/* roulang page: index */
:root{
  --purple-900:#2E1F6B;
  --purple-700:#3A2A8C;
  --purple-500:#6C4CF0;
  --purple-100:#EFEBFF;
  --purple-050:#F1EDFC;
  --teal:#14C8B0;
  --teal-050:#E6F9F6;
  --amber:#F5B14C;
  --bg:#F6F4FE;
  --card:#FFFFFF;
  --line:#E6E1F7;
  --text:#3A3550;
  --muted:#7A7490;
  --head:#241F42;
  --footer-bg:#1B1533;
  --footer-text:#C9C3E4;
  --grad-main:linear-gradient(135deg,#2E1F6B 0%,#5B43C9 100%);
  --radius-lg:22px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-1:0 12px 32px rgba(58,42,140,.10);
  --shadow-2:0 18px 44px rgba(58,42,140,.18);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--purple-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--purple-500);}
h1,h2,h3,h4{margin:0;color:var(--head);font-weight:700;line-height:1.3;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 18px;padding-left:22px;}
li{margin-bottom:8px;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--teal);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ===== 栅格覆盖 ===== */
.grid-x{display:flex;flex-wrap:wrap;margin-left:-11px;margin-right:-11px;}
.grid-x>.cell{float:none;flex:0 0 auto;width:100%;padding-left:11px;padding-right:11px;}
.grid-x.grid-margin-y{margin-top:-11px;margin-bottom:-11px;}
.grid-x.grid-margin-y>.cell{padding-top:11px;padding-bottom:11px;}
.grid-x>.cell.large-3{width:25%;}
.grid-x>.cell.large-4{width:33.3333%;}
.grid-x>.cell.large-5{width:41.6667%;}
.grid-x>.cell.large-6{width:50%;}
.grid-x>.cell.large-7{width:58.3333%;}
@media (max-width:1023px){
  .grid-x>.cell.large-3,
  .grid-x>.cell.large-4,
  .grid-x>.cell.large-5,
  .grid-x>.cell.large-6,
  .grid-x>.cell.large-7{width:50%;}
}
@media (max-width:639px){
  .grid-x>.cell.large-3,
  .grid-x>.cell.large-4,
  .grid-x>.cell.large-5,
  .grid-x>.cell.large-6,
  .grid-x>.cell.large-7{width:100%;}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;border:none;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;text-decoration:none;
  transition:transform .25s ease,box-shadow .25s ease,filter .25s ease,background .25s ease,color .25s ease;
}
.btn-primary{
  background:var(--grad-main);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 8px 20px rgba(58,42,140,.28);
}
.btn-primary:hover,.btn-primary:focus{color:#fff;filter:brightness(1.1);transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 12px 26px rgba(58,42,140,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--purple-700);border:1.5px solid var(--purple-500);}
.btn-ghost:hover,.btn-ghost:focus{background:var(--purple-100);color:var(--purple-700);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;box-shadow:none;pointer-events:none;}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(58,42,140,.10);}
.brand-bar{background:#fff;border-bottom:1px solid var(--line);}
.brand-inner{display:flex;align-items:center;gap:18px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad-main);
  color:#fff;display:grid;place-items:center;font-size:15px;line-height:1;
  box-shadow:0 6px 16px rgba(58,42,140,.28);
}
.logo-text{font-size:17px;font-weight:600;color:var(--head);letter-spacing:-.01em;white-space:nowrap;}
.logo-text strong{font-weight:800;color:var(--purple-700);}
.search-box{position:relative;flex:1;max-width:340px;}
.search-box .search-icon{
  position:absolute;left:15px;top:50%;transform:translateY(-50%);
  width:15px;height:15px;border:2px solid var(--muted);border-radius:50%;opacity:.7;
}
.search-box .search-icon::after{
  content:"";position:absolute;right:-4px;bottom:-3px;width:7px;height:2px;
  background:var(--muted);transform:rotate(45deg);border-radius:2px;
}
.search-box input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
  padding:0 16px 0 42px;font-size:14px;color:var(--text);background:#FBFAFF;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box input::placeholder{color:#A9A3C0;}
.search-box input:focus{
  outline:none;background:#fff;border-color:var(--purple-500);
  box-shadow:0 0 0 4px rgba(108,76,240,.12);
}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:16px;flex-shrink:0;}
.link-quiet{font-size:14px;color:var(--muted);}
.link-quiet:hover{color:var(--purple-700);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--purple-700);}

.channel-bar{background:var(--purple-050);border-bottom:1px solid var(--line);}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:48px;}
.channels{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.channels::-webkit-scrollbar{display:none;}
.channel{
  display:inline-block;padding:7px 16px;border-radius:999px;font-size:14px;
  color:#4A4468;white-space:nowrap;transition:background .2s ease,color .2s ease;
}
.channel:hover{background:#E4DDFA;color:var(--purple-700);}
.channel.is-active{background:var(--purple-500);color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(108,76,240,.28);}
.hot-badge{
  flex-shrink:0;display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--purple-700);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 12px;
}
.hot-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);}

.mobile-menu{display:none;background:#fff;border-bottom:1px solid var(--line);padding:6px 20px 18px;}
.mobile-menu.is-open{display:block;}
.mobile-menu a{display:block;padding:12px 2px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text);}
.mobile-menu a:last-of-type{border-bottom:none;}
.mobile-menu .mobile-cta{margin-top:14px;}
@media (max-width:1023px){
  .nav-toggle{display:flex;}
  .search-box{display:none;}
  .brand-actions .link-quiet{display:none;}
  .channel-inner{justify-content:flex-start;}
  .hot-badge{display:none;}
}
@media (max-width:639px){
  .brand-inner{height:58px;gap:12px;}
  .logo-text{font-size:15px;}
  .brand-actions .btn-sm{height:34px;padding:0 14px;font-size:13px;}
}

/* ===== 通用板块 ===== */
.section{padding:78px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:#FBFAFF;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:34px;}
.sec-title{position:relative;padding-left:16px;font-size:30px;font-weight:700;letter-spacing:-.01em;}
.sec-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:20px;border-radius:2px;background:var(--purple-500);}
.sec-desc{font-size:15px;color:var(--muted);margin-top:8px;padding-left:16px;}
.link-more{
  position:relative;flex-shrink:0;font-size:14px;font-weight:600;color:var(--purple-700);
  padding-bottom:4px;white-space:nowrap;
}
.link-more::after{
  content:"";position:absolute;left:0;bottom:0;width:18px;height:2px;
  background:var(--teal);border-radius:2px;transition:width .25s ease;
}
.link-more:hover::after{width:100%;}
@media (max-width:639px){
  .section{padding:48px 0;}
  .section-tight{padding:40px 0;}
  .sec-title{font-size:23px;}
  .sec-title::before{height:17px;}
  .section-head{margin-bottom:24px;flex-wrap:wrap;gap:10px;}
}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:64px 0 70px;background:linear-gradient(180deg,#FAF8FF 0%,#F6F4FE 100%);}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:
    radial-gradient(circle at 10% 22%,#6C4CF0 0 1.5px,transparent 2px),
    radial-gradient(circle at 26% 72%,#14C8B0 0 1.5px,transparent 2px),
    radial-gradient(circle at 48% 18%,#6C4CF0 0 1.5px,transparent 2px),
    radial-gradient(circle at 68% 58%,#6C4CF0 0 1.5px,transparent 2px),
    radial-gradient(circle at 86% 30%,#14C8B0 0 1.5px,transparent 2px),
    radial-gradient(circle at 92% 80%,#6C4CF0 0 1.5px,transparent 2px);
  background-size:520px 420px;
}
.hero .grid-x{position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--purple-700);
  box-shadow:0 6px 18px rgba(58,42,140,.08);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);}
.hero-title{
  font-size:44px;font-weight:800;line-height:1.2;letter-spacing:-.02em;
  margin:18px 0 16px;color:var(--head);
}
.hero-sub{font-size:17px;color:#544E70;max-width:540px;margin-bottom:24px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--muted);}
.hero-trust span{display:inline-flex;align-items:center;gap:7px;}
.hero-trust span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--teal);flex-shrink:0;}
.hero-media{position:relative;padding:6px 0 26px;}
.hero-media::after{
  content:"";position:absolute;inset:auto 0 0 12%;height:76%;border-radius:32px;
  background:radial-gradient(circle at 60% 40%,rgba(108,76,240,.24),rgba(108,76,240,0) 68%);
  filter:blur(18px);z-index:0;
}
.hero-media img{
  position:relative;z-index:1;width:100%;height:380px;object-fit:cover;
  border-radius:24px;box-shadow:var(--shadow-2);background:var(--purple-100);
}
.float-badge{
  position:absolute;z-index:2;display:inline-flex;align-items:center;gap:9px;
  padding:10px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  box-shadow:0 14px 30px rgba(58,42,140,.16);font-size:13px;color:#544E70;
  transition:transform .25s ease,box-shadow .25s ease;
}
.float-badge:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(58,42,140,.22);}
.float-badge b{font-size:18px;font-weight:700;color:var(--purple-700);line-height:1;}
.float-badge i{font-style:normal;font-size:12px;color:var(--muted);}
.float-badge.badge-a{top:22px;left:-14px;}
.float-badge.badge-b{bottom:44px;right:-10px;}
@media (max-width:1023px){
  .hero{padding:44px 0 52px;}
  .hero-title{font-size:34px;}
  .hero-media img{height:300px;}
  .float-badge.badge-a{left:6px;}
  .float-badge.badge-b{right:6px;}
}
@media (max-width:900px){
  .hero .grid-x>.cell{width:100%;}
  .hero-media{margin-top:28px;padding-bottom:14px;}
}
@media (max-width:639px){
  .hero-title{font-size:28px;margin:16px 0 14px;}
  .hero-sub{font-size:15.5px;}
  .hero-cta .btn{width:100%;}
  .hero-media img{height:230px;border-radius:20px;}
  .float-badge{padding:8px 12px;font-size:12px;}
  .float-badge b{font-size:16px;}
  .float-badge.badge-a{top:12px;left:10px;}
  .float-badge.badge-b{bottom:24px;right:10px;}
}

/* ===== 数据徽章条 ===== */
.stats-strip{background:var(--purple-050);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.stats-grid{display:flex;flex-wrap:wrap;}
.stat-item{
  flex:1 1 0;min-width:150px;padding:26px 14px;text-align:center;
  border-right:1px solid var(--line);transition:background .25s ease;
}
.stat-item:last-child{border-right:none;}
.stat-item:hover{background:#EAE3FB;}
.stat-num{font-size:26px;font-weight:700;color:var(--purple-700);line-height:1.2;}
.stat-num small{font-size:13px;font-weight:600;margin-left:2px;color:var(--purple-500);}
.stat-label{margin-top:6px;font-size:13px;color:var(--muted);line-height:1.6;}
@media (max-width:1023px){
  .stat-item{flex:1 1 50%;border-right:none;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(odd){border-right:1px solid var(--line);}
  .stat-item:nth-last-child(-n+2){border-bottom:none;}
}
@media (max-width:639px){
  .stat-item{padding:20px 10px;}
  .stat-num{font-size:22px;}
}

/* ===== 卡片 ===== */
.card{
  display:flex;flex-direction:column;height:100%;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-1);
  overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  color:var(--text);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);color:var(--text);}
.card-media{position:relative;overflow:hidden;background:var(--purple-100);}
.card-media img{width:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.tag{
  display:inline-block;font-size:12px;font-weight:600;line-height:1.5;
  color:#0E8C7C;background:var(--teal-050);border-radius:8px;padding:3px 10px;
  align-self:flex-start;
}
.card-title{font-size:19px;font-weight:600;line-height:1.5;color:var(--head);margin:0;}
.card:hover .card-title{color:var(--purple-700);}
.card-desc{font-size:14px;color:var(--muted);line-height:1.75;margin:0;}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;gap:10px;
  padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);
}
.card-arrow{margin-left:auto;font-weight:700;color:var(--purple-500);transition:transform .25s ease;}
.card:hover .card-arrow{transform:translateX(4px);}

.card-feature{border-radius:var(--radius-lg);}
.card-feature .card-media img{height:296px;}
.card-feature .card-body{padding:22px 24px 24px;gap:12px;}
.card-feature .card-title{font-size:22px;}
.card-corner{
  position:absolute;top:14px;left:14px;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--purple-700);font-size:12px;font-weight:600;
  box-shadow:0 6px 16px rgba(58,42,140,.16);
}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;height:100%;}
.mini-grid .card{border-radius:var(--radius-md);}
.mini-grid .card-media img{height:112px;}
.mini-grid .card-body{padding:16px 18px 18px;gap:8px;}
.mini-grid .card-title{font-size:16px;line-height:1.5;}
.mini-grid .card-desc{font-size:13px;}
@media (max-width:1023px){
  .mini-grid{gap:16px;}
  .card-feature .card-media img{height:250px;}
}
@media (max-width:639px){
  .mini-grid{grid-template-columns:1fr;}
  .mini-grid .card-media img{height:150px;}
  .card-feature .card-media img{height:200px;}
  .card-feature .card-title{font-size:19px;}
}

/* ===== 评价轮播 ===== */
.reviews-wrap{position:relative;}
.review-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:8px;scrollbar-width:none;-ms-overflow-style:none;
}
.review-track::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 calc(33.3333% - 14px);scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--teal);
  border-radius:var(--radius-md);box-shadow:var(--shadow-1);
  padding:24px 22px;display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.review-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:var(--purple-100);color:var(--purple-700);font-weight:700;font-size:16px;
}
.review-name{font-size:15px;font-weight:600;color:var(--head);line-height:1.4;}
.review-role{font-size:12.5px;color:var(--muted);line-height:1.5;}
.stars{color:var(--amber);font-size:14px;letter-spacing:2px;line-height:1;}
.review-quote{font-size:14.5px;color:#4E486A;line-height:1.8;margin:0;}
.review-dots{display:flex;justify-content:center;gap:8px;margin-top:26px;}
.review-dots .dot{
  width:9px;height:9px;border-radius:999px;border:none;padding:0;cursor:pointer;
  background:#D9D3F0;transition:width .25s ease,background .25s ease;
}
.review-dots .dot.is-active{width:26px;background:var(--purple-500);}
@media (max-width:1023px){
  .review-card{flex:0 0 calc(50% - 10px);}
}
@media (max-width:639px){
  .review-card{flex:0 0 86%;padding:20px 18px;}
}

/* ===== 保障条 ===== */
.assure-band{
  background:var(--purple-050);border:1px solid var(--line);border-radius:var(--radius-lg);
  display:flex;flex-wrap:wrap;padding:8px 6px;
}
.assure-item{
  flex:1 1 0;min-width:180px;display:flex;gap:12px;align-items:flex-start;
  padding:20px 22px;border-right:1px solid var(--line);
}
.assure-item:last-child{border-right:none;}
.assure-icon{
  width:34px;height:34px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--purple-500);font-size:15px;font-weight:700;
}
.assure-title{font-size:15px;font-weight:600;color:var(--head);line-height:1.5;}
.assure-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-top:2px;}
@media (max-width:1023px){
  .assure-item{flex:1 1 50%;border-right:none;border-bottom:1px solid var(--line);}
  .assure-item:nth-child(odd){border-right:1px solid var(--line);}
  .assure-item:nth-last-child(-n+2){border-bottom:none;}
}
@media (max-width:639px){
  .assure-item{flex:1 1 50%;padding:16px 12px;gap:9px;}
  .assure-icon{width:28px;height:28px;border-radius:9px;font-size:13px;}
  .assure-desc{font-size:12.5px;}
}

/* ===== 最新动态列表 ===== */
.news-card .card-media img{height:172px;}
.news-card .card-title{font-size:17px;}
.news-time{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);font-weight:600;}
.news-time::before{
  content:"";width:11px;height:11px;border-radius:3px;border:1.5px solid #B4AECB;
  display:inline-block;flex-shrink:0;
}
.empty-state{
  border:1.5px dashed #CFC7EC;border-radius:var(--radius-lg);background:#FCFBFF;
  padding:52px 24px;text-align:center;
}
.empty-icon{
  width:52px;height:52px;border-radius:16px;margin:0 auto 16px;display:grid;place-items:center;
  background:var(--purple-100);color:var(--purple-500);font-size:20px;font-weight:700;
}
.empty-text{font-size:15px;color:var(--muted);margin-bottom:18px;}

/* ===== FAQ ===== */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:22px 4px;font-size:16px;font-weight:600;color:var(--head);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--purple-700);}
.faq-sign{
  margin-left:auto;flex-shrink:0;width:22px;height:22px;border-radius:50%;
  position:relative;background:var(--purple-100);transition:transform .2s ease,background .2s ease;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--purple-700);
  border-radius:2px;transform:translate(-50%,-50%);
}
.faq-sign::before{width:10px;height:2px;}
.faq-sign::after{width:2px;height:10px;transition:opacity .2s ease;}
.faq-item[open] .faq-sign{transform:rotate(180deg);background:#E2DAFB;}
.faq-item[open] .faq-sign::after{opacity:0;}
.faq-answer{
  padding:0 4px 22px 18px;border-left:2px solid #E2DAFB;margin-left:2px;
  font-size:15px;line-height:1.8;color:#4E486A;
}

/* ===== 结尾 CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;padding:56px 32px;text-align:center;
  background:var(--grad-main);box-shadow:0 22px 50px rgba(46,31,107,.28);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:
    radial-gradient(circle at 16% 30%,#fff 0 1.5px,transparent 2px),
    radial-gradient(circle at 38% 70%,#fff 0 1.5px,transparent 2px),
    radial-gradient(circle at 62% 24%,#fff 0 1.5px,transparent 2px),
    radial-gradient(circle at 84% 64%,#fff 0 1.5px,transparent 2px);
  background-size:340px 240px;
}
.cta-band h2{position:relative;color:#fff;font-size:30px;font-weight:700;margin-bottom:12px;}
.cta-band p{position:relative;color:#D6CFF3;font-size:15.5px;margin-bottom:26px;}
.cta-band .btn-primary{
  position:relative;background:#fff;color:var(--purple-700);
  box-shadow:0 12px 28px rgba(0,0,0,.20);
}
.cta-band .btn-primary:hover{color:var(--purple-700);background:#F5F1FF;box-shadow:0 16px 34px rgba(0,0,0,.26);}
.cta-note{position:relative;margin-top:16px;font-size:13px;color:#BEB4E6;}
@media (max-width:639px){
  .cta-band{padding:38px 20px;border-radius:22px;}
  .cta-band h2{font-size:22px;}
  .cta-band .btn{width:100%;}
}

/* ===== 页脚 ===== */
.site-footer{background:var(--footer-bg);color:var(--footer-text);margin-top:88px;padding-top:60px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:46px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-mark{background:linear-gradient(135deg,#5B43C9 0%,#6C4CF0 100%);}
.footer-slogan{margin-top:16px;font-size:14px;line-height:1.85;color:var(--footer-text);max-width:290px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--footer-text);display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-contact{font-size:14px;color:var(--footer-text);line-height:1.9;margin-bottom:18px;}
.sub-form label{display:block;font-size:13px;color:#A79FD0;margin-bottom:8px;}
.sub-row{display:flex;gap:10px;}
.sub-row input{
  flex:1;min-width:0;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.sub-row input::placeholder{color:#8E86B8;}
.sub-row input:focus{
  outline:none;border-color:var(--purple-500);background:rgba(255,255,255,.10);
  box-shadow:0 0 0 4px rgba(108,76,240,.22);
}
.sub-row .btn{flex-shrink:0;height:48px;padding:0 20px;}
.form-hint{margin-top:10px;font-size:12.5px;color:#8E86B8;line-height:1.7;}
.form-error{margin-top:8px;font-size:12px;color:var(--amber);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:#8E86B8;
}
.footer-bottom .site-note{color:#8E86B8;}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  .site-footer{margin-top:52px;padding-top:44px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .sub-row{flex-direction:column;}
  .sub-row .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --purple-deep:#3A2A8C;
  --purple:#6C4CF0;
  --purple-soft:#EFEBFF;
  --grad-main:linear-gradient(135deg,#2E1F6B 0%,#5B43C9 100%);
  --cyan:#14C8B0;
  --cyan-soft:#E6F9F6;
  --amber:#F5B14C;
  --bg:#F6F4FE;
  --card:#FFFFFF;
  --line:#E6E1F7;
  --text:#3A3550;
  --muted:#7A7490;
  --footer-bg:#1B1533;
  --footer-text:#C9C3E4;
  --radius-lg:22px;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(58,42,140,.10);
  --shadow-hover:0 18px 44px rgba(58,42,140,.18);
  --ease:.25s ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--purple-deep);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--purple);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.25;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:6px;}

.container{max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{
  background:var(--grad-main);color:#fff;
  box-shadow:0 10px 24px rgba(58,42,140,.28),inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(58,42,140,.34),inset 0 1px 0 rgba(255,255,255,.3);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(58,42,140,.28);}
.btn-ghost{
  background:transparent;color:var(--purple-deep);border:1.5px solid var(--purple);
}
.btn-ghost:hover{background:var(--purple-soft);color:var(--purple-deep);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:disabled,.btn[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--purple-deep);padding-bottom:2px;border-bottom:2px solid var(--cyan);
  transition:border-color var(--ease),color var(--ease);
}
.text-link:hover{border-color:var(--purple);color:var(--purple);}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;transition:box-shadow var(--ease);}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(58,42,140,.10);}
.brand-bar{background:#fff;border-bottom:1px solid var(--line);}
.brand-inner{display:flex;align-items:center;gap:20px;min-height:64px;padding-top:10px;padding-bottom:10px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-main);color:#fff;font-size:16px;line-height:1;
  box-shadow:0 6px 16px rgba(58,42,140,.28);
}
.logo-text{font-size:17px;font-weight:500;color:var(--text);letter-spacing:-.01em;white-space:nowrap;}
.logo-text strong{font-weight:800;color:var(--purple-deep);}
.nav-search{flex:1;max-width:360px;position:relative;margin:0;}
.nav-search input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
  background:#FBFAFF;padding:0 16px 0 40px;font-size:14px;color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search input::placeholder{color:#A9A3C2;}
.nav-search input:focus{outline:none;border-color:var(--purple);background:#fff;box-shadow:0 0 0 4px rgba(108,76,240,.10);}
.nav-search .search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:#A9A3C2;font-size:13px;}
.brand-actions{display:flex;align-items:center;gap:16px;margin-left:auto;}
.brand-actions .text-link{border-bottom-color:transparent;font-size:14px;}
.brand-actions .text-link:hover{border-bottom-color:var(--cyan);}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--purple-deep);font-size:15px;cursor:pointer;
  transition:background var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:var(--purple-soft);border-color:var(--purple);}

.channel-band{background:#EFEBFF;border-bottom:1px solid var(--line);}
.channels{
  display:flex;align-items:center;gap:8px;
  max-width:1180px;margin:0 auto;padding:9px 20px;
  overflow-x:auto;scrollbar-width:none;
}
.channels::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
  padding:7px 16px;border-radius:999px;font-size:14px;font-weight:500;color:#4A4460;
  border:1px solid transparent;transition:background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.channel:hover{background:#E0D9FB;color:var(--purple-deep);}
.channel.is-active{background:var(--purple-deep);color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(58,42,140,.24);}
.channel.is-active:hover{background:var(--purple-deep);color:#fff;}
.channel .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);display:inline-block;}

/* ---------- 页头 ---------- */
.hero-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#F2EEFF 0%,#E8E1FF 55%,#EFEBFF 100%);
  border-bottom:1px solid var(--line);
  padding:46px 0 42px;
}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(58,42,140,.5) 1px,transparent 1px);
  background-size:22px 22px;opacity:.05;pointer-events:none;
}
.hero-band .grid-x{position:relative;z-index:1;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:5px 14px;font-size:13px;font-weight:600;color:var(--purple-deep);
  margin-bottom:16px;
}
.eyebrow i{color:var(--amber);font-size:12px;}
h1.hero-title{
  font-size:44px;font-weight:800;line-height:1.2;letter-spacing:-.02em;color:#241C50;
  margin-bottom:16px;
}
h1.hero-title span{color:var(--purple-deep);}
.hero-lead{font-size:16px;line-height:1.9;color:#4C4569;max-width:620px;margin-bottom:0;}
.hero-lead strong{color:var(--purple-deep);font-weight:700;}
.hero-figure{margin:0;}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:20px;
  border:1px solid rgba(255,255,255,.8);
  box-shadow:0 20px 48px rgba(58,42,140,.18);
}

/* ---------- 频道切换条 ---------- */
.page-tabs-band{background:#fff;border-bottom:1px solid var(--line);}
.page-tabs{display:flex;align-items:center;gap:8px;padding:12px 0;overflow-x:auto;scrollbar-width:none;}
.page-tabs::-webkit-scrollbar{display:none;}
.tab-pill{
  display:inline-flex;align-items:center;gap:7px;flex-shrink:0;
  padding:7px 16px;border-radius:999px;font-size:14px;color:#4A4460;
  border:1px solid var(--line);background:#fff;transition:all var(--ease);white-space:nowrap;
}
.tab-pill:hover{border-color:var(--purple);color:var(--purple-deep);background:var(--purple-soft);}
.tab-pill.is-current{background:var(--purple-deep);border-color:var(--purple-deep);color:#fff;font-weight:600;}
.tab-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);}

/* ---------- 板块 ---------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.section-title{
  position:relative;padding-left:16px;font-size:30px;font-weight:700;letter-spacing:-.01em;
}
.section-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--purple);
}
.section-sub{color:var(--muted);font-size:14px;margin-top:8px;padding-left:16px;}

/* ---------- 卡片 ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;height:100%;
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.card-media{position:relative;overflow:hidden;background:var(--purple-soft);}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1;gap:12px;}
.card-badge{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  background:var(--cyan-soft);color:#0E8C7C;font-size:12px;font-weight:600;
  border-radius:8px;padding:4px 10px;
}
.card-title{font-size:20px;font-weight:600;line-height:1.45;color:var(--text);}
.card:hover .card-title{color:var(--purple-deep);}
.card-text{font-size:15px;line-height:1.85;color:var(--muted);margin:0;}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);
}
.card-foot .meta{display:inline-flex;align-items:center;gap:6px;}
.card-foot .more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--purple-deep);font-size:13px;}
.card-foot .more i{transition:transform var(--ease);}
.card:hover .card-foot .more i{transform:translateX(4px);}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:44px;flex-wrap:wrap;}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:#4A4460;font-size:14px;font-weight:600;
  transition:all var(--ease);
}
.pager a:hover{background:var(--purple-soft);border-color:var(--purple);color:var(--purple-deep);}
.pager .is-current{background:var(--purple-deep);border-color:var(--purple-deep);color:#fff;box-shadow:0 8px 20px rgba(58,42,140,.24);}
.pager .is-disabled{opacity:.45;pointer-events:none;}

/* ---------- 保障条 ---------- */
.assure-band{background:var(--purple-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:26px 0;}
.assure-item{display:flex;align-items:flex-start;gap:12px;padding:0 22px;border-left:1px solid #DCD4F7;}
.assure-item:first-child{border-left:none;padding-left:0;}
.assure-item i{color:var(--purple);font-size:18px;margin-top:3px;}
.assure-item .t{font-size:15px;font-weight:700;color:var(--purple-deep);line-height:1.5;}
.assure-item .d{font-size:13px;color:var(--muted);line-height:1.6;margin-top:2px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:none;padding:20px 4px;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
  transition:color var(--ease);
}
.faq-q:hover{color:var(--purple-deep);}
.faq-q .sign{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;display:inline-flex;
  align-items:center;justify-content:center;background:var(--purple-soft);color:var(--purple-deep);
  font-size:13px;transition:transform var(--ease),background var(--ease);
}
.faq-item.is-open .faq-q{color:var(--purple-deep);}
.faq-item.is-open .faq-q .sign{transform:rotate(180deg);background:var(--purple);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-a-inner{
  padding:0 0 20px 14px;border-left:2px solid #DDD5F8;
  font-size:15px;line-height:1.8;color:var(--muted);
}
.faq-a-inner strong{color:var(--text);}

/* ---------- 结尾 CTA ---------- */
.cta-band{padding:0 0 76px;}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;
  background:var(--grad-main);color:#fff;
  padding:56px 32px;text-align:center;
  box-shadow:0 24px 60px rgba(46,31,107,.32);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:26px 26px;opacity:.06;pointer-events:none;
}
.cta-card h2{position:relative;color:#fff;font-size:30px;font-weight:800;margin-bottom:12px;letter-spacing:-.01em;}
.cta-card p{position:relative;color:#D8D1F6;font-size:15.5px;margin-bottom:26px;}
.cta-card .btn-primary{position:relative;background:#fff;color:var(--purple-deep);box-shadow:0 12px 28px rgba(0,0,0,.22),inset 0 1px 0 rgba(255,255,255,.6);}
.cta-card .btn-primary:hover{background:#F3F0FF;color:var(--purple-deep);filter:none;}
.cta-note{position:relative;margin-top:16px;font-size:13px;color:#BDB4E4;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);color:var(--footer-text);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;}
.site-footer .logo-mark{background:rgba(255,255,255,.12);box-shadow:none;}
.site-footer .logo-text{color:#fff;font-size:17px;}
.site-footer .logo-text strong{color:#fff;}
.footer-slogan{font-size:14px;line-height:1.85;color:var(--footer-text);margin-top:16px;max-width:320px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--footer-text);display:inline-block;transition:color var(--ease),transform var(--ease);}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-contact{font-size:13.5px;line-height:1.8;color:var(--footer-text);margin-bottom:18px;}
.sub-form label{display:block;font-size:13px;color:#B6AFD4;margin-bottom:8px;}
.sub-row{display:flex;gap:10px;}
.sub-row input{
  flex:1;min-width:0;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.sub-row input::placeholder{color:#8E87AD;}
.sub-row input:focus{outline:none;border-color:var(--purple);background:rgba(255,255,255,.1);box-shadow:0 0 0 4px rgba(108,76,240,.22);}
.sub-row .btn{padding:0 20px;height:48px;border-radius:12px;font-size:14px;}
.form-hint{font-size:12px;color:#8E87AD;margin-top:10px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#918AAF;
}
.footer-bottom .site-note{color:#918AAF;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .assure-grid{grid-template-columns:repeat(2,1fr);row-gap:22px;}
  .assure-item:nth-child(3){border-left:none;padding-left:0;}
  .assure-item:nth-child(odd){border-left:none;padding-left:0;}
}
@media (max-width:1023px){
  h1.hero-title{font-size:36px;}
  .section{padding:56px 0;}
  .section-title{font-size:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .hero-band{padding:36px 0;}
  .hero-figure{margin-top:26px;}
  .hero-figure img{aspect-ratio:16/9;}
}
@media (max-width:767px){
  .brand-actions{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-search{display:none;}
  .site-header.nav-open .brand-actions{
    display:flex;width:100%;order:4;margin:10px 0 0;padding-top:12px;border-top:1px solid var(--line);
    justify-content:flex-start;flex-wrap:wrap;
  }
  .brand-inner{flex-wrap:wrap;}
  h1.hero-title{font-size:30px;}
  .cta-card{padding:40px 22px;border-radius:22px;}
  .cta-card h2{font-size:24px;}
  .card-title{font-size:18px;}
}
@media (max-width:639px){
  body{font-size:15.5px;}
  h1.hero-title{font-size:28px;}
  .section{padding:46px 0;}
  .section-title{font-size:22px;}
  .section-head{margin-bottom:24px;}
  .assure-grid{grid-template-columns:1fr;row-gap:18px;padding:22px 0;}
  .assure-item{border-left:none;padding-left:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .card-body{padding:18px;}
  .btn{width:100%;}
  .brand-actions .btn,.sub-row .btn,.pager a,.pager span{width:auto;}
  .sub-row{flex-direction:column;}
  .sub-row .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --purple-900:#2E1F6B;
  --purple:#3A2A8C;
  --purple-bright:#6C4CF0;
  --cyan:#14C8B0;
  --amber:#F5B14C;
  --bg:#F6F4FE;
  --bg-soft:#F1EDFD;
  --card:#FFFFFF;
  --line:#E6E1F7;
  --text:#3A3550;
  --muted:#7A7490;
  --footer-bg:#1B1533;
  --footer-text:#C9C3E4;
  --grad:linear-gradient(135deg,#2E1F6B 0%,#5B43C9 100%);
  --r-lg:22px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(58,42,140,.10);
  --shadow-hover:0 18px 44px rgba(58,42,140,.18);
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--purple);text-decoration:none;transition:color .22s ease}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--cyan);outline-offset:2px}
button,input{font:inherit}
ul,ol{margin:0}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}

/* 顶部品牌行 */
.site-header{position:sticky;top:0;z-index:70;background:#fff;transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 2px 12px rgba(58,42,140,.10)}
.brandbar{background:#fff;border-bottom:1px solid var(--line)}
.brandbar-inner{display:flex;align-items:center;gap:22px;height:64px;transition:height .25s ease}
.site-header.is-stuck .brandbar-inner{height:58px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:15px;line-height:1;
  box-shadow:0 6px 16px rgba(58,42,140,.28);
}
.logo-text{font-size:17px;font-weight:600;color:var(--purple-900);letter-spacing:-.01em;line-height:1.2}
.logo-text strong{font-weight:800}
.searchbox{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#FBFAFF;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.searchbox svg{flex:0 0 auto;color:var(--muted)}
.searchbox input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--text)}
.searchbox input::placeholder{color:#A49EBC}
.searchbox:focus-within{border-color:var(--purple-bright);box-shadow:0 0 0 4px rgba(108,76,240,.10)}
.brandbar-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.text-link{font-size:14px;color:var(--muted)}
.text-link:hover{color:var(--purple)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--purple);font-size:18px;line-height:1;cursor:pointer;
}
.nav-toggle:hover{background:var(--bg-soft)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:999px;font-weight:600;font-size:15px;
  padding:11px 24px;line-height:1.4;text-align:center;
  transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,filter .25s ease;
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 8px 20px rgba(58,42,140,.22);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 14px 28px rgba(58,42,140,.28)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-outline{background:transparent;color:var(--purple);border:1.5px solid var(--purple)}
.btn-outline:hover{background:#EFEBFF;transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--purple);border:1px solid var(--line);border-radius:14px;padding:9px 18px;font-size:14px}
.btn-ghost:hover{background:var(--bg-soft);border-color:#D6CCF6}
.btn-sm{padding:8px 18px;font-size:14px}
.btn-lg{padding:15px 34px;font-size:17px}
.btn[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed}

/* 频道行 */
.channels{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 20px;
  background:var(--bg-soft);border-bottom:1px solid var(--line);
  overflow-x:auto;overflow-y:hidden;scrollbar-width:none;
  transition:background-color .22s ease;
}
.channels::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;font-size:14.5px;font-weight:500;color:#4B4568;
  padding:7px 16px;border-radius:999px;white-space:nowrap;
  transition:background-color .22s ease,color .22s ease,box-shadow .22s ease;
}
.channel:hover{background:#E5DDFB;color:var(--purple)}
.channel.is-active{background:var(--purple);color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(58,42,140,.24)}

/* 页头 */
.page-head{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#F1EDFD 0%,#F6F4FE 100%);
  padding:26px 0 38px;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Ccircle cx='24' cy='30' r='1.6' fill='%233A2A8C'/%3E%3Ccircle cx='96' cy='18' r='1.2' fill='%233A2A8C'/%3E%3Ccircle cx='64' cy='94' r='1.8' fill='%233A2A8C'/%3E%3Ccircle cx='124' cy='76' r='1.1' fill='%233A2A8C'/%3E%3Ccircle cx='14' cy='112' r='1.2' fill='%233A2A8C'/%3E%3C/svg%3E");
}
.page-head .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--muted);line-height:1.7}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--purple)}
.breadcrumb .sep{color:#BDB6D6}
.breadcrumb .current{
  color:var(--text);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:bottom;
}
.article-head{margin-top:18px;max-width:900px}
.cat-badge{
  display:inline-block;background:#E6F9F6;color:#0E9E8B;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:8px;line-height:1.6;
}
.article-title{
  font-size:42px;line-height:1.25;font-weight:800;letter-spacing:-.02em;color:var(--purple-900);
  margin:14px 0 16px;overflow-wrap:anywhere;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:13px;color:var(--muted);line-height:1.7}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C4BDDA;display:inline-block}
.meta-row b{font-weight:700;color:var(--text)}

/* 正文区 */
.article-main{padding:44px 0 0}
.article-shell{max-width:800px;margin:0 auto}
.article-cover{
  border-radius:20px;overflow:hidden;background:#EFEBFF;margin-bottom:28px;border:1px solid var(--line);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:36px 40px;
}
.article-body{font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:anywhere}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 18px}
.article-body h2{
  position:relative;font-size:30px;line-height:1.4;font-weight:700;color:var(--purple-900);
  margin:36px 0 16px;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;width:4px;height:20px;border-radius:2px;background:var(--purple-bright);
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:600;color:var(--purple-900);margin:24px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--purple-900);margin:20px 0 10px}
.article-body a{color:var(--purple-bright);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.article-body a:hover{color:var(--cyan)}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;background:var(--bg-soft);
  border-left:4px solid var(--purple-bright);border-radius:12px;color:#4B4568;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:22px auto 8px;max-width:100%;height:auto}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:22px 0;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;font-size:14.5px;line-height:1.7;text-align:left}
.article-body th{background:var(--bg-soft);font-weight:600;color:var(--purple-900)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0}

/* 空态 */
.empty-state{
  text-align:center;border:1px dashed #D8D0F2;border-radius:16px;background:#FBFAFF;
  padding:44px 24px;
}
.empty-state .empty-icon{
  width:52px;height:52px;margin:0 auto 14px;border-radius:16px;display:grid;place-items:center;
  background:#EFEBFF;color:var(--purple-bright);font-size:22px;
}
.empty-title{font-size:19px;font-weight:700;color:var(--purple-900);margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px}

/* 文末 */
.article-foot{
  margin-top:28px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.tag{
  display:inline-block;background:#EFEBFF;color:var(--purple);border-radius:8px;
  padding:4px 10px;font-size:12.5px;font-weight:500;
}
.foot-actions{display:flex;flex-wrap:wrap;gap:10px}

/* 返回与相关 */
.back-row{margin:30px 0 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-bottom:22px;
}
.section-title{
  position:relative;font-size:26px;font-weight:700;color:var(--purple-900);
  padding-left:14px;line-height:1.4;letter-spacing:-.01em;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--purple-bright);
}
.section-sub{font-size:14px;color:var(--muted)}
.related-section{margin:56px 0 0}
.related-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D8CCF8}
.related-card .thumb{background:#EFEBFF;overflow:hidden}
.related-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.related-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.related-card .title{
  font-size:16.5px;font-weight:600;line-height:1.55;color:var(--purple-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-card:hover .title{color:var(--purple-bright)}
.related-card .meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--muted);
}
.related-card .arrow{color:var(--purple-bright);font-weight:700}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;margin:64px 0 0;padding:48px 32px;border-radius:28px;
  background:var(--grad);color:#fff;text-align:center;
  box-shadow:0 24px 60px rgba(46,31,107,.28);
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.08;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Ccircle cx='28' cy='36' r='1.8' fill='%23ffffff'/%3E%3Ccircle cx='112' cy='24' r='1.3' fill='%23ffffff'/%3E%3Ccircle cx='76' cy='104' r='2' fill='%23ffffff'/%3E%3Ccircle cx='140' cy='88' r='1.2' fill='%23ffffff'/%3E%3Ccircle cx='18' cy='128' r='1.3' fill='%23ffffff'/%3E%3C/svg%3E");
}
.cta-band h2{position:relative;font-size:31px;font-weight:800;line-height:1.35;letter-spacing:-.01em}
.cta-band p{position:relative;margin:12px auto 24px;max-width:560px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.84)}
.cta-band .btn-cta{
  position:relative;background:#fff;color:var(--purple);padding:15px 38px;font-size:17px;border-radius:999px;
  box-shadow:0 12px 30px rgba(0,0,0,.18);
}
.cta-band .btn-cta:hover{transform:translateY(-2px);color:var(--purple);box-shadow:0 18px 38px rgba(0,0,0,.24)}
.cta-note{position:relative;margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.66)}

/* 页脚 */
.site-footer{background:var(--footer-bg);color:var(--footer-text);margin-top:88px;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px}
.site-footer .logo-text{color:#fff}
.footer-slogan{font-size:14px;line-height:1.85;color:var(--footer-text);margin-top:14px;max-width:310px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{list-style:none;padding:0;display:grid;gap:10px}
.footer-links a{display:inline-block;font-size:14px;color:var(--footer-text)}
.footer-links a:hover{color:#fff;transform:translateX(2px)}
.footer-contact{font-size:14px;line-height:1.8;color:var(--footer-text)}
.sub-form label{display:block;font-size:13px;color:var(--footer-text);margin:14px 0 8px}
.sub-row{display:flex;gap:8px}
.sub-form input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 14px;border-radius:12px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font-size:14px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.sub-form input::placeholder{color:#8E87AE}
.sub-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px rgba(20,200,176,.16)}
.sub-form .btn-primary{box-shadow:none;padding:0 20px;height:48px;border-radius:12px}
.form-hint{font-size:12px;color:#9E97BF;margin-top:8px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;
  font-size:13px;color:#9E97BF;
}

/* 响应式 */
@media (max-width:1023px){
  .article-title{font-size:34px}
  .article-card{padding:28px 26px}
  .article-body h2{font-size:26px}
  .article-body h3{font-size:18.5px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-slogan{max-width:none}
  .searchbox{max-width:240px}
}
@media (max-width:767px){
  .brandbar-inner{gap:12px}
  .searchbox{display:none}
  .text-link{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .channels{
    height:auto;min-height:48px;flex-wrap:wrap;padding:8px 20px;
    -webkit-mask-image:linear-gradient(90deg,#000 0,#000 92%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 0,#000 92%,transparent 100%);
  }
  .channels.is-open{flex-wrap:wrap}
  .related-section{margin-top:44px}
  .cta-band{padding:36px 22px;border-radius:22px}
  .cta-band h2{font-size:25px}
  .cta-band .btn-cta{width:100%}
  .article-main{padding-top:32px}
}
@media (max-width:639px){
  body{font-size:15.5px}
  .article-title{font-size:28px;line-height:1.3}
  .page-head{padding:20px 0 28px}
  .breadcrumb .current{max-width:180px}
  .article-card{padding:22px 18px;border-radius:18px}
  .article-body h2{font-size:23px;margin-top:30px}
  .article-body h3{font-size:17.5px}
  .article-body ul,.article-body ol{padding-left:20px}
  .article-cover{border-radius:16px}
  .section-title{font-size:22px}
  .back-row .btn,.article-foot .btn{width:100%}
  .foot-actions{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .sub-row{flex-wrap:wrap}
  .sub-form .btn-primary{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .site-footer{margin-top:60px;padding:42px 0 20px}
}

/* roulang page: category2 */
:root{
  --purple-deep:#3A2A8C;
  --purple-bright:#6C4CF0;
  --purple-ink:#2E1F6B;
  --grad-main:linear-gradient(135deg,#2E1F6B 0%,#5B43C9 100%);
  --teal:#14C8B0;
  --teal-soft:#E6F9F6;
  --amber:#F5B14C;
  --bg:#F6F4FE;
  --card:#FFFFFF;
  --line:#E6E1F7;
  --text:#3A3550;
  --muted:#7A7490;
  --soft:#EFEBFF;
  --footer-bg:#1B1533;
  --footer-text:#C9C3E4;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 12px 32px rgba(58,42,140,.10);
  --shadow-hover:0 18px 44px rgba(58,42,140,.18);
  --ease:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure{margin:0;padding:0;}
ul,ol{list-style:none;margin:0;padding:0;}
img{display:block;max-width:100%;border-radius:0;}
a{color:var(--purple-bright);text-decoration:none;transition:color var(--ease);}
a:focus-visible,
button:focus-visible,
input:focus-visible,
.accordion-title:focus-visible{
  outline:3px solid var(--teal);
  outline-offset:2px;
  border-radius:8px;
}
button{font-family:inherit;background:none;border:none;}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}

/* ================= 按钮 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:none;text-decoration:none;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),filter var(--ease),color var(--ease);
}
.btn-primary{
  background:var(--grad-main);color:#fff;
  box-shadow:0 8px 20px rgba(58,42,140,.26),inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.09);box-shadow:var(--shadow-hover);color:#fff;}
.btn-primary:active{transform:translateY(0);filter:brightness(.98);}
.btn-ghost{
  background:transparent;color:var(--purple-deep);border:1.5px solid var(--purple-bright);
}
.btn-ghost:hover{background:var(--soft);color:var(--purple-deep);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;box-shadow:none;pointer-events:none;}

.text-link{
  display:inline-block;font-size:14px;color:var(--text);
  border-bottom:2px solid transparent;padding-bottom:2px;
  transition:color var(--ease),border-color var(--ease);
}
.text-link:hover{color:var(--purple-deep);border-bottom-color:var(--teal);}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--purple-deep);
  padding-bottom:2px;border-bottom:2px solid rgba(20,200,176,.55);transition:border-color var(--ease),color var(--ease);
}
.link-arrow:hover{border-bottom-color:var(--teal);color:var(--teal);}
.link-arrow::after{content:"→";font-size:15px;line-height:1;}

/* ================= 头部 ================= */
.site-header{position:sticky;top:0;z-index:80;background:#fff;box-shadow:0 2px 12px rgba(58,42,140,.10);}
.brand-bar{background:#fff;border-bottom:1px solid var(--line);}
.brand-inner{display:flex;align-items:center;gap:22px;height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:12px;background:var(--grad-main);color:#fff;
  display:grid;place-items:center;font-size:15px;
  box-shadow:0 6px 16px rgba(58,42,140,.28);
}
.logo-text{font-size:17px;font-weight:600;color:var(--purple-deep);letter-spacing:-.01em;white-space:nowrap;}
.logo-text strong{font-weight:800;}
.site-header .search-box{position:relative;flex:1 1 auto;max-width:400px;margin:0;}
.site-header .search-box input[type="search"]{
  height:40px;width:100%;margin:0;padding:0 16px 0 42px;
  border-radius:999px;border:1px solid var(--line);background:#FAF9FF;
  font-size:14px;color:var(--text);transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.site-header .search-box input[type="search"]::placeholder{color:#9D97B8;}
.site-header .search-box input[type="search"]:focus{
  outline:none;background:#fff;border-color:var(--purple-bright);
  box-shadow:0 0 0 4px rgba(108,76,240,.12);
}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:15px;color:#8F88B4;pointer-events:none;}
.brand-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex-shrink:0;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--purple-deep);font-size:17px;line-height:1;
  align-items:center;justify-content:center;cursor:pointer;
}
.mobile-drawer{display:none;background:#fff;border-bottom:1px solid var(--line);padding:10px 0 16px;}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:block;padding:12px 2px;font-size:15px;color:var(--text);border-bottom:1px dashed var(--line);}
.mobile-drawer a:last-child{border-bottom:none;}
.mobile-drawer a:hover{color:var(--purple-deep);}

.channels{background:#EFEAFF;border-bottom:1px solid var(--line);}
.channel-inner{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none;position:relative;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;align-items:center;height:34px;padding:0 18px;border-radius:999px;
  font-size:14px;color:#4A4463;white-space:nowrap;transition:background var(--ease),color var(--ease),box-shadow var(--ease);
}
.channel:hover{background:#E3DDFB;color:var(--purple-deep);}
.channel.is-active{background:var(--purple-deep);color:#fff;box-shadow:0 4px 12px rgba(58,42,140,.22);}
.channel.is-active:hover{color:#fff;}

/* ================= 页面头带 ================= */
.page-hero{
  background:linear-gradient(180deg,#EFEAFF 0%,#F6F4FE 100%);
  border-top:1px solid var(--purple-bright);
  padding:36px 0 34px;
}
.hero-strip{display:flex;align-items:center;justify-content:space-between;gap:36px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:12px;flex-wrap:wrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--purple-deep);}
.crumb span{color:#B7B1CE;}
.crumb em{font-style:normal;color:var(--purple-deep);font-weight:600;}
.hero-text h1{
  font-size:42px;font-weight:800;line-height:1.2;letter-spacing:-.02em;color:var(--purple-ink);
  margin-bottom:14px;
}
.hero-lead{font-size:15.5px;line-height:1.8;color:var(--muted);max-width:640px;}
.hero-lead + .hero-lead{margin-top:4px;}
.hero-badge{
  flex:0 0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 30px;text-align:center;box-shadow:var(--shadow);min-width:150px;
}
.hero-badge-num{font-size:36px;font-weight:700;line-height:1;color:var(--purple-deep);letter-spacing:-.02em;}
.hero-badge-num span{font-size:14px;font-weight:600;margin-left:3px;color:var(--purple-bright);}
.hero-badge-label{font-size:12.5px;color:var(--muted);margin-top:8px;white-space:nowrap;}

/* ================= 筛选条 ================= */
.filter-bar{padding:30px 0 6px;}
.filter-row{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.filter-pills{display:flex;gap:10px;flex-wrap:wrap;}
.pill{
  height:36px;padding:0 18px;border-radius:999px;border:1px solid #DCD5F7;background:#fff;
  color:#524B70;font-size:14px;line-height:1;cursor:pointer;
  transition:background var(--ease),border-color var(--ease),color var(--ease),box-shadow var(--ease);
}
.pill:hover{border-color:var(--purple-bright);color:var(--purple-deep);background:var(--soft);}
.pill.is-active{background:var(--purple-deep);border-color:var(--purple-deep);color:#fff;box-shadow:0 6px 16px rgba(58,42,140,.20);}
.sort-link{font-size:13.5px;color:var(--muted);border-bottom:2px solid transparent;padding-bottom:2px;}
.sort-link:hover{color:var(--purple-deep);border-bottom-color:var(--teal);}

/* ================= 重点条 ================= */
.spotlight{padding:26px 0 6px;}
.spotlight-inner{
  display:flex;align-items:center;gap:26px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow);
}
.spotlight-media{flex:0 0 260px;width:260px;height:150px;border-radius:16px;overflow:hidden;background:var(--soft);}
.spotlight-media img{width:100%;height:100%;object-fit:cover;}
.spotlight-body{flex:1 1 auto;min-width:0;}
.spotlight-body h2{font-size:22px;font-weight:700;line-height:1.35;color:var(--text);margin:10px 0 8px;}
.spotlight-body p{font-size:14.5px;line-height:1.8;color:var(--muted);margin-bottom:12px;}
.tag{display:inline-block;font-size:12px;line-height:1;padding:6px 10px;border-radius:8px;font-weight:600;}
.tag-teal{background:var(--teal-soft);color:#0E9A88;}
.tag-purple{background:var(--soft);color:var(--purple-deep);}

/* ================= 板块标题 ================= */
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap;}
.section-head h2{
  position:relative;padding-left:16px;font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.01em;color:var(--purple-ink);
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--purple-bright);
}
.section-note{font-size:13px;color:var(--muted);}

/* ================= 紧凑卡片网格 ================= */
.list-section{padding:36px 0 8px;}
.card-grid{margin-bottom:-18px;}
.cell > .mini-card{height:100%;}
.mini-card{
  display:flex;gap:14px;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:0 6px 18px rgba(58,42,140,.06);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.mini-card:hover{border-color:var(--purple-bright);box-shadow:0 10px 26px rgba(58,42,140,.10);}
.mini-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;
  background:var(--soft);color:var(--purple-deep);
  display:grid;place-items:center;font-size:18px;line-height:1;
}
.mini-body{min-width:0;flex:1 1 auto;}
.mini-body h3{
  font-size:17px;font-weight:600;line-height:1.45;color:var(--text);margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-card:hover .mini-body h3{color:var(--purple-deep);}
.mini-desc{
  font-size:14px;line-height:1.7;color:var(--muted);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:#9D97B8;flex-wrap:wrap;}
.mini-meta .cat{color:#0E9A88;font-weight:600;}
.mini-meta .dot{color:#CFC9E4;}

/* ================= 分页 ================= */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;padding:40px 0 8px;flex-wrap:wrap;}
.pager a,.pager span{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  font-size:14px;color:#524B70;background:#fff;border:1px solid var(--line);
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.pager a:hover{background:var(--soft);border-color:#D8D0F6;color:var(--purple-deep);}
.pager .is-current{background:var(--purple-deep);border-color:var(--purple-deep);color:#fff;font-weight:700;}
.pager .pager-next{width:auto;padding:0 20px;border-radius:999px;}

/* ================= FAQ ================= */
.faq-section{padding:56px 0 10px;}
.faq-list.accordion{background:transparent;border:none;margin:0;}
.faq-list .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--line);}
.faq-list .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-list .accordion-title{
  position:relative;display:block;border:none;background:transparent;
  padding:18px 46px 18px 0;font-size:16px;font-weight:600;line-height:1.6;color:var(--text);
  transition:color var(--ease);
}
.faq-list .accordion-title:hover{color:var(--purple-deep);background:transparent;}
.faq-list .accordion-title::before{
  content:"+";position:absolute;right:8px;left:auto;top:50%;transform:translateY(-50%);
  color:var(--purple-bright);font-size:20px;font-weight:700;line-height:1;
  transition:transform .2s ease,color .2s ease;
}
.faq-list .accordion-title.is-active::before,
.faq-list .accordion-title[aria-expanded="true"]::before{content:"−";}
.faq-list .accordion-content{
  border:none;border-left:2px solid #E2DAFB;background:transparent;
  padding:0 0 18px 16px;font-size:15px;line-height:1.8;color:#524B70;
}
.faq-list .accordion-content p + p{margin-top:10px;}

/* ================= 结尾 CTA ================= */
.cta-section{padding:60px 0 0;}
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  background:var(--grad-main);color:#fff;text-align:center;
  padding:56px 28px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.11;
  background-image:
    radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px),
    radial-gradient(rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:120px 120px,72px 72px;
  background-position:0 0,38px 26px;
}
.cta-band h2{position:relative;font-size:30px;font-weight:700;line-height:1.35;margin-bottom:12px;}
.cta-band p{position:relative;font-size:15px;line-height:1.8;color:#DCD6F7;max-width:640px;margin:0 auto 26px;}
.cta-band .btn{position:relative;background:#fff;color:var(--purple-ink);box-shadow:0 12px 28px rgba(15,8,48,.28);}
.cta-band .btn:hover{background:#F4F0FF;color:var(--purple-ink);transform:translateY(-2px);}
.cta-note{position:relative;font-size:12.5px;color:#B9B1E4;margin-top:16px;}

/* ================= 页脚 ================= */
.site-footer{background:var(--footer-bg);color:var(--footer-text);margin-top:88px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.site-footer .logo-text{color:#fff;}
.footer-slogan{font-size:14px;line-height:1.85;color:#A9A2CC;margin-top:16px;max-width:300px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{display:inline-block;font-size:14px;color:var(--footer-text);transition:color var(--ease),transform var(--ease);}
.footer-links a:hover{color:#fff;transform:translateX(2px);}
.footer-contact{font-size:14px;line-height:1.8;color:#A9A2CC;}
.sub-form{margin-top:18px;}
.sub-form label{display:block;font-size:13px;color:#A9A2CC;margin-bottom:8px;}
.sub-row{display:flex;gap:8px;align-items:center;}
.sub-row input{
  flex:1 1 auto;min-width:0;height:48px;margin:0;padding:0 14px;
  border-radius:12px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  color:#fff;font-size:14px;transition:border-color var(--ease),box-shadow var(--ease);
}
.sub-row input::placeholder{color:#8F88B4;}
.sub-row input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(20,200,176,.18);}
.sub-row .btn{height:48px;padding:0 20px;font-size:14px;border-radius:12px;flex-shrink:0;}
.form-hint{font-size:12px;color:#8F88B4;margin-top:8px;line-height:1.6;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13px;color:#8F88B4;
}
.site-note{color:#7E77A4;}

/* ================= 响应式 ================= */
@media screen and (max-width:1023px){
  .site-header .search-box{display:none;}
  .brand-actions .text-link{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-strip{flex-direction:column;align-items:flex-start;gap:22px;}
  .hero-text h1{font-size:34px;}
  .hero-badge{width:100%;display:flex;align-items:center;justify-content:flex-start;gap:14px;padding:16px 22px;text-align:left;}
  .hero-badge-num{font-size:30px;}
  .hero-badge-label{margin-top:0;}
  .spotlight-inner{flex-direction:column;align-items:stretch;gap:18px;}
  .spotlight-media{flex:0 0 auto;width:100%;height:180px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .brand-inner{height:58px;gap:12px;}
  .logo-text{font-size:15.5px;}
  .logo-mark{width:30px;height:30px;border-radius:10px;font-size:13px;}
  .hero-text h1{font-size:28px;line-height:1.28;}
  .page-hero{padding:26px 0 26px;}
  .hero-lead{font-size:15px;}
  .section-head h2{font-size:24px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:6px;margin-bottom:18px;}
  .filter-pills{gap:8px;}
  .pill{height:34px;padding:0 14px;font-size:13.5px;}
  .spotlight-body h2{font-size:19px;}
  .cta-band{padding:40px 20px;border-radius:22px;}
  .cta-band h2{font-size:23px;}
  .cta-band .btn{width:100%;}
  .faq-section{padding:40px 0 6px;}
  .faq-list .accordion-title{font-size:15px;padding:16px 40px 16px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{margin-top:56px;padding:44px 0 0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .pager a,.pager span{width:38px;height:38px;}
}