/* roulang page: index */
:root{
  --brand:#14463F;
  --brand-deep:#0E332E;
  --brand-soft:#E6EFEA;
  --accent:#C9603B;
  --amber:#D9863F;
  --bg:#F7F4EF;
  --card:#FFFFFF;
  --dark:#12211E;
  --text:#33312E;
  --muted:#6E6862;
  --title:#141312;
  --line:#E3DED5;
  --field:#CFC8BD;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,19,18,.06);
  --shadow-hover:0 10px 26px rgba(20,70,63,.12);
  --ease:.25s ease;
  --pad-desk:96px;
  --pad-tab:72px;
  --pad-mob:56px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  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:1.9;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--pad-desk) 0}
.section--tight{padding:72px 0}
.section--soft{background:#FFFFFF}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.4vw,34px);font-weight:800;letter-spacing:-.02em;color:var(--title);line-height:1.35}
.section-head .lead{max-width:640px;color:var(--muted);font-size:15px;margin-top:10px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--brand);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:block}
.link-more{color:var(--brand);font-weight:600;font-size:15px;position:relative;padding-bottom:3px;border-bottom:2px solid transparent;transition:var(--ease)}
.link-more:hover{color:var(--accent);border-bottom-color:var(--accent)}
.tag{display:inline-block;padding:4px 12px;background:var(--brand-soft);color:var(--brand);border-radius:999px;font-size:12px;letter-spacing:.06em;font-weight:600}
.tag--accent{background:#F6E4DC;color:#9C4527}

/* ========== 按钮 ========== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:var(--ease);text-align:center}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--accent);box-shadow:inset 0 -1px 0 rgba(0,0,0,.14)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-light:hover{background:rgba(255,255,255,.14);border-color:#fff}
.btn-block{width:100%}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ========== 顶部导航 ========== */
.site-header{position:sticky;top:0;z-index:60;background:#FFFFFF;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:12px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;letter-spacing:-.04em}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:19px;font-weight:800;color:var(--title);letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.16em;margin-top:2px}
.nav-toggle{display:none;margin-left:auto;align-items:center;gap:8px;height:44px;padding:0 16px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm);font-size:14px;font-weight:600;color:var(--brand);cursor:pointer}
.nav-toggle span.bars{display:block;width:16px;height:2px;background:var(--brand);position:relative}
.nav-toggle span.bars::before,.nav-toggle span.bars::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--brand)}
.nav-toggle span.bars::before{top:-5px}
.nav-toggle span.bars::after{top:5px}
.main-nav{display:flex;align-items:center;gap:6px;flex:1}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{display:inline-flex;align-items:center;height:44px;padding:0 16px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;color:var(--text);position:relative;transition:var(--ease)}
.nav-list a:hover{background:var(--brand-soft);color:var(--brand)}
.nav-list a.active{color:var(--brand);font-weight:700}
.nav-list a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:var(--accent)}
.mega{position:relative;margin-left:auto}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;font-weight:600;color:var(--brand);cursor:pointer;transition:var(--ease);margin-left:auto}
.mega-trigger:hover{border-color:var(--brand);background:var(--brand-soft)}
.mega-trigger .caret{width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid currentColor;transition:transform var(--ease)}
.mega:hover .mega-trigger,.mega:focus-within .mega-trigger{border-bottom-color:var(--brand);background:var(--brand-soft)}
.mega-panel{position:absolute;right:0;top:calc(100% + 14px);width:840px;max-width:calc(100vw - 64px);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 20px 44px rgba(20,70,63,.16);padding:26px;display:none;grid-template-columns:1.1fr 1.3fr 1fr;gap:26px}
.mega-col-title{font-size:12px;letter-spacing:.12em;font-weight:700;color:var(--muted);margin-bottom:14px}
.mega-links li{margin-bottom:6px}
.mega-links a{display:block;padding:8px 10px;border-radius:10px;font-size:14px;color:var(--text);transition:var(--ease)}
.mega-links a:hover{background:var(--brand-soft);color:var(--brand)}
.mega-news li{border-bottom:1px dashed var(--line);padding:10px 0}
.mega-news li:last-child{border-bottom:0}
.mega-news a{display:block}
.mega-news strong{display:block;font-size:14px;font-weight:600;color:var(--title);line-height:1.6}
.mega-news span{font-size:12px;color:var(--muted)}
.mega-entry{background:var(--brand);color:#fff;border-radius:14px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;gap:18px;min-height:180px}
.mega-entry .ico{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-weight:700}
.mega-entry h4{font-size:16px;font-weight:700;line-height:1.6}
.mega-entry p{font-size:13px;color:rgba(255,255,255,.78);line-height:1.7}
.mega-entry a{font-size:14px;font-weight:600;color:#fff;border-bottom:1px solid rgba(255,255,255,.5);align-self:flex-start;padding-bottom:2px}
@media (min-width:1025px){
  .mega:hover .mega-panel,.mega:focus-within .mega-panel{display:grid}
}

/* ========== Hero ========== */
.hero{position:relative;background-color:var(--brand-deep);background-image:linear-gradient(rgba(14,51,46,.72),rgba(14,51,46,.66)),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;color:#fff;padding:100px 0 92px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;padding:6px 16px;border:1px solid rgba(255,255,255,.34);border-radius:999px;font-size:12px;letter-spacing:.12em;color:#fff;margin-bottom:24px}
.hero h1{font-size:clamp(30px,3.6vw,46px);font-weight:800;letter-spacing:-.03em;line-height:1.28;color:#fff}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.86);max-width:520px}
.hero .btn-row{margin-top:34px}
.hero-trust{margin-top:30px;display:flex;flex-wrap:wrap;gap:12px 28px;font-size:14px;color:rgba(255,255,255,.82)}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);display:block}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:14px}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px}
.hero-card figcaption{margin-top:14px;font-size:13px;color:rgba(255,255,255,.76);display:flex;justify-content:space-between;gap:12px}

/* ========== 指标看板 ========== */
.metrics{background:var(--dark);color:#fff;padding:64px 0}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:6px 28px;border-left:1px solid rgba(255,255,255,.14)}
.metric:first-child{border-left:0;padding-left:0}
.metric-num{font-size:clamp(30px,3vw,42px);font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1.2;color:#fff}
.metric-num small{font-size:16px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.72)}
.metric p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.72)}
.metric-bar{margin-top:16px;height:3px;border-radius:99px;background:rgba(255,255,255,.16);overflow:hidden}
.metric-bar i{display:block;height:100%;border-radius:99px;background:var(--brand);}
.metric-bar i.hi{background:var(--amber)}
.w-62{width:62%}.w-88{width:88%}.w-74{width:74%}.w-95{width:95%}

/* ========== 服务矩阵 ========== */
.matrix-wrap{display:grid;grid-template-columns:64px 1fr;gap:28px;align-items:start}
.matrix-rail{display:flex;flex-direction:column;align-items:center;gap:10px;position:relative;padding-top:6px}
.rail-dot{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;letter-spacing:.02em}
.rail-line{width:1px;flex:1;min-height:36px;background:var(--line)}
.matrix-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--ease);overflow:hidden}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.svc-lead{display:flex;flex-direction:column}
.svc-lead img{width:100%;aspect-ratio:16/10;object-fit:cover}
.svc-lead-body{padding:30px}
.svc-lead-body h3{font-size:22px;font-weight:800;color:var(--title);letter-spacing:-.02em}
.svc-lead-body p{margin-top:12px;color:var(--muted);font-size:15px}
.svc-points{margin-top:20px;display:grid;gap:10px}
.svc-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text)}
.svc-points li::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--accent);margin-top:9px;flex-shrink:0}
.svc-side{display:grid;gap:24px}
.svc-mini{padding:26px}
.svc-mini h3{font-size:19px;font-weight:700;color:var(--title);letter-spacing:-.01em}
.svc-mini p{margin-top:10px;font-size:15px;color:var(--muted)}
.svc-mini .arrow{display:inline-flex;margin-top:18px;color:var(--brand);font-weight:600;font-size:14px;transition:var(--ease)}
.card:hover .arrow{color:var(--accent);transform:translateX(4px)}

/* ========== 结果对比 ========== */
.compare{display:grid;grid-template-columns:1fr 1px 1fr;gap:40px;align-items:start}
.compare-col h3{font-size:18px;font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.compare-col.before h3{color:var(--muted)}
.compare-col.after h3{color:var(--brand)}
.compare-divider{background:var(--line);align-self:stretch}
.compare-item{padding:18px 0;border-bottom:1px dashed var(--line)}
.compare-item:last-child{border-bottom:0}
.compare-item .row{display:flex;align-items:center;gap:12px;font-size:15px;line-height:1.7}
.compare-item .dot{width:22px;height:22px;border-radius:6px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}
.before .dot{background:#B8AFA4}
.after .dot{background:var(--brand)}
.bar{margin-top:10px;height:8px;border-radius:99px;background:var(--brand-soft);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px}
.bar .fill-muted{background:#C6BDB2}
.bar .fill-brand{background:var(--brand)}
.bar .fill-accent{background:var(--amber)}
.w-38{width:38%}.w-52{width:52%}.w-64{width:64%}.w-82{width:82%}.w-91{width:91%}.w-97{width:97%}

/* ========== 最新信息 ========== */
.news-grid{display:grid;grid-template-columns:6fr 3fr 3fr;gap:24px}
.news-card{display:flex;flex-direction:column;height:100%}
.news-card a{display:flex;flex-direction:column;height:100%}
.news-media{overflow:hidden}
.news-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:19px;font-weight:700;color:var(--title);line-height:1.6;letter-spacing:-.01em}
.news-card--lead .news-body h3{font-size:24px}
.news-body p{font-size:15px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-side{display:grid;gap:24px;grid-column:span 2;grid-template-columns:1fr 1fr}
.news-side .news-body h3{font-size:17px}
.meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--muted)}
.meta .arrow{color:var(--brand);font-weight:700}
.empty-state{border:1px dashed var(--field);border-radius:var(--radius);padding:56px 32px;text-align:center;background:#fff}
.empty-state .ico{width:52px;height:52px;border-radius:14px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-weight:800}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* ========== FAQ ========== */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;max-width:1100px}
.faq-item{border-bottom:1px solid var(--line);max-width:900px}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 0;font-size:17px;font-weight:600;color:var(--title);transition:var(--ease)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .sign{width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-weight:700;transition:transform .2s ease}
.faq-item summary:hover{color:var(--brand)}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary .sign{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-item .answer{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:860px}

/* ========== 转化表单 ========== */
.cta-band{background:var(--dark);color:#fff;padding:92px 0}
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.cta-grid h2{font-size:clamp(24px,2.4vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.4;color:#fff}
.cta-grid .lead{margin-top:16px;font-size:15px;color:rgba(255,255,255,.76)}
.cta-points{margin-top:28px;display:grid;gap:14px}
.cta-points li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-points li::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--amber);margin-top:9px;flex-shrink:0}
.form-card{background:#fff;border-radius:16px;padding:34px;box-shadow:0 18px 40px rgba(0,0,0,.18)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:var(--title)}
.field label .req{color:var(--accent);margin-left:2px}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:10px 14px;border:1px solid var(--field);border-radius:var(--radius-sm);background:#fff;font-size:15px;transition:var(--ease)}
.field textarea{min-height:112px;resize:vertical;line-height:1.8}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand);outline-offset:0;background:var(--brand-soft);border-color:var(--brand)}
.form-note{margin-top:16px;font-size:13px;color:var(--muted);line-height:1.8}
.form-actions{margin-top:22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-actions .tip{font-size:13px;color:var(--muted)}

/* ========== 页脚 ========== */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.82);padding:72px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-text strong{color:#fff}
.footer-brand .brand-text em{color:rgba(255,255,255,.6)}
.footer-brand p{margin-top:18px;line-height:1.9;color:rgba(255,255,255,.72);max-width:320px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.76);transition:var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-contact li{color:rgba(255,255,255,.76);line-height:1.9}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6)}

/* ========== 响应式 ========== */
@media (max-width:1199px){
  .container{padding:0 28px}
  .mega-panel{width:720px;grid-template-columns:1fr 1fr;gap:22px}
  .mega-entry{grid-column:1 / -1;min-height:auto}
  .hero-grid{gap:40px}
}
@media (max-width:1024px){
  .section{padding:var(--pad-tab) 0}
  .section--tight{padding:56px 0}
  .nav-toggle{display:inline-flex}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 34px rgba(20,70,63,.12);padding:16px 24px 26px;flex-direction:column;align-items:stretch;gap:8px;max-height:calc(100vh - 76px);overflow-y:auto}
  .main-nav.is-open{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-list a{height:48px;padding:0 12px;font-size:16px}
  .nav-list a.active::after{left:12px;right:auto;width:28px}
  .mega{margin-left:0}
  .mega-trigger{margin-left:0;width:100%;justify-content:space-between;height:48px}
  .mega-panel{position:static;width:100%;max-width:none;box-shadow:none;border:0;padding:6px 0 0;grid-template-columns:1fr;gap:18px}
  .mega-panel.is-open{display:grid}
  .hero{padding:72px 0 68px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-sub{max-width:none}
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .metric{padding:0 24px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .matrix-wrap{grid-template-columns:1fr;gap:20px}
  .matrix-rail{flex-direction:row;align-items:center;padding-top:0}
  .rail-line{width:auto;height:1px;min-height:0;flex:1}
  .matrix-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr;gap:32px}
  .compare-divider{display:none}
  .news-grid{grid-template-columns:1fr}
  .news-side{grid-column:auto;grid-template-columns:1fr 1fr}
  .faq-grid{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:var(--pad-mob) 0}
  .section--tight{padding:44px 0}
  .header-inner{min-height:68px;gap:16px}
  .brand-text strong{font-size:17px}
  .brand-text em{font-size:11px;letter-spacing:.1em}
  .hero{padding:56px 0 58px}
  .hero-trust{gap:10px 20px}
  .hero .btn-row .btn{width:100%}
  .metrics{padding:48px 0}
  .metric{padding:0 16px}
  .metric-num{font-size:28px}
  .news-side{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:24px}
  .cta-band{padding:60px 0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .btn{width:100%}
  .section-head{margin-bottom:30px}
}
@media (max-width:520px){
  .hero h1{font-size:27px}
  .metrics-grid{grid-template-columns:1fr;gap:26px}
  .metric{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:22px}
  .metric:first-child{border-top:0;padding-top:0}
  .svc-lead-body{padding:22px}
  .news-body{padding:20px}
  .faq-item summary{font-size:16px}
}

/* roulang page: article */
:root{
  --brand:#14463F;
  --brand-deep:#0E332E;
  --brand-tint:#E6EFEA;
  --accent:#C9603B;
  --accent-2:#D9863F;
  --bg:#F7F4EF;
  --card:#FFFFFF;
  --dark:#12211E;
  --text:#33312E;
  --muted:#6E6862;
  --title:#141312;
  --line:#E3DED5;
  --input-line:#CFC8BD;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,19,18,.06);
  --shadow-lg:0 10px 26px rgba(20,70,63,.12);
  --ease:.25s ease;
  --container:1200px;
  --section-pad:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Source Han Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:.005em;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4{color:var(--title);margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.32;}
p{margin:0 0 1.15em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:var(--section-pad) 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.4vw,34px);}
.section-head p{color:var(--muted);font-size:14px;margin:8px 0 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;color:var(--brand);
  background:var(--brand-tint);border-radius:var(--radius-pill);
  padding:5px 14px;font-weight:700;text-transform:uppercase;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.header-inner{display:flex;align-items:center;gap:28px;min-height:74px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:11px;
  background:var(--brand);color:#fff;
  display:grid;place-items:center;
  font-weight:800;font-size:18px;letter-spacing:-.02em;
}
.brand-text strong{display:block;font-size:16.5px;color:var(--title);font-weight:800;line-height:1.2;letter-spacing:-.01em;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.06em;line-height:1.5;}
.main-nav{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:inline-flex;align-items:center;
  height:44px;padding:0 16px;border-radius:var(--radius-btn);
  font-size:15px;color:var(--text);font-weight:600;
  border-bottom:2px solid transparent;
}
.nav-list a:hover{background:var(--brand-tint);color:var(--brand-deep);}
.nav-list a.active{color:var(--brand-deep);border-bottom-color:var(--accent);}
.nav-toggle{
  display:none;align-items:center;gap:10px;
  height:44px;padding:0 16px;border-radius:var(--radius-btn);
  border:1px solid var(--input-line);background:#fff;color:var(--title);
  font-size:15px;font-weight:600;cursor:pointer;margin-left:auto;
}
.nav-toggle .bars{width:18px;height:2px;background:var(--brand);position:relative;display:inline-block;border-radius:2px;}
.nav-toggle .bars::before,.nav-toggle .bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;}
.nav-toggle .bars::before{top:-6px;}
.nav-toggle .bars::after{top:6px;}

/* ---------- Mega ---------- */
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 16px;border-radius:var(--radius-btn);
  background:#fff;border:1px solid var(--input-line);
  color:var(--title);font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--ease),border-color var(--ease),color var(--ease);
}
.mega-trigger:hover{background:var(--brand-tint);border-color:var(--brand);color:var(--brand-deep);}
.mega-trigger .caret{width:8px;height:8px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(45deg) translateY(-2px);transition:transform var(--ease);}
.mega.is-open .mega-trigger,
.mega:focus-within .mega-trigger{background:var(--brand-tint);border-color:var(--brand);border-bottom-color:var(--accent);}
.mega.is-open .mega-trigger .caret{transform:rotate(-135deg) translateY(-2px);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);
  width:820px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:0 18px 44px rgba(20,70,63,.14);
  padding:26px;display:grid;grid-template-columns:1fr 1.1fr .9fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel,
.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:12px;letter-spacing:.06em;color:var(--muted);font-weight:700;margin:0 0 12px;}
.mega-links li{margin-bottom:2px;}
.mega-links a{display:block;padding:9px 10px;border-radius:8px;font-size:14.5px;color:var(--text);}
.mega-links a:hover{background:var(--brand-tint);color:var(--brand-deep);}
.mega-news li{margin-bottom:10px;}
.mega-news a{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#FCFBF8;}
.mega-news a:hover{border-color:var(--brand);background:var(--brand-tint);}
.mega-news strong{display:block;font-size:14px;color:var(--title);font-weight:700;line-height:1.5;}
.mega-news span{display:block;font-size:12px;color:var(--muted);margin-top:4px;}
.mega-entry{
  background:var(--dark);color:#fff;border-radius:12px;padding:18px;
  display:flex;flex-direction:column;justify-content:space-between;gap:16px;
}
.mega-entry .ico{
  width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:700;
}
.mega-entry h4{color:#fff;font-size:16px;margin:12px 0 6px;}
.mega-entry p{color:rgba(255,255,255,.72);font-size:13px;line-height:1.7;margin:0;}
.mega-entry .go{font-size:14px;font-weight:700;color:#fff;border-bottom:2px solid var(--accent);display:inline-block;padding-bottom:2px;}
.mega-entry .go:hover{color:var(--accent);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--accent);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.16);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-tint);color:var(--brand-deep);}
.btn-text{padding:0;height:auto;background:none;color:var(--brand);border:none;border-bottom:2px solid var(--brand);border-radius:0;font-weight:700;}
.btn-text:hover{color:var(--accent);border-bottom-color:var(--accent);}
.btn-block{width:100%;}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 0;font-size:13.5px;color:var(--muted);}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.breadcrumb .current{color:var(--title);font-weight:700;}

/* ---------- Article hero ---------- */
.article-hero{background:#fff;padding:52px 0 40px;border-bottom:1px solid var(--line);}
.article-hero .kicker{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.06em;margin-bottom:14px;display:block;}
.article-hero h1{
  font-size:clamp(28px,3.4vw,42px);
  overflow-wrap:anywhere;word-break:break-word;
  max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;}
.article-meta .tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--radius-pill);background:var(--brand-tint);color:var(--brand-deep);
  font-size:12px;letter-spacing:.06em;font-weight:700;
}
.article-meta .meta-item{font-size:13.5px;color:var(--muted);}
.article-meta .meta-sep{width:1px;height:12px;background:var(--line);}

/* ---------- Article layout ---------- */
.article-wrap{padding:56px 0 8px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article-body{max-width:760px;font-size:17px;line-height:1.95;color:var(--text);}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:clamp(22px,2.2vw,30px);
  margin:2.4em 0 .8em;padding-left:14px;border-left:4px solid var(--brand);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:20px;margin:1.6em 0 .6em;}
.article-body h4{font-size:17px;margin:1.3em 0 .5em;}
.article-body ul{margin:0 0 1.15em;padding-left:1.3em;list-style:disc;}
.article-body ul li{margin-bottom:.5em;}
.article-body ol{counter-reset:art-ol;margin:0 0 1.15em;}
.article-body ol>li{position:relative;padding-left:40px;margin-bottom:.6em;counter-increment:art-ol;}
.article-body ol>li::before{
  content:counter(art-ol);position:absolute;left:0;top:.4em;
  width:26px;height:26px;border-radius:8px;background:var(--brand);color:#fff;
  font-size:13px;font-weight:700;display:grid;place-items:center;line-height:1;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--brand-tint);
  border-left:4px solid var(--brand);border-radius:0 10px 10px 0;color:var(--brand-deep);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:1.6em auto;}
.article-body strong{color:var(--title);font-weight:800;}
.article-body a{color:var(--brand);border-bottom:1px solid var(--brand-tint);font-weight:600;}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}
.article-body code{background:var(--brand-tint);border-radius:6px;padding:2px 7px;font-size:15px;color:var(--brand-deep);}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-body thead th{background:var(--brand-tint);color:var(--title);text-align:left;padding:13px 14px;border-bottom:1px solid var(--line);font-weight:700;}
.article-body tbody td{padding:13px 14px;border-bottom:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:#FBFAF7;}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}

/* ---------- Sidebar ---------- */
.article-side{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-sm);}
.side-card h3{font-size:17px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line);}
.side-list li:last-child{border-bottom:none;padding-bottom:0;}
.side-list a{font-size:14.5px;color:var(--text);font-weight:600;line-height:1.6;display:block;}
.side-list a:hover{color:var(--accent);}
.side-list span{display:block;font-size:12px;color:var(--muted);margin-top:4px;font-weight:400;}
.side-card.dark{background:var(--dark);border-color:var(--dark);color:rgba(255,255,255,.78);}
.side-card.dark h3{color:#fff;border-bottom-color:rgba(255,255,255,.16);}
.side-card.dark p{font-size:14px;line-height:1.8;margin-bottom:16px;color:rgba(255,255,255,.76);}
.side-card.dark a.btn{background:var(--accent);color:#fff;}
.side-card.dark a.btn:hover{background:#b0522f;}

/* ---------- Article actions ---------- */
.article-actions{
  margin:48px 0 0;padding:26px 0 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag-row .tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--radius-pill);border:1px solid var(--line);
  background:#fff;font-size:12.5px;color:var(--muted);letter-spacing:.04em;
}
.tag-row .tag:hover{border-color:var(--brand);color:var(--brand);}

/* ---------- Empty state ---------- */
.empty-state{
  border:1px dashed var(--input-line);border-radius:var(--radius-card);
  background:#fff;padding:56px 28px;text-align:center;max-width:760px;
}
.empty-state .mark{
  width:52px;height:52px;border-radius:14px;background:var(--brand-tint);color:var(--brand);
  display:grid;place-items:center;margin:0 auto 18px;font-size:22px;font-weight:800;
}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;max-width:420px;margin:0 auto 22px;}

/* ---------- Related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#D6E2DC;}
.card-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-tint);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-thumb img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;line-height:1.5;}
.card-body p{font-size:14.5px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);}
.card-meta .tag{background:var(--brand-tint);color:var(--brand-deep);border-radius:var(--radius-pill);padding:3px 11px;font-size:12px;font-weight:700;}
.card-meta .arrow{margin-left:auto;color:var(--accent);font-weight:700;}

/* ---------- CTA strip ---------- */
.cta-strip{background:var(--dark);color:#fff;padding:64px 0;}
.cta-strip .inner{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.cta-strip h2{color:#fff;font-size:clamp(24px,2.4vw,32px);margin-bottom:14px;}
.cta-strip p{color:rgba(255,255,255,.74);font-size:15.5px;margin:0;}
.cta-points{display:grid;gap:12px;margin-top:22px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.8);}
.cta-points li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);margin-top:11px;flex-shrink:0;}
.cta-box{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-card);padding:26px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;color:rgba(255,255,255,.82);font-weight:600;}
.field label .req{color:var(--accent);margin-left:3px;}
.field input,.field select,.field textarea{
  height:48px;border-radius:var(--radius-btn);border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:15px;font-family:inherit;
  transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.field textarea{height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#fff 50%),linear-gradient(135deg,#fff 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(201,96,59,.24);
}
.form-note{font-size:12.5px;color:rgba(255,255,255,.5);margin:14px 0 0;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.14);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--accent);}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:0;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 ul a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col ul a:hover{color:var(--accent-2);}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.7);line-height:1.9;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0 26px;font-size:13.5px;color:rgba(255,255,255,.56);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  :root{--section-pad:80px;}
  .mega-panel{width:640px;grid-template-columns:1fr 1fr;right:-60px;}
  .mega-entry{grid-column:1 / -1;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-toggle{display:inline-flex;}
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 16px 34px rgba(20,70,63,.12);
    flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 22px;
  }
  .main-nav.is-open{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{height:46px;padding:0 12px;border-bottom:none;border-radius:8px;}
  .mega{margin-top:8px;}
  .mega-trigger{width:100%;justify-content:space-between;}
  .mega-panel{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border-radius:12px;margin-top:10px;padding:18px;
    grid-template-columns:1fr;gap:20px;display:none;
  }
  .mega:hover .mega-panel{display:none;}
  .mega.is-open .mega-panel{display:grid;}
  .mega-entry{grid-column:auto;}
  .article-layout{grid-template-columns:1fr;gap:36px;}
  .article-side{position:static;}
  .related-grid{grid-template-columns:1fr 1fr;}
  .cta-strip .inner{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  :root{--section-pad:56px;}
  body{font-size:16px;line-height:1.9;}
  .container{padding:0 20px;}
  .article-hero{padding:36px 0 28px;}
  .article-body{font-size:16px;line-height:1.9;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;}
  .related-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .article-actions .btn{width:100%;}
  .breadcrumb{font-size:13px;}
}
@media (max-width:520px){
  .header-inner{gap:14px;}
  .brand-text strong{font-size:15px;}
  .brand-text em{font-size:11px;}
  .section-head{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --brand:#14463F;
  --brand-dark:#0E332E;
  --brand-light:#E6EFEA;
  --accent:#C9603B;
  --amber:#D9863F;
  --bg:#F7F4EF;
  --card:#FFFFFF;
  --dark:#12211E;
  --text:#33312E;
  --muted:#6E6862;
  --title:#141312;
  --line:#E3DED5;
  --input-line:#CFC8BD;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(20,19,18,.06);
  --shadow-2:0 10px 26px rgba(20,70,63,.12);
  --container:1200px;
  --gutter:24px;
  --font: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease}
a:hover{color:var(--accent)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:800;letter-spacing:-.02em;line-height:1.35}
h1{font-size:clamp(30px,3.6vw,46px)}
h2{font-size:clamp(24px,2.4vw,34px)}
h3{font-size:20px;font-weight:700}
h4{font-size:17px;font-weight:700}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--sand{background:var(--bg)}
.section--white{background:var(--card)}
.section--dark{background:var(--dark);color:#D8DED9}
.section--dark h2,.section--dark h3,.section--dark h4{color:#FFFFFF}
.muted{color:var(--muted)}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.06em;font-weight:700;color:var(--brand);background:var(--brand-light);border-radius:var(--radius-pill);padding:6px 14px;margin-bottom:16px}
.eyebrow--accent{color:#fff;background:var(--accent)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px}
.section-head__text{max-width:720px}
.section-head p{margin:12px 0 0;color:var(--muted);font-size:15px}
.link-more{font-weight:700;color:var(--brand);border-bottom:2px solid transparent;padding-bottom:2px;transition:border-color .25s ease,color .25s ease}
.link-more:hover{color:var(--accent);border-color:var(--accent)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:700;line-height:1.2;border:1px solid transparent;transition:background-color .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease}
.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn--primary:hover{background:var(--accent);color:#fff;box-shadow:inset 0 -1px 0 rgba(0,0,0,.15),0 6px 16px rgba(201,96,59,.24)}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:var(--brand-light);color:var(--brand-dark)}
.btn--on-dark{background:var(--accent);color:#fff}
.btn--on-dark:hover{background:#fff;color:var(--brand-dark)}
.btn--block{width:100%}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.1)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--title)}
.brand:hover{color:var(--title)}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:19px;letter-spacing:.02em;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.16em}
.nav-toggle{display:none;align-items:center;gap:8px;margin-left:auto;border:1px solid var(--line);border-radius:var(--radius-btn);padding:10px 14px;font-size:14px;font-weight:700;color:var(--brand);background:#fff;min-height:44px}
.nav-toggle .bars{width:16px;height:2px;background:var(--brand);position:relative;display:block}
.nav-toggle .bars::before,.nav-toggle .bars::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--brand)}
.nav-toggle .bars::before{top:-5px}
.nav-toggle .bars::after{top:5px}
.main-nav{display:flex;align-items:center;gap:20px;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list a{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;color:var(--text)}
.nav-list a:hover{background:var(--brand-light);color:var(--brand-dark)}
.nav-list a.active{color:var(--brand);background:var(--brand-light);font-weight:700}
.mega{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 16px;border:1px solid var(--line);border-radius:var(--radius-btn);font-size:15px;font-weight:700;color:var(--brand);background:#fff;transition:border-color .25s ease,background-color .25s ease}
.mega-trigger:hover{background:var(--brand-light);border-color:var(--brand)}
.mega-trigger .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.mega.open .mega-trigger,.mega:hover .mega-trigger{border-color:var(--brand);border-bottom:2px solid var(--brand)}
.mega-panel{position:absolute;right:0;top:calc(100% + 14px);width:800px;max-width:calc(100vw - 48px);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 40px rgba(20,70,63,.14);padding:28px;display:grid;grid-template-columns:1fr 1.15fr 0.9fr;gap:28px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{margin:0 0 12px;font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.mega-links li + li{margin-top:4px}
.mega-links a{display:block;padding:8px 10px;border-radius:10px;font-size:14px;color:var(--text)}
.mega-links a:hover{background:var(--brand-light);color:var(--brand-dark)}
.mega-news li + li{margin-top:10px}
.mega-news a{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:12px}
.mega-news a:hover{border-color:var(--brand);background:#FBFDFC}
.mega-news strong{display:block;font-size:14px;font-weight:700;color:var(--title);line-height:1.55}
.mega-news span{display:block;margin-top:4px;font-size:12px;color:var(--muted)}
.mega-entry{border:1px solid var(--line);border-radius:14px;background:var(--brand-light);padding:20px;display:flex;flex-direction:column;justify-content:space-between;gap:16px}
.mega-entry .ico{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;font-weight:800}
.mega-entry h4{margin:12px 0 6px;font-size:16px}
.mega-entry p{font-size:13px;color:var(--muted);margin:0}
.mega-entry a{font-size:14px;font-weight:700}

/* breadcrumb */
.breadcrumb{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0;font-size:13px;color:var(--muted)}
.breadcrumb li{display:flex;align-items:center;gap:10px}
.breadcrumb li + li::before{content:"";width:1px;height:12px;background:var(--line)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb [aria-current="page"]{color:var(--title);font-weight:700}

/* hero */
.hero{position:relative;background:#fff;border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,rgba(20,70,63,.05) 0 1px,transparent 1px 48px),repeating-linear-gradient(90deg,rgba(20,70,63,.05) 0 1px,transparent 1px 48px);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:80px 0 88px}
.hero h1{margin:0 0 18px}
.hero-lead{font-size:18px;color:var(--brand);font-weight:600;margin:0 0 14px}
.hero p.desc{font-size:16px;color:var(--muted);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{font-size:12px;letter-spacing:.04em;color:var(--brand-dark);background:var(--brand-light);border-radius:var(--radius-pill);padding:6px 13px;font-weight:600}
.hero-media{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-2);border:1px solid var(--line)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-media__note{position:absolute;left:16px;bottom:16px;right:16px;background:rgba(18,33,30,.86);color:#E6EFEA;border-radius:12px;padding:12px 16px;font-size:13px;line-height:1.7;margin:0}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);background:var(--dark)}
.metric{padding:44px 28px;border-left:1px solid rgba(230,239,234,.14)}
.metric:first-child{border-left:0}
.metric .num{font-size:clamp(28px,3vw,40px);font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.02em}
.metric .num small{font-size:16px;font-weight:700;margin-left:4px;color:var(--accent)}
.metric .cap{margin-top:8px;font-size:14px;color:#A9B8B3}
.metric .bar{margin-top:16px;height:3px;background:rgba(230,239,234,.16);border-radius:999px;overflow:hidden}
.metric .bar i{display:block;height:100%;background:var(--brand);border-radius:999px}
.metric:nth-child(2) .bar i{background:var(--amber)}
.metric:nth-child(3) .bar i{background:var(--brand)}
.metric:nth-child(4) .bar i{background:var(--accent)}
.w-72{width:72%}.w-58{width:58%}.w-86{width:86%}.w-94{width:94%}

/* matrix */
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.matrix-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;display:flex;flex-direction:column}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFDCD6}
.matrix-card__top{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.matrix-icon{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:var(--brand-light);color:var(--brand-dark);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;letter-spacing:.02em}
.matrix-card p{color:var(--muted);font-size:15px}
.check-list{margin:0 0 22px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:24px;font-size:14.5px;color:var(--text)}
.check-list li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:3px;background:var(--accent)}
.matrix-card .link-more{margin-top:auto;align-self:flex-start}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.step .idx{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;background:var(--brand);color:#fff;font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);margin:0}

/* compare table */
.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-1)}
table.compare{width:100%;min-width:680px;border-collapse:collapse;font-size:15px}
table.compare thead th{background:var(--brand-light);color:var(--brand-dark);text-align:left;font-weight:800;font-size:14px;padding:14px 20px;border-bottom:1px solid var(--line)}
table.compare tbody td{padding:14px 20px;border-bottom:1px solid #F0EBE3;line-height:1.7;vertical-align:top}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:nth-child(even){background:#FCFBF9}
table.compare td:first-child{font-weight:700;color:var(--title);width:20%}
table.compare td.before{color:var(--muted)}
table.compare td.after{color:var(--brand-dark)}
table.compare td.after strong{color:var(--accent)}

/* audience cards */
.audience{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.aud-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease}
.aud-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.aud-card .tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--accent);background:#FBEFE9;border-radius:var(--radius-pill);padding:5px 12px;margin-bottom:14px}
.aud-card h3{margin-bottom:10px}
.aud-card p{font-size:14.5px;color:var(--muted);margin:0}

/* cta form */
.cta{position:relative;background:var(--dark);color:#D8DED9;overflow:hidden}
.cta__bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.png");background-size:cover;background-position:center;opacity:.18}
.cta__inner{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:56px;padding:88px 0;align-items:start}
.cta h2{color:#fff;margin-bottom:16px}
.cta .lead{color:#A9B8B3;font-size:15px}
.cta-points{margin-top:26px;display:grid;gap:14px}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:#C9D5D1}
.cta-points li span{flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;margin-top:4px}
.form-card{background:rgba(255,255,255,.98);border-radius:var(--radius-card);padding:32px;box-shadow:0 20px 44px rgba(0,0,0,.28)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:700;color:var(--title)}
.field label .req{color:var(--accent);margin-left:4px}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--input-line);border-radius:var(--radius-btn);background:#fff;color:var(--text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease}
.field textarea{min-height:118px;resize:vertical;line-height:1.7}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--brand)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(20,70,63,.16);background:#FBFDFC}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.form-note{grid-column:1 / -1;font-size:13px;color:var(--muted);margin:6px 0 0}
.form-note a{font-weight:700}
.error-slot{grid-column:1 / -1;font-size:13px;color:var(--accent);margin:0}

/* footer */
.site-footer{background:var(--brand-dark);color:#C4D2CE;font-size:14px;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px}
.site-footer .brand-text strong{color:#fff}
.site-footer .brand-text em{color:#8FA6A0}
.site-footer .brand-mark{background:var(--accent)}
.footer-brand p{margin:16px 0 0;line-height:1.85;max-width:320px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#C4D2CE;font-size:14px}
.footer-col a:hover{color:var(--accent)}
.footer-contact li{color:#A9B8B3}
.footer-bottom{border-top:1px solid rgba(230,239,234,.16);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;color:#8FA6A0;font-size:13px}

/* responsive */
@media (max-width:1199px){
  .container{padding:0 24px}
  .hero-inner{gap:40px}
  .mega-panel{width:720px;grid-template-columns:1fr 1fr}
  .mega-entry{grid-column:1 / -1}
}
@media (max-width:1023px){
  .header-inner{min-height:68px;flex-wrap:wrap}
  .nav-toggle{display:inline-flex}
  .main-nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:12px;padding:14px 0 22px;border-top:1px solid var(--line);margin-top:10px}
  .site-header.nav-open .main-nav{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-list a{justify-content:space-between}
  .mega{width:100%}
  .mega-trigger{width:100%;justify-content:space-between}
  .mega-panel{position:static;width:100%;max-width:none;opacity:1;visibility:visible;transform:none;box-shadow:none;display:none;grid-template-columns:1fr;padding:20px}
  .mega.open .mega-panel{display:grid}
  .mega:hover .mega-panel{display:none}
  .mega.open:hover .mega-panel{display:grid}
  .hero-inner{grid-template-columns:1fr;padding:56px 0 64px}
  .hero-media{order:2}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metric{border-left:0;border-top:1px solid rgba(230,239,234,.14);padding:32px 22px}
  .metric:nth-child(2n){border-left:1px solid rgba(230,239,234,.14)}
  .metric:nth-child(1),.metric:nth-child(2){border-top:0}
  .matrix{grid-template-columns:1fr}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .audience{grid-template-columns:1fr}
  .cta__inner{grid-template-columns:1fr;gap:36px;padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .section{padding:72px 0}
  .section--tight{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .hero h1{font-size:30px}
  .hero-actions .btn{width:100%}
  .metrics{grid-template-columns:1fr}
  .metric{border-left:0 !important;border-top:1px solid rgba(230,239,234,.14)}
  .metric:first-child{border-top:0}
  .timeline{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:22px}
  .form-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .matrix-card{padding:24px}
}

/* roulang page: category2 */
:root{
  --brand:#14463F;
  --brand-deep:#0E332E;
  --brand-tint:#E6EFEA;
  --accent:#C9603B;
  --accent-2:#D9863F;
  --bg:#F7F4EF;
  --card:#FFFFFF;
  --dark:#12211E;
  --text:#33312E;
  --muted:#6E6862;
  --title:#141312;
  --line:#E3DED5;
  --field:#CFC8BD;
  --r-card:14px;
  --r-btn:10px;
  --r-tag:999px;
  --sh-1:0 1px 2px rgba(20,19,18,.06);
  --sh-2:0 10px 26px rgba(20,70,63,.12);
  --t:.25s ease;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans","system-ui",-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--accent);}
h1,h2,h3,h4{color:var(--title);margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.35;}
p{margin:0 0 1.15em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--brand);
  background:var(--brand-tint);
  border-radius:var(--r-tag);
  padding:6px 14px;
  font-weight:700;
  margin-bottom:18px;
}
.eyebrow.light{background:rgba(230,239,234,.14);color:#BFE0D5;}
.lead{font-size:17px;color:var(--muted);line-height:1.85;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,239,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(1.1);
}
.header-inner{display:flex;align-items:center;gap:28px;min-height:74px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--title);}
.brand:hover{color:var(--title);}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;
  display:grid;place-items:center;
  background:var(--brand);color:#fff;
  border-radius:12px;font-weight:800;font-size:18px;letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;color:var(--title);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.14em;}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:6px;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list > li > a{
  display:inline-flex;align-items:center;height:44px;padding:0 16px;
  border-radius:var(--r-btn);font-size:15px;color:var(--text);font-weight:600;
  border-bottom:2px solid transparent;
}
.nav-list > li > a:hover{background:var(--brand-tint);color:var(--brand);}
.nav-list > li > a.active{color:var(--brand);border-bottom-color:var(--accent);}
.nav-toggle{
  display:none;align-items:center;gap:8px;
  height:44px;padding:0 16px;border:1px solid var(--line);
  background:#fff;border-radius:var(--r-btn);color:var(--title);font-weight:600;font-size:14px;cursor:pointer;
}
.nav-toggle .bars{width:16px;height:2px;background:var(--brand);position:relative;display:block;}
.nav-toggle .bars::before,.nav-toggle .bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--brand);
}
.nav-toggle .bars::before{top:-5px;}
.nav-toggle .bars::after{top:5px;}

/* Mega 面板 */
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);
  font-size:14px;font-weight:700;color:var(--brand);cursor:pointer;transition:var(--t);
}
.mega-trigger:hover{background:var(--brand-tint);border-color:var(--brand);}
.mega-trigger .caret{
  width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);
}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:820px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-2);padding:26px;
  display:grid;grid-template-columns:1fr 1.15fr .95fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{
  font-size:12px;letter-spacing:.08em;color:var(--muted);font-weight:700;
  margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--line);
}
.mega-links li a,.mega-news li a{display:block;padding:8px 0;font-size:14px;color:var(--text);}
.mega-links li a:hover,.mega-news li a:hover{color:var(--accent);}
.mega-news li a strong{display:block;font-size:14px;color:var(--title);font-weight:700;line-height:1.5;}
.mega-news li a span{font-size:12px;color:var(--muted);}
.mega-news li + li{border-top:1px dashed var(--line);margin-top:6px;padding-top:6px;}
.mega-entry{
  background:var(--brand-tint);border-radius:var(--r-card);padding:20px;
  display:flex;flex-direction:column;justify-content:space-between;gap:16px;
}
.mega-entry .ico{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:800;margin-bottom:10px;
}
.mega-entry h4{font-size:16px;margin-bottom:6px;}
.mega-entry p{font-size:13px;color:var(--muted);margin:0;line-height:1.7;}
.mega-entry a{
  font-size:14px;font-weight:700;color:var(--brand);
  border-bottom:2px solid var(--accent);padding-bottom:2px;align-self:flex-start;
}

/* ============ 紧凑横幅 Hero ============ */
.page-hero{
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(230,239,234,.55),rgba(247,244,239,0) 62%),
    var(--bg);
  padding:64px 0 56px;
}
.hero-banner{
  position:relative;
  min-height:320px;
  display:grid;grid-template-columns:1.35fr .95fr;gap:32px;align-items:center;
  padding:34px 38px 34px 52px;
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-1);
  overflow:hidden;
}
.hero-banner::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:10px;background:var(--brand);
}
.hero-banner::after{
  content:"";position:absolute;right:-40px;bottom:-60px;width:220px;height:220px;
  background:var(--brand-tint);border-radius:50%;opacity:.45;pointer-events:none;
}
.hero-copy{position:relative;z-index:1;}
.hero-copy h1{font-size:clamp(30px,3.6vw,46px);margin-bottom:18px;letter-spacing:-.02em;}
.hero-copy p{font-size:17px;color:var(--muted);max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-side{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;}
.hero-note{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;
}
.hero-note h3{font-size:15px;margin-bottom:10px;}
.hero-note ul li{
  font-size:14px;color:var(--muted);line-height:1.75;padding-left:16px;position:relative;
}
.hero-note ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--accent);
}
.hero-cover{
  aspect-ratio:16/10;border-radius:12px;overflow:hidden;border:1px solid var(--line);
}
.hero-cover img{width:100%;height:100%;object-fit:cover;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background var(--t),color var(--t),border-color var(--t),box-shadow var(--t),transform var(--t);
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--accent);color:#fff;box-shadow:inset 0 0 0 1px rgba(0,0,0,.12);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-tint);color:var(--brand);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#B4522F;color:#fff;}
.btn-link{
  color:var(--brand);font-weight:700;border-bottom:2px solid var(--accent);
  padding-bottom:2px;font-size:15px;
}
.btn-link:hover{color:var(--accent);}

/* ============ 面包屑 ============ */
.breadcrumb-bar{border-bottom:1px solid var(--line);background:#fff;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--muted);padding:14px 0;list-style:none;
}
.breadcrumb li{display:flex;align-items:center;gap:10px;}
.breadcrumb li + li::before{content:"";width:1px;height:12px;background:var(--line);}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .current{color:var(--title);font-weight:700;}

/* ============ 锚点长文布局 ============ */
.doc-wrap{display:grid;grid-template-columns:264px minmax(0,1fr);gap:48px;align-items:start;}
.toc{
  position:sticky;top:98px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);
}
.toc h2{font-size:14px;letter-spacing:.06em;color:var(--muted);margin-bottom:16px;}
.toc-list li + li{margin-top:4px;}
.toc-list a{
  display:flex;gap:10px;align-items:baseline;
  padding:10px 12px;border-radius:10px;font-size:14px;color:var(--text);font-weight:600;
  transition:background var(--t),color var(--t);
}
.toc-list a span{font-size:12px;color:var(--accent);font-weight:800;letter-spacing:.04em;}
.toc-list a:hover{background:var(--brand-tint);color:var(--brand);}
.toc-foot{
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);line-height:1.75;
}

.doc-main{min-width:0;}
.doc-section{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:36px 40px;box-shadow:var(--sh-1);
  scroll-margin-top:110px;
}
.doc-section + .doc-section{margin-top:24px;}
.sec-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:22px;padding-bottom:20px;border-bottom:1px solid var(--line);}
.sec-no{
  flex:0 0 40px;width:40px;height:40px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
}
.sec-head h2{font-size:clamp(22px,2.2vw,28px);margin-bottom:6px;}
.sec-head p{font-size:14px;color:var(--muted);margin:0;}
.doc-section h3{font-size:18px;margin:28px 0 12px;}
.doc-section p{font-size:16px;color:var(--text);}
.doc-section p:last-child{margin-bottom:0;}

/* 清单 */
.check-list{display:grid;gap:12px;margin:18px 0 8px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px 18px;
  font-size:15px;line-height:1.7;
}
.check-list li::before{
  content:"✓";flex:0 0 22px;width:22px;height:22px;border-radius:6px;
  background:var(--brand-tint);color:var(--brand);
  display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:3px;
}

/* 步骤 */
.step-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:22px 0 8px;}
.step-flow li{
  background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:18px 16px;
  position:relative;
}
.step-flow li:hover{border-color:var(--brand);box-shadow:var(--sh-1);}
.step-no{
  display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;
  background:var(--accent);color:#fff;font-size:13px;font-weight:800;margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.step-flow strong{display:block;font-size:15px;color:var(--title);margin-bottom:6px;}
.step-flow p{font-size:13px;color:var(--muted);margin:0;line-height:1.7;}

/* 表格 */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin:20px 0 8px;}
table.data-table{width:100%;border-collapse:collapse;min-width:600px;font-size:14px;}
.data-table th,.data-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);}
.data-table thead th{background:var(--brand-tint);color:var(--brand-deep);font-weight:700;font-size:13px;letter-spacing:.03em;}
.data-table tbody tr:nth-child(even){background:#FCFAF7;}
.data-table tbody tr:last-child td{border-bottom:0;}

/* 时间线 */
.timeline{margin:24px 0 8px;padding-left:6px;}
.timeline li{position:relative;padding:0 0 22px 28px;border-left:1px solid var(--line);}
.timeline li:last-child{padding-bottom:0;border-left-color:transparent;}
.timeline li::before{
  content:"";position:absolute;left:-6px;top:6px;width:11px;height:11px;border-radius:4px;
  background:#fff;border:2px solid var(--brand);
}
.timeline strong{display:block;font-size:15px;color:var(--title);margin-bottom:4px;}
.timeline span{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.04em;display:block;margin-bottom:6px;}
.timeline p{font-size:14px;color:var(--muted);margin:0;line-height:1.75;}

/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:12px;background:#fff;
  margin-bottom:12px;overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:var(--brand);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:18px;
  align-items:center;padding:18px 22px;font-size:15.5px;font-weight:700;color:var(--title);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--brand);font-weight:700;
  transition:transform .2s ease,color .2s ease;
}
.faq-item[open] summary{color:var(--brand);}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);color:var(--accent);}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--text);line-height:1.85;}

/* ============ 相关入口四宫格 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:36px;}
.entry-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  display:flex;flex-direction:column;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.entry-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-tint);}
.entry-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.entry-card:hover .thumb img{transform:scale(1.04);}
.entry-card .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.entry-card h3{font-size:17px;line-height:1.45;}
.entry-card p{font-size:13.5px;color:var(--muted);line-height:1.7;margin:0;flex:1;}
.entry-card .more{font-size:14px;font-weight:700;color:var(--brand);}
.entry-card:hover .more{color:var(--accent);}

/* ============ CTA 深色区块 ============ */
.cta-band{background:var(--dark);color:#EAE7E2;padding:80px 0;margin-top:96px;}
.cta-band h2{color:#fff;font-size:clamp(24px,2.4vw,32px);margin-bottom:16px;}
.cta-band p{color:#B9B4AC;font-size:16px;}
.cta-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.cta-points{display:grid;gap:12px;margin:24px 0 28px;}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#D7D3CC;line-height:1.7;}
.cta-points li::before{
  content:"";flex:0 0 8px;width:8px;height:8px;border-radius:2px;background:var(--accent-2);margin-top:.65em;
}
.contact-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(230,239,234,.18);
  border-radius:var(--r-card);padding:28px;
}
.contact-card h3{color:#fff;font-size:17px;margin-bottom:16px;}
.contact-card ul{display:grid;gap:14px;}
.contact-card li{font-size:14px;color:#B9B4AC;line-height:1.7;border-bottom:1px dashed rgba(230,239,234,.16);padding-bottom:12px;}
.contact-card li:last-child{border-bottom:0;padding-bottom:0;}
.contact-card li strong{display:block;color:#E6EFEA;font-size:12px;letter-spacing:.08em;font-weight:700;margin-bottom:4px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;letter-spacing:.06em;margin-bottom:16px;color:var(--title);}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--muted);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;color:var(--muted);}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .mega-panel{width:720px;grid-template-columns:1fr 1fr;gap:20px;}
  .mega-entry{grid-column:1 / -1;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .nav-toggle{display:inline-flex;}
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
    flex-direction:column;align-items:stretch;gap:0;
    padding:12px 24px 20px;
    display:none;margin-left:0;
  }
  .main-nav.open{display:flex;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list > li > a{height:48px;border-bottom:1px solid var(--line);border-radius:0;justify-content:space-between;}
  .nav-list > li > a.active{border-bottom-color:var(--line);background:var(--brand-tint);}
  .mega{width:100%;}
  .mega-trigger{width:100%;justify-content:space-between;margin-top:12px;}
  .mega-panel{
    position:static;opacity:1;visibility:visible;transform:none;
    width:100%;display:none;box-shadow:none;border:0;padding:16px 0 0;
    grid-template-columns:1fr;gap:18px;
  }
  .mega-panel.open{display:grid;}
  .hero-banner{grid-template-columns:1fr;padding:30px 26px 30px 34px;}
  .hero-banner::before{width:8px;}
  .doc-wrap{grid-template-columns:1fr;gap:24px;}
  .toc{position:static;padding:18px;}
  .toc-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;}
  .toc-list li{flex:0 0 auto;}
  .toc-list li + li{margin-top:0;}
  .toc-list a{white-space:nowrap;background:var(--bg);}
  .toc-foot{display:none;}
  .step-flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .header-inner{gap:14px;min-height:66px;}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:16px;}
  .brand-text strong{font-size:16px;}
  .page-hero{padding:40px 0 36px;}
  .hero-banner{padding:26px 20px 26px 28px;min-height:0;}
  .hero-copy h1{font-size:27px;}
  .hero-copy p{font-size:16px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;}
  .doc-section{padding:26px 20px;}
  .sec-head{gap:12px;flex-direction:column;}
  .step-flow{grid-template-columns:1fr;}
  .entry-grid{grid-template-columns:1fr;}
  .cta-band{padding:56px 0;margin-top:56px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-body{padding:0 18px 18px;}
}
@media (max-width:520px){
  .hero-copy h1{font-size:24px;line-height:1.4;}
  .sec-head h2{font-size:21px;}
  .check-list li{padding:12px 14px;font-size:14px;}
  .contact-card{padding:22px;}
}