/* roulang page: index */
:root{
  --c-primary:#0E3B2E;
  --c-primary-700:#0A2C22;
  --c-primary-900:#061A14;
  --c-accent:#C8F24A;
  --c-promo:#FF5A1F;
  --c-promo-dark:#E64A12;
  --c-surface:#FFFFFF;
  --c-bg:#F5F6F1;
  --c-surface-alt:#EDF1E8;
  --c-line:#DFE5D8;
  --c-text:#101A15;
  --c-text-2:#4E5D54;
  --c-text-3:#8A968D;
  --c-success:#17805F;
  --c-error:#C8392B;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-badge:999px;
  --sh-1:0 1px 2px rgba(16,26,21,.06),0 6px 16px -8px rgba(16,26,21,.12);
  --sh-2:0 12px 32px -12px rgba(14,59,46,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--c-promo)}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-text)}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--alt{background:var(--c-surface)}
.section--tight{padding-top:64px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:750;line-height:1.25;letter-spacing:-.01em;color:var(--c-primary)}
.section-head p{color:var(--c-text-2);font-size:16px;margin-top:10px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.02em;padding:6px 14px;border-radius:var(--r-badge);background:var(--c-surface-alt);color:var(--c-primary)}
.eyebrow svg{width:16px;height:16px;color:var(--c-promo)}
.stripe-bg{background-image:repeating-linear-gradient(135deg,rgba(14,59,46,.035) 0 1px,transparent 1px 18px)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:650;line-height:1;white-space:nowrap;transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease)}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--c-promo);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-promo-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-accent{background:var(--c-accent);color:var(--c-primary-900)}
.btn-accent:hover{background:#d9ff66;color:var(--c-primary-900);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:650;color:var(--c-primary);border-bottom:2px solid var(--c-accent);padding-bottom:2px}
.text-link svg{width:16px;height:16px;transition:transform .18s var(--ease)}
.text-link:hover{color:var(--c-promo)}
.text-link:hover svg{transform:translateX(4px)}

/* ---------- 导航 ---------- */
.site-nav{position:sticky;top:0;z-index:60;padding:12px 0;transition:padding .2s var(--ease),box-shadow .2s var(--ease)}
.site-nav.is-scrolled{padding:6px 0}
.nav-panel{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;padding:0 16px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);box-shadow:var(--sh-1);transition:height .2s var(--ease),box-shadow .2s var(--ease)}
.site-nav.is-scrolled .nav-panel{height:60px;box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--c-primary);letter-spacing:-.01em}
.brand:hover{color:var(--c-primary)}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--c-primary);color:var(--c-accent);flex:0 0 auto}
.brand-mark svg{width:20px;height:20px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-item{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;font-size:14px;font-weight:600;color:var(--c-text-2);transition:background .18s var(--ease),color .18s var(--ease)}
.nav-item svg{width:20px;height:20px;color:var(--c-text-3);transition:color .18s var(--ease)}
.nav-item:hover{background:var(--c-surface-alt);color:var(--c-primary)}
.nav-item:hover svg{color:var(--c-promo)}
.nav-item.is-active{background:var(--c-primary);color:#fff}
.nav-item.is-active svg{color:var(--c-accent)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);place-items:center;color:var(--c-primary)}
.nav-toggle svg{width:20px;height:20px}
.drawer-mask{position:fixed;inset:0;background:rgba(6,26,20,.42);opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);z-index:70}
.drawer-mask.show{opacity:1;visibility:visible}
.nav-drawer{position:fixed;top:0;right:0;bottom:0;width:min(88vw,340px);background:var(--c-surface);border-radius:20px 0 0 20px;transform:translateX(102%);transition:transform .26s var(--ease);z-index:80;display:flex;flex-direction:column;padding:22px 18px;box-shadow:var(--sh-2)}
.nav-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:40px;height:40px;border-radius:12px;background:var(--c-surface-alt);display:grid;place-items:center;color:var(--c-primary)}
.drawer-close svg{width:20px;height:20px}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-grid a{display:flex;flex-direction:column;gap:8px;padding:14px 12px;border:1px solid var(--c-line);border-radius:14px;font-size:14px;font-weight:600;color:var(--c-primary);background:var(--c-bg)}
.drawer-grid a svg{width:20px;height:20px;color:var(--c-promo)}
.drawer-grid a.is-active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.drawer-grid a.is-active svg{color:var(--c-accent)}
.drawer-foot{margin-top:auto;padding-top:18px;display:grid;gap:10px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 88px;background-color:var(--c-bg);background-image:repeating-linear-gradient(135deg,rgba(14,59,46,.035) 0 1px,transparent 1px 18px)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(30px,5vw,48px);font-weight:800;line-height:1.18;letter-spacing:-.01em;margin:20px 0 18px;color:var(--c-primary)}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:520px}
.hero-cta{display:flex;gap:12px;margin:32px 0 36px;flex-wrap:wrap}
.trust-bar{display:flex;align-items:stretch;gap:24px;padding-top:26px;border-top:1px solid var(--c-line)}
.trust-item{position:relative;padding-right:24px}
.trust-item+.trust-item{padding-left:24px;border-left:1px solid var(--c-line)}
.trust-item:last-child{padding-right:0}
.trust-num{font-size:28px;font-weight:800;line-height:1.1;color:var(--c-primary);font-variant-numeric:tabular-nums}
.trust-num--accent{color:var(--c-promo)}
.trust-label{font-size:13px;color:var(--c-text-2);margin-top:6px}
.hero-media{position:relative;border-radius:var(--r-panel);overflow:hidden;box-shadow:var(--sh-2)}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform 1.2s var(--ease)}
.hero-media::after{content:"";position:absolute;inset:0;border:1px solid rgba(14,59,46,.35);border-radius:var(--r-panel);pointer-events:none}
.hero-media:hover img{transform:scale(1.03)}
.hero-tag{position:absolute;left:18px;bottom:18px;background:var(--c-accent);color:var(--c-primary-900);font-size:12px;font-weight:600;letter-spacing:.02em;padding:8px 14px;border-radius:var(--r-badge);clip-path:polygon(0 0,100% 0,92% 100%,0 100%)}

/* ---------- 阶梯 ---------- */
.ladder-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.ladder-card{position:relative;display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.ladder-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.ladder-badge{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:5px 12px;border-radius:var(--r-badge);background:var(--c-primary);color:var(--c-accent);font-size:12px;font-weight:600;letter-spacing:.02em}
.ladder-threshold{margin:18px 0 6px;font-size:24px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums}
.ladder-threshold span{font-size:14px;font-weight:600;color:var(--c-text-3)}
.ladder-desc{font-size:14px;color:var(--c-text-2);margin-bottom:18px}
.ladder-list{display:grid;gap:10px;margin-bottom:24px}
.ladder-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--c-text-2)}
.ladder-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--c-accent);border-radius:2px}
.ladder-card .btn{margin-top:auto}
.ladder-card.is-featured{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateY(-8px);box-shadow:var(--sh-2)}
.ladder-card.is-featured:hover{transform:translateY(-12px)}
.ladder-card.is-featured::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--c-accent);border-radius:16px 16px 0 0}
.ladder-card.is-featured .ladder-badge{background:rgba(255,255,255,.12);color:var(--c-accent)}
.ladder-card.is-featured .ladder-threshold{color:#fff}
.ladder-card.is-featured .ladder-threshold span,
.ladder-card.is-featured .ladder-desc,
.ladder-card.is-featured .ladder-list li{color:rgba(255,255,255,.78)}

/* ---------- 对比 ---------- */
.compare-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-panel);background:var(--c-surface);box-shadow:var(--sh-1);-webkit-overflow-scrolling:touch}
.compare-table{width:100%;min-width:760px;border-collapse:collapse}
.compare-table th,.compare-table td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--c-line);min-height:52px}
.compare-table thead th{background:var(--c-surface-alt);font-size:14px;font-weight:650;color:var(--c-text-2)}
.compare-table tbody tr:nth-child(even) td{background:rgba(237,241,232,.5)}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-label{position:sticky;left:0;background:var(--c-surface);font-weight:650;color:var(--c-text);z-index:1;min-width:168px}
.compare-table tbody tr:nth-child(even) .compare-label{background:#F8FAF6}
.col-head{display:flex;flex-direction:column;gap:4px}
.col-head strong{font-size:17px;font-weight:700;color:var(--c-primary)}
.col-price{font-size:20px;font-weight:800;color:var(--c-promo);font-variant-numeric:tabular-nums}
.col-head small{font-size:13px;color:var(--c-text-3);font-weight:500}
.col-recommend{background:var(--c-primary)!important;color:#fff}
.col-recommend .col-head strong{color:#fff}
.col-recommend .col-head small{color:rgba(255,255,255,.7)}
.col-recommend .col-price{color:var(--c-accent)}
.compare-table tbody td.col-recommend{background:var(--c-primary)!important;color:rgba(255,255,255,.85);border-bottom-color:rgba(255,255,255,.14)}
.rec-badge{display:inline-block;margin-bottom:8px;padding:4px 10px;border-radius:var(--r-badge);background:var(--c-accent);color:var(--c-primary-900);font-size:12px;font-weight:600}
.mark-yes{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary)}
.col-recommend .mark-yes{color:#fff}
.mark-yes svg{width:18px;height:18px;color:var(--c-accent)}
.mark-no{color:var(--c-text-3)}
.col-recommend .mark-no{color:rgba(255,255,255,.45)}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.news-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--c-surface-alt)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-badge{position:absolute;left:12px;top:12px;padding:5px 12px;border-radius:var(--r-badge);background:var(--c-primary);color:#fff;font-size:12px;font-weight:600;letter-spacing:.02em}
.news-badge--accent{background:var(--c-accent);color:var(--c-primary-900)}
.news-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1}
.news-body h3{font-size:19px;font-weight:650;line-height:1.4;color:var(--c-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s var(--ease)}
.news-card:hover .news-body h3{color:var(--c-promo)}
.news-excerpt{margin-top:12px;font-size:15px;line-height:1.7;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:18px;font-size:13px;color:var(--c-text-3);display:flex;align-items:center;gap:8px}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--c-text-3)}
.empty-state{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;min-height:220px;padding:32px;background:var(--c-bg);border:1px dashed var(--c-line);border-radius:var(--r-card);text-align:center}
.empty-state svg{width:32px;height:32px;color:var(--c-text-3)}
.empty-state p{font-size:15px;color:var(--c-text-2)}
.news-more{display:flex;justify-content:center;margin-top:36px}

/* ---------- 限时条 ---------- */
.countdown-band{position:relative;background:var(--c-primary-900);color:#fff;padding:52px 0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 1px,transparent 1px 20px)}
.band-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.band-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:750;color:#fff}
.band-inner p{font-size:14px;color:rgba(255,255,255,.68);margin-top:8px}
.countdown{display:flex;gap:8px}
.cd-block{min-width:66px;padding:10px 8px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);text-align:center}
.cd-num{display:block;font-size:24px;font-weight:800;color:var(--c-accent);line-height:1.2;font-variant-numeric:tabular-nums}
.cd-label{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-top:4px}

/* ---------- FAQ ---------- */
.faq-list{max-width:780px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;overflow:hidden;transition:box-shadow .2s var(--ease)}
.faq-item.open{box-shadow:var(--sh-1)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--c-text);transition:color .18s var(--ease)}
.faq-item.open .faq-q{color:var(--c-primary)}
.faq-icon{flex:0 0 auto;width:24px;height:24px;color:var(--c-text-3);transition:transform .22s var(--ease),color .22s var(--ease)}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-item.open .faq-a{max-height:420px}
.faq-a p{padding:0 22px 18px;font-size:15px;line-height:1.85;color:var(--c-text-2)}

/* ---------- 表单 ---------- */
.lead-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start}
.lead-aside{background:var(--c-primary);color:#fff;border-radius:var(--r-panel);padding:32px 28px}
.lead-aside h2{font-size:clamp(22px,2.6vw,28px);font-weight:750;color:#fff;margin-bottom:16px}
.lead-aside ul{display:grid;gap:12px;margin-bottom:26px}
.lead-aside li{position:relative;padding-left:20px;font-size:15px;color:rgba(255,255,255,.8)}
.lead-aside li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;background:var(--c-accent);border-radius:2px}
.lead-contact{display:grid;gap:12px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14)}
.lead-contact span{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.lead-contact svg{width:18px;height:18px;color:var(--c-accent);flex:0 0 auto}
.lead-form{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);padding:32px 28px;box-shadow:var(--sh-1)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--c-text)}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{width:100%;min-height:46px;padding:10px 14px;border:1px solid var(--c-line);border-radius:var(--r-btn);background:var(--c-bg);transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease)}
.field textarea{min-height:120px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;background:var(--c-surface);border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(200,242,74,.35)}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--c-error)}
.field .hint{display:none;margin-top:6px;font-size:13px;color:var(--c-error)}
.field.is-error .hint{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-text-2);margin-bottom:22px}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--c-primary);flex:0 0 auto}
.form-success{display:none;align-items:center;gap:10px;padding:14px 16px;border-radius:12px;background:rgba(23,128,95,.12);color:var(--c-success);font-size:14px;font-weight:600;margin-bottom:18px}
.form-success.show{display:flex}
.form-success svg{width:20px;height:20px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:#fff;padding:72px 0 28px;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 1px,transparent 1px 20px)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.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:rgba(255,255,255,.1);color:var(--c-accent)}
.footer-desc{font-size:14px;color:rgba(255,255,255,.62);line-height:1.9;max-width:300px}
.footer-social{display:flex;gap:12px;margin-top:18px}
.footer-social span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);color:var(--c-accent)}
.footer-social svg{width:18px;height:18px}
.footer-col h4{font-size:14px;font-weight:650;color:#fff;margin-bottom:14px}
.footer-col a,.footer-col p{display:block;font-size:14px;color:rgba(255,255,255,.68);line-height:2;transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.62)}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ---------- 响应式 ---------- */
@media (min-width:1280px){
  .container{max-width:1240px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .nav-actions .btn-ghost{display:none}
  .hero{padding:48px 0 64px}
  .ladder-grid{grid-template-columns:repeat(2,1fr)}
  .ladder-card.is-featured{transform:none}
  .ladder-card.is-featured:hover{transform:translateY(-4px)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .lead-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  body{font-size:16px}
  .section{padding:56px 0}
  .section--tight{padding-top:48px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{order:-1}
  .hero-cta .btn{width:100%}
  .trust-bar{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .trust-item{padding:0;border-left:0!important}
  .trust-item+.trust-item{border-left:0}
  .news-grid{grid-template-columns:1fr}
  .band-inner{flex-direction:column;align-items:flex-start}
  .countdown{justify-content:center;width:100%}
  .band-inner .btn{width:100%}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .nav-panel{height:64px;padding:0 14px;border-radius:16px}
  .site-nav.is-scrolled .nav-panel{height:58px}
  .brand-text{font-size:15px}
  .card,.ladder-card,.news-body,.lead-form,.lead-aside{padding-left:16px;padding-right:16px}
  .lead-form,.lead-aside{padding:24px 18px}
  .ladder-grid{grid-template-columns:1fr}
  .compare-table th,.compare-table td{padding:14px 16px}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 16px}
}
@media (max-width:360px){
  .cd-block{min-width:56px}
  .trust-num{font-size:24px}
}

/* roulang page: article */
:root{
  --c-primary:#0E3B2E;--c-primary-700:#0A2C22;--c-primary-900:#061A14;
  --c-accent:#C8F24A;--c-promo:#FF5A1F;
  --c-surface:#FFFFFF;--c-bg:#F5F6F1;--c-surface-alt:#EDF1E8;--c-line:#DFE5D8;
  --c-text:#101A15;--c-text-2:#4E5D54;--c-text-3:#8A968D;
  --c-success:#17805F;--c-error:#C8392B;
  --r-card:16px;--r-panel:20px;--r-btn:10px;--r-sm:12px;
  --sh-1:0 1px 2px rgba(16,26,21,.06),0 6px 16px -8px rgba(16,26,21,.12);
  --sh-2:0 12px 32px -12px rgba(14,59,46,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);
  background-color:var(--c-bg);
  background-image:repeating-linear-gradient(135deg,rgba(14,59,46,.03) 0 2px,transparent 2px 14px);
  text-align:left;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1240px;}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 4px;}
.nav-panel{
  display:flex;align-items:center;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-panel);box-shadow:var(--sh-1);
  padding:12px 16px;min-height:72px;
  transition:min-height .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled .nav-panel{min-height:60px;box-shadow:var(--sh-2);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;flex-shrink:0;
  background:var(--c-primary);color:var(--c-accent);
  display:flex;align-items:center;justify-content:center;
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:17px;font-weight:800;color:var(--c-primary);letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-item svg{width:20px;height:20px;color:var(--c-text-3);transition:color .18s var(--ease);}
.nav-item:hover{background:var(--c-surface-alt);color:var(--c-primary);}
.nav-item:hover svg{color:var(--c-promo);}
.nav-item.is-active{background:var(--c-primary);color:#fff;position:relative;}
.nav-item.is-active svg{color:var(--c-accent);}
.nav-item.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--c-accent);border-radius:2px;
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1.5px solid var(--c-primary);background:transparent;color:var(--c-primary);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:650;cursor:pointer;border:0;
  transition:transform .16s var(--ease),background .16s var(--ease),box-shadow .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;}
.btn-primary{background:var(--c-promo);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:#e94d13;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:none;}
.btn-ghost{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary);color:#fff;}
.btn-accent{background:var(--c-accent);color:var(--c-primary);}
.btn-accent:hover{background:#d6ff5c;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}

/* 抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:90;
  background:var(--c-surface);border-radius:var(--r-panel) 0 0 var(--r-panel);
  box-shadow:-16px 0 40px rgba(6,26,20,.22);
  transform:translateX(102%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:20px;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-title{font-size:15px;font-weight:800;color:var(--c-primary);}
.drawer-close{width:38px;height:38px;border-radius:var(--r-sm);border:1px solid var(--c-line);background:var(--c-surface-alt);cursor:pointer;display:flex;align-items:center;justify-content:center;}
.drawer-close svg{width:18px;height:18px;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-item{
  display:flex;flex-direction:column;gap:8px;padding:14px 12px;
  border:1px solid var(--c-line);border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--c-text-2);line-height:1.4;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.drawer-item svg{width:20px;height:20px;color:var(--c-promo);}
.drawer-item:hover,.drawer-item.is-active{background:var(--c-surface-alt);border-color:var(--c-primary);color:var(--c-primary);}
.drawer-foot{margin-top:auto;padding-top:20px;}
.overlay{position:fixed;inset:0;background:rgba(6,26,20,.42);z-index:80;opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;}
.overlay.is-open{opacity:1;visibility:visible;}

/* ============ 面包屑 ============ */
.crumb-bar{
  margin-top:14px;background:var(--c-surface-alt);border:1px solid var(--c-line);
  border-radius:var(--r-sm);padding:10px 14px;
}
.crumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;font-size:13px;color:var(--c-text-3);}
.crumb-list li{display:inline-flex;align-items:center;gap:8px;}
.crumb-list li+li::before{content:"/";color:var(--c-text-3);}
.crumb-list a{color:var(--c-text-2);font-weight:500;}
.crumb-list a:hover{color:var(--c-promo);}
.crumb-list li[aria-current="page"]{color:var(--c-primary);font-weight:600;max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章主体 ============ */
.article-section{padding:40px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:32px;align-items:start;
}
.article-main{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-panel);padding:32px;box-shadow:var(--sh-1);min-width:0;
}
.article-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--c-promo);}
.article-kicker::before{content:"";width:8px;height:8px;background:var(--c-promo);border-radius:2px;transform:rotate(45deg);}
.article-title{
  margin-top:14px;font-size:clamp(30px,5vw,48px);font-weight:800;
  line-height:1.18;letter-spacing:-.01em;color:var(--c-primary);
  overflow-wrap:anywhere;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;
  font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;
}
.article-meta .sep{color:var(--c-line);}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-dark{background:var(--c-primary);color:#fff;}
.badge-accent{background:var(--c-accent);color:var(--c-primary);}
.article-cover{margin-top:24px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 1.2s var(--ease);}
.article-cover:hover img{transform:scale(1.03);}

/* 正文排版 */
.article-body{max-width:760px;margin-top:28px;font-size:17px;line-height:1.9;color:var(--c-text);}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:22px;font-weight:700;line-height:1.45;color:var(--c-primary);
  margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--c-accent);
}
.article-body h3{font-size:19px;font-weight:650;line-height:1.5;color:var(--c-primary);margin:28px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body li{margin-bottom:10px;}
.article-body ul{list-style:none;padding-left:22px;}
.article-body ul>li{position:relative;}
.article-body ul>li::before{
  content:"";position:absolute;left:-18px;top:.75em;width:8px;height:8px;
  background:var(--c-accent);border-radius:2px;
}
.article-body ol{list-style:decimal;}
.article-body ol>li::marker{color:var(--c-primary);font-weight:700;}
.article-body blockquote{
  margin:24px 0;background:var(--c-surface-alt);
  border-left:4px solid var(--c-promo);border-radius:0 12px 12px 0;
  padding:18px;color:var(--c-text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  margin:26px 0;font-size:15.5px;border-radius:12px;border:1px solid var(--c-line);
}
.article-body thead th{background:var(--c-primary);color:#fff;font-weight:650;text-align:left;}
.article-body th,.article-body td{padding:13px 16px;border-bottom:1px solid var(--c-line);white-space:nowrap;}
.article-body tbody tr:nth-child(even){background:var(--c-surface-alt);}
.article-body img{width:100%;border-radius:12px;margin:24px 0 8px;}
.article-body figcaption,.article-body .caption{font-size:13px;text-align:center;color:var(--c-text-3);margin-bottom:20px;}
.article-body a{
  color:var(--c-primary);font-weight:600;
  border-bottom:2px solid var(--c-accent);padding-bottom:1px;
  transition:color .18s var(--ease);
}
.article-body a:hover{color:var(--c-promo);}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}

/* 无内容状态 */
.article-empty{
  margin-top:28px;border:1px dashed var(--c-line);background:var(--c-surface-alt);
  border-radius:var(--r-card);min-height:220px;padding:40px 24px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;
}
.article-empty svg{width:40px;height:40px;color:var(--c-text-3);}
.article-empty p{font-size:15px;color:var(--c-text-2);}

/* 文末标签 */
.article-foot{margin-top:36px;padding-top:24px;border-top:1px solid var(--c-line);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  background:var(--c-surface-alt);border:1px solid var(--c-line);
  font-size:13px;font-weight:600;color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.tag:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* 侧栏 */
.side-toggle{
  display:none;width:100%;height:48px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:var(--c-surface);
  font-size:15px;font-weight:650;color:var(--c-primary);
  align-items:center;justify-content:center;gap:8px;cursor:pointer;margin-bottom:16px;
}
.side-toggle svg{width:18px;height:18px;transition:transform .22s var(--ease);}
.side-toggle[aria-expanded="true"] svg{transform:rotate(180deg);}
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:16px;}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:16px;font-weight:700;color:var(--c-primary);margin-bottom:14px;}
.side-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.side-list li{
  position:relative;padding-left:16px;font-size:14px;line-height:1.7;color:var(--c-text-2);
}
.side-list li::before{
  content:"";position:absolute;left:0;top:.65em;width:7px;height:7px;
  background:var(--c-accent);border-radius:2px;
}
.side-links{display:flex;flex-direction:column;gap:8px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:var(--r-sm);background:var(--c-surface-alt);
  font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.side-links a svg{width:16px;height:16px;color:var(--c-promo);}
.side-links a:hover{background:var(--c-primary);color:#fff;}
.side-links a:hover svg{color:var(--c-accent);}
.side-cta{
  background:var(--c-primary);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:22px;color:#fff;
}
.side-cta h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:10px;}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.78);margin-bottom:16px;}
.side-cta .btn{width:100%;}

/* 相关推荐 */
.related{padding:0 0 80px;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.related-head h2{font-size:clamp(24px,3vw,34px);font-weight:750;line-height:1.25;color:var(--c-primary);}
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-card-media{position:relative;display:block;overflow:hidden;}
.news-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 1.2s var(--ease);}
.news-card:hover .news-card-media img{transform:scale(1.03);}
.news-card-media .badge{position:absolute;left:12px;top:12px;}
.news-card-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card-title{font-size:19px;font-weight:650;line-height:1.4;color:var(--c-primary);}
.news-card-title a:hover{color:var(--c-promo);}
.news-card-desc{font-size:15px;line-height:1.7;color:var(--c-text-2);}
.news-card-meta{
  margin-top:auto;font-size:13px;color:var(--c-text-3);
  display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums;
}
.news-card-meta .dot{color:var(--c-line);}
.related-foot{display:flex;justify-content:center;margin-top:28px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-900);color:#fff;padding:64px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);color:var(--c-accent);}
.footer-brand span:last-child{font-size:17px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:36ch;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social span{
  width:36px;height:36px;border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:var(--c-accent);
}
.footer-social svg{width:18px;height:18px;}
.footer-col h4{font-size:14px;font-weight:650;margin-bottom:12px;color:#fff;}
.footer-col a,.footer-col p{
  display:block;font-size:14px;line-height:2;color:rgba(255,255,255,.72);
  transition:color .18s var(--ease);
}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline;}
.footer-bottom{
  margin-top:40px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:var(--c-accent);}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .nav-links{margin-left:0;}
  .nav-item span{font-size:13px;}
}
@media (max-width:1080px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-layout{grid-template-columns:1fr;}
  .article-side{position:static;display:none;}
  .article-side.is-open{display:flex;}
  .side-toggle{display:inline-flex;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .nav-actions .btn-ghost{display:none;}
  .article-section{padding:28px 0 56px;}
  .article-main{padding:22px;}
  .article-title{font-size:clamp(26px,7vw,34px);}
  .article-body{font-size:16.5px;}
  .related{padding-bottom:64px;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .footer-desc{max-width:none;}
}
@media (max-width:560px){
  .nav-panel{border-radius:16px;padding:10px 14px;gap:10px;}
  .brand-text{font-size:15px;}
  .nav-actions .btn{height:42px;padding:0 14px;font-size:14px;}
  .article-main{padding:18px;}
  .article-actions .btn{width:100%;}
  .related-foot .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:380px){
  .brand-text{font-size:14px;}
  .nav-actions .btn{padding:0 12px;font-size:13px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#0E3B2E;
  --c-primary-700:#0A2C22;
  --c-primary-900:#061A14;
  --c-accent:#C8F24A;
  --c-promo:#FF5A1F;
  --c-surface:#FFFFFF;
  --c-bg:#F5F6F1;
  --c-surface-alt:#EDF1E8;
  --c-line:#DFE5D8;
  --c-text:#101A15;
  --c-text-2:#4E5D54;
  --c-text-3:#8A968D;
  --c-success:#17805F;
  --c-error:#C8392B;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,26,21,.06),0 6px 16px -8px rgba(16,26,21,.12);
  --sh-2:0 12px 32px -12px rgba(14,59,46,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--c-primary);letter-spacing:-.01em}
h1{font-size:clamp(30px,5vw,48px);font-weight:800;line-height:1.18}
h2{font-size:clamp(24px,3vw,34px);font-weight:750;line-height:1.25}
h3{font-size:19px;font-weight:650;line-height:1.4}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-surface{background:var(--c-surface)}
.section-alt{background:var(--c-bg)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{margin-bottom:8px}
.section-head p{margin:0;font-size:15px;color:var(--c-text-2);max-width:620px}
.section-head.center{flex-direction:column;align-items:center;text-align:center}
.section-head.center p{max-width:720px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:650;border:1.5px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-promo);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:#e94e13;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-accent{background:var(--c-accent);color:var(--c-primary-900)}
.btn-accent:hover{background:#d8ff6b;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,.14);border-color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:650;color:var(--c-primary);
  padding-bottom:2px;
  background-image:linear-gradient(90deg,var(--c-accent),rgba(200,242,74,.2));
  background-repeat:no-repeat;background-size:100% 2px;background-position:0 100%;
}
.text-link svg{width:18px;height:18px;transition:transform .2s var(--ease)}
.text-link:hover{color:var(--c-promo)}
.text-link:hover svg{transform:translateX(4px)}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1.6;
}
.badge-solid{background:var(--c-primary);color:#fff}
.badge-accent{background:var(--c-accent);color:var(--c-primary-900)}
.badge-soft{background:var(--c-surface-alt);color:var(--c-primary)}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 0;transition:padding .22s var(--ease)}
.site-header.is-scrolled{padding-top:8px}
.nav-panel{
  display:flex;align-items:center;gap:14px;
  height:72px;padding:0 16px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-panel);box-shadow:var(--sh-1);
  transition:height .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled .nav-panel{height:60px;box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--c-primary);color:var(--c-accent);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:17px;font-weight:800;color:var(--c-primary);letter-spacing:-.01em}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:12px;position:relative;
  font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.nav-item svg{width:20px;height:20px;color:var(--c-text-3);transition:color .2s var(--ease)}
.nav-item:hover{background:var(--c-surface-alt);color:var(--c-primary)}
.nav-item:hover svg{color:var(--c-promo)}
.nav-item.is-active{background:var(--c-primary);color:#fff}
.nav-item.is-active svg{color:var(--c-accent)}
.nav-item.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  border-radius:2px;background:var(--c-accent);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  background:var(--c-surface-alt);border:1px solid var(--c-line);
  align-items:center;justify-content:center;color:var(--c-primary);
}
.nav-toggle svg{width:20px;height:20px}
.nav-toggle:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}

/* ============ 移动抽屉 ============ */
.nav-mask{
  position:fixed;inset:0;background:rgba(6,26,20,.46);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
  z-index:70;
}
.nav-mask.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:330px;max-width:88vw;
  background:#fff;border-radius:20px 0 0 20px;box-shadow:var(--sh-2);
  transform:translateX(103%);transition:transform .26s var(--ease);
  z-index:80;padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface-alt);display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-primary);
}
.drawer-close svg{width:18px;height:18px}
.drawer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.drawer-item{
  display:flex;flex-direction:column;gap:8px;
  padding:14px 12px;border-radius:14px;border:1px solid var(--c-line);
  background:var(--c-surface-alt);font-size:14px;font-weight:600;color:var(--c-text);
}
.drawer-item svg{width:20px;height:20px;color:var(--c-primary)}
.drawer-item:hover{border-color:var(--c-primary);color:var(--c-primary)}
.drawer-item.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.drawer-item.is-active svg{color:var(--c-accent)}
.drawer-foot{margin-top:auto;display:grid;gap:10px}

/* ============ 面包屑 ============ */
.breadcrumb{
  margin-top:16px;background:var(--c-surface-alt);
  border-radius:12px;padding:10px 14px;font-size:13px;color:var(--c-text-2);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--c-text-3)}
.breadcrumb a:hover{color:var(--c-promo)}
.breadcrumb .current{color:var(--c-primary);font-weight:600}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;margin-top:22px;overflow:hidden;
  background:var(--c-primary);color:#fff;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 2px,transparent 2px 16px);
}
.page-hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding:72px 0 76px;
}
.page-hero h1{color:#fff;margin:18px 0 16px}
.page-hero-sub{color:rgba(255,255,255,.82);font-size:17px;line-height:1.85;max-width:560px;margin-bottom:28px}
.page-hero-media{position:relative;border-radius:var(--r-panel);overflow:hidden}
.page-hero-media img{width:100%;height:290px;object-fit:cover;border-radius:var(--r-panel)}
.page-hero-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-panel);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
}
.slash-deco{
  position:absolute;right:0;bottom:0;width:100px;height:74px;
  background:var(--c-accent);clip-path:polygon(100% 0,100% 100%,0 100%);
}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);
  padding:28px 32px;box-shadow:var(--sh-1);
}
.stat-item{padding-left:20px;border-left:1px solid var(--c-line)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{display:block;font-size:30px;font-weight:800;color:var(--c-primary);line-height:1.2}
.stat-num.is-promo{color:var(--c-promo)}
.stat-label{font-size:13px;color:var(--c-text-2);line-height:1.7}
.strip-note{
  margin-top:20px;font-size:15px;color:var(--c-text-2);line-height:1.85;max-width:820px;
}

/* ============ 快报卡片网格 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#cdd8c2}
.news-card-link{display:block;height:100%}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-surface-alt)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-thumb .badge{position:absolute;top:12px;left:12px}
.news-body{padding:20px}
.news-body h3{font-size:19px;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-body h3{color:var(--c-promo)}
.news-body p{
  font-size:15px;line-height:1.7;color:var(--c-text-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-3);font-weight:500;
}
.news-meta i{width:4px;height:4px;border-radius:50%;background:#c9d3bf;display:inline-block}

/* ============ 媒体引用 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote-card{
  background:var(--c-surface-alt);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;display:flex;flex-direction:column;gap:16px;
}
.quote-card p{font-size:15px;line-height:1.8;color:var(--c-text-2);margin:0}
.quote-src{font-size:13px;font-weight:600;color:var(--c-primary);display:flex;align-items:center;gap:8px}
.quote-src::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--c-accent);display:inline-block}

/* ============ FAQ ============ */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-list{display:grid;gap:14px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;overflow:hidden}
.faq-item.is-open{border-color:#c9d6bb}
.faq-h{margin:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;line-height:1.6;color:var(--c-text);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--c-primary)}
.faq-item.is-open .faq-q{color:var(--c-primary)}
.faq-icon{width:24px;height:24px;flex-shrink:0;color:var(--c-primary);transition:transform .22s var(--ease)}
.faq-icon .v-line{transition:opacity .2s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon .v-line{opacity:0}
.faq-a{padding:0 20px 18px;font-size:15px;line-height:1.85;color:var(--c-text-2)}
.faq-a[hidden]{display:none}
.faq-a p{margin:0}

/* ============ 表单 ============ */
.lead-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:stretch}
.lead-aside{
  background:var(--c-primary);color:#fff;border-radius:var(--r-panel);padding:36px 32px;
  display:flex;flex-direction:column;gap:20px;
}
.lead-aside h2{color:#fff}
.lead-aside p{color:rgba(255,255,255,.82);font-size:15px;margin:0}
.lead-points{display:grid;gap:12px;margin:0}
.lead-points li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.9);line-height:1.75}
.lead-points li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--c-accent);
  flex-shrink:0;margin-top:10px;
}
.lead-contact{display:grid;gap:10px;margin-top:auto;padding-top:14px;border-top:1px solid rgba(255,255,255,.16)}
.lead-contact span{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.lead-contact svg{width:18px;height:18px;color:var(--c-accent);flex-shrink:0}
.lead-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);
  padding:36px 32px;box-shadow:var(--sh-1);
}
.lead-card h3{font-size:20px;margin-bottom:6px}
.lead-card .form-intro{font-size:14px;color:var(--c-text-2);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--c-text)}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-family:inherit;font-size:15px;color:var(--c-text);background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--c-text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(200,242,74,.4);
}
.field.has-error input{border-color:var(--c-error)}
.field-error{display:block;margin-top:6px;font-size:13px;color:var(--c-error)}
.form-note{margin:14px 0 0;font-size:13px;color:var(--c-text-3);line-height:1.7}
.form-success{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
  background:#E7F5EE;color:#0E3B2E;border-radius:12px;padding:12px 14px;font-size:14px;
}
.form-success svg{width:18px;height:18px;color:var(--c-success);flex-shrink:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-900);color:#fff;padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800}
.footer-brand .brand-mark{background:rgba(255,255,255,.1)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);margin:14px 0 0}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-accent);
}
.footer-social svg{width:18px;height:18px}
.footer-col h4{color:#fff;font-size:14px;font-weight:650;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;line-height:2;color:rgba(255,255,255,.78)}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline}
.footer-col p{font-size:14px;line-height:2;color:rgba(255,255,255,.78);margin:0}
.footer-bottom{
  margin-top:40px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{max-width:1240px}
}
@media (max-width:1024px){
  .section{padding:64px 0}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-ghost{display:none}
  .page-hero-inner{grid-template-columns:1fr;gap:32px;padding:56px 0 60px}
  .page-hero-media img{height:240px}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:20px 24px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
  .lead-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .nav-panel{gap:10px}
  .brand-text{font-size:16px}
  .page-hero h1{font-size:clamp(26px,7vw,34px)}
  .page-hero-sub{font-size:16px}
  .news-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start}
  .stat-strip{padding:22px 20px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:26px}
  .lead-aside,.lead-card{padding:26px 20px}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  .nav-panel{padding:0 14px;border-radius:16px;gap:8px}
  .nav-item span{display:none}
  .nav-item{padding:8px 10px}
  .btn{width:100%;padding:0 16px}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-sm{width:auto}
  .stat-strip{grid-template-columns:1fr;gap:18px}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid var(--c-line);padding-top:16px}
  .stat-item:first-child{border-top:0;padding-top:0}
  .news-body{padding:16px}
  .quote-card{padding:20px 16px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:360px){
  .brand-text{font-size:15px}
  .page-hero-inner{padding:44px 0 48px}
  h2{font-size:22px}
  .news-body h3{font-size:17px}
}

/* roulang page: category2 */
:root{
  --c-primary:#0E3B2E;
  --c-primary-700:#0A2C22;
  --c-primary-900:#061A14;
  --c-accent:#C8F24A;
  --c-promo:#FF5A1F;
  --c-promo-dark:#E24A12;
  --c-surface:#FFFFFF;
  --c-bg:#F5F6F1;
  --c-surface-alt:#EDF1E8;
  --c-line:#DFE5D8;
  --c-text:#101A15;
  --c-text-2:#4E5D54;
  --c-text-3:#8A968D;
  --c-success:#17805F;
  --c-error:#C8392B;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,26,21,.06),0 6px 16px -8px rgba(16,26,21,.12);
  --sh-2:0 12px 32px -12px rgba(14,59,46,.28);
  --sp-1:16px;
  --sp-2:24px;
  --sp-3:32px;
  --section:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  text-align:left;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
input,select,textarea{font:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ 导航 ============ */
.site-nav{
  position:sticky;
  top:0;
  z-index:60;
  padding:14px 0;
  background:linear-gradient(180deg,rgba(245,246,241,.96),rgba(245,246,241,.72));
  backdrop-filter:saturate(140%) blur(2px);
  transition:padding .22s var(--ease);
}
.nav-panel{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:72px;
  padding:12px 16px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  box-shadow:var(--sh-1);
  transition:min-height .22s var(--ease),box-shadow .22s var(--ease);
}
.is-scrolled .nav-panel{min-height:60px;box-shadow:var(--sh-2)}
.is-scrolled{padding:10px 0}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--c-primary);
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--c-primary);
  color:var(--c-accent);
  flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:12px;
  font-size:14px;
  font-weight:600;
  color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-item svg{width:20px;height:20px;transition:color .18s var(--ease)}
.nav-item:hover{background:var(--c-surface-alt);color:var(--c-primary)}
.nav-item:hover svg{color:var(--c-promo)}
.nav-item.is-active{background:var(--c-primary);color:#fff}
.nav-item.is-active svg{color:var(--c-accent)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:12px}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  background:var(--c-surface);
  border-radius:12px;
  align-items:center;justify-content:center;
  cursor:pointer;
}
.nav-toggle svg{width:22px;height:22px;color:var(--c-primary)}
.nav-drawer{
  position:fixed;
  inset:0 0 0 auto;
  width:min(360px,88vw);
  background:var(--c-surface);
  border-radius:20px 0 0 20px;
  box-shadow:var(--sh-2);
  transform:translateX(102%);
  transition:transform .26s var(--ease);
  z-index:80;
  display:flex;
  flex-direction:column;
  padding:20px;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-head strong{font-size:16px;color:var(--c-primary)}
.drawer-close{width:40px;height:40px;border:1px solid var(--c-line);background:var(--c-surface);border-radius:10px;cursor:pointer;display:grid;place-items:center}
.drawer-close svg{width:20px;height:20px;color:var(--c-primary)}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-grid .nav-item{flex-direction:column;align-items:flex-start;gap:10px;padding:14px;border:1px solid var(--c-line);border-radius:14px;font-size:13.5px;line-height:1.4}
.drawer-grid .nav-item.is-active{border-color:var(--c-primary)}
.drawer-foot{margin-top:auto;padding-top:18px;display:grid;gap:10px}
.scrim{position:fixed;inset:0;background:rgba(6,26,20,.42);opacity:0;pointer-events:none;transition:opacity .24s var(--ease);z-index:70}
.scrim.is-open{opacity:1;pointer-events:auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  font-size:15px;
  font-weight:650;
  cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--c-promo);color:#fff}
.btn-primary:hover{background:var(--c-promo-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-accent{background:var(--c-accent);color:var(--c-primary-900)}
.btn-accent:hover{background:#d7fa63;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:650;color:var(--c-primary);
  border-bottom:2px solid var(--c-accent);
  padding-bottom:2px;
  transition:color .18s var(--ease),gap .18s var(--ease);
}
.link-more:hover{color:var(--c-promo);gap:10px}

/* ============ 通用板块 ============ */
.section{padding:var(--section) 0}
.section-alt{background:var(--c-bg)}
.section-white{background:var(--c-surface)}
.section-head{max-width:760px;margin-bottom:var(--sp-3)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--c-primary);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding:6px 14px;
  margin-bottom:16px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--c-promo)}
h1{font-size:clamp(30px,5vw,48px);font-weight:800;line-height:1.18;letter-spacing:-.01em;color:var(--c-primary)}
h2{font-size:clamp(24px,3vw,34px);font-weight:750;line-height:1.25;color:var(--c-primary)}
h3{font-size:19px;font-weight:650;line-height:1.4;color:var(--c-text)}
.lead{font-size:17px;line-height:1.85;color:var(--c-text-2)}
.muted{color:var(--c-text-2)}

/* ============ 面包屑 ============ */
.breadcrumb-bar{padding-top:16px}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  background:var(--c-surface-alt);
  border-radius:12px;
  padding:10px 14px;
  font-size:13px;
  color:var(--c-text-2);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--c-text-3)}
.breadcrumb a{transition:color .18s var(--ease)}
.breadcrumb a:hover{color:var(--c-promo)}
.breadcrumb .current{color:var(--c-primary);font-weight:600}

/* ============ 分类 Hero ============ */
.cat-hero{padding:28px 0 0}
.cat-hero-panel{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  box-shadow:var(--sh-1);
  padding:40px;
}
.cat-hero-media{position:relative;border-radius:var(--r-panel);overflow:hidden}
.cat-hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-panel);box-shadow:inset 0 0 0 1px rgba(14,59,46,.18)}
.cat-hero-media::after{
  content:"";
  position:absolute;
  right:-10px;bottom:-10px;
  width:104px;height:64px;
  background:var(--c-accent);
  clip-path:polygon(22% 0,100% 0,100% 100%,0 100%);
  border-radius:8px;
  opacity:.92;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:grid;gap:10px;margin-top:26px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--c-text-2)}
.hero-points svg{width:18px;height:18px;flex:0 0 auto;margin-top:5px;color:var(--c-promo)}

/* ============ 图文交替 ============ */
.feature-list{display:grid;gap:64px}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.feature-row.is-reverse .feature-media{order:2}
.feature-media{border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-1)}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 1.2s var(--ease)}
.feature-row:hover .feature-media img{transform:scale(1.03)}
.feature-body .tag{
  display:inline-block;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;
  margin-bottom:14px;
}
.feature-body h3{font-size:clamp(20px,2.2vw,24px);font-weight:700;color:var(--c-primary);margin-bottom:14px}
.feature-body p{color:var(--c-text-2);margin-bottom:18px}
.mini-list{display:grid;gap:10px}
.mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--c-text-2)}
.mini-list li::before{
  content:"";
  width:9px;height:9px;
  margin-top:9px;
  flex:0 0 auto;
  background:var(--c-accent);
  border:1px solid var(--c-primary);
  border-radius:3px;
}
.feature-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:13px;color:var(--c-text-3)}

/* ============ 数据条 ============ */
.stat-band{
  background:var(--c-primary-900);
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 12px);
  color:#fff;
  border-radius:var(--r-panel);
  padding:40px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat-item{border-left:1px solid rgba(255,255,255,.14);padding-left:20px}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-item .value{font-size:30px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-item .label{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px}
.stat-band-head{grid-column:1/-1;display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:8px}
.stat-band-head h2{color:#fff}
.stat-band-head p{color:rgba(255,255,255,.7);font-size:14px}

/* ============ 对比表 ============ */
.table-scroll{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--c-line);background:var(--c-surface)}
table.compare-mini{width:100%;border-collapse:collapse;min-width:720px}
table.compare-mini caption{text-align:left;padding:18px 20px 0;font-size:14px;color:var(--c-text-3)}
table.compare-mini th,table.compare-mini td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--c-line)}
table.compare-mini thead th{background:var(--c-primary);color:#fff;font-weight:650;font-size:14px;white-space:nowrap}
table.compare-mini thead th.is-hot{background:var(--c-primary-700);color:var(--c-accent)}
table.compare-mini tbody th{font-weight:600;color:var(--c-text-2);background:var(--c-surface-alt);position:sticky;left:0;z-index:2}
table.compare-mini tbody tr:nth-child(even) td{background:rgba(237,241,232,.5)}
table.compare-mini tbody tr:last-child th,table.compare-mini tbody tr:last-child td{border-bottom:0}
table.compare-mini td.yes{color:var(--c-text);font-weight:600}
table.compare-mini td.no{color:var(--c-text-3)}
.table-note{margin-top:14px;font-size:13px;color:var(--c-text-3)}
.compare-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:28px}

/* ============ 表单 ============ */
.lead-wrap{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:start}
.lead-aside{
  background:var(--c-primary);
  color:#fff;
  border-radius:var(--r-panel);
  padding:36px;
  border:1px solid rgba(255,255,255,.14);
}
.lead-aside h2{color:#fff;font-size:24px;margin-bottom:16px}
.lead-aside p{color:rgba(255,255,255,.78);font-size:15px}
.aside-list{display:grid;gap:14px;margin:24px 0}
.aside-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.86)}
.aside-list svg{width:20px;height:20px;flex:0 0 auto;margin-top:4px;color:var(--c-accent)}
.aside-contact{display:grid;gap:10px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:14px;color:rgba(255,255,255,.8)}
.aside-contact span{display:flex;align-items:center;gap:10px}
.aside-contact svg{width:18px;height:18px;color:var(--c-accent)}
.lead-form-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);box-shadow:var(--sh-1);padding:36px}
.form-row{display:grid;gap:8px;margin-bottom:20px}
.form-row label{font-size:14px;font-weight:600;color:var(--c-text)}
.form-row .hint{font-size:13px;color:var(--c-text-3)}
.field{
  height:46px;
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  background:var(--c-surface);
  padding:0 14px;
  font-size:15px;
  color:var(--c-text);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
textarea.field{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical}
.field:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(200,242,74,.35);outline:none}
.field::placeholder{color:var(--c-text-3)}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-success{
  display:flex;gap:10px;align-items:flex-start;
  background:rgba(23,128,95,.1);
  color:var(--c-success);
  border-radius:12px;
  padding:14px 16px;
  font-size:14px;
  margin-bottom:20px;
}
.form-success svg{width:18px;height:18px;flex:0 0 auto;margin-top:4px}
.form-foot{font-size:13px;color:var(--c-text-3);margin-top:14px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-primary-900);
  color:#fff;
  padding:72px 0 28px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.15fr;gap:40px}
.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:rgba(255,255,255,.1);color:var(--c-accent)}
.footer-desc{font-size:14px;color:rgba(255,255,255,.68);line-height:1.85;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social span{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.8);
}
.footer-social svg{width:18px;height:18px}
.footer-col h4{font-size:14px;font-weight:650;margin-bottom:16px;color:#fff}
.footer-col a,.footer-col p{display:block;font-size:14px;color:rgba(255,255,255,.7);line-height:2;transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline}
.footer-bottom{
  margin-top:48px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ============ 响应式 ============ */
@media (min-width:1280px){
  .container{max-width:1240px}
}
@media (max-width:1024px){
  :root{--section:64px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .cat-hero-panel{grid-template-columns:1fr;padding:32px}
  .cat-hero-media{order:-1}
  .lead-wrap{grid-template-columns:1fr}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:32px}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  :root{--section:56px}
  .container{padding:0 18px}
  .feature-row{grid-template-columns:1fr;gap:24px}
  .feature-row.is-reverse .feature-media{order:0}
  .form-grid-2{grid-template-columns:1fr}
  .feature-list{gap:48px}
  .hero-actions .btn{width:100%}
  .compare-cta .btn{width:100%}
}
@media (max-width:560px){
  .nav-panel{border-radius:16px;padding:12px 14px}
  .nav-actions .btn-ghost{display:none}
  .cat-hero-panel{padding:22px}
  .cat-hero-media::after{width:74px;height:46px}
  .lead-form-card,.lead-aside{padding:22px}
  .stat-band{grid-template-columns:1fr;gap:20px;padding:24px}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
  .stat-item:first-child{border-top:0;padding-top:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .drawer-grid{grid-template-columns:1fr}
}
@media (max-width:360px){
  .brand span:last-child{font-size:15px}
  .btn{font-size:14px}
}

/* roulang page: category3 */
:root{
  --c-primary:#0E3B2E;
  --c-primary-700:#0A2C22;
  --c-primary-900:#061A14;
  --c-accent:#C8F24A;
  --c-promo:#FF5A1F;
  --c-promo-dark:#E64A10;
  --c-surface:#FFFFFF;
  --c-bg:#F5F6F1;
  --c-surface-alt:#EDF1E8;
  --c-line:#DFE5D8;
  --c-text:#101A15;
  --c-text-2:#4E5D54;
  --c-text-3:#8A968D;
  --c-success:#17805F;
  --c-error:#C8392B;
  --sh-1:0 1px 2px rgba(16,26,21,.06),0 6px 16px -8px rgba(16,26,21,.12);
  --sh-2:0 12px 32px -12px rgba(14,59,46,.28);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-chip:999px;
  --r-icon:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;line-height:1.85;color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-promo)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:750;line-height:1.28;letter-spacing:-.01em;color:var(--c-primary)}
p{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:1280px){.container{max-width:1240px}}
.section{padding:var(--sec) 0}
.section--tight{padding:56px 0}
.bg-surface{background:var(--c-surface)}
.bg-alt{background:var(--c-surface-alt)}
.bg-striped{
  background-color:var(--c-bg);
  background-image:repeating-linear-gradient(115deg,rgba(14,59,46,.028) 0 2px,transparent 2px 14px);
}
.bg-dark{
  background-color:var(--c-primary-900);
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 2px,transparent 2px 16px);
  color:#fff;
}
.bg-dark h2,.bg-dark h3{color:#fff}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0 10px;background:rgba(245,246,241,.88);backdrop-filter:blur(8px)}
.nav-panel{
  display:flex;align-items:center;gap:16px;
  min-height:72px;padding:12px 16px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);
  transition:min-height .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled .nav-panel{min-height:60px;box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;font-size:17px;color:var(--c-primary);letter-spacing:-.01em}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  width:38px;height:38px;border-radius:var(--r-icon);flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-primary);color:var(--c-accent);
}
.brand-mark svg{width:22px;height:22px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 12px;border-radius:var(--r-icon);
  font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.nav-item svg{width:20px;height:20px;stroke-width:1.75;flex:0 0 auto}
.nav-item:hover{background:var(--c-surface-alt);color:var(--c-primary)}
.nav-item:hover svg{color:var(--c-promo)}
.nav-item.is-active{background:var(--c-primary);color:#fff}
.nav-item.is-active svg{color:var(--c-accent)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-icon);
  border:1px solid var(--c-line);align-items:center;justify-content:center;
  color:var(--c-primary);background:var(--c-surface);
}
.nav-burger svg{width:22px;height:22px;stroke-width:1.75}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:650;letter-spacing:.01em;cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  border:1.5px solid transparent;
}
.btn svg{width:18px;height:18px;stroke-width:1.75}
.btn-primary{background:var(--c-promo);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-promo-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-accent{background:var(--c-accent);color:var(--c-primary);font-weight:700}
.btn-accent:hover{background:#D6FA63;color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-block{width:100%}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:650;color:var(--c-primary);
  border-bottom:2px solid transparent;
  border-image:linear-gradient(90deg,var(--c-accent),rgba(200,242,74,.15)) 1;
  padding-bottom:3px;
  transition:color .18s var(--ease);
}
.btn-link:hover{color:var(--c-promo)}
.btn-link svg{width:18px;height:18px;stroke-width:1.75;transition:transform .18s var(--ease)}
.btn-link:hover svg{transform:translateX(4px)}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);z-index:80;
  background:var(--c-surface);border-radius:20px 0 0 20px;
  box-shadow:-18px 0 40px -20px rgba(6,26,20,.4);
  transform:translateX(105%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:22px 18px 18px;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head strong{font-size:16px;color:var(--c-primary);font-weight:800}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;color:var(--c-primary)}
.drawer-close svg{width:20px;height:20px;stroke-width:1.75}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-link{
  display:flex;flex-direction:column;gap:8px;padding:14px 12px;
  border:1px solid var(--c-line);border-radius:var(--r-icon);background:var(--c-bg);
  font-size:13.5px;font-weight:650;color:var(--c-primary);
}
.drawer-link svg{width:20px;height:20px;stroke-width:1.75;color:var(--c-primary)}
.drawer-link.is-active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.drawer-link.is-active svg{color:var(--c-accent)}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--c-line);display:grid;gap:10px}
.drawer-mask{position:fixed;inset:0;background:rgba(6,26,20,.42);opacity:0;visibility:hidden;transition:opacity .22s var(--ease);z-index:70}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{padding:12px 0 0}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  background:var(--c-surface-alt);border-radius:var(--r-icon);
  padding:10px 14px;font-size:13px;color:var(--c-text-2);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--c-text-3)}
.breadcrumb a{color:var(--c-text-2);font-weight:600}
.breadcrumb a:hover{color:var(--c-promo)}
.breadcrumb .is-current{color:var(--c-primary);font-weight:700}

/* ---------- 分类 Hero ---------- */
.cat-hero{padding:40px 0 8px}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:var(--r-chip);
  background:var(--c-surface-alt);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  border:1px solid var(--c-line);
}
.badge svg{width:16px;height:16px;stroke-width:1.75;color:var(--c-promo)}
.badge--accent{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.badge--accent svg{color:var(--c-accent)}
.cat-hero h1{font-size:clamp(30px,5vw,46px);font-weight:800;line-height:1.18;margin:18px 0 0}
.cat-hero .lead{margin-top:16px;font-size:17px;color:var(--c-text-2);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:0;margin-top:32px;
  border-top:1px solid var(--c-line);padding-top:22px;
}
.fact{padding-right:26px;margin-right:26px;border-right:1px solid var(--c-line)}
.fact:last-child{border-right:0;margin-right:0;padding-right:0}
.fact b{display:block;font-size:28px;font-weight:800;color:var(--c-primary);line-height:1.1}
.fact b.is-promo{color:var(--c-promo)}
.fact span{display:block;margin-top:6px;font-size:13px;color:var(--c-text-2)}
.cat-hero-media{position:relative}
.cat-hero-media img{
  width:100%;height:280px;object-fit:cover;border-radius:var(--r-panel);
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.cat-hero-media::after{
  content:"";position:absolute;right:-6px;bottom:-6px;width:88px;height:88px;
  background:var(--c-accent);border-radius:18px;transform:skewX(-12deg);z-index:-1;
}

/* ---------- 时间线 ---------- */
.tl-head{max-width:680px}
.tl-head h2{font-size:clamp(24px,3vw,34px)}
.tl-head p{margin-top:14px;color:var(--c-text-2)}
.timeline{position:relative;margin-top:52px}
.timeline::before{
  content:"";position:absolute;left:31px;top:16px;bottom:40px;width:2px;
  background:linear-gradient(180deg,var(--c-accent) 0%,rgba(200,242,74,.35) 60%,rgba(200,242,74,0) 100%);
}
.tl-step{display:grid;grid-template-columns:64px minmax(0,1fr);gap:24px;padding-bottom:52px}
.tl-step:last-child{padding-bottom:0}
.tl-node{
  position:relative;z-index:1;width:64px;height:64px;border-radius:var(--r-chip);
  background:var(--c-primary);color:var(--c-accent);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;
  box-shadow:0 0 0 6px var(--c-surface);
}
.tl-body h3{font-size:20px;font-weight:650}
.tl-body .tl-desc{margin-top:10px;color:var(--c-text-2);font-size:16px;max-width:720px}
.tl-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px}
.tl-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.tl-card h4{font-size:16px;font-weight:650;color:var(--c-primary);display:flex;align-items:center;gap:8px}
.tl-card h4 svg{width:18px;height:18px;stroke-width:1.75;color:var(--c-promo)}
.tl-card p{margin-top:8px;font-size:14.5px;color:var(--c-text-2);line-height:1.8}
.tl-meta{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  font-size:12.5px;font-weight:600;color:var(--c-primary);
  background:var(--c-surface-alt);border-radius:var(--r-chip);padding:4px 11px;
}
.tl-meta svg{width:15px;height:15px;stroke-width:1.75}
.tl-figure{margin-top:24px}
.tl-figure img{width:100%;height:230px;object-fit:cover;border-radius:var(--r-panel);border:1px solid var(--c-line)}
.tl-figure figcaption{margin-top:10px;font-size:13px;color:var(--c-text-3)}

/* ---------- 准备速查 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:44px}
.check-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.check-icon{
  width:42px;height:42px;border-radius:var(--r-icon);
  background:var(--c-surface-alt);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.check-icon svg{width:22px;height:22px;stroke-width:1.75}
.check-card h3{font-size:17px;font-weight:650}
.check-card p{margin-top:8px;font-size:14.5px;color:var(--c-text-2)}
.check-list{margin-top:14px;display:grid;gap:8px}
.check-list li{position:relative;padding-left:18px;font-size:14px;color:var(--c-text-2)}
.check-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;
  background:var(--c-accent);
}
.tip-row{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:36px;padding:20px 22px;border-radius:var(--r-card);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.tip-row p{font-size:15px;color:var(--c-text-2)}
.tip-row p b{color:var(--c-primary)}

/* ---------- 限时条 ---------- */
.promo-bar{padding:64px 0}
.promo-inner{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,auto);gap:32px;align-items:center}
.promo-inner h2{font-size:clamp(22px,2.6vw,30px);color:#fff}
.promo-inner .promo-sub{margin-top:10px;color:rgba(255,255,255,.72);font-size:15px}
.countdown{display:flex;align-items:center;gap:8px}
.cd-unit{
  min-width:66px;padding:10px 8px;border-radius:var(--r-icon);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  text-align:center;
}
.cd-unit b{display:block;font-size:24px;font-weight:800;color:var(--c-accent);line-height:1.1}
.cd-unit span{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.66)}

/* ---------- 表单 ---------- */
.lead-grid{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:start}
.lead-aside{
  background:var(--c-primary);color:#fff;border-radius:var(--r-panel);
  padding:32px 28px;box-shadow:var(--sh-1);
}
.lead-aside h2{color:#fff;font-size:clamp(22px,2.6vw,28px)}
.lead-aside ul{margin-top:22px;display:grid;gap:14px}
.lead-aside li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.86);line-height:1.7}
.lead-aside li svg{width:18px;height:18px;stroke-width:1.75;color:var(--c-accent);flex:0 0 auto;margin-top:5px}
.lead-contact{margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:grid;gap:12px}
.lead-contact div{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.lead-contact svg{width:18px;height:18px;stroke-width:1.75;color:var(--c-accent)}
.lead-form{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-panel);
  padding:32px 28px;box-shadow:var(--sh-1);
}
.form-row{display:grid;gap:8px;margin-bottom:18px}
.form-row label{font-size:14px;font-weight:600;color:var(--c-text)}
.form-row .hint{font-size:13px;color:var(--c-text-3)}
.form-control{
  width:100%;min-height:46px;padding:11px 14px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-text);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
textarea.form-control{min-height:112px;resize:vertical;line-height:1.7}
.form-control:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(200,242,74,.45);
}
.form-control::placeholder{color:var(--c-text-3)}
.form-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:6px}
.form-note{font-size:13px;color:var(--c-text-3)}
.form-success{
  display:none;gap:10px;align-items:flex-start;
  background:rgba(23,128,95,.09);color:var(--c-success);
  border-radius:var(--r-icon);padding:14px 16px;font-size:14px;margin-bottom:18px;
}
.form-success.is-visible{display:flex}
.form-success svg{width:18px;height:18px;stroke-width:1.75;flex:0 0 auto;margin-top:4px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-900);color:#fff;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);color:var(--c-accent)}
.footer-desc{margin-top:16px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.85;max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:38px;height:38px;border-radius:var(--r-icon);display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:var(--c-accent);
}
.footer-social svg{width:18px;height:18px;stroke-width:1.75}
.footer-col h4{color:#fff;font-size:14px;font-weight:650;margin-bottom:14px}
.footer-col a,.footer-col p{display:block;font-size:14px;color:rgba(255,255,255,.72);line-height:2}
.footer-col a:hover{color:var(--c-accent);text-decoration:underline}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ---------- 响应式 ---------- */
@media(max-width:1024px){
  :root{--sec:64px}
  .nav-links{display:none}
  .nav-burger{display:flex}
  .cat-hero-grid{grid-template-columns:1fr;gap:28px}
  .cat-hero-media img{height:240px}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lead-grid{grid-template-columns:1fr}
  .promo-inner{grid-template-columns:1fr;gap:24px;text-align:left}
  .countdown{justify-content:flex-start}
}
@media(max-width:768px){
  :root{--sec:56px}
  .container{padding:0 18px}
  .hero-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px;border-top:1px solid var(--c-line)}
  .fact{padding-right:0;margin-right:0;border-right:0}
  .timeline::before{left:25px}
  .tl-step{grid-template-columns:52px minmax(0,1fr);gap:16px;padding-bottom:42px}
  .tl-node{width:52px;height:52px;font-size:17px;box-shadow:0 0 0 5px var(--c-surface)}
  .tl-cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .tip-row{flex-direction:column;align-items:flex-start}
  .cd-unit{min-width:58px}
  .cd-unit b{font-size:20px}
}
@media(max-width:560px){
  .nav-panel{border-radius:16px;padding:12px 14px}
  .brand span:last-child{font-size:15px}
  .check-grid{grid-template-columns:1fr}
  .lead-aside,.lead-form{padding:24px 18px}
  .cat-hero-media::after{width:64px;height:64px}
  .footer-grid{grid-template-columns:1fr}
  .breadcrumb{font-size:12.5px;padding:9px 12px}
}
@media(max-width:360px){
  .container{padding:0 14px}
  .countdown{gap:6px}
  .cd-unit{min-width:50px;padding:8px 6px}
  .cd-unit b{font-size:18px}
}