/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(15,30,51,.05),0 10px 28px -14px rgba(15,30,51,.16);
  --sh-2:0 2px 4px rgba(15,30,51,.06),0 18px 40px -16px rgba(15,30,51,.24);
  --w:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol,dl{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;border-radius:var(--r-lg);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
input,select,textarea{outline:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;line-height:1.2;
  border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn:active{transform:translateY(1px);box-shadow:var(--sh-1);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-600);color:#fff;}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#F26A2A;color:#fff;}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary-100);}
.btn-outline:hover{background:var(--primary-50);color:var(--primary);border-color:var(--primary);}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary-100);}
.btn-lg{padding:15px 30px;font-size:16px;border-radius:999px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
/* ============ 顶部信息条 ============ */
.topbar{background:var(--primary-600);color:#D6E2F5;font-size:13px;line-height:1.6;}
.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-item{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-dot{width:6px;height:6px;border-radius:50%;background:var(--support);flex:none;}
.topbar a{color:#fff;font-weight:600;}
.topbar a:hover{color:var(--accent);}
/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 24px -18px rgba(15,30,51,.4);}
.header-top{display:flex;align-items:center;gap:20px;padding:12px 0;transition:padding .2s var(--ease);}
.site-header.is-stuck .header-top{padding:8px 0;}
.logo{display:flex;align-items:center;gap:10px;flex:none;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:38px;height:38px;flex:none;border-radius:12px;
  background:linear-gradient(160deg,var(--primary) 0%,#2C5D9E 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;position:relative;
}
.logo-mark::after{
  content:"";position:absolute;right:7px;top:7px;width:5px;height:5px;border-radius:50%;
  background:var(--accent);
}
.logo-text{font-size:17px;font-weight:700;letter-spacing:.2px;line-height:1.2;}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.4px;}
.nav-search{
  flex:1 1 auto;min-width:280px;max-width:560px;
  display:flex;align-items:center;gap:6px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 5px 5px 16px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.nav-search:focus-within{
  background:#fff;border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(29,63,114,.12);
}
.nav-search svg{flex:none;color:var(--ink-3);}
.nav-search input{
  flex:1;min-width:0;border:none;background:transparent;
  font-size:15px;height:34px;
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search button{
  flex:none;padding:9px 20px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:15px;font-weight:600;
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.nav-search button:hover{background:var(--primary-600);}
.nav-search button:active{transform:scale(.97);}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;}
.header-actions .btn{padding:10px 18px;font-size:15px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;flex:none;
}
.cat-nav{border-top:1px solid var(--line);}
.cat-nav-inner{
  display:flex;align-items:center;gap:8px;
  padding:9px 24px;overflow-x:auto;scrollbar-width:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:none;padding:7px 16px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  background:transparent;border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.chip:hover{background:var(--primary-50);color:var(--primary);}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);}
/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--primary-600);}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.55;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(15,30,51,.94) 0%,rgba(22,50,92,.86) 46%,rgba(29,63,114,.42) 100%);
}
.hero-stars{
  position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:26px 26px;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;
  align-items:center;
  padding-top:84px;padding-bottom:96px;
  min-height:520px;
}
.hero-copy{color:#fff;max-width:640px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  font-size:13px;color:#E7EFFB;margin-bottom:20px;
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block;}
.hero h1{
  font-size:40px;line-height:1.25;font-weight:700;letter-spacing:.2px;
  color:#fff;margin-bottom:18px;
}
.hero-sub{font-size:18px;line-height:1.7;color:#CFDDF2;margin-bottom:30px;max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:#BFD1EA;}
.hero-trust li{display:flex;align-items:center;gap:7px;}
.hero-trust li::before{
  content:"";width:14px;height:14px;flex:none;border-radius:50%;
  background:rgba(42,167,155,.25);
  box-shadow:inset 0 0 0 1.5px var(--support);
}
.hero-card{
  background:var(--surface);border-radius:var(--r-lg);
  box-shadow:0 24px 60px -26px rgba(6,18,38,.7);
  padding:26px;color:var(--ink);
  margin-bottom:-58px;
}
.hero-card-title{font-size:17px;font-weight:700;margin-bottom:4px;}
.hero-card-sub{font-size:13px;color:var(--ink-3);margin-bottom:18px;}
.hero-card-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.hero-card-row:last-of-type{border-bottom:none;}
.hero-card-row strong{font-size:15px;font-weight:700;color:var(--primary);}
.hero-card-row .price{font-size:17px;font-weight:700;color:var(--accent-ink);font-variant-numeric:tabular-nums;}
.hero-card-foot{margin-top:18px;}
.hero-card-note{margin-top:12px;font-size:12.5px;color:var(--ink-3);text-align:center;}
/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-alt{background:var(--surface);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--support);text-transform:none;margin-bottom:12px;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--support);border-radius:2px;}
.section-head.center .eyebrow{justify-content:center;}
h2{font-size:30px;line-height:1.35;font-weight:700;letter-spacing:.2px;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
.section-desc{margin-top:14px;font-size:16px;color:var(--ink-2);line-height:1.85;}
/* ============ 信任条 ============ */
.trustbar{background:var(--surface);border-bottom:1px solid var(--line);}
.trustbar-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  padding:30px 0;
}
.trust-item{padding:0 24px;border-left:1px solid var(--line);}
.trust-item:first-child{border-left:none;padding-left:0;}
.trust-item:last-child{padding-right:0;}
.trust-num{font-size:28px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.3;}
.trust-num span{font-size:15px;font-weight:600;color:var(--ink-2);margin-left:3px;}
.trust-label{font-size:14px;color:var(--ink-2);margin-top:2px;}
/* ============ 服务场景（图文） ============ */
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.scene-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-lg);}
.scene-badge{
  position:absolute;left:18px;bottom:18px;
  background:rgba(255,255,255,.94);border-radius:var(--r-md);
  padding:10px 16px;font-size:13px;font-weight:600;color:var(--primary);
  box-shadow:var(--sh-1);
}
.scene-list{margin-top:22px;display:flex;flex-direction:column;gap:2px;}
.scene-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.scene-list li:last-child{border-bottom:none;}
.scene-icon{
  flex:none;width:38px;height:38px;border-radius:var(--r-sm);
  background:var(--primary-50);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;
}
.scene-list h3{font-size:16px;margin-bottom:4px;}
.scene-list p{font-size:14px;color:var(--ink-2);line-height:1.75;}
/* ============ 优惠阶梯 ============ */
.tiers{display:flex;flex-direction:column;gap:16px;}
.tier{
  display:grid;grid-template-columns:88px 1fr 1fr 200px;
  align-items:center;gap:24px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px 26px;
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.tier:hover{transform:translateY(-1px);box-shadow:var(--sh-2);}
.tier-lv{
  width:56px;height:56px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:700;letter-spacing:.5px;
}
.tier-name{font-size:18px;font-weight:700;margin-bottom:4px;}
.tier-cond{font-size:13.5px;color:var(--ink-3);}
.tier-benefits{display:flex;flex-direction:column;gap:6px;}
.tier-benefits li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--ink-2);}
.tier-benefits li::before{
  content:"✓";flex:none;width:18px;height:18px;border-radius:50%;
  background:var(--primary-50);color:var(--primary);
  font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:700;
  margin-top:3px;
}
.tier-action{text-align:right;}
.tier-price{font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;margin-bottom:8px;}
.tier-price small{font-size:13px;font-weight:500;color:var(--ink-3);margin-left:4px;}
.tier-1{background:var(--surface);}
.tier-2{background:linear-gradient(90deg,var(--surface) 0%,var(--primary-50) 100%);}
.tier-3{background:linear-gradient(90deg,var(--primary-50) 0%,var(--primary-100) 100%);border-color:var(--primary-100);}
.tier-3 .tier-lv{background:var(--primary);color:#fff;}
.tier-2 .tier-lv{background:var(--primary-100);color:var(--primary);}
.tier-1 .tier-lv{background:var(--surface-2);color:var(--ink-2);}
.tier-recommend{position:relative;}
.tier-recommend::before{
  content:"推荐";position:absolute;top:-11px;left:26px;
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
  padding:3px 12px;border-radius:999px;
}
/* ============ 套餐对比表 ============ */
.compare-wrap{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
}
.compare-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:760px;}
table.compare th,table.compare td{
  padding:18px 20px;text-align:left;font-size:15px;
  border-bottom:1px solid var(--line);
}
table.compare thead th{
  position:sticky;top:0;background:var(--surface-2);
  font-size:15px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
table.compare tbody tr:nth-child(even){background:rgba(239,244,251,.5);}
table.compare tbody th{
  font-weight:600;color:var(--ink-2);font-size:14px;
  background:var(--surface);position:sticky;left:0;z-index:1;
}
table.compare td{color:var(--ink-2);}
table.compare .col-rec{background:var(--primary-50);}
table.compare thead .col-rec{
  background:var(--primary-50);
  box-shadow:inset 0 3px 0 0 var(--primary);
  position:relative;
}
table.compare thead .col-rec::after{
  content:"多数人选";position:absolute;top:6px;right:12px;
  background:var(--accent);color:#fff;font-size:11px;font-weight:700;
  padding:2px 9px;border-radius:999px;
}
.compare-price{font-size:24px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;}
.compare-price small{font-size:13px;font-weight:500;color:var(--ink-3);margin-left:2px;}
/* ============ 限时入口 ============ */
.limited{
  background:var(--primary-600);color:#fff;border-radius:var(--r-lg);
  padding:32px 36px;display:grid;
  grid-template-columns:auto 1fr auto;gap:36px;align-items:center;
  position:relative;overflow:hidden;
}
.limited::before{
  content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:22px 22px;
}
.limited-label{font-size:14px;color:#B9CCE8;margin-bottom:10px;}
.countdown{display:flex;align-items:center;gap:8px;}
.countdown .unit{
  min-width:62px;padding:10px 6px;border-radius:var(--r-md);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  text-align:center;
}
.countdown .unit b{display:block;font-size:24px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.2;}
.countdown .unit span{font-size:11.5px;color:#B9CCE8;}
.countdown .sep{font-size:20px;font-weight:700;color:rgba(255,255,255,.5);}
.limited-progress{position:relative;z-index:1;}
.limited-progress-top{display:flex;justify-content:space-between;font-size:14px;margin-bottom:10px;color:#D6E2F5;}
.bar{height:10px;border-radius:999px;background:rgba(255,255,255,.18);overflow:hidden;}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--support),var(--accent));}
.limited-action{position:relative;z-index:1;text-align:right;}
.limited-action .small{font-size:12.5px;color:#B9CCE8;margin-top:8px;}
/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start;}
.news-main{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  display:block;color:inherit;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.news-main:hover{transform:translateY(-1px);box-shadow:var(--sh-2);color:inherit;}
.news-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.news-main-body{padding:26px;}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:6px;
  font-size:12.5px;font-weight:600;
  background:var(--primary-50);color:var(--primary);
}
.badge-support{background:rgba(42,167,155,.12);color:#1E7C73;}
.badge-accent{background:rgba(255,122,60,.14);color:var(--accent-ink);}
.news-meta time{font-size:13px;color:var(--ink-3);}
.news-main h3{font-size:22px;line-height:1.5;margin-bottom:12px;}
.news-main p{font-size:15px;color:var(--ink-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14.5px;font-weight:600;color:var(--primary);}
.news-side{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:10px 22px;box-shadow:var(--sh-1);
}
.news-side-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0 12px;border-bottom:1px solid var(--line);
}
.news-side-head h3{font-size:16px;}
.news-side-head span{font-size:12.5px;color:var(--ink-3);}
.news-item{
  display:flex;gap:12px;padding:15px 0;border-bottom:1px solid var(--line);
  color:inherit;
}
.news-item:last-child{border-bottom:none;}
.news-item:hover{color:inherit;}
.news-item:hover .news-item-title{color:var(--primary);}
.news-index{
  flex:none;width:24px;height:24px;border-radius:7px;
  background:var(--surface-2);color:var(--ink-3);
  font-size:12.5px;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-top:2px;
  font-variant-numeric:tabular-nums;
}
.news-item-title{
  font-size:14.5px;font-weight:600;line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .18s var(--ease);
}
.news-item time{display:block;font-size:12.5px;color:var(--ink-3);margin-top:6px;}
.news-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:64px 24px;text-align:center;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);
  color:var(--ink-3);font-size:15px;grid-column:1 / -1;
}
.news-empty .empty-icon{
  width:54px;height:54px;border-radius:50%;
  background:var(--surface-2);display:flex;align-items:center;justify-content:center;
  color:var(--ink-3);font-size:22px;
}
.skeleton{
  border-radius:var(--r-lg);background:linear-gradient(90deg,var(--surface-2) 25%,#E6EDF7 37%,var(--surface-2) 63%);
  background-size:400% 100%;animation:shimmer 1.4s ease infinite;
}
@keyframes shimmer{0%{background-position:100% 0;}100%{background-position:0 0;}}
/* ============ FAQ ============ */
.faq{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item.is-open{border-color:var(--primary-100);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  background:var(--surface-2);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s var(--ease);
}
.faq-a-inner{
  padding:0 22px 20px;font-size:15px;color:var(--ink-2);line-height:1.85;
  background:var(--surface);
}
.faq-item.is-open .faq-a{max-height:420px;}
/* ============ 联系表单 ============ */
.contact-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.form-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field .req{color:var(--danger);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--surface);font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,63,114,.1);
}
.field.has-error input,.field.has-error textarea,.field.has-error select{border-color:var(--danger);}
.field-tip{font-size:13px;color:var(--danger);margin-top:6px;display:none;}
.field.has-error .field-tip{display:block;}
.form-note{font-size:13px;color:var(--ink-3);margin-top:14px;line-height:1.7;}
.form-success{
  display:none;align-items:flex-start;gap:12px;
  background:rgba(42,167,155,.1);border:1px solid rgba(42,167,155,.3);
  border-radius:var(--r-md);padding:18px 20px;margin-bottom:20px;
  font-size:14.5px;color:#1E7C73;
}
.form-success.is-visible{display:flex;}
.contact-card{
  background:var(--primary);color:#fff;
  border-radius:var(--r-lg);padding:32px;
  position:relative;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:24px 24px;
}
.contact-card > *{position:relative;z-index:1;}
.contact-card h3{color:#fff;font-size:19px;margin-bottom:8px;}
.contact-card .lead{font-size:14px;color:#C6D6EE;margin-bottom:24px;line-height:1.75;}
.contact-list{display:flex;flex-direction:column;gap:16px;margin-bottom:24px;}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.7;}
.contact-list .ico{
  flex:none;width:34px;height:34px;border-radius:10px;
  background:rgba(255,255,255,.13);display:flex;align-items:center;justify-content:center;
  font-size:15px;
}
.contact-list b{display:block;font-size:12.5px;color:#A9BFDD;font-weight:500;margin-bottom:2px;}
.contact-promise{
  border-top:1px solid rgba(255,255,255,.18);padding-top:18px;
  font-size:13.5px;color:#C6D6EE;line-height:1.8;
}
.contact-promise strong{color:#fff;}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#A9B8CC;padding:64px 0 0;position:relative;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:120px;opacity:.05;pointer-events:none;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:24px 24px;
}
.footer-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-text small{color:#8A99AC;}
.footer-brand p{font-size:14px;line-height:1.85;margin-top:16px;max-width:320px;color:#9FAFC4;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#A9B8CC;font-size:14px;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;line-height:1.75;margin-bottom:10px;color:#A9B8CC;}
.footer-contact b{color:#fff;font-weight:600;}
.footer-bottom{
  position:relative;z-index:1;
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
  display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;align-items:center;
  font-size:13px;color:#7F8EA3;
}
.footer-bottom a{color:#7F8EA3;}
.footer-bottom a:hover{color:var(--accent);}
/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero h1{font-size:36px;}
  .news-grid{grid-template-columns:7fr 5fr;}
  .scene-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding-top:64px;padding-bottom:72px;}
  .hero-card{margin-bottom:0;}
  .scene-grid{grid-template-columns:1fr;gap:28px;}
  .news-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .tier{grid-template-columns:72px 1fr 1fr;grid-template-areas:"lv name action" "lv benefits action";row-gap:10px;}
  .tier-lv{grid-area:lv;}
  .tier-head{grid-area:name;}
  .tier-benefits{grid-area:benefits;}
  .tier-action{grid-area:action;}
  .limited{grid-template-columns:1fr;gap:24px;text-align:left;}
  .limited-action{text-align:left;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-search{max-width:420px;}
  .header-actions .btn-ghost{display:none;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .topbar-inner{height:32px;font-size:12px;}
  .topbar-item:last-child{display:none;}
  .header-top{gap:12px;padding:10px 0;}
  .nav-search{order:3;flex:1 1 100%;max-width:100%;min-width:0;margin-top:4px;}
  .header-top{flex-wrap:wrap;}
  .header-actions{margin-left:auto;}
  .header-actions .btn-accent{display:none;}
  .nav-toggle{display:flex;}
  .logo-text{font-size:16px;}
  .cat-nav-inner{padding:8px 16px;}
  .hero-inner{padding-top:48px;padding-bottom:56px;gap:32px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .hero-card{padding:22px 20px;}
  h2{font-size:24px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .trustbar-grid{grid-template-columns:1fr 1fr;gap:24px 0;padding:24px 0;}
  .trust-item:nth-child(3){border-left:none;padding-left:0;}
  .trust-item{padding:0 16px;}
  .trust-num{font-size:24px;}
  .tier{
    grid-template-columns:1fr;grid-template-areas:"lv" "name" "benefits" "action";
    gap:14px;padding:22px 20px;
  }
  .tier-lv{width:48px;height:48px;font-size:17px;}
  .tier-action{text-align:left;}
  .tier-action .btn{width:100%;}
  table.compare{min-width:0;}
  table.compare thead{display:none;}
  table.compare tbody tr{display:block;border-bottom:1px solid var(--line);padding:8px 0;}
  table.compare tbody th{
    position:static;display:block;background:transparent;
    padding:10px 18px 4px;font-size:13px;color:var(--ink-3);
  }
  table.compare td{
    display:block;padding:6px 18px;font-size:15px;
  }
  table.compare td::before{
    content:attr(data-label);display:block;
    font-size:12.5px;color:var(--ink-3);margin-bottom:2px;
  }
  table.compare .col-rec{background:var(--primary-50);}
  .limited{padding:24px 20px;}
  .countdown .unit{min-width:52px;padding:8px 4px;}
  .countdown .unit b{font-size:20px;}
  .limited-action .btn{width:100%;}
  .news-main-body{padding:20px;}
  .news-main h3{font-size:19px;}
  .form-card{padding:22px 20px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-card .btn{width:100%;}
  .contact-card{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding:48px 0 0;}
  .footer-bottom{justify-content:flex-start;}
  .faq-q{padding:16px 16px;font-size:15px;}
  .faq-a-inner{padding:0 16px 18px;}
  .scene-media img{aspect-ratio:4/3;}
}
@media (max-width:520px){
  .hero h1{font-size:26px;}
  .trustbar-grid{grid-template-columns:1fr;}
  .trust-item{border-left:none;padding:0;}
  .news-side{padding:6px 16px;}
  .compare-price{font-size:20px;}
}

/* roulang page: article */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --radius:16px;
  --radius-sm:12px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(15,30,51,.05),0 10px 28px -14px rgba(15,30,51,.16);
  --shadow-2:0 2px 4px rgba(15,30,51,.06),0 18px 40px -16px rgba(15,30,51,.24);
  --ease:200ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.tabular{font-variant-numeric:tabular-nums}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:99}
.skip-link:focus{left:0}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(15,30,51,.04)}
.header-top{display:flex;align-items:center;gap:20px;min-height:76px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;font-size:16px;line-height:1}
.logo-text{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.2px;line-height:1.15;display:flex;flex-direction:column}
.logo-text small{font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.4px}

.nav-search{
  display:flex;align-items:center;gap:8px;
  flex:1 1 auto;max-width:520px;min-width:280px;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:999px;padding:5px 5px 5px 16px;
  color:var(--ink-3);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,63,114,.12)}
.nav-search input{flex:1 1 auto;min-width:0;height:34px;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink)}
.nav-search input::placeholder{color:var(--ink-3)}
.nav-search button{
  flex:0 0 auto;border:0;cursor:pointer;
  background:var(--primary);color:#fff;
  padding:9px 20px;border-radius:999px;
  font-size:14px;font-weight:600;
  transition:background var(--ease),transform var(--ease);
}
.nav-search button:hover{background:var(--primary-600)}
.nav-search button:active{transform:translateY(1px)}

.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:11px 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn:active{transform:translateY(1px);box-shadow:var(--shadow-1)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--primary)}
.btn-ghost:hover{border-color:var(--primary-100);background:var(--primary-50)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#F26A2B}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-600)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--primary);cursor:pointer;
}
.nav-toggle:hover{background:var(--primary-50)}

.cat-nav{border-top:1px solid var(--line);background:#fff}
.cat-nav-inner{display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none}
.cat-nav-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;
  font-size:14px;color:var(--ink-2);border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{background:var(--primary-50);color:var(--primary)}
.chip.active{background:var(--primary-50);color:var(--primary);font-weight:600;border-color:var(--primary-100)}

/* ---------- 面包屑与标题区 ---------- */
.crumb-wrap{padding-top:20px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.breadcrumb li+li::before{content:"›";margin-right:8px;color:var(--ink-3)}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.breadcrumb [aria-current]{color:var(--ink-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line);padding:26px 0 30px}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(29,63,114,.16) 1px,transparent 1px);
  background-size:24px 24px;opacity:.28;
  -webkit-mask-image:linear-gradient(to left,rgba(0,0,0,.9),transparent 70%);
  mask-image:linear-gradient(to left,rgba(0,0,0,.9),transparent 70%);
}
.article-hero .container{position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);background:var(--primary-50);border:1px solid var(--primary-100);padding:6px 14px;border-radius:999px}
.article-title{
  margin-top:16px;
  font-size:clamp(26px,3.2vw,40px);
  line-height:1.3;font-weight:700;color:var(--ink);
  max-width:900px;overflow-wrap:break-word;text-wrap:balance;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:18px;font-size:13px;color:var(--ink-3)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;background:var(--surface-2);color:var(--primary);border:1px solid var(--line)}
.badge-link{background:var(--primary-50);border-color:var(--primary-100)}
.badge-link:hover{background:var(--primary-100)}

/* ---------- 布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;padding:40px 0 72px}

.article-main{min-width:0}
.article-cover{margin-bottom:32px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{font-size:13px;color:var(--ink-3);padding:12px 18px;background:#fff;border-top:1px solid var(--line)}

/* ---------- 正文排版 ---------- */
.article-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);
  padding:36px 40px 44px;
  font-size:16px;line-height:1.85;color:var(--ink-2);
}
.article-body > * + *{margin-top:1.1em}
.article-body h1,.article-body h2{
  font-size:24px;line-height:1.45;font-weight:700;color:var(--ink);
  margin:2em 0 .9em;padding-left:14px;border-left:4px solid var(--primary);
}
.article-body h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--ink);margin:1.7em 0 .7em}
.article-body h4{font-size:16px;font-weight:600;color:var(--ink);margin:1.4em 0 .6em}
.article-body p{margin:0}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--accent-ink)}
.article-body strong{color:var(--ink)}
.article-body ul,.article-body ol{padding-left:1.5em}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body li+li{margin-top:.45em}
.article-body blockquote{
  border-left:3px solid var(--primary);
  background:var(--surface-2);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:16px 20px;color:var(--ink-2);
}
.article-body blockquote p+p{margin-top:.7em}
.article-body img{border-radius:var(--radius);margin:1.5em auto;height:auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;line-height:1.6}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;
  display:block;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-sm);
}
.article-body thead{background:var(--surface-2)}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.article-body tr:last-child td{border-bottom:0}
.article-body pre{
  background:var(--ink);color:#E7EEF8;padding:16px 18px;border-radius:var(--radius-sm);
  overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body code{background:var(--surface-2);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:14px}
.article-body pre code{background:none;border:0;padding:0;color:inherit}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

.empty-state{
  text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
}
.empty-state .empty-icon{width:52px;height:52px;margin:0 auto 16px;border-radius:14px;background:var(--primary-50);color:var(--primary);display:flex;align-items:center;justify-content:center}
.empty-state h2{font-size:20px;color:var(--ink);font-weight:600;padding:0;border:0;margin:0 0 8px}
.empty-state p{font-size:15px;color:var(--ink-2)}
.empty-state .btn{margin-top:20px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-1)}
.side-card h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent)}
.side-list li{border-bottom:1px solid var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list a{display:block;padding:11px 0;font-size:14px;color:var(--ink-2);transition:color var(--ease),padding-left var(--ease)}
.side-list a:hover{color:var(--primary);padding-left:6px}
.side-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--ink-2)}
.side-contact b{color:var(--ink);font-weight:600}
.side-phone{font-size:22px;font-weight:700;color:var(--primary);letter-spacing:.5px;font-variant-numeric:tabular-nums}
.side-note{font-size:13px;color:var(--ink-3);line-height:1.7}

/* ---------- 文末 ---------- */
.article-tail{margin-top:40px;display:flex;flex-direction:column;gap:32px}
.tail-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-1)}
.tail-block > h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:18px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.related-card{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--primary-100)}
.related-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.related-body{padding:14px 16px 18px;display:flex;flex-direction:column;gap:8px}
.related-body h3{font-size:15px;font-weight:600;color:var(--ink);line-height:1.5}
.related-body span{font-size:12px;color:var(--ink-3)}
.back-cat{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:15px;color:var(--ink-2)}
.back-cat a{color:var(--primary);font-weight:600}
.back-cat a:hover{text-decoration:underline;text-underline-offset:3px}
.prev-next{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.prev-next a{
  display:flex;flex-direction:column;gap:8px;
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;background:#fff;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.prev-next a:hover{border-color:var(--primary-100);box-shadow:var(--shadow-1);transform:translateY(-1px)}
.prev-next em{font-style:normal;font-size:12px;color:var(--ink-3)}
.prev-next strong{font-size:15px;font-weight:600;color:var(--ink);line-height:1.5}
.prev-next .next-item{text-align:right;align-items:flex-end}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--primary);color:#fff}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:26px 26px;opacity:.12;
}
.cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding:44px 0}
.cta-inner h2{font-size:26px;font-weight:700;line-height:1.35}
.cta-inner p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.82);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#C6D2E2;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-text small{color:#8FA3BC}
.footer-brand .logo-mark{background:var(--accent)}
.footer-brand p{font-size:14px;line-height:1.85;color:#9FB0C6;max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:#A9B9CD;transition:color var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-contact li{font-size:14px;color:#A9B9CD;line-height:1.7}
.footer-contact b{color:#DCE7F6;font-weight:600}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  font-size:13px;color:#8FA3BC;
}
.footer-bottom a{color:#A9B9CD}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;padding:32px 0 56px}
  .article-side{position:static}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .header-top{flex-wrap:wrap;gap:12px;min-height:auto;padding-top:14px;padding-bottom:14px}
  .nav-search{order:3;flex:1 1 100%;max-width:none;min-width:0}
  .header-actions{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .cat-nav{display:none}
  .cat-nav.open{display:block}
  .cat-nav-inner{flex-direction:column;align-items:stretch;gap:4px;padding-top:6px;padding-bottom:14px}
  .chip{text-align:left;padding:12px 14px;border-radius:var(--radius-sm)}
  .article-body{padding:26px 22px 32px}
  .article-body h1,.article-body h2{font-size:21px}
  .article-body h3{font-size:17px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .article-title{font-size:24px}
  .article-hero{padding:20px 0 24px}
  .article-cover{margin-bottom:24px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .prev-next{grid-template-columns:minmax(0,1fr)}
  .prev-next .next-item{text-align:left;align-items:flex-start}
  .cta-inner{padding:36px 0}
  .cta-inner h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .breadcrumb [aria-current]{max-width:100%;white-space:normal}
}
@media (max-width:520px){
  .logo-text{font-size:17px}
  .nav-search button{padding:9px 14px;font-size:13px}
  .tail-block{padding:20px 16px}
  .article-body{padding:22px 16px 28px}
  .article-body table,.article-body pre{font-size:13px}
}

/* roulang page: category1 */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --radius:16px;
  --radius-sm:12px;
  --radius-btn:10px;
  --shadow:0 1px 2px rgba(15,30,51,.05), 0 10px 28px -14px rgba(15,30,51,.16);
  --shadow-hover:0 2px 4px rgba(15,30,51,.06), 0 18px 40px -16px rgba(15,30,51,.24);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-600)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.tnum{font-variant-numeric:tabular-nums}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:99}
.skip-link:focus{left:0;color:#fff}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;line-height:1.2;
  border:1px solid transparent;background:var(--surface-2);color:var(--ink);
  transition:transform .18s ease, box-shadow .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn:active{transform:translateY(1px);box-shadow:var(--shadow)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-600);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#F26A2B;color:#fff}
.btn-outline{background:transparent;border-color:var(--line);color:var(--primary)}
.btn-outline:hover{border-color:var(--primary);background:var(--primary-50);color:var(--primary-600)}
.btn-ghost{background:var(--surface-2);color:var(--primary);border-color:var(--line)}
.btn-ghost:hover{background:var(--primary-50);border-color:var(--primary-100)}
.btn-lg{padding:15px 28px;font-size:16px;border-radius:999px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:6px;
  font-size:13px;line-height:1.6;font-weight:600;
  background:var(--surface-2);color:var(--ink-2);
}
.tag-support{background:rgba(42,167,155,.12);color:#1B7A71}
.tag-accent{background:rgba(255,122,60,.14);color:var(--accent-ink)}
.tag-primary{background:var(--primary-50);color:var(--primary)}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease,padding .2s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px -14px rgba(15,30,51,.35)}
.header-top{
  display:flex;align-items:center;gap:20px;
  padding-top:14px;padding-bottom:12px;
  transition:padding .2s ease;
}
.site-header.is-stuck .header-top{padding-top:10px;padding-bottom:9px}
.logo{display:inline-flex;align-items:center;gap:8px;color:var(--ink);flex:0 0 auto}
.logo:hover{color:var(--primary)}
.logo-mark{color:var(--accent);font-size:20px;line-height:1}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.2px}
.logo-text small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:2px}

.nav-search{
  flex:1 1 auto;min-width:280px;max-width:52%;
  display:flex;align-items:center;gap:8px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 6px 6px 16px;
  color:var(--ink-3);
  transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}
.nav-search:focus-within{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(29,63,114,.12);
}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);padding:8px 0;
}
.nav-search input::placeholder{color:var(--ink-3)}
.nav-search button{
  flex:0 0 auto;padding:9px 20px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--primary-600)}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;flex:0 0 auto;
  width:42px;height:42px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:var(--surface-2);color:var(--primary);
  align-items:center;justify-content:center;
}
.nav-toggle:hover{background:var(--primary-50)}

.cat-nav{border-top:1px solid var(--line);background:rgba(244,247,251,.7)}
.cat-nav-inner{
  display:flex;gap:10px;padding-top:10px;padding-bottom:10px;
  overflow-x:auto;scrollbar-width:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:7px 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-2);
  background:transparent;border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--surface);color:var(--primary);border-color:var(--line)}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);font-weight:600}

/* ---------- 内页首屏 ---------- */
.page-hero{
  position:relative;
  background:
    linear-gradient(102deg, rgba(15,30,51,.90) 0%, rgba(29,63,114,.76) 46%, rgba(29,63,114,.34) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:34px 0 66px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:radial-gradient(#fff 1.2px, transparent 1.3px),radial-gradient(#fff 1px, transparent 1.1px);
  background-size:88px 88px, 54px 54px;
  background-position:0 0, 28px 34px;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:26px}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb span[aria-current]{color:#fff;font-weight:600}

.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:13px;font-weight:600;margin-bottom:18px;
}
.tag-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.page-hero h1{
  font-size:40px;line-height:1.25;font-weight:700;letter-spacing:.4px;
  margin-bottom:14px;max-width:15em;
}
.hero-sub{font-size:17px;line-height:1.75;color:rgba(255,255,255,.86);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-cta .btn-outline{border-color:rgba(255,255,255,.42);color:#fff}
.hero-cta .btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:14px;color:rgba(255,255,255,.86)}
.hero-points li{display:inline-flex;align-items:center;gap:8px}
.hero-points li::before{
  content:"";width:14px;height:14px;flex:0 0 auto;border-radius:50%;
  background:rgba(255,255,255,.16);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.4);
  background-image:linear-gradient(var(--support),var(--support));
  background-size:6px 6px;background-position:center;background-repeat:no-repeat;
}

.hero-card{
  background:var(--surface);color:var(--ink);
  border-radius:var(--radius);box-shadow:var(--shadow-hover);
  padding:26px;
  margin-bottom:-46px;
}
.hero-card h3{font-size:18px;font-weight:600;margin-bottom:6px}
.hero-card .hero-card-sub{font-size:13px;color:var(--ink-3);margin-bottom:16px}
.hero-card-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 0;border-bottom:1px dashed var(--line);
  font-size:15px;color:var(--ink-2);
}
.hero-card-row b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
.hero-card-row .muted{color:var(--ink-3);font-weight:500}
.hero-card .btn{margin-top:20px}
.hero-card-note{margin-top:12px;font-size:13px;color:var(--ink-3);text-align:center}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--support);margin-bottom:12px;
}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px}
.section-head p{font-size:16px;color:var(--ink-2);line-height:1.85}

/* ---------- 信任条 ---------- */
.trust-bar{
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.trust-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
}
.trust-item{
  padding:26px 24px;border-left:1px solid var(--line);
}
.trust-item:first-child{border-left:0;padding-left:0}
.trust-item:last-child{padding-right:0}
.trust-item b{
  display:block;font-size:28px;font-weight:700;color:var(--primary);
  line-height:1.2;font-variant-numeric:tabular-nums;
}
.trust-item b small{font-size:14px;font-weight:600;color:var(--ink-2);margin-left:4px}
.trust-item span{display:block;font-size:14px;color:var(--ink-2);margin-top:6px}

/* ---------- 阶梯 ---------- */
.tiers{background:var(--bg)}
.tier-list{display:flex;flex-direction:column;gap:20px}
.tier{
  position:relative;
  border-radius:var(--radius);
  border:1px solid var(--line);
  padding:28px 30px;
  background:var(--surface-2);
  display:grid;grid-template-columns:1.6fr 1fr;
  gap:28px;align-items:center;
  transition:box-shadow .2s ease,transform .2s ease;
}
.tier:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.tier-1{margin-left:0}
.tier-2{margin-left:44px;background:var(--primary-50);border-color:var(--primary-100)}
.tier-3{margin-left:88px;background:var(--primary-100);border-color:#C7DAF1}
.tier-4{margin-left:132px;background:var(--primary);border-color:var(--primary-600);color:#fff}
.tier-4 .tier-title,.tier-4 .tier-price b{color:#fff}
.tier-4 .tier-desc,.tier-4 .tier-meta,.tier-4 .tier-price span{color:rgba(255,255,255,.8)}
.tier-4 .tier-feature{color:rgba(255,255,255,.92)}
.tier-4 .tier-feature::before{background:var(--support);box-shadow:none}
.tier-badge{
  position:absolute;top:-12px;left:30px;
  padding:4px 12px;border-radius:999px;
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
}
.tier-3 .tier-badge{left:auto;right:30px}
.tier-title{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.tier-desc{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.tier-features{display:flex;flex-direction:column;gap:8px}
.tier-feature{
  position:relative;padding-left:24px;font-size:15px;color:var(--ink-2);line-height:1.7;
}
.tier-feature::before{
  content:"";position:absolute;left:0;top:9px;
  width:14px;height:14px;border-radius:50%;
  background:var(--support);
  background-image:linear-gradient(#fff,#fff);
  background-size:6px 2px;background-position:center;background-repeat:no-repeat;
  opacity:.95;
}
.tier-side{
  display:flex;flex-direction:column;align-items:flex-start;gap:14px;
  padding-left:28px;border-left:1px solid rgba(29,63,114,.12);
}
.tier-4 .tier-side{border-left-color:rgba(255,255,255,.2)}
.tier-price{display:flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums}
.tier-price b{font-size:28px;font-weight:700;color:var(--primary);line-height:1.1}
.tier-price span{font-size:13px;color:var(--ink-3)}
.tier-meta{font-size:13px;color:var(--ink-3)}
.tier .btn{width:100%}

/* ---------- 适用场景 ---------- */
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:stretch}
.scene-main{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
}
.scene-main figure{margin:0}
.scene-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.scene-main .scene-body{padding:26px 28px 28px}
.scene-main h3{font-size:20px;font-weight:600;margin-bottom:10px}
.scene-main p{font-size:15px;color:var(--ink-2)}
.scene-main .scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.scene-list{display:flex;flex-direction:column;gap:16px}
.scene-item{
  flex:1;
  display:flex;gap:16px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;transition:box-shadow .2s ease,transform .2s ease;
}
.scene-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.scene-item img{width:88px;height:88px;flex:0 0 auto;object-fit:cover;border-radius:var(--radius-sm)}
.scene-item h3{font-size:17px;font-weight:600;margin-bottom:4px}
.scene-item p{font-size:14px;color:var(--ink-2);line-height:1.7}

/* ---------- 流程 ---------- */
.flow{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.flow-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.flow-step{position:relative;padding:0 26px}
.flow-step:first-child{padding-left:0}
.flow-step:last-child{padding-right:0}
.flow-step::before{
  content:"";position:absolute;top:21px;left:100%;width:calc(100% - 60px);height:1px;
  background:linear-gradient(90deg,var(--primary-100),var(--line));
}
.flow-step:last-child::before{display:none}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;
  background:var(--primary-50);border:1px solid var(--primary-100);
  color:var(--primary);font-size:16px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:18px;
}
.flow-step h3{font-size:18px;font-weight:600;margin-bottom:10px}
.flow-step p{font-size:14px;color:var(--ink-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start}
.faq-side h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px}
.faq-side p{font-size:15px;color:var(--ink-2);margin-bottom:20px}
.faq-side .btn{width:100%;max-width:260px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-item.open{border-color:var(--primary-100);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  background:var(--surface-2);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;transition:transform .2s ease,background-color .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary-50)}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;color:var(--ink-2);line-height:1.85}
.faq-item.open .faq-a{display:block}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:
    linear-gradient(100deg, rgba(15,30,51,.94) 0%, rgba(29,63,114,.86) 58%, rgba(29,63,114,.7) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;border-radius:0;padding:64px 0;
}
.cta-band::after{
  content:"";position:absolute;top:-40px;right:-40px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,122,60,.22), transparent 68%);pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center;
}
.cta-band h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:14px}
.cta-band p{font-size:16px;color:rgba(255,255,255,.84);max-width:36em}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch}
.cta-actions .btn-outline{border-color:rgba(255,255,255,.42);color:#fff}
.cta-actions .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.cta-phone{font-size:14px;color:rgba(255,255,255,.76);text-align:center;font-variant-numeric:tabular-nums}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink);color:rgba(255,255,255,.76);
  padding:60px 0 0;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:180px;opacity:.06;pointer-events:none;
  background-image:radial-gradient(#fff 1.2px, transparent 1.3px),radial-gradient(#fff 1px, transparent 1.1px);
  background-size:96px 96px,58px 58px;
}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo:hover{color:#fff}
.footer-brand .logo-text small{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:30em}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease}
.footer-col a:hover{color:var(--accent)}
.footer-contact li{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.footer-contact b{color:rgba(255,255,255,.9);font-weight:600}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:36px}
  .page-hero h1{font-size:34px}
}
@media (max-width:1024px){
  .section{padding:60px 0}
  .section-tight{padding:48px 0}
  .header-top{flex-wrap:wrap}
  .nav-search{max-width:100%;order:3;flex-basis:100%;margin-bottom:6px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-card{margin-bottom:0;max-width:520px}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .trust-item{padding:22px 20px;border-left:0;border-top:1px solid var(--line)}
  .trust-item:first-child,.trust-item:nth-child(2){border-top:0}
  .trust-item:first-child{padding-left:0}
  .scene-grid{grid-template-columns:1fr}
  .flow-track{grid-template-columns:repeat(2,1fr);row-gap:34px}
  .flow-step:nth-child(2)::before{display:none}
  .flow-step{padding:0 20px}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .tier-2{margin-left:24px}
  .tier-3{margin-left:48px}
  .tier-4{margin-left:72px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-actions{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .logo-text{font-size:17px}
  .page-hero{padding:26px 0 48px}
  .page-hero h1{font-size:28px}
  .hero-sub{font-size:16px}
  .hero-cta{gap:10px}
  .hero-cta .btn{flex:1 1 100%}
  .hero-points{gap:14px;flex-direction:column}
  .hero-card{padding:20px}
  .section{padding:48px 0}
  .section-head h2{font-size:24px}
  .trust-grid{grid-template-columns:1fr}
  .trust-item{padding:18px 0;border-top:1px solid var(--line)}
  .trust-item:nth-child(2){border-top:1px solid var(--line)}
  .tier{grid-template-columns:1fr;gap:20px;padding:24px 20px}
  .tier-1,.tier-2,.tier-3,.tier-4{margin-left:0}
  .tier-side{padding-left:0;border-left:0;border-top:1px solid rgba(29,63,114,.14);padding-top:18px}
  .tier-4 .tier-side{border-top-color:rgba(255,255,255,.22)}
  .tier-3 .tier-badge{right:20px;left:auto}
  .tier-badge{left:20px}
  .scene-item{flex-direction:column;align-items:flex-start}
  .scene-item img{width:100%;height:160px}
  .flow-track{grid-template-columns:1fr}
  .flow-step{padding:0}
  .flow-step::before{display:none}
  .flow-num{margin-bottom:12px}
  .faq-side .btn{max-width:none;width:100%}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .page-hero h1{font-size:24px}
  .section-head h2,.faq-side h2,.cta-band h2{font-size:22px}
  .tier-title{font-size:18px}
  .btn{padding:12px 18px}
  .btn-lg{padding:14px 22px;font-size:15px}
}

/* roulang page: category3 */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(15,30,51,.05), 0 10px 28px -14px rgba(15,30,51,.16);
  --sh-2:0 2px 4px rgba(15,30,51,.06), 0 18px 40px -16px rgba(15,30,51,.24);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:72px; --sp-7:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-lg);}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--accent-ink);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--ink);}
h1{font-size:40px;line-height:1.25;letter-spacing:-.4px;}
h2{font-size:30px;letter-spacing:-.3px;}
h3{font-size:20px;font-weight:600;}
p{margin:0 0 1em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-600);color:#fff;box-shadow:var(--sh-2);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px -12px rgba(255,122,60,.85);}
.btn-accent:hover{background:#F2692C;color:#fff;box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-50);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42);}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn-pill{border-radius:999px;padding:0 26px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.6;
  background:var(--primary-50);color:var(--primary);
}
.badge-support{background:rgba(42,167,155,.12);color:#1E8078;}
.badge-accent{background:rgba(255,122,60,.14);color:var(--accent-ink);}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:8px;
  background:var(--surface);border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--surface);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.site-header.scrolled{border-color:var(--line);box-shadow:0 8px 24px -18px rgba(15,30,51,.5);}
.header-top{
  display:flex;align-items:center;gap:20px;
  padding-top:14px;padding-bottom:12px;
  transition:padding .22s ease;
}
.site-header.scrolled .header-top{padding-top:9px;padding-bottom:8px;}
.logo{display:inline-flex;align-items:center;gap:8px;color:var(--ink);flex:0 0 auto;}
.logo:hover{color:var(--ink);}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(140deg,var(--primary),#2C5A9B);
  color:#fff;font-size:16px;line-height:1;
}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.2px;display:flex;align-items:baseline;gap:2px;}
.logo-text small{font-size:12px;font-weight:500;color:var(--ink-3);letter-spacing:0;}

.nav-search{
  flex:1 1 auto;min-width:280px;max-width:560px;
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 6px 0 14px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-3);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search:focus-within{
  background:var(--surface);
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(29,63,114,.12);
}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;
  border:none;background:transparent;outline:none;
  font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search button{
  flex:0 0 auto;height:34px;padding:0 18px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;
  transition:background .18s ease;
}
.nav-search button:hover{background:var(--primary-600);}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.header-actions .btn{min-height:40px;padding:0 16px;font-size:15px;}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);color:var(--primary);background:var(--surface);
}

.cat-nav{border-top:1px solid var(--line);background:var(--surface);}
.cat-nav-inner{
  display:flex;gap:8px;align-items:center;
  padding-top:10px;padding-bottom:10px;
  overflow-x:auto;scrollbar-width:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;
  padding:7px 15px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-2);
  background:var(--surface-2);border:1px solid transparent;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--primary-50);color:var(--primary);}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);font-weight:600;}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--surface);border-bottom:1px solid var(--line);}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-top:14px;padding-bottom:14px;
  font-size:14px;color:var(--ink-3);
}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--accent-ink);}
.crumb .sep{color:var(--ink-3);}
.crumb .current{color:var(--primary);font-weight:600;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    linear-gradient(102deg,rgba(11,24,42,.92) 0%,rgba(22,50,92,.82) 44%,rgba(29,63,114,.30) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:76px 0 84px;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.75) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.05;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.hero h1{color:#fff;font-size:40px;max-width:14em;}
.hero-sub{
  margin-top:18px;font-size:18px;line-height:1.7;
  color:rgba(255,255,255,.86);max-width:26em;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin-top:34px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.22);
  font-size:14px;color:rgba(255,255,255,.82);
}
.hero-trust li{display:flex;align-items:center;gap:8px;}
.hero-trust li::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--support);box-shadow:0 0 0 3px rgba(42,167,155,.24);
}
.hero-card{
  background:var(--surface);color:var(--ink);
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
  padding:26px 24px;
}
.hero-card h2{font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.hero-card .plan-mini{margin-top:16px;display:grid;gap:12px;}
.plan-mini li{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--surface-2);
}
.plan-mini li.is-reco{border-color:var(--primary-100);background:var(--primary-50);}
.plan-mini .mini-name{font-size:15px;font-weight:600;color:var(--ink);}
.plan-mini .mini-desc{font-size:13px;color:var(--ink-2);line-height:1.6;}
.plan-mini .mini-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;font-size:13px;font-weight:700;
}
.plan-mini li.is-reco .mini-ico{background:var(--accent);}
.hero-card .btn{margin-top:18px;}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-7) 0;}
.section-alt{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--support);
  letter-spacing:.6px;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:18px;height:1px;background:var(--support);}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:16px;margin-bottom:0;}

.lead-box{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 32px;box-shadow:var(--sh-1);
  display:grid;grid-template-columns:8fr 4fr;gap:36px;align-items:center;
}
.lead-box p{margin:0;color:var(--ink-2);font-size:16px;line-height:1.85;}
.lead-facts{display:grid;gap:14px;}
.lead-facts li{
  display:flex;align-items:baseline;gap:10px;
  padding-bottom:12px;border-bottom:1px dashed var(--line);
}
.lead-facts li:last-child{border-bottom:none;padding-bottom:0;}
.lead-facts b{font-size:24px;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2;}
.lead-facts span{font-size:14px;color:var(--ink-2);}

/* ============ 对比矩阵 ============ */
.table-wrap{
  overflow-x:auto;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  -webkit-overflow-scrolling:touch;
}
.matrix{
  width:100%;min-width:860px;
  border-collapse:separate;border-spacing:0;
}
.matrix th,.matrix td{
  padding:16px 18px;
  text-align:left;vertical-align:middle;
  border-bottom:1px solid var(--line);
  font-size:15px;color:var(--ink-2);
}
.matrix thead th{
  position:sticky;top:0;z-index:3;
  background:var(--surface);
  font-size:16px;font-weight:700;color:var(--ink);
  padding-top:22px;padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.matrix thead th small{display:block;font-size:12px;font-weight:500;color:var(--ink-3);margin-top:4px;}
.matrix thead th.reco{
  background:var(--primary-50);
  box-shadow:inset 0 3px 0 var(--primary);
  color:var(--primary-600);
}
.matrix td.reco{background:var(--primary-50);color:var(--ink);font-weight:600;}
.matrix tbody tr:last-child th,.matrix tbody tr:last-child td{border-bottom:none;}
.matrix tbody tr:hover td{background:var(--surface-2);}
.matrix tbody tr:hover td.reco{background:var(--primary-100);}
.matrix th.dim,.matrix thead th.dim-head{
  position:sticky;left:0;z-index:2;
  background:var(--surface);
  font-weight:600;color:var(--ink);
  font-size:14px;width:180px;min-width:180px;
  border-right:1px solid var(--line);
}
.matrix thead th.dim-head{z-index:4;}
.badge-reco{
  display:inline-flex;align-items:center;
  padding:2px 8px;border-radius:6px;margin-right:8px;
  background:var(--accent);color:#fff;
  font-size:11px;font-weight:700;vertical-align:2px;
}
.matrix-note{
  display:flex;flex-wrap:wrap;gap:10px 20px;
  margin-top:18px;font-size:13px;color:var(--ink-3);
}
.matrix-note span{display:flex;align-items:center;gap:6px;}
.matrix-note span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary-100);}

/* ============ 场景匹配 ============ */
.scene-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;
}
.scene-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--primary-100);}
.scene-card figure{margin:0;aspect-ratio:4/3;overflow:hidden;border-radius:0;}
.scene-card figure img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.scene-body{padding:22px 22px 24px;}
.scene-body h3{margin-bottom:10px;}
.scene-body p{font-size:15px;color:var(--ink-2);margin-bottom:14px;}
.scene-list{display:grid;gap:8px;}
.scene-list li{
  position:relative;padding-left:18px;
  font-size:14px;color:var(--ink-2);
}
.scene-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:2px;background:var(--support);
}
.scene-card.offset-1{margin-top:0;}
.scene-card.offset-2{margin-top:34px;}
.scene-card.offset-3{margin-top:68px;}

/* ============ 步骤时间轴 ============ */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  position:relative;
}
.steps::before{
  content:"";position:absolute;left:34px;right:34px;top:22px;height:2px;
  background:repeating-linear-gradient(90deg,var(--primary-100) 0 12px,transparent 12px 22px);
}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 20px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.step-num{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  background:var(--primary);color:#fff;font-weight:700;font-size:16px;
  margin-bottom:16px;font-variant-numeric:tabular-nums;
  box-shadow:0 8px 18px -10px rgba(29,63,114,.9);
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);margin:0;}

/* ============ FAQ ============ */
.faq{max-width:860px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--primary-100);}
.faq-item.open{border-color:var(--primary-100);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-ico{
  flex:0 0 auto;position:relative;width:20px;height:20px;
  color:var(--primary);transition:transform .2s ease;
}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-ico::before{width:14px;height:2px;}
.faq-ico::after{width:2px;height:14px;transition:transform .2s ease;}
.faq-item.open .faq-ico{transform:rotate(180deg);}
.faq-item.open .faq-ico::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a-inner{
  padding:0 22px 20px;
  font-size:15px;color:var(--ink-2);line-height:1.85;
}
.faq-a-inner p:last-child{margin-bottom:0;}
.faq-item.open .faq-a{max-height:340px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(115deg,var(--primary-600),var(--primary) 58%,#2A5490);
  color:#fff;border-radius:var(--r-lg);
  padding:44px 44px;
  display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.8) 1px,transparent 1px);
  background-size:30px 30px;opacity:.06;pointer-events:none;
}
.cta-band h2{color:#fff;font-size:26px;}
.cta-band p{color:rgba(255,255,255,.84);margin:14px 0 0;font-size:16px;}
.cta-actions{
  position:relative;z-index:2;
  display:flex;flex-direction:column;gap:12px;align-items:flex-end;
}
.cta-actions .btn{width:100%;max-width:280px;}
.cta-note{font-size:13px;color:rgba(255,255,255,.72);text-align:right;width:100%;max-width:280px;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--sp-7);
  background:var(--ink);color:rgba(255,255,255,.78);
  position:relative;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:120px;
  background-image:radial-gradient(rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:32px 32px;opacity:.05;pointer-events:none;
}
.footer-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:36px;
  padding:64px 0 40px;
}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-mark{background:linear-gradient(140deg,#2A5490,#3C6EA8);}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text small{color:rgba(255,255,255,.6);}
.footer-brand p{
  margin-top:18px;font-size:14px;line-height:1.9;
  color:rgba(255,255,255,.66);max-width:30em;
}
.footer-col h4{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;
  letter-spacing:.3px;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.7);display:flex;gap:8px;}
.footer-contact b{color:rgba(255,255,255,.92);font-weight:600;flex:0 0 auto;}
.footer-bottom{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);text-decoration:underline;}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{gap:36px;}
  h1{font-size:36px;}
  .hero h1{font-size:36px;}
}
@media (max-width:1023px){
  .header-top{flex-wrap:wrap;gap:14px;}
  .nav-search{order:5;flex:1 1 100%;max-width:none;min-width:0;}
  .header-actions{margin-left:auto;}
  .hero{padding:60px 0 68px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero h1{font-size:32px;max-width:none;}
  .hero-card{max-width:560px;}
  .section{padding:var(--sp-6) 0;}
  .lead-box{grid-template-columns:1fr;gap:24px;padding:26px 24px;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .scene-card.offset-3{margin-top:0;}
  .steps{grid-template-columns:1fr 1fr;}
  .steps::before{display:none;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .cta-actions{align-items:stretch;}
  .cta-actions .btn,.cta-note{max-width:none;text-align:left;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  h1{font-size:28px;}
  h2{font-size:23px;}
  h3{font-size:18px;}
  .header-top{padding-top:12px;padding-bottom:12px;}
  .logo-text{font-size:17px;}
  .logo-text small{display:none;}
  .header-actions{display:none;}
  .site-header.menu-open .header-actions{
    display:flex;order:6;flex:1 1 100%;
    padding-bottom:12px;
  }
  .site-header.menu-open .header-actions .btn{flex:1 1 auto;min-height:44px;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-search{height:42px;margin-top:2px;}
  .nav-search button{padding:0 14px;}
  .hero{padding:48px 0 54px;}
  .hero h1{font-size:26px;}
  .hero-sub{font-size:16px;}
  .hero-cta{gap:10px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-trust{gap:8px 20px;font-size:13px;}
  .hero-card{padding:22px 18px;}
  .section{padding:var(--sp-5) 0;}
  .section-head{margin-bottom:28px;}
  .scene-grid{grid-template-columns:1fr;}
  .scene-card.offset-2{margin-top:0;}
  .steps{grid-template-columns:1fr;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a-inner{padding:0 18px 18px;font-size:14px;}
  .cta-band{padding:30px 22px;border-radius:var(--r-md);}
  .cta-band h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:40px 0 28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;font-size:12px;}
  .table-wrap{border-radius:var(--r-md);box-shadow:none;}
  .matrix{min-width:0;width:100%;}
  .matrix thead{display:none;}
  .matrix,.matrix tbody,.matrix tr,.matrix th,.matrix td{display:block;width:100%;}
  .matrix tbody tr{
    background:var(--surface);border:1px solid var(--line);
    border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;
  }
  .matrix th.dim, .matrix td{
    border-bottom:1px solid var(--line);
    padding:12px 16px;border-right:none;
    display:flex;justify-content:space-between;align-items:flex-start;gap:16px;
    position:static;text-align:right;
  }
  .matrix th.dim{
    background:var(--primary-50);color:var(--primary-600);
    font-weight:700;font-size:15px;text-align:left;justify-content:flex-start;
  }
  .matrix td::before{
    content:attr(data-label);
    flex:0 0 auto;font-weight:600;color:var(--ink-2);
    font-size:14px;text-align:left;
  }
  .matrix tbody tr:last-child th{border-bottom:1px solid var(--line);}
  .matrix td.reco{background:var(--primary-50);}
}
@media (max-width:520px){
  .logo-text{font-size:16px;}
  .hero h1{font-size:23px;}
  h2{font-size:21px;}
  .hero-card h2{font-size:16px;}
  .lead-facts b{font-size:21px;}
  .nav-search input{font-size:14px;}
  .matrix th,.matrix td{padding:11px 14px;font-size:14px;}
}

/* roulang page: category2 */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,30,51,.05), 0 10px 28px -14px rgba(15,30,51,.16);
  --sh-2:0 2px 4px rgba(15,30,51,.06), 0 18px 40px -16px rgba(15,30,51,.24);
  --container:1200px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border:1px solid transparent;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-lg{min-height:50px;padding:0 26px;font-size:16px;}
.btn-block{width:100%;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 12px 24px -14px rgba(255,122,60,.95);}
.btn-accent:hover{background:#f0692a;box-shadow:0 16px 30px -14px rgba(255,122,60,.95);transform:translateY(-1px);}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-600);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--primary);}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-50);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{background:var(--primary-50);transform:translateY(-1px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.48);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar b{color:#fff;font-weight:600;}
.topbar .topbar-right{display:flex;align-items:center;gap:18px;}
.topbar a{color:#fff;border-bottom:1px solid rgba(255,255,255,.35);}

/* ============ 头部与导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:0 10px 28px -18px rgba(15,30,51,.35);}
.header-top{
  display:flex;align-items:center;gap:20px;
  padding-top:12px;padding-bottom:12px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--primary);color:#FFD8C2;font-size:15px;line-height:1;
}
.logo-text{font-size:18px;font-weight:700;letter-spacing:.2px;color:var(--ink);}
.logo-text small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:2px;}

.nav-search{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  min-width:280px;max-width:560px;height:46px;padding:0 6px 0 16px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);
  color:var(--ink-3);transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.nav-search:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(29,63,114,.12);}
.nav-search svg{flex:0 0 auto;}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search button{
  flex:0 0 auto;height:34px;padding:0 18px;border:0;border-radius:var(--r-pill);
  background:var(--accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .18s ease;
}
.nav-search button:hover{background:#f0692a;}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--primary);cursor:pointer;
}
.nav-toggle:hover{background:var(--primary-50);}

.cat-nav{border-top:1px solid var(--line);background:#fff;}
.cat-nav-inner{
  display:flex;align-items:center;gap:8px;padding-top:10px;padding-bottom:10px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border:1px solid transparent;border-radius:var(--r-pill);
  font-size:14px;color:var(--ink-2);white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--primary-50);color:var(--primary);}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);font-weight:600;}

/* ============ 分类首屏 ============ */
.cat-hero{
  position:relative;isolation:isolate;color:#fff;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(9,21,40,.94) 0%,rgba(16,36,66,.82) 48%,rgba(15,30,51,.42) 100%);
}
.cat-hero-inner{padding-top:26px;padding-bottom:58px;max-width:900px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);}
.breadcrumb a{color:rgba(255,255,255,.9);border-bottom:1px solid rgba(255,255,255,.35);}
.breadcrumb a:hover{color:#fff;border-color:#fff;}
.breadcrumb span{color:rgba(255,255,255,.45);}
.breadcrumb b{color:#fff;font-weight:600;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;margin-top:28px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  font-size:13px;color:#fff;
}
.cat-hero h1{
  margin-top:18px;font-size:40px;line-height:1.25;font-weight:700;letter-spacing:.4px;
  max-width:760px;
}
.cat-hero .hero-sub{
  margin-top:14px;font-size:18px;line-height:1.7;color:rgba(255,255,255,.86);max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tag{
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.06);
  font-size:13px;color:rgba(255,255,255,.92);font-variant-numeric:tabular-nums;
}

/* ============ 区块通用 ============ */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.eyebrow{
  display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--primary-50);color:var(--primary);font-size:13px;font-weight:600;letter-spacing:.3px;
}
.section-title{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:.2px;}
.section-lead{margin-top:12px;font-size:16px;color:var(--ink-2);max-width:760px;}
.section-head{margin-bottom:34px;}

/* ============ 主体两栏：粘性锚点 + 条目流 ============ */
.errand-layout{
  display:grid;grid-template-columns:320px minmax(0,1fr);
  gap:32px;align-items:start;
}
.anchor-card{
  position:sticky;top:112px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-1);
}
.anchor-title{font-size:16px;font-weight:600;color:var(--ink);padding-bottom:14px;border-bottom:1px solid var(--line);}
.anchor-list{margin-top:14px;display:grid;gap:4px;}
.anchor-list a{
  display:block;padding:9px 12px;border-radius:var(--r-sm);
  font-size:14px;color:var(--ink-2);border-left:2px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.anchor-list a:hover{background:var(--primary-50);color:var(--primary);}
.anchor-list a.current{background:var(--primary-50);color:var(--primary);border-left-color:var(--primary);font-weight:600;}
.anchor-note{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}
.anchor-note p{font-size:14px;color:var(--ink-2);line-height:1.7;}
.anchor-note .btn{margin-top:14px;}

.entry-stream{display:grid;gap:18px;}
.entry{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 26px 24px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
  scroll-margin-top:130px;
}
.entry:hover{box-shadow:var(--sh-2);transform:translateY(-1px);}
.entry-head{display:flex;gap:14px;align-items:flex-start;}
.entry-index{
  flex:0 0 auto;display:grid;place-items:center;width:38px;height:38px;border-radius:var(--r-sm);
  background:var(--primary-50);color:var(--primary);font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.entry h3{font-size:20px;line-height:1.45;font-weight:600;}
.entry-body{margin-top:12px;font-size:15px;color:var(--ink-2);line-height:1.85;}
.entry-points{display:grid;gap:8px;margin-top:14px;}
.entry-points li{
  position:relative;padding-left:22px;font-size:15px;color:var(--ink-2);line-height:1.75;
}
.entry-points li::before{
  content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:2px;
  background:var(--support);transform:rotate(45deg);
}
.entry-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;
  background:var(--surface-2);color:var(--ink-2);font-size:12.5px;
}
.tag-support{background:rgba(42,167,155,.12);color:#1E7F76;}
.tag-accent{background:rgba(255,122,60,.14);color:var(--accent-ink);}

/* ============ 场景分栏 ============ */
.split-75{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
.split-text h2{font-size:30px;line-height:1.32;font-weight:700;}
.split-text p{margin-top:14px;font-size:16px;color:var(--ink-2);}
.check-list{margin-top:20px;display:grid;gap:10px;}
.check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--ink-2);line-height:1.75;}
.check-list li::before{
  content:"";position:absolute;left:2px;top:6px;width:12px;height:7px;
  border-left:2px solid var(--support);border-bottom:2px solid var(--support);transform:rotate(-45deg);
}
.split-text .btn{margin-top:26px;}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--sh-2);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-media figcaption{
  padding:12px 18px;font-size:13px;line-height:1.6;color:var(--ink-3);background:var(--surface);
}

/* ============ 保障条 ============ */
.assure-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 32px 8px;box-shadow:var(--sh-1);
}
.assure-wrap h2{font-size:24px;line-height:1.4;font-weight:700;}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:24px;}
.assure-item{padding:18px 20px 22px;border-left:1px solid var(--line);}
.assure-item:first-child{border-left:0;padding-left:0;}
.assure-item b{display:block;font-size:17px;font-weight:600;font-variant-numeric:tabular-nums;}
.assure-item span{display:block;margin-top:4px;font-size:13px;color:var(--accent-ink);font-weight:600;}
.assure-item p{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.7;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:box-shadow .2s ease;}
.faq-item:hover{box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;line-height:1.6;color:var(--ink);
}
.faq-icon{position:relative;flex:0 0 auto;width:18px;height:18px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:0;top:8px;width:18px;height:2px;border-radius:2px;
  background:var(--primary);transition:transform .2s ease;
}
.faq-icon::after{transform:rotate(90deg);}
.faq-item.open .faq-icon::after{transform:rotate(0deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{
  margin:0 22px 20px;padding:14px 18px;border-radius:var(--r-md);
  background:var(--surface-2);font-size:15px;line-height:1.8;color:var(--ink-2);
}

/* ============ CTA 条 ============ */
.cta-band{position:relative;background:var(--ink);color:#fff;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.06;
  background-image:radial-gradient(#fff 1px,transparent 1px);
  background-size:26px 26px;
}
.cta-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:44px 0;
}
.cta-inner h2{font-size:26px;line-height:1.4;font-weight:700;}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.76);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}

/* ============ 表单 ============ */
.form-section{background:var(--surface-2);}
.form-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:start;}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:grid;gap:6px;margin-bottom:16px;}
.field label{font-size:14px;font-weight:600;color:var(--ink-2);}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(29,63,114,.12);}
.field .err{display:none;font-size:13px;color:var(--danger);}
.field.invalid input,.field.invalid select{border-color:var(--danger);}
.field.invalid .err{display:block;}
.form-tip{margin-top:14px;font-size:13px;color:var(--ink-3);}
.form-success{
  display:none;padding:20px;border-radius:var(--r-md);
  background:rgba(42,167,155,.1);border:1px solid rgba(42,167,155,.35);
  font-size:15px;color:#1E7F76;line-height:1.75;
}
.form-success.show{display:block;}
.contact-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
}
.contact-card h3{font-size:18px;font-weight:600;}
.contact-list{margin-top:16px;display:grid;gap:12px;}
.contact-list li{font-size:15px;color:var(--ink-2);line-height:1.7;}
.contact-list b{color:var(--ink);font-weight:600;}
.promise{
  margin-top:20px;padding:14px 16px;border-radius:var(--r-md);
  background:var(--primary-50);font-size:14px;color:var(--primary);line-height:1.7;
}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--ink);color:rgba(255,255,255,.72);padding-top:56px;overflow:hidden;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:120px;opacity:.06;
  background-image:radial-gradient(#fff 1px,transparent 1px);background-size:24px 24px;
}
.site-footer .container{position:relative;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text small{color:rgba(255,255,255,.55);}
.footer-brand .logo-mark{background:var(--primary-600);color:#FFD8C2;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;line-height:1.8;}
.footer-contact b{color:#fff;font-weight:600;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.75);}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .errand-layout{grid-template-columns:280px minmax(0,1fr);gap:24px;}
  .split-75{gap:32px;}
}

@media (max-width:1024px){
  .errand-layout{grid-template-columns:1fr;gap:22px;}
  .anchor-card{position:static;}
  .anchor-list{display:flex;flex-wrap:wrap;gap:8px;}
  .anchor-list a{
    border-left:0;border:1px solid var(--line);border-radius:var(--r-pill);
    padding:8px 14px;font-size:13.5px;
  }
  .anchor-list a.current{border-color:var(--primary-100);}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .assure-item{border-left:0;border-top:1px solid var(--line);padding-left:0;}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-top:0;}
  .form-grid{grid-template-columns:1fr;}
  .split-75{grid-template-columns:1fr;gap:26px;}
  .section{padding:60px 0;}
}

@media (max-width:768px){
  .topbar .container{justify-content:center;}
  .topbar .topbar-right{display:none;}
  .header-top{flex-wrap:wrap;gap:12px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;min-width:0;}
  .header-actions{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .cat-nav-inner{display:none;}
  .cat-nav.open .cat-nav-inner{display:flex;flex-wrap:wrap;overflow:visible;}
  .cat-hero h1{font-size:32px;}
  .cat-hero .hero-sub{font-size:16px;}
  .cat-hero-inner{padding-bottom:44px;}
  .section{padding:48px 0;}
  .section-title,.split-text h2{font-size:24px;}
  .entry{padding:20px 18px;}
  .entry h3{font-size:18px;}
  .assure-wrap{padding:24px 20px 6px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:36px 0;}
  .cta-inner h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .form-row{grid-template-columns:1fr;}
}

@media (max-width:520px){
  .container{padding:0 16px;}
  .cat-hero h1{font-size:27px;}
  .logo-text{font-size:16px;}
  .logo-text small{display:block;margin-left:0;font-size:11px;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-top:1px solid var(--line);}
  .assure-item:nth-child(2){border-top:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .faq-q{padding:16px;font-size:15px;}
  .faq-a p{margin:0 16px 16px;}
}

/* roulang page: category4 */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --radius:16px;
  --radius-sm:12px;
  --radius-btn:10px;
  --shadow:0 1px 2px rgba(15,30,51,.05),0 10px 28px -14px rgba(15,30,51,.16);
  --shadow-hover:0 2px 4px rgba(15,30,51,.06),0 18px 40px -16px rgba(15,30,51,.24);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
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:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.tnum{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow);}
.btn-primary:hover{background:var(--primary-600);color:#fff;box-shadow:var(--shadow-hover);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px -10px rgba(255,122,60,.75);}
.btn-accent:hover{background:#F0692B;color:#fff;box-shadow:0 14px 28px -12px rgba(255,122,60,.85);}
.btn-ghost{background:var(--surface);color:var(--primary);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--shadow);}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn-lg{height:52px;padding:0 28px;font-size:17px;border-radius:999px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--surface);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px -14px rgba(15,30,51,.35);}
.header-top{
  display:flex;align-items:center;gap:20px;
  padding-top:14px;padding-bottom:14px;
  transition:padding .2s ease;
}
.site-header.is-stuck .header-top{padding-top:8px;padding-bottom:8px;}
.logo{display:inline-flex;align-items:center;gap:9px;flex:0 0 auto;color:var(--ink);}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary) 0%,#2C5A9C 100%);
  color:#fff;font-size:16px;line-height:1;
}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.2px;line-height:1.1;white-space:nowrap;}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.5px;}

.nav-search{
  flex:1 1 auto;max-width:560px;min-width:280px;
  display:flex;align-items:center;gap:8px;
  height:46px;padding:0 6px 0 16px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-3);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search:focus-within{
  background:var(--surface);
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(29,63,114,.12);
}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;height:100%;
  font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search input:focus{outline:none;}
.nav-search button{
  flex:0 0 auto;height:36px;padding:0 18px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:15px;font-weight:600;
  transition:background .18s ease;
}
.nav-search button:hover{background:var(--primary-600);}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:42px;height:42px;flex:0 0 42px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--surface);color:var(--ink);
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}

.cat-nav{border-top:1px solid var(--line);background:var(--surface);}
.cat-nav-inner{
  display:flex;align-items:center;gap:10px;
  padding-top:10px;padding-bottom:10px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;font-size:14.5px;font-weight:500;
  color:var(--ink-2);background:var(--surface-2);border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--primary-50);color:var(--primary);}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);font-weight:600;}

/* ============ 面包屑 ============ */
.breadcrumb{padding:20px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-3);}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"›";color:var(--ink-3);}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb [aria-current]{color:var(--ink);font-weight:600;}

/* ============ Hero ============ */
.page-hero{padding:28px 0 8px;}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;
}
.hero-copy h1{font-size:40px;font-weight:700;line-height:1.25;letter-spacing:-.4px;}
.hero-copy h1 em{font-style:normal;color:var(--primary);}
.hero-sub{
  margin-top:16px;font-size:17px;color:var(--ink-2);max-width:640px;
}
.hero-lead{margin-top:18px;font-size:15.5px;color:var(--ink-2);max-width:660px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 13px;
  border-radius:999px;font-size:13.5px;font-weight:500;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-2);
}
.tag i{width:7px;height:7px;border-radius:50%;background:var(--support);flex:0 0 7px;}
.tag.amber i{background:var(--warn);}

.hero-side{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:18px;font-weight:600;}
.hero-side .side-note{font-size:14px;color:var(--ink-2);margin-top:8px;}
.side-list{margin-top:18px;display:grid;gap:1px;background:var(--line);border-radius:var(--radius-sm);overflow:hidden;}
.side-list li{background:var(--surface);padding:13px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14.5px;}
.side-list li span:first-child{color:var(--ink-2);}
.side-list li b{font-weight:600;color:var(--ink);}
.side-list li b.teal{color:var(--support);}

/* ============ 通栏大图 ============ */
.banner{
  margin-top:48px;position:relative;overflow:hidden;border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.banner img{width:100%;aspect-ratio:16/7;object-fit:cover;}
.banner-mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(15,30,51,.78) 0%,rgba(15,30,51,.42) 46%,rgba(15,30,51,.06) 100%);
}
.banner-inner{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;
  padding:0 48px;max-width:660px;
}
.banner-inner .eyebrow{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;width:max-content;
  border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:13px;letter-spacing:.4px;margin-bottom:14px;
}
.banner-inner h2{color:#fff;font-size:30px;line-height:1.3;}
.banner-inner p{color:rgba(255,255,255,.86);font-size:15.5px;margin-top:12px;max-width:540px;}

/* ============ 板块通用 ============ */
.section{padding:72px 0 0;}
.section-head{max-width:720px;}
.section-head .eyebrow-line{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;
  color:var(--support);letter-spacing:.4px;margin-bottom:10px;
}
.section-head .eyebrow-line::before{content:"";width:18px;height:2px;background:var(--support);border-radius:2px;}
.section-head h2{font-size:30px;letter-spacing:-.3px;}
.section-head h2 em{font-style:normal;color:var(--primary);}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:15.5px;}

/* ============ 步骤时间轴 ============ */
.steps-wrap{
  margin-top:36px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:36px 32px 32px;
}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.steps::before{
  content:"";position:absolute;top:24px;left:6%;right:6%;height:2px;
  background:repeating-linear-gradient(90deg,var(--primary-100) 0 10px,transparent 10px 18px);
}
.step{position:relative;padding-top:0;}
.step-no{
  position:relative;z-index:1;
  width:48px;height:48px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-50);border:1px solid var(--primary-100);
  color:var(--primary);font-size:18px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step:nth-child(4) .step-no{background:var(--primary);border-color:var(--primary);color:#fff;}
.step h3{font-size:18px;font-weight:600;margin-top:18px;}
.step p{font-size:14.5px;color:var(--ink-2);margin-top:8px;}
.step ul{margin-top:12px;display:grid;gap:7px;}
.step ul li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);}
.step ul li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;
  background:var(--support);opacity:.75;
}

/* ============ 大图卡 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--primary-100);}
.card-media{position:relative;overflow:hidden;}
.card-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.badge{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:6px;
  background:rgba(255,255,255,.94);color:var(--primary);font-size:12.5px;font-weight:600;
}
.badge.accent{background:var(--accent);color:#fff;}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body h3{font-size:18px;font-weight:600;}
.card-body p{margin-top:10px;font-size:14.5px;color:var(--ink-2);}
.card-points{margin-top:14px;display:grid;gap:8px;border-top:1px dashed var(--line);padding-top:14px;}
.card-points li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);}
.card-points li::before{
  content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
  background:var(--primary-100);
}
.card-foot{margin-top:auto;padding-top:18px;font-size:14px;font-weight:600;color:var(--primary);}
.card-foot a{color:inherit;}

/* ============ 提示条 ============ */
.notice{
  margin-top:36px;display:grid;grid-template-columns:8fr 4fr;gap:24px;
  background:var(--primary-50);border:1px solid var(--primary-100);
  border-radius:var(--radius);padding:26px 28px;
}
.notice h3{font-size:18px;font-weight:600;color:var(--primary);}
.notice p{margin-top:10px;font-size:14.5px;color:var(--ink-2);}
.notice ul{display:grid;gap:9px;align-content:center;}
.notice ul li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2);}
.notice ul li::before{
  content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:3px;
  background:var(--accent);opacity:.85;
}

/* ============ FAQ ============ */
.faq{margin-top:32px;display:grid;gap:12px;max-width:920px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--primary-100);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;width:18px;height:18px;flex:0 0 18px;color:var(--primary);
  transition:transform .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item[open] .faq-icon{transform:rotate(135deg);}
.faq-answer{
  margin:0 22px 20px;padding:16px 18px;
  background:var(--surface-2);border-radius:var(--radius-sm);
  font-size:15px;line-height:1.8;color:var(--ink-2);
}

/* ============ CTA ============ */
.cta-band{
  margin-top:72px;position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--radius);
  padding:44px 48px;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(42,167,155,.28) 0%,rgba(42,167,155,0) 68%);
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:26px;line-height:1.35;max-width:620px;}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15px;margin-top:10px;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{margin-top:72px;background:var(--ink);color:rgba(255,255,255,.78);}
.site-footer .logo{color:#fff;}
.site-footer .logo:hover{color:#fff;}
.site-footer .logo-text small{color:rgba(255,255,255,.55);}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding:56px 0 40px;
}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.68);max-width:340px;}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:rgba(255,255,255,.78);font-size:14.5px;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li{font-size:14.5px;color:rgba(255,255,255,.78);}
.footer-contact b{font-weight:600;color:rgba(255,255,255,.94);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.78);}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-copy h1{font-size:34px;}
  .card-grid{gap:20px;}
}
@media (max-width:1023px){
  .header-top{flex-wrap:wrap;gap:14px;}
  .nav-search{order:4;flex:1 1 100%;max-width:none;min-width:0;}
  .logo{margin-right:auto;}
  .nav-toggle{display:inline-flex;}
  .header-actions{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .page-hero{padding-top:22px;}
  .banner-inner{padding:0 32px;}
  .banner-inner h2{font-size:24px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px;}
  .steps::before{display:none;}
  .card-grid{grid-template-columns:1fr 1fr;}
  .notice{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding-top:56px;}
  .hero-copy h1{font-size:28px;}
  .section-head h2{font-size:23px;}
  .hero-sub,.hero-lead{font-size:15px;}
  .hero-cta .btn{width:100%;}
  .banner img{aspect-ratio:4/3;}
  .banner-inner{padding:0 20px;}
  .banner-inner h2{font-size:20px;}
  .banner-inner p{font-size:14px;}
  .steps-wrap{padding:24px 20px;}
  .steps{grid-template-columns:1fr;gap:24px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-band{padding:30px 22px;}
  .cta-inner h2{font-size:21px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-item summary{padding:16px 16px;font-size:15px;}
  .faq-answer{margin:0 16px 16px;font-size:14.5px;}
}
@media (max-width:520px){
  .logo-text{font-size:17px;}
  .chip{height:32px;padding:0 13px;font-size:13.5px;}
  .nav-search{height:42px;padding-left:14px;}
  .nav-search button{padding:0 14px;font-size:14px;}
  .hero-side{padding:20px;}
  .side-list li{font-size:14px;}
}

/* roulang page: category5 */
:root{
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --surface-2:#EFF4FB;
  --ink:#0F1E33;
  --ink-2:#46586F;
  --ink-3:#8A99AC;
  --primary:#1D3F72;
  --primary-600:#16325C;
  --primary-100:#DCE7F6;
  --primary-50:#EEF4FC;
  --accent:#FF7A3C;
  --accent-ink:#8A3208;
  --support:#2AA79B;
  --line:#DEE7F2;
  --warn:#E0A21B;
  --danger:#D64545;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(15,30,51,.05), 0 10px 28px -14px rgba(15,30,51,.16);
  --shadow-2:0 2px 4px rgba(15,30,51,.06), 0 18px 40px -16px rgba(15,30,51,.24);
  --header-h:122px;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 顶栏与导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 22px -14px rgba(15,30,51,.35);background:rgba(255,255,255,.99);}
.header-top{
  display:flex;align-items:center;gap:20px;
  min-height:72px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-600) 100%);
  color:#fff;font-size:16px;line-height:1;
  box-shadow:0 6px 16px -10px rgba(29,63,114,.9);
}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.4px;color:var(--primary);line-height:1.2;}
.logo-text small{display:block;font-size:11px;font-weight:400;color:var(--ink-3);letter-spacing:.6px;}

.nav-search{
  flex:1 1 auto;max-width:520px;min-width:280px;
  display:flex;align-items:center;gap:10px;
  height:46px;padding:0 5px 0 16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-3);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(29,63,114,.14);color:var(--primary);}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;
  border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3);}
.nav-search button{
  flex:0 0 auto;height:36px;padding:0 20px;
  border-radius:999px;background:var(--accent);color:#fff;
  font-size:15px;font-weight:600;
  transition:background .2s ease, transform .15s ease;
}
.nav-search button:hover{background:#F06A2C;}
.nav-search button:active{transform:translateY(1px);}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  border-radius:var(--radius-sm);
  font-size:16px;font-weight:600;line-height:1;
  border:1px solid transparent;
  transition:background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .15s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--primary-600);box-shadow:var(--shadow-2);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 24px -14px rgba(255,122,60,.95);}
.btn-accent:hover{background:#F06A2C;}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--line);}
.btn-ghost:hover{background:var(--primary-50);border-color:var(--primary-100);}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary-100);}
.btn-outline:hover{background:var(--primary-50);}
.btn-lg{height:52px;padding:0 30px;font-size:17px;border-radius:999px;}
.btn-block{width:100%;}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--surface);color:var(--primary);
}
.nav-toggle:hover{background:var(--primary-50);}

.cat-nav{border-top:1px solid var(--line);background:var(--surface);}
.cat-nav-inner{
  display:flex;align-items:center;gap:10px;
  padding-top:9px;padding-bottom:9px;
  overflow-x:auto;scrollbar-width:none;
}
.cat-nav-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:34px;padding:0 16px;
  border-radius:999px;border:1px solid transparent;
  font-size:14px;color:var(--ink-2);background:var(--surface-2);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:var(--primary-50);color:var(--primary);}
.chip.active{background:var(--primary-50);color:var(--primary);border-color:var(--primary-100);font-weight:600;}

/* ============ 面包屑 ============ */
.breadcrumb-bar{background:var(--surface);border-bottom:1px solid var(--line);}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding-top:14px;padding-bottom:14px;
  font-size:13px;color:var(--ink-3);
}
.breadcrumb a{color:var(--ink-2);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--primary);font-weight:600;}

/* ============ 分类 Hero ============ */
.hero-cat{
  position:relative;overflow:hidden;
  background:linear-gradient(100deg,rgba(15,30,51,.94) 0%,rgba(29,63,114,.80) 48%,rgba(29,63,114,.36) 100%),
             url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:64px 0 72px;
}
.hero-cat::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:28px 28px;
}
.hero-cat .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;grid-template-columns:1.45fr .85fr;gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;margin-bottom:18px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  font-size:13px;letter-spacing:.6px;color:#E6EEF9;
}
.hero-cat h1{
  font-size:40px;font-weight:700;line-height:1.25;letter-spacing:.5px;
  margin-bottom:16px;
}
.hero-sub{font-size:17px;color:#D7E2F1;max-width:640px;line-height:1.8;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;
  height:32px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:#E9F1FA;
}
.hero-tags span::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);
}

.hero-quote{
  background:var(--surface);color:var(--ink);
  border-radius:var(--radius-lg);
  padding:26px;
  box-shadow:var(--shadow-2);
  margin-bottom:-96px;
}
.hero-quote h2{font-size:18px;font-weight:700;margin-bottom:6px;}
.hero-quote .quote-note{font-size:13px;color:var(--ink-3);margin-bottom:16px;}
.quote-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:14px;color:var(--ink-2);
}
.quote-row:last-of-type{border-bottom:0;}
.quote-row b{font-size:18px;color:var(--primary);font-weight:700;}
.quote-foot{
  margin-top:14px;padding:12px 14px;border-radius:var(--radius-md);
  background:var(--primary-50);
  font-size:13px;color:var(--ink-2);line-height:1.7;
}
.hero-quote .btn{margin-top:16px;}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section.after-hero{padding-top:132px;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:30px;font-weight:700;line-height:1.35;margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--ink-2);}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--support);
  letter-spacing:.6px;margin-bottom:10px;
}
.section-tag::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--support);}

.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease, transform .25s ease;
}
.card:hover{box-shadow:var(--shadow-2);transform:translateY(-1px);}

/* ============ 价目表 ============ */
.table-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
  padding:8px 8px 4px;
}
.table-wrap{width:100%;overflow:visible;}
.rate-table{
  width:100%;border-collapse:separate;border-spacing:0;
  font-size:15px;
  font-variant-numeric:tabular-nums;
}
.rate-table caption{
  caption-side:top;text-align:left;
  padding:14px 16px 10px;
  font-size:14px;color:var(--ink-3);
}
.rate-table thead th{
  position:sticky;top:var(--header-h);z-index:5;
  background:var(--surface-2);
  color:var(--ink-2);
  font-size:14px;font-weight:600;text-align:left;
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.rate-table thead th:first-child{border-radius:var(--radius-md) 0 0 0;}
.rate-table thead th:last-child{border-radius:0 var(--radius-md) 0 0;}
.rate-table td{
  padding:16px;
  border-bottom:1px solid var(--line);
  color:var(--ink-2);vertical-align:top;
}
.rate-table tbody tr:nth-child(even){background:rgba(15,30,51,.018);}
.rate-table tbody tr:hover{background:var(--primary-50);}
.rate-table tbody tr:last-child td{border-bottom:0;}
.rate-table td:first-child{color:var(--ink);font-weight:600;}
.rate-table .price{color:var(--accent-ink);font-weight:700;font-size:17px;}
.rate-table .price small{font-size:12px;font-weight:400;color:var(--ink-3);margin-left:2px;}
.memo{font-size:13px;color:var(--ink-3);}

/* ============ 规格对比 ============ */
.plan-table{
  width:100%;min-width:720px;border-collapse:separate;border-spacing:0;
  font-size:15px;font-variant-numeric:tabular-nums;
}
.plan-table th,.plan-table td{
  padding:16px 18px;
  border-bottom:1px solid var(--line);
  text-align:left;vertical-align:middle;
}
.plan-table thead th{
  font-size:15px;font-weight:700;color:var(--ink);
  background:var(--surface-2);
}
.plan-table thead th:first-child{color:var(--ink-2);font-weight:600;font-size:14px;}
.plan-table tbody th{
  font-weight:500;color:var(--ink-2);font-size:14px;background:var(--surface);
  white-space:nowrap;
}
.plan-table tbody td{color:var(--ink-2);}
.plan-table .col-reco{
  background:var(--primary-50);
  color:var(--ink);
}
.plan-table thead .col-reco{
  box-shadow:inset 0 3px 0 var(--primary);
  position:relative;
}
.plan-table tbody tr:last-child th,
.plan-table tbody tr:last-child td{border-bottom:0;}
.badge-reco{
  display:inline-flex;align-items:center;
  height:22px;padding:0 9px;margin-left:8px;
  border-radius:6px;background:var(--accent);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.4px;vertical-align:middle;
}
.price-lg{font-size:28px;font-weight:700;color:var(--primary);line-height:1.2;}
.price-lg small{font-size:13px;font-weight:400;color:var(--ink-3);margin-left:4px;}

/* ============ 规则说明 ============ */
.rules-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.rule-list{display:grid;gap:14px;}
.rule-item{
  display:grid;grid-template-columns:46px 1fr;gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:22px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}
.rule-item:hover{box-shadow:var(--shadow-2);transform:translateY(-1px);border-color:var(--primary-100);}
.rule-no{
  width:40px;height:40px;border-radius:var(--radius-md);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-50);color:var(--primary);
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
}
.rule-item h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.rule-item p{font-size:15px;color:var(--ink-2);}
.rule-item .points{margin-top:10px;display:grid;gap:6px;}
.rule-item .points li{
  position:relative;padding-left:18px;
  font-size:14px;color:var(--ink-2);
}
.rule-item .points li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:2px;
  background:var(--support);opacity:.85;
}

.figure-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.figure-card img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
}
.figure-card figcaption{
  padding:14px 18px;font-size:13px;color:var(--ink-3);line-height:1.6;
}
.tip-block{
  margin-top:16px;
  padding:18px 20px;
  border-radius:var(--radius-md);
  background:var(--surface-2);
  border-left:3px solid var(--primary);
  font-size:14px;color:var(--ink-2);line-height:1.8;
}
.tip-block strong{color:var(--ink);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--primary-100);}
.faq-item.is-open{border-color:var(--primary-100);box-shadow:var(--shadow-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-sign{
  position:relative;flex:0 0 auto;
  width:20px;height:20px;border-radius:50%;
  background:var(--primary-50);
  transition:background .2s ease, transform .2s ease;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:opacity .2s ease, transform .2s ease;
}
.faq-sign::before{width:10px;height:2px;}
.faq-sign::after{width:2px;height:10px;}
.faq-item.is-open .faq-sign{background:var(--primary);transform:rotate(180deg);}
.faq-item.is-open .faq-sign::before{background:#fff;}
.faq-item.is-open .faq-sign::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease;
}
.faq-item.is-open .faq-a{max-height:460px;}
.faq-a-inner{
  margin:0 20px 18px;
  padding:16px 18px;
  border-radius:var(--radius-md);
  background:var(--surface-2);
  font-size:15px;color:var(--ink-2);line-height:1.8;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:20px;
  background:linear-gradient(110deg,var(--primary-600) 0%,var(--primary) 62%,#26507F 100%);
  color:#fff;
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-2);
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;
  width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:20px 20px;
  pointer-events:none;
}
.cta-band h2{font-size:26px;font-weight:700;line-height:1.35;margin-bottom:10px;}
.cta-band p{font-size:15px;color:#D5E1F0;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;position:relative;z-index:2;}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.35);}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:72px;
  background:var(--ink);color:#C6D2E1;
  padding:56px 0 0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:60px;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:26px 26px;pointer-events:none;
}
.footer-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px;
  padding-bottom:40px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text small{color:#8FA3BC;}
.footer-brand .logo-mark{background:linear-gradient(135deg,#2C5A96,#1D3F72);}
.footer-brand p{font-size:14px;line-height:1.85;color:#9FB0C6;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li{font-size:14px;color:#9FB0C6;}
.footer-col a{color:#9FB0C6;transition:color .2s ease;}
.footer-col a:hover{color:var(--accent);}
.footer-contact li b{color:#D9E3EF;font-weight:500;}
.footer-bottom{
  position:relative;z-index:2;
  border-top:1px solid rgba(255,255,255,.1);
  padding:18px 0 22px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8698AF;
}
.footer-bottom a{color:#A9BACC;text-decoration:underline;}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{grid-template-columns:1.3fr .9fr;gap:32px;}
  .hero-cat h1{font-size:34px;}
  .rules-grid{grid-template-columns:1fr;}
}

@media (max-width:1023px){
  :root{--header-h:112px;}
  .header-top{flex-wrap:wrap;gap:14px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;min-width:0;}
  .header-actions{order:2;margin-left:auto;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-quote{margin-bottom:0;}
  .section.after-hero{padding-top:72px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:900px){
  .table-wrap.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
}

@media (max-width:768px){
  :root{--header-h:0px;}
  .container{padding:0 16px;}
  .header-actions{display:none;}
  body.nav-open .header-actions{
    display:flex;flex:1 1 100%;order:4;gap:10px;
  }
  body.nav-open .header-actions .btn{flex:1 1 0;}
  .nav-toggle{display:inline-flex;order:2;margin-left:auto;}
  .logo{order:1;}
  .hero-cat{padding:48px 0 56px;}
  .hero-cat h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .hero-cta .btn{flex:1 1 100%;}
  .section{padding:56px 0;}
  .section.after-hero{padding-top:56px;}
  .section-head h2{font-size:24px;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}

  /* 价目表转卡片 */
  .table-card{padding:14px;background:transparent;border:0;box-shadow:none;}
  .rate-table,.rate-table tbody,.rate-table tr,.rate-table td{display:block;width:100%;}
  .rate-table thead{display:none;}
  .rate-table caption{padding:0 0 14px;font-size:13px;}
  .rate-table tbody tr{
    background:var(--surface) !important;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    box-shadow:var(--shadow-1);
    padding:6px 16px;
    margin-bottom:12px;
  }
  .rate-table td{
    display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
    padding:10px 0;border-bottom:1px dashed var(--line);
    text-align:right;
  }
  .rate-table td::before{
    content:attr(data-label);
    flex:0 0 auto;
    color:var(--ink-3);font-size:13px;font-weight:400;text-align:left;
  }
  .rate-table td:first-child{
    display:block;text-align:left;
    font-size:16px;font-weight:700;color:var(--ink);
    padding-top:12px;
  }
  .rate-table td:first-child::before{display:none;}
  .rate-table tbody tr:last-child td{border-bottom:1px dashed var(--line);}
  .rate-table tbody tr td:last-child{border-bottom:0;}
}

@media (max-width:520px){
  .hero-cat h1{font-size:24px;line-height:1.35;}
  .logo-text{font-size:16px;}
  .logo-text small{font-size:10px;}
  .quote-row{flex-direction:column;align-items:flex-start;gap:2px;}
  .rule-item{grid-template-columns:1fr;gap:12px;}
  .faq-q{font-size:15px;padding:16px;}
  .faq-a-inner{margin:0 16px 16px;padding:14px;}
  .cta-band{padding:28px 20px;border-radius:16px;}
  .section-head h2{font-size:21px;}
}