
  background:rgba(183,240,60,.16);color:var(--accent);
  border:1px solid rgba(183,240,60,.35);
}
.badge-time{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;
  border-radius:var(--r-chip);font-size:12px;font-weight:600;letter-spacing:.4px;
  background:rgba(255,122,47,.1);color:var(--accent-2);
}
.page-hero h1{
  font-size:44px;line-height:1.27;font-weight:800;letter-spacing:-.5px;
  max-width:820px;margin:18px 0 16px;color:#fff;
}
.hero-lead{font-size:17px;line-height:1.9;color:rgba(255,255,255,.84);max-width:640px}
.chip-group{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 0}
.chip-light{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-chip);font-size:14px;font-weight:600;
  color:rgba(255,255,255,.86);background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.22);
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.chip-light:hover{background:rgba(255,255,255,.2);color:#fff}
.chip-light.active{background:var(--accent);color:#08251C;border-color:var(--accent)}
.chip-light:focus-visible{outline:3px solid rgba(183,240,60,.6);outline-offset:2px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* ============ Sections ============ */
.section{padding:var(--sp-section) 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:var(--ink);color:#fff}
.section-head{max-width:760px;margin-bottom:32px}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.4px;color:var(--primary);
  text-transform:uppercase;margin-bottom:12px;
}
.section-kicker::before{content:"";width:24px;height:2px;background:var(--accent);border-radius:2px}
.section h2{font-size:32px;line-height:1.31;font-weight:800;letter-spacing:-.4px}
.section h3{font-size:22px;line-height:1.45;font-weight:700}
.section p{color:var(--text-2);font-size:16px}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:rgba(255,255,255,.78)}
.lead-text{font-size:17px;line-height:1.9;color:var(--text-2)}
.divider{height:1px;background:var(--border);margin:32px 0}

/* ============ Cards ============ */
.card-base{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.card-base:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.card-pad{padding:28px}
.img-frame{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--border);background:linear-gradient(140deg,var(--primary-deep),var(--ink))}
.img-frame img{width:100%;height:100%;object-fit:cover}
.point-list{display:grid;gap:18px;margin-top:24px}
.point{display:flex;gap:14px;align-items:flex-start}
.point-icon{
  width:40px;height:40px;flex:0 0 auto;border-radius:12px;
  background:rgba(11,107,84,.08);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
}
.point h3{font-size:17px;font-weight:700;margin-bottom:6px}
.point p{font-size:15px;line-height:1.8;color:var(--text-2)}

/* ============ Timeline ============ */
.timeline{position:relative;padding-left:44px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--accent) 0%,rgba(183,240,60,.18) 100%);
}
.tl-item{position:relative;margin-bottom:40px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-40px;top:6px;
  width:14px;height:14px;border-radius:50%;
  background:var(--accent);border:3px solid var(--surface);
  box-shadow:0 0 0 3px rgba(183,240,60,.28);
}
.tl-num{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.4px;
  color:var(--accent-2);background:rgba(255,122,47,.1);
  border-radius:var(--r-chip);padding:3px 12px;margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:20px;font-weight:700;margin-bottom:8px}
.tl-item p{font-size:15px;line-height:1.85;color:var(--text-2);max-width:720px}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-chip);font-size:12px;font-weight:600;letter-spacing:.4px;
  background:rgba(11,107,84,.08);color:var(--primary);
}

/* ============ HUD data panel ============ */
.hud-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.hud-card{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:26px 22px;
}
.hud-card .hud-value{
  font-size:38px;line-height:1.1;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.hud-card .hud-label{font-size:15px;font-weight:700;color:#fff;margin:12px 0 6px}
.hud-card .hud-desc{font-size:14px;line-height:1.75;color:rgba(255,255,255,.7)}
.hud-note{margin-top:24px;font-size:14px;color:rgba(255,255,255,.6)}
.hud-bar{height:6px;border-radius:999px;background:rgba(255,255,255,.12);margin-top:16px;overflow:hidden}
.hud-bar span{display:block;height:100%;border-radius:999px;background:var(--accent)}

/* ============ Scene grid ============ */
.scene-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px}
.scene-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.scene-card.large{grid-row:span 2}
.scene-cover{position:relative;border-bottom:1px solid var(--border)}
.scene-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.scene-body{padding:24px 26px 28px}
.scene-body h3{font-size:20px;font-weight:700;margin-bottom:10px}
.scene-body p{font-size:15px;line-height:1.85;color:var(--text-2)}
.scene-foot{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:rgba(11,107,84,.35);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--text);text-align:left;line-height:1.6;
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:transparent;border-radius:0 3px 3px 0;transition:background .2s ease;
}
.faq-item.open .faq-q::before{background:var(--accent)}
.faq-q:focus-visible{outline:3px solid rgba(183,240,60,.6);outline-offset:-3px}
.faq-icon{flex:0 0 auto;margin-top:4px;color:var(--primary);transition:transform .2s ease}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-item.open .faq-a{max-height:340px}
.faq-a-inner{padding:0 24px 22px 24px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(120deg,var(--primary-deep) 0%,var(--ink) 100%);
  color:#fff;border-radius:var(--r-card);
  padding:48px 44px;
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:28px;font-weight:800;line-height:1.35;max-width:560px}
.cta-band p{color:rgba(255,255,255,.78);margin-top:10px;font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ Footer ============ */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.9);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff}
.footer-logo .brand-mark{background:rgba(255,255,255,.12);color:var(--accent)}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:320px}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.82)}
.footer-col a:hover{color:var(--accent);text-decoration:underline}
.foot-form label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:rgba(255,255,255,.86)}
.foot-form-row{display:flex;gap:10px}
.foot-form input{
  flex:1 1 auto;height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);
  color:#fff;font-size:14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.foot-form input::placeholder{color:rgba(255,255,255,.5)}
.foot-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.2)}
.foot-form .btn-main{height:48px;padding:0 18px}
.foot-hint{margin-top:10px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.6)}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.66);
}

/* ============ Mobile nav ============ */
.mobile-nav{background:var(--surface);width:min(320px,86vw)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--border);padding:18px 20px}
.mobile-nav .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px}
.mobile-nav-list{display:flex;flex-direction:column;gap:8px}
.mobile-nav-list .chip{width:100%;justify-content:flex-start}

/* ============ Responsive ============ */
@media (min-width:992px){
  .main-nav{display:flex}
}
@media (max-width:1199px){
  .hud-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  :root{--sp-section:72px}
  .page-hero h1{font-size:36px}
  .section h2{font-size:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .scene-grid{grid-template-columns:1fr}
  .scene-card.large{grid-row:auto}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .page-hero{padding:48px 0 40px}
  .page-hero h1{font-size:30px;line-height:1.35}
  .hero-lead{font-size:16px}
  .section h2{font-size:24px}
  .card-pad{padding:22px}
  .timeline{padding-left:32px}
  .timeline::before{left:8px}
  .tl-item::before{left:-32px}
  .cta-band{padding:32px 24px}
  .cta-band h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr}
  .btn-main,.btn-ghost,.btn-ghost-light{width:100%}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
}
@media (max-width:575px){
  :root{--sp-section:56px}
  .hud-grid{grid-template-columns:1fr}
  .foot-form-row{flex-direction:column}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category4 */
:root{
  --primary:#0B6B54;
  --primary-deep:#083F32;
  --ink:#0A1F1A;
  --accent:#B7F03C;
  --accent-2:#FF7A2F;
  --base:#F5F6F2;
  --surface:#FFFFFF;
  --surface-2:#EDF1EC;
  --text:#12211D;
  --text-2:#4A5A55;
  --text-3:#8A9995;
  --border:#DDE5DF;
  --success:#1F8A5B;
  --warning:#E6A020;
  --danger:#D8452F;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --r-chip:999px;
  --shadow-card:0 1px 2px rgba(10,31,26,.06),0 8px 24px rgba(10,31,26,.06);
  --shadow-hover:0 12px 32px rgba(10,31,26,.12);
  --section-y:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--base);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-0.3px;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:3px solid rgba(183,240,60,.85);outline-offset:2px;}
.container{max-width:1200px;padding-inline:24px;}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575.98px){.container{padding-inline:16px;}}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:0;border-radius:var(--r-btn);
  background:var(--accent);color:var(--ink);font-size:15px;font-weight:700;
  letter-spacing:.2px;cursor:pointer;transition:transform .18s ease,filter .18s ease,box-shadow .18s ease;
}
.btn-main:hover{filter:brightness(.94);transform:translateY(-1px);color:var(--ink);text-decoration:none;}
.btn-main:active{transform:translateY(0);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:1px solid var(--primary);border-radius:var(--r-btn);
  background:transparent;color:var(--primary);font-size:15px;font-weight:700;
  cursor:pointer;transition:background .18s ease,transform .18s ease;
}
.btn-line:hover{background:rgba(11,107,84,.08);transform:translateY(-1px);color:var(--primary);text-decoration:none;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:1px solid rgba(255,255,255,.35);border-radius:var(--r-btn);
  background:rgba(255,255,255,.12);color:#fff;font-size:15px;font-weight:700;
  cursor:pointer;transition:background .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-1px);text-decoration:none;}
@media (max-width:575.98px){
  .btn-main,.btn-line,.btn-ghost{height:44px;width:100%;padding:0 18px;}
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(10,31,26,.08);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .25s ease;}
.site-header.scrolled .header-inner{height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo:hover{text-decoration:none;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:var(--accent);flex:0 0 auto;
}
.logo-text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-0.3px;}
.main-nav{
  display:flex;align-items:center;gap:8px;margin-inline:auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-chip);font-size:14px;font-weight:600;color:var(--text-2);
  white-space:nowrap;transition:background .18s ease,color .18s ease;
}
.chip:hover{background:var(--surface-2);color:var(--text);text-decoration:none;}
.chip.active{background:var(--primary);color:#fff;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:var(--r-btn);
  background:var(--surface);color:var(--text);cursor:pointer;
}
@media (max-width:991.98px){
  .main-nav{display:none;}
  .header-actions .btn-main{display:none;}
  .burger{display:inline-flex;align-items:center;justify-content:center;}
  .header-inner{height:60px;gap:12px;}
}
.offcanvas{border:0;background:var(--surface);}
.offcanvas-header{border-bottom:1px solid var(--border);}
.offcanvas-title{font-size:17px;font-weight:800;}
.mobile-nav{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.mobile-nav .chip{height:46px;justify-content:flex-start;border-radius:var(--r-btn);background:var(--surface-2);color:var(--text);font-size:15px;padding:0 18px;}
.mobile-nav .chip.active{background:var(--primary);color:#fff;}

/* ---------- 面包屑与页首 ---------- */
.page-hero{
  position:relative;color:#fff;padding:56px 0 72px;
  background-image:linear-gradient(105deg,rgba(8,63,50,.92) 0%,rgba(10,31,26,.78) 55%,rgba(10,31,26,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:90px;
  background:linear-gradient(to bottom,rgba(245,246,242,0),var(--base));
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.breadcrumb-line{
  display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.7);
  margin-bottom:20px;flex-wrap:wrap;
}
.breadcrumb-line a{color:rgba(255,255,255,.8);}
.breadcrumb-line a:hover{color:var(--accent);text-decoration:none;}
.breadcrumb-line .sep{color:rgba(255,255,255,.4);}
.breadcrumb-line .current{color:var(--accent);font-weight:600;}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.27;font-weight:800;letter-spacing:-0.5px;
  margin-bottom:20px;
}
.page-hero .lead-line{font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:620px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px;}
.hero-chips .chip{background:rgba(255,255,255,.12);color:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.16);}
.hero-chips .chip:hover{background:rgba(255,255,255,.22);color:#fff;}
.hero-chips .chip.active{background:var(--accent);color:var(--ink);border-color:transparent;}
@media (max-width:991.98px){
  .page-hero h1{font-size:34px;line-height:1.32;}
}
@media (max-width:575.98px){
  .page-hero{padding:36px 0 56px;}
  .page-hero h1{font-size:30px;line-height:1.36;}
  .page-hero .lead-line{font-size:15.5px;}
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0;}
.section-tight{padding-top:0;}
.section-alt{background:var(--surface-2);}
.section-head{max-width:720px;margin-bottom:32px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;margin-bottom:14px;
  border-radius:var(--r-chip);background:rgba(11,107,84,.08);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
.eyebrow.on-dark{background:rgba(183,240,60,.14);color:var(--accent);}
.section-head h2{font-size:32px;line-height:1.31;margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--text-2);}
@media (max-width:991.98px){
  :root{--section-y:72px;}
  .section-head h2{font-size:26px;}
}
@media (max-width:575.98px){
  :root{--section-y:56px;}
  .section-head h2{font-size:23px;line-height:1.36;}
}

/* ---------- HUD 指标面板 ---------- */
.hud-panel{
  background:var(--ink);border-radius:var(--r-card);padding:40px;color:#fff;
  border:1px solid rgba(183,240,60,.16);
  position:relative;overflow:hidden;
}
.hud-panel::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:52px 52px;opacity:.5;pointer-events:none;
}
.hud-head{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:32px;}
.hud-head h2{color:#fff;font-size:28px;line-height:1.32;}
.hud-head p{color:rgba(255,255,255,.66);font-size:15px;max-width:520px;margin-top:10px;}
.hud-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.hud-item{
  border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:22px 20px;
  background:rgba(255,255,255,.04);transition:border-color .2s ease,transform .2s ease;
}
.hud-item:hover{border-color:rgba(183,240,60,.5);transform:translateY(-2px);}
.hud-num{
  font-size:34px;font-weight:800;line-height:1.1;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:-0.5px;
}
.hud-num small{font-size:15px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.7);}
.hud-label{font-size:14px;font-weight:700;color:#fff;margin:10px 0 6px;}
.hud-desc{font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.62);}
@media (max-width:991.98px){
  .hud-grid{grid-template-columns:repeat(2,1fr);}
  .hud-panel{padding:28px;}
  .hud-head h2{font-size:23px;}
}
@media (max-width:575.98px){
  .hud-grid{grid-template-columns:1fr;gap:14px;}
  .hud-panel{padding:22px 18px;}
}

/* ---------- 对比表 ---------- */
.table-wrap{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-card);
}
.table-scroll{overflow-x:auto;}
.data-table{width:100%;border-collapse:collapse;min-width:760px;}
.data-table thead th{
  background:var(--primary-deep);color:#fff;text-align:left;font-size:14.5px;font-weight:700;
  letter-spacing:.3px;padding:16px 22px;white-space:nowrap;
}
.data-table tbody td{
  padding:18px 22px;font-size:15px;line-height:1.75;color:var(--text-2);
  border-top:1px solid var(--border);vertical-align:top;
}
.data-table tbody tr:nth-child(even) td{background:var(--surface-2);}
.data-table tbody tr:hover td{background:#E2EAE3;}
.data-table td strong{display:block;color:var(--text);font-size:15.5px;font-weight:700;margin-bottom:2px;}
.data-table .tag-cell{white-space:nowrap;}
.tag-pill{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-chip);
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
.tag-pill.green{background:rgba(11,107,84,.08);color:var(--primary);}
.tag-pill.orange{background:rgba(255,122,47,.1);color:var(--accent-2);}
.table-note{padding:16px 22px;font-size:13.5px;color:var(--text-3);border-top:1px solid var(--border);background:var(--surface);}

/* ---------- 图文区块 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split-media{
  border-radius:var(--r-img);overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow-card);background:linear-gradient(160deg,var(--primary-deep),var(--ink));
  aspect-ratio:4/3;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.step-list{counter-reset:step;display:flex;flex-direction:column;gap:22px;margin-top:28px;}
.step-item{display:flex;gap:16px;}
.step-index{
  flex:0 0 40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(11,107,84,.08);color:var(--primary);font-weight:800;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.step-item p{font-size:15px;color:var(--text-2);line-height:1.8;}
@media (max-width:991.98px){
  .split{grid-template-columns:1fr;gap:32px;}
  .split-media{aspect-ratio:16/9;}
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:0;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#C9D6CD;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 22px;position:relative;
  font-size:16.5px;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--text-3);transition:transform .2s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(180deg);color:var(--primary);}
.faq-item[open]{border-color:rgba(11,107,84,.35);box-shadow:var(--shadow-card);}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--accent);border-radius:0 3px 3px 0;
}
.faq-body{padding:0 22px 20px 22px;font-size:15px;line-height:1.8;color:var(--text-2);}
@media (max-width:767.98px){
  .faq-grid{grid-template-columns:1fr;}
}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--primary-deep) 0%,var(--ink) 100%);
  border-radius:var(--r-card);padding:48px;color:#fff;
  display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
  border:1px solid rgba(183,240,60,.18);
}
.cta-band h2{color:#fff;font-size:28px;line-height:1.32;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
@media (max-width:767.98px){
  .cta-band{padding:30px 22px;}
  .cta-band h2{font-size:23px;}
  .cta-actions{width:100%;}
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1035;display:flex;gap:10px;align-items:center;
  opacity:0;transform:translateY(14px);pointer-events:none;transition:opacity .25s ease,transform .25s ease;
}
.float-cta.show{opacity:1;transform:none;pointer-events:auto;}
.float-top{
  width:48px;height:48px;border-radius:var(--r-btn);border:1px solid var(--border);
  background:var(--surface);color:var(--primary);cursor:pointer;box-shadow:var(--shadow-card);
}
.float-top:hover{background:var(--surface-2);}
@media (max-width:767.98px){
  .float-cta{
    left:0;right:0;bottom:0;gap:12px;padding:8px 16px;background:var(--surface);
    border-top:1px solid var(--border);transform:translateY(100%);
  }
  .float-cta.show{transform:none;}
  .float-cta .btn-main{flex:1;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.9);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:32px;}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-logo .brand-mark{background:rgba(255,255,255,.1);color:var(--accent);}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.68);max-width:320px;}
.footer-col h3{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.78);}
.footer-col a:hover{color:var(--accent);text-decoration:underline;}
.foot-form label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.85);margin-bottom:8px;}
.foot-form-row{display:flex;gap:8px;}
.foot-form input{
  flex:1;height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;font-size:14px;
}
.foot-form input::placeholder{color:rgba(255,255,255,.45);}
.foot-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,240,60,.18);}
.foot-form .btn-main{height:48px;padding:0 18px;font-size:14px;}
.foot-hint{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:10px;line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px;}
  .footer-brand p{max-width:none;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .foot-form-row{flex-direction:column;}
  .foot-form .btn-main{width:100%;}
}