/* roulang page: index */
/* ========================= 设计变量 ========================= */
:root{
  --brand-900:#1E1230;
  --brand-700:#3A2159;
  --accent:#C9F24D;
  --accent-ink:#1E1230;
  --accent-2:#FF6B4A;
  --bg:#F7F6F3;
  --bg-card:#FFFFFF;
  --bg-tint:#F3FBE0;
  --line:#E5E2DC;
  --ink:#16121C;
  --ink-2:#4A4553;
  --ink-3:#837D8C;
  --ok:#2FA36B;
  --warn:#E0A22A;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --shadow-card:0 1px 2px rgba(22,18,28,.06), 0 10px 28px -14px rgba(22,18,28,.18);
  --shadow-pop:0 2px 8px rgba(22,18,28,.10), 0 28px 56px -24px rgba(22,18,28,.30);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:180ms;
  --container:1200px;
  --font:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}

/* ========================= 基础 reset ========================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{list-style:none;padding:0;}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease);}
img{max-width:100%;display:block;border:0;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ========================= 容器与板块 ========================= */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:641px){.container{padding:0 24px;}}
@media (min-width:1025px){.container{padding:0 32px;}}

.section{padding:64px 0;}
@media (min-width:1025px){.section{padding:88px 0;}}
.section-tint{background:var(--bg-card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section[id]{scroll-margin-top:84px;}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{
  position:relative;
  font-size:clamp(24px,2.6vw,31px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:.2px;
  padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:6px;border-radius:3px;background:var(--accent);
}
.section-sub{margin-top:10px;color:var(--ink-2);font-size:15.5px;max-width:620px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:700;color:var(--brand-700);
  white-space:nowrap;
}
.link-more svg{transition:transform var(--dur) var(--ease);}
.link-more:hover{color:var(--accent-2);}
.link-more:hover svg{transform:translateX(4px);}

/* ========================= 按钮体系 ========================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;white-space:nowrap;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),transform var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease);
}
.btn-sm{height:40px;padding:0 16px;font-size:14.5px;}
.btn-primary{background:var(--accent);color:var(--accent-ink);}
.btn-primary:hover{background:#BBE33C;color:var(--accent-ink);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(120,170,20,.85);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-secondary{background:var(--bg-card);color:var(--ink);border-color:var(--line);}
.btn-secondary:hover{border-color:var(--brand-700);color:var(--ink);transform:translateY(-1px);box-shadow:var(--shadow-card);}
.btn-secondary:active{transform:translateY(1px);}
.btn-ghost{background:rgba(255,255,255,.04);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.55);color:#fff;transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.btn-block{width:100%;}

/* ========================= 徽章 / 标签 ========================= */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.5;
}
.badge-tint{background:var(--bg-tint);color:var(--brand-700);}
.badge-outline{border:1px solid var(--accent-2);color:var(--accent-2);background:transparent;}
.badge-dark{background:rgba(255,255,255,.12);color:#fff;}
.badge-accent{background:var(--accent);color:var(--accent-ink);}

/* ========================= 导航 ========================= */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(247,246,243,.92);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 26px -20px rgba(22,18,28,.7);}
.nav-wrap{display:flex;align-items:center;gap:22px;min-height:64px;}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;flex:0 0 26px;
  background:linear-gradient(135deg,var(--accent),#9FD62E);
  display:grid;place-items:center;
  color:var(--brand-900);font-size:13px;font-weight:900;line-height:1;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:.3px;color:var(--ink);}
.brand-text em{font-style:normal;font-size:10.5px;font-weight:600;letter-spacing:2.4px;color:var(--ink-3);}

.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--ink-2);line-height:1.4;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link:hover{color:var(--ink);background:rgba(30,18,48,.055);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;
  border-radius:2px;background:var(--accent);
}

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

.command-search{
  display:flex;align-items:center;gap:9px;
  width:276px;height:40px;padding:0 10px 0 12px;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.command-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,242,77,.28);}
.command-search .icon{color:var(--ink-3);flex:0 0 18px;}
.command-search input{
  flex:1 1 auto;min-width:0;height:100%;
  border:0;background:transparent;font-size:14px;outline:none;
}
.command-search input::placeholder{color:var(--ink-3);}
.kbd{
  flex:0 0 auto;font-size:11px;font-weight:600;color:var(--ink-3);
  border:1px solid var(--line);border-radius:6px;padding:1px 5px;background:#FBFAF8;
  font-variant-numeric:tabular-nums;
}

.icon-btn{
  width:38px;height:38px;border-radius:var(--r-btn);
  display:grid;place-items:center;color:var(--ink-2);
  border:1px solid transparent;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.icon-btn:hover{background:rgba(30,18,48,.06);color:var(--ink);border-color:var(--line);}

.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  align-items:center;justify-content:center;gap:5px;flex-direction:column;
  border:1px solid var(--line);background:var(--bg-card);
}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--ink);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;left:0;right:0;top:64px;bottom:0;z-index:65;
  background:rgba(30,18,48,.55);
  opacity:0;visibility:hidden;transition:opacity 200ms var(--ease),visibility 200ms var(--ease);
}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.mobile-drawer-panel{
  background:var(--bg);padding:16px 20px 30px;
  display:flex;flex-direction:column;gap:6px;
  box-shadow:var(--shadow-pop);
  transform:translateY(-12px);transition:transform 220ms var(--ease);
}
.mobile-drawer.is-open .mobile-drawer-panel{transform:translateY(0);}
.mobile-drawer-panel a.drawer-link{
  padding:14px 4px;font-size:16.5px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer-panel a.drawer-link.is-active{color:var(--brand-700);}
.mobile-drawer-panel .btn{margin-top:16px;}

@media (max-width:1024px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .command-search{width:210px;}
}
@media (max-width:640px){
  .nav-wrap{min-height:56px;gap:10px;}
  .command-search{display:none;}
  .icon-btn{display:none;}
  .mobile-drawer{top:56px;}
  .brand-text strong{font-size:14.5px;}
}

/* ========================= Hero ========================= */
.hero{position:relative;background:var(--brand-900);color:#fff;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;
}
.hero-overlay{position:absolute;inset:0;background:rgba(30,18,48,.84);}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,5.4fr) minmax(0,6.6fr);
  gap:56px;align-items:center;
  padding:74px 0 84px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(201,242,77,.14);border:1px solid rgba(201,242,77,.35);
  font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.4px;
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,46px);
  font-weight:800;line-height:1.25;letter-spacing:.4px;
  color:#fff;
}
.hero h1 .hl{
  color:var(--accent);
  box-shadow:inset 0 -10px 0 rgba(201,242,77,.14);
}
.hero-sub{
  margin-top:20px;font-size:17px;line-height:1.85;
  color:rgba(255,255,255,.78);max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:36px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.14);
}
.hero-trust li{display:flex;align-items:baseline;gap:8px;font-size:13.5px;color:rgba(255,255,255,.68);}
.hero-trust strong{
  font-size:19px;font-weight:800;color:#fff;
  font-variant-numeric:tabular-nums;
}

.hero-visual{display:flex;flex-direction:column;gap:16px;}
.hero-shot{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:#26173D;
}
.hero-shot img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-shot-tag{
  position:absolute;left:14px;bottom:14px;
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:rgba(30,18,48,.86);border:1px solid rgba(255,255,255,.16);
  font-size:12.5px;font-weight:600;color:#fff;
}
.hero-shot-tag i{
  width:7px;height:7px;border-radius:50%;background:var(--accent);display:block;
}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}
.hero-stat{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.12);
  border-radius:14px;padding:14px 16px;
}
.hero-stat strong{
  display:block;font-size:21px;font-weight:800;color:var(--accent);
  line-height:1.3;font-variant-numeric:tabular-nums;
}
.hero-stat span{display:block;font-size:12.5px;color:rgba(255,255,255,.62);margin-top:2px;}

@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 64px;}
  .hero-sub{max-width:none;}
}
@media (max-width:640px){
  .hero-inner{padding:40px 0 52px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-trust{gap:10px 20px;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .hero-stats .hero-stat:last-child{grid-column:span 2;}
}

/* ========================= 权益对比表 ========================= */
.ps-wrap{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.ps-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.ps-table{width:100%;min-width:660px;font-size:15px;}
.ps-table thead th{
  background:var(--brand-700);color:#fff;
  font-size:14.5px;font-weight:700;text-align:left;
  padding:18px 18px;white-space:nowrap;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.ps-table thead th:first-child{width:30%;}
.ps-table thead th.is-featured{background:#4A2A70;box-shadow:inset 0 3px 0 var(--accent);}
.ps-table tbody td{
  padding:15px 18px;border-bottom:1px solid var(--line);
  color:var(--ink-2);vertical-align:middle;
}
.ps-table tbody tr:last-child td{border-bottom:0;}
.ps-table tbody tr:hover td{background:#FBFAF7;}
.ps-table tbody td:first-child{font-weight:600;color:var(--ink);}
.ps-table tbody td.is-featured{background:var(--bg-tint);color:var(--ink);font-weight:600;}
.ps-table tbody tr:hover td.is-featured{background:#EAF7CE;}
.tick,.cross{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;}
.tick{color:var(--ok);}
.cross{color:var(--ink-3);}
.tick svg,.cross svg{flex:0 0 16px;}
.ps-note{margin-top:16px;font-size:13.5px;color:var(--ink-3);}

@media (max-width:640px){
  .ps-table{min-width:0;font-size:14.5px;}
  .ps-table thead{display:none;}
  .ps-table tbody tr{
    display:block;padding:14px 16px;margin:0 0 12px;
    border:1px solid var(--line);border-radius:14px;background:var(--bg-card);
  }
  .ps-table tbody tr:hover td{background:transparent;}
  .ps-table tbody td,
  .ps-table tbody td.is-featured{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    padding:7px 0;border:0;background:transparent;font-weight:500;
  }
  .ps-table tbody tr:hover td.is-featured{background:transparent;}
  .ps-table tbody td::before{
    content:attr(data-label);
    font-size:13.5px;font-weight:700;color:var(--ink-3);
  }
  .ps-table tbody td:first-child{
    padding-bottom:12px;margin-bottom:6px;border-bottom:1px dashed var(--line);
    font-size:16.5px;font-weight:800;color:var(--ink);
  }
  .ps-table tbody td:first-child::before{content:"";display:none;}
  .ps-wrap{background:transparent;border:0;box-shadow:none;border-radius:0;}
}

/* ========================= 等级亮点 ========================= */
.plan-grid{
  display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);
  gap:22px;align-items:stretch;
}
.plan-main{
  position:relative;overflow:hidden;
  background:var(--brand-900);color:#fff;
  border-radius:var(--r-lg);padding:34px 32px 32px;
  display:flex;flex-direction:column;
  border:1px solid rgba(255,255,255,.08);
}
.plan-main::after{
  content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;
  border-radius:50%;background:rgba(201,242,77,.10);
}
.plan-main-head{position:relative;z-index:2;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.plan-main h3{font-size:23px;font-weight:800;letter-spacing:.3px;}
.plan-main .plan-desc{
  position:relative;z-index:2;
  margin-top:12px;font-size:14.5px;color:rgba(255,255,255,.68);line-height:1.8;
}
.plan-price{
  position:relative;z-index:2;
  display:flex;align-items:baseline;gap:6px;margin:22px 0 6px;
  font-variant-numeric:tabular-nums;
}
.plan-price strong{font-size:44px;font-weight:800;line-height:1;color:var(--accent);}
.plan-price span{font-size:15px;color:rgba(255,255,255,.62);}
.plan-list{position:relative;z-index:2;display:grid;gap:11px;margin:24px 0 28px;}
.plan-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:rgba(255,255,255,.84);line-height:1.7;
}
.plan-list li svg{flex:0 0 18px;margin-top:4px;color:var(--accent);}
.plan-main .btn{margin-top:auto;align-self:flex-start;}

.plan-stack{display:grid;grid-template-rows:1fr 1fr;gap:22px;}
.plan-side{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 26px 24px;
  display:flex;flex-direction:column;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.plan-side:hover{border-color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.plan-side h3{font-size:19px;font-weight:800;}
.plan-side .plan-side-price{
  display:flex;align-items:baseline;gap:6px;margin:8px 0 16px;
  font-variant-numeric:tabular-nums;
}
.plan-side .plan-side-price strong{font-size:29px;font-weight:800;color:var(--ink);line-height:1;}
.plan-side .plan-side-price span{font-size:13.5px;color:var(--ink-3);}
.plan-side ul{display:grid;gap:9px;margin-bottom:20px;}
.plan-side ul li{
  display:flex;gap:9px;align-items:flex-start;
  font-size:14.5px;color:var(--ink-2);line-height:1.7;
}
.plan-side ul li svg{flex:0 0 16px;margin-top:5px;color:var(--brand-700);}
.plan-side .link-more{margin-top:auto;}

@media (max-width:1024px){
  .plan-grid{grid-template-columns:1fr;}
  .plan-stack{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .plan-stack{grid-template-columns:1fr;}
  .plan-main{padding:28px 22px 26px;}
  .plan-price strong{font-size:36px;}
  .plan-main .btn{width:100%;}
}

/* ========================= 专属内容预览 ========================= */
.content-grid{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:22px;align-items:stretch;
}
.feature-card{
  display:flex;flex-direction:column;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.feature-card:hover{border-color:rgba(201,242,77,.9);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.feature-media{overflow:hidden;background:#EFEDE8;}
.feature-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 400ms var(--ease);}
.feature-card:hover .feature-media img{transform:scale(1.035);}
.feature-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.feature-body h3{font-size:21px;font-weight:800;line-height:1.4;}
.feature-body p{font-size:15px;color:var(--ink-2);line-height:1.8;}

.content-stack{display:grid;grid-template-rows:1fr 1fr;gap:22px;}
.mini-card{
  display:grid;grid-template-columns:132px minmax(0,1fr);gap:0;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.mini-card:hover{border-color:var(--accent-2);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.mini-media{overflow:hidden;background:#EFEDE8;}
.mini-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.mini-card:hover .mini-media img{transform:scale(1.05);}
.mini-body{padding:18px 20px;display:flex;flex-direction:column;gap:8px;justify-content:center;}
.mini-body h3{font-size:17px;font-weight:700;line-height:1.5;}
.mini-body p{font-size:13.8px;color:var(--ink-2);line-height:1.75;}

@media (max-width:1024px){
  .content-grid{grid-template-columns:1fr;}
  .content-stack{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .content-stack{grid-template-columns:1fr;}
  .mini-card{grid-template-columns:110px minmax(0,1fr);}
  .mini-body{padding:14px 16px;}
  .mini-body h3{font-size:15.5px;}
}

/* ========================= 最新信息（CMS） ========================= */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px;}
.chip{
  display:inline-flex;align-items:center;
  padding:7px 15px;border-radius:999px;
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  background:var(--bg-card);border:1px solid var(--line);
  transition:all var(--dur) var(--ease);
}
.chip:hover{border-color:var(--accent);color:var(--ink);}
.chip.is-on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);}

.news-lead{
  display:grid;grid-template-columns:280px minmax(0,1fr);gap:0;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;margin-bottom:24px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.news-lead:hover{border-color:rgba(201,242,77,.9);box-shadow:var(--shadow-card);}
.news-lead-media{overflow:hidden;background:#EFEDE8;}
.news-lead-media img{width:100%;height:100%;min-height:190px;object-fit:cover;transition:transform 400ms var(--ease);}
.news-lead:hover .news-lead-media img{transform:scale(1.03);}
.news-lead-body{padding:26px 28px;display:flex;flex-direction:column;gap:12px;justify-content:center;}
.news-lead-body h3{font-size:21px;font-weight:800;line-height:1.45;}
.news-lead-body h3 a:hover{color:var(--brand-700);}
.news-lead-body p{font-size:15px;color:var(--ink-2);line-height:1.8;}

.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px 24px;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.news-card:hover{border-color:rgba(201,242,77,.9);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.news-card h3{
  font-size:17.5px;font-weight:700;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card h3 a:hover{color:var(--brand-700);}
.news-card p{
  font-size:14.5px;color:var(--ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.meta{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;
  margin-top:auto;padding-top:6px;
}
.meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}

.news-empty{
  min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:var(--bg-card);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:40px 24px;text-align:center;
}
.news-empty svg{color:var(--ink-3);}
.news-empty p{font-size:15px;color:var(--ink-2);}

@media (max-width:1024px){
  .news-lead{grid-template-columns:220px minmax(0,1fr);}
}
@media (max-width:640px){
  .news-lead{grid-template-columns:1fr;}
  .news-lead-media img{min-height:170px;}
  .news-lead-body{padding:20px;}
  .news-lead-body h3{font-size:18px;}
  .news-grid{grid-template-columns:1fr;}
}

/* ========================= 玩家声音 ========================= */
.voices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:start;}
.voice-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 26px 24px;display:flex;flex-direction:column;gap:16px;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.voice-card:hover{border-color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.voice-card:nth-child(2){margin-top:28px;}
.voice-card:nth-child(3){margin-top:14px;}
.voice-card blockquote{font-size:15.5px;line-height:1.9;color:var(--ink-2);}
.voice-card blockquote::before{content:"“";color:var(--accent-2);font-size:26px;font-weight:900;line-height:0;margin-right:2px;}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line);}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;
  display:grid;place-items:center;
  background:var(--bg-tint);color:var(--brand-700);
  font-size:15px;font-weight:800;
}
.voice-who strong{display:block;font-size:14.5px;font-weight:700;}
.voice-who span{display:block;font-size:12.5px;color:var(--ink-3);}

@media (max-width:1024px){
  .voices{grid-template-columns:1fr 1fr;}
  .voice-card:nth-child(2){margin-top:0;}
  .voice-card:nth-child(3){margin-top:0;grid-column:span 2;}
}
@media (max-width:640px){
  .voices{grid-template-columns:1fr;}
  .voice-card:nth-child(3){grid-column:span 1;}
}

/* ========================= FAQ ========================= */
.faq-max{max-width:860px;}
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:22px;
  padding:22px 2px;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.6;
  transition:color var(--dur) var(--ease);
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{position:relative;width:18px;height:18px;flex:0 0 18px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-700);border-radius:2px;
  transition:transform 240ms var(--ease),opacity 240ms var(--ease);
}
.faq-icon::before{left:0;right:0;top:8px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms var(--ease);}
.faq-a-inner{padding:0 52px 24px 2px;font-size:15.5px;line-height:1.9;color:var(--ink-2);}
@media (max-width:640px){
  .faq-q{font-size:15.5px;padding:18px 2px;gap:14px;}
  .faq-a-inner{padding:0 26px 20px 2px;font-size:15px;}
}

/* ========================= 开通会员 CTA ========================= */
.cta{position:relative;background:var(--brand-900);color:#fff;overflow:hidden;}
.cta-pattern{
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.08) 0 1px,transparent 1px 11px);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:56px;align-items:center;
  padding:76px 0;
}
.cta h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.35;letter-spacing:.3px;}
.cta p.cta-sub{margin-top:16px;font-size:16px;color:rgba(255,255,255,.74);line-height:1.85;max-width:520px;}
.cta-points{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:24px;}
.cta-points li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.8);}
.cta-points li svg{color:var(--accent);flex:0 0 16px;}

.cta-form{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:28px 26px;
  display:flex;flex-direction:column;gap:16px;
}
.cta-form label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.68);margin-bottom:8px;}
.cta-form input{
  width:100%;height:46px;padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);
  color:#fff;font-size:15px;outline:none;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.42);}
.cta-form input:focus{border-color:var(--accent);background:rgba(255,255,255,.1);box-shadow:0 0 0 4px rgba(201,242,77,.22);}
.form-note{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.7;}
.form-tip{font-size:13px;color:var(--accent);min-height:18px;}

@media (max-width:1024px){
  .cta-inner{grid-template-columns:1fr;gap:34px;padding:60px 0;}
}
@media (max-width:640px){
  .cta-inner{padding:48px 0;}
  .cta-form{padding:22px 20px;}
}

/* ========================= 页脚 ========================= */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.7);padding:60px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:38px;padding-bottom:46px;
}
.footer-brand{display:flex;flex-direction:column;gap:14px;}
.footer-brand .brand-mark{width:28px;height:28px;border-radius:9px;}
.footer-brand strong{font-size:17px;font-weight:800;color:#fff;letter-spacing:.3px;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.6px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--accent);}
.footer-col .contact-line{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.5);
  font-variant-numeric:tabular-nums;
}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:48px;}
}

/* 通用工具 */
.mt-lg{margin-top:28px;}
.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;}

/* roulang page: article */
:root{
  --brand-900:#1E1230;
  --brand-700:#3A2159;
  --accent:#C9F24D;
  --accent-ink:#1E1230;
  --accent-2:#FF6B4A;
  --bg:#F7F6F3;
  --bg-card:#FFFFFF;
  --bg-tint:#F3FBE0;
  --line:#E5E2DC;
  --ink:#16121C;
  --ink-2:#4A4553;
  --ink-3:#837D8C;
  --ok:#2FA36B;
  --warn:#E0A22A;
  --radius-card:16px;
  --radius-block:20px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(22,18,28,.06), 0 10px 28px -14px rgba(22,18,28,.18);
  --shadow-lg:0 2px 4px rgba(22,18,28,.08), 0 22px 48px -20px rgba(22,18,28,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color 180ms var(--ease),border-color 180ms var(--ease),background-color 180ms var(--ease)}
a:hover{color:var(--accent-2)}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.3;font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:641px){.container{padding:0 24px}}
@media (min-width:1025px){.container{padding:0 32px}}

/* ---------- 顶部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--brand-900);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:box-shadow 200ms var(--ease),background-color 200ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 14px 34px -18px rgba(10,6,20,.75);background:rgba(30,18,48,.94)}
.header-inner{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:26px;height:26px;border-radius:8px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--accent),#A9D830);
  color:var(--accent-ink);font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.2px;line-height:1.15;color:#fff;display:flex;flex-direction:column}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;color:rgba(255,255,255,.62);letter-spacing:1.6px}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px}
.nav-link{
  position:relative;display:inline-block;padding:6px 10px;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.78);border-radius:8px;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{
  content:"";position:absolute;left:10px;right:10px;bottom:-2px;height:2px;border-radius:2px;background:var(--accent);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.command-search{position:relative;width:280px}
.command-search i{position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:13px;color:rgba(255,255,255,.5)}
.command-search input{
  width:100%;height:38px;border-radius:10px;padding:0 58px 0 34px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:#fff;font-size:14px;transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.command-search input::placeholder{color:rgba(255,255,255,.45)}
.command-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(201,242,77,.18);background:rgba(255,255,255,.12)}
.command-search .kbd{
  position:absolute;right:10px;top:50%;transform:translateY(-50%);
  font-size:11px;color:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.22);
  border-radius:6px;padding:1px 6px;line-height:1.5;
}
.search-panel{
  position:absolute;top:48px;left:0;right:0;background:#fff;border-radius:14px;
  box-shadow:var(--shadow-lg);padding:14px;display:none;border:1px solid var(--line);
}
.search-panel.is-open{display:block}
.search-panel h6{margin:0 0 8px;font-size:12px;color:var(--ink-3);font-weight:600;letter-spacing:.5px}
.search-panel ul li a{display:block;padding:7px 8px;border-radius:8px;font-size:14px;color:var(--ink-2)}
.search-panel ul li a:hover{background:var(--bg-tint);color:var(--brand-700)}
.icon-btn{
  width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.16);
}
.icon-btn:hover{color:var(--brand-900);background:var(--accent);border-color:var(--accent)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;background:transparent;
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:16px;cursor:pointer;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform 180ms var(--ease),background-color 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn-primary:hover{background:#BEE844;color:var(--accent-ink);transform:translateY(-1px);box-shadow:0 8px 20px -10px rgba(201,242,77,.7)}
.btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-secondary:hover{border-color:var(--brand-700);color:var(--brand-700);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5)}
.btn-sm{height:36px;padding:0 14px;font-size:14px}
.btn-text{background:none;border:none;color:var(--brand-700);padding:0;font-weight:600;font-size:14px}
.btn-text:hover{color:var(--accent-2)}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:rgba(30,18,48,.98);
  display:none;flex-direction:column;padding:24px 22px 30px;
}
.mobile-drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.22);background:transparent;color:#fff;font-size:16px;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{color:rgba(255,255,255,.85);font-size:17px;font-weight:500;padding:13px 4px;border-bottom:1px solid rgba(255,255,255,.09)}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--accent)}
.drawer-cta{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.drawer-cta .btn{height:46px;width:100%}

/* ---------- 文章区 ---------- */
.article-head{background:var(--brand-900);color:#fff;padding:30px 0 56px;position:relative;overflow:hidden}
.article-head::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;opacity:.22;
}
.article-head .container{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.72)}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{color:rgba(255,255,255,.35)}
.crumbs .current{color:rgba(255,255,255,.9);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head h1{
  color:#fff;font-size:clamp(26px,3.6vw,42px);font-weight:800;line-height:1.28;max-width:920px;margin-bottom:18px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:rgba(255,255,255,.7)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.35)}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.6;
}
.badge-tint{background:var(--bg-tint);color:var(--brand-900)}
.badge-outline{border:1px solid var(--accent-2);color:var(--accent-2);background:transparent}
.badge-dark{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.16)}

.article-wrap{padding:48px 0 8px}
.article-layout{gap:34px}
.article-main{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-block);box-shadow:var(--shadow-card);padding:32px;overflow:hidden}
@media (max-width:1024px){.article-main{padding:26px}}
@media (max-width:640px){.article-main{padding:20px}}
.cover-figure{margin:0 0 28px;border-radius:14px;overflow:hidden;aspect-ratio:16/9;background:var(--bg-tint)}
.cover-figure img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.cover-figure:hover img{transform:scale(1.03)}

.article-body{max-width:800px;font-size:17px;line-height:1.9;color:var(--ink)}
.article-body h2{position:relative;padding-left:15px;font-size:clamp(21px,2.4vw,27px);font-weight:700;margin:2em 0 16px}
.article-body h2::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:1.05em;border-radius:2px;background:var(--accent)}
.article-body h3{font-size:20px;font-weight:700;margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:700;margin:20px 0 10px}
.article-body p{margin-bottom:1.15em}
.article-body a{color:var(--brand-700);border-bottom:1px solid rgba(58,33,89,.3)}
.article-body a:hover{color:var(--accent-2);border-color:var(--accent-2)}
.article-body ul,.article-body ol{padding-left:0;margin:0 0 1.2em}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:9px;line-height:1.75}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--accent)}
.article-body ol{counter-reset:li;list-style:none}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:9px;counter-increment:li}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.15em;font-size:13px;font-weight:700;color:var(--brand-700)}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:var(--bg);
  border-left:3px solid var(--brand-700);border-radius:0 12px 12px 0;color:var(--ink-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:14px;margin:24px auto}
.article-body figure{margin:24px 0}
.article-body figcaption,.article-body .caption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:8px}
.article-body code{background:#F0EEE9;padding:2px 6px;border-radius:6px;font-size:13.5px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-body pre{background:#F0EEE9;padding:16px;border-radius:12px;overflow-x:auto;font-size:13px;line-height:1.7}
.article-body pre code{background:none;padding:0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px;background:#fff}
.article-body th{background:var(--bg-tint);text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);font-weight:700;color:var(--brand-900);white-space:nowrap}
.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.article-body .table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin:22px 0}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}

.empty-state{
  text-align:center;padding:56px 20px;border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--bg);
}
.empty-state .empty-icon{
  width:64px;height:64px;border-radius:50%;margin:0 auto 18px;background:var(--bg-tint);
  color:var(--brand-900);font-size:26px;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-2);max-width:440px;margin:0 auto 20px}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-card);
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:16px;border-radius:3px;background:var(--accent)}
.side-sticky{position:sticky;top:88px}
.toc-list li a{display:block;padding:7px 0 7px 12px;font-size:14px;color:var(--ink-2);border-left:2px solid var(--line);line-height:1.6}
.toc-list li a:hover{color:var(--brand-700);border-left-color:var(--accent);background:var(--bg-tint)}
.side-links li a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink-2)}
.side-links li:last-child a{border-bottom:none}
.side-links li a:hover{color:var(--brand-700)}
.side-links li a i{color:var(--accent-2);font-size:12px}
.side-note{background:var(--brand-900);color:rgba(255,255,255,.82);border-radius:var(--radius-card);padding:22px}
.side-note h3{color:#fff;font-size:16px;margin-bottom:10px}
.side-note p{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:16px}

/* ---------- 相关推荐 ---------- */
.related{margin-top:52px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:clamp(20px,2.2vw,26px);position:relative;padding-left:15px}
.section-head h2::before{content:"";position:absolute;left:0;top:.3em;width:6px;height:1.05em;border-radius:3px;background:var(--accent)}
.section-head p{font-size:14px;color:var(--ink-3);margin:6px 0 0;padding-left:15px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:1024px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.card-grid{grid-template-columns:1fr}}
.card{
  display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform 180ms var(--ease),border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:rgba(201,242,77,.9);box-shadow:var(--shadow-lg)}
.card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-tint)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.card:hover .card-thumb img{transform:scale(1.03)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;line-height:1.5;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14px;color:var(--ink-2);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:26px;font-size:14.5px;font-weight:600;color:var(--brand-700)}
.back-link:hover{color:var(--accent-2)}

/* ---------- 会员 CTA ---------- */
.member-cta{background:var(--brand-900);color:#fff;margin-top:72px;padding:60px 0;position:relative;overflow:hidden}
.member-cta::after{
  content:"";position:absolute;inset:0;opacity:.10;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.5) 0 1px,transparent 1px 14px);
}
.member-cta .container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:36px;align-items:center}
@media (max-width:1024px){.cta-grid{grid-template-columns:1fr;gap:26px}}
.member-cta h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:14px}
.member-cta p{color:rgba(255,255,255,.76);max-width:560px;margin-bottom:22px}
.cta-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-block);padding:24px}
.cta-form label{display:block;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:8px}
.cta-form input{
  width:100%;height:44px;border-radius:10px;padding:0 14px;margin-bottom:14px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:14px;
}
.cta-form input::placeholder{color:rgba(255,255,255,.42)}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,242,77,.16)}
.cta-form .btn{width:100%;height:46px}
.cta-form small{display:block;margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.55)}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.cta-points span{font-size:13px;color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:4px 12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr;gap:24px}}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.footer-brand strong{color:#fff;font-size:16px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.64);margin:0;max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col ul li{margin-bottom:9px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-col .contact-line{font-size:14px;color:rgba(255,255,255,.7)}
.footer-bottom{
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}

@media (max-width:1024px){
  .main-nav,.command-search{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .header-actions .icon-btn{display:none}
  .article-layout{gap:0}
  .article-side{margin-top:34px}
  .side-sticky{position:static}
}
@media (max-width:640px){
  .header-inner{height:56px;gap:12px}
  .brand-text{font-size:14px}
  .brand-text em{font-size:10px;letter-spacing:1.2px}
  .header-actions .btn-primary{display:none}
  .article-head{padding:22px 0 40px}
  .crumbs .current{max-width:220px}
  .member-cta{padding:44px 0;margin-top:52px}
  .cta-form{padding:18px}
}

/* roulang page: category1 */
:root{
  --brand-900:#1E1230;
  --brand-700:#3A2159;
  --accent:#C9F24D;
  --accent-ink:#1E1230;
  --accent-2:#FF6B4A;
  --bg:#F7F6F3;
  --bg-card:#FFFFFF;
  --bg-tint:#F3FBE0;
  --line:#E5E2DC;
  --ink:#16121C;
  --ink-2:#4A4553;
  --ink-3:#837D8C;
  --ok:#2FA36B;
  --warn:#E0A22A;
  --radius-card:16px;
  --radius-block:20px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,18,28,.06), 0 10px 28px -14px rgba(22,18,28,.18);
  --shadow-2:0 2px 8px rgba(22,18,28,.08), 0 20px 48px -20px rgba(22,18,28,.3);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:64px;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--ink);text-decoration:none;transition:color 180ms var(--ease),border-color 180ms var(--ease),background 180ms var(--ease)}
a:hover{color:var(--brand-700)}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--ink)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none}
input{font:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow 180ms var(--ease),background 180ms var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  box-shadow:0 8px 26px -16px rgba(22,18,28,.38);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:22px;
  height:var(--nav-h);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:26px;
  height:26px;
  border-radius:8px;
  background:var(--brand-900);
  color:var(--accent);
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:800;
  letter-spacing:0;
}
.brand-text{
  font-size:16px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand-text i{font-style:normal;color:var(--brand-700)}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:6px;
}
.nav-link{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  border-radius:8px;
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:#F1EFEA}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}
.nav-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.command-search{
  position:relative;
  display:flex;
  align-items:center;
  gap:8px;
  width:268px;
  height:40px;
  padding:0 10px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.command-search i{color:var(--ink-3);font-size:13px}
.command-search input[type="search"]{
  flex:1;
  min-width:0;
  margin:0;
  padding:0;
  height:auto;
  border:0;
  background:transparent;
  font-size:14px;
  color:var(--ink);
  outline:none;
}
.command-search:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(201,242,77,.3);
}
.command-search kbd{
  font-size:11px;
  color:var(--ink-3);
  border:1px solid var(--line);
  border-radius:6px;
  padding:0 5px;
  background:#FAF9F6;
  line-height:18px;
  font-family:inherit;
}
.icon-btn{
  width:40px;
  height:40px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink-2);
  transition:border-color 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease);
}
.icon-btn:hover{border-color:var(--brand-700);color:var(--brand-700);transform:translateY(-1px)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform 180ms var(--ease),background 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:#BEE83B;color:var(--accent-ink);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(30,18,48,.55)}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-secondary:hover{border-color:var(--brand-700);color:var(--brand-700);transform:translateY(-1px)}
.btn-secondary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6);color:#fff;transform:translateY(-1px)}
.btn-text{
  height:auto;
  padding:0;
  color:var(--brand-700);
  font-weight:700;
  background:none;
  border:0;
}
.btn-text:hover{color:var(--accent-2);gap:12px}
.btn-text i{font-size:12px;transition:transform 180ms var(--ease)}
.btn-text:hover i{transform:translateX(3px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.menu-toggle{
  display:none;
  width:40px;
  height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  place-items:center;
  font-size:15px;
}
.mobile-drawer{
  display:none;
  position:fixed;
  top:var(--nav-h);
  left:0;
  right:0;
  bottom:0;
  z-index:55;
  background:var(--brand-900);
  padding:24px 24px 32px;
  flex-direction:column;
  gap:6px;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:flex}
.mobile-drawer .drawer-link{
  color:rgba(255,255,255,.82);
  font-size:17px;
  font-weight:600;
  padding:14px 4px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.mobile-drawer .drawer-link:hover{color:var(--accent)}
.mobile-drawer .drawer-link.is-active{color:var(--accent)}
.mobile-drawer .drawer-cta{margin-top:auto;padding-top:24px}
.mobile-drawer .drawer-cta .btn{width:100%}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  background:var(--brand-900);
  color:#fff;
  padding:56px 0 64px;
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.9;
}
.page-hero-mask{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(30,18,48,.84) 0%,rgba(30,18,48,.93) 100%);
}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span[aria-current]{color:rgba(255,255,255,.5)}
.page-hero h1{
  color:#fff;
  font-size:clamp(30px,4.2vw,46px);
  font-weight:800;
  line-height:1.25;
  margin:14px 0 18px;
  max-width:14em;
}
.page-hero p.lead{
  color:rgba(255,255,255,.78);
  font-size:17px;
  max-width:640px;
  margin-bottom:24px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px}
.hero-points li{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.2);
  border-radius:999px;
  padding:6px 14px;
  background:rgba(255,255,255,.05);
}
.hero-points i{color:var(--accent);font-size:12px}
.hero-media{margin-top:30px}
.hero-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-card);
  border:1px solid rgba(255,255,255,.14);
}
.badge{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
  background:var(--bg-tint);
  color:var(--brand-900);
}
.badge-accent{
  background:transparent;
  border:1px solid var(--accent-2);
  color:var(--accent-2);
}
.badge-dark{
  background:rgba(255,255,255,.12);
  color:#fff;
  border:1px solid rgba(255,255,255,.18);
}

/* ============ 区块 ============ */
.section{padding:76px 0}
.section.is-tint{background:#fff}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.sec-title{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:6px;
  border-radius:3px;
  background:var(--accent);
}
.sec-sub{
  color:var(--ink-2);
  font-size:15.5px;
  margin:12px 0 0;
  padding-left:16px;
  max-width:720px;
}

/* ============ 图文交错 ============ */
.feature-row{
  margin-left:-10px;
  margin-right:-10px;
  margin-bottom:64px;
}
.feature-row:last-child{margin-bottom:0}
.feature-row > .cell{padding-left:10px;padding-right:10px}
.feature-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform 240ms var(--ease);
}
.feature-media{overflow:hidden;border-radius:var(--radius-card)}
.feature-media:hover img{transform:scale(1.03)}
.feature-body h3{
  font-size:clamp(19px,2.2vw,23px);
  margin:14px 0 12px;
}
.feature-body p{color:var(--ink-2);font-size:16.5px}
.check-list{margin-top:16px}
.check-list li{
  display:flex;
  gap:10px;
  padding:8px 0;
  font-size:16px;
  color:var(--ink-2);
  border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--ok);font-size:14px;margin-top:8px;flex:0 0 auto}
.feature-body .btn-text{margin-top:18px}

/* ============ 对比表 ============ */
.compare-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
table.compare-table{
  width:100%;
  min-width:760px;
  border-collapse:collapse;
}
.compare-table th,
.compare-table td{
  padding:16px 20px;
  text-align:left;
  font-size:15px;
  border-bottom:1px solid var(--line);
}
.compare-table thead th{
  background:var(--brand-700);
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.2px;
}
.compare-table thead th.is-hl{
  background:var(--brand-900);
  border-top:3px solid var(--accent);
}
.compare-table tbody th{
  position:sticky;
  left:0;
  z-index:1;
  background:#fff;
  font-weight:700;
  color:var(--ink);
  white-space:nowrap;
}
.compare-table td{color:var(--ink-2)}
.compare-table td.is-hl{background:var(--bg-tint);color:var(--ink);font-weight:600}
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table i.ok{color:var(--ok)}
.compare-table i.no{color:var(--ink-3);opacity:.7}
.table-hint{
  display:none;
  font-size:13px;
  color:var(--ink-3);
  margin:10px 0 0;
}

/* ============ 步骤 ============ */
.steps{margin-left:-10px;margin-right:-10px;row-gap:20px}
.steps > .cell{padding-left:10px;padding-right:10px}
.step-item{
  height:100%;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 22px;
  transition:transform 200ms var(--ease),border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.step-item:hover{transform:translateY(-2px);border-color:rgba(201,242,77,.9);box-shadow:var(--shadow-2)}
.step-num{
  width:34px;
  height:34px;
  border-radius:9px;
  background:var(--accent);
  color:var(--accent-ink);
  display:grid;
  place-items:center;
  font-weight:800;
  font-size:14px;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step-item h3{font-size:18px;margin-bottom:8px}
.step-item p{color:var(--ink-2);font-size:15px;margin:0}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 4px;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  transition:color 180ms var(--ease);
}
.faq-q:hover{color:var(--brand-700)}
.faq-icon{
  position:relative;
  flex:0 0 auto;
  width:20px;
  height:20px;
  transition:transform 240ms var(--ease);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-700);
  border-radius:2px;
  transition:background 180ms var(--ease);
}
.faq-icon::before{left:0;right:0;top:9px;height:2px}
.faq-icon::after{top:0;bottom:0;left:9px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(135deg)}
.faq-item.is-open .faq-icon::before,
.faq-item.is-open .faq-icon::after{background:var(--accent-2)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 240ms var(--ease);
}
.faq-a-inner{
  padding:0 4px 22px;
  color:var(--ink-2);
  font-size:16px;
  max-width:820px;
}
.faq-a-inner p:last-child{margin-bottom:0}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  background:var(--brand-900);
  color:#fff;
  padding:66px 0;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.055) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  margin-left:-10px;
  margin-right:-10px;
  row-gap:34px;
}
.cta-inner > .cell{padding-left:10px;padding-right:10px}
.cta-text h2{
  color:#fff;
  font-size:clamp(23px,2.9vw,32px);
  margin-bottom:14px;
}
.cta-text p{color:rgba(255,255,255,.75);max-width:560px}
.cta-form{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-block);
  padding:24px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.75);
  margin-bottom:6px;
}
.field input{
  width:100%;
  height:44px;
  padding:0 14px;
  margin:0;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:15px;
  outline:none;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease);
}
.field input::placeholder{color:rgba(255,255,255,.42)}
.field input:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(201,242,77,.22);
}
.form-note{font-size:12.5px;color:rgba(255,255,255,.55);margin:0}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.72);
  padding:64px 0 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand-mark{
  background:var(--accent);
  color:var(--accent-ink);
}
.footer-brand strong{
  display:block;
  color:#fff;
  font-size:17px;
  margin:14px 0 10px;
}
.footer-brand p{
  font-size:14.5px;
  color:rgba(255,255,255,.6);
  margin:0;
  max-width:320px;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col li{margin-bottom:11px}
.footer-col a{
  color:rgba(255,255,255,.66);
  font-size:14.5px;
}
.footer-col a:hover{color:var(--accent)}
.footer-col .contact-line{font-size:14.5px;color:rgba(255,255,255,.6)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:46px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.5);
  font-variant-numeric:tabular-nums;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .main-nav{display:none}
  .command-search{display:none}
  .menu-toggle{display:grid}
  .section{padding:58px 0}
  .page-hero{padding:44px 0 52px}
  .feature-row{margin-bottom:48px}
  .feature-row.is-reverse .feature-media{order:0}
  .feature-row.is-reverse .feature-body{order:1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:56px 0}
}
@media screen and (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  .brand-text{font-size:15px}
  .section{padding:46px 0}
  .section-head{margin-bottom:28px}
  .page-hero{padding:36px 0 46px}
  .hero-actions .btn{width:100%}
  .hero-points li{font-size:12.5px}
  .feature-row{margin-bottom:42px}
  .feature-body p{font-size:16px}
  .check-list li{font-size:15.5px}
  .table-hint{display:block}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .cta-form{padding:20px}
  .faq-q{font-size:16px;padding:18px 2px}
}

/* roulang page: category2 */
:root{
  --brand-900:#1E1230;
  --brand-700:#3A2159;
  --accent:#C9F24D;
  --accent-ink:#1E1230;
  --accent-2:#FF6B4A;
  --bg:#F7F6F3;
  --bg-card:#FFFFFF;
  --bg-tint:#F3FBE0;
  --line:#E5E2DC;
  --ink:#16121C;
  --ink-2:#4A4553;
  --ink-3:#837D8C;
  --ok:#2FA36B;
  --warn:#E0A22A;
  --radius-card:16px;
  --radius-block:20px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(22,18,28,.06), 0 10px 28px -14px rgba(22,18,28,.18);
  --shadow-pop:0 2px 6px rgba(22,18,28,.08), 0 22px 46px -20px rgba(22,18,28,.30);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--accent-2);}
button,input{font-family:inherit;font-size:inherit;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;color:var(--ink);}
ul,ol{margin:0;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-left:20px;
  padding-right:20px;
}
@media (min-width:641px){ .container{padding-left:24px;padding-right:24px;} }
@media (min-width:1025px){ .container{padding-left:32px;padding-right:32px;} }

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(30,18,48,.96);
  border-bottom:1px solid rgba(255,255,255,.10);
  transition:box-shadow .18s var(--ease),background .18s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(30,18,48,.92);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.75);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:64px;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;flex:0 0 auto;}
.brand:hover{color:#fff;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:var(--accent);color:var(--accent-ink);
  display:grid;place-items:center;
  font-size:13px;font-weight:800;letter-spacing:0;
}
.brand-name{
  font-size:15px;font-weight:700;line-height:1.2;
  display:block;max-width:150px;
}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:36px;
  padding:0 12px;border-radius:10px;
  color:rgba(255,255,255,.72);font-size:15px;font-weight:500;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.08);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:286px;height:40px;padding:0 10px;
  border-radius:10px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.search-box:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(201,242,77,.18);
  background:rgba(255,255,255,.12);
}
.search-box svg{flex:0 0 auto;stroke:rgba(255,255,255,.6);}
.search-box input{
  flex:1 1 auto;min-width:0;
  background:transparent;border:0;outline:none;
  color:#fff;font-size:14px;height:100%;
}
.search-box input::placeholder{color:rgba(255,255,255,.45);}
.kbd{
  flex:0 0 auto;
  font-size:11px;line-height:1.4;color:rgba(255,255,255,.62);
  border:1px solid rgba(255,255,255,.22);border-radius:6px;
  padding:1px 5px;
}
.icon-btn{
  width:36px;height:36px;border-radius:10px;
  display:grid;place-items:center;
  background:transparent;border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.78);cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.icon-btn:hover{color:#fff;border-color:rgba(255,255,255,.36);background:rgba(255,255,255,.08);}
.nav-toggle{display:none;}

/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),
             box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);color:var(--accent-ink);}
.btn-primary:hover{background:#bde63c;color:var(--accent-ink);transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(201,242,77,.7);}
.btn-secondary{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-secondary:hover{color:var(--ink);border-color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent);background:rgba(255,255,255,.06);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-700);font-weight:700;font-size:15px;
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.btn-link:hover{color:var(--accent-2);border-bottom-color:var(--accent-2);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(255,255,255,.6);
  margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:rgba(255,255,255,.95);}

/* ============ 分类页头 ============ */
.page-head{
  position:relative;overflow:hidden;
  background:var(--brand-900);color:#fff;
  padding:44px 0 60px;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(30,18,48,.84) 0%,rgba(30,18,48,.95) 100%);
}
.page-head .container{position:relative;z-index:2;}
.page-head-grid{display:flex;flex-wrap:wrap;gap:28px;align-items:center;}
.page-head-copy{flex:1 1 420px;min-width:0;}
.page-head h1{
  color:#fff;
  font-size:clamp(28px,4.2vw,44px);
  font-weight:800;line-height:1.25;letter-spacing:.01em;
  margin-bottom:16px;
}
.page-head .lead{
  color:rgba(255,255,255,.82);
  font-size:17px;line-height:1.85;max-width:640px;margin-bottom:22px;
}
.page-head-actions{display:flex;flex-wrap:wrap;gap:12px;}
.page-head-media{
  flex:0 1 380px;min-width:260px;
  border-radius:var(--radius-block);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
}
.page-head-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .5s var(--ease);
}
.page-head-media:hover img{transform:scale(1.03);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:rgba(201,242,77,.16);color:var(--accent);
  border:1px solid rgba(201,242,77,.32);
}
.tag-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.3);}

/* ============ 数据条 ============ */
.stat-strip{
  background:var(--bg-card);
  border-bottom:1px solid var(--line);
}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:var(--line);
}
.stat-item{
  background:var(--bg-card);
  padding:24px 20px;
}
.stat-num{
  font-size:28px;font-weight:800;line-height:1.15;
  font-variant-numeric:tabular-nums;
  color:var(--brand-900);
}
.stat-num em{font-style:normal;font-size:16px;color:var(--ink-3);margin-left:2px;}
.stat-label{font-size:13.5px;color:var(--ink-2);margin-top:4px;}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:32px;
}
.section-head h2{
  position:relative;
  font-size:clamp(23px,2.6vw,30px);
  font-weight:700;line-height:1.35;
  padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:6px;
  border-radius:3px;background:var(--accent);
}
.section-head .sub{
  flex:1 1 260px;color:var(--ink-2);font-size:15.5px;margin:0;
}
.section-alt{background:var(--bg-card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ============ 分组卡片 + 清单 ============ */
.group-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.group-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 22px;
  box-shadow:var(--shadow-card);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.group-card:hover{transform:translateY(-2px);border-color:rgba(201,242,77,.75);box-shadow:var(--shadow-pop);}
.group-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.group-icon{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;flex:0 0 auto;
  background:var(--bg-tint);color:var(--brand-700);
}
.group-card h3{font-size:19px;font-weight:700;}
.group-desc{font-size:14.5px;color:var(--ink-3);margin:0 0 14px;}
.spec-list{border-top:1px solid var(--line);}
.spec-item{
  display:flex;gap:10px;
  padding:12px 0;
  border-bottom:1px solid var(--line);
}
.spec-item:last-child{border-bottom:0;padding-bottom:0;}
.spec-dot{
  flex:0 0 auto;width:18px;height:18px;margin-top:5px;border-radius:6px;
  background:var(--bg-tint);
  display:grid;place-items:center;
}
.spec-dot span{width:6px;height:6px;border-radius:50%;background:var(--brand-700);display:block;}
.spec-body strong{display:block;font-size:15px;font-weight:700;color:var(--ink);}
.spec-body span{display:block;font-size:13.8px;color:var(--ink-2);line-height:1.7;}

/* ============ 参数清单 ============ */
.param-wrap{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-block);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.param-row{
  display:grid;grid-template-columns:220px 1fr;
  gap:20px;
  padding:18px 26px;
  border-bottom:1px solid var(--line);
  transition:background .18s var(--ease);
}
.param-row:nth-child(odd){background:#FCFBF9;}
.param-row:last-child{border-bottom:0;}
.param-row:hover{background:var(--bg-tint);}
.param-key{
  font-size:14.5px;font-weight:700;color:var(--brand-700);
  display:flex;align-items:center;gap:8px;
}
.param-val{font-size:15.5px;color:var(--ink-2);}
.param-val b{color:var(--ink);font-variant-numeric:tabular-nums;}

/* ============ 流程 ============ */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step-card{
  position:relative;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 22px 22px;
  transition:transform .18s var(--ease),border-color .18s var(--ease);
}
.step-card:hover{transform:translateY(-2px);border-color:rgba(255,107,74,.55);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:999px;
  background:var(--brand-900);color:#fff;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step-card h3{font-size:18px;margin-bottom:8px;}
.step-card p{font-size:14.5px;color:var(--ink-2);margin:0;}

/* ============ 会员差异小表 ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.tier-card{
  border-radius:var(--radius-card);
  padding:24px 22px;
  border:1px solid var(--line);
  background:var(--bg-card);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.tier-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-pop);}
.tier-card.is-featured{
  background:var(--brand-900);color:#fff;border-color:rgba(255,255,255,.14);
  grid-column:span 1;
}
.tier-card.is-featured h3{color:#fff;}
.tier-card.is-featured li{color:rgba(255,255,255,.82);}
.tier-card.is-featured .tier-price{color:var(--accent);}
.tier-badge{
  display:inline-flex;padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;
  border:1px solid var(--accent-2);color:var(--accent-2);
  margin-bottom:12px;
}
.tier-card h3{font-size:19px;margin-bottom:6px;}
.tier-price{
  font-size:30px;font-weight:800;line-height:1.2;
  font-variant-numeric:tabular-nums;color:var(--brand-900);
}
.tier-price small{font-size:14px;font-weight:600;color:var(--ink-3);margin-left:4px;}
.tier-card.is-featured .tier-price small{color:rgba(255,255,255,.6);}
.tier-list{margin:16px 0 18px;}
.tier-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--ink-2);padding:6px 0;
}
.tier-list li svg{flex:0 0 auto;margin-top:5px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  padding:20px 4px;
  font-size:17px;font-weight:700;color:var(--ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform .24s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);
  border-radius:2px;transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;transition:opacity .24s var(--ease);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a p{
  margin:0;padding:0 4px 22px;font-size:15.5px;color:var(--ink-2);line-height:1.85;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-900);color:#fff;
  padding:64px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.08) 0 1px,transparent 1px 12px);
  opacity:.7;
}
.cta-band .container{position:relative;z-index:2;}
.cta-grid{display:flex;flex-wrap:wrap;gap:36px;align-items:center;}
.cta-copy{flex:1 1 420px;min-width:0;}
.cta-copy h2{color:#fff;font-size:clamp(23px,2.7vw,31px);font-weight:700;line-height:1.35;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.78);font-size:16px;margin:0 0 18px;max-width:560px;}
.cta-form{flex:0 1 420px;min-width:280px;}
.form-label{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:6px;}
.form-input{
  width:100%;height:44px;padding:0 14px;
  border-radius:10px;
  background:#fff;color:var(--ink);
  border:1px solid var(--line);
  outline:none;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  margin-bottom:12px;
}
.form-input::placeholder{color:var(--ink-3);}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,242,77,.18);}
.form-hint{font-size:12.5px;color:rgba(255,255,255,.55);margin:10px 0 0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:56px 0 26px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
  padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin:12px 0 8px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-col ul li{margin-bottom:9px;}
.footer-col a{color:rgba(255,255,255,.7);font-size:14.5px;}
.footer-col a:hover{color:var(--accent);}
.contact-line{font-size:14.5px;color:rgba(255,255,255,.7);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding-top:20px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 移动端抽屉 ============ */
.nav-drawer{display:none;}

/* ============ 断点 ============ */
@media (max-width:1024px){
  .main-nav{display:none;}
  .search-box{width:210px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .group-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .tier-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section{padding:60px 0;}
  .nav-toggle{display:grid;}
  .nav-drawer{
    display:block;
    position:fixed;left:0;right:0;top:64px;bottom:0;z-index:55;
    background:var(--brand-900);
    padding:20px;
    transform:translateY(-8px);
    opacity:0;pointer-events:none;
    transition:opacity .2s var(--ease),transform .2s var(--ease);
    overflow-y:auto;
  }
  .nav-drawer.is-open{opacity:1;transform:none;pointer-events:auto;}
  .nav-drawer a{
    display:block;padding:14px 12px;border-radius:12px;
    color:rgba(255,255,255,.82);font-size:16px;font-weight:600;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-drawer a.is-active{color:var(--accent);background:rgba(201,242,77,.08);}
  .drawer-cta{margin-top:20px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .param-row{grid-template-columns:1fr;gap:6px;padding:16px 20px;}
  .param-key{font-size:14px;}
  .section-head{margin-bottom:24px;}
}
@media (max-width:640px){
  .header-inner{height:56px;gap:12px;}
  .search-box{display:none;}
  .brand-name{max-width:120px;font-size:14px;}
  .nav-drawer{top:56px;}
  .page-head{padding:32px 0 44px;}
  .page-head-media{flex:1 1 100%;min-width:0;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat-item{padding:18px 16px;}
  .stat-num{font-size:23px;}
  .group-grid{grid-template-columns:1fr;}
  .step-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:44px 0;}
  .section-tight{padding:36px 0;}
  .cta-band{padding:48px 0;}
  .footer-bottom{flex-direction:column;}
}
@media (min-width:1025px){
  .nav-drawer{display:none !important;}
}