/* roulang page: index */
:root{
  --ink:#12211f;
  --ink-soft:#52645f;
  --brand:#0f3d3e;
  --brand-2:#1c6b5f;
  --accent:#e07a3f;
  --accent-soft:#fdeee4;
  --bg:#f6f7f4;
  --surface:#ffffff;
  --line:#e2e6df;
  --radius:16px;
  --radius-lg:22px;
  --shadow:0 12px 32px rgba(15,61,62,.09);
  --shadow-sm:0 4px 14px rgba(15,61,62,.07);
  --space:1rem;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0 0 .55em;font-weight:700;line-height:1.32;color:var(--ink);}
h1{font-size:clamp(26px,3.6vw,42px);letter-spacing:-.4px;}
h2{font-size:clamp(22px,2.6vw,30px);letter-spacing:-.2px;}
h3{font-size:19px;}
h4{font-size:16px;}
p{margin:0 0 1em;}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
li{margin-bottom:.35em;}
button,input,select,textarea{font:inherit;}
button{cursor:pointer;}
:focus-visible{outline:3px solid rgba(28,107,95,.45);outline-offset:2px;}

.site-container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:18px;min-height:66px;padding:10px 0;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;flex:none;letter-spacing:.5px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--ink-soft);font-weight:400;letter-spacing:.4px;}
.site-nav{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap;}
.nav-link{padding:8px 15px;border-radius:999px;color:var(--ink-soft);font-size:15px;font-weight:500;transition:background .2s ease,color .2s ease,transform .2s ease;white-space:nowrap;}
.nav-link:hover{background:#eef3ee;color:var(--brand);transform:translateY(-1px);}
.nav-link.is-active{background:var(--brand);color:#fff;}
.nav-cta{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;box-shadow:0 6px 16px rgba(224,122,63,.28);transition:transform .2s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap;}
.nav-cta:hover{background:#cf6a31;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(224,122,63,.34);}

/* ===== Progress rail ===== */
.progress-rail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:0 0 14px;}
.progress-step{display:flex;align-items:center;gap:9px;padding:7px 12px;border-radius:11px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-soft);transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;min-width:0;}
.progress-step span.step-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.progress-step:hover{border-color:#b9d4c7;color:var(--brand);box-shadow:var(--shadow-sm);}
.step-num{flex:none;width:21px;height:21px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:600;display:grid;place-items:center;}

/* ===== Hero ===== */
.hero{padding:52px 0 44px;background:radial-gradient(1100px 380px at 12% -10%,#e7f0e8 0%,rgba(246,247,244,0) 62%);}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:#e8f1ea;color:var(--brand-2);font-size:13px;font-weight:600;letter-spacing:.3px;margin-bottom:18px;}
.hero-title{margin-bottom:18px;max-width:940px;}
.hero-lead{max-width:880px;color:var(--ink-soft);font-size:16px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 34px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:12px;font-size:15.5px;font-weight:600;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(15,61,62,.22);}
.btn-primary:hover{background:#0c3233;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,61,62,.28);}
.btn-ghost{background:#fff;color:var(--brand);border-color:#cfdcd3;}
.btn-ghost:hover{background:#eef3ee;color:var(--brand);border-color:#b9d4c7;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{background:#f1f6f2;color:var(--brand);transform:translateY(-2px);}

.demo-window{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;}
.demo-bar{display:flex;align-items:center;gap:8px;padding:12px 18px;background:#f0f3ee;border-bottom:1px solid var(--line);font-size:13px;color:var(--ink-soft);}
.demo-dot{width:10px;height:10px;border-radius:50%;background:#cfd9cf;flex:none;}
.demo-bar-title{margin-left:8px;font-weight:600;color:var(--brand);}
.demo-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;padding:26px;}
.demo-col-title{font-size:13.5px;font-weight:700;color:var(--brand-2);letter-spacing:.5px;margin-bottom:14px;text-transform:none;}
.demo-step{display:flex;gap:12px;padding:12px 14px;border-radius:12px;background:#f7f9f5;border:1px solid #e9eee6;margin-bottom:10px;min-width:0;}
.demo-step:last-child{margin-bottom:0;}
.demo-step b{display:block;font-size:14.5px;color:var(--ink);}
.demo-step small{display:block;font-size:13px;color:var(--ink-soft);line-height:1.6;}
.demo-idx{flex:none;width:26px;height:26px;border-radius:8px;background:var(--brand);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;}
.check-item{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-soft);padding:9px 0;border-bottom:1px dashed var(--line);}
.check-item:last-child{border-bottom:none;}
.check-item i{color:var(--brand-2);font-size:13px;margin-top:5px;flex:none;}
.demo-note{padding:14px 26px;background:#f7f9f5;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink-soft);}

/* ===== Download ===== */
.download-strip{background:linear-gradient(120deg,#0f3d3e 0%,#174f4a 55%,#1c6b5f 100%);color:#fff;padding:44px 0;}
.dl-head{max-width:720px;margin-bottom:26px;}
.dl-head h2{color:#fff;}
.dl-head p{color:rgba(255,255,255,.78);margin:0;font-size:15px;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.dl-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0;transition:background .2s ease,transform .2s ease;}
.dl-card:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.dl-card h3{color:#fff;font-size:17px;margin:0;display:flex;align-items:center;gap:8px;}
.dl-card p{color:rgba(255,255,255,.72);font-size:13.5px;margin:0 0 6px;line-height:1.65;}
.dl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;color:var(--brand);border-radius:10px;padding:11px 16px;font-size:14.5px;font-weight:700;margin-top:auto;transition:transform .2s ease,box-shadow .2s ease;}
.dl-btn:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.25);}

/* ===== Sections ===== */
.section{padding:66px 0;}
.section-alt{background:var(--surface);}
.section-head{max-width:780px;margin-bottom:34px;}
.section-title{margin-bottom:12px;}
.section-lead{color:var(--ink-soft);margin:0;font-size:15.5px;}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.kpi-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;transition:transform .2s ease,box-shadow .2s ease;min-width:0;}
.kpi-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.kpi-num{font-size:34px;font-weight:800;color:var(--brand);line-height:1.1;letter-spacing:-1px;}
.kpi-label{font-size:15px;font-weight:600;margin:6px 0 6px;}
.kpi-desc{font-size:13.5px;color:var(--ink-soft);margin:0;line-height:1.65;}

/* Pain */
.pain-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.pain-item{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0;transition:box-shadow .2s ease,border-color .2s ease;}
.pain-item:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);}
.pain-idx{flex:none;width:34px;height:34px;border-radius:10px;background:var(--accent-soft);color:var(--accent);font-weight:700;display:grid;place-items:center;}
.pain-item h3{font-size:15.5px;margin-bottom:6px;}
.pain-item p{font-size:14px;color:var(--ink-soft);margin:0;}
.pain-solve{display:inline-block;margin-top:8px;font-size:13.5px;color:var(--brand-2);font-weight:600;}

/* Matrix */
.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.matrix-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0d5;}
.matrix-icon{width:42px;height:42px;border-radius:12px;background:#e8f1ea;color:var(--brand-2);display:grid;place-items:center;font-size:18px;margin-bottom:14px;}
.matrix-card h3{font-size:16.5px;margin-bottom:8px;}
.matrix-card p{font-size:14px;color:var(--ink-soft);margin:0;line-height:1.72;}

/* Flow */
.flow-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;position:relative;min-width:0;}
.flow-step .flow-num{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:1px;margin-bottom:10px;display:block;}
.flow-step h3{font-size:16.5px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--ink-soft);margin:0;}

/* Compare */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.compare-col{border-radius:18px;padding:24px;border:1px solid var(--line);background:#fff;min-width:0;}
.compare-col h3{font-size:16.5px;margin-bottom:14px;}
.compare-col ul{list-style:none;padding:0;margin:0;}
.compare-col li{font-size:14px;color:var(--ink-soft);padding:9px 0 9px 24px;position:relative;border-bottom:1px dashed var(--line);}
.compare-col li:last-child{border-bottom:none;}
.compare-col li::before{content:"\f00d";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:10px;font-size:12px;color:#c3a49a;}
.compare-col.is-after{background:var(--brand);border-color:transparent;color:#fff;box-shadow:0 16px 36px rgba(15,61,62,.22);}
.compare-col.is-after h3{color:#fff;}
.compare-col.is-after li{color:rgba(255,255,255,.86);border-bottom-color:rgba(255,255,255,.16);}
.compare-col.is-after li::before{content:"\f00c";color:#7fd3b6;}

/* Spec */
.spec-list{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;}
.spec-row{display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;padding:16px 24px;border-bottom:1px solid var(--line);align-items:start;}
.spec-row:last-child{border-bottom:none;}
.spec-key{font-weight:700;color:var(--brand);font-size:14.5px;}
.spec-val{font-size:14px;color:var(--ink-soft);margin:0;}

/* Scene */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0;transition:border-color .2s ease,box-shadow .2s ease;}
.scene-card:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);}
.scene-card h3{font-size:15.5px;margin-bottom:8px;}
.scene-card p{font-size:13.5px;color:var(--ink-soft);margin:0 0 8px;}
.scene-tag{display:inline-block;font-size:12px;font-weight:600;color:var(--brand-2);background:#eef4ef;border-radius:999px;padding:3px 10px;}

/* Timeline */
.timeline{position:relative;padding-left:30px;max-width:900px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--brand-2),#d8e5dc);}
.timeline-item{position:relative;padding:0 0 26px 10px;min-width:0;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{content:"";position:absolute;left:-28px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--brand-2);}
.timeline-item h3{font-size:16.5px;margin-bottom:6px;}
.timeline-item p{font-size:14px;color:var(--ink-soft);margin:0;}

/* Category entry */
.cat-entry{display:flex;align-items:center;justify-content:space-between;gap:22px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;flex-wrap:wrap;box-shadow:var(--shadow-sm);}
.cat-entry h3{font-size:18px;margin-bottom:6px;}
.cat-entry p{font-size:14px;color:var(--ink-soft);margin:0;max-width:640px;}
.cat-link{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:11px;background:var(--brand);color:#fff;font-weight:600;font-size:14.5px;transition:transform .2s ease,box-shadow .2s ease;}
.cat-link:hover{color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(15,61,62,.25);}

/* News */
.news-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:24px;align-items:start;}
.news-list{display:flex;flex-direction:column;gap:12px;}
.news-item{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;}
.news-item:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.news-title{font-size:16.5px;font-weight:700;color:var(--ink);margin:0 0 6px;}
.news-excerpt{font-size:14px;color:var(--ink-soft);margin:0 0 8px;line-height:1.7;}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#8ba09a;}
.news-side{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0;}
.news-side h3{font-size:15.5px;margin-bottom:10px;}
.side-item{display:block;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink);transition:color .2s ease;}
.side-item:last-child{border-bottom:none;}
.side-item:hover{color:var(--brand-2);}
.side-meta{display:block;font-size:12px;color:#8ba09a;margin-top:3px;}
.empty-note{background:#fff;border:1px dashed var(--line);border-radius:14px;padding:26px;text-align:center;color:var(--ink-soft);font-size:14.5px;margin:0;}
.more-link{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:14.5px;font-weight:600;color:var(--brand-2);}
.more-link:hover{color:var(--brand);}

/* Trust */
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.trust-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;min-width:0;}
.trust-card i{font-size:18px;color:var(--brand-2);margin-bottom:12px;display:block;}
.trust-card h3{font-size:15.5px;margin-bottom:6px;}
.trust-card p{font-size:13.5px;color:var(--ink-soft);margin:0;line-height:1.68;}

/* FAQ */
.faq-list{max-width:920px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);}
.faq-q{font-size:15.5px;font-weight:700;color:var(--ink);margin:0 0 8px;display:flex;gap:10px;}
.faq-q span{color:var(--accent);flex:none;}
.faq-a{font-size:14.5px;color:var(--ink-soft);margin:0;line-height:1.78;}

/* Final CTA */
.final-cta{background:linear-gradient(120deg,#0f3d3e,#1c6b5f);color:#fff;border-radius:24px;padding:46px;text-align:center;}
.final-cta h2{color:#fff;margin-bottom:12px;}
.final-cta p{color:rgba(255,255,255,.82);max-width:680px;margin:0 auto 24px;font-size:15px;}
.final-cta .btn-light{box-shadow:0 12px 26px rgba(0,0,0,.22);}

/* Footer */
.site-footer{background:#0d1f1e;color:#c2d2cd;padding:52px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:linear-gradient(140deg,#1c6b5f,#2f8a76);}
.footer-brand-name{color:#fff;font-size:16px;font-weight:700;}
.footer-desc{font-size:13.5px;color:#93a9a3;line-height:1.8;margin:0;max-width:420px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-link{display:block;color:#c2d2cd;font-size:14px;padding:5px 0;transition:color .2s ease,padding-left .2s ease;}
.footer-link:hover{color:#fff;padding-left:4px;}
.friend-links{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:22px;}
.friend-links h4{color:#fff;font-size:15px;margin-bottom:10px;}
.friend-links-body{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14px;}
.friend-links-body a{color:#a9c0ba;transition:color .2s ease;}
.friend-links-body a:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:22px;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#829a94;}
.footer-bottom span{line-height:1.7;}

/* Responsive */
@media (max-width:1024px){
  .matrix-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:minmax(0,1fr);}
  .hero{padding:44px 0 36px;}
}
@media (max-width:768px){
  .section{padding:46px 0;}
  .header-inner{gap:10px;}
  .site-nav{margin-left:0;width:100%;overflow-x:auto;padding-bottom:2px;}
  .nav-link,.nav-cta{flex:none;}
  .progress-rail{grid-template-columns:repeat(2,minmax(0,1fr));}
  .demo-body{grid-template-columns:minmax(0,1fr);gap:20px;padding:20px;}
  .demo-note{padding:12px 20px;}
  .pain-grid{grid-template-columns:minmax(0,1fr);}
  .compare-grid{grid-template-columns:minmax(0,1fr);}
  .flow-steps{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
  .final-cta{padding:34px 24px;}
  .cat-entry{padding:22px;}
}
@media (max-width:520px){
  body{font-size:15.5px;}
  .site-container{padding-left:16px;padding-right:16px;}
  .dl-grid{grid-template-columns:minmax(0,1fr);}
  .kpi-grid{grid-template-columns:minmax(0,1fr);}
  .matrix-grid{grid-template-columns:minmax(0,1fr);}
  .scene-grid{grid-template-columns:minmax(0,1fr);}
  .trust-grid{grid-template-columns:minmax(0,1fr);}
  .progress-rail{grid-template-columns:minmax(0,1fr);}
  .spec-row{grid-template-columns:minmax(0,1fr);gap:4px;padding:14px 18px;}
  .btn{width:100%;}
  .hero-actions{gap:10px;}
  .final-cta{padding:28px 18px;border-radius:18px;}
}

/* roulang page: article */
:root{
  --ink:#12211f;
  --ink-soft:#52645f;
  --brand:#0f3d3e;
  --brand-2:#1c6b5f;
  --accent:#e07a3f;
  --accent-soft:#fdeee4;
  --bg:#f6f7f4;
  --surface:#ffffff;
  --line:#e2e6df;
  --radius:16px;
  --radius-lg:22px;
  --shadow:0 12px 32px rgba(15,61,62,.09);
  --shadow-sm:0 4px 14px rgba(15,61,62,.07);
  --space:1rem;
}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;height:auto;display:block;}
button,input,select,textarea{font:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.35;margin:0;}
p{margin:0 0 1em;}
.site-container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:18px;min-height:66px;padding:10px 0;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;flex:none;letter-spacing:.5px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--ink-soft);font-weight:400;letter-spacing:.4px;}
.site-nav{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap;}
.nav-link{padding:8px 15px;border-radius:999px;color:var(--ink-soft);font-size:15px;font-weight:500;transition:background .2s ease,color .2s ease,transform .2s ease;white-space:nowrap;}
.nav-link:hover{background:#eef3ee;color:var(--brand);transform:translateY(-1px);}
.nav-link.is-active{background:var(--brand);color:#fff;}
.nav-cta{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;box-shadow:0 6px 16px rgba(224,122,63,.28);transition:transform .2s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap;}
.nav-cta:hover{background:#cf6a31;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(224,122,63,.34);}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:12px;font-size:15.5px;font-weight:600;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(15,61,62,.22);}
.btn-primary:hover{background:#0c3233;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,61,62,.28);}
.btn-ghost{background:#fff;color:var(--brand);border-color:#cfdcd3;}
.btn-ghost:hover{background:#eef3ee;color:var(--brand);border-color:#b9d4c7;transform:translateY(-2px);}

/* ===== Article hero ===== */
.page-main{padding:26px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);margin-bottom:16px;}
.crumb a{color:var(--ink-soft);}
.crumb a:hover{color:var(--brand);}
.crumb i{font-size:10px;opacity:.6;}
.article-hero{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#0f3d3e 0%,#1a5a54 58%,#1c6b5f 100%);
  color:#fff;
  padding:44px 42px 40px;
  box-shadow:var(--shadow);
}
.article-hero::after{
  content:"";
  position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,122,63,.42),rgba(224,122,63,0) 68%);
  pointer-events:none;
}
.article-hero-inner{position:relative;z-index:2;max-width:860px;min-width:0;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.14);color:#dff0e8;font-size:13px;font-weight:600;letter-spacing:.3px;margin-bottom:16px;}
.article-title{color:#fff;font-size:34px;line-height:1.34;margin:0 0 16px;letter-spacing:.3px;word-break:normal;}
.article-summary{color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.85;margin:0 0 22px;}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;}
.meta-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#e9f4ee;font-size:13px;}
.meta-chip i{font-size:12px;opacity:.85;}

/* ===== Layout ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:26px;align-items:start;padding:30px 0 10px;}
.article-paper{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px 40px;box-shadow:var(--shadow-sm);min-width:0;}
.paper-title{font-size:20px;margin:0 0 18px;padding-bottom:12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;}
.paper-title i{color:var(--accent);font-size:16px;}

/* CMS 正文 */
.prose{font-size:16px;line-height:1.92;color:var(--ink);word-break:normal;overflow-wrap:break-word;}
.prose h2{font-size:21px;margin:34px 0 14px;padding-left:12px;border-left:4px solid var(--accent);line-height:1.45;}
.prose h3{font-size:17.5px;margin:26px 0 10px;color:var(--brand-2);}
.prose h4{font-size:16px;margin:20px 0 8px;color:var(--brand);}
.prose p{margin:0 0 16px;}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px;}
.prose li{margin-bottom:8px;}
.prose img{max-width:100%;height:auto;border-radius:12px;margin:16px 0;}
.prose blockquote{margin:20px 0;padding:14px 18px;background:#f1f6f2;border-left:4px solid var(--brand-2);border-radius:0 10px 10px 0;color:var(--ink-soft);}
.prose blockquote p:last-child{margin-bottom:0;}
.prose table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:18px 0;font-size:14.5px;}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;white-space:nowrap;}
.prose th{background:#f1f6f2;font-weight:700;}
.prose a{color:var(--brand-2);text-decoration:underline;}
.prose strong{color:var(--brand);}
.prose code{background:#eef3ee;padding:2px 6px;border-radius:6px;font-size:14px;}
.article-empty{text-align:center;padding:30px 0;}
.article-empty p{color:var(--ink-soft);font-size:16px;margin-bottom:18px;}

/* ===== Sidebar ===== */
.side-col{display:flex;flex-direction:column;gap:18px;position:sticky;top:88px;min-width:0;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);min-width:0;}
.side-card h3{font-size:15px;margin:0 0 14px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--accent);font-size:14px;}
.info-row{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--ink-soft);padding:9px 0;border-bottom:1px dashed var(--line);}
.info-row:last-child{border-bottom:none;}
.info-row span:last-child{color:var(--ink);font-weight:600;text-align:right;min-width:0;overflow-wrap:break-word;}
.side-link{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 14px;border-radius:11px;background:#f1f6f2;color:var(--brand);font-size:14px;font-weight:600;transition:background .2s ease,transform .2s ease;}
.side-link:hover{background:#e5efe7;color:var(--brand);transform:translateX(2px);}
.side-dl{display:flex;flex-direction:column;gap:9px;}
.side-dl a{display:flex;align-items:center;gap:9px;padding:10px 14px;border-radius:11px;border:1px solid #cfdcd3;background:#fff;color:var(--brand);font-size:14px;font-weight:600;transition:background .2s ease,border-color .2s ease,transform .2s ease;}
.side-dl a:hover{background:#eef3ee;border-color:#b9d4c7;transform:translateY(-1px);}
.side-note{background:#fdf4ee;border:1px solid #f6dcc9;border-radius:var(--radius);padding:18px;font-size:13.5px;color:#8a4c25;line-height:1.8;}
.side-note strong{color:#a1531f;display:block;margin-bottom:6px;font-size:14px;}

/* ===== Sections ===== */
.section{padding:62px 0;}
.section-alt{background:var(--surface);}
.section-head{max-width:780px;margin-bottom:32px;}
.section-title{font-size:26px;margin-bottom:12px;}
.section-lead{color:var(--ink-soft);margin:0;font-size:15.5px;}
.point-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.point-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe0d5;}
.point-num{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;background:#e8f1ea;color:var(--brand-2);font-weight:700;font-size:14px;margin-bottom:12px;}
.point-card h3{font-size:16px;margin:0 0 8px;}
.point-card p{font-size:14.2px;color:var(--ink-soft);margin:0;line-height:1.85;}
.notice-bar{display:flex;gap:16px;align-items:flex-start;background:#fff8f2;border:1px solid #f6dcc9;border-radius:var(--radius);padding:22px 24px;min-width:0;}
.notice-bar i{font-size:20px;color:var(--accent);flex:none;margin-top:3px;}
.notice-bar h3{font-size:15.5px;margin:0 0 6px;}
.notice-bar p{font-size:14px;color:#7b5a41;margin:0;line-height:1.85;}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;}
.faq-item:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:600;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:14px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--brand-2);font-size:13px;transition:transform .25s ease;flex:none;}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--ink-soft);line-height:1.9;}
.faq-body p:last-child{margin-bottom:0;}

/* Download panel */
.dl-panel{background:linear-gradient(135deg,#0f3d3e,#1c6b5f);border-radius:var(--radius-lg);padding:40px;color:#fff;box-shadow:var(--shadow);}
.dl-panel-head{max-width:720px;margin-bottom:26px;}
.dl-panel-head h2{color:#fff;font-size:25px;margin:0 0 10px;}
.dl-panel-head p{color:rgba(255,255,255,.78);font-size:14.8px;margin:0;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.dl-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0;transition:background .2s ease,transform .2s ease;}
.dl-card:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.dl-card h3{color:#fff;font-size:16.5px;margin:0;display:flex;align-items:center;gap:8px;}
.dl-card p{color:rgba(255,255,255,.72);font-size:13.5px;margin:0 0 6px;line-height:1.7;}
.dl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;color:var(--brand);border-radius:10px;padding:11px 16px;font-size:14.5px;font-weight:700;margin-top:auto;transition:transform .2s ease,box-shadow .2s ease;}
.dl-btn:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.25);}

/* channel entry */
.channel-card{display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow-sm);min-width:0;}
.channel-card h3{font-size:17px;margin:0 0 6px;}
.channel-card p{font-size:14px;color:var(--ink-soft);margin:0;}

/* disclaimer */
.disclaimer{background:#f1f6f2;border:1px solid #dbe7dd;border-radius:var(--radius);padding:22px 24px;font-size:13.8px;color:var(--ink-soft);line-height:1.9;}
.disclaimer strong{color:var(--brand);}

/* ===== Footer ===== */
.site-footer{background:#0f2b2a;color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:40px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;}
.footer-col{min-width:0;}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand-name{color:#fff;font-size:16.5px;font-weight:700;}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6);margin:0;}
.footer-link{display:block;font-size:14px;color:rgba(255,255,255,.68);padding:6px 0;transition:color .2s ease,transform .2s ease;}
.footer-link:hover{color:#fff;transform:translateX(2px);}
.friend-links{margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);}
.friend-links h4{color:#fff;font-size:14.5px;margin:0 0 12px;}
.friend-links-body{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px;line-height:1.9;}
.friend-links-body a{color:rgba(255,255,255,.66);}
.friend-links-body a:hover{color:#fff;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:12.8px;color:rgba(255,255,255,.5);}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-hero{padding:36px 30px 32px;}
  .article-title{font-size:28px;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:24px;}
}
@media (max-width:768px){
  .section{padding:48px 0;}
  .article-paper{padding:26px 22px;}
  .article-hero{padding:30px 22px 28px;}
  .article-title{font-size:24px;}
  .point-grid{grid-template-columns:minmax(0,1fr);}
  .side-col{grid-template-columns:minmax(0,1fr);}
  .dl-panel{padding:28px 22px;}
  .dl-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .section-title{font-size:22px;}
  .header-inner{gap:10px;}
  .site-nav{margin-left:0;width:100%;justify-content:flex-start;}
  .nav-link,.nav-cta{padding:8px 14px;font-size:14px;}
}
@media (max-width:520px){
  .article-title{font-size:21px;}
  .article-summary{font-size:14.5px;}
  .article-paper{padding:22px 16px;}
  .paper-title{font-size:18px;}
  .prose{font-size:15.3px;}
  .prose h2{font-size:18.5px;}
  .prose h3{font-size:16.5px;}
  .btn{width:100%;}
  .channel-card{padding:20px 18px;}
  .brand-sub{display:none;}
}

/* roulang page: category1 */
:root{
  --ink:#12211f;
  --ink-soft:#52645f;
  --brand:#0f3d3e;
  --brand-2:#1c6b5f;
  --accent:#e07a3f;
  --accent-soft:#fdeee4;
  --bg:#f6f7f4;
  --surface:#ffffff;
  --line:#e2e6df;
  --radius:16px;
  --radius-lg:22px;
  --shadow:0 12px 32px rgba(15,61,62,.09);
  --shadow-sm:0 4px 14px rgba(15,61,62,.07);
  --space:1rem;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.34;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
h1{font-size:clamp(1.62rem,3.1vw,2.45rem);}
h2{font-size:clamp(1.28rem,2.3vw,1.78rem);}
h3{font-size:1.06rem;}
h4{font-size:.98rem;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1em;padding-left:1.15em;}
li{margin-bottom:.35em;}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;height:auto;display:block;}
button,input,select,textarea{font:inherit;}
button{cursor:pointer;}
[id]{scroll-margin-top:104px;}
.site-container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:18px;min-height:66px;padding:10px 0;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;flex:none;letter-spacing:.5px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);}
.brand-sub{font-size:11.5px;color:var(--ink-soft);font-weight:400;letter-spacing:.4px;}
.site-nav{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap;}
.nav-link{padding:8px 15px;border-radius:999px;color:var(--ink-soft);font-size:15px;font-weight:500;transition:background .2s ease,color .2s ease,transform .2s ease;white-space:nowrap;}
.nav-link:hover{background:#eef3ee;color:var(--brand);transform:translateY(-1px);}
.nav-link.is-active{background:var(--brand);color:#fff;}
.nav-cta{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;box-shadow:0 6px 16px rgba(224,122,63,.28);transition:transform .2s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap;}
.nav-cta:hover{background:#cf6a31;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(224,122,63,.34);}
.progress-rail{display:flex;align-items:center;gap:8px;padding:0 0 12px;overflow-x:auto;scrollbar-width:thin;}
.progress-step{display:inline-flex;align-items:center;gap:8px;padding:6px 14px 6px 6px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-soft);white-space:nowrap;transition:border-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;}
.progress-step:hover{border-color:#bcd6c8;color:var(--brand);box-shadow:var(--shadow-sm);transform:translateY(-1px);}
.step-num{width:22px;height:22px;border-radius:50%;background:#e8f1ea;color:var(--brand-2);display:grid;place-items:center;font-size:12px;font-weight:700;flex:none;}
.step-label{font-weight:500;}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:12px;font-size:15.5px;font-weight:600;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;}
.btn:focus-visible{outline:3px solid rgba(224,122,63,.45);outline-offset:2px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(15,61,62,.22);}
.btn-primary:hover{background:#0c3233;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,61,62,.28);}
.btn-ghost{background:#fff;color:var(--brand);border-color:#cfdcd3;}
.btn-ghost:hover{background:#eef3ee;color:var(--brand);border-color:#b9d4c7;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{background:#f1f6f2;color:var(--brand);transform:translateY(-2px);}

/* ===== Hero ===== */
.page-hero{padding:48px 0 52px;background:radial-gradient(1000px 360px at 10% -12%,#e7f0e8 0%,rgba(246,247,244,0) 62%);border-bottom:1px solid var(--line);}
.hero-split{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:40px;align-items:start;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:#e8f1ea;color:var(--brand-2);font-size:13px;font-weight:600;letter-spacing:.3px;margin-bottom:18px;}
.hero-title{margin-bottom:16px;}
.hero-lead{max-width:660px;color:var(--ink-soft);font-size:16px;margin:0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px;min-width:0;}
.panel-title{font-size:14.5px;font-weight:700;color:var(--brand);margin:0 0 14px;display:flex;align-items:center;gap:8px;}
.panel-title i{color:var(--brand-2);font-size:14px;}
.check-item{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-soft);padding:10px 0;border-bottom:1px dashed var(--line);}
.check-item:last-child{border-bottom:none;}
.check-item i{color:var(--brand-2);font-size:13px;margin-top:5px;flex:none;}
.panel-note{margin-top:16px;padding:12px 14px;border-radius:12px;background:var(--accent-soft);color:#9a4a1c;font-size:13px;line-height:1.7;}

/* ===== Sections ===== */
.section{padding:64px 0;}
.section-alt{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:32px;}
.section-title{margin-bottom:12px;}
.section-lead{color:var(--ink-soft);margin:0;font-size:15.5px;}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.2px;color:var(--brand-2);text-transform:uppercase;margin-bottom:10px;}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.kpi-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.kpi-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe0d5;}
.kpi-icon{width:38px;height:38px;border-radius:11px;background:#e8f1ea;color:var(--brand-2);display:grid;place-items:center;font-size:15px;margin-bottom:14px;}
.kpi-card h3{font-size:15.5px;margin-bottom:8px;}
.kpi-card p{font-size:14px;color:var(--ink-soft);margin:0;}

/* Feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe0d5;}
.feature-icon{width:40px;height:40px;border-radius:12px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-size:15px;margin-bottom:16px;}
.feature-card h3{font-size:16px;margin-bottom:9px;}
.feature-card p{font-size:14.2px;color:var(--ink-soft);margin:0;}
.feature-order{display:inline-block;font-size:12px;font-weight:700;color:var(--brand-2);background:#eef3ee;border-radius:999px;padding:2px 10px;margin-bottom:10px;letter-spacing:.5px;}

/* Split */
.split-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.split-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;min-width:0;box-shadow:var(--shadow-sm);}
.split-col h3{display:flex;align-items:center;gap:10px;font-size:17px;margin-bottom:16px;}
.split-col h3 i{color:var(--brand-2);font-size:15px;}
.text-list{list-style:none;padding:0;margin:0;}
.text-list li{position:relative;padding-left:20px;font-size:14.3px;color:var(--ink-soft);margin-bottom:12px;line-height:1.75;}
.text-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--accent);}
.text-list li strong{color:var(--ink);font-weight:600;}

/* Scene */
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;min-width:0;display:flex;gap:16px;transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;}
.scene-card:hover{box-shadow:var(--shadow);border-color:#cfe0d5;transform:translateY(-2px);}
.scene-badge{width:44px;height:44px;border-radius:13px;background:var(--accent-soft);color:#a9531f;display:grid;place-items:center;font-size:16px;flex:none;}
.scene-card h3{font-size:15.8px;margin-bottom:7px;}
.scene-card p{font-size:14.2px;color:var(--ink-soft);margin:0;}

/* Indicator */
.indicator-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.indicator-item{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand-2);border-radius:14px;padding:20px 22px;min-width:0;transition:box-shadow .2s ease;}
.indicator-item:hover{box-shadow:var(--shadow-sm);}
.indicator-item h3{font-size:15.5px;margin-bottom:7px;}
.indicator-item p{font-size:14.2px;color:var(--ink-soft);margin:0;}

/* Flow */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;min-width:0;position:relative;transition:transform .2s ease,box-shadow .2s ease;}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.flow-num{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:700;margin-bottom:14px;}
.flow-step h3{font-size:15.5px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--ink-soft);margin:0;}

/* FAQ */
.faq-list{max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:2px 22px;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:#cfe0d5;box-shadow:var(--shadow-sm);}
.faq-item summary{position:relative;cursor:pointer;list-style:none;padding:17px 34px 17px 0;font-weight:600;font-size:15.5px;color:var(--ink);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:20px;line-height:1;color:var(--brand-2);font-weight:400;}
.faq-item[open] summary::after{content:"−";}
.faq-answer{padding:0 0 18px;font-size:14.5px;color:var(--ink-soft);border-top:1px dashed var(--line);padding-top:14px;}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;min-width:0;color:inherit;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe0d5;color:inherit;}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;min-height:0;}
.news-tag{display:inline-block;font-size:12px;font-weight:600;color:var(--brand-2);background:#eef3ee;border-radius:999px;padding:3px 11px;}
.news-title{font-size:15.6px;line-height:1.55;margin:0 0 10px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-summary{font-size:13.8px;color:var(--ink-soft);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:7px;}
.news-card:hover .news-more{color:#c25f27;}
.empty-tip{font-size:14.5px;color:var(--ink-soft);background:#fff;border:1px dashed var(--line);border-radius:14px;padding:22px;text-align:center;margin:0;}

/* Download */
.download-band{background:linear-gradient(150deg,var(--brand) 0%,#0a2f30 58%,#175a52 100%);border-radius:var(--radius-lg);padding:40px;color:#fff;box-shadow:var(--shadow);}
.download-head{display:flex;flex-wrap:wrap;gap:18px;align-items:flex-end;justify-content:space-between;margin-bottom:26px;}
.download-head h2{color:#fff;margin:0 0 8px;}
.download-head p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0;max-width:620px;}
.download-note{font-size:13px;color:rgba(255,255,255,.62);margin-top:6px;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.dl-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0;transition:background .2s ease,transform .2s ease;}
.dl-card:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.dl-card h3{color:#fff;font-size:17px;margin:0;display:flex;align-items:center;gap:8px;}
.dl-card p{color:rgba(255,255,255,.72);font-size:13.5px;margin:0 0 6px;line-height:1.65;}
.dl-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;color:var(--brand);border-radius:10px;padding:11px 16px;font-size:14.5px;font-weight:700;margin-top:auto;transition:transform .2s ease,box-shadow .2s ease;}
.dl-btn:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.25);}
.dl-btn:focus-visible{outline:3px solid rgba(255,255,255,.7);outline-offset:2px;}

/* ===== Footer ===== */
.site-footer{background:#0d2a2b;color:rgba(255,255,255,.78);padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;}
.footer-col{min-width:0;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand-name{color:#fff;font-size:17px;font-weight:700;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin:0;}
.footer-col h4{color:#fff;font-size:14.5px;margin:0 0 14px;letter-spacing:.5px;}
.footer-link{display:block;color:rgba(255,255,255,.7);font-size:14px;padding:5px 0;transition:color .2s ease,transform .2s ease;}
.footer-link:hover{color:#fff;transform:translateX(3px);}
.friend-links{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);}
.friend-links h4{color:#fff;font-size:14.5px;margin-bottom:12px;}
.friend-links-body{display:flex;flex-wrap:wrap;gap:10px 18px;}
.friend-links-body a{color:rgba(255,255,255,.7);font-size:13.5px;}
.friend-links-body a:hover{color:#fff;}
.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .hero-split{grid-template-columns:1fr;gap:28px;}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .download-band{padding:32px;}
}
@media (max-width:768px){
  .section{padding:48px 0;}
  .header-inner{gap:10px;}
  .site-nav{margin-left:0;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;}
  .split-grid,.scene-grid,.indicator-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .dl-grid{grid-template-columns:1fr;}
  .download-band{padding:26px 20px;}
  .hero-actions .btn{flex:1 1 200px;}
}
@media (max-width:520px){
  .kpi-grid,.feature-grid,.flow-grid{grid-template-columns:1fr;}
  .brand-sub{display:none;}
  .progress-step{font-size:12.5px;}
  .split-col{padding:22px;}
  .btn{padding:12px 18px;font-size:14.5px;width:100%;}
  .hero-actions{flex-direction:column;}
  .footer-bottom{flex-direction:column;}
}