/* roulang page: index */
:root{
  --brand:#1A6AE0;
  --brand-dark:#1557BA;
  --brand-soft:rgba(26,106,224,.08);
  --brand-soft-2:rgba(26,106,224,.14);
  --accent:#FF7A45;
  --accent-dark:#EB6632;
  --teal:#14B8A6;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --ink-2:#475467;
  --muted:#98A2B3;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-md:0 12px 28px rgba(26,106,224,.14);
  --container:1200px;
  --gap-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid rgba(26,106,224,.35);outline-offset:2px;border-radius:6px}

.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%}
.section{padding:var(--gap-section) 0}
.section--tight{padding:56px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Foundation grid 覆盖为 CSS Grid，保证不加载框架时同样稳定 */
.grid-x{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:28px;margin:0;flex-wrap:nowrap}
.grid-x>.cell{min-width:0;padding:0;margin:0;width:auto;flex:none}
.grid-x>.cell.small-12{grid-column:span 12}
@media (min-width:640px){
  .grid-x>.cell.medium-6{grid-column:span 6}
  .grid-x>.cell.medium-12{grid-column:span 12}
}
@media (min-width:1024px){
  .grid-x>.cell.large-4{grid-column:span 4}
  .grid-x>.cell.large-5{grid-column:span 5}
  .grid-x>.cell.large-6{grid-column:span 6}
  .grid-x>.cell.large-7{grid-column:span 7}
  .grid-x>.cell.large-8{grid-column:span 8}
  .grid-x>.cell.large-12{grid-column:span 12}
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 3px rgba(16,24,40,.05);
}
.nav-wrap{
  max-width:var(--container);margin:0 auto;padding:0 32px;
  height:78px;display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),#3C86F0);
  display:grid;place-items:center;color:#fff;box-shadow:0 6px 16px rgba(26,106,224,.28);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:18px;font-weight:700;letter-spacing:0;color:var(--ink);white-space:nowrap}
.brand-text em{font-style:normal;color:var(--brand)}

.nav-search{flex:1 1 38%;max-width:470px;position:relative}
.nav-search input{
  width:100%;height:46px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:0 48px 0 44px;font-size:15px;transition:border-color .2s,box-shadow .2s,background .2s;
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.14)}
.nav-search .search-icon{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:15px;pointer-events:none;
}
.nav-search .search-btn{
  position:absolute;right:5px;top:5px;height:36px;padding:0 16px;
  border:none;border-radius:var(--r-pill);background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;transition:background .2s,transform .15s;
}
.nav-search .search-btn:hover{background:var(--brand-dark)}
.nav-search .search-btn:active{transform:translateY(1px)}

.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:0 20px;height:44px;
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background .2s,color .2s,border-color .2s,box-shadow .2s,transform .15s;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(26,106,224,.22)}
.btn-primary:hover{background:var(--brand-dark);box-shadow:var(--shadow-md);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,69,.26)}
.btn-accent:hover{background:var(--accent-dark);box-shadow:0 12px 28px rgba(255,122,69,.24);transform:translateY(-1px)}
.btn-accent:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:#fff;color:var(--brand);border-color:rgba(26,106,224,.45)}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:var(--brand-soft);color:var(--brand);border-color:transparent}
.btn-ghost:hover{background:var(--brand-soft-2)}
.btn-sm{height:36px;padding:0 14px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{background:#EDF1F7;color:var(--muted);box-shadow:none;cursor:not-allowed;transform:none;border-color:transparent}

.nav-cats{
  border-top:1px solid var(--line);
  background:rgba(245,248,252,.7);
}
.nav-cats-inner{
  max-width:var(--container);margin:0 auto;padding:0 32px;
  height:50px;display:flex;align-items:center;gap:10px;overflow-x:auto;
  scrollbar-width:none;
}
.nav-cats-inner::-webkit-scrollbar{display:none}
.cat-pill{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  font-size:14px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  transition:all .2s;white-space:nowrap;
}
.cat-pill:hover{color:var(--brand);border-color:rgba(26,106,224,.4);background:var(--brand-soft)}
.cat-pill.is-active{background:var(--brand);color:#fff;border-color:var(--brand)}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;align-items:center;justify-content:center;
}

/* 移动端抽屉 */
.m-drawer{
  position:fixed;inset:0 0 0 auto;width:min(88vw,360px);background:#fff;z-index:120;
  transform:translateX(102%);transition:transform .28s ease;box-shadow:-12px 0 40px rgba(16,24,40,.16);
  display:flex;flex-direction:column;padding:22px 22px 30px;overflow-y:auto;
}
.m-drawer.is-open{transform:translateX(0)}
.m-mask{
  position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:110;opacity:0;visibility:hidden;transition:.25s;
}
.m-mask.is-open{opacity:1;visibility:visible}
.m-drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.m-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2)}
.m-search{position:relative;margin-bottom:20px}
.m-search input{
  width:100%;height:46px;border-radius:var(--r-btn);border:1px solid var(--line);
  padding:0 14px 0 40px;font-size:15px;
}
.m-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.14)}
.m-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}
.m-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.m-nav a{
  padding:12px 14px;border-radius:10px;font-size:15px;color:var(--ink-2);
  display:flex;align-items:center;justify-content:space-between;transition:.2s;
}
.m-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.m-nav a.is-active{background:var(--brand-soft-2);color:var(--brand);font-weight:600}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(105deg,rgba(255,255,255,.96) 0%,rgba(245,248,252,.9) 52%,rgba(26,106,224,.10) 100%),
    url('/assets/images/backpic/back-1.png') center right/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(26,106,224,.10) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.hero-inner{position:relative;z-index:2;padding:78px 0 84px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(20,184,166,.12);color:#0E8F82;font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero h1{
  font-size:42px;line-height:1.25;font-weight:700;letter-spacing:0;color:var(--ink);
  max-width:640px;margin-bottom:18px;
}
.hero h1 span{color:var(--brand)}
.hero-sub{
  font-size:17px;line-height:1.85;color:var(--ink-2);max-width:600px;margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:22px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.hero-points i{color:var(--teal)}

.hero-visual{position:relative}
.hero-shot{
  border-radius:18px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 20px 48px rgba(16,24,40,.12);background:#fff;
}
.hero-shot img{width:100%;aspect-ratio:16/10;object-fit:cover}
.benefit-card{
  position:relative;margin-top:-56px;margin-left:24px;margin-right:24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-md);padding:22px 24px;
}
.benefit-card h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.benefit-card h3 i{color:var(--accent)}
.benefit-card li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);
  padding:7px 0;line-height:1.7;
}
.benefit-card li i{color:var(--teal);margin-top:5px;font-size:13px}
.benefit-card .btn{margin-top:14px}

/* ============ 通用板块标题 ============ */
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:600;margin-bottom:14px;
}
.section-head h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink);margin-bottom:12px}
.section-head p{font-size:16px;color:var(--ink-2);line-height:1.8}

/* ============ 权益对比 ============ */
.plan-table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.plan-table{min-width:100%;font-size:14px}
.plan-table thead th{
  position:sticky;top:0;z-index:3;
  background:#F1F6FE;color:var(--ink);font-weight:700;font-size:15px;
  padding:20px 18px;text-align:left;border-bottom:1px solid var(--line);
}
.plan-table thead th:first-child{width:26%}
.plan-table th .plan-name{display:block;font-size:16px;margin-bottom:2px}
.plan-table th .plan-price{display:block;font-size:13px;font-weight:500;color:var(--ink-2);margin-bottom:10px;font-variant-numeric:tabular-nums}
.plan-table th .btn{height:34px;padding:0 14px;font-size:13px}
.plan-table th.is-rec{background:#E8F1FE;box-shadow:inset 0 3px 0 var(--brand)}
.plan-rec-flag{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;margin-bottom:8px;
}
.plan-table tbody td{
  padding:15px 18px;border-bottom:1px solid #EEF3F9;color:var(--ink-2);vertical-align:middle;
}
.plan-table tbody tr:nth-child(even) td{background:#FAFCFF}
.plan-table tbody td:first-child{color:var(--ink);font-weight:500}
.plan-table tbody td.is-rec{background:#F5F9FF !important;font-weight:600;color:var(--brand)}
.plan-table tbody tr:last-child td{border-bottom:none}
.ic-yes{
  display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;
  background:rgba(20,184,166,.14);color:#0E8F82;font-size:12px;
}
.ic-no{color:#D5DCE6;font-size:15px}
.plan-cards{display:none}

/* ============ 等级阶梯 ============ */
.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.level-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;display:flex;flex-direction:column;height:100%;
  box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.level-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.level-card.is-key{border:1px solid var(--brand);box-shadow:0 8px 24px rgba(26,106,224,.14)}
.level-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.level-no{
  font-size:13px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;
  background:var(--brand-soft);border-radius:var(--r-pill);padding:3px 10px;
}
.level-tag{font-size:12px;font-weight:700;color:#fff;background:var(--teal);border-radius:var(--r-pill);padding:3px 10px}
.level-card.is-key .level-tag{background:var(--accent)}
.level-card h3{font-size:19px;font-weight:700;margin-bottom:6px}
.level-cond{font-size:14px;color:var(--ink-2);margin-bottom:16px;min-height:44px}
.level-bar{height:6px;border-radius:var(--r-pill);background:#EDF2F8;overflow:hidden;margin-bottom:18px}
.level-bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),#5C9BF2)}
.level-card.is-key .level-bar span{background:linear-gradient(90deg,var(--accent),#FFA57D)}
.level-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-2);padding:5px 0;line-height:1.7}
.level-list i{color:var(--teal);margin-top:6px;font-size:12px}
.level-card .btn{margin-top:auto;padding-top:0}

/* ============ 专属内容预览 ============ */
.preview-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;height:100%;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s;
}
.preview-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.preview-media{position:relative;overflow:hidden}
.preview-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s}
.preview-card:hover .preview-media img{transform:scale(1.04)}
.badge-solid{
  position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 10px;border-radius:var(--r-pill);background:var(--accent);color:#fff;
  font-size:12px;font-weight:700;box-shadow:0 4px 12px rgba(255,122,69,.3);
}
.preview-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.preview-body h3{font-size:17px;font-weight:700;line-height:1.55;margin-bottom:10px}
.preview-body p{font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.preview-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}

.badge-soft{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:500;border:1px solid rgba(26,106,224,.16);
}
.link-arrow{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.link-arrow i{transition:transform .2s}
.link-arrow:hover i{transform:translateX(4px)}

/* ============ 最新信息 ============ */
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  display:flex;flex-direction:column;height:100%;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(26,106,224,.3)}
.news-card h3{font-size:17px;font-weight:700;line-height:1.6;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--brand)}
.news-card .news-excerpt{font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;
}
.empty-state .empty-ico{
  width:64px;height:64px;margin:0 auto 18px;border-radius:18px;background:var(--brand-soft);
  display:grid;place-items:center;color:var(--brand);font-size:24px;
}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:18px}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.faq-item.is-open{border-color:rgba(26,106,224,.4);box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;background:none;border:none;cursor:pointer;text-align:left;
  padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;transition:color .2s;
}
.faq-q:hover{color:var(--brand)}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-q .faq-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-size:12px;transition:transform .2s;
}
.faq-item.is-open .faq-ico{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a-inner{padding:0 20px 20px;font-size:14px;line-height:1.9;color:var(--ink-2);border-top:1px solid #F1F5FA;padding-top:16px;margin:0 0 0}

/* ============ CTA 条 ============ */
.cta-band{
  background:linear-gradient(100deg,rgba(26,106,224,.07),rgba(20,184,166,.06));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;padding:44px 0}
.cta-inner h2{font-size:26px;font-weight:700;margin-bottom:8px}
.cta-inner p{font-size:15px;color:var(--ink-2)}
.trust-row{display:flex;flex-wrap:wrap;gap:26px;padding-bottom:36px}
.trust-row li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-2)}
.trust-row i{color:var(--teal);font-size:15px}

/* ============ 页脚 ============ */
.site-footer{background:#0F172A;color:#C7D0DD;padding:62px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text em{color:#7FB4F7}
.foot-brand p{font-size:14px;line-height:1.9;color:#93A2B8;margin:16px 0 0;max-width:320px}
.foot-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:14px;color:#A9B6C8;transition:color .2s}
.foot-col a:hover{color:#7FB4F7;text-decoration:underline}
.foot-contact li{font-size:14px;color:#A9B6C8;margin-bottom:10px;display:flex;gap:9px;align-items:flex-start}
.foot-contact i{color:#7FB4F7;margin-top:5px;font-size:13px}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 30px;font-size:13px;color:#7C8AA0;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero h1{font-size:38px}
}
@media (max-width:1023px){
  :root{--gap-section:64px}
  .nav-wrap{padding:0 20px;height:70px}
  .nav-search{max-width:320px}
  .nav-cats-inner{padding:0 20px}
  .container{padding:0 20px}
  .level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero-inner{padding:56px 0 64px}
  .hero h1{font-size:34px}
}
@media (max-width:900px){
  .nav-search{display:none}
  .nav-actions .btn-login{display:none}
  .nav-toggle{display:inline-flex}
  .nav-cats{display:none}
  .hero-visual .hero-shot{display:none}
  .benefit-card{margin-top:0}
}
@media (max-width:767px){
  .plan-table-wrap{display:none}
  .plan-cards{display:grid;grid-template-columns:1fr;gap:18px}
  .faq-grid{grid-template-columns:1fr}
  .cta-inner{padding:36px 0}
  .cta-inner h2{font-size:22px}
  .section-head h2{font-size:23px}
  .hero h1{font-size:29px;line-height:1.32}
  .hero-sub{font-size:16px}
}
@media (max-width:639px){
  :root{--gap-section:52px}
  .container{padding:0 18px}
  .level-grid{grid-template-columns:1fr}
  .grid-x{gap:20px}
  .grid-x>.cell.medium-6{grid-column:span 12}
  .foot-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .hero-points{gap:14px}
  .brand-text{font-size:16px}
  .plan-card{padding:20px}
}

/* 移动端对比卡 */
.plan-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  box-shadow:var(--shadow-sm);
}
.plan-card.is-rec{border-color:var(--brand);box-shadow:0 10px 26px rgba(26,106,224,.14)}
.plan-card h3{font-size:19px;font-weight:700;margin-bottom:4px}
.plan-card .plan-price{font-size:14px;color:var(--ink-2);margin-bottom:16px;font-variant-numeric:tabular-nums}
.plan-card ul{margin-bottom:18px}
.plan-card li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:14px;color:var(--ink-2);padding:9px 0;border-bottom:1px solid #F1F5FA;
}
.plan-card li:last-child{border-bottom:none}
.plan-card li strong{color:var(--ink);font-weight:500;font-size:14px}

/* roulang page: category1 */
:root{
  --brand:#1A6AE0;
  --brand-strong:#1559BF;
  --brand-soft:#EAF2FE;
  --accent:#FF7A45;
  --accent-soft:#FFF1EA;
  --teal:#14B8A6;
  --teal-soft:#E6F8F5;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --muted:#475467;
  --disabled:#98A2B3;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-lg:0 12px 28px rgba(26,106,224,.14);
  --container:1200px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-strong);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid rgba(26,106,224,.35);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;line-height:1.6;font-weight:600;
  color:var(--brand);background:var(--brand-soft);
  padding:4px 12px;border-radius:999px;margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
h1{font-size:42px;line-height:1.25;font-weight:700;}
h2{font-size:28px;line-height:1.35;font-weight:700;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
.lead{font-size:17px;line-height:1.85;color:var(--muted);}
.muted{color:var(--muted);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;border:1px solid transparent;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(26,106,224,.24);}
.btn-primary:hover{background:#1559BF;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:#fff;color:var(--brand);border-color:#BFD5F5;}
.btn-outline:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-strong);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:#EEF3FA;color:var(--ink);}
.btn-ghost:hover{background:#E2EAF6;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-text{background:none;color:var(--brand);height:auto;padding:0;border-radius:0;}
.btn-text span{border-bottom:2px solid transparent;padding-bottom:2px;transition:border-color .2s ease;}
.btn-text:hover span{border-color:var(--brand);}
.btn[disabled],.btn.is-disabled{background:#EDF1F6;color:var(--disabled);border-color:#EDF1F6;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;line-height:1.4;padding:4px 10px;border-radius:999px;font-weight:600;}
.badge-solid{background:var(--brand);color:#fff;}
.badge-accent{background:var(--accent);color:#fff;}
.badge-teal{background:var(--teal-soft);color:#0E8C7F;}
.badge-soft{background:#fff;color:var(--brand);border:1px solid #C9DDF8;}
.badge-line{background:#fff;color:var(--muted);border:1px solid var(--line);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(16,24,40,.04);
}
.nav-wrap{
  max-width:var(--container);margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand) 0%,#1B7CE8 100%);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(26,106,224,.28);
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{font-size:18px;font-weight:700;line-height:1.2;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand);}
.nav-search{
  position:relative;flex:1 1 40%;max-width:520px;
  display:flex;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  height:46px;padding:0 6px 0 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.12);}
.nav-search .search-icon{color:var(--disabled);font-size:14px;}
.nav-search input{
  flex:1;height:100%;border:0;background:transparent;outline:none;
  padding:0 12px;font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--disabled);}
.search-btn{
  height:36px;padding:0 18px;border-radius:999px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .2s ease,transform .18s ease;
}
.search-btn:hover{background:var(--brand-strong);}
.search-btn:active{transform:translateY(1px);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn-login{height:42px;padding:0 18px;}
.nav-actions .btn-primary{height:42px;padding:0 20px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:#EEF3FA;color:var(--ink);font-size:17px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:#E2EAF6;}
.nav-cats{border-top:1px solid var(--line);background:#FBFDFF;}
.nav-cats-inner{
  max-width:var(--container);margin:0 auto;padding:10px 32px;
  display:flex;flex-wrap:wrap;gap:10px;
}
.cat-pill{
  font-size:14px;font-weight:600;color:var(--muted);
  padding:7px 16px;border-radius:999px;border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.cat-pill:hover{background:var(--brand-soft);color:var(--brand-strong);}
.cat-pill.is-active{background:var(--brand-soft);color:var(--brand-strong);border-color:#C9DDF8;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;color:#fff;
  background-image:
    linear-gradient(112deg,rgba(20,72,158,.94) 0%,rgba(26,106,224,.90) 46%,rgba(15,32,60,.90) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:64px 0 72px;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.32;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:22px;}
.crumbs a{color:rgba(255,255,255,.78);}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs span.sep{opacity:.6;}
.page-hero h1{max-width:840px;color:#fff;}
.page-hero .hero-sub{
  margin-top:18px;max-width:700px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.9);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags .badge{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28);}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.22);
}
.hero-meta .item{color:#fff;}
.hero-meta .num{font-size:26px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-meta .txt{font-size:13px;color:rgba(255,255,255,.76);}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:start;}

/* ---------- feature rows ---------- */
.feature-row{
  display:grid;grid-template-columns:minmax(0,44%) minmax(0,1fr);
  gap:0;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-sm);margin-bottom:28px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feature-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE0FA;}
.feature-row.is-reverse .fr-media{order:2;}
.feature-row.is-reverse .fr-body{order:1;}
.fr-media{position:relative;min-height:260px;background:#EAF0F8;}
.fr-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.fr-media .fr-num{
  position:absolute;left:18px;top:18px;z-index:2;
  width:40px;height:40px;border-radius:12px;background:rgba(16,24,40,.62);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;backdrop-filter:blur(4px);
}
.fr-body{padding:28px;display:flex;flex-direction:column;}
.fr-body h3{font-size:20px;margin-bottom:10px;}
.fr-body p{color:var(--muted);font-size:16px;line-height:1.85;margin-bottom:14px;}
.fr-list{margin:4px 0 18px;display:grid;gap:10px;}
.fr-list li{display:flex;gap:10px;font-size:15px;color:var(--muted);line-height:1.7;}
.fr-list li i{color:var(--teal);margin-top:5px;font-size:13px;}
.fr-foot{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:12px;}
.fr-link{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.fr-link i{transition:transform .2s ease;}
.fr-link:hover i{transform:translateX(4px);}

/* ---------- sidebar ---------- */
.side-col{display:grid;gap:24px;position:sticky;top:150px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--brand);font-size:15px;}
.side-list{display:grid;gap:14px;}
.side-list li{display:flex;gap:10px;font-size:15px;color:var(--muted);line-height:1.7;}
.side-list li b{color:var(--ink);font-weight:600;}
.side-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--teal-soft);
  color:#0E8C7F;display:inline-flex;align-items:center;justify-content:center;font-size:12px;
}
.side-links{display:grid;gap:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:15px;color:var(--ink);font-weight:500;
  transition:background-color .2s ease,color .2s ease;
}
.side-links a:hover{background:var(--brand-soft);color:var(--brand-strong);}
.side-links a i{color:var(--disabled);font-size:12px;}
.side-note{
  background:linear-gradient(180deg,#F0F6FF 0%,#FFFFFF 100%);
  border:1px solid #D6E6FC;border-radius:var(--radius-card);padding:22px;
}
.side-note h3{font-size:17px;margin-bottom:8px;}
.side-note p{font-size:15px;color:var(--muted);margin-bottom:16px;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:8px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 20px;box-shadow:var(--shadow-sm);position:relative;height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.step .step-num{
  font-size:28px;font-weight:700;color:var(--brand);line-height:1;
  font-variant-numeric:tabular-nums;margin-bottom:14px;display:block;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:15px;color:var(--muted);line-height:1.75;}
.step::after{
  content:"";position:absolute;top:40px;right:-19px;width:20px;height:2px;
  background:linear-gradient(90deg,var(--line) 0%,rgba(228,234,242,0) 100%);
}
.steps .step:last-child::after{display:none;}

/* ---------- scenario ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CFE0FA;}
.scene-card .scene-tag{margin-bottom:14px;}
.scene-card h3{font-size:18px;margin-bottom:10px;}
.scene-card p{color:var(--muted);font-size:15px;line-height:1.8;}

/* ---------- faq mini (sidebar) ---------- */
.mini-faq{display:grid;gap:2px;}
.mini-faq .q{
  padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;font-weight:600;color:var(--ink);
}
.mini-faq .a{font-size:14px;color:var(--muted);line-height:1.8;padding:0 0 14px;}
.mini-faq .item:last-child .q{border-bottom:0;}

/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(120deg,rgba(26,106,224,.08) 0%,rgba(20,184,166,.08) 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  padding:56px 0 40px;
}
.cta-copy h2{font-size:27px;margin-bottom:10px;}
.cta-copy p{color:var(--muted);font-size:16px;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.trust-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
  padding:0 0 48px;
}
.trust-row .t{
  display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);line-height:1.7;
}
.trust-row .t i{
  color:var(--teal);background:#fff;border:1px solid var(--line);
  width:32px;height:32px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  flex:0 0 auto;font-size:13px;
}
.trust-row .t b{color:var(--ink);display:block;font-weight:600;}

/* ---------- footer ---------- */
.site-footer{background:#0F1A2E;color:#C6D0DE;padding:72px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.foot-brand .brand{color:#fff;margin-bottom:16px;}
.foot-brand .brand:hover{color:#fff;}
.foot-brand p{font-size:15px;line-height:1.85;color:#93A0B4;max-width:340px;}
.foot-col h3{font-size:16px;color:#fff;margin-bottom:18px;}
.foot-col ul{display:grid;gap:12px;}
.foot-col a{color:#A9B6C9;font-size:15px;}
.foot-col a:hover{color:#fff;text-decoration:underline;}
.foot-contact li{display:flex;gap:10px;font-size:15px;color:#A9B6C9;line-height:1.7;}
.foot-contact i{color:#5B87C9;margin-top:5px;font-size:13px;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:22px 0 28px;font-size:14px;color:#7C8AA0;
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px;}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr));}
  .step::after{display:none;}
}
@media (max-width:1023px){
  h1{font-size:36px;}
  h2{font-size:25px;}
  .section{padding:64px 0;}
  .container{padding:0 24px;}
  .nav-wrap{padding:12px 24px;gap:16px;}
  .nav-cats-inner{padding:10px 24px;}
  .layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-col{position:static;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-search{max-width:none;}
}
@media (max-width:900px){
  .nav-cats{display:none;}
  .nav-cats.is-open{display:block;}
  .nav-toggle{display:inline-flex;}
  .nav-search{order:3;flex-basis:100%;max-width:100%;margin-top:4px;}
  .nav-wrap{flex-wrap:wrap;}
  .nav-actions{margin-left:auto;}
  .btn-login{display:none;}
}
@media (max-width:767px){
  .feature-row{grid-template-columns:minmax(0,1fr);}
  .feature-row.is-reverse .fr-media{order:0;}
  .feature-row.is-reverse .fr-body{order:0;}
  .fr-media{min-height:200px;position:relative;height:210px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:minmax(0,1fr);}
  .trust-row{grid-template-columns:minmax(0,1fr);gap:14px;}
  .cta-inner{padding:48px 0 32px;}
}
@media (max-width:520px){
  body{font-size:16px;}
  h1{font-size:29px;line-height:1.3;}
  h2{font-size:22px;}
  .container{padding:0 20px;}
  .nav-wrap{padding:10px 20px;}
  .nav-cats-inner{padding:10px 20px;}
  .section{padding:52px 0;}
  .page-hero{padding:44px 0 52px;}
  .steps{grid-template-columns:minmax(0,1fr);}
  .fr-body{padding:22px;}
  .side-card{padding:20px;}
  .foot-grid{grid-template-columns:minmax(0,1fr);}
  .hero-meta{gap:20px;}
  .cta-actions .btn{width:100%;}
  .brand-text{font-size:16px;}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root{
  --brand:#1A6AE0;
  --brand-dark:#1559BE;
  --brand-soft:rgba(26,106,224,.10);
  --accent:#FF7A45;
  --teal:#14B8A6;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --ink-2:#475467;
  --muted:#98A2B3;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow:0 2px 8px rgba(16,24,40,.06);
  --shadow-hover:0 12px 28px rgba(26,106,224,.14);
  --space-section:88px;
  --font-cn:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}

/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.35;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ===== 覆盖 Foundation 默认外观 ===== */
body,.button,button,input,select,textarea{font-family:var(--font-cn)}
h1,h2,h3,h4{font-family:var(--font-cn);color:var(--ink)}
.button{background:none;color:inherit;border:0;padding:0;margin:0;font-size:inherit;border-radius:0}
input[type="search"],input[type="text"],input[type="email"]{appearance:none;-webkit-appearance:none;margin:0}
.reveal{outline:none}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,24,40,.04);
}
.nav-wrap{
  max-width:1200px;margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,#1A6AE0 0%,#14B8A6 100%);
  color:#fff;display:grid;place-items:center;
  box-shadow:0 6px 14px rgba(26,106,224,.26);
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:19px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.2px}
.brand-text em{font-style:normal;color:var(--brand)}
.brand:hover .brand-text{color:var(--ink)}

.nav-search{position:relative;flex:1 1 auto;max-width:480px;display:flex;align-items:center}
.nav-search input{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--radius-pill);
  background:#fff;padding:0 108px 0 44px;font-size:15px;color:var(--ink);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.14)}
.search-icon{position:absolute;left:18px;color:var(--muted);font-size:15px;pointer-events:none}
.search-btn{
  position:absolute;right:5px;height:36px;padding:0 20px;border-radius:var(--radius-pill);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--brand-dark)}
.search-btn:active{transform:translateY(1px)}

.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--ink);font-size:18px;
  align-items:center;justify-content:center;transition:background-color .2s ease;
}
.nav-toggle:hover{background:#F0F5FC}

.nav-cats{border-top:1px solid var(--line);background:#fff}
.nav-cats-inner{
  max-width:1200px;margin:0 auto;padding:10px 32px;
  display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;
}
.nav-cats-inner::-webkit-scrollbar{display:none}
.cat-pill{
  padding:7px 16px;border-radius:var(--radius-pill);font-size:14px;
  color:var(--ink-2);background:#F2F6FC;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.cat-pill:hover{background:#E6EFFB;color:var(--brand)}
.cat-pill.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600}

/* ===== 按钮系统 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,
             transform .18s ease,box-shadow .18s ease;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(26,106,224,.35)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(26,106,224,.22)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 28px rgba(26,106,224,.24)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:#fff;color:var(--brand);border-color:rgba(26,106,224,.32)}
.btn-outline:hover{background:#F0F6FF;color:var(--brand-dark);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:#EEF3FB;color:var(--ink)}
.btn-ghost:hover{background:#E2EBF9;transform:translateY(-1px)}
.btn-text{padding:0;height:auto;color:var(--brand);font-weight:600}
.btn-text:hover{color:var(--brand-dark);text-decoration:underline}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn:disabled{background:#EEF1F6;color:var(--muted);border-color:transparent;box-shadow:none;cursor:not-allowed;transform:none}

/* ===== 徽章与标签 ===== */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;line-height:1.5}
.badge-solid{background:var(--brand);color:#fff}
.badge-accent{background:var(--accent);color:#fff}
.badge-soft{background:var(--brand-soft);color:var(--brand);border:1px solid rgba(26,106,224,.16)}
.badge-line{background:#fff;color:var(--ink-2);border:1px solid var(--line)}

/* ===== 文章头部 ===== */
.article-hero{padding:36px 0 0}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--ink-2);margin-bottom:22px;
}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--muted)}
.breadcrumb .current{color:var(--muted);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:860px}
.article-title{
  font-size:40px;line-height:1.28;font-weight:700;
  margin:16px 0 18px;letter-spacing:-.2px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--ink-2)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--muted);font-size:13px}

/* ===== 文章主体布局 ===== */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 260px;
  gap:56px;justify-content:center;padding:32px 0 0;
}
.article-main{min-width:0}
.article-cover{
  border-radius:var(--radius-card);overflow:hidden;
  margin-bottom:32px;box-shadow:var(--shadow);background:#fff;
}
.article-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}

/* 正文排版 */
.article-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:36px 42px;box-shadow:var(--shadow);
  font-size:17px;line-height:1.85;color:#1D2939;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  font-size:26px;line-height:1.4;margin:1.8em 0 .7em;
  padding-left:14px;border-left:4px solid var(--brand);border-radius:2px;
}
.article-body h3{font-size:19px;line-height:1.5;margin:1.5em 0 .6em;color:#1D2939}
.article-body h4{font-size:17px;margin:1.3em 0 .5em;color:var(--ink-2)}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.35em}
.article-body ul li{list-style:disc;margin-bottom:.45em}
.article-body ol li{list-style:decimal;margin-bottom:.45em}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:1.4em 0;padding:16px 20px;
  border-left:3px solid var(--brand);background:#F7FAFF;
  border-radius:0 12px 12px 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.5em auto;box-shadow:var(--shadow)}
.article-body figure{margin:1.5em 0}
.article-body figure img{margin:0 auto}
.article-body figcaption{text-align:center;font-size:14px;color:var(--ink-2);margin-top:.7em}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-dark)}
.article-body table{width:100%;margin:1.4em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body thead th{background:#F0F6FF;color:var(--brand-dark);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body tbody tr:nth-child(even){background:#FAFCFE}
.article-body code{background:#F2F6FC;border-radius:6px;padding:2px 6px;font-size:15px;color:var(--brand-dark)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* 会员引导卡（正文中段） */
.member-inline{
  margin:2em 0;padding:26px 28px;border-radius:var(--radius-card);
  background:linear-gradient(135deg,#F2F7FF 0%,#F4FBF9 100%);
  border:1px solid rgba(26,106,224,.2);
}
.member-inline .member-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.member-inline h3{font-size:19px;color:var(--ink)}
.member-inline p.lead{font-size:15px;color:var(--ink-2);margin-bottom:16px}
.member-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.member-points li{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;font-size:14px;color:var(--ink-2);display:flex;gap:10px;align-items:flex-start;
}
.member-points i{color:var(--teal);font-size:15px;margin-top:3px}
.member-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}

/* 空状态 */
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow);
}
.empty-state i{font-size:32px;color:var(--muted);margin-bottom:16px;display:block}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:20px}

/* 目录 */
.article-aside{min-width:0}
.toc{
  position:sticky;top:132px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow);
}
.toc h2{font-size:15px;color:var(--ink-2);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.toc h2 i{color:var(--brand)}
.toc-list a{
  display:block;font-size:14px;color:var(--ink-2);line-height:1.55;
  padding:7px 0 7px 12px;border-left:2px solid transparent;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.toc-list a:hover,.toc-list a.is-active{color:var(--brand);border-left-color:var(--brand);background:#F7FAFF}
.toc-empty{font-size:14px;color:var(--muted)}
.toc-member{
  margin-top:18px;padding:16px;border-radius:12px;background:#F7FAFF;
  font-size:14px;color:var(--ink-2);
}
.toc-member strong{display:block;color:var(--ink);font-size:15px;margin-bottom:6px}
.toc-member .btn{margin-top:12px;width:100%}

/* 相关推荐 */
.related{margin-top:64px}
.section-head{margin-bottom:26px}
.section-head h2{font-size:26px;letter-spacing:-.2px}
.section-head p{color:var(--ink-2);font-size:15px;margin-top:8px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mini-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(26,106,224,.28)}
.mini-thumb{aspect-ratio:16/9;overflow:hidden;background:#EEF3FB}
.mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.mini-card:hover .mini-thumb img{transform:scale(1.05)}
.mini-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.mini-body h3{font-size:16px;line-height:1.5}
.mini-card:hover .mini-body h3{color:var(--brand)}
.mini-body p{
  font-size:14px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.mini-link i{transition:transform .22s ease}
.mini-card:hover .mini-link i{transform:translateX(4px)}

.article-back{margin-top:28px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.article-back .divider{width:1px;height:16px;background:var(--line)}

/* CTA 条 */
.cta-section{padding:var(--space-section) 0 0}
.cta-bar{
  background:rgba(26,106,224,.07);border:1px solid rgba(26,106,224,.14);
  border-radius:20px;padding:36px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-bar h2{font-size:24px;margin-bottom:8px}
.cta-bar p{font-size:15px;color:var(--ink-2)}
.cta-trust{display:flex;gap:26px;flex-wrap:wrap;margin-top:24px;font-size:14px;color:var(--ink-2)}
.cta-trust span{display:inline-flex;align-items:center;gap:8px}
.cta-trust i{color:var(--teal)}

/* ===== 页脚 ===== */
.site-footer{background:#0F172A;color:#C7D2E1;margin-top:var(--space-section)}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding:64px 0 40px;
}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text em{color:#6FB1FF}
.site-footer .brand-mark{box-shadow:none}
.foot-brand p{font-size:14px;line-height:1.8;color:#93A4BC;margin-top:16px;max-width:330px}
.foot-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.foot-col ul li{margin-bottom:10px}
.foot-col a{font-size:14px;color:#93A4BC}
.foot-col a:hover{color:#fff;text-decoration:underline}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#93A4BC;margin-bottom:12px;align-items:flex-start}
.foot-contact i{margin-top:4px;color:#5B8DEF}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:14px;color:#7C8CA6;
}

/* ===== 响应式 ===== */
@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .toc{position:static}
  .article-aside{order:2}
  .article-main{order:1}
}
@media (max-width:1024px){
  :root{--space-section:72px}
  .article-title{font-size:34px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .member-points{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:920px){
  .nav-wrap{flex-wrap:wrap;padding:10px 20px;gap:12px}
  .nav-search{display:none}
  .nav-cats{display:none}
  .nav-toggle{display:inline-flex}
  body.nav-open .nav-search{display:flex;order:3;flex:1 1 100%;max-width:none;margin-top:10px}
  body.nav-open .nav-cats{display:block}
  body.nav-open .nav-cats-inner{flex-direction:column;padding:12px 20px 18px;overflow:visible}
  body.nav-open .cat-pill{background:#F2F6FC;text-align:left}
  .container{padding:0 20px}
  .nav-cats-inner{padding:10px 20px}
}
@media (max-width:768px){
  .article-hero{padding:26px 0 0}
  .article-title{font-size:29px;line-height:1.35}
  .article-body{padding:26px 22px;font-size:16.5px}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-bar{padding:28px 24px}
  .cta-bar h2{font-size:21px}
  .cta-bar .btn{width:100%}
  .breadcrumb .current{max-width:180px}
}
@media (max-width:520px){
  :root{--space-section:52px}
  .brand-text{font-size:17px}
  .brand-mark{width:34px;height:34px}
  .article-title{font-size:25px}
  .article-meta{gap:6px 14px;font-size:13.5px}
  .article-body{padding:22px 18px;font-size:16px}
  .member-inline{padding:20px 18px}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 32px}
  .foot-bottom{flex-direction:column;gap:6px}
  .btn{height:46px}
}

/* roulang page: category2 */
:root{
  --brand:#1A6AE0;
  --brand-dark:#1558BC;
  --brand-soft:#E9F1FE;
  --brand-tint:#F2F7FF;
  --accent:#FF7A45;
  --accent-soft:#FFEDE5;
  --accent-ink:#D9521E;
  --teal:#14B8A6;
  --teal-soft:#E3F7F4;
  --teal-ink:#0E8C80;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --muted:#475467;
  --disabled:#98A2B3;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-lg:0 12px 28px rgba(26,106,224,.14);
  --section-y:88px;
  --container:1200px;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;font-size:inherit;line-height:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
h1,h2,h3,h4{line-height:1.35;color:var(--ink);}
input,button,select,textarea{font-family:inherit;}
::selection{background:rgba(26,106,224,.18);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(26,106,224,.24);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:#EDF2F9;color:var(--ink);}
.btn-ghost:hover{background:#E2EAF6;color:var(--brand-dark);transform:translateY(-1px);}
.btn-text{background:none;border:none;padding:0;height:auto;color:var(--brand);font-weight:600;}
.btn-text:hover{color:var(--brand-dark);text-decoration:underline;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn:disabled,.btn.is-disabled{background:#E7ECF3;color:var(--disabled);border-color:#E7ECF3;box-shadow:none;cursor:not-allowed;transform:none;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(26,106,224,.35);outline-offset:2px;border-radius:6px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(16,24,40,.04);
}
.nav-wrap{
  width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;
  display:flex;align-items:center;gap:18px;height:72px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink);white-space:nowrap;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;color:#fff;
  background:linear-gradient(135deg,#1A6AE0,#3E8CF2);
  box-shadow:0 4px 12px rgba(26,106,224,.28);
}
.brand-mark svg{width:19px;height:19px;}
.brand-text em{font-style:normal;color:var(--brand);}

.nav-search{position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:520px;margin:0 auto;}
.nav-search input{
  width:100%;height:46px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;
  padding:0 104px 0 46px;font-size:15px;color:var(--ink);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:#9AA6B6;}
.nav-search input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.12);}
.search-icon{position:absolute;left:18px;color:#8A97A8;font-size:15px;pointer-events:none;}
.search-btn{
  position:absolute;right:5px;top:5px;height:36px;padding:0 18px;
  border:none;border-radius:var(--radius-pill);background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;transition:background-color .2s ease;
}
.search-btn:hover{background:var(--brand-dark);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

.nav-cats{border-top:1px solid var(--line);background:#FBFCFE;}
.nav-cats-inner{
  width:100%;max-width:var(--container);margin:0 auto;padding:10px 32px;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.cat-pill{
  font-size:14px;font-weight:500;color:var(--muted);
  padding:7px 15px;border-radius:var(--radius-pill);
  transition:background-color .2s ease,color .2s ease;
}
.cat-pill:hover{background:var(--brand-soft);color:var(--brand-dark);}
.cat-pill.is-active{background:var(--brand);color:#fff;font-weight:600;box-shadow:0 4px 12px rgba(26,106,224,.22);}
.cat-pill.is-active:hover{background:var(--brand-dark);color:#fff;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  padding:52px 0 60px;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(115deg,rgba(245,248,252,.96) 0%,rgba(233,241,254,.88) 52%,rgba(245,248,252,.94) 100%),
    url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:16px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span{color:#B3BDCB;}
.page-hero h1{
  font-size:clamp(28px,3.5vw,42px);font-weight:700;line-height:1.25;
  margin:14px 0 18px;
}
.hero-lead{font-size:17px;line-height:1.85;color:var(--muted);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:26px;margin-top:30px;}
.hero-fact{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--muted);}
.hero-fact i{color:var(--teal);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;border-radius:20px;border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(16,24,40,.12);
}

/* ---------- sections ---------- */
.section{padding:var(--section-y) 0;}
.section--tint{background:#FBFCFE;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--radius-pill);
  padding:5px 13px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(23px,2.4vw,29px);font-weight:700;margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--muted);line-height:1.85;}

/* ---------- chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.chip{
  height:38px;padding:0 17px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:14px;cursor:pointer;
  transition:border-color .2s ease,color .2s ease,background-color .2s ease,transform .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;box-shadow:0 6px 14px rgba(26,106,224,.22);}
.chip.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;}

/* ---------- grid helper ---------- */
.grid-x.grid-padding-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-padding-x>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px;}

/* ---------- data cards ---------- */
.data-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.data-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE0FA;}
.data-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);}
.data-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.data-card:hover .thumb img{transform:scale(1.05);}
.data-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.data-card h3{font-size:18px;font-weight:600;line-height:1.5;}
.data-card h3 a:hover{color:var(--brand);}
.data-card p{font-size:15px;line-height:1.8;color:var(--muted);}
.card-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;}
.arrow-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;}
.arrow-link i{transition:transform .22s ease;}
.data-card:hover .arrow-link i,.arrow-link:hover i{transform:translateX(4px);}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;padding:4px 11px;border-radius:var(--radius-pill);
}
.badge-solid{background:var(--brand-soft);color:var(--brand);}
.badge-accent{background:var(--accent-soft);color:var(--accent-ink);}
.badge-teal{background:var(--teal-soft);color:var(--teal-ink);}
.badge-outline{background:#fff;border:1px solid var(--line);color:var(--muted);}

/* ---------- coverage ---------- */
.cover-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:start;}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.check-item{
  display:flex;gap:12px;padding:18px 20px;background:#fff;
  border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,transform .2s ease;
}
.check-item:hover{border-color:#CFE0FA;transform:translateY(-2px);}
.check-icon{
  width:22px;height:22px;flex:0 0 auto;margin-top:4px;border-radius:50%;
  background:var(--teal-soft);color:var(--teal-ink);
  display:flex;align-items:center;justify-content:center;font-size:11px;
}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:5px;}
.check-item p{font-size:14.5px;line-height:1.75;color:var(--muted);}

.side-card{
  position:sticky;top:150px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:18px;font-weight:600;margin-bottom:14px;}
.side-list{display:flex;flex-direction:column;gap:12px;margin-bottom:20px;}
.side-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.75;}
.side-list i{color:var(--brand);margin-top:5px;font-size:12px;}
.side-note{
  font-size:13px;color:var(--muted);background:var(--brand-tint);
  border-radius:12px;padding:12px 14px;margin-bottom:18px;line-height:1.7;
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:13px;margin-bottom:16px;
  background:var(--brand-soft);color:var(--brand);
  font-weight:800;font-size:17px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:9px;}
.step p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.step-line{height:4px;border-radius:999px;background:#EEF3FA;margin-top:18px;overflow:hidden;}
.step-line span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#1A6AE0,#14B8A6);}

/* ---------- stats ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:34px 30px;box-shadow:var(--shadow-sm);
}
.stat-item{text-align:left;}
.stat-num{
  font-size:32px;font-weight:800;color:var(--brand);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-num small{font-size:15px;font-weight:700;color:var(--muted);margin-left:3px;}
.stat-label{font-size:14px;color:var(--muted);margin-top:6px;}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;align-items:start;}
.accordion.faq-list{background:transparent;border:none;margin:0;padding:0;list-style:none;}
.faq-list .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-list .accordion-item.is-active{border-color:#CFE0FA;box-shadow:0 10px 24px rgba(26,106,224,.10);}
.faq-list .accordion-title{
  display:block;position:relative;
  padding:18px 54px 18px 22px;
  background:transparent;border:none;
  font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:background-color .2s ease,color .2s ease;
}
.faq-list .accordion-title h3{font-size:16.5px;font-weight:600;color:inherit;margin:0;line-height:1.6;}
.faq-list .accordion-title:hover{background:#F8FAFF;color:var(--brand);}
.faq-list .accordion-item.is-active .accordion-title{color:var(--brand);}
.faq-list .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);line-height:1;
  background:none;width:auto;height:auto;
}
.faq-list .accordion-item.is-active .accordion-title::before{content:"\2212";}
.faq-list .accordion-content{
  background:#fff;border:none;padding:0 22px 20px;color:var(--muted);
  font-size:15px;line-height:1.85;
}
.faq-list .accordion-content p{margin:0;}

/* ---------- cta ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  background:rgba(26,106,224,.07);
  border:1px solid #D9E7FB;border-radius:20px;
  padding:40px 42px;
}
.cta-band h2{font-size:clamp(21px,2.2vw,26px);font-weight:700;margin-bottom:10px;}
.cta-band p{font-size:15.5px;color:var(--muted);line-height:1.8;max-width:620px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;flex:0 0 auto;}
.trust-row{display:flex;flex-wrap:wrap;gap:26px;margin-top:24px;}
.trust-item{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--muted);}
.trust-item i{color:var(--teal);}

/* ---------- footer ---------- */
.site-footer{background:#0E1A2E;color:#C7D2E1;margin-top:0;}
.site-footer .container{padding-top:0;}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding:64px 0 34px;
}
.site-footer .brand{color:#fff;font-size:19px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-text em{color:#6FA8F5;}
.foot-brand p{font-size:14.5px;line-height:1.85;color:#93A2B8;margin-top:16px;max-width:340px;}
.foot-col h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{font-size:14.5px;color:#A9B6C8;}
.foot-col a:hover{color:#6FA8F5;text-decoration:underline;}
.foot-contact li{display:flex;align-items:center;gap:9px;font-size:14.5px;color:#A9B6C8;}
.foot-contact i{color:#6FA8F5;}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0 34px;font-size:14px;color:#8A99AF;
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .nav-search{max-width:420px;}
}
@media (max-width:1023px){
  :root{--section-y:64px;}
  .nav-wrap{padding:0 24px;height:68px;flex-wrap:wrap;}
  .nav-search{display:none;}
  .nav-cats{display:none;}
  .nav-actions .btn-login{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{gap:12px;}
  .site-header.is-open .nav-wrap{padding-bottom:16px;}
  .site-header.is-open .nav-search{display:flex;width:100%;max-width:none;margin:4px 0 12px;order:3;}
  .site-header.is-open .nav-search input{padding-right:100px;}
  .site-header.is-open .nav-cats{display:block;}
  .site-header.is-open .nav-cats-inner{flex-direction:column;align-items:stretch;gap:8px;padding:12px 24px 18px;}
  .site-header.is-open .cat-pill{background:#F1F5FB;padding:11px 16px;border-radius:12px;text-align:left;}
  .site-header.is-open .cat-pill.is-active{background:var(--brand);}
  .container{padding:0 24px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual{max-width:560px;}
  .cover-layout{grid-template-columns:1fr;}
  .side-card{position:static;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
  .faq-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;padding:52px 0 28px;}
}
@media (max-width:767px){
  .check-list{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 24px;gap:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:640px){
  :root{--section-y:52px;}
  .container{padding:0 20px;}
  .nav-wrap{padding:0 20px;}
  .brand{font-size:17px;}
  .brand-mark{width:31px;height:31px;}
  .nav-actions .btn-primary{display:none;}
  .page-hero{padding:34px 0 44px;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-facts{gap:14px;flex-direction:column;}
  .steps{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;padding:26px 20px;}
  .stat-num{font-size:26px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .chip{height:36px;font-size:13.5px;padding:0 14px;}
}

/* roulang page: category4 */
:root{
  --primary:#1A6AE0;
  --primary-dark:#1558BE;
  --primary-soft:#E8F0FD;
  --accent:#FF7A45;
  --accent-deep:#E85D22;
  --teal:#14B8A6;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --muted:#475467;
  --disabled:#98A2B3;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh:0 2px 8px rgba(16,24,40,.06);
  --sh-hover:0 12px 28px rgba(26,106,224,.14);
  --container:1200px;
  --sec-y:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid rgba(26,106,224,.35);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 3px rgba(16,24,40,.04);
}
.nav-wrap{
  max-width:var(--container);margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;gap:22px;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink);white-space:nowrap}
.brand-mark{
  width:34px;height:34px;border-radius:10px;color:#fff;
  background:linear-gradient(135deg,var(--primary),#3E8BFF);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 34px;
}
.brand-mark svg{width:19px;height:19px}
.brand-text em{font-style:normal;color:var(--primary)}
.nav-search{
  position:relative;flex:1 1 auto;max-width:480px;height:46px;
  display:flex;align-items:center;
  padding:0 5px 0 42px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,106,224,.15)}
.search-icon{position:absolute;left:16px;color:var(--disabled);font-size:15px}
.nav-search input{flex:1;height:100%;border:0;outline:none;background:transparent;font-size:15px;color:var(--ink);min-width:0}
.nav-search input::placeholder{color:var(--disabled)}
.search-btn{
  height:36px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--primary-dark)}
.search-btn:active{transform:translateY(1px)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;
}

/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--sh-hover);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:#fff;color:var(--primary);border-color:rgba(26,106,224,.4)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary);border-color:var(--primary)}
.btn-ghost{background:var(--primary-soft);color:var(--primary);border-color:transparent}
.btn-ghost:hover{background:#D8E6FC;color:var(--primary)}
.btn-text{height:auto;padding:0;color:var(--primary);font-weight:600;border:0;background:none}
.btn-text:hover{text-decoration:underline}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn:disabled,.btn.is-disabled{background:#EEF1F6;color:var(--disabled);border-color:#EEF1F6;cursor:not-allowed;box-shadow:none;transform:none}

/* 分类胶囊 */
.nav-cats{border-top:1px solid var(--line);background:#fff}
.nav-cats-inner{
  max-width:var(--container);margin:0 auto;padding:10px 32px;
  display:flex;gap:10px;overflow-x:auto;scrollbar-width:thin;
}
.cat-pill{
  padding:7px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--muted);white-space:nowrap;
  border:1px solid transparent;transition:background .2s ease,color .2s ease;
}
.cat-pill:hover{color:var(--primary);background:var(--primary-soft)}
.cat-pill.is-active{background:var(--primary);color:#fff}
.cat-pill.is-active:hover{background:var(--primary-dark);color:#fff}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-y) 0}
.sec-head{margin-bottom:36px;max-width:780px}
.sec-head h2{font-size:28px;line-height:1.35}
.sec-head p{margin-top:12px;color:var(--muted);font-size:16px}
.badge{display:inline-block;padding:4px 10px;border-radius:var(--r-pill);font-size:13px;font-weight:600;line-height:1.5}
.badge-soft{background:var(--primary-soft);color:var(--primary)}
.badge-accent{background:rgba(255,122,69,.13);color:var(--accent-deep)}
.badge-teal{background:rgba(20,184,166,.13);color:#0E8C7E}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ============ 内页小首屏 ============ */
.page-hero{
  position:relative;
  background:linear-gradient(rgba(245,248,252,.93),rgba(245,248,252,.93)),
             url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
  background-image:linear-gradient(var(--primary) 1px,transparent 1px),linear-gradient(90deg,var(--primary) 1px,transparent 1px);
  background-size:46px 46px;
}
.page-hero .container{
  position:relative;z-index:2;
  padding-top:52px;padding-bottom:52px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:18px}
.crumbs a:hover{color:var(--primary);text-decoration:underline}
.crumbs i{font-size:11px;color:var(--disabled);margin:0 8px}
.crumbs .here{color:var(--ink);font-weight:600}
.page-hero h1{font-size:40px;line-height:1.25}
.page-hero .lead{margin-top:16px;font-size:17px;color:var(--muted);max-width:580px;line-height:1.8}
.hero-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.hero-media img{
  width:100%;height:286px;object-fit:cover;
  border-radius:var(--r-card);
  box-shadow:0 18px 42px rgba(16,24,40,.14);
}
.hero-note{
  margin-top:14px;font-size:14px;color:var(--muted);
  display:flex;align-items:center;gap:8px;
}
.hero-note i{color:var(--teal)}

/* ============ 大字导语开篇 ============ */
.opening{display:grid;grid-template-columns:1.35fr 1fr;gap:44px;align-items:center}
.opening .big{
  font-size:20px;line-height:1.9;color:var(--ink);font-weight:400;
}
.opening .big strong{color:var(--primary);font-weight:700}
.opening .small-note{margin-top:18px;color:var(--muted);font-size:15px}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--sh);transition:box-shadow .25s ease,transform .25s ease;
}
.stat:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.stat b{display:block;font-size:26px;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2}
.stat span{display:block;margin-top:6px;font-size:14px;color:var(--muted)}

/* ============ 双列清单 ============ */
.list-cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.list-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.list-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.list-card h3{font-size:19px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.list-card h3 i{color:var(--primary);font-size:16px}
.check-list li{
  position:relative;padding-left:32px;margin-bottom:15px;
  color:var(--muted);line-height:1.8;font-size:15px;
}
.check-list li:last-child{margin-bottom:0}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:3px;
  width:20px;height:20px;border-radius:50%;
  background:rgba(20,184,166,.14);color:var(--teal);
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.check-list li strong{color:var(--ink);font-weight:600}

/* ============ 主体两栏 + 侧栏 FAQ ============ */
.faq-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:38px;align-items:start}
.steps li{
  display:flex;gap:18px;padding:22px 0;border-bottom:1px dashed var(--line);
}
.steps li:last-child{border-bottom:0;padding-bottom:0}
.steps .num{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary);
  font-weight:700;font-size:16px;font-variant-numeric:tabular-nums;
  display:flex;align-items:center;justify-content:center;
}
.steps h3{font-size:18px;margin-bottom:6px}
.steps p{color:var(--muted);font-size:15px;line-height:1.8}
.side-faq{position:sticky;top:130px}
.mini-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);margin-bottom:18px;
  transition:box-shadow .25s ease,transform .25s ease;
}
.mini-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px)}
.mini-card h3{font-size:16px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.mini-card h3 i{color:var(--primary);font-size:15px}
.mini-card p{font-size:14px;color:var(--muted);line-height:1.8}
.mini-card .tagline{margin-top:12px;font-size:14px;color:var(--primary);font-weight:600;display:inline-block}
.mini-card .tagline i{font-size:12px;margin-left:4px;transition:transform .2s ease}
.mini-card:hover .tagline i{transform:translateX(4px)}

/* ============ FAQ 列表 ============ */
.faq-list details{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:0 22px;margin-bottom:12px;box-shadow:var(--sh);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-list details:hover{box-shadow:var(--sh-hover)}
.faq-list summary{
  list-style:none;cursor:pointer;padding:20px 0;
  font-size:17px;font-weight:600;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"+";color:var(--primary);font-size:24px;font-weight:400;line-height:1;
  transition:transform .2s ease;
}
.faq-list details[open] summary{color:var(--primary)}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list .ans{padding:0 0 20px;color:var(--muted);font-size:15px;line-height:1.85}

/* ============ CTA 条 ============ */
.cta-band{
  background:rgba(26,106,224,.07);
  border:1px solid rgba(26,106,224,.16);
  border-radius:20px;
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.cta-band h2{font-size:24px;line-height:1.4}
.cta-band p{margin-top:10px;color:var(--muted);font-size:15px;max-width:600px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.trust-row{display:flex;gap:28px;flex-wrap:wrap;margin-top:24px;color:var(--muted);font-size:14px}
.trust-row span{display:inline-flex;align-items:center;gap:8px}
.trust-row i{color:var(--teal)}

/* ============ 页脚 ============ */
.site-footer{background:#0F172A;color:#C3CCDB;margin-top:80px;padding-top:56px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px}
.foot-brand .brand{color:#fff}
.foot-brand .brand-text em{color:#7FB0FF}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:#98A6BC;max-width:330px}
.foot-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.foot-col li{margin-bottom:10px;font-size:14px}
.foot-col a{color:#AEBACD}
.foot-col a:hover{color:#7FB0FF;text-decoration:underline}
.foot-contact li{display:flex;gap:9px;align-items:flex-start;color:#AEBACD;line-height:1.7}
.foot-contact i{margin-top:5px;color:#7FB0FF}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  margin-top:42px;padding:20px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8A97AB;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-wrap{flex-wrap:wrap;gap:14px}
  .nav-search{order:3;flex-basis:100%;max-width:none}
  .nav-cats-inner{overflow-x:auto}
  .page-hero .container{grid-template-columns:1fr;gap:30px;padding-top:40px;padding-bottom:40px}
  .page-hero h1{font-size:32px}
  .hero-media img{height:230px}
  .opening{grid-template-columns:1fr;gap:30px}
  .faq-layout{grid-template-columns:1fr}
  .side-faq{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  :root{--sec-y:56px}
  .container,.nav-wrap,.nav-cats-inner{padding-left:20px;padding-right:20px}
  .nav-toggle{display:inline-flex}
  .nav-cats{display:none}
  .nav-cats.is-open{display:block}
  .nav-cats-inner{flex-direction:column;gap:6px;padding-top:12px;padding-bottom:14px}
  .cat-pill{border:1px solid var(--line);border-radius:12px;text-align:left}
  .btn-login{display:none}
  .page-hero h1{font-size:27px}
  .page-hero .lead{font-size:16px}
  .sec-head h2{font-size:23px}
  .opening .big{font-size:18px}
  .list-cols{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .list-card{padding:22px}
  .cta-band{padding:26px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .trust-row{gap:14px}
}

/* roulang page: category3 */
:root{
  --brand:#1A6AE0;
  --brand-dark:#1559BE;
  --brand-soft:rgba(26,106,224,.08);
  --accent:#FF7A45;
  --teal:#14B8A6;
  --bg:#F5F8FC;
  --card:#FFFFFF;
  --line:#E4EAF2;
  --ink:#101828;
  --ink-2:#475467;
  --muted:#98A2B3;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-lg:0 12px 28px rgba(26,106,224,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:0;}
p{margin:0;}
.sr-only,label[hidden]{display:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(26,106,224,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-lg);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-outline{background:#fff;color:var(--brand);border-color:rgba(26,106,224,.45);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.btn-outline:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:var(--brand-soft);color:var(--brand);}
.btn-ghost:hover{background:rgba(26,106,224,.14);color:var(--brand-dark);}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn:focus-visible{outline:3px solid rgba(26,106,224,.35);outline-offset:2px;}
.btn[disabled],.btn.is-disabled{background:#EEF1F6;color:var(--muted);border-color:#EEF1F6;box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- 徽章 / 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;font-size:13px;line-height:1.5;
  background:rgba(26,106,224,.08);color:var(--brand);border:1px solid rgba(26,106,224,.16);
}
.tag-accent{background:rgba(255,122,69,.1);color:#D9531E;border-color:rgba(255,122,69,.24);}
.tag-teal{background:rgba(20,184,166,.12);color:#0E8C7F;border-color:rgba(20,184,166,.24);}
.tag-solid{background:var(--brand);color:#fff;border-color:var(--brand);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(16,24,40,.04);
}
.nav-wrap{
  max-width:var(--container);margin:0 auto;padding:12px 32px;
  display:flex;align-items:center;gap:22px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,#1A6AE0,#3E8BF5);color:#fff;box-shadow:0 4px 12px rgba(26,106,224,.28);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand);}
.nav-search{position:relative;flex:1 1 auto;max-width:560px;margin:0 auto;display:flex;align-items:center;}
.nav-search .search-icon{position:absolute;left:18px;color:var(--muted);font-size:15px;pointer-events:none;}
.nav-search input{
  width:100%;height:46px;border-radius:999px;border:1px solid var(--line);
  background:#fff;padding:0 96px 0 46px;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;appearance:none;
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(26,106,224,.14);}
.nav-search .search-btn{
  position:absolute;right:5px;top:5px;height:36px;padding:0 18px;border:none;border-radius:999px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background-color .2s ease;
}
.nav-search .search-btn:hover{background:var(--brand-dark);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.nav-cats{border-top:1px solid var(--line);background:#fff;}
.nav-cats-inner{
  max-width:var(--container);margin:0 auto;padding:8px 32px;
  display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;
}
.nav-cats-inner::-webkit-scrollbar{display:none;}
.cat-pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--ink-2);white-space:nowrap;transition:background-color .2s ease,color .2s ease;
}
.cat-pill:hover{background:var(--bg);color:var(--brand);}
.cat-pill.is-active{background:rgba(26,106,224,.1);color:var(--brand);font-weight:600;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 52%,rgba(245,248,252,.78) 100%);
}
.hero-inner{position:relative;z-index:1;padding:56px 0 60px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);flex-wrap:wrap;}
.crumb a{color:var(--brand);}
.crumb a:hover{text-decoration:underline;}
.crumb span.sep{color:var(--muted);}
.hero h1{
  margin:20px 0 14px;font-size:clamp(30px,4vw,42px);line-height:1.25;font-weight:700;max-width:820px;
}
.hero-lead{max-width:760px;font-size:17px;line-height:1.85;color:var(--ink-2);}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;max-width:680px;margin-top:28px;}
.stat{
  background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-sm);
}
.stat b{display:block;font-size:22px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.3;}
.stat span{display:block;font-size:13px;color:var(--ink-2);margin-top:2px;}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.sec-head h2{font-size:clamp(23px,2.6vw,29px);line-height:1.35;}
.sec-head p{margin-top:12px;color:var(--ink-2);font-size:16px;line-height:1.85;}

/* ---------- 目录型时间线 ---------- */
.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;}
.timeline{border-top:1px solid var(--line);}
.tl-item{
  display:grid;grid-template-columns:88px minmax(0,1fr);gap:22px;
  padding:26px 0;border-bottom:1px dashed var(--line);
}
.tl-item:last-child{border-bottom:none;}
.tl-num{
  font-size:44px;font-weight:800;line-height:1;color:rgba(26,106,224,.18);
  font-variant-numeric:tabular-nums;
}
.tl-item.is-key .tl-num{color:rgba(255,122,69,.32);}
.tl-main h3{font-size:20px;line-height:1.5;margin-bottom:8px;}
.tl-main p{color:var(--ink-2);font-size:15.5px;line-height:1.85;margin-bottom:12px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;}

.side-card{
  position:sticky;top:150px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden;
}
.side-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.side-body{padding:22px;}
.side-body h3{font-size:17px;margin-bottom:10px;}
.side-body p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:16px;}
.side-list{display:grid;gap:10px;margin-bottom:18px;}
.side-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.7;}
.side-list i{color:var(--teal);margin-top:4px;}

/* ---------- 解锁内容编号清单 ---------- */
.unlock-list{display:grid;gap:14px;}
.unlock-item{
  display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px;
  box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.unlock-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:rgba(26,106,224,.28);}
.unlock-no{
  font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;
  background:var(--brand-soft);border-radius:12px;height:48px;display:grid;place-items:center;
}
.unlock-main h3{font-size:17.5px;margin-bottom:6px;}
.unlock-main p{font-size:14.8px;color:var(--ink-2);line-height:1.8;}
.unlock-item .tag{white-space:nowrap;}

/* ---------- 成长路径 ---------- */
.path-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.path-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.path-card.is-featured{border-color:var(--brand);box-shadow:0 8px 22px rgba(26,106,224,.12);}
.path-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;}
.path-card h3{font-size:18px;}
.path-card .path-note{font-size:14px;color:var(--ink-2);line-height:1.8;margin-top:8px;}
.path-bar{height:6px;border-radius:999px;background:var(--line);margin-top:18px;overflow:hidden;}
.path-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#1A6AE0,#14B8A6);}
.path-meta{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-top:8px;font-variant-numeric:tabular-nums;}

/* ---------- 流程 ---------- */
.flow-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.flow-card:hover{box-shadow:var(--shadow-sm);border-color:rgba(26,106,224,.24);}
.flow-dot{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(20,184,166,.12);color:#0E8C7F;font-weight:700;font-size:15px;margin-bottom:14px;
}
.flow-card h3{font-size:16.5px;margin-bottom:8px;}
.flow-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
details.faq{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
details.faq:hover{border-color:rgba(26,106,224,.3);box-shadow:var(--shadow-sm);}
details.faq summary{
  cursor:pointer;list-style:none;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--muted);flex:0 0 auto;
  transition:transform .2s ease,color .2s ease;
}
details.faq[open] summary{color:var(--brand);}
details.faq[open] summary::after{content:"+";transform:rotate(45deg);color:var(--brand);}
details.faq p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--ink-2);}

/* ---------- 继续浏览 ---------- */
.link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.link-card{
  display:flex;align-items:flex-start;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:22px;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:rgba(26,106,224,.28);}
.link-card .lc-icon{
  width:38px;height:38px;border-radius:10px;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;flex:0 0 auto;
}
.link-card h3{font-size:16.5px;margin-bottom:6px;}
.link-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:rgba(26,106,224,.07);border:1px solid rgba(26,106,224,.15);border-radius:18px;
  padding:32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(20px,2.2vw,25px);}
.cta-band p{margin-top:8px;color:var(--ink-2);font-size:15px;}
.trust-row{display:flex;gap:26px;flex-wrap:wrap;margin-top:22px;}
.trust-row span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);}
.trust-row i{color:var(--teal);}

/* ---------- 页脚 ---------- */
.site-footer{background:#0E1726;color:#C7D0DD;padding:64px 0 0;margin-top:88px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.site-footer .brand-text{color:#fff;}
.site-footer .brand-text em{color:#6BA5F5;}
.foot-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:#98A6BA;max-width:340px;}
.foot-col h3{color:#fff;font-size:15px;margin-bottom:16px;}
.foot-col ul{display:grid;gap:10px;}
.foot-col a{color:#C7D0DD;font-size:14px;}
.foot-col a:hover{color:#fff;text-decoration:underline;}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#98A6BA;line-height:1.7;}
.foot-contact i{margin-top:5px;color:#6BA5F5;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8A96A8;
}

/* ---------- 移动端抽屉 ---------- */
.off-canvas{background:#fff;width:82vw;max-width:360px;}
.mobile-panel{padding:22px;}
.mobile-panel .nav-search{display:flex;max-width:none;margin:0 0 20px;}
.mobile-panel .nav-search input{padding-right:96px;}
.mobile-title{font-size:13px;font-weight:600;color:var(--muted);margin:6px 0 12px;}
.mobile-links{display:grid;gap:6px;margin-bottom:22px;}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:12px;font-size:15px;color:var(--ink-2);
  border:1px solid var(--line);transition:all .2s ease;
}
.mobile-links a:hover,.mobile-links a.is-active{background:var(--brand-soft);color:var(--brand);border-color:rgba(26,106,224,.28);font-weight:600;}
.mobile-actions{display:grid;gap:10px;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px;}
  .nav-wrap,.nav-cats-inner,.hero-inner{padding-left:28px;padding-right:28px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .nav-wrap{padding-left:24px;padding-right:24px;gap:14px;}
  .nav-cats-inner{padding-left:24px;padding-right:24px;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cats{display:none;}
  .nav-actions .btn-login{display:none;}
  .cat-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-card{position:static;}
  .link-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .section{padding:64px 0;}
  .hero-inner{padding:44px 0 48px;}
}
@media (max-width:639px){
  .container{padding:0 20px;}
  .nav-wrap,.nav-cats-inner,.hero-inner{padding-left:20px;padding-right:20px;}
  .hero-stats{grid-template-columns:minmax(0,1fr);}
  .hero-lead{font-size:16px;}
  .section{padding:52px 0;}
  .sec-head{margin-bottom:32px;}
  .tl-item{grid-template-columns:minmax(0,1fr);gap:10px;padding:22px 0;}
  .tl-num{font-size:34px;}
  .unlock-item{grid-template-columns:minmax(0,1fr);gap:14px;padding:20px;}
  .unlock-no{width:48px;}
  .link-grid{grid-template-columns:minmax(0,1fr);}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .cta-band{padding:24px;}
  .trust-row{gap:16px;}
}