/* roulang page: index */
:root{
  --brand:#1D4ED8;
  --brand-hover:#1740B0;
  --brand-soft:#EAF0FF;
  --steel:#5B6470;
  --ballistic:#0EA5A5;
  --gold:#E8A72A;
  --purple:#7C5CFF;
  --steelblue:#3B82F6;
  --gray:#A3ADBC;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --line:#E3E9F5;
  --ink:#111827;
  --ink-2:#4B5563;
  --track:#EDF1F7;
  --r-lg:16px;
  --r-md:12px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(17,24,39,.05);
  --sh-2:0 12px 32px rgba(23,58,128,.10);
  --bs-primary:#1D4ED8;
  --bs-primary-rgb:29,78,216;
  --bs-body-bg:#F6F8FC;
  --bs-body-color:#111827;
  --bs-border-color:#E3E9F5;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

/* ===== 基础 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-hover);}
img{display:block;max-width:100%;height:auto;background:#EDF1F7;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

.container,.container-lg,.container-xl{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){
  .container,.container-lg,.container-xl{max-width:1320px;}
}

/* ===== 顶部公告 ===== */
.notice-bar{
  background:var(--brand-soft);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:#2A3A66;
}
.notice-inner{
  display:flex;align-items:center;gap:10px;height:32px;
}
.notice-inner .dot{
  width:6px;height:6px;border-radius:50%;background:var(--ballistic);flex:none;
}
.notice-inner p{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.notice-close{
  border:0;background:transparent;color:var(--steel);cursor:pointer;
  font-size:15px;line-height:1;padding:4px 6px;border-radius:6px;
}
.notice-close:hover{color:var(--brand);background:rgba(29,78,216,.08);}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:700;letter-spacing:.3px;color:var(--ink);
  flex:none;
}
.brand:hover{color:var(--brand);}
.brand svg{width:24px;height:24px;color:var(--brand);flex:none;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-links a{
  position:relative;display:inline-block;
  font-size:15px;color:var(--ink-2);padding:20px 12px;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:12px;height:2px;
  border-radius:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:center;
  transition:transform .18s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{position:relative;}
.search-box input{
  width:200px;height:38px;border-radius:999px;
  border:1px solid var(--line);background:#F8FAFF;
  padding:0 14px 0 36px;font-size:14px;color:var(--ink);
  outline:none;transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.search-box input::placeholder{color:#9AA4B6;}
.search-box input:focus{
  border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(29,78,216,.12);
}
.search-box svg{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;color:var(--gray);pointer-events:none;
}
.link-login{
  font-size:15px;color:var(--ink-2);padding:6px 4px;
}
.link-login:hover{color:var(--brand);}
.nav-toggle{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--ink);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* ===== 按钮 ===== */
.btn-brand,.btn-ghost,.btn-mini,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;border-radius:var(--r-btn);
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn-brand{
  height:44px;padding:0 22px;background:var(--brand);color:#fff;font-size:15px;
}
.btn-brand:hover{background:var(--brand-hover);color:#fff;box-shadow:0 8px 20px rgba(29,78,216,.22);}
.btn-brand:active{transform:scale(.98);}
.btn-ghost{
  height:44px;padding:0 22px;background:#fff;color:var(--brand);border-color:var(--brand);font-size:15px;
}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-hover);border-color:var(--brand-hover);}
.btn-ghost:active{transform:scale(.98);}
.btn-soft{
  height:38px;padding:0 16px;background:var(--brand-soft);color:var(--brand);font-size:14px;
}
.btn-soft:hover{background:#DCE6FF;color:var(--brand-hover);}
.btn-mini{
  height:32px;padding:0 14px;font-size:13px;background:var(--brand);color:#fff;
}
.btn-mini:hover{background:var(--brand-hover);color:#fff;}
.nav-cta{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ===== 通用板块 ===== */
main{display:block;}
.section{padding:72px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{
  font-size:28px;line-height:1.36;font-weight:700;letter-spacing:-.2px;color:var(--ink);
}
.section-head p{
  margin-top:12px;font-size:16px;color:var(--ink-2);line-height:1.75;max-width:760px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;color:var(--brand);background:var(--brand-soft);
  border:1px solid rgba(29,78,216,.18);border-radius:999px;
  padding:4px 12px;line-height:1.5;margin-bottom:16px;
}
.card-base{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card-base:hover{
  transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);
}

/* ===== 图鉴元素 ===== */
.meter{height:6px;border-radius:999px;background:var(--track);overflow:hidden;}
.meter > i{display:block;height:100%;border-radius:999px;background:var(--ballistic);}
.meter.brand > i{background:var(--brand);}
.rarity-badge{
  position:absolute;top:10px;left:10px;z-index:2;
  font-size:12px;font-weight:500;line-height:18px;
  padding:2px 10px;border-radius:999px;background:#fff;
  border:1px solid rgba(29,78,216,.25);color:var(--brand);
}
.rarity-badge.gold{border-color:rgba(232,167,42,.45);color:#9A6A08;background:#FFF8E9;}
.rarity-badge.purple{border-color:rgba(124,92,255,.4);color:#5B3FD6;background:#F3F0FF;}
.rarity-badge.steel{border-color:rgba(59,130,246,.35);color:#1E60C9;background:#EEF5FF;}
.tags{display:flex;flex-wrap:wrap;gap:6px;}
.tag{
  font-size:12px;font-weight:500;line-height:18px;
  padding:2px 10px;border-radius:999px;
  background:var(--brand-soft);color:#2A3A66;
  border:1px solid rgba(29,78,216,.16);
}
.tag.teal{background:#E7F7F7;color:#0B7C7C;border-color:rgba(14,165,165,.22);}
.tag.gray{background:#F2F5FB;color:var(--steel);border-color:rgba(91,100,112,.18);}
.rank-line{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;color:var(--steel);
}
.rank-line b{color:var(--brand);font-weight:600;}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:64px 0 72px;
  background:
    radial-gradient(circle at 1px 1px, rgba(29,78,216,.055) 1px, transparent 0) 0 0/22px 22px,
    linear-gradient(180deg,#FBFCFE 0%, #F6F8FC 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(14,165,165,.10),transparent 68%);
  pointer-events:none;
}
.hero h1{
  font-size:36px;line-height:1.28;font-weight:700;letter-spacing:-.4px;color:var(--ink);
  max-width:640px;
}
.hero-lead{
  margin-top:18px;font-size:16px;line-height:1.85;color:var(--ink-2);max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;}
.trust-row li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);}
.trust-row svg{width:18px;height:18px;color:var(--ballistic);flex:none;}

.deck{position:relative;}
.deck-main{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
}
.deck-main img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.deck-main-body{padding:16px 18px 18px;}
.deck-title{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);}
.deck-main-body p{margin-top:8px;font-size:14px;line-height:1.7;color:var(--ink-2);}
.deck-main-body .meter{margin-top:14px;}
.deck-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;
}
.deck-foot span{font-size:13px;color:var(--steel);font-variant-numeric:tabular-nums;}
.deck-subs{display:flex;gap:12px;margin-top:14px;}
.deck-sub{
  flex:1;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:8px;box-shadow:var(--sh-1);min-width:0;
}
.deck-sub img{width:56px;height:56px;border-radius:9px;object-fit:cover;flex:none;}
.deck-sub h3{font-size:13px;font-weight:600;line-height:1.45;color:var(--ink);}
.deck-sub .meter{margin-top:6px;height:5px;}
@media (min-width:992px){
  .deck{padding-bottom:80px;}
  .deck-subs{
    position:absolute;right:-4px;bottom:0;width:262px;
    flex-direction:column;gap:10px;margin-top:0;
  }
  .deck-sub{box-shadow:var(--sh-2);background:#fff;}
}

/* ===== KPI ===== */
.kpi-grid{
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;
}
.kpi-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 18px 18px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.kpi-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.28);}
.kpi-num{
  font-size:40px;line-height:1.1;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.kpi-num small{font-size:15px;font-weight:600;margin-left:4px;letter-spacing:0;}
.kpi-name{margin-top:10px;font-size:15px;font-weight:600;color:var(--ink);}
.kpi-desc{margin-top:4px;font-size:13px;color:var(--ink-2);line-height:1.6;min-height:42px;}
.kpi-card .meter{margin-top:12px;}

/* ===== 内容矩阵 ===== */
.matrix{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:20px;}
.matrix-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);}
.matrix-card.lead{
  grid-row:span 2;padding:0;overflow:hidden;
}
.matrix-card.lead img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.matrix-lead-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1;}
.matrix-icon{
  width:40px;height:40px;border-radius:11px;background:var(--brand-soft);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand);
  margin-bottom:14px;flex:none;
}
.matrix-card h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);}
.matrix-card p{margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-2);flex:1;}
.matrix-foot{margin-top:16px;}
.matrix-foot .meter{margin-bottom:10px;}
.matrix-level{
  font-size:12px;font-weight:500;color:var(--steel);
}
.matrix-level b{color:var(--brand);font-weight:600;}


/* ===== 栏目入口 ===== */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.entry-card{
  position:relative;display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);color:inherit;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);color:inherit;}
.entry-thumb{position:relative;overflow:hidden;}
.entry-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.entry-body{padding:16px 18px 18px;}
.entry-body h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);}
.entry-body p{margin-top:6px;font-size:13px;color:var(--ink-2);line-height:1.65;}
.entry-more{
  display:flex;align-items:center;justify-content:space-between;margin-top:14px;
  font-size:13px;color:var(--brand);font-weight:500;
}
.entry-more svg{width:16px;height:16px;transition:transform .18s ease;}
.entry-card:hover .entry-more svg{transform:translateX(3px);}
.entry-card.is-feature{
  border-color:rgba(29,78,216,.35);
  box-shadow:0 12px 32px rgba(23,58,128,.10);
}
.entry-card.is-feature::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);z-index:3;
}

/* ===== 结果对比 ===== */
.compare-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.compare-head{
  display:grid;grid-template-columns:1fr 1fr;
}
.compare-head div{
  padding:18px 24px;font-size:16px;font-weight:600;
}
.compare-head div:first-child{color:var(--steel);background:#F7F9FD;}
.compare-head div:last-child{color:var(--brand);background:var(--brand-soft);}
.compare-body{position:relative;display:grid;grid-template-columns:1fr 1fr;}
.compare-body::before{
  content:"";position:absolute;left:50%;top:12px;bottom:12px;
  border-left:1px dashed #CBD6E8;
}
.compare-col{padding:8px 24px 20px;}
.compare-col.right{background:rgba(234,240,255,.42);}
.compare-row{
  display:flex;align-items:flex-start;gap:10px;
  padding:14px 0;border-bottom:1px dashed #E7EDF8;font-size:14px;line-height:1.7;
}
.compare-col .compare-row:last-child{border-bottom:0;}
.compare-row .mark{
  width:6px;height:6px;border-radius:50%;background:var(--gray);flex:none;margin-top:9px;
}
.compare-col.right .compare-row .mark{background:var(--brand);}
.compare-row span{color:var(--ink-2);}
.compare-col.right .compare-row span{color:var(--ink);font-weight:600;}
.compare-row em{
  margin-left:auto;font-style:normal;font-size:12px;color:var(--steel);
  background:#F2F5FB;border:1px solid var(--line);border-radius:999px;padding:1px 10px;flex:none;
}
.compare-col.right .compare-row em{
  color:#0B7C7C;background:#E7F7F7;border-color:rgba(14,165,165,.22);
}

/* ===== 里程碑 ===== */
.timeline{
  position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;
  padding-top:28px;
}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:37px;height:2px;background:var(--line);
}
.tl-item{position:relative;padding-top:26px;}
.tl-dot{
  position:absolute;top:-6px;left:0;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--gray);
}
.tl-item.done .tl-dot{background:var(--brand);border-color:var(--brand);box-shadow:0 0 0 4px rgba(29,78,216,.12);}
.tl-item h3{margin-top:14px;font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;}
.tl-item p{margin-top:6px;font-size:13px;color:var(--ink-2);line-height:1.65;}

/* ===== 卡池横滑 ===== */
.pool-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;
}
.pool-nav{display:flex;gap:8px;flex:none;}
.pool-nav button{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:all .18s ease;
}
.pool-nav button:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.pool{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 18px;
  scrollbar-width:thin;
}
.pool::-webkit-scrollbar{height:6px;}
.pool::-webkit-scrollbar-thumb{background:#D6DEEE;border-radius:999px;}
.pool::-webkit-scrollbar-track{background:transparent;}
.pool-card{
  flex:0 0 auto;width:268px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.pool-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);}
.pool-thumb{position:relative;}
.pool-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.pool-body{padding:14px 16px 16px;}
.pool-body h3{
  font-size:15px;font-weight:600;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:45px;
}
.pool-body .tags{margin-top:10px;}
.pool-body .meter{margin-top:12px;}

/* ===== 资讯列表 ===== */
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{
  display:grid;grid-template-columns:220px 1fr;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);}
.news-item img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);}
.news-item h3{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:8px;}
.news-meta time{font-size:13px;color:var(--steel);font-variant-numeric:tabular-nums;}
.news-item p{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.news-read{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:14px;font-weight:500;color:var(--brand);
  border-bottom:2px solid rgba(29,78,216,.35);padding-bottom:2px;
}
.news-read:hover{border-bottom-color:var(--brand);}
.news-archive{text-align:center;margin-top:26px;}

/* ===== 平台保障 ===== */
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.guard-card{
  background:var(--brand-soft);
  border:1px solid rgba(29,78,216,.16);
  border-radius:var(--r-lg);padding:22px 20px;
  transition:transform .18s ease,box-shadow .18s ease;
}
.guard-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.guard-icon{
  width:38px;height:38px;border-radius:11px;background:#fff;color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px;
  border:1px solid rgba(29,78,216,.16);
}
.guard-card h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);}
.guard-card p{margin-top:8px;font-size:13px;line-height:1.7;color:#33415C;}

/* ===== 快速解答 ===== */
.quick-list{display:flex;flex-direction:column;gap:14px;}
.quick-item{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr) 40px;
  gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.quick-item:hover{border-color:rgba(29,78,216,.3);box-shadow:var(--sh-2);}
.quick-item h3{font-size:16px;font-weight:600;line-height:1.55;color:var(--ink);}
.quick-item p{font-size:14px;line-height:1.75;color:var(--ink-2);}
.quick-link{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand);
  background:#fff;transition:all .18s ease;
}
.quick-link:hover{background:var(--brand-soft);border-color:var(--brand);}

/* ===== FAQ ===== */
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:14px;background:#fff;
  margin-bottom:12px;overflow:hidden;
}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-button{
  position:relative;background:#fff;color:var(--ink);
  font-size:16px;font-weight:600;line-height:1.6;
  padding:18px 56px 18px 22px;box-shadow:none;border-radius:0 !important;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--brand);background:var(--brand-soft);
}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--brand);
}
.faq-acc .accordion-button::after{
  content:"+";background-image:none;font-size:20px;font-weight:400;line-height:1;
  color:var(--brand);width:auto;height:auto;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;outline:none;}
.faq-acc .accordion-body{
  padding:16px 22px 20px;font-size:14px;line-height:1.8;color:var(--ink-2);
  background:#fff;
}

/* ===== 口碑 ===== */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.voice-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);}
.voice-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;color:#fff;background:var(--brand);
}
.avatar.t2{background:var(--ballistic);}
.avatar.t3{background:var(--purple);}
.voice-head h3{font-size:15px;font-weight:600;color:var(--ink);line-height:1.4;}
.voice-head span{display:block;font-size:12px;color:var(--steel);}
.voice-card p{margin-top:14px;font-size:14px;line-height:1.8;color:var(--ink-2);flex:1;}
.voice-foot{margin-top:16px;}
.voice-foot .tag{background:#FFF8E9;color:#9A6A08;border-color:rgba(232,167,42,.35);}

/* ===== 转化表单 ===== */
.convert-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:28px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);overflow:hidden;
}
.convert-info{padding:36px 32px;background:linear-gradient(180deg,#FBFCFE,#F2F6FF);}
.convert-info h2{font-size:26px;line-height:1.4;font-weight:700;color:var(--ink);}
.convert-info > p{margin-top:14px;font-size:15px;line-height:1.8;color:var(--ink-2);}
.convert-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.convert-points li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--ink-2);}
.convert-points svg{width:18px;height:18px;color:var(--ballistic);flex:none;margin-top:4px;}
.convert-figure{margin-top:24px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);}
.convert-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.convert-form{padding:36px 32px;}
.field{margin-bottom:16px;}
.field-label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px;font-weight:500;}
.field-input{
  width:100%;height:44px;border-radius:10px;border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:15px;color:var(--ink);outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.field-input{height:auto;padding:12px 14px;line-height:1.65;resize:vertical;min-height:96px;}
.field-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.15);}
.field-input::placeholder{color:#9AA4B6;}
select.field-input{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235B6470' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
  padding-right:38px;
}
.form-note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--steel);}

/* ===== 底部横幅 ===== */
.final-banner{
  background:#fff;border:1px solid rgba(29,78,216,.35);border-radius:var(--r-lg);
  padding:32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  box-shadow:0 12px 32px rgba(23,58,128,.10);
}
.final-banner h2{font-size:24px;line-height:1.45;font-weight:700;color:var(--ink);}
.final-banner p{margin-top:10px;font-size:15px;color:var(--ink-2);line-height:1.75;max-width:640px;}
.final-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none;}

/* ===== 页脚 ===== */
.site-footer{
  background:#F2F5FB;border-top:1px solid var(--line);
  padding:56px 0 0;margin-top:24px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;
  padding-bottom:36px;
}
.footer-brand{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:700;color:var(--ink);}
.footer-brand svg{width:24px;height:24px;color:var(--brand);}
.footer-about{margin-top:14px;font-size:14px;line-height:1.8;color:var(--ink-2);max-width:320px;}
.footer-col h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--brand);}
.footer-col p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.footer-bottom{
  border-top:1px solid var(--line);padding:18px 0 22px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--steel);
}
.footer-bottom .site-id{color:var(--steel);}

/* ===== 进viewport淡入 ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease;}
.reveal.in{opacity:1;transform:none;}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .kpi-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .matrix{grid-template-columns:1fr 1fr;}
  .matrix-card.lead{grid-column:span 2;grid-row:auto;}
  .guard-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .timeline{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:28px;}
  .timeline::before{display:none;}
  .tl-item{padding-top:0;}
  .tl-dot{position:static;display:block;margin-bottom:12px;}
}
@media (max-width:991.98px){
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .hero{padding:48px 0 56px;}
  .hero h1{font-size:30px;}
  .search-box input{width:170px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .voice-grid{grid-template-columns:1fr;}
  .convert-wrap{grid-template-columns:1fr;}
  .news-item{grid-template-columns:160px 1fr;gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .compare-body::before{display:none;}
  .compare-head,
  .compare-body{grid-template-columns:1fr;}
  .compare-head div:first-child{border-bottom:1px solid var(--line);}
  .compare-col.right{background:rgba(234,240,255,.5);}
}
@media (max-width:767.98px){
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .kpi-num{font-size:32px;}
  .matrix{grid-template-columns:1fr;}
  .matrix-card.lead{grid-column:auto;}
  .guard-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr 1fr;}
  .quick-item{grid-template-columns:1fr;gap:10px;}
  .quick-link{display:none;}
  .final-banner{padding:24px;flex-direction:column;align-items:flex-start;}
  .final-actions{width:100%;}
  .final-actions .btn-brand,.final-actions .btn-ghost{flex:1;}
}
@media (max-width:575.98px){
  .container,.container-lg,.container-xl{padding-left:16px;padding-right:16px;}
  .section{padding:40px 0;}
  .section-head h2{font-size:23px;}
  .hero h1{font-size:24px;line-height:1.35;}
  .hero-lead{font-size:15px;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{flex:1;min-width:130px;}
  .kpi-grid{grid-template-columns:1fr;}
  .kpi-desc{min-height:auto;}
  .entry-grid{grid-template-columns:1fr;}
  .news-item{grid-template-columns:1fr;}
  .news-item img{aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .pool-card{width:230px;}
  .convert-info,.convert-form{padding:24px 20px;}
  .convert-info h2{font-size:21px;}
  .final-banner h2{font-size:19px;}
  .deck-subs{flex-direction:column;}
  .nav-inner{gap:12px;}
  .brand{font-size:16px;}
  .notice-inner p{font-size:12px;}
}

/* roulang page: category1 */
:root{
  --brand:#1D4ED8;
  --brand-hover:#1740B0;
  --brand-soft:#EAF0FF;
  --steel:#5B6470;
  --ballistic:#0EA5A5;
  --gold:#E8A72A;
  --purple:#7C5CFF;
  --steelblue:#3B82F6;
  --gray:#A3ADBC;
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --line:#E3E9F5;
  --ink:#111827;
  --ink-2:#4B5563;
  --track:#EDF1F7;
  --r-lg:16px;
  --r-md:12px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(17,24,39,.05);
  --sh-2:0 12px 32px rgba(23,58,128,.10);
  --bs-primary:#1D4ED8;
  --bs-primary-rgb:29,78,216;
  --bs-body-bg:#F6F8FC;
  --bs-body-color:#111827;
  --bs-border-color:#E3E9F5;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-hover);}
img{display:block;max-width:100%;height:auto;background:#EDF1F7;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{list-style:none;padding:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container,.container-lg,.container-xl{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){
  .container,.container-lg,.container-xl{max-width:1320px;}
}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:700;letter-spacing:.3px;color:var(--ink);
  flex:none;
}
.brand:hover{color:var(--brand);}
.brand svg{width:24px;height:24px;color:var(--brand);flex:none;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-links a{
  position:relative;display:inline-block;
  font-size:15px;color:var(--ink-2);padding:20px 12px;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:12px;height:2px;
  border-radius:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:center;
  transition:transform .18s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{position:relative;display:none;}
@media (min-width:1100px){.search-box{display:block;}}
.search-box input{
  width:200px;height:38px;border-radius:999px;
  border:1px solid var(--line);background:#F8FAFF;
  padding:0 14px 0 36px;font-size:14px;color:var(--ink);
  outline:none;transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.search-box input::placeholder{color:#9AA4B6;}
.search-box input:focus{
  border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 3px rgba(29,78,216,.12);
}
.search-box i{
  position:absolute;left:13px;top:50%;transform:translateY(-50%);
  font-size:15px;color:var(--gray);pointer-events:none;
}
.login-link{font-size:14px;color:var(--ink-2);padding:6px 4px;display:none;}
@media (min-width:992px){.login-link{display:inline-block;}}
.login-link:hover{color:var(--brand);}
.nav-toggle{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--ink);font-size:18px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
@media (min-width:992px){.nav-toggle{display:none;}}

/* ===== 按钮 ===== */
.btn-brand,.btn-ghost,.btn-soft,.btn-mini{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;border-radius:var(--r-btn);
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn-brand{height:44px;padding:0 22px;background:var(--brand);color:#fff;font-size:15px;}
.btn-brand:hover{background:var(--brand-hover);color:#fff;box-shadow:0 8px 20px rgba(29,78,216,.22);}
.btn-brand:active{transform:scale(.98);}
.btn-ghost{height:44px;padding:0 22px;background:#fff;color:var(--brand);border-color:var(--brand);font-size:15px;}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-hover);border-color:var(--brand-hover);}
.btn-ghost:active{transform:scale(.98);}
.btn-soft{height:38px;padding:0 16px;background:var(--brand-soft);color:var(--brand);font-size:14px;}
.btn-soft:hover{background:#DCE6FF;color:var(--brand-hover);}
.btn-mini{height:32px;padding:0 14px;font-size:13px;background:var(--brand);color:#fff;}
.btn-mini:hover{background:var(--brand-hover);color:#fff;}
.nav-cta{height:38px;padding:0 18px;font-size:14px;}

/* ===== 通用 ===== */
.section{padding:72px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{
  font-size:28px;line-height:1.36;font-weight:700;letter-spacing:-.2px;color:var(--ink);
}
.section-head p{margin-top:12px;font-size:16px;color:var(--ink-2);line-height:1.78;max-width:740px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;color:var(--brand);background:var(--brand-soft);
  border:1px solid rgba(29,78,216,.18);border-radius:999px;
  padding:4px 12px;line-height:1.6;margin-bottom:16px;
}
.card-base{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card-base:hover{
  transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.3);
}
.tag{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:500;line-height:18px;
  padding:2px 10px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(29,78,216,.2);
}
.tag.teal{background:#E6F7F7;color:#0B7C7C;border-color:rgba(14,165,165,.24);}
.tag.gold{background:#FFF8E9;color:#9A6A08;border-color:rgba(232,167,42,.35);}
.tag.steel{background:#F1F4F9;color:var(--steel);border-color:rgba(91,100,112,.18);}
.rarity-badge{
  position:absolute;top:10px;left:10px;z-index:2;
  font-size:12px;font-weight:500;line-height:18px;
  padding:2px 10px;border-radius:999px;background:#fff;
  border:1px solid rgba(29,78,216,.25);color:var(--brand);
}
.rarity-badge.gold{border-color:rgba(232,167,42,.45);color:#9A6A08;background:#FFF8E9;}
.rarity-badge.purple{border-color:rgba(124,92,255,.4);color:#5B3BE0;background:#F4F1FF;}
.rarity-badge.teal{border-color:rgba(14,165,165,.4);color:#0B7C7C;background:#E9F8F8;}

/* ===== 分类标题带 ===== */
.cat-hero{
  position:relative;
  padding:40px 0 34px;
  background:
    radial-gradient(circle at 88% 8%, rgba(29,78,216,.07), transparent 46%),
    radial-gradient(circle at 6% 92%, rgba(14,165,165,.06), transparent 42%),
    linear-gradient(180deg,#FFFFFF 0%, #F4F7FD 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(29,78,216,.16) 1px, transparent 1px);
  background-size:22px 22px;opacity:.22;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:1;}
.breadcrumb-line{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--steel);margin-bottom:16px;flex-wrap:wrap;
}
.breadcrumb-line a{color:var(--steel);}
.breadcrumb-line a:hover{color:var(--brand);}
.breadcrumb-line i{font-size:11px;color:var(--gray);}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start;}
.cat-hero h1{
  font-size:36px;line-height:1.28;font-weight:700;letter-spacing:-.4px;color:var(--ink);
}
.cat-hero h1 em{font-style:normal;color:var(--brand);}
.cat-hero-desc{
  margin-top:16px;font-size:16px;line-height:1.85;color:var(--ink-2);
  max-width:680px;
}
.cat-tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.cat-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:22px 22px 20px;
}
.cat-side h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px;}
.cat-side ul li{
  display:flex;align-items:center;justify-content:space-between;
  font-size:14px;color:var(--ink-2);
  padding:9px 0;border-bottom:1px dashed var(--line);
}
.cat-side ul li:last-child{border-bottom:0;padding-bottom:0;}
.cat-side ul li span{font-variant-numeric:tabular-nums;color:var(--brand);font-weight:600;}

/* ===== 概览小看板 ===== */
.overview-bar{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
  margin-top:-26px;position:relative;z-index:3;
}
.ov-card{
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:14px 18px;min-height:84px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.ov-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.28);}
.ov-icon{
  width:40px;height:40px;border-radius:10px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:18px;
}
.ov-num{
  font-size:26px;font-weight:700;line-height:1.2;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.ov-num small{font-size:14px;font-weight:600;margin-left:2px;color:var(--brand);}
.ov-label{font-size:13px;color:var(--ink-2);line-height:1.6;}

/* ===== 筛选条 ===== */
.filter-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:14px 18px;margin-bottom:26px;
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  height:34px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  font-size:14px;font-weight:500;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(29,78,216,.28);}
.chip.active{background:var(--brand-soft);color:var(--brand);border-color:rgba(29,78,216,.4);font-weight:600;}
.filter-right{display:flex;align-items:center;gap:10px;}
.filter-right label{font-size:13px;color:var(--steel);white-space:nowrap;}
.sort-select{
  height:38px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:14px;padding:0 34px 0 14px;
  appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%235B6470' stroke-width='1.6' stroke-linecap='round' d='M1 1.5 6 6.5 11 1.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
  transition:border-color .18s ease, box-shadow .18s ease;
}
.sort-select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.12);}

/* ===== 条目栅格 ===== */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry-card{overflow:hidden;display:flex;flex-direction:column;}
.entry-card.featured{grid-column:span 2;}
.thumb{
  position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;
  border-radius:var(--r-lg) var(--r-lg) 0 0;background:#EDF1F7;
}
.entry-card.featured .thumb{aspect-ratio:16/7;}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.entry-card:hover .thumb img{transform:scale(1.03);}
.thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(17,24,39,.16),rgba(17,24,39,0) 48%);
  pointer-events:none;
}
.entry-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1;}
.entry-title{
  font-size:17px;line-height:1.55;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:52px;
}
.entry-card:hover .entry-title{color:var(--brand);}
.entry-desc{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-foot{
  margin-top:auto;padding-top:14px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
}
.entry-tags{display:flex;gap:6px;flex-wrap:wrap;}
.entry-date{font-size:12px;color:var(--gray);font-variant-numeric:tabular-nums;white-space:nowrap;}
.meter-line{margin-top:12px;}
.meter-line .meter-label{
  display:flex;justify-content:space-between;font-size:12px;color:var(--steel);margin-bottom:6px;
}
.meter-line .meter-label b{color:var(--brand);font-variant-numeric:tabular-nums;font-weight:600;}
.meter{height:6px;border-radius:999px;background:var(--track);overflow:hidden;}
.meter > i{display:block;height:100%;border-radius:999px;background:var(--ballistic);}
.meter.gold > i{background:var(--gold);}

/* 分页 */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:38px;}
.pager a,.pager span{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  transition:all .18s ease;
}
.pager a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.pager .current{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.more-line{display:flex;justify-content:center;margin-top:22px;}
.more-line a{font-size:14px;font-weight:600;border-bottom:2px solid rgba(29,78,216,.35);padding-bottom:2px;}

/* ===== 相关文章 ===== */
.related-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.related-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:14px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.related-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(29,78,216,.28);}
.related-item .rl-thumb{
  width:64px;height:64px;flex:none;border-radius:10px;overflow:hidden;background:#EDF1F7;
}
.related-item .rl-thumb img{width:100%;height:100%;object-fit:cover;}
.related-item h3{
  font-size:15px;line-height:1.6;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-item:hover h3{color:var(--brand);}
.related-item .rl-date{font-size:12px;color:var(--gray);margin-top:6px;font-variant-numeric:tabular-nums;}

/* ===== FAQ ===== */
.faq-wrap{max-width:880px;}
.accordion-item{
  background:#fff;border:1px solid var(--line) !important;
  border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  background:#fff;color:var(--ink);font-size:16px;font-weight:600;
  padding:18px 20px;line-height:1.6;box-shadow:none !important;
  border-radius:var(--r-md) !important;
}
.accordion-button:not(.collapsed){
  background:var(--brand-soft);color:var(--brand);
  border-left:3px solid var(--brand);
}
.accordion-button::after{
  background-image:none !important;
  content:"+";font-size:20px;font-weight:400;line-height:1;
  width:auto;height:auto;display:flex;align-items:center;justify-content:center;
  color:var(--brand);transform:none !important;transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{content:"−";}
.accordion-body{
  padding:4px 20px 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-2);
  border-left:3px solid transparent;
}
.accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{
  border-left:3px solid var(--brand);padding-left:17px;
}

/* ===== 栏目录音总览 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;}
.channel-item{
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 14px;transition:all .18s ease;
}
.channel-item:hover{border-color:rgba(29,78,216,.3);background:var(--brand-soft);transform:translateY(-2px);}
.channel-item i{font-size:16px;color:var(--brand);flex:none;}
.channel-item .ch-name{font-size:14px;font-weight:600;color:var(--ink);}
.channel-item .ch-count{font-size:12px;color:var(--gray);margin-left:auto;font-variant-numeric:tabular-nums;}
.channel-item.current{border-color:rgba(29,78,216,.45);background:var(--brand-soft);}

/* ===== 订阅条 ===== */
.subscribe-bar{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:16px 20px;
}
.subscribe-bar .sb-text{flex:1 1 260px;min-width:220px;}
.subscribe-bar .sb-text strong{display:block;font-size:16px;font-weight:600;color:var(--ink);}
.subscribe-bar .sb-text span{font-size:13px;color:var(--ink-2);}
.subscribe-form{display:flex;gap:10px;flex:1 1 320px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 200px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#FBFCFE;
  padding:0 14px;font-size:14px;color:var(--ink);outline:none;
  transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.subscribe-form input::placeholder{color:#9AA4B6;}
.subscribe-form input:focus{
  border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(29,78,216,.12);
}

/* ===== 页脚 ===== */
.site-footer{background:#F2F5FB;border-top:1px solid var(--line);padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{
  display:flex;align-items:center;gap:9px;
  font-size:17px;font-weight:700;color:var(--ink);margin-bottom:12px;
}
.footer-brand svg{width:24px;height:24px;color:var(--brand);flex:none;}
.footer-about{font-size:14px;line-height:1.85;color:var(--ink-2);max-width:380px;}
.footer-col h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px;}
.footer-col ul li{margin-bottom:9px;}
.footer-col ul li a{font-size:14px;color:var(--ink-2);}
.footer-col ul li a:hover{color:var(--brand);}
.footer-col p{font-size:14px;color:var(--ink-2);line-height:1.85;margin-bottom:8px;}
.footer-bottom{
  margin-top:44px;border-top:1px solid var(--line);
  padding:18px 0;display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:8px;font-size:13px;color:var(--steel);
}
.site-id{color:var(--steel);font-variant-numeric:tabular-nums;}

/* ===== 移动端抽屉 ===== */
.offcanvas{border-radius:0;width:300px;}
.offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
.offcanvas-body{padding:18px 20px 24px;display:flex;flex-direction:column;}
.m-drawer-links{display:flex;flex-direction:column;gap:2px;margin-bottom:auto;}
.m-drawer-links a{
  font-size:15px;color:var(--ink-2);padding:13px 4px;border-bottom:1px solid var(--line);
}
.m-drawer-links a:hover{color:var(--brand);}
.drawer-actions{display:flex;gap:10px;margin-top:24px;}
.drawer-actions .btn-ghost,.drawer-actions .btn-brand{flex:1;}

/* ===== 进入视口淡入 ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease;}
.reveal.visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .entry-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .channel-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .related-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
}
@media (max-width:991px){
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .cat-hero{padding:32px 0 26px;}
  .cat-hero-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
  .cat-hero h1{font-size:30px;}
  .overview-bar{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:0;padding-top:24px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .entry-card.featured{grid-column:span 2;}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .nav-inner{height:56px;}
  .cat-hero h1{font-size:26px;line-height:1.34;}
  .cat-hero-desc{font-size:15px;}
  .overview-bar{grid-template-columns:minmax(0,1fr);gap:12px;}
  .ov-card{min-height:auto;padding:14px 16px;}
  .entry-grid{grid-template-columns:minmax(0,1fr);gap:18px;}
  .entry-card.featured{grid-column:span 1;}
  .entry-card.featured .thumb{aspect-ratio:16/9;}
  .related-list{grid-template-columns:minmax(0,1fr);}
  .channel-grid{grid-template-columns:minmax(0,1fr);}
  .filter-bar{padding:14px;}
  .subscribe-bar{padding:16px;}
  .subscribe-form{width:100%;}
  .section-head h2{font-size:23px;}
}
@media (max-width:575px){
  .container,.container-lg,.container-xl{padding-left:16px;padding-right:16px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cat-side{padding:18px;}
  .cat-hero h1{font-size:23px;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}