/* roulang page: index */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --radius-xs:8px;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(6,35,28,.06);
  --shadow:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  --shadow-lg:0 2px 4px rgba(6,35,28,.08),0 24px 48px rgba(6,35,28,.14);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;border:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
:focus-visible{outline:3px solid rgba(22,107,84,.45);outline-offset:2px;border-radius:6px;}
.num,.stat-num,.count-block,.price{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.2px;}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-500);margin-bottom:10px;}
.lead-text{font-size:17px;color:var(--muted);line-height:1.9;max-width:720px;}
.more-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;white-space:nowrap;color:var(--brand-700);}
.more-link i{transition:transform .2s ease;}
.more-link:hover i{transform:translateX(4px);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--radius-sm);
  padding:13px 24px;
  font-size:15px;font-weight:700;line-height:1.2;
  border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn i{font-size:13px;}
.btn-primary{background:var(--accent);color:#12211D;box-shadow:0 6px 16px rgba(255,106,43,.28);}
.btn-primary:hover{color:#12211D;transform:translateY(-1px);filter:brightness(.94);box-shadow:0 10px 24px rgba(255,106,43,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,106,43,.26);}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-ghost:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--brand-900);}
.btn-light:hover{color:var(--brand-900);transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.18);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 导航 ============ */
.site-header{background:var(--surface);border-bottom:1px solid var(--line);position:relative;z-index:60;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;}
.nav-left{display:flex;align-items:center;gap:32px;min-width:0;}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 36px;
  background:linear-gradient(150deg,var(--brand-700),var(--brand-500));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;letter-spacing:.02em;
}
.brand-text{font-size:17px;font-weight:800;color:var(--brand-900);letter-spacing:-.2px;white-space:nowrap;}
.brand:hover .brand-text{color:var(--brand-500);}
.nav-channels{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 14px;border-radius:8px;
  font-size:15px;font-weight:600;color:var(--text);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-700);background:#F2F5F1;}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-search{display:flex;align-items:center;background:#F1F0EA;border:1px solid var(--line);border-radius:999px;padding:5px 6px 5px 16px;min-width:230px;}
.nav-search input{flex:1 1 auto;border:0;background:transparent;outline:none;font-size:14px;min-width:0;line-height:1.6;}
.nav-search input::placeholder{color:#8C9A94;}
.nav-search-btn{width:32px;height:32px;border-radius:999px;background:var(--brand-700);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;transition:background-color .18s ease;}
.nav-search-btn:hover{background:var(--brand-500);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;font-size:16px;color:var(--brand-900);background:#fff;
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-500);}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 22px;}
.mobile-drawer.is-open{display:block;}
.drawer-list{display:flex;flex-direction:column;gap:2px;margin-bottom:16px;}
.drawer-list a{display:block;padding:12px 4px;font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid #F0F1EC;}
.drawer-list a.is-active{color:var(--brand-700);}
.drawer-cta{display:flex;flex-direction:column;gap:10px;}

/* ============ Hero ============ */
.hero{padding:56px 0 24px;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 78%);}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
.hero-copy h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800;letter-spacing:-.6px;color:var(--brand-900);}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.9;color:var(--muted);max-width:560px;}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;}
.stat-bar{margin-top:36px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;border-top:1px solid var(--line);padding-top:24px;}
.stat-item{min-width:0;}
.stat-num{font-size:26px;font-weight:800;color:var(--brand-700);line-height:1.3;}
.stat-label{font-size:13px;color:var(--muted);margin-top:2px;}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--brand-900);}
.hero-visual img{width:100%;aspect-ratio:5/4;object-fit:cover;}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(6,35,28,.05) 30%,rgba(6,35,28,.62) 100%);}
.visual-card{
  position:absolute;left:20px;bottom:20px;right:auto;z-index:2;
  background:rgba(255,255,255,.96);border-radius:var(--radius);padding:14px 18px;
  box-shadow:var(--shadow);min-width:190px;
}
.visual-card .vc-label{font-size:12px;color:var(--muted);letter-spacing:.08em;}
.visual-card .vc-value{font-size:22px;font-weight:800;color:var(--brand-900);line-height:1.4;}
.visual-card .vc-note{font-size:12.5px;color:var(--brand-500);font-weight:600;}
.hero-gap{height:24px;}

/* ============ 促销主视觉条 ============ */
.promo-band{background:var(--brand-900);color:#fff;position:relative;overflow:hidden;}
.promo-band::before{content:"";position:absolute;right:-80px;top:-60px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(200,240,78,.16),transparent 68%);}
.promo-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:46px 0;position:relative;z-index:2;}
.promo-inner h2{font-size:28px;font-weight:700;line-height:1.35;color:#fff;}
.promo-inner p{margin-top:8px;color:rgba(255,255,255,.7);font-size:15.5px;max-width:620px;}
.promo-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.chip-lime{display:inline-flex;align-items:center;gap:7px;background:rgba(200,240,78,.14);border:1px solid rgba(200,240,78,.45);color:var(--lime);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;}

/* ============ 优惠阶梯 ============ */
.ladder-wrap{position:relative;padding-left:34px;}
.ladder-wrap::before{
  content:"";position:absolute;left:6px;top:10px;bottom:10px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-500),var(--lime));
}
.ladder-item{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 74px 24px 26px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  margin-bottom:20px;
}
.ladder-item:last-child{margin-bottom:0;}
.ladder-item:nth-child(1){margin-left:0;}
.ladder-item:nth-child(2){margin-left:16px;}
.ladder-item:nth-child(3){margin-left:32px;}
.ladder-item:nth-child(4){margin-left:48px;}
.ladder-item:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow);}
.ladder-no{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;
  background:#EFF6F0;color:var(--brand-700);font-weight:800;font-size:15px;margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.ladder-item h3{font-size:20px;font-weight:600;line-height:1.45;}
.ladder-item p{margin-top:8px;color:var(--muted);font-size:15.5px;}
.ladder-arrow{position:absolute;right:24px;top:50%;transform:translateY(-50%);color:var(--brand-500);font-size:16px;transition:transform .2s ease;}
.ladder-item:hover .ladder-arrow{transform:translateY(-50%) translateX(4px);color:var(--accent);}
.ladder-tag{display:inline-block;margin-left:10px;font-size:12px;font-weight:700;color:var(--brand-700);background:#EFF6F0;border-radius:999px;padding:3px 10px;vertical-align:middle;}

/* ============ 套餐对比 ============ */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start;padding-top:24px;}
.plan{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 24px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.plan:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow);}
.plan.is-featured{transform:translateY(-24px);border-color:var(--brand-700);box-shadow:var(--shadow-lg);}
.plan.is-featured:hover{transform:translateY(-26px);}
.plan-ribbon{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--accent);color:#12211D;font-size:12.5px;font-weight:800;border-radius:999px;padding:6px 16px;white-space:nowrap;
  box-shadow:0 6px 14px rgba(255,106,43,.3);
}
.plan-name{font-size:19px;font-weight:700;color:var(--brand-900);}
.plan-desc{font-size:14px;color:var(--muted);margin-top:6px;min-height:44px;}
.plan-price{margin-top:14px;display:flex;align-items:baseline;gap:6px;}
.plan-price .price{font-size:32px;font-weight:800;color:var(--brand-700);}
.plan-price .unit{font-size:13.5px;color:var(--muted);}
.plan-rows{margin-top:20px;border-top:1px solid var(--line);}
.plan-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid #F0F1EC;font-size:14.5px;}
.plan-row .rk{color:var(--muted);}
.plan-row .rv{font-weight:600;color:var(--text);text-align:right;}
.plan-row.is-diff{background:#FAFBF7;padding-left:10px;padding-right:10px;border-radius:8px;}
.plan-row .ok{color:var(--brand-500);}
.plan-row .no{color:#B9C2BC;}
.plan-cta{margin-top:22px;}

/* ============ 限时入口 ============ */
.countdown-band{background:var(--brand-900);color:#fff;position:relative;overflow:hidden;padding:44px 0;}
.countdown-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 12px,transparent 12px 26px);
}
.countdown-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.countdown-inner h2{font-size:26px;font-weight:700;color:#fff;line-height:1.35;}
.countdown-inner p{margin-top:6px;color:rgba(255,255,255,.68);font-size:15px;}
.countdown-side{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.countdown-blocks{display:flex;gap:10px;}
.count-block{
  min-width:64px;background:rgba(255,255,255,.08);border:1px solid rgba(200,240,78,.32);border-radius:var(--radius-sm);
  padding:9px 12px;text-align:center;
}
.count-block .cb-num{font-size:24px;font-weight:800;color:var(--lime);line-height:1.25;}
.count-block .cb-label{font-size:11.5px;color:rgba(255,255,255,.62);letter-spacing:.06em;}

/* ============ CMS 最新信息 ============ */
.section-news{background:#FBFBF8;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.news-layout{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow);}
.news-lead{overflow:hidden;}
.news-lead-media{display:block;overflow:hidden;}
.news-lead-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease;}
.news-lead:hover .news-lead-media img{transform:scale(1.03);}
.news-lead-body{padding:24px 26px 26px;}
.badge{display:inline-flex;align-items:center;border-radius:999px;background:#E7F1EA;color:var(--brand-700);font-size:12px;font-weight:700;padding:4px 12px;line-height:1.6;}
.badge-soft{background:#F1F0EA;color:var(--brand-700);}
.news-lead-body h3{margin-top:12px;font-size:22px;line-height:1.45;font-weight:600;}
.news-lead-body h3 a{color:var(--brand-900);}
.news-lead-body h3 a:hover{color:var(--accent);}
.news-summary{margin-top:10px;color:var(--muted);font-size:15.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:14px;display:flex;align-items:center;gap:14px;font-size:13.5px;color:var(--muted);}
.news-side{display:flex;flex-direction:column;gap:18px;}
.news-mini{padding:18px 20px;}
.news-mini h3{margin-top:10px;font-size:16.5px;font-weight:600;line-height:1.5;color:var(--brand-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini-link:hover h3{color:var(--accent);}
.news-mini p{margin-top:8px;font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini .news-time{display:block;margin-top:10px;font-size:13px;color:var(--muted);}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);background:#fff;
  padding:56px 24px;text-align:center;color:var(--muted);
}
.empty-state i{font-size:30px;color:#B9C2BC;display:block;margin-bottom:12px;}
.empty-state p{font-size:15px;}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;}
.faq-layout h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--brand-900);}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item:hover{border-color:var(--brand-500);box-shadow:var(--shadow-sm);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--brand-900);}
.faq-q .icon{flex:0 0 auto;width:26px;height:26px;border-radius:999px;background:#EFF6F0;color:var(--brand-700);display:flex;align-items:center;justify-content:center;transition:transform .18s ease;font-size:12px;}
.faq-item.is-open .faq-q .icon{transform:rotate(180deg);background:var(--accent);color:#12211D;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{padding:0 22px 20px;font-size:15.5px;line-height:1.85;color:var(--muted);}
.faq-item.is-open .faq-a{max-height:340px;}

/* ============ 表单 ============ */
.consult{background:var(--brand-900);color:#fff;}
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.consult h2{font-size:32px;line-height:1.3;font-weight:700;color:#fff;}
.consult p.intro{margin-top:14px;color:rgba(255,255,255,.72);font-size:16px;line-height:1.9;}
.consult-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.consult-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.82);}
.consult-points i{color:var(--lime);margin-top:6px;font-size:13px;}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-lg);color:var(--text);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--brand-900);}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:15px;background:#FCFCFA;line-height:1.7;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-700);background:#fff;box-shadow:0 0 0 3px rgba(22,107,84,.16);
}
.field textarea{min-height:110px;resize:vertical;}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-left:3px solid var(--accent);}
.field .field-hint{font-size:12.5px;color:var(--muted);margin-top:6px;}
.field.is-error .field-hint{color:var(--accent);}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin:6px 0 20px;}
.check-line input{width:17px;height:17px;margin-top:5px;flex:0 0 17px;accent-color:var(--brand-700);}
.form-msg{margin-top:14px;font-size:14px;border-radius:var(--radius-sm);padding:11px 14px;display:none;}
.form-msg.is-show{display:block;}
.form-msg.ok{background:#EAF6EE;color:var(--brand-700);border:1px solid #C9E4D2;}
.form-msg.err{background:#FFF1EA;color:#B8420F;border:1px solid #FFD4BF;}

/* ============ CTA 条 ============ */
.cta-band{background:linear-gradient(120deg,var(--brand-700) 0%,var(--brand-500) 100%);color:#fff;padding:56px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:30px;font-weight:700;line-height:1.35;color:#fff;}
.cta-inner p{margin-top:8px;color:rgba(255,255,255,.8);font-size:16px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:4fr 2.4fr 2.6fr 3fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:linear-gradient(150deg,var(--brand-500),var(--lime));color:var(--brand-900);}
.footer-brand span{font-size:17px;font-weight:800;color:#fff;}
.site-footer p.f-des{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.site-footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--lime);}
.footer-contact li{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.72);margin-bottom:8px;display:flex;gap:9px;}
.footer-contact i{color:var(--lime);margin-top:7px;font-size:12px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.55);}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .nav-channels,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:40px 0 16px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual img{aspect-ratio:16/10;}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:20px;}
  .promo-inner{flex-direction:column;align-items:flex-start;padding:38px 0;}
  .ladder-item:nth-child(2){margin-left:12px;}
  .ladder-item:nth-child(3){margin-left:20px;}
  .ladder-item:nth-child(4){margin-left:28px;}
  .plans{grid-template-columns:1fr;gap:34px;}
  .plan.is-featured{transform:none;}
  .plan.is-featured:hover{transform:translateY(-2px);}
  .news-layout{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .consult-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .hero-copy h1{font-size:30px;}
  .hero-actions .btn{width:100%;}
  .stat-num{font-size:22px;}
  .ladder-wrap{padding-left:22px;}
  .ladder-item{padding:20px 52px 20px 20px;}
  .ladder-item:nth-child(2),.ladder-item:nth-child(3),.ladder-item:nth-child(4){margin-left:0;}
  .ladder-arrow{right:18px;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .count-block{min-width:56px;padding:8px 10px;}
  .cta-inner h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --soft:#EFF3EE;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(6,35,28,.06);
  --shadow-2:0 1px 2px rgba(6,35,28,.06), 0 12px 28px rgba(6,35,28,.08);
  --shadow-3:0 2px 4px rgba(6,35,28,.08), 0 22px 48px rgba(6,35,28,.16);
  --container:1240px;
  --nav-h:64px;
}

*,*::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",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-500);text-decoration:none}
a:hover{color:var(--accent)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;letter-spacing:.1px}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(22,107,84,.35);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- 站点头部 ---------- */
.site-header{
  background:rgba(247,246,242,.96);
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:60;
  backdrop-filter:saturate(160%) blur(6px);
}
.nav-shell{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:var(--nav-h);
}
.nav-side{display:flex;align-items:center;gap:28px}
.nav-side--right{gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:var(--brand-700);color:var(--lime);
  display:grid;place-items:center;
  font-weight:800;font-size:13px;letter-spacing:.6px;
}
.brand-text{font-size:17px;font-weight:800;white-space:nowrap}

.nav-channels{display:flex;align-items:center;gap:22px}
.nav-link{
  position:relative;
  color:var(--text);
  font-size:15px;
  font-weight:600;
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand-500);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-700)}
.nav-link.is-active::after{transform:scaleX(1)}

.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#EFEEE8;border:1px solid var(--line);
  border-radius:999px;padding:8px 16px;min-width:220px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(22,107,84,.14)}
.nav-search i{color:var(--muted);font-size:13px}
.nav-search input{
  border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);width:100%;
}
.nav-search input::placeholder{color:#93A09A}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:var(--radius-sm);
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,filter .18s ease;
}
.btn-sm{padding:10px 16px;font-size:14px}
.btn-primary{background:var(--accent);color:#12211D;box-shadow:0 6px 16px rgba(255,106,43,.28)}
.btn-primary:hover{color:#12211D;transform:translateY(-1px);filter:brightness(.94);box-shadow:0 10px 24px rgba(255,106,43,.36)}
.btn-primary:active{transform:none;box-shadow:0 4px 12px rgba(255,106,43,.24)}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-700);color:#fff}
.btn-light{background:#fff;color:var(--brand-900)}
.btn-light:hover{color:var(--brand-900);transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.18)}
.btn-block{width:100%}

.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--brand-700);
  font-size:17px;cursor:pointer;
}

/* ---------- 移动端抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;
  background:var(--brand-900);
  padding:20px 22px 32px;
  transform:translateY(-102%);
  transition:transform .3s ease;
  display:flex;flex-direction:column;gap:22px;
}
.mobile-drawer.is-open{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;color:#fff}
.drawer-head .brand-text{color:#fff;font-size:16px}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.25);
  background:transparent;color:#fff;font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{
  color:#E8F0EC;font-size:17px;font-weight:600;
  padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.09);
}
.drawer-nav a:hover{color:var(--lime)}
body.drawer-open{overflow:hidden}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  background:
    linear-gradient(115deg,rgba(6,35,28,.94) 0%,rgba(11,59,46,.88) 52%,rgba(22,107,84,.78) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
  padding:34px 0 56px;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:6px;
  background:linear-gradient(90deg,var(--accent),var(--lime));
  opacity:.85;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:26px}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.38)}
.breadcrumb .current{color:#fff;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-title{
  color:#fff;
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.32;
  font-weight:800;
  max-width:24ch;
  letter-spacing:.2px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px;font-size:14px;color:rgba(255,255,255,.82)}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item i{color:var(--lime);font-size:13px}

.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:700;line-height:1;
  padding:6px 11px;border-radius:999px;
}
.badge-green{background:var(--lime);color:#0B3B2E}
.badge-soft{background:var(--soft);color:var(--brand-700)}

/* ---------- 正文布局 ---------- */
.article-main{padding:64px 0 88px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:36px}
.article-col{min-width:0}

.article-body{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-2);
  padding:44px 46px;
  font-size:17px;
  color:#1B2A25;
}
.article-body > *{max-width:78ch}
.article-body p{margin:0 0 1.3em;line-height:1.9;text-align:left}
.article-body > p:first-of-type{font-size:17.5px;color:#213129}
.article-body h2{
  font-size:26px;line-height:1.38;font-weight:700;
  margin:2em 0 .85em;padding-left:14px;
  border-left:4px solid var(--brand-500);
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:600;margin:1.7em 0 .6em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.55em;line-height:1.85}
.article-body a{color:var(--brand-500);border-bottom:1px solid rgba(22,107,84,.35)}
.article-body a:hover{color:var(--accent);border-bottom-color:rgba(255,106,43,.5)}
.article-body blockquote{
  margin:1.7em 0;padding:18px 22px;
  border-left:4px solid var(--accent);
  background:#FFF6F0;border-radius:0 12px 12px 0;
  color:#3C4A44;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:1.7em auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:1.7em 0}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{
  border-collapse:collapse;width:100%;display:block;
  overflow-x:auto;white-space:nowrap;
  margin:1.6em 0;font-size:15px;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--soft);color:var(--brand-700);font-weight:700}
.article-body code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:14.5px}

.empty-state{
  text-align:center;padding:56px 20px;color:var(--muted);
}
.empty-state i{font-size:34px;color:var(--brand-500);display:block;margin-bottom:16px}
.empty-state strong{display:block;font-size:20px;color:var(--text);margin-bottom:8px}
.empty-state a{display:inline-block;margin-top:18px;font-weight:700}

.article-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  margin-top:26px;padding-top:22px;border-top:1px dashed var(--line);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:var(--soft);border:1px solid var(--line);
  padding:7px 13px;border-radius:999px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tag:hover{background:var(--brand-700);color:#fff;border-color:var(--brand-700)}
.back-link{font-size:14px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:8px}
.back-link:hover{color:var(--accent)}

/* ---------- 侧栏 ---------- */
.article-aside{display:flex;flex-direction:column;gap:22px}
.aside-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  padding:22px 22px 24px;
}
.aside-card h3{
  font-size:16px;font-weight:800;margin-bottom:14px;
  display:flex;align-items:center;gap:9px;
}
.aside-card h3::before{
  content:"";width:4px;height:15px;border-radius:2px;background:var(--accent);display:inline-block;
}
.hot-list{display:flex;flex-direction:column;gap:2px}
.hot-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 4px;font-size:14.5px;color:var(--text);
  border-bottom:1px solid var(--soft);
  transition:color .18s ease,padding-left .18s ease;
}
.hot-list a:last-child{border-bottom:0}
.hot-list a:hover{color:var(--brand-500);padding-left:10px}
.hot-list i{color:var(--brand-500);font-size:12px}
.aside-card .f-des{font-size:14px;color:var(--muted);line-height:1.85;margin-bottom:16px}
.side-form{display:flex;flex-direction:column;gap:12px}
.side-form input{
  width:100%;padding:11px 13px;font-size:14px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#FCFCFA;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.side-form input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(22,107,84,.14)}

/* ---------- 相关推荐 ---------- */
.section{padding:0 0 84px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{
  font-size:clamp(22px,2.5vw,30px);line-height:1.3;font-weight:800;
  padding-left:14px;border-left:5px solid var(--brand-500);
}
.section-head .sub{font-size:14px;color:var(--muted);margin:8px 0 0 19px}
.more-link{font-size:14px;font-weight:700;color:var(--brand-500);white-space:nowrap}
.more-link:hover{color:var(--accent)}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.post-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:18px;line-height:1.5;font-weight:700}
.post-body h3 a{color:var(--text)}
.post-body h3 a:hover{color:var(--brand-500)}
.post-body p{font-size:14px;color:var(--muted);line-height:1.85;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;font-size:13px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.6fr);gap:40px;align-items:start}
.faq-intro h2{font-size:clamp(22px,2.5vw,30px);line-height:1.34;font-weight:800;margin-bottom:14px}
.faq-intro p{color:var(--muted);font-size:15px;line-height:1.9}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-1);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.is-open{border-color:var(--brand-500);box-shadow:var(--shadow-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;cursor:pointer;
  font-size:16px;font-weight:700;color:var(--text);text-align:left;
}
.faq-q:hover{color:var(--brand-700)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--soft);color:var(--brand-700);
  display:grid;place-items:center;font-size:13px;
  transition:transform .18s ease,background .18s ease,color .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--accent);color:#12211D}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{padding:0 20px 20px;margin:0;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  background:
    repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 10px,transparent 10px 20px),
    linear-gradient(120deg,var(--brand-900) 0%,var(--brand-700) 70%,var(--brand-500) 100%);
  color:#fff;
  padding:56px 0;
  margin-bottom:0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.34;font-weight:800}
.cta-inner p{color:rgba(255,255,255,.78);font-size:15px;margin:10px 0 0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#C7D6CF;padding:72px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--lime);color:var(--brand-700)}
.f-des{color:#9DB2AA;font-size:14px;line-height:1.9;margin:0;max-width:34ch}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:#C7D6CF;font-size:14.5px}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:flex;flex-direction:column;gap:13px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;color:#9DB2AA;font-size:14px;line-height:1.8}
.footer-contact i{color:var(--lime);margin-top:4px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  color:#8CA29A;font-size:13.5px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-search{display:none}
  .nav-channels{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-side--right .btn-primary{display:none}
  .brand-text{font-size:16px}
  .article-body{padding:32px 24px;font-size:16.5px}
  .article-main{padding:44px 0 64px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-wrap{grid-template-columns:minmax(0,1fr);gap:24px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .section{padding-bottom:64px}
}
@media (max-width:639px){
  .container{padding:0 20px}
  :root{--nav-h:56px}
  .article-hero{padding:24px 0 42px}
  .article-title{max-width:100%}
  .article-body{padding:24px 18px;border-radius:var(--radius-sm)}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .card-grid{grid-template-columns:minmax(0,1fr);gap:20px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{flex-direction:column;align-items:flex-start}
}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start}
  .article-aside{position:sticky;top:88px}
}

/* roulang page: category1 */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --shadow-1:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  --shadow-2:0 2px 4px rgba(6,35,28,.08),0 18px 40px rgba(6,35,28,.14);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--text);line-height:1.3;}
h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.2;}
h2{font-size:clamp(24px,3vw,34px);font-weight:700;}
h3{font-size:21px;font-weight:600;line-height:1.45;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
img{max-width:100%;display:block;height:auto;}
ul{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand-500);}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(22,107,84,.45);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:relative;
  z-index:80;
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:64px;
}
.header-left{display:flex;align-items:center;gap:26px;min-width:0;}
.header-right{display:flex;align-items:center;gap:14px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text);white-space:nowrap;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--brand-700);color:var(--lime);
  display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:.04em;
}
.brand-text{display:inline-block;}
.nav-channels{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;padding:9px 12px;font-size:15px;color:var(--muted);border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);background:var(--accent);}
.nav-search{
  display:flex;align-items:center;gap:9px;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;
  padding:8px 15px;min-width:210px;
}
.nav-search i{color:var(--muted);font-size:13px;}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text);}
.nav-search input::placeholder{color:#93A19B;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1.5px solid var(--brand-700);background:transparent;color:var(--brand-700);
  align-items:center;justify-content:center;font-size:16px;
}
.nav-toggle:hover{background:var(--brand-700);color:#fff;}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:88vw;
  background:var(--surface);z-index:120;padding:22px 22px 32px;
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
  box-shadow:-16px 0 40px rgba(6,35,28,.16);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);color:var(--text);display:grid;place-items:center;
}
.drawer-close:hover{border-color:var(--brand-500);color:var(--brand-700);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);padding-top:16px;}
.drawer-nav a{padding:13px 12px;border-radius:10px;font-size:15px;color:var(--text);}
.drawer-nav a:hover{background:var(--bg);color:var(--brand-700);}
.drawer-nav a.is-active{background:rgba(22,107,84,.09);color:var(--brand-700);font-weight:700;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,35,28,.44);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);padding:12px 22px;font-size:15px;font-weight:700;
  border:1.5px solid transparent;line-height:1.2;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn i{font-size:13px;}
.btn-primary{background:var(--accent);color:#12211D;box-shadow:0 6px 16px rgba(255,106,43,.28);}
.btn-primary:hover{background:#F05E1F;color:#12211D;transform:translateY(-1px);box-shadow:0 12px 24px rgba(255,106,43,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(255,106,43,.24);}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700);}
.btn-ghost:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--brand-900);}
.btn-light:hover{background:var(--lime);color:var(--brand-900);transform:translateY(-1px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;}

/* ---------- 面包屑 ---------- */
.crumb{padding:18px 0 0;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-700);}
.crumb span.sep{color:#C3CAC4;}
.crumb span.now{color:var(--text);font-weight:600;}

/* ---------- 分类页头部 ---------- */
.cat-hero{
  padding:34px 0 22px;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
  background:rgba(22,107,84,.09);color:var(--brand-500);
  font-size:13px;font-weight:700;letter-spacing:.08em;
}
.hero-sub{margin-top:20px;font-size:17px;color:var(--muted);max-width:56ch;line-height:1.9;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:34px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line);
}
.stat-num{font-size:26px;font-weight:800;color:var(--brand-700);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px;}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,35,28,0) 38%,rgba(6,35,28,.62) 100%);
  pointer-events:none;
}
.scorecard{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  background:rgba(6,35,28,.93);border-radius:var(--radius);
  padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.scorecard .sc-item{display:flex;flex-direction:column;gap:2px;}
.scorecard .sc-num{color:var(--lime);font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.2;}
.scorecard .sc-label{font-size:12px;color:#9FB3AC;}
.scorecard .sc-div{width:1px;height:30px;background:rgba(255,255,255,.16);}

/* 筛选 chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);font-size:14px;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.chip i{font-size:12px;}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);}
.chip.is-on{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}

/* ---------- 板块 ---------- */
.section{padding:96px 0;}
.section.tight{padding:70px 0;}
.section.white{background:var(--surface);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px;flex-wrap:wrap;
}
.section-desc{margin-top:12px;color:var(--muted);max-width:64ch;font-size:16px;}
.section-link{font-size:14px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:8px;}
.section-link:hover{color:var(--accent);}

/* ---------- 卡片 ---------- */
.grid-x.grid-margin-x{row-gap:30px;}
.card{
  display:flex;flex-direction:column;flex-grow:0;margin:0;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  overflow:hidden;color:var(--text);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2);}
.card-media{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:#E7EBE4;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.045);}
.tag-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:rgba(200,240,78,.42);color:#0B3B2E;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.card-media .tag-badge{position:absolute;left:12px;top:12px;background:rgba(200,240,78,.92);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{font-size:20px;font-weight:600;line-height:1.45;}
.card-title a:hover{color:var(--brand-500);}
.card-text{font-size:15px;line-height:1.8;color:var(--muted);margin:0;}
.card-meta{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);
}
.card-meta i{margin-right:6px;color:var(--brand-500);font-size:12px;}

/* 大图文卡（四类信息） */
.feature{
  display:grid;grid-template-columns:190px 1fr;gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2);}
.feature-media{position:relative;overflow:hidden;background:#E7EBE4;}
.feature-media img{width:100%;height:100%;object-fit:cover;min-height:180px;}
.feature-body{padding:24px 26px;display:flex;flex-direction:column;gap:10px;}
.feature-body h3{font-size:20px;}
.feature-body p{margin:0;font-size:15px;color:var(--muted);line-height:1.8;}
.feature-idx{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--accent);
  font-variant-numeric:tabular-nums;
}

/* ---------- 阶梯流程 ---------- */
.ladder{position:relative;padding-left:42px;}
.ladder::before{
  content:"";position:absolute;left:11px;top:10px;bottom:10px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-700) 0%,var(--brand-500) 55%,var(--lime) 100%);
}
.ladder-item{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 26px;margin-bottom:20px;
  box-shadow:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.ladder-item:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2);}
.ladder-item::before{
  content:"";position:absolute;left:-37px;top:32px;width:13px;height:13px;border-radius:50%;
  background:var(--accent);border:3px solid var(--bg);box-sizing:content-box;
}
.ladder-item:nth-child(1){margin-left:0;}
.ladder-item:nth-child(2){margin-left:16px;}
.ladder-item:nth-child(3){margin-left:32px;}
.ladder-item:nth-child(4){margin-left:48px;}
.ladder-num{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--accent);font-variant-numeric:tabular-nums;}
.ladder-item h3{margin:8px 0 8px;}
.ladder-item p{margin:0;color:var(--muted);font-size:15px;}

/* ---------- 快捷入口 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.quick-item{
  display:flex;align-items:center;gap:14px;padding:18px 20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.quick-item:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-1);}
.quick-icon{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:rgba(22,107,84,.1);color:var(--brand-700);
  display:grid;place-items:center;font-size:15px;
}
.quick-item strong{display:block;font-size:15px;font-weight:700;}
.quick-item small{display:block;font-size:12px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.85fr 1.6fr;gap:56px;align-items:start;}
.faq-aside{position:sticky;top:32px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--brand-500);}
.faq-item.is-open{border-color:var(--brand-500);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--bg);color:var(--brand-700);display:grid;place-items:center;
  font-size:11px;transition:transform .18s ease,background-color .18s ease,color .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- 订阅 / 表单 ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start;}
.point-list{display:flex;flex-direction:column;gap:14px;margin-top:26px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);}
.point-list i{color:var(--brand-500);margin-top:6px;font-size:13px;}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:30px;box-shadow:var(--shadow-1);
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;background:#FCFCFA;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-700);background:#fff;box-shadow:0 0 0 3px rgba(22,107,84,.14);
}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);margin:6px 0 18px;}
.check-row input{width:17px;height:17px;margin-top:5px;accent-color:var(--brand-700);}
.form-note{font-size:13px;color:var(--muted);margin-top:14px;min-height:20px;}
.form-note.ok{color:var(--brand-500);font-weight:600;}
.form-note.err{color:var(--accent);font-weight:600;}

/* ---------- CTA 深色带 ---------- */
.cta-wrap{padding:0 0 96px;}
.cta-band{
  position:relative;overflow:hidden;background:var(--brand-900);color:#fff;
  border-radius:var(--radius-lg);padding:54px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(135deg,rgba(200,240,78,.06) 0 10px,transparent 10px 20px);
}
.cta-band .cta-copy{position:relative;z-index:1;max-width:62ch;}
.cta-band h2{color:#fff;}
.cta-band p{margin:12px 0 0;color:#B7C7C1;font-size:16px;}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#C9D6D1;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--lime);color:var(--brand-900);}
.f-des{font-size:14px;line-height:1.85;color:#9FB3AC;margin:0;max-width:38ch;}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:#C9D6D1;}
.footer-links a:hover{color:var(--lime);}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.7;margin-bottom:10px;color:#C9D6D1;}
.footer-contact i{margin-top:5px;color:var(--lime);font-size:13px;}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8FA39C;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .nav-channels,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-visual{order:2;}
  .faq-grid{grid-template-columns:1fr;gap:30px;}
  .faq-aside{position:static;}
  .form-grid{grid-template-columns:1fr;gap:34px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:72px 0;}
  .section.tight{padding:56px 0;}
  .ladder{padding-left:30px;}
  .ladder::before{left:9px;}
  .ladder-item{margin-left:0 !important;}
  .ladder-item::before{left:-27px;top:30px;width:11px;height:11px;}
  .cta-band{padding:40px 34px;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .header-inner{min-height:56px;}
  .brand{font-size:16px;}
  .brand-mark{width:32px;height:32px;border-radius:10px;font-size:12px;}
  .cat-hero{padding:22px 0 12px;}
  .hero-stats{gap:22px;}
  .stat-num{font-size:22px;}
  .section{padding:56px 0;}
  .section.tight{padding:46px 0;}
  .section-head{margin-bottom:30px;}
  .feature{grid-template-columns:1fr;}
  .feature-media img{min-height:170px;aspect-ratio:16/9;}
  .quick-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .scorecard{padding:12px 14px;gap:12px;}
  .scorecard .sc-num{font-size:17px;}
  .form-card{padding:22px 20px;}
  .cta-band{padding:32px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}
@media screen and (max-width:520px){
  .header-right .btn{display:none;}
  .hero-cta .btn{width:100%;}
  .chips{gap:8px;}
  .chip{padding:7px 13px;font-size:13px;}
  .card-title{font-size:18px;}
  .ladder-item{padding:18px 18px;}
  .faq-q{padding:16px 16px;font-size:15px;}
  .faq-a p{padding:0 16px 18px;}
}

/* roulang page: category2 */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --accent-dark:#E85A1E;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(6,35,28,.06);
  --shadow-md:0 1px 2px rgba(6,35,28,.06), 0 12px 28px rgba(6,35,28,.08);
  --shadow-lg:0 2px 4px rgba(6,35,28,.08), 0 22px 48px rgba(6,35,28,.16);
  --nav-h:64px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5{margin:0 0 .6em;font-family:var(--font);color:var(--text);letter-spacing:.2px;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700;}
h3{font-size:21px;line-height:1.45;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:15px;}
strong{font-weight:700;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

:focus-visible{outline:3px solid rgba(22,107,84,.45);outline-offset:2px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

.section{padding:110px 0;}
.section--tight{padding:76px 0;}
.section--dark{background:var(--brand-900);color:#EAF3EE;}
.section--paper{background:var(--surface);}
.section--plain{padding:56px 0;}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:44px;
}
.section-head p{margin:8px 0 0;color:var(--muted);max-width:640px;}
.section-head--center{display:block;text-align:center;}
.section-head--center p{margin-left:auto;margin-right:auto;}
.more-link{font-size:14px;font-weight:600;white-space:nowrap;}
.more-link i{margin-left:6px;font-size:12px;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.4px;
  text-transform:uppercase;
  color:var(--brand-500);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:var(--radius-sm);
  border:1.5px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:var(--text);
  box-shadow:0 6px 16px rgba(255,106,43,.28);
}
.btn-primary:hover{
  background:var(--accent-dark);
  color:var(--text);
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(255,106,43,.34);
}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(255,106,43,.24);}
.btn-ghost{
  background:transparent;
  color:var(--brand-700);
  border-color:var(--brand-700);
}
.btn-ghost:hover{
  background:var(--brand-700);
  color:#fff;
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(0);}
.btn-light{
  background:rgba(255,255,255,.08);
  color:#EAF3EE;
  border-color:rgba(234,243,238,.45);
}
.btn-light:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:999px;
  background:#E4F1EA;
  color:var(--brand-700);
  font-size:12px;
  font-weight:600;
  line-height:1.6;
}
.badge--lime{background:rgba(200,240,78,.24);color:var(--brand-900);}
.badge--ghost{background:rgba(255,255,255,.12);color:#DCEBE3;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:relative;
  z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.header-inner{
  height:var(--nav-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.header-left,.header-right{display:flex;align-items:center;}
.header-left{gap:38px;min-width:0;}
.header-right{gap:14px;}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:17px;
  color:var(--brand-900);
  letter-spacing:.3px;
  white-space:nowrap;
}
.brand:hover{color:var(--brand-900);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:9px;
  background:linear-gradient(140deg,var(--brand-700),var(--brand-500));
  color:var(--lime);
  font-size:14px;
  font-weight:800;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.5px;
  flex:0 0 auto;
}

.nav-channels{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--brand-500);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{transform:scaleX(1);background:var(--accent);}

.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:#F1F3EF;
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 16px;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.nav-search:focus-within{
  background:#fff;
  border-color:var(--brand-700);
  box-shadow:0 0 0 3px rgba(22,107,84,.16);
}
.nav-search i{color:var(--muted);font-size:13px;}
.nav-search input{
  border:none;
  background:transparent;
  outline:none;
  width:170px;
  font-size:14px;
  color:var(--text);
}
.nav-search input::placeholder{color:#93A29B;}

.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#F1F3EF;
  color:var(--brand-900);
  font-size:16px;
  align-items:center;
  justify-content:center;
}
.nav-toggle:hover{background:#E8ECE6;}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--surface);
  padding:18px 20px 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .drawer-links{display:flex;flex-direction:column;gap:2px;margin-bottom:16px;}
.mobile-drawer .drawer-links a{
  padding:12px 4px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-drawer .drawer-links a.is-active{color:var(--accent);}
.mobile-drawer .drawer-search{display:flex;align-items:center;gap:8px;background:#F1F3EF;border:1px solid var(--line);border-radius:999px;padding:10px 16px;margin-bottom:14px;}
.mobile-drawer .drawer-search input{border:none;background:transparent;outline:none;width:100%;font-size:14px;}
.mobile-drawer .drawer-search i{color:var(--muted);font-size:13px;}

/* ---------- 页头 Hero ---------- */
.hero-page{
  background:linear-gradient(180deg,#FFFFFF 0%,#F4F6F1 100%);
  border-bottom:1px solid var(--line);
  padding:70px 0 64px;
}
.hero-split{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
}
.hero-copy h1{margin-bottom:20px;}
.hero-copy h1 .hl{color:var(--brand-500);}
.hero-lead{
  font-size:17px;
  color:var(--muted);
  max-width:60ch;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}

.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:12px 40px;
  padding-top:26px;
  border-top:1px dashed var(--line);
}
.hero-stats .stat strong{
  display:block;
  font-size:26px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.2;
}
.hero-stats .stat span{font-size:13px;color:var(--muted);}

.hero-figure{
  margin:0;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  background:var(--brand-900);
  position:relative;
}
.hero-figure img{
  width:100%;
  height:340px;
  object-fit:cover;
  display:block;
}
.hero-figure figcaption{
  padding:14px 20px;
  font-size:13px;
  color:#CFE2D8;
  background:var(--brand-900);
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-figure figcaption::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--lime);
  flex:0 0 auto;
}

/* ---------- 筛选 chips ---------- */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:34px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  font-size:14px;
  font-weight:500;
  transition:all .18s ease;
}
.chip i{font-size:12px;color:var(--muted);}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.chip.is-active{
  background:var(--brand-700);
  border-color:var(--brand-700);
  color:#fff;
}
.chip.is-active i{color:var(--lime);}

/* ---------- 卖点 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  height:100%;
}
.feature-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-md);}
.feature-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(11,59,46,.08);
  color:var(--brand-700);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  margin-bottom:18px;
}
.feature-card h3{font-size:18px;margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- 查阅维度卡片 ---------- */
.topic-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-md);}
.topic-card figure{margin:0;overflow:hidden;aspect-ratio:16/9;background:#EDEFEA;}
.topic-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.topic-card:hover figure img{transform:scale(1.04);}
.topic-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.topic-body h3{font-size:18px;margin:0;}
.topic-body p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.topic-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}
.topic-meta .go{font-weight:600;color:var(--brand-700);}
.topic-card:hover .topic-meta .go{color:var(--accent);}

/* ---------- 快捷入口 ---------- */
.quick-bar{
  margin-top:32px;
  display:grid;
  grid-template-columns:1fr 1fr 1fr auto;
  gap:18px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-left:4px solid var(--accent);
  border-radius:var(--radius);
  padding:22px 26px;
  box-shadow:var(--shadow-sm);
}
.quick-bar .q-item{display:flex;align-items:center;gap:12px;}
.quick-bar .q-item i{
  width:36px;height:36px;border-radius:10px;
  background:rgba(11,59,46,.08);color:var(--brand-700);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;flex:0 0 auto;
}
.quick-bar .q-item strong{display:block;font-size:14.5px;}
.quick-bar .q-item span{font-size:12.5px;color:var(--muted);}

/* ---------- 阶段流程 ---------- */
.step-list{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
  padding-top:14px;
}
.step-list::before{
  content:"";
  position:absolute;
  top:38px;
  left:4%;
  right:4%;
  height:2px;
  background:linear-gradient(90deg,var(--brand-500),var(--accent));
  opacity:.32;
}
.step-item{position:relative;text-align:left;}
.step-num{
  width:50px;height:50px;
  border-radius:14px;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  color:var(--brand-700);
  font-weight:800;
  font-size:16px;
  display:inline-flex;align-items:center;justify-content:center;
  margin-bottom:20px;
  position:relative;
  z-index:1;
}
.step-item h3{font-size:17px;margin-bottom:8px;}
.step-item p{font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- 深色指标带 ---------- */
.metric-band{
  background:
    repeating-linear-gradient(-45deg,rgba(200,240,78,.06) 0 8px,transparent 8px 18px),
    linear-gradient(120deg,var(--brand-900),var(--brand-700));
  border-radius:var(--radius-lg);
  padding:52px 48px;
  color:#EAF3EE;
  display:grid;
  grid-template-columns:1.1fr 2fr;
  gap:48px;
  align-items:center;
}
.metric-band h2{color:#fff;font-size:26px;margin-bottom:12px;}
.metric-band p{color:#B9CFC4;font-size:15px;line-height:1.85;margin:0;}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric-item{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(234,243,238,.16);
  border-radius:var(--radius);
  padding:20px 18px;
}
.metric-item strong{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--lime);
  line-height:1.2;
  letter-spacing:.5px;
}
.metric-item span{font-size:13px;color:#B9CFC4;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-intro p{color:var(--muted);font-size:15px;margin-bottom:22px;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--brand-500);}
.faq-item.is-open{box-shadow:var(--shadow-md);border-color:var(--brand-500);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  background:transparent;
  border:none;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  line-height:1.6;
}
.faq-icon{
  position:relative;
  width:20px;height:20px;
  flex:0 0 auto;
  transition:transform .18s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-700);
  border-radius:2px;
}
.faq-icon::before{top:9px;left:0;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.is-open .faq-icon{transform:rotate(135deg);}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--accent);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a p{
  padding:0 22px 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  margin:0;
}

/* ---------- 表单 ---------- */
.consult-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:start;}
.consult-copy p{color:var(--muted);font-size:15.5px;}
.consult-points{margin-top:26px;display:flex;flex-direction:column;gap:14px;}
.consult-points li{display:flex;gap:12px;font-size:15px;color:var(--text);}
.consult-points i{color:var(--accent);margin-top:6px;font-size:13px;}

.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:34px;
  box-shadow:var(--shadow-md);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field .req{color:var(--accent);}
.field input[type="text"],
.field select,
.field textarea{
  width:100%;
  padding:12px 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:#FCFDFB;
  color:var(--text);
  outline:none;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field textarea{min-height:110px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand-700);
  background:#fff;
  box-shadow:0 0 0 3px rgba(22,107,84,.16);
}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);margin:6px 0 22px;}
.check-line input{margin-top:5px;accent-color:var(--brand-700);}
.form-note{margin-top:14px;font-size:13.5px;color:var(--muted);min-height:20px;}
.form-note.is-error{color:var(--accent);}
.form-note.is-ok{color:var(--brand-500);}

/* ---------- 表格化对比行 ---------- */
.compare-rows{
  display:grid;
  gap:10px;
  margin-top:28px;
}
.compare-row{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:12px;
  align-items:center;
  padding:14px 18px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:var(--surface);
  font-size:14.5px;
}
.compare-row--head{background:#EEF1EB;font-weight:700;font-size:13.5px;color:var(--muted);border-color:transparent;}
.compare-row .c-yes{color:var(--brand-500);font-weight:600;}
.compare-row .c-no{color:#9AA8A2;}
.compare-row i{margin-right:6px;font-size:12px;}

/* ---------- CTA 条 ---------- */
.cta-bar{
  background:linear-gradient(120deg,var(--brand-900) 0%,var(--brand-700) 100%);
  border-radius:var(--radius-lg);
  padding:46px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  color:#EAF3EE;
}
.cta-bar h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-bar p{color:#B9CFC4;font-size:15px;margin:0;max-width:60ch;}
.cta-bar .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);
  color:#B9CFC4;
  padding:72px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--brand-500),var(--brand-700));}
.f-des{font-size:14px;line-height:1.85;color:#9BB4A9;margin:0;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:#B9CFC4;}
.footer-links a:hover{color:var(--lime);}
.footer-contact{display:flex;flex-direction:column;gap:14px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:#9BB4A9;}
.footer-contact i{color:var(--lime);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(234,243,238,.14);
  padding:22px 0 30px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:#89A297;
  flex-wrap:wrap;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 20px;}
  .nav-channels,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:56px;}
  .header-left{gap:16px;}
  .hero-split{grid-template-columns:1fr;gap:34px;}
  .hero-figure img{height:260px;}
  .hero-page{padding:48px 0 44px;}
  .section{padding:72px 0;}
  .section--tight{padding:60px 0;}
  .feature-grid{grid-template-columns:1fr 1fr;}
  .step-list{grid-template-columns:1fr 1fr;}
  .step-list::before{display:none;}
  .metric-band{grid-template-columns:1fr;padding:40px 30px;gap:30px;}
  .metric-grid{grid-template-columns:1fr 1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:30px;}
  .consult-grid{grid-template-columns:1fr;gap:34px;}
  .quick-bar{grid-template-columns:1fr 1fr;padding:20px;}
  .quick-bar > .btn{grid-column:1 / -1;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:38px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .compare-row{grid-template-columns:1.6fr 1fr 1fr 1fr;font-size:13.5px;}
}

@media (max-width:639px){
  body{font-size:16px;}
  .hero-stats{gap:16px 28px;}
  .feature-grid{grid-template-columns:1fr;}
  .step-list{grid-template-columns:1fr;gap:20px;}
  .metric-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .quick-bar{grid-template-columns:1fr;}
  .form-card{padding:24px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:30px;}
  .compare-row{grid-template-columns:1.4fr 1fr 1fr;font-size:13px;padding:12px 14px;}
  .compare-row > *:last-child{display:none;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-bar{padding:30px 22px;}
  .metric-band{padding:32px 22px;}
}

/* roulang page: category3 */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --accent-dark:#E85A1E;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --radius:14px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(6,35,28,.06);
  --shadow-2:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  --shadow-3:0 2px 4px rgba(6,35,28,.08),0 18px 40px rgba(6,35,28,.14);
  --gap:24px;
  --sec:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;line-height:1.9;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);letter-spacing:.2px}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800}
h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.45;font-weight:600}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:var(--brand-500);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--accent)}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(22,107,84,.45);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.num,.tabular{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 导航 ---------- */
.site-header{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  position:relative;z-index:60;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:64px;
}
.header-left{display:flex;align-items:center;gap:28px;min-width:0}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand-500),var(--brand-900));
  color:#fff;font-weight:800;font-size:14px;letter-spacing:.5px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.brand:hover .brand-text{color:var(--brand-500)}
.nav-channels{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:15px;font-weight:500;color:var(--text);border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;border-radius:2px;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-700);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.header-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;
  padding:7px 14px;min-width:210px;
}
.nav-search i{color:var(--muted);font-size:13px}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;line-height:1.4;
}
.nav-search:focus-within{border-color:var(--brand-700);box-shadow:0 0 0 3px rgba(22,107,84,.14)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;padding:13px 26px;font-size:15.5px;font-weight:700;
  border:1.5px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:14.5px;border-radius:10px}
.btn-primary{background:var(--accent);color:#12211D;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--accent-dark);color:#12211D;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-700);color:#fff}
.btn-light{background:#fff;color:var(--brand-900)}
.btn-light:hover{background:var(--lime);color:var(--brand-900);transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--brand-700);background:var(--bg);
}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--surface);
  padding:16px 20px 24px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer .nav-link{display:block;padding:12px 4px;border-bottom:1px solid var(--line);font-size:16px}
.mobile-drawer .nav-link::after{display:none}
.mobile-drawer .drawer-cta{margin-top:18px;width:100%}

/* ---------- 面包屑 ---------- */
.crumb-bar{border-bottom:1px solid var(--line);background:var(--surface)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 0;font-size:13.5px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-500)}
.crumb .sep{color:#B7BFB8}
.crumb .current{color:var(--text);font-weight:600}

/* ---------- 页头 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--brand-900);
  color:#fff;
  padding:72px 0 64px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center right;
  opacity:.30;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(6,35,28,.96) 0%,rgba(6,35,28,.86) 46%,rgba(11,59,46,.55) 100%);
}
.page-hero .container{position:relative;z-index:2}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(200,240,78,.14);color:var(--lime);
  border:1px solid rgba(200,240,78,.32);
  border-radius:999px;padding:6px 15px;font-size:13px;font-weight:600;margin-bottom:20px;
}
.page-hero h1{color:#fff;max-width:760px}
.page-hero .lead{
  margin-top:20px;max-width:720px;color:rgba(255,255,255,.82);font-size:16.5px;
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:36px;margin-top:36px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.16);
}
.hero-stat b{
  display:block;font-size:29px;font-weight:800;color:var(--lime);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.hero-stat span{font-size:13.5px;color:rgba(255,255,255,.72)}

/* ---------- 筛选 chips ---------- */
.chip-bar{padding:26px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid var(--line);background:var(--surface);color:var(--muted);
  border-radius:999px;padding:8px 17px;font-size:14px;font-weight:600;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px)}
.chip.is-on{background:var(--brand-700);border-color:var(--brand-700);color:#fff}
.chip.is-on .chip-dot{background:var(--lime)}
.chip-dot{width:6px;height:6px;border-radius:50%;background:#C3CBC5;display:inline-block}

/* ---------- 区块通用 ---------- */
.section{padding:var(--sec) 0}
.section-tight{padding:0 0 var(--sec)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:40px;flex-wrap:wrap;
}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--brand-500);margin-bottom:12px;
}
.section-head p{max-width:600px;color:var(--muted);margin-top:12px}
.link-more{font-size:14.5px;font-weight:700;color:var(--brand-700);display:inline-flex;align-items:center;gap:7px}
.link-more:hover{color:var(--accent)}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 卡片栅格 ---------- */
.card-grid{display:grid;gap:28px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7EBE5}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.04)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;
  background:#E6F1EB;color:var(--brand-700);
}
.badge-float{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94)}
.badge-lime{background:var(--lime);color:var(--brand-900)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-body h3{font-size:19px}
.card-body h3 a{color:var(--text)}
.card-body h3 a:hover{color:var(--brand-500)}
.card-desc{color:var(--muted);font-size:14.8px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CBC5;display:inline-block;margin:0 7px;vertical-align:middle}

/* ---------- 资料维度条 ---------- */
.dim-band{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:8px 0;overflow:hidden;
}
.dim-row{
  display:grid;grid-template-columns:76px 1fr auto;align-items:center;gap:22px;
  padding:22px 28px;border-bottom:1px solid var(--line);
}
.dim-row:last-child{border-bottom:0}
.dim-no{
  font-size:22px;font-weight:800;color:var(--brand-500);
  font-variant-numeric:tabular-nums;letter-spacing:1px;
}
.dim-main h3{font-size:18px;margin-bottom:4px}
.dim-main p{color:var(--muted);font-size:14.8px;margin:0}
.dim-tag{
  font-size:12.5px;font-weight:700;color:var(--brand-700);
  background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:5px 13px;white-space:nowrap;
}
.dim-row:hover{background:#FBFBF8}

/* ---------- 梯队排行卡 ---------- */
.rank-board{
  background:var(--brand-900);border-radius:20px;padding:34px 34px 30px;color:#fff;
  position:relative;overflow:hidden;
}
.rank-board::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,78,.20),transparent 68%);
}
.rank-board h3{color:#fff;font-size:20px;margin-bottom:6px}
.rank-board .rb-sub{color:rgba(255,255,255,.66);font-size:14px;margin-bottom:22px}
.rank-list li{
  display:grid;grid-template-columns:36px 1fr auto;align-items:center;gap:14px;
  padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);
}
.rank-list li:last-child{border-bottom:0}
.rank-index{
  width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:800;
  color:var(--lime);font-variant-numeric:tabular-nums;
}
.rank-name{font-size:15px;font-weight:600}
.rank-name span{display:block;font-size:12.5px;color:rgba(255,255,255,.58);font-weight:400}
.rank-val{font-size:16px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums}

/* ---------- 快捷入口 / 咨询小卡 ---------- */
.side-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 26px 24px;box-shadow:var(--shadow-1);
}
.side-panel h3{font-size:18px;margin-bottom:16px}
.quick-links li{border-bottom:1px dashed var(--line)}
.quick-links li:last-child{border-bottom:0}
.quick-links a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;font-size:15px;font-weight:600;color:var(--text);
}
.quick-links a:hover{color:var(--brand-500)}
.quick-links i{color:var(--muted);font-size:12px}
.side-cta{
  background:linear-gradient(165deg,var(--brand-700),var(--brand-900));
  border-radius:var(--radius);padding:28px 26px;color:#fff;position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;right:-40px;bottom:-50px;width:170px;height:170px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,106,43,.32),transparent 70%);
}
.side-cta h3{color:#fff;font-size:19px;margin-bottom:10px}
.side-cta p{color:rgba(255,255,255,.76);font-size:14.5px;margin-bottom:20px}
.side-cta .btn{width:100%}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;position:relative}
.flow::before{
  content:"";position:absolute;left:36px;right:36px;top:24px;height:2px;
  background:linear-gradient(90deg,var(--brand-500),rgba(22,107,84,.12));
}
.flow-step{position:relative;padding-top:0}
.flow-no{
  width:48px;height:48px;border-radius:14px;background:var(--surface);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
  color:var(--brand-700);box-shadow:var(--shadow-1);position:relative;z-index:2;
  font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:18px;margin:18px 0 8px}
.flow-step p{color:var(--muted);font-size:14.8px;margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:340px 1fr;gap:56px;align-items:start}
.faq-intro p{color:var(--muted);margin-top:14px;font-size:15.2px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#C9D2CB}
.faq-item.is-open{border-color:var(--brand-500);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:19px 22px;font-size:16px;font-weight:600;text-align:left;color:var(--text);
}
.faq-q i{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--bg);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--brand-700);
  transition:transform .18s ease,background .18s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);background:var(--lime);color:var(--brand-900)}
.faq-a{display:none;padding:0 22px 22px;color:var(--muted);font-size:15.2px;line-height:1.85}
.faq-item.is-open .faq-a{display:block}

/* ---------- 表单 ---------- */
.form-band{
  background:var(--brand-900);border-radius:22px;padding:52px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;position:relative;overflow:hidden;
}
.form-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 12px,transparent 12px 26px);
}
.form-band > *{position:relative;z-index:2}
.form-band h2{color:#fff}
.form-band .fb-text{color:rgba(255,255,255,.76);margin-top:16px;font-size:15.4px}
.fb-points{margin-top:26px;display:grid;gap:12px}
.fb-points li{display:flex;gap:11px;font-size:14.8px;color:rgba(255,255,255,.82)}
.fb-points i{color:var(--lime);margin-top:7px;font-size:12px}
.form-card{background:#fff;border-radius:16px;padding:30px 28px;box-shadow:var(--shadow-3)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.6px;font-weight:700;color:var(--text);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:15px;background:#FCFCFA;transition:all .18s ease;
}
.field textarea{min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-700);background:#fff;
  box-shadow:0 0 0 3px rgba(22,107,84,.14);
}
.field.has-error input,.field.has-error select{border-left:3px solid var(--accent);border-color:var(--accent)}
.field-err{display:none;color:var(--accent);font-size:13px;margin-top:6px}
.field.has-error .field-err{display:block}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.6px;color:var(--muted);margin:6px 0 20px}
.agree input{width:17px;height:17px;margin-top:4px;accent-color:var(--brand-700)}
.form-card .btn{width:100%}
.form-note{margin-top:14px;font-size:13px;color:var(--muted);text-align:center}
.form-msg{display:none;margin-top:16px;border-radius:10px;padding:12px 14px;font-size:14px}
.form-msg.ok{display:block;background:#E9F5EE;color:var(--brand-700);border:1px solid #C6E3D3}
.form-msg.err{display:block;background:#FFF1E9;color:#A8400F;border:1px solid #F6C9AF}

/* ---------- 底部 CTA 条 ---------- */
.cta-band{background:var(--brand-700);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,78,.18),transparent 70%);
}
.cta-band .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-band h2{color:#fff;max-width:640px}
.cta-band p{color:rgba(255,255,255,.78);margin-top:12px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:72px 0 28px;font-size:14.6px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:13px}
.f-des{color:rgba(255,255,255,.62);font-size:14.2px;line-height:1.85;max-width:330px}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:700}
.footer-links{display:grid;gap:11px}
.footer-links a{color:rgba(255,255,255,.68);font-size:14.4px}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:grid;gap:13px}
.footer-contact li{display:flex;gap:10px;color:rgba(255,255,255,.68);font-size:14.2px;line-height:1.7}
.footer-contact i{color:var(--lime);margin-top:6px;font-size:12.5px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;color:rgba(255,255,255,.5);font-size:13.4px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sec:76px}
  .container{padding:0 22px}
  .nav-channels{display:none}
  .nav-search{min-width:150px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr);gap:30px}
  .flow::before{display:none}
  .faq-wrap{grid-template-columns:1fr;gap:34px}
  .form-band{grid-template-columns:1fr;gap:34px;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .rank-board{padding:28px 26px}
}
@media (max-width:767px){
  body{font-size:16px}
  .nav-search{display:none}
  .header-right .btn-sm{display:none}
  .nav-toggle{display:flex}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .dim-row{grid-template-columns:60px 1fr;gap:16px;padding:18px 20px}
  .dim-row .dim-tag{grid-column:2;justify-self:start}
  .hero-stats{gap:24px;margin-top:28px}
  .hero-stat b{font-size:24px}
  .page-hero{padding:52px 0 44px}
  .cta-band .container{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:28px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .brand-text{font-size:15.5px}
  .form-card{padding:24px 20px}
  .cta-actions .btn{width:100%}
}

/* roulang page: category4 */
:root{
  --brand-900:#06231C;
  --brand-700:#0B3B2E;
  --brand-500:#166B54;
  --accent:#FF6A2B;
  --lime:#C8F04E;
  --bg:#F7F6F2;
  --surface:#FFFFFF;
  --line:#E2E4DD;
  --text:#12211D;
  --muted:#5A6A64;
  --radius:14px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(6,35,28,.06);
  --shadow-2:0 1px 2px rgba(6,35,28,.06),0 12px 28px rgba(6,35,28,.08);
  --shadow-3:0 2px 4px rgba(6,35,28,.08),0 18px 40px rgba(6,35,28,.14);
  --gap:24px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-500)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.2px}
p{margin:0 0 1.15em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(22,107,84,.42);outline-offset:2px}
::selection{background:var(--lime);color:var(--brand-900)}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.on-paper{background:var(--surface)}
.section.on-dark{background:var(--brand-900);color:#fff}
.section.on-dark p{color:#C4D2CC}
.section-body p{max-width:74ch}

/* ============ 导航 ============ */
.site-header{position:relative;z-index:60;background:var(--surface);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.header-left{display:flex;align-items:center;gap:26px;min-width:0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--brand-900);white-space:nowrap}
.brand:hover{color:var(--brand-900)}
.brand-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--brand-700);color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.6px;
}
.nav-channels{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;padding:9px 12px;border-radius:8px;font-size:15px;
  font-weight:500;color:var(--muted);white-space:nowrap;transition:color .18s,background .18s;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-900);background:#F1F3EE}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-900);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.header-right{display:flex;align-items:center;gap:12px}
.header-search{
  display:flex;align-items:center;gap:9px;height:40px;padding:0 15px;min-width:208px;
  background:#F1F3EE;border:1px solid var(--line);border-radius:999px;transition:.18s;
}
.header-search i{font-size:13px;color:var(--muted)}
.header-search input{width:100%;height:36px;border:0;background:transparent;outline:none;font-size:14px}
.header-search input::placeholder{color:#94A29C}
.header-search:focus-within{border-color:var(--brand-700);background:#fff;box-shadow:0 0 0 3px rgba(22,107,84,.16)}
.nav-toggle{
  display:none;width:42px;height:42px;place-items:center;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--brand-900);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand-500);color:var(--brand-500)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 0 22px}
.mobile-drawer.is-open{display:block}
.mobile-drawer .nav-link{display:block;padding:13px 22px;font-size:16px;border-radius:0}
.mobile-drawer .nav-link::after{display:none}
.drawer-cta{margin:12px 22px 0}
.drawer-cta .btn{width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border:1.5px solid transparent;border-radius:10px;
  font-size:15.5px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease,filter .16s ease;
}
.btn-primary{background:var(--accent);color:#12211D;box-shadow:0 6px 16px rgba(255,106,43,.28)}
.btn-primary:hover{color:#12211D;transform:translateY(-1px);filter:brightness(.94);box-shadow:0 12px 26px rgba(255,106,43,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,106,43,.24)}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:none}
.btn-light{background:#fff;color:var(--brand-900);border-color:rgba(255,255,255,.6)}
.btn-light:hover{background:var(--lime);border-color:var(--lime);color:var(--brand-900);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:9px}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  background:#E8F3EE;color:var(--brand-500);font-size:12px;font-weight:700;letter-spacing:.2px;
}
.badge.on-cover{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);backdrop-filter:blur(2px)}
.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{display:inline-flex;padding:5px 12px;border-radius:999px;background:#F1F3EE;border:1px solid var(--line);font-size:13px;color:var(--muted)}

/* ============ 分类页头 ============ */
.cat-hero{
  position:relative;color:#fff;padding:68px 0 60px;
  background-color:var(--brand-900);
  background-image:linear-gradient(100deg,rgba(6,35,28,.95) 0%,rgba(6,35,28,.88) 46%,rgba(11,59,46,.62) 100%),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center right;background-repeat:no-repeat;
}
.cat-hero .kicker{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(200,240,78,.14);border:1px solid rgba(200,240,78,.4);
  color:var(--lime);font-size:13px;font-weight:700;letter-spacing:.4px;margin-bottom:22px;
}
.cat-hero h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.2;color:#fff}
.cat-hero .lead{margin-top:20px;max-width:70ch;color:#CFDBD5;font-size:16.5px;line-height:1.9}
.cat-hero .lead p:last-child{margin-bottom:0}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:9px 17px;border-radius:999px;
  border:1px solid rgba(255,255,255,.26);background:rgba(255,255,255,.07);
  color:#E6EFEA;font-size:13.5px;cursor:pointer;transition:.18s;
}
.chip:hover{background:rgba(200,240,78,.14);border-color:var(--lime);color:#fff}
.chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--brand-900);font-weight:700}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  margin-top:-32px;position:relative;box-shadow:var(--shadow-2);
}
.stat-item{background:var(--surface);padding:24px 22px}
.stat-num{font-size:30px;font-weight:800;color:var(--brand-700);line-height:1.25;font-variant-numeric:tabular-nums;letter-spacing:.4px}
.stat-num span{font-size:15px;font-weight:700;color:var(--muted);margin-left:4px}
.stat-label{font-size:13.5px;color:var(--muted);margin-top:4px}

/* ============ 板块标题 ============ */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-title{font-size:clamp(22px,2.6vw,32px);font-weight:700}
.section-title .accent-bar{display:inline-block;width:34px;height:4px;border-radius:2px;background:var(--accent);margin-right:12px;vertical-align:middle}
.section-sub{margin-top:10px;color:var(--muted);font-size:15.5px;max-width:66ch}
.more-link{font-size:14.5px;font-weight:700;color:var(--brand-700);white-space:nowrap}
.more-link i{margin-left:6px;font-size:12px;transition:transform .18s}
.more-link:hover i{transform:translateX(3px)}

/* ============ 维度卡 ============ */
.dim-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;height:100%;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.dim-card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2)}
.dim-no{font-size:13px;font-weight:800;color:var(--accent);letter-spacing:1px;font-variant-numeric:tabular-nums}
.dim-card h3{font-size:20px;margin:12px 0 10px}
.dim-card p{color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;gap:28px}
.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--brand-500);box-shadow:var(--shadow-2)}
.card-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDEFEA}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-cover img{transform:scale(1.04)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:19px;font-weight:700;line-height:1.45}
.card-title a{color:var(--brand-900)}
.card-title a:hover{color:var(--brand-500)}
.card-excerpt{
  color:var(--muted);font-size:14.5px;line-height:1.8;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.card-meta i{font-size:12px;margin-right:5px;color:#9AA8A2}

/* ============ 阶梯流程 ============ */
.flow{position:relative;padding-left:40px;margin-top:6px}
.flow::before{
  content:"";position:absolute;left:12px;top:10px;bottom:10px;width:3px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand-500),var(--lime));
}
.flow-item{position:relative;padding-bottom:30px}
.flow-item:last-child{padding-bottom:0}
.flow-num{
  position:absolute;left:-40px;top:1px;width:27px;height:27px;border-radius:50%;
  display:grid;place-items:center;background:var(--brand-700);color:var(--lime);
  font-size:12.5px;font-weight:800;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:18.5px;margin-bottom:8px}
.flow-item p{color:var(--muted);font-size:14.5px;line-height:1.85;margin:0}

/* ============ 排行榜 ============ */
.rank-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1)}
.rank-item{display:flex;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line);transition:background .18s}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:#F5F7F2}
.rank-no{
  flex:none;width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:#EDF2EC;color:var(--brand-700);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.rank-item:nth-child(1) .rank-no{background:var(--brand-700);color:var(--lime)}
.rank-item:nth-child(2) .rank-no{background:var(--brand-500);color:#fff}
.rank-item:nth-child(3) .rank-no{background:#DCE7E2;color:var(--brand-700)}
.rank-main{flex:1;min-width:0}
.rank-main strong{display:block;font-size:15.5px;font-weight:700;color:var(--text)}
.rank-main span{font-size:13px;color:var(--muted)}
.rank-val{font-size:14px;font-weight:800;color:var(--brand-500);font-variant-numeric:tabular-nums;white-space:nowrap}

/* ============ 快捷入口 ============ */
.quick-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:44px;padding:22px 24px;border:1px dashed var(--line);border-radius:var(--radius);background:#FBFBF8;
}
.quick-bar .quick-title{font-size:14.5px;font-weight:700;color:var(--brand-900);margin-right:6px}
.quick-link{
  display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--brand-700);transition:.18s;
}
.quick-link:hover{border-color:var(--brand-500);background:var(--brand-700);color:#fff;transform:translateY(-1px)}
.quick-link i{font-size:12px}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.65fr);gap:48px;align-items:start}
.faq-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);cursor:pointer;transition:background .18s;
}
.faq-q:hover{background:#F5F7F2}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:#EDF2EC;color:var(--brand-700);font-size:12px;transition:transform .18s ease,background .18s ease,color .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--accent);color:#12211D}
.faq-a{display:none;padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-item.is-open .faq-a{display:block}

/* ============ 表单 ============ */
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-2);padding:30px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--text)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;font-size:15px;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:#FCFCFA;outline:none;transition:.18s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand-700);background:#fff;box-shadow:0 0 0 3px rgba(22,107,84,.14);
}
.field textarea{min-height:104px;resize:vertical}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-left:3px solid var(--accent)}
.field .err-text{display:none;color:#C4441A;font-size:13px;margin-top:6px}
.field.has-error .err-text{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin:4px 0 18px}
.check-row input{margin-top:6px;width:16px;height:16px;accent-color:var(--brand-700);flex:none}
.form-note{margin-top:14px;font-size:13.5px;color:var(--muted)}
.form-alert{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--radius-sm);font-size:14px}
.form-alert.is-ok{display:block;background:#E8F3EE;color:var(--brand-700)}
.form-alert.is-err{display:block;background:#FDEDE6;color:#B33F17}
.info-list{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.info-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted)}
.info-list i{color:var(--accent);margin-top:6px;font-size:14px}

/* ============ CTA 条 ============ */
.cta-band{
  background-color:var(--brand-900);color:#fff;padding:64px 0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.045) 0 12px,transparent 12px 24px);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-inner h2{font-size:clamp(21px,2.4vw,30px);color:#fff}
.cta-inner p{margin:12px 0 0;color:#C4D2CC;max-width:60ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:none}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:#C9D6D0;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--brand-700);color:var(--lime)}
.f-des{color:#9DB0A8;font-size:14.5px;line-height:1.85;margin:0;max-width:44ch}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#C9D6D0;font-size:14.5px}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:#9DB0A8}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--lime);margin-top:6px;font-size:13px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8AA096;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  .container{padding:0 24px}
  .nav-channels{display:none}
  .header-search{display:none}
  .nav-toggle{display:grid}
  .card-grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-layout{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .section{padding:76px 0}
  .section.tight{padding:60px 0}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:26px}
  .stat-strip{margin-top:-24px}
}
@media screen and (max-width:767px){
  body{font-size:16px}
  .card-grid.cols-2{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
}
@media screen and (max-width:560px){
  .container{padding:0 20px}
  .header-inner{height:56px}
  .brand{font-size:16.5px}
  .brand-mark{width:30px;height:30px;font-size:12px}
  .card-grid.cols-3,.card-grid.cols-2{grid-template-columns:1fr;gap:22px}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:-18px}
  .stat-item{padding:18px 16px}
  .stat-num{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .section{padding:56px 0}
  .section.tight{padding:48px 0}
  .cat-hero{padding:44px 0 40px}
  .form-card{padding:22px}
  .btn{padding:12px 20px;font-size:15px}
  .cta-band{padding:48px 0}
  .flow{padding-left:36px}
  .flow-num{left:-36px}
}