/* roulang page: index */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --accent-lime:#C8F135;
  --accent-coral:#FF6A3D;
  --bg-sand:#F7F4EE;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:16px;
  --radius-xl:24px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05),0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#141917;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-900);
  background:var(--bg-sand);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5{margin:0;color:var(--text-900);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--accent-coral);outline-offset:2px}
::selection{background:rgba(200,241,53,.5);color:var(--brand-900)}

.container,.container-fluid{max-width:1200px;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease,height .18s ease;
}
.site-header.scrolled{box-shadow:var(--shadow-1)}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .18s ease}
.site-header.scrolled .nav-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--brand-900);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-name{font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap}
.brand-name .accent{color:var(--brand-500)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.main-nav a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--text-600);line-height:1.5;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent-lime);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.main-nav a:hover{color:var(--brand-700)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08)}
.main-nav a.active::after{transform:scaleX(1)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  background:#F4F1EA;border:1px solid transparent;border-radius:999px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search:focus-within{
  background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 2px rgba(28,122,102,.18);
}
.nav-search svg{flex-shrink:0;color:var(--text-400)}
.nav-search input{
  border:0;background:transparent;outline:none;width:160px;
  font-size:14px;color:var(--text-900);
}
.nav-search input::placeholder{color:var(--text-400)}
.btn{transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease}
.btn-primary-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border:0;border-radius:10px;
  background:var(--accent-coral);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 10px 24px -14px rgba(255,106,61,.9);
}
.btn-primary-cta:hover{background:#F2542A;color:#fff;transform:translateY(-1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:10px;
  background:transparent;border:1.5px solid var(--brand-700);color:var(--brand-700);
  font-size:15px;font-weight:700;
}
.btn-ghost:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text-900);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-900);
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:8px 24px 20px}
.mobile-panel .m-link{
  display:block;height:48px;line-height:48px;font-size:15px;font-weight:600;
  color:var(--text-600);border-bottom:1px dashed var(--line);
}
.mobile-panel .m-link.active{color:var(--brand-500)}
.mobile-panel .m-search{
  display:flex;align-items:center;height:48px;margin-top:16px;padding:0 16px;
  background:#F4F1EA;border-radius:10px;
}
.mobile-panel .m-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.mobile-panel .btn-primary-cta{width:100%;height:48px;margin-top:12px}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:clamp(440px,58vh,640px);
  display:flex;align-items:center;
  background-image:linear-gradient(100deg,rgba(11,58,49,.92) 0%,rgba(11,58,49,.62) 58%,rgba(11,58,49,.22) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(200,241,53,.22),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:72px 0 88px;max-width:660px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.02em;
}
.hero h1{
  margin-top:20px;color:#fff;
  font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em;
}
.hero h1 .hl{
  background:linear-gradient(transparent 62%,rgba(200,241,53,.42) 62%);
  padding:0 2px;border-radius:2px;
}
.hero-sub{
  margin-top:18px;max-width:560px;
  color:rgba(255,255,255,.82);font-size:17px;line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero .btn-primary-cta{height:48px;padding:0 26px;font-size:16px}
.hero .btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;
  border:1.5px solid rgba(255,255,255,.72);background:transparent;color:#fff;
  font-size:16px;font-weight:700;
}
.hero .btn-line:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px)}
.hero-float{
  position:absolute;right:24px;bottom:-44px;z-index:3;
  width:320px;padding:20px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.94);box-shadow:var(--shadow-2);
  backdrop-filter:blur(4px);
}
.hero-float h4{font-size:14px;font-weight:700;color:var(--text-600);letter-spacing:.02em}
.hero-float .fl-row{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:10px 0;border-bottom:1px dashed var(--line);
}
.hero-float .fl-row:last-child{border-bottom:0}
.hero-float .fl-num{
  font-size:22px;font-weight:800;color:var(--brand-900);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.hero-float .fl-lab{font-size:13px;color:var(--text-600)}

/* ---------- section base ---------- */
.section{padding:88px 0}
.section-sand{background:var(--bg-sand)}
.section-white{background:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.sec-head h2{font-size:clamp(24px,2.6vw,36px);line-height:1.25;font-weight:700}
.sec-head .sec-desc{margin-top:10px;max-width:620px;color:var(--text-600);font-size:15px;line-height:1.8}
.sec-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand-700);
  white-space:nowrap;
}
.sec-more:hover{gap:10px;color:var(--brand-500)}

/* ---------- metrics ---------- */
.metrics-wrap{margin-top:-64px;position:relative;z-index:4}
.metric-card{
  background:var(--bg-card);border-radius:14px;box-shadow:var(--shadow-1);
  padding:24px;height:100%;position:relative;overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease;
}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.metric-card::before{content:"";position:absolute;left:0;top:0;right:0;height:3px}
.metric-card.m1::before{background:var(--accent-lime)}
.metric-card.m2::before{background:var(--accent-coral)}
.metric-card.m3::before{background:var(--brand-500)}
.metric-card.m4::before{background:#D8C48A}
.metric-num{
  display:flex;align-items:baseline;gap:4px;
  font-size:clamp(30px,3.4vw,44px);font-weight:800;line-height:1.1;
  color:var(--brand-900);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.metric-num .unit{font-size:14px;font-weight:700;color:var(--text-400)}
.metric-lab{margin-top:8px;font-size:14px;color:var(--text-600)}
.metric-spark{margin-top:18px;height:26px;width:100%}

/* ---------- bento services ---------- */
.bento-card{
  position:relative;border-radius:14px;overflow:hidden;height:100%;
  background:var(--bg-card);box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.bento-card::after{
  content:"";position:absolute;left:0;top:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent-lime),var(--accent-coral));
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.bento-card:hover::after{transform:scaleX(1)}
.bento-main{min-height:326px;color:#fff}
.bento-main .bento-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
}
.bento-main .bento-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,58,49,.42) 0%,rgba(11,58,49,.9) 100%);
}
.bento-main .bento-body{position:relative;z-index:2;padding:28px;display:flex;flex-direction:column;justify-content:flex-end;height:100%}
.bento-main h3{color:#fff;font-size:24px;font-weight:700}
.bento-main p{color:rgba(255,255,255,.82);font-size:15px;margin-top:10px;max-width:460px}
.bento-main .bento-points{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.bento-main .bento-points li{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:rgba(255,255,255,.9)}
.bento-main .bento-points li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--accent-lime);
  margin-top:7px;flex-shrink:0;
}
.bento-side{padding:28px;display:flex;flex-direction:column;min-height:326px}
.icon-box{
  width:44px;height:44px;border-radius:12px;background:rgba(28,122,102,.1);
  display:flex;align-items:center;justify-content:center;color:var(--brand-700);flex-shrink:0;
}
.bento-side h3{margin-top:18px;font-size:22px;font-weight:700}
.bento-side p{margin-top:10px;color:var(--text-600);font-size:15px}
.bento-side .card-list{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.bento-side .card-list li{
  font-size:13px;color:var(--text-600);padding-left:16px;position:relative;line-height:1.7;
}
.bento-side .card-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--brand-500);opacity:.7;
}
.bento-side .go{
  margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand-700);
}
.bento-side:hover .go{gap:10px}
.bento-small{padding:22px;display:flex;flex-direction:column;min-height:190px}
.bento-small h4{margin-top:16px;font-size:18px;font-weight:700}
.bento-small p{margin-top:8px;font-size:14px;color:var(--text-600);line-height:1.75}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{
  background:#fff;border-radius:14px;padding:26px 26px 12px;box-shadow:var(--shadow-1);
  border:1px solid var(--line);
}
.compare-col.recommend{border:2px solid var(--accent-coral);position:relative}
.pill-rec{
  position:absolute;top:-13px;left:26px;height:26px;padding:0 14px;border-radius:999px;
  background:var(--accent-coral);color:#fff;font-size:12px;font-weight:700;line-height:26px;
}
.compare-col h3{font-size:19px;font-weight:700;padding-bottom:14px;border-bottom:1px solid var(--line)}
.compare-col.recommend h3{color:var(--brand-700)}
.compare-row{
  display:flex;align-items:flex-start;gap:10px;padding:13px 8px;
  border-bottom:1px dashed var(--line);font-size:15px;color:var(--text-600);
  border-radius:8px;transition:background .18s ease;
}
.compare-row:last-child{border-bottom:0}
.compare-row:hover{background:#FBF9F4}
.compare-row .dot{width:8px;height:8px;border-radius:2px;background:var(--text-400);margin-top:9px;flex-shrink:0}
.compare-col.recommend .compare-row{color:var(--brand-700)}
.compare-col.recommend .compare-row .dot{background:var(--accent-lime)}

/* ---------- cms list ---------- */
.post-card{
  display:flex;flex-direction:column;height:100%;background:#fff;border-radius:14px;
  overflow:hidden;box-shadow:var(--shadow-1);position:relative;
  transition:transform .18s ease,box-shadow .18s ease;
}
.post-card::after{
  content:"";position:absolute;left:0;top:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent-lime),var(--accent-coral));
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.post-card:hover::after{transform:scaleX(1)}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE9E0}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.thumb-badge{
  position:absolute;left:12px;top:12px;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.92);color:var(--brand-900);
  font-size:12px;font-weight:700;line-height:26px;
}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1}
.post-title{
  font-size:17px;font-weight:700;line-height:1.55;color:var(--text-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover .post-title{color:var(--brand-700)}
.post-sum{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--text-600);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:var(--text-400);
}
.post-foot .read{display:inline-flex;align-items:center;gap:4px;font-weight:700;color:var(--brand-700);font-size:13px}
.empty-state{
  background:#fff;border-radius:16px;box-shadow:var(--shadow-1);
  padding:48px 24px;text-align:center;
}
.empty-state svg{color:var(--brand-500);opacity:.8}
.empty-state p{margin-top:16px;font-size:15px;color:var(--text-600)}
.empty-state .btn-ghost{margin-top:20px}

/* ---------- faq ---------- */
.faq-list{max-width:860px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:rgba(28,122,102,.4);box-shadow:var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 56px 18px 22px;font-size:16px;font-weight:600;color:var(--text-900);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-item[open] summary{color:var(--brand-700)}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--accent-coral);border-radius:0 3px 3px 0;
}
.ind{position:absolute;right:22px;top:50%;transform:translateY(-50%);width:18px;height:18px}
.ind::before,.ind::after{
  content:"";position:absolute;background:var(--brand-700);border-radius:2px;
  transition:transform .18s ease,opacity .18s ease;
}
.ind::before{left:0;top:8px;width:18px;height:2px}
.ind::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .ind::after{transform:rotate(90deg);opacity:0}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-600)}

/* ---------- form ---------- */
.form-section{background:var(--bg-sand)}
.form-card{
  background:#fff;border-radius:16px;box-shadow:var(--shadow-1);
  padding:30px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-900);margin-bottom:8px}
.field .req{color:var(--accent-coral);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;height:48px;color:var(--text-900);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:auto;padding:12px 14px;line-height:1.75;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(28,122,102,.18);
}
.field input::placeholder,.field textarea::placeholder{color:var(--text-400)}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-600) 50%),linear-gradient(135deg,var(--text-600) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-600);line-height:1.7}
.agree input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand-500);flex-shrink:0}
.form-card .btn-primary-cta{width:100%;height:52px;margin-top:22px;font-size:16px}
.point-list{display:flex;flex-direction:column;gap:18px}
.point-item{display:flex;align-items:flex-start;gap:12px}
.point-item .tick{
  width:22px;height:22px;border-radius:999px;background:rgba(28,122,102,.12);
  color:var(--brand-700);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;
}
.point-item strong{display:block;font-size:16px;font-weight:700}
.point-item span{display:block;font-size:14px;color:var(--text-600);margin-top:2px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:#fff;padding:64px 0 0;position:relative}
.site-footer::before{
  content:"";position:absolute;left:24px;top:0;width:64px;height:6px;
  background:var(--accent-lime);border-radius:0 0 4px 4px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-top:16px}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-mark{background:rgba(255,255,255,.1)}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-name .accent{color:var(--accent-lime)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:320px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.9}
.footer-col p b{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#fff}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .nav-search input{width:120px}
  .hero-float{width:280px}
}
@media (max-width:991.98px){
  .container{padding-left:20px;padding-right:20px}
  .nav-inner{height:60px}
  .site-header.scrolled .nav-inner{height:56px}
  .main-nav,.nav-right .nav-search,.nav-right .btn-primary-cta{display:none}
  .nav-toggle{display:flex}
  .mobile-panel.open{display:block}
  .section{padding:64px 0}
  .hero-inner{padding:56px 0 72px}
  .hero-float{position:relative;right:auto;bottom:auto;width:100%;max-width:420px;margin-top:32px;box-shadow:0 12px 30px -18px rgba(11,58,49,.6)}
  .hero-inner{padding-bottom:40px}
  .hero{padding-bottom:32px}
  .metrics-wrap{margin-top:-28px}
  .compare-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .section{padding:40px 0}
  .hero{min-height:auto}
  .hero-inner{padding:44px 0 32px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero .btn-primary-cta,.hero .btn-line{width:100%}
  .hero-float{padding:16px 18px;margin-top:24px}
  .metric-card{padding:20px}
  .bento-main .bento-body,.bento-side,.form-card{padding:20px}
  .bento-small{padding:20px}
  .faq-item summary{padding:16px 50px 16px 18px;font-size:15px}
  .faq-a{padding:0 18px 18px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{justify-content:center;text-align:center}
  .sec-head{margin-bottom:26px}
}

/* roulang page: article */
/* ===== 设计令牌 ===== */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --lime:#C8F135;
  --coral:#FF6A3D;
  --coral-deep:#F2551F;
  --bg-sand:#F7F4EE;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px; --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05),0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --ease:180ms ease;
  --font-cn:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:var(--font-cn);
}
/* ===== 基础 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.85;
  color:var(--text-900);background:var(--bg-sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease),text-underline-offset var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.15em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px;}
.container{padding-left:20px;padding-right:20px;}
@media (min-width:1200px){.container{max-width:1200px;}}
@media (min-width:1400px){.container{max-width:1320px;}}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;
  line-height:1.2;border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 12px 26px -16px rgba(255,106,61,.95);}
.btn-primary:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
.btn-lime{background:var(--lime);color:var(--brand-900);}
.btn-lime:hover{background:#B7E01F;color:var(--brand-900);transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--text-900);}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-700);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{display:flex;width:100%;}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease);}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height var(--ease);}
.site-header.is-scrolled .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{display:inline-flex;width:26px;height:26px;flex:0 0 auto;}
.brand-name{font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap;}
.brand-name .accent{color:var(--brand-700);}
.main-nav{display:none;align-items:center;gap:4px;margin:0 auto;}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;color:var(--text-600);
  transition:color var(--ease),background var(--ease);
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:2px;width:0;height:2px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%);transition:width var(--ease);
}
.main-nav a:hover{color:var(--brand-700);}
.main-nav a:hover::after{width:18px;}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08);}
.main-nav a.active::after{width:18px;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:none;align-items:center;gap:8px;height:40px;padding:0 14px;
  border-radius:var(--r-pill);background:#F4F1EA;border:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(28,122,102,.18);}
.search-box svg{flex:0 0 auto;color:var(--text-400);}
.search-box input{
  border:0;background:transparent;outline:none;font-size:14px;width:150px;
  color:var(--text-900);font-family:inherit;
}
.search-box input::placeholder{color:var(--text-400);}
.header-cta{height:40px;padding:0 18px;font-size:14px;}
.menu-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text-900);
  transition:border-color var(--ease),color var(--ease);
}
.menu-toggle:hover{border-color:var(--brand-500);color:var(--brand-700);}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 0 20px;}
.mobile-panel.open{display:block;}
.mobile-panel .mp-link{
  display:flex;align-items:center;height:48px;padding:0 4px;font-size:15px;font-weight:600;
  color:var(--text-600);border-bottom:1px dashed var(--line);
}
.mobile-panel .mp-link:hover{color:var(--brand-700);}
.mobile-panel .mp-link.active{color:var(--brand-500);}
.mobile-search{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 16px;margin:16px 0 12px;
  border-radius:var(--r-pill);background:#F4F1EA;border:1px solid transparent;
}
.mobile-search:focus-within{background:#fff;border-color:var(--brand-500);}
.mobile-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;font-family:inherit;}
@media (min-width:992px){
  .main-nav{display:flex;}
  .search-box{display:flex;}
  .menu-toggle{display:none;}
  .mobile-panel{display:none !important;}
}
@media (max-width:991.98px){
  .header-inner{height:60px;}
  .site-header.is-scrolled .header-inner{height:60px;}
  .brand-name{font-size:16px;}
}

/* ===== 面包屑 ===== */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-400);padding:20px 0 6px;}
.crumbs a{color:var(--text-400);}
.crumbs a:hover{color:var(--brand-700);}
.crumbs .sep{opacity:.55;}
.crumbs .current{color:var(--text-600);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ===== 文章布局 ===== */
.article-section{padding:10px 0 72px;}
.article-layout{display:grid;grid-template-columns:1fr;gap:28px;align-items:start;}
@media (min-width:992px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px;}
}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.article-head{padding:32px 36px 0;}
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--bg-sand);color:var(--brand-700);font-size:12px;font-weight:700;
}
.article-head h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.24;font-weight:800;
  letter-spacing:-.01em;color:var(--text-900);margin:14px 0 0;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--text-400);}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-400);opacity:.65;}
.article-cover{margin:26px 0 0;padding:0 36px;}
.article-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);
  border:1px solid var(--line);
}

/* ===== 正文排版 ===== */
.article-content{font-size:17px;line-height:1.95;color:var(--text-600);padding:8px 36px 40px;}
.article-content > *:first-child{margin-top:0;}
.article-content p{margin:0 0 1.4em;}
.article-content h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:700;color:var(--text-900);
  margin:2.1em 0 .85em;padding-left:16px;scroll-margin-top:96px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;
  border-radius:2px;background:var(--coral);
}
.article-content h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--text-900);margin:1.8em 0 .7em;scroll-margin-top:96px;}
.article-content h4{font-size:17px;font-weight:600;color:var(--text-900);margin:1.5em 0 .6em;}
.article-content ul,.article-content ol{margin:0 0 1.4em;padding-left:1.35em;}
.article-content li{margin-bottom:.5em;}
.article-content ul li::marker{color:var(--brand-500);font-size:1.05em;}
.article-content ol li::marker{color:var(--brand-500);font-weight:700;}
.article-content blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--bg-sand);
  border-left:3px solid var(--brand-500);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--text-600);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:var(--r-md);margin:1.6em auto;}
.article-content figure{margin:1.8em 0;}
.article-content figcaption{font-size:13px;color:var(--text-400);text-align:center;margin-top:10px;}
.article-content a{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--brand-700);text-underline-offset:5px;}
.article-content strong{color:var(--text-900);font-weight:600;}
.article-content code{background:#F1EEE6;padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand-700);}
.article-content pre{background:var(--brand-900);color:#EAF3EF;padding:18px 20px;border-radius:var(--r-md);overflow:auto;font-size:14px;line-height:1.7;margin:1.6em 0;}
.article-content pre code{background:transparent;color:inherit;padding:0;}
.article-content table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.8em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
}
.article-content thead th{background:var(--brand-900);color:#fff;font-weight:600;text-align:left;padding:12px 16px;font-size:14px;}
.article-content tbody td{padding:12px 16px;border-top:1px solid var(--line);color:var(--text-600);}
.article-content tbody tr:nth-child(even){background:#FBF9F4;}
.article-content hr{border:0;border-top:1px dashed var(--line);margin:2em 0;}

/* ===== 空态 ===== */
.empty-state{padding:56px 36px 64px;text-align:center;}
.empty-state svg{margin:0 auto 16px;color:var(--brand-500);}
.empty-state p{font-size:15px;color:var(--text-600);margin-bottom:20px;}

/* ===== 标签 ===== */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;padding:0 36px 36px;}
.tag-pill{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-sand);color:var(--brand-700);font-size:13px;font-weight:600;
  border:1px solid transparent;transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.tag-pill:hover{border-color:var(--brand-500);background:#fff;color:var(--brand-700);}

/* ===== 相关推荐 ===== */
.related{margin-top:36px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.section-head h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;color:var(--text-900);letter-spacing:-.01em;}
.section-head .more{font-size:14px;font-weight:600;color:var(--brand-500);}
.section-head .more:hover{color:var(--brand-700);}
.related-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:576px){.related-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.related-grid{grid-template-columns:repeat(3,1fr);}}
.post-card{
  position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:14px;overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;z-index:2;
  background:linear-gradient(90deg,var(--lime),var(--coral));
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DCD5C7;}
.post-card:hover::before{transform:scaleX(1);}
.post-card .thumb{position:relative;overflow:hidden;}
.post-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 400ms ease;}
.post-card:hover .thumb img{transform:scale(1.04);}
.post-card .thumb .badge-on{
  position:absolute;left:12px;top:12px;height:24px;display:inline-flex;align-items:center;
  padding:0 10px;border-radius:var(--r-pill);background:rgba(255,255,255,.92);color:var(--brand-900);
  font-size:12px;font-weight:700;
}
.post-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.post-card h3{font-size:16px;line-height:1.55;font-weight:600;color:var(--text-900);}
.post-card h3 a{color:inherit;}
.post-card h3 a:hover{color:var(--brand-700);}
.post-card .meta{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-400);}
.post-card .meta .arrow{color:var(--brand-500);font-weight:600;}

/* ===== 返回条 ===== */
.back-row{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px;}

/* ===== 侧栏 ===== */
.article-sidebar{display:grid;gap:20px;}
@media (min-width:992px){
  .article-sidebar{position:sticky;top:96px;}
}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow-1);}
.side-title{font-size:15px;font-weight:700;color:var(--text-900);padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);}
.toc-list{display:grid;gap:4px;}
.toc-list a{
  display:block;padding:7px 0 7px 12px;font-size:14px;line-height:1.6;color:var(--text-600);
  border-left:2px solid var(--line);transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.toc-list a:hover{color:var(--brand-700);border-left-color:var(--lime);background:var(--bg-sand);}
.hot-list{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.hot-list li{display:flex;gap:10px;align-items:flex-start;}
.hot-list .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:var(--bg-sand);
  color:var(--brand-700);font-size:12px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;
}
.hot-list .idx.top{background:var(--lime);color:var(--brand-900);}
.hot-list a{font-size:14px;line-height:1.6;color:var(--text-600);}
.hot-list a:hover{color:var(--brand-700);}
.side-cta{background:var(--brand-900);border-color:var(--brand-900);color:rgba(255,255,255,.78);}
.side-cta .side-title{color:#fff;border-bottom-color:rgba(255,255,255,.16);}
.side-cta p{font-size:14px;line-height:1.8;margin-bottom:16px;}

/* ===== 底部 CTA 条 ===== */
.cta-band{padding:0 0 88px;}
.cta-inner{
  background:var(--brand-900);border-radius:var(--r-xl);padding:44px 40px;
  display:grid;gap:24px;align-items:center;position:relative;overflow:hidden;
}
.cta-inner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,241,53,.28),transparent 68%);
}
@media (min-width:992px){.cta-inner{grid-template-columns:1fr auto;padding:48px 56px;}}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;line-height:1.35;}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.76);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.btn-ghost-light{background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:24px;height:24px;}
.footer-brand .brand-name{font-size:17px;font-weight:800;color:#fff;}
.footer-brand .brand-name .accent{color:var(--lime);}
.site-footer h4{
  position:relative;font-size:15px;font-weight:700;color:#fff;margin:0 0 16px;padding-bottom:10px;
}
.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:3px;border-radius:2px;background:var(--lime);}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.site-footer a{color:rgba(255,255,255,.72);font-size:14px;}
.site-footer a:hover{color:#fff;}
.footer-desc{font-size:14px;line-height:1.8;margin:0;max-width:330px;color:rgba(255,255,255,.66);}
.footer-col p{font-size:14px;margin:0 0 10px;line-height:1.7;}
.footer-col p b{color:#fff;font-weight:600;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  margin-top:48px;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;
}
@media (max-width:767.98px){
  .footer-bottom{justify-content:center;text-align:center;}
}

/* ===== 移动端微调 ===== */
@media (max-width:575.98px){
  .article-head{padding:24px 20px 0;}
  .article-cover{padding:0 20px;}
  .article-content{padding:6px 20px 32px;font-size:16px;line-height:1.9;}
  .article-content h2{font-size:21px;}
  .article-content h3{font-size:18px;}
  .article-tags{padding:0 20px 28px;}
  .article-section{padding-bottom:48px;}
  .cta-band{padding-bottom:56px;}
  .cta-inner{padding:32px 22px;}
  .side-card{padding:18px;}
}

/* roulang page: category1 */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --accent-lime:#C8F135;
  --accent-coral:#FF6A3D;
  --bg-sand:#F7F4EE;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:16px;
  --radius-xl:24px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05), 0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --t:180ms ease;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-sand);
  color:var(--text-900);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;}
a:hover{color:var(--brand-700);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent-coral);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--brand-900);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-name{font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap;}
.brand-name .accent{color:var(--brand-500);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:12px;}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--text-600);border-radius:var(--radius-pill);
  text-decoration:none;transition:color var(--t),background-color var(--t);white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:-8px;width:0;height:2px;
  background:var(--accent-lime);transform:translateX(-50%);transition:width var(--t);
}
.main-nav a:hover{color:var(--brand-700);}
.main-nav a:hover::after{width:18px;}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08);}
.main-nav a.active::after{width:18px;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{position:relative;}
.nav-search .search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-400);pointer-events:none;}
.nav-search input{
  height:40px;width:210px;border-radius:var(--radius-pill);
  border:1px solid transparent;background:#F4F1EA;
  padding:0 16px 0 40px;font-size:14px;color:var(--text-900);
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.nav-search input::placeholder{color:var(--text-400);}
.nav-search input:focus{
  outline:none;background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 2px rgba(28,122,102,.18);
}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:10px;border:1px solid transparent;
  background:var(--accent-coral);color:#fff;font-size:15px;font-weight:700;
  text-decoration:none;cursor:pointer;
  transition:transform var(--t),background-color var(--t),box-shadow var(--t);
}
.btn-cta:hover{background:#E85A2E;color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(255,106,61,.9);}
.btn-cta:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;
  border:1.5px solid var(--brand-700);background:transparent;color:var(--brand-700);
  font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  transition:background-color var(--t),color var(--t),transform var(--t);
}
.btn-ghost:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-cta-lg{height:52px;padding:0 30px;font-size:16px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text-900);
  align-items:center;justify-content:center;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px dashed var(--line);background:#fff;padding:6px 24px 22px;}
.mobile-panel.open{display:block;}
.mobile-panel a.m-link{
  display:flex;align-items:center;height:48px;font-size:15px;font-weight:600;
  color:var(--text-900);text-decoration:none;border-bottom:1px dashed var(--line);
}
.mobile-panel a.m-link.active{color:var(--brand-500);}
.mobile-panel .m-search{position:relative;margin-top:16px;}
.mobile-panel .m-search input{
  width:100%;height:44px;border-radius:var(--radius-pill);border:1px solid var(--line);
  background:#F4F1EA;padding:0 16px 0 42px;font-size:14px;
}
.mobile-panel .m-search input:focus{outline:none;border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 2px rgba(28,122,102,.18);}
.mobile-panel .m-search .search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-400);}
.mobile-panel .btn-cta{width:100%;margin-top:16px;height:48px;}
@media (max-width:991.98px){
  .header-inner{height:60px;gap:12px;}
  .main-nav{display:none;}
  .header-actions .nav-search,
  .header-actions .btn-cta{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:575.98px){
  .container{padding:0 16px;}
  .brand-name{font-size:16px;}
}

/* ---------- 页头 ---------- */
.page-head{
  background:var(--bg-sand);
  border-bottom:1px solid var(--line);
  padding:34px 0 40px;
}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-400);
}
.breadcrumb-line a{color:var(--text-600);text-decoration:none;}
.breadcrumb-line a:hover{color:var(--brand-500);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb-line .sep{opacity:.6;}
.breadcrumb-line .current{color:var(--text-900);font-weight:600;}
.page-head-grid{
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:end;margin-top:18px;
}
.page-head h1{
  font-size:clamp(28px,3.6vw,44px);line-height:1.2;font-weight:800;
  letter-spacing:-.01em;color:var(--text-900);margin:0 0 14px;
}
.page-head h1 .kw{
  background:linear-gradient(transparent 62%, rgba(200,241,53,.8) 62%);
  padding:0 2px;
}
.page-head .lead{
  max-width:660px;font-size:16px;line-height:1.85;color:var(--text-600);
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end;max-width:420px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;
  border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--text-600);text-decoration:none;
  transition:transform var(--t),border-color var(--t),color var(--t),background-color var(--t);
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.chip.active{background:var(--brand-900);border-color:var(--brand-900);color:#fff;}
@media (max-width:991.98px){
  .page-head{padding:24px 0 30px;}
  .page-head-grid{grid-template-columns:1fr;align-items:start;gap:22px;}
  .chip-row{justify-content:flex-start;max-width:none;}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section.sand{background:var(--bg-sand);}
.section.white{background:#fff;}
.section.tight-top{padding-top:64px;}
@media (max-width:991.98px){.section{padding:64px 0;}}
@media (max-width:575.98px){.section{padding:40px 0;}}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;
  letter-spacing:-.01em;color:var(--text-900);
}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--text-600);max-width:640px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;
  color:var(--brand-500);text-decoration:none;white-space:nowrap;
}
.link-more:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}

/* ---------- 概览指标 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.metric-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:26px 24px 22px;box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform var(--t),box-shadow var(--t);
}
.metric-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;}
.metric-card:nth-child(1)::before{background:var(--accent-lime);}
.metric-card:nth-child(2)::before{background:var(--accent-coral);}
.metric-card:nth-child(3)::before{background:var(--brand-500);}
.metric-card:nth-child(4)::before{background:#D9C88A;}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.metric-num{
  font-size:clamp(34px,4.6vw,54px);font-weight:800;line-height:1.05;
  color:var(--brand-900);font-variant-numeric:tabular-nums;
  display:flex;align-items:baseline;gap:6px;
}
.metric-num span{font-size:15px;font-weight:700;color:var(--text-600);}
.metric-label{margin-top:10px;font-size:14px;color:var(--text-600);}
@media (max-width:991.98px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575.98px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}.metric-card{padding:20px 16px 18px;}}

/* ---------- 内容主体两栏 ---------- */
.content-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:34px;align-items:start;}
@media (max-width:991.98px){.content-grid{grid-template-columns:1fr;gap:40px;}}
.post-list{display:flex;flex-direction:column;gap:20px;}
.post-card{
  position:relative;display:grid;grid-template-columns:240px minmax(0,1fr);gap:22px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;
  overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.post-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--accent-lime),var(--accent-coral));
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);border-color:#DDD6C8;}
.post-card:hover::before{transform:scaleX(1);}
.post-thumb{
  width:240px;height:150px;border-radius:12px;overflow:hidden;background:var(--bg-sand);
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease;}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-body{display:flex;flex-direction:column;min-width:0;}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;}
.badge-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;
  border-radius:var(--radius-pill);background:var(--bg-sand);color:var(--brand-700);
  font-size:12px;font-weight:700;
}
.post-time{font-size:13px;color:var(--text-400);font-variant-numeric:tabular-nums;}
.post-title{font-size:19px;font-weight:700;line-height:1.45;color:var(--text-900);margin-bottom:8px;}
.post-title a{color:inherit;text-decoration:none;}
.post-title a:hover{color:var(--brand-700);}
.post-excerpt{
  font-size:14px;line-height:1.8;color:var(--text-600);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:var(--text-400);
}
.post-foot .read{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;
  color:var(--brand-500);text-decoration:none;
}
.post-foot .read:hover{text-decoration:underline;text-underline-offset:3px;}
@media (max-width:767.98px){
  .post-card{grid-template-columns:1fr;gap:14px;padding:18px;}
  .post-thumb{width:100%;height:180px;}
  .post-title{font-size:17px;}
}

/* ---------- 侧栏 ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
@media (max-width:991.98px){.sidebar{position:static;}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;}
.side-card h3{
  display:flex;align-items:center;gap:9px;font-size:17px;font-weight:700;
  color:var(--text-900);margin-bottom:16px;
}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent-coral);}
.rank-list{display:flex;flex-direction:column;gap:2px;}
.rank-list li{border-bottom:1px dashed var(--line);}
.rank-list li:last-child{border-bottom:0;}
.rank-list a{
  display:flex;gap:12px;align-items:flex-start;padding:12px 0;
  font-size:14px;line-height:1.6;color:var(--text-600);text-decoration:none;transition:color var(--t);
}
.rank-list a:hover{color:var(--brand-700);}
.rank-num{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--bg-sand);
  color:var(--brand-700);font-size:12px;font-weight:800;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;margin-top:2px;
}
.rank-list li:nth-child(1) .rank-num{background:var(--brand-900);color:var(--accent-lime);}
.rank-list li:nth-child(2) .rank-num{background:var(--brand-700);color:#fff;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag-cloud a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;
  border-radius:var(--radius-pill);background:var(--bg-sand);color:var(--brand-700);
  font-size:13px;font-weight:600;text-decoration:none;
  transition:background-color var(--t),color var(--t),transform var(--t);
}
.tag-cloud a:hover{background:var(--brand-900);color:#fff;transform:translateY(-1px);}
.quick-links{display:flex;flex-direction:column;}
.quick-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:13px 0;border-bottom:1px dashed var(--line);
  font-size:14px;font-weight:600;color:var(--text-900);text-decoration:none;
  transition:color var(--t),padding-left var(--t);
}
.quick-links a:last-child{border-bottom:0;}
.quick-links a:hover{color:var(--brand-500);padding-left:4px;}

/* ---------- 分页 ---------- */
.pagination-custom{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:36px;}
.pagination-custom a{
  min-width:42px;height:42px;padding:0 15px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--text-600);
  font-size:14px;font-weight:600;text-decoration:none;
  transition:transform var(--t),border-color var(--t),color var(--t),background-color var(--t);
}
.pagination-custom a:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.pagination-custom a.current{background:var(--accent-coral);border-color:var(--accent-coral);color:#fff;}
.pagination-custom a.muted{opacity:.5;pointer-events:none;}

/* ---------- 更新节奏 ---------- */
.step-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;position:relative;}
.step-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:28px 26px;transition:transform var(--t),box-shadow var(--t);
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);}
.step-dot{
  width:44px;height:44px;border-radius:50%;background:var(--brand-900);color:var(--accent-lime);
  display:grid;place-items:center;font-size:16px;font-weight:800;
  font-variant-numeric:tabular-nums;margin-bottom:18px;
}
.step-item h3{font-size:19px;font-weight:700;color:var(--text-900);margin-bottom:10px;}
.step-item p{font-size:15px;line-height:1.85;color:var(--text-600);}
.step-track::before{
  content:"";position:absolute;top:50px;left:12%;right:12%;height:0;
  border-top:1px dashed #D6CFC0;z-index:0;
}
@media (max-width:991.98px){
  .step-track{grid-template-columns:1fr;}
  .step-track::before{display:none;}
}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:#DAD3C4;}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 56px 18px 22px;font-size:16px;font-weight:600;color:var(--text-900);
  border-left:3px solid transparent;transition:color var(--t),border-color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;
  transform:translateY(-50%);
  background:
    linear-gradient(#12564A,#12564A) center/14px 2px no-repeat,
    linear-gradient(#12564A,#12564A) center/2px 14px no-repeat;
  transition:transform var(--t);
}
.faq-item[open] summary{color:var(--brand-700);border-left-color:var(--accent-coral);}
.faq-item[open] summary::after{
  background:linear-gradient(#FF6A3D,#FF6A3D) center/14px 2px no-repeat;
  transform:translateY(-50%) rotate(180deg);
}
.faq-item .faq-body{padding:0 24px 22px 24px;font-size:15px;line-height:1.85;color:var(--text-600);}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  background:var(--brand-900);color:#fff;padding:48px 44px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,241,53,.22),transparent 68%);
}
.cta-band h2{font-size:clamp(22px,2.4vw,32px);font-weight:700;line-height:1.3;margin-bottom:12px;color:#fff;}
.cta-band p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}
.btn-on-dark{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 30px;
  border-radius:10px;background:var(--accent-coral);color:#fff;font-size:16px;font-weight:700;
  text-decoration:none;transition:transform var(--t),background-color var(--t);
}
.btn-on-dark:hover{background:#E85A2E;color:#fff;transform:translateY(-1px);}
.btn-outline-light-2{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;
  border-radius:10px;border:1.5px solid rgba(255,255,255,.6);background:transparent;
  color:#fff;font-size:16px;font-weight:700;text-decoration:none;
  transition:background-color var(--t),transform var(--t);
}
.btn-outline-light-2:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
@media (max-width:991.98px){
  .cta-band{grid-template-columns:1fr;padding:36px 26px;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--brand-900);color:rgba(255,255,255,.72);
  padding:64px 0 0;margin-top:88px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:24px;width:64px;height:6px;
  background:var(--accent-lime);border-radius:0 0 6px 6px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-top:14px;
}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;text-decoration:none;transition:color var(--t);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{
  width:26px;height:26px;border-radius:8px;background:rgba(255,255,255,.1);
  display:grid;place-items:center;
}
.footer-brand .brand-name{font-size:17px;font-weight:800;color:#fff;}
.footer-brand .brand-name .accent{color:var(--accent-lime);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);}
.footer-col p b{color:#fff;font-weight:600;}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);text-decoration:none;}
.footer-bottom a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
@media (max-width:991.98px){
  .site-footer{margin-top:64px;padding-top:48px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:center;text-align:center;}
  .site-footer::before{left:16px;}
}

/* roulang page: category3 */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --lime:#C8F135;
  --coral:#FF6A3D;
  --coral-dark:#EF5A2C;
  --sand:#F7F4EE;
  --sand-deep:#F4F1EA;
  --card:#FFFFFF;
  --line:#E6E1D7;
  --t900:#141917;
  --t600:#4A5652;
  --t400:#8A948F;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --pill:999px;
  --sh1:0 1px 2px rgba(20,25,23,.05),0 8px 24px -12px rgba(20,25,23,.14);
  --sh2:0 24px 60px -28px rgba(11,58,49,.35);
  --ease:180ms ease;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#141917;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t900);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.01em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1320px}}
.section{padding:88px 0}
.section--white{background:#fff}
.section--sand{background:var(--sand)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-500);margin-bottom:14px;
}
.eyebrow::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--lime)}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(24px,2.6vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
h3{font-size:21px;line-height:1.4;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
.lead{font-size:17px;line-height:1.85;color:var(--t600)}

/* ========== header / nav ========== */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh1)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height var(--ease)}
.site-header.is-scrolled .header-inner{height:66px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{display:inline-flex;width:28px;height:28px;flex:0 0 auto}
.brand-name{font-size:17px;font-weight:800;color:var(--t900);letter-spacing:-.01em;white-space:nowrap}
.brand-name .accent{color:var(--brand-700);font-weight:700}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.main-nav a{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:15px;font-weight:600;color:var(--t600);border-radius:var(--pill);
  transition:color var(--ease),background var(--ease);
}
.main-nav a::after{
  content:"";position:absolute;left:50%;bottom:2px;width:18px;height:2px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%) scaleX(0);
  transition:transform var(--ease);
}
.main-nav a:hover{color:var(--brand-700);text-decoration:none}
.main-nav a:hover::after{transform:translateX(-50%) scaleX(1)}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08)}
.main-nav a.active::after{transform:translateX(-50%) scaleX(1)}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search svg{position:absolute;left:14px;width:16px;height:16px;stroke:var(--t400);pointer-events:none}
.nav-search input{
  width:196px;height:40px;border-radius:var(--pill);border:1px solid transparent;
  background:var(--sand-deep);padding:0 16px 0 38px;font-size:14px;color:var(--t900);
  outline:none;transition:width var(--ease),border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:var(--t400)}
.nav-search input:focus{
  width:236px;background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 2px rgba(28,122,102,.18);
}
.btn-coral{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:10px;border:0;
  background:var(--coral);color:#fff;font-size:15px;font-weight:700;
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-coral:hover{background:var(--coral-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(255,106,61,.9);text-decoration:none}
.btn-coral:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;background:#fff;
  border:1.5px solid var(--brand-700);color:var(--brand-700);
  font-size:15px;font-weight:700;transition:all var(--ease);
}
.btn-ghost:hover{background:rgba(18,86,74,.06);color:var(--brand-700);transform:translateY(-1px);text-decoration:none}
.btn-large{height:52px;padding:0 28px;font-size:16px}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;background:#fff;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--brand-900);transition:transform var(--ease),opacity var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:6px 20px 22px}
.mobile-panel a{
  display:flex;align-items:center;height:48px;font-size:15px;font-weight:600;
  color:var(--t600);border-bottom:1px dashed var(--line);
}
.mobile-panel a:hover{text-decoration:none;color:var(--brand-700)}
.mobile-panel a.active{color:var(--brand-500)}
.mobile-tools{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.mobile-tools input{
  width:100%;height:46px;border-radius:var(--pill);border:1px solid var(--line);
  background:var(--sand-deep);padding:0 18px;font-size:15px;outline:none;
}
.mobile-tools input:focus{border-color:var(--brand-500);background:#fff}
.mobile-tools .btn-coral{width:100%;height:48px;border-radius:12px}

/* ========== page head ========== */
.page-head{
  background:var(--sand);border-bottom:1px solid var(--line);
  padding:42px 0 44px;min-height:210px;display:flex;align-items:center;
}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t400);margin-bottom:16px}
.breadcrumb-nav a{color:var(--t600)}
.breadcrumb-nav .sep{color:var(--t400)}
.breadcrumb-nav .current{color:var(--brand-700);font-weight:600}
.page-head h1{max-width:14em;margin-bottom:14px}
.page-head .lead{max-width:760px;font-size:16px}

/* ========== search block ========== */
.search-block{background:#fff;padding:60px 0 56px;border-bottom:1px solid var(--line)}
.hero-search{
  display:flex;align-items:center;gap:8px;max-width:760px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  padding:5px 5px 5px 22px;box-shadow:var(--sh1);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.hero-search:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(28,122,102,.16),var(--sh1)}
.hero-search svg{width:20px;height:20px;stroke:var(--t400);flex:0 0 auto}
.hero-search input{
  flex:1 1 auto;min-width:0;height:56px;border:0;outline:none;background:transparent;
  font-size:16px;color:var(--t900);
}
.hero-search input::placeholder{color:var(--t400)}
.hero-search button{
  flex:0 0 auto;height:48px;padding:0 26px;border-radius:var(--pill);
  background:var(--coral);color:#fff;font-weight:700;font-size:15px;
  transition:background var(--ease),transform var(--ease);
}
.hero-search button:hover{background:var(--coral-dark);transform:translateY(-1px)}
.topic-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;
  border-radius:var(--pill);background:var(--sand-deep);border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--brand-700);
  transition:all var(--ease);
}
.tag-pill:hover{background:#fff;border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sh1)}
.tag-pill::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--lime)}

/* ========== faq layout ========== */
.safety-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start}
.faq-group{margin-bottom:36px}
.faq-group:last-child{margin-bottom:0}
.faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.faq-group-head::before{content:"";width:3px;height:20px;border-radius:2px;background:var(--lime)}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{border-color:#D9D3C6;box-shadow:var(--sh1)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:17px 56px 17px 20px;font-size:16px;font-weight:600;color:var(--t900);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-item summary::before{
  content:"";position:absolute;right:16px;top:31px;width:14px;height:2px;border-radius:2px;background:var(--brand-500);
  transition:transform var(--ease),background var(--ease);
}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:25px;width:2px;height:14px;border-radius:2px;background:var(--brand-500);
  transition:transform var(--ease),background var(--ease);
}
.faq-item[open] summary::after{transform:rotate(90deg)}
.faq-item[open] summary{color:var(--brand-700)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--coral);
}
.faq-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--t600)}
.faq-body p{margin-bottom:10px}
.faq-body p:last-child{margin-bottom:0}
.faq-body .hint{font-size:13px;color:var(--t400)}

/* ========== side card ========== */
.side-card{
  position:sticky;top:96px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh1);
}
.side-card h3{font-size:18px;margin-bottom:10px}
.side-card .side-desc{font-size:14px;color:var(--t600);line-height:1.75;margin-bottom:18px}
.contact-row{display:flex;gap:12px;padding:12px 0;border-top:1px dashed var(--line)}
.contact-row:first-of-type{border-top:0}
.contact-ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;background:rgba(28,122,102,.08);
  display:flex;align-items:center;justify-content:center;
}
.contact-ico svg{width:17px;height:17px;stroke:var(--brand-500)}
.contact-row dt{font-size:13px;color:var(--t400);line-height:1.5}
.contact-row dd{margin:0;font-size:15px;font-weight:700;color:var(--t900);word-break:break-all}
.contact-row dd a{font-weight:700}
.side-card .btn-coral{width:100%;margin-top:18px;height:46px;border-radius:12px}
.side-note{
  margin-top:16px;padding:12px 14px;border-radius:12px;background:var(--sand);
  font-size:13px;color:var(--t600);line-height:1.7;
}

/* ========== self check ========== */
.check-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.check-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh1)}
.check-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg)}
.check-figure .fig-badge{
  position:absolute;left:16px;bottom:16px;padding:8px 14px;border-radius:var(--pill);
  background:rgba(255,255,255,.92);color:var(--brand-900);font-size:13px;font-weight:700;
}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--line);
  font-size:16px;color:var(--t600);
}
.check-list li:last-child{border-bottom:0}
.check-list .tick{
  flex:0 0 auto;width:22px;height:22px;margin-top:4px;border-radius:6px;
  background:rgba(200,241,53,.35);display:flex;align-items:center;justify-content:center;
}
.check-list .tick svg{width:12px;height:12px;stroke:var(--brand-700)}
.check-list b{color:var(--t900);font-weight:700}

/* ========== capability cards ========== */
.cap-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.cap-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:26px 24px 24px;overflow:hidden;transition:transform var(--ease),box-shadow var(--ease);
}
.cap-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--brand-500)}
.cap-card:nth-child(2)::before{background:var(--coral)}
.cap-card:nth-child(3)::before{background:var(--lime)}
.cap-card:nth-child(4)::before{background:#D9B66B}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--sh1)}
.cap-ico{
  width:42px;height:42px;border-radius:12px;background:rgba(11,58,49,.06);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.cap-ico svg{width:20px;height:20px;stroke:var(--brand-700)}
.cap-card h3{font-size:18px;margin-bottom:10px}
.cap-card p{font-size:14px;line-height:1.75;color:var(--t600)}

/* ========== process steps ========== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;counter-reset:step}
.step{position:relative;padding-top:8px}
.step::after{
  content:"";position:absolute;left:44px;right:-28px;top:26px;height:1px;
  border-top:2px dashed var(--line);
}
.step:last-child::after{display:none}
.step-no{
  position:relative;z-index:1;width:38px;height:38px;border-radius:var(--pill);
  background:var(--brand-900);color:#fff;font-size:15px;font-weight:800;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step:nth-child(2) .step-no{background:var(--brand-700)}
.step:nth-child(3) .step-no{background:var(--brand-500)}
.step:nth-child(4) .step-no{background:var(--coral)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;line-height:1.75;color:var(--t600)}

/* ========== cta band ========== */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-900);
  padding:72px 0;color:#fff;
}
.cta-band .bg{
  position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.28;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,58,49,.96) 0%,rgba(11,58,49,.78) 60%,rgba(11,58,49,.52) 100%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.78);font-size:16px;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-outline-light2{
  display:inline-flex;align-items:center;justify-content:center;
  height:52px;padding:0 26px;border-radius:10px;border:1.5px solid rgba(255,255,255,.7);
  color:#fff;font-size:16px;font-weight:700;background:transparent;transition:all var(--ease);
}
.btn-outline-light2:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-1px);text-decoration:none}

/* ========== footer ========== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding-top:8px}
.site-footer::before{content:"";display:block;width:64px;height:6px;border-radius:0 0 6px 6px;background:var(--lime)}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:22px;height:22px}
.site-footer .brand-name{color:#fff;font-size:16px}
.site-footer .brand-name .accent{color:var(--lime)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);word-break:break-all}
.footer-col p b{color:#fff;font-weight:600;margin-right:6px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);font-size:13px}

/* ========== responsive ========== */
@media (max-width:1199.98px){
  .nav-search input{width:160px}
  .nav-search input:focus{width:190px}
  .cap-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991.98px){
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:60px}
  .site-header.is-scrolled .header-inner{height:60px}
  .mobile-panel.open{display:block}
  .header-tools{margin-left:auto}
  .safety-layout{grid-template-columns:1fr;gap:32px}
  .side-card{position:static;top:auto}
  .check-layout{grid-template-columns:1fr;gap:32px}
  .check-figure{order:2}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 20px}
  .step:nth-child(2)::after{display:none}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .section{padding:64px 0}
  .cta-band{padding:56px 0}
}
@media (max-width:575.98px){
  .section{padding:40px 0}
  .page-head{padding:28px 0 32px;min-height:0}
  .page-head h1{font-size:28px}
  .search-block{padding:40px 0 36px}
  .hero-search{flex-direction:column;align-items:stretch;border-radius:var(--r-lg);padding:14px;gap:12px}
  .hero-search svg{display:none}
  .hero-search input{height:48px;padding:0 8px}
  .hero-search button{width:100%;height:48px}
  .topic-tags{gap:10px}
  .cap-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step::after{display:none}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 28px}
  .footer-bottom{justify-content:center;text-align:center}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%;flex-direction:column}
  .btn-outline-light2,.cta-actions .btn-coral{width:100%}
  .cap-card{padding:22px 20px}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --accent-lime:#C8F135;
  --accent-coral:#FF6A3D;
  --bg-sand:#F7F4EE;
  --bg-sand-deep:#F2EEE5;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05), 0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --ease:180ms ease;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#141917;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:system-ui, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-900);
  background:var(--bg-sand);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-700)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text-900);line-height:1.28}
p{margin:0}
:focus-visible{outline:2px solid var(--accent-coral);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-weight:800;font-family:"DIN Alternate","Barlow Semi Condensed",system-ui,sans-serif}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1320px}}
@media (max-width:575px){.container{padding:0 16px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-1)}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height var(--ease)}
.site-header.scrolled .nav-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;width:26px;height:26px}
.brand-name{font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap}
.brand-name .accent{color:var(--brand-700)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:12px;flex:1 1 auto}
.main-nav a{
  position:relative;
  display:inline-flex;align-items:center;height:40px;
  padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--text-600);
  transition:color var(--ease), background var(--ease);
  white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-15px;height:2px;
  background:var(--accent-lime);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.main-nav a:hover{color:var(--brand-700);background:rgba(28,122,102,.07)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08)}
.main-nav a.active::after{transform:scaleX(0)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.nav-search{position:relative}
.nav-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);opacity:.5}
.nav-search input{
  width:216px;height:40px;border-radius:var(--r-pill);
  background:#F4F1EA;border:1px solid transparent;
  padding:0 16px 0 38px;font-size:14px;
  transition:border-color var(--ease), box-shadow var(--ease), background var(--ease);
}
.nav-search input::placeholder{color:var(--text-400)}
.nav-search input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(28,122,102,.18)}
.nav-toggle{
  display:none;width:42px;height:42px;border:none;background:transparent;
  border-radius:var(--r-md);padding:0;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;margin:4px auto;background:var(--text-900);border-radius:2px;transition:transform var(--ease)}

.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border:none;border-radius:10px;
  background:var(--accent-coral);color:#fff;font-size:15px;font-weight:700;
  cursor:pointer;transition:background var(--ease), transform var(--ease), box-shadow var(--ease);
}
.btn-brand:hover{background:#F0572A;color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(255,106,61,.9)}
.btn-brand:active{transform:translateY(0)}
.btn-sm-brand{height:40px;padding:0 18px;font-size:14px}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:10px;
  border:1.5px solid var(--brand-700);color:var(--brand-700);background:transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:background var(--ease), color var(--ease), transform var(--ease);
}
.btn-outline:hover{background:rgba(18,86,74,.08);color:var(--brand-700);transform:translateY(-1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:10px;
  border:1.5px solid rgba(255,255,255,.7);color:#fff;background:transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:background var(--ease), border-color var(--ease), transform var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-1px)}

.mobile-menu{border-top:1px solid var(--line);background:#fff}
.mobile-nav{display:flex;flex-direction:column;padding:8px 0}
.mobile-nav a{
  height:48px;display:flex;align-items:center;
  font-size:15px;font-weight:600;color:var(--text-600);
  border-bottom:1px dashed var(--line);
}
.mobile-nav a.active{color:var(--brand-500)}
.mobile-search{position:relative;margin:16px 0 10px}
.mobile-search input{
  width:100%;height:46px;border-radius:var(--r-pill);background:#F4F1EA;
  border:1px solid transparent;padding:0 16px 0 40px;font-size:14px;
}
.mobile-search input:focus{outline:none;background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(28,122,102,.18)}
.mobile-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);opacity:.5}
.mobile-cta{width:100%;margin-bottom:18px}

/* ============ 页头 ============ */
.page-hero{
  background:linear-gradient(180deg,var(--bg-sand-deep) 0%,var(--bg-sand) 100%);
  border-bottom:1px solid var(--line);
  padding:38px 0 34px;
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-90px;top:-70px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(200,241,53,.30), rgba(200,241,53,0) 68%);
  pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-400);margin-bottom:14px}
.crumb a{color:var(--text-600)}
.crumb a:hover{color:var(--brand-700)}
.crumb span.sep{opacity:.5}
.crumb .current{color:var(--brand-700);font-weight:600}
.page-hero h1{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.2;letter-spacing:-.01em;font-weight:800;
  max-width:760px;
}
.page-hero h1 .hl{
  background:linear-gradient(180deg, rgba(200,241,53,0) 58%, rgba(200,241,53,.55) 58%);
  padding:0 2px;
}
.page-hero .lede{
  margin-top:14px;max-width:680px;
  font-size:16px;line-height:1.85;color:var(--text-600);
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;position:relative;z-index:1}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--text-600);
  transition:border-color var(--ease), color var(--ease), background var(--ease), transform var(--ease);
}
.chip:hover{border-color:var(--accent-coral);color:var(--brand-700);transform:translateY(-1px)}
.chip.is-active{background:var(--brand-900);border-color:var(--brand-900);color:#fff}
.chip.is-active:hover{color:#fff;border-color:var(--brand-900)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-sand{background:var(--bg-sand)}
.section-white{background:var(--bg-card)}
.section-dark{background:var(--brand-900);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:720px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-700);margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--accent-lime)}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--text-600);font-size:16px}
.section-dark .section-head p{color:rgba(255,255,255,.72)}
.section-dark .section-head .eyebrow{color:var(--accent-lime)}

/* ============ 功能卡片矩阵 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.feature-card{
  position:relative;background:var(--bg-card);border:1px solid var(--line);
  border-radius:14px;overflow:hidden;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
  transition:transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}
.feature-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;z-index:2;
  background:linear-gradient(90deg,var(--accent-lime),var(--accent-coral));
  opacity:0;transition:opacity var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DCD6C9}
.feature-card:hover::before{opacity:1}
.feature-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE9DF}
.feature-thumb img{width:100%;height:100%;object-fit:cover}
.badge-cat{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.92);
  font-size:12px;font-weight:700;color:var(--brand-900);
}
.feature-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.feature-body h3{font-size:19px;font-weight:700}
.feature-body .desc{font-size:14px;line-height:1.8;color:var(--text-600)}
.dots{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.dots li{position:relative;padding-left:16px;font-size:13.5px;line-height:1.7;color:var(--text-600)}
.dots li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:2px;background:var(--accent-lime);
}
.feature-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-400);
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--brand-500)}
.link-arrow svg{transition:transform var(--ease)}
.link-arrow:hover svg{transform:translateX(3px)}

/* ============ 步骤条 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:8px}
.step{position:relative;padding:0 22px}
.step::after{
  content:"";position:absolute;left:56px;right:-8px;top:22px;height:1px;
  border-top:1px dashed rgba(200,241,53,.45);
}
.step:last-child::after{display:none}
.step-num{
  position:relative;z-index:1;
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-lime);color:var(--brand-900);
  font-size:17px;font-weight:800;
  box-shadow:0 10px 24px -16px rgba(200,241,53,.9);
}
.step h3{margin-top:18px;font-size:17px;color:#fff}
.step p{margin-top:8px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7)}

/* ============ 玩法亮点双栏 ============ */
.highlight-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.highlight-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);position:relative}
.highlight-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.highlight-badge{
  position:absolute;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);border-radius:12px;padding:12px 16px;
  box-shadow:var(--shadow-1);
}
.highlight-badge b{display:block;font-size:26px;line-height:1.1;color:var(--brand-900)}
.highlight-badge span{font-size:12.5px;color:var(--text-600)}
.check-list{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.check-list li{display:flex;gap:12px;font-size:15px;line-height:1.8;color:var(--text-600)}
.check-list li b{color:var(--text-900);display:block;font-size:16px;font-weight:700;margin-bottom:2px}
.check-ico{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  background:rgba(28,122,102,.12);display:flex;align-items:center;justify-content:center;margin-top:5px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:14px;overflow:hidden;
  transition:box-shadow var(--ease), border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-1)}
.faq-item.open::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--accent-coral);border-radius:0 3px 3px 0;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:none;cursor:pointer;text-align:left;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text-900);
  transition:color var(--ease);
}
.faq-item.open .faq-q{color:var(--brand-700)}
.faq-q::after{
  content:"";flex:0 0 12px;width:12px;height:12px;
  background:
    linear-gradient(var(--brand-500),var(--brand-500)) center/12px 2px no-repeat,
    linear-gradient(var(--brand-500),var(--brand-500)) center/2px 12px no-repeat;
  transition:transform var(--ease);
}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms ease}
.faq-item.open .faq-a{max-height:360px}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--text-600)}

/* ============ 转化表单 ============ */
.cta-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.cta-points{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:600;color:var(--text-900)}
.cta-points .check-ico{margin-top:0;flex:0 0 22px}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:30px;box-shadow:var(--shadow-1);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-tip{font-size:13.5px;color:var(--text-400);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-600);margin-bottom:8px}
.field .req{color:var(--accent-coral);margin-left:2px}
.field input[type=text],.field input[type=tel],.field select,.field textarea{
  width:100%;height:48px;border:1px solid var(--line);border-radius:10px;
  background:#FCFAF6;padding:0 14px;font-size:15px;
  transition:border-color var(--ease), box-shadow var(--ease), background var(--ease);
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-600) 50%),linear-gradient(135deg,var(--text-600) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 2px rgba(28,122,102,.18);
}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--accent-coral);background:#FFF8F5}
.field-error{display:none;margin-top:6px;font-size:13px;color:#D8431B}
.field.invalid .field-error{display:block}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-600);margin:6px 0 20px}
.agree input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand-500);flex:0 0 18px}
.agree a{text-decoration:underline;text-underline-offset:3px}
.form-submit{width:100%;height:52px}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-400)}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;width:72px;height:6px;background:var(--accent-lime);border-radius:0 0 6px 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-name .accent{color:var(--accent-lime)}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.65);max-width:340px}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-col p b{color:#fff;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:12px;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .main-nav a{padding:0 11px;font-size:14.5px}
  .nav-search input{width:180px}
}
@media (max-width:991px){
  .nav-inner{height:60px;gap:14px}
  .site-header.scrolled .nav-inner{height:58px}
  .main-nav,.nav-search,.nav-cta{display:none}
  .nav-toggle{display:block}
  .section{padding:64px 0}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 0}
  .step{padding:0 18px}
  .step:nth-child(2)::after{display:none}
  .highlight-wrap{grid-template-columns:1fr;gap:34px}
  .cta-wrap{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
}
@media (max-width:575px){
  .section{padding:44px 0}
  .page-hero{padding:26px 0 26px}
  .page-hero h1{font-size:28px}
  .feature-grid{grid-template-columns:1fr}
  .feature-body{padding:20px}
  .steps{grid-template-columns:1fr;gap:26px 0}
  .step{padding:0}
  .step::after{display:none}
  .section-head{margin-bottom:28px}
  .faq-q{padding:18px 18px;font-size:15.5px}
  .faq-a-inner{padding:0 18px 20px}
  .form-card{padding:22px}
  .cta-points li{font-size:15px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;justify-content:center;text-align:center}
}
@media (min-width:576px) and (max-width:767px){
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* roulang page: category4 */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --lime:#C8F135;
  --coral:#FF6A3D;
  --bg-sand:#F7F4EE;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05), 0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --t:180ms ease;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-900);
  background:var(--bg-sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-500);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{margin:0;color:var(--text-900);font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.container{max-width:1320px}}
.num{font-variant-numeric:tabular-nums;font-weight:800;font-family:"DIN Alternate","Barlow Semi Condensed",system-ui,sans-serif;letter-spacing:-.01em}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,36px);line-height:1.25;margin-bottom:14px}
.section-head p{color:var(--text-600);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:rgba(28,122,102,.09);
  border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}
.text-coral{color:var(--coral)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:10px;
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:#E85A30;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px -12px rgba(255,106,61,.9)}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:rgba(18,86,74,.07);color:var(--brand-900);transform:translateY(-1px)}
.btn-soft{background:#fff;border-color:var(--line);color:var(--text-900)}
.btn-soft:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-500)}
.link-arrow::after{content:"→";transition:transform var(--t)}
.link-arrow:hover::after{transform:translateX(3px)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height var(--t)}
.site-header.is-scrolled .header-inner{height:66px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;width:26px;height:26px;flex:0 0 26px}
.brand-name{font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap}
.brand-name .brand-accent{color:var(--brand-700);font-weight:800}
.nav-collapse{align-items:center;gap:24px}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center}
.main-nav a{
  position:relative;
  display:inline-block;padding:8px 13px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--text-600);
  transition:color var(--t),background var(--t);
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.main-nav a:hover{color:var(--brand-700);background:rgba(28,122,102,.06)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.09)}
.main-nav a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  background:#F4F1EA;border:1px solid transparent;border-radius:var(--r-pill);
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(28,122,102,.18)}
.search-box svg{flex:0 0 16px;opacity:.55}
.search-box input{
  border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text-900);width:148px;
}
.search-box input::placeholder{color:var(--text-400)}
.nav-toggle{
  display:none;width:42px;height:42px;margin-left:auto;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  padding:0;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(--brand-900);transition:transform var(--t)}
@media (max-width:991.98px){
  .header-inner{height:60px}
  .site-header.is-scrolled .header-inner{height:60px}
  .nav-toggle{display:flex}
  .nav-collapse{
    border-top:1px dashed var(--line);
    padding:8px 0 18px;
  }
  .nav-collapse.show,.nav-collapse.collapsing{display:block}
  .main-nav{flex-direction:column;align-items:stretch;justify-content:flex-start;width:100%}
  .main-nav a{
    display:block;padding:13px 4px;border-radius:0;
    border-bottom:1px dashed var(--line);font-size:15px;
  }
  .main-nav a::after{display:none}
  .main-nav a.active{background:transparent;color:var(--brand-500)}
  .header-actions{flex-direction:column;align-items:stretch;gap:12px;margin-top:18px}
  .search-box{height:48px}
  .search-box input{width:100%}
  .header-actions .btn{width:100%;height:48px}
}
@media (min-width:992px){
  .nav-collapse.collapse{display:flex !important;height:auto !important;visibility:visible !important}
}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--bg-sand);
  padding:34px 0 84px;
}
.page-hero::before{
  content:"";position:absolute;right:-6%;top:-10%;width:52%;height:130%;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.14;border-radius:var(--r-xl);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb-trail{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-400);margin-bottom:20px;
}
.breadcrumb-trail a{color:var(--text-600)}
.breadcrumb-trail a:hover{color:var(--brand-700)}
.breadcrumb-trail .sep{opacity:.6}
.breadcrumb-trail .current{color:var(--text-900);font-weight:600}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;
  letter-spacing:-.01em;margin-bottom:16px;max-width:760px;
}
.page-hero h1 .hl{position:relative;white-space:nowrap}
.page-hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;
  background:rgba(200,241,53,.55);border-radius:4px;z-index:-1;
}
.page-hero .lead{max-width:680px;font-size:17px;color:var(--text-600);margin-bottom:26px}
.chip-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--text-600);
  transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);
}
.chip:hover{color:var(--brand-700);border-color:var(--brand-500);transform:translateY(-1px)}
.chip.is-active{background:var(--brand-900);border-color:var(--brand-900);color:#fff}
.chip-spacer{flex:1 1 auto}
@media (max-width:575.98px){
  .page-hero{padding:24px 0 60px}
  .page-hero h1{font-size:30px}
  .page-hero .lead{font-size:16px}
  .chip-spacer{display:none}
}

/* ---------- 指标看板 ---------- */
.metrics-section{position:relative;z-index:5;margin-top:-56px;padding-bottom:0}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.metric-card{
  position:relative;background:var(--bg-card);border-radius:14px;
  padding:26px 24px 20px;box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t);
  overflow:hidden;
}
.metric-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--bar,var(--lime))}
.metric-card:hover{transform:translateY(-2px);box-shadow:0 8px 30px -14px rgba(20,25,23,.28)}
.metric-label{font-size:14px;color:var(--text-600);margin-bottom:10px}
.metric-value{display:flex;align-items:baseline;gap:6px;color:var(--text-900)}
.metric-value .num{font-size:clamp(36px,5vw,52px);line-height:1.05}
.metric-value .unit{font-size:14px;font-weight:600;color:var(--text-400)}
.metric-foot{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-top:14px}
.metric-note{font-size:12px;color:var(--text-400)}
.spark{width:76px;height:26px;flex:0 0 76px}
@media (max-width:991.98px){
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media (max-width:575.98px){
  .metrics-section{margin-top:-40px}
  .metrics-grid{gap:12px}
  .metric-card{padding:18px 16px 16px}
  .metric-value .num{font-size:32px}
  .spark{display:none}
}

/* ---------- 报告摘要 / 口径 ---------- */
.brief-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:32px;align-items:stretch}
.brief-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-1);min-height:320px;background:var(--brand-900);
}
.brief-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.brief-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,58,49,.15) 0%,rgba(11,58,49,.86) 100%);
}
.brief-media-inner{position:relative;z-index:2;padding:28px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;color:#fff}
.brief-media-inner .badge-soft{
  align-self:flex-start;margin-bottom:12px;
  background:rgba(255,255,255,.92);color:var(--brand-900);
  border-radius:var(--r-pill);padding:5px 13px;font-size:12px;font-weight:700;
}
.brief-media-inner h3{color:#fff;font-size:21px;line-height:1.4;margin-bottom:8px}
.brief-media-inner p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.75}
.brief-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-1)}
.brief-list h3{font-size:20px;margin-bottom:8px}
.brief-list > p{color:var(--text-600);font-size:15px;margin-bottom:20px}
.brief-item{display:flex;gap:14px;padding:16px 0;border-top:1px dashed var(--line)}
.brief-item:first-of-type{border-top:0}
.brief-index{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(28,122,102,.09);color:var(--brand-700);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.brief-item h4{font-size:16px;margin-bottom:4px}
.brief-item p{font-size:14px;color:var(--text-600);line-height:1.75}
@media (max-width:991.98px){
  .brief-grid{grid-template-columns:1fr;gap:20px}
  .brief-media{min-height:260px}
}

/* ---------- 对照表 ---------- */
.compare-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;overflow-x:auto;background:#fff;box-shadow:var(--shadow-1);
}
table.data-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px}
.data-table caption{
  text-align:left;padding:18px 20px 0;font-size:13px;color:var(--text-400);
  caption-side:top;
}
.data-table thead th{
  background:var(--brand-900);color:#fff;font-weight:600;font-size:14px;
  padding:14px 20px;text-align:left;white-space:nowrap;
}
.data-table tbody td{padding:14px 20px;border-top:1px solid var(--line);color:var(--text-600)}
.data-table tbody tr:nth-child(even){background:#FBF9F4}
.data-table tbody tr:hover{background:#F5F2EA}
.data-table td.strong{color:var(--text-900);font-weight:600}
.data-table td .up{color:var(--brand-700);font-weight:700;font-variant-numeric:tabular-nums}
.data-table td .down{color:var(--coral);font-weight:700;font-variant-numeric:tabular-nums}
.table-foot{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:18px}
.table-foot .hint{font-size:13px;color:var(--text-400)}

/* ---------- 排行条形图 ---------- */
.rank-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:12px 28px 20px;box-shadow:var(--shadow-1);
}
.bar-row{
  display:grid;grid-template-columns:190px minmax(0,1fr) 96px 64px;
  align-items:center;gap:18px;
  padding:16px 0;border-bottom:1px dashed var(--line);
  transition:background var(--t);
}
.bar-row:last-child{border-bottom:0}
.bar-row:hover{background:#FBF9F4}
.bar-label{font-size:15px;font-weight:600;color:var(--text-900)}
.bar-label span{display:block;font-size:12px;font-weight:400;color:var(--text-400);margin-top:2px}
.bar-track{height:10px;border-radius:var(--r-pill);background:#F1EDE3;overflow:hidden}
.bar-fill{height:100%;border-radius:var(--r-pill);transition:width 600ms ease}
.bar-fill.lime{background:linear-gradient(90deg,#DDF76E,var(--lime))}
.bar-fill.coral{background:linear-gradient(90deg,#FF9068,var(--coral))}
.bar-value{text-align:right;font-size:16px;color:var(--text-900);font-variant-numeric:tabular-nums;font-weight:800}
.bar-action{text-align:right}
@media (max-width:767.98px){
  .rank-panel{padding:8px 18px 16px}
  .bar-row{grid-template-columns:minmax(0,1fr) 84px;gap:8px 12px;padding:14px 0}
  .bar-label{grid-column:1/-1}
  .bar-track{grid-column:1/2}
  .bar-value{grid-column:2/3}
  .bar-action{grid-column:1/-1;text-align:left}
}

/* ---------- FAQ ---------- */
.faq-section{background:var(--bg-sand)}
.faq-list{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:#D9D3C6;box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--text-900);
  text-align:left;position:relative;transition:color var(--t);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--coral);opacity:0;transition:opacity var(--t);
}
.faq-q::after{
  content:"";flex:0 0 16px;width:16px;height:16px;
  background:
    linear-gradient(var(--brand-500),var(--brand-500)) no-repeat center/14px 2px,
    linear-gradient(var(--brand-500),var(--brand-500)) no-repeat center/2px 14px;
  transition:transform var(--t),background-color var(--t);
}
.faq-q:not(.collapsed){color:var(--brand-700)}
.faq-q:not(.collapsed)::before{opacity:1}
.faq-q:not(.collapsed)::after{
  background:linear-gradient(var(--brand-700),var(--brand-700)) no-repeat center/14px 2px;
}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-600)}

/* ---------- 表单 CTA ---------- */
.cta-section{background:var(--bg-sand);border-top:1px solid var(--line)}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:start}
.cta-points{margin-top:24px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;padding:9px 0;font-size:15px;color:var(--text-600)}
.cta-points li svg{flex:0 0 18px;margin-top:5px}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:30px;box-shadow:var(--shadow-1);
}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card .form-tip{font-size:14px;color:var(--text-400);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text-900)}
.field .req{color:var(--coral)}
.form-card .form-control,
.form-card .form-select{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--line);border-radius:10px;
  font-size:15px;color:var(--text-900);background:#fff;
  transition:border-color var(--t),box-shadow var(--t);
}
.form-card textarea.form-control{height:auto;min-height:112px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-card .form-control:focus,
.form-card .form-select:focus{
  border-color:var(--brand-500);outline:none;
  box-shadow:0 0 0 3px rgba(28,122,102,.18);
}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-600);margin:6px 0 20px}
.agree input{width:18px;height:18px;margin-top:5px;accent-color:var(--brand-500)}
.agree a{text-decoration:underline;text-underline-offset:3px}
@media (max-width:991.98px){
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .cta-points li:nth-child(n+3){display:none}
}
@media (max-width:575.98px){
  .form-card{padding:22px 20px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;position:relative;margin-top:0}
.site-footer::before{content:"";position:absolute;top:0;left:0;width:96px;height:6px;background:var(--lime);border-radius:0 0 6px 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{display:inline-flex;width:18px;height:18px}
.footer-brand .brand-name{font-size:17px;font-weight:800;color:#fff;white-space:nowrap}
.footer-brand .brand-name .accent{color:var(--lime)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:rgba(255,255,255,.72);font-size:14px}
.footer-col ul li a:hover{color:#fff}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-col p b{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:48px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:575.98px){
  .site-footer{padding-top:48px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{justify-content:center;text-align:center;margin-top:32px}
}

/* ---------- 通用区块与响应式节奏 ---------- */
@media (max-width:991.98px){
  .section{padding:64px 0}
  .section-tight{padding:48px 0}
  .section-head{margin-bottom:32px}
}
@media (max-width:575.98px){
  .section{padding:40px 0}
  .section-tight{padding:36px 0}
  .section-head h2{font-size:24px}
  .btn{width:100%}
  .chip-row .btn{width:auto}
}

/* roulang page: category5 */
:root{
  --brand-900:#0B3A31;
  --brand-700:#12564A;
  --brand-500:#1C7A66;
  --accent-lime:#C8F135;
  --accent-coral:#FF6A3D;
  --bg-sand:#F7F4EE;
  --bg-card:#FFFFFF;
  --line:#E6E1D7;
  --text-900:#141917;
  --text-600:#4A5652;
  --text-400:#8A948F;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,25,23,.05),0 8px 24px -12px rgba(20,25,23,.14);
  --shadow-2:0 24px 60px -28px rgba(11,58,49,.35);
  --ease:180ms ease;
  --bs-primary:#1C7A66;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#141917;
  --bs-border-radius:12px;
  --bs-link-color:#1C7A66;
  --bs-link-hover-color:#12564A;
  --bs-font-sans-serif:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;color:var(--text-900);background:var(--bg-sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{margin:0 0 12px;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--text-900);}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;}
h2{font-size:clamp(24px,2.6vw,36px);}
h3{font-size:21px;font-weight:600;line-height:1.4;}
h4{font-size:17px;font-weight:600;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--accent-coral);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1400px){.container{max-width:1320px;}}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease);}
.site-header.scrolled{box-shadow:var(--shadow-1);}
.header-inner{position:relative;display:flex;align-items:center;gap:26px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--text-900);letter-spacing:-.01em;white-space:nowrap;}
.brand .accent{color:var(--brand-700);}
.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--brand-900);display:inline-flex;align-items:center;justify-content:center;flex:0 0 28px;}
.nav-menu-wrap{display:flex;align-items:center;gap:22px;flex:1;min-width:0;}
.main-nav{display:flex;align-items:center;gap:2px;}
.main-nav a{position:relative;padding:8px 12px;font-size:15px;font-weight:600;color:var(--text-600);border-radius:var(--r-pill);white-space:nowrap;}
.main-nav a:hover{color:var(--brand-700);background:rgba(28,122,102,.06);}
.main-nav a.active{color:var(--brand-500);background:rgba(28,122,102,.08);}
.main-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--accent-lime);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:14px;}
.search-box{display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:var(--r-pill);background:#F4F1EA;border:1px solid transparent;transition:var(--ease);}
.search-box:focus-within{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 2px rgba(28,122,102,.18);}
.search-box svg{flex:0 0 16px;color:var(--text-400);}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;font-family:inherit;color:var(--text-900);width:154px;}
.search-box input::placeholder{color:var(--text-400);}
.nav-toggle{width:42px;height:42px;margin-left:auto;border:1px solid var(--line);border-radius:var(--r-md);background:#fff;display:none;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;padding:0;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-900);transition:var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border:0;border-radius:10px;font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;transition:var(--ease);text-align:center;}
.btn-coral{background:var(--accent-coral);color:#fff;box-shadow:0 10px 22px -14px rgba(255,106,61,.9);}
.btn-coral:hover{background:#F2551F;color:#fff;transform:translateY(-1px);}
.btn-line{background:#fff;border:1.5px solid var(--line);color:var(--text-900);}
.btn-line:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.btn-outline{background:transparent;border:1.5px solid var(--brand-700);color:var(--brand-700);}
.btn-outline:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 页面头部 ============ */
.page-hero{position:relative;background:var(--bg-sand);border-bottom:1px solid var(--line);padding:42px 0 40px;overflow:hidden;}
.page-hero::before{content:"";position:absolute;right:-90px;top:-80px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(200,241,53,.42),rgba(200,241,53,0) 68%);}
.page-hero::after{content:"";position:absolute;left:40%;bottom:-140px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(28,122,102,.16),rgba(28,122,102,0) 70%);}
.page-hero .inner{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-400);margin-bottom:16px;flex-wrap:wrap;}
.crumb a{color:var(--text-600);}
.crumb a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.crumb .sep{opacity:.55;}
.page-hero h1{font-size:clamp(26px,3.6vw,42px);margin-bottom:14px;}
.page-hero h1 .hl{position:relative;display:inline-block;}
.page-hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:8px;border-radius:4px;background:rgba(200,241,53,.65);z-index:-1;}
.page-hero .lead{font-size:16.5px;line-height:1.85;color:var(--text-600);max-width:780px;margin-bottom:22px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--text-600);}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);}
.chip.on{background:var(--brand-900);border-color:var(--brand-900);color:#fff;}
.chip.on:hover{color:#fff;}

/* ============ 板块 ============ */
.section{padding:88px 0;}
.section-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.02em;color:var(--brand-700);background:rgba(28,122,102,.09);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:14px;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-coral);}
.section-head p{font-size:16px;color:var(--text-600);margin:0;}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.flow-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 22px;box-shadow:var(--shadow-1);transition:var(--ease);}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.flow-step::before{content:"";position:absolute;top:0;left:22px;right:22px;height:3px;border-radius:0 0 3px 3px;background:linear-gradient(90deg,var(--accent-lime),var(--accent-coral));}
.flow-num{display:flex;align-items:baseline;gap:6px;line-height:1;margin-bottom:14px;color:var(--brand-900);}
.flow-num b{font-size:36px;font-weight:800;font-variant-numeric:tabular-nums;}
.flow-num span{font-size:13px;font-weight:700;color:var(--text-400);letter-spacing:.04em;}
.flow-step h3{font-size:19px;margin-bottom:10px;}
.flow-step p{font-size:14.5px;line-height:1.8;color:var(--text-600);margin:0;}
@media (min-width:992px){
  .flow-step:not(:last-child)::after{content:"";position:absolute;top:56px;right:-25px;width:26px;border-top:2px dashed #D6D0C4;}
}

/* ============ 准入清单 ============ */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.check-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-1);transition:var(--ease);}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.check-card.feature{border:2px solid var(--accent-coral);}
.check-card h3{display:flex;align-items:center;gap:10px;font-size:20px;margin-bottom:6px;}
.check-card .sub{font-size:13.5px;color:var(--text-400);margin-bottom:16px;}
.check-list{list-style:none;}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px;line-height:1.75;color:var(--text-600);}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.tick{flex:0 0 20px;width:20px;height:20px;border-radius:6px;background:rgba(200,241,53,.45);color:var(--brand-900);display:inline-flex;align-items:center;justify-content:center;margin-top:5px;}
.check-card.feature .tick{background:rgba(255,106,61,.16);color:#C7441C;}

/* ============ 合作方向 ============ */
.dir-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.dir-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);transition:var(--ease);display:flex;flex-direction:column;}
.dir-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.dir-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-900);}
.dir-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.dir-card:hover .thumb img{transform:scale(1.04);}
.thumb-badge{position:absolute;left:14px;top:14px;display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.92);color:var(--brand-900);font-size:12.5px;font-weight:700;}
.dir-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.dir-card h3{font-size:20px;margin-bottom:10px;}
.dir-card p{font-size:14.5px;line-height:1.8;color:var(--text-600);margin:0 0 16px;}
.dir-meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:var(--r-pill);background:var(--bg-sand);border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--brand-700);}

/* ============ 表单 ============ */
.apply-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start;}
.point-list{list-style:none;margin:22px 0 26px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--text-600);padding:10px 0;}
.point-list .tick{margin-top:4px;}
.apply-note{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--shadow-1);}
.apply-note h4{margin-bottom:10px;}
.apply-note p{font-size:14px;line-height:1.8;color:var(--text-600);margin:0;}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow-1);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-sub{font-size:13.5px;color:var(--text-400);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-900);margin-bottom:8px;}
.req{color:var(--accent-coral);margin-left:3px;}
.field input,.field select,.field textarea{width:100%;font-family:inherit;font-size:15px;color:var(--text-900);background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 14px;height:48px;transition:var(--ease);}
.field textarea{height:auto;padding:12px 14px;line-height:1.75;resize:vertical;}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%234A5652' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(28,122,102,.14);}
.field.error input,.field.error select,.field.error textarea{border-color:var(--accent-coral);}
.field .err-msg{display:none;font-size:13px;color:var(--accent-coral);margin-top:6px;}
.field.error .err-msg{display:block;}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.7;color:var(--text-600);margin:4px 0 20px;}
.check-row input{width:18px;height:18px;flex:0 0 18px;margin-top:4px;accent-color:var(--brand-500);}
.check-row a{text-decoration:underline;text-underline-offset:3px;}
.form-status{display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-md);background:rgba(200,241,53,.28);color:var(--brand-900);font-size:14px;font-weight:600;}
.form-status.show{display:block;}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:var(--ease);}
.faq-item:hover{box-shadow:var(--shadow-1);}
.faq-q{position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px 18px 22px;background:transparent;border:0;font-family:inherit;font-size:16px;font-weight:600;color:var(--text-900);text-align:left;cursor:pointer;transition:var(--ease);}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--accent-coral);opacity:0;transition:var(--ease);}
.faq-item.open .faq-q{color:var(--brand-700);}
.faq-item.open .faq-q::before{opacity:1;}
.faq-icon{flex:0 0 16px;width:16px;height:16px;background-image:linear-gradient(var(--brand-500),var(--brand-500)),linear-gradient(var(--brand-500),var(--brand-500));background-size:16px 2px,2px 16px;background-position:center,center;background-repeat:no-repeat;transition:transform var(--ease),background-image var(--ease);}
.faq-item.open .faq-icon{background-image:linear-gradient(var(--accent-coral),var(--accent-coral));background-size:16px 2px;background-position:center;background-repeat:no-repeat;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease;}
.faq-a p{padding:0 22px 20px 22px;margin:0;font-size:15px;line-height:1.85;color:var(--text-600);}

/* ============ 联系方式 ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:28px;align-items:stretch;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow-1);}
.contact-item{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px dashed var(--line);}
.contact-item:last-child{border-bottom:0;padding-bottom:0;}
.contact-ico{flex:0 0 38px;width:38px;height:38px;border-radius:10px;background:rgba(28,122,102,.1);color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;}
.contact-item .k{font-size:13px;color:var(--text-400);margin-bottom:2px;}
.contact-item .v{font-size:15.5px;font-weight:600;color:var(--text-900);word-break:break-all;}
.map-slot{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:320px;background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;}
.map-slot::after{content:"";position:absolute;inset:0;background:linear-gradient(130deg,rgba(11,58,49,.86),rgba(11,58,49,.38));}
.map-inner{position:relative;z-index:2;height:100%;min-height:320px;display:flex;flex-direction:column;justify-content:flex-end;padding:30px;color:#fff;}
.map-inner h3{color:#fff;font-size:21px;margin-bottom:8px;}
.map-inner p{color:rgba(255,255,255,.8);font-size:14.5px;margin:0 0 18px;max-width:360px;}
.map-pin{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;height:34px;padding:0 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);font-size:13px;font-weight:600;color:#fff;}

/* ============ 底部 CTA 条 ============ */
.cta-bar{background:var(--brand-900);color:#fff;border-radius:var(--r-xl);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--shadow-2);}
.cta-bar h3{color:#fff;font-size:24px;margin-bottom:8px;}
.cta-bar p{color:rgba(255,255,255,.74);font-size:15px;margin:0;}
.cta-bar .btn-coral{flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.15fr;gap:32px;padding-bottom:44px;}
.footer-grid::before{content:"";grid-column:1/-1;width:56px;height:6px;border-radius:3px;background:var(--accent-lime);margin-bottom:4px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:26px;height:26px;flex:0 0 26px;border-radius:8px;background:rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;}
.footer-brand .brand-name{font-size:17px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.footer-brand .accent{color:var(--accent-lime);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:14px;color:rgba(255,255,255,.72);margin:0 0 10px;line-height:1.7;}
.footer-col p b{color:#fff;font-weight:600;margin-right:4px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55);}
.footer-bottom a{color:rgba(255,255,255,.75);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:991.98px){
  .header-inner{height:60px;}
  .nav-toggle{display:flex;}
  .nav-menu-wrap{display:none;position:absolute;left:-16px;right:-16px;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-1);padding:10px 20px 22px;flex-direction:column;align-items:stretch;gap:0;}
  .nav-menu-wrap.show{display:flex;}
  .main-nav{flex-direction:column;align-items:stretch;gap:0;}
  .main-nav a{padding:14px 2px;border-bottom:1px dashed var(--line);border-radius:0;background:transparent;}
  .main-nav a.active{background:transparent;}
  .main-nav a.active::after{display:none;}
  .header-tools{margin:16px 0 0;flex-direction:column;align-items:stretch;gap:12px;}
  .search-box{height:46px;}
  .search-box input{width:100%;}
  .section{padding:64px 0;}
  .flow{grid-template-columns:1fr 1fr;}
  .check-grid{grid-template-columns:1fr;}
  .dir-grid{grid-template-columns:1fr 1fr;}
  .apply-grid{grid-template-columns:1fr;gap:28px;}
  .contact-grid{grid-template-columns:1fr;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .page-hero{padding:32px 0 30px;}
  .section{padding:40px 0;}
  .flow{grid-template-columns:1fr;}
  .dir-grid{grid-template-columns:1fr;}
  .check-card,.form-card,.contact-card,.apply-note{padding:22px 20px;}
  .cta-bar{border-radius:var(--r-lg);}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px 18px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-bottom{justify-content:center;text-align:center;}
  .btn{width:100%;}
  .btn.btn-fixed{width:auto;}
}
@media (max-width:420px){
  .footer-grid{grid-template-columns:1fr;}
}