/* roulang page: index */
:root{
  --nc1:#6b7cff;
  --nc2:#ffc46b;
  --nb:#0b1020;
  --nk:#111726;
  --nm:#6d7588;
  --nl:#e4e8f2;
  --nr:16px;
  --nsh:0 12px 32px rgba(17,23,38,.12);
  --ng:28px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:#f5f7fc;
  color:var(--nk);
  font:400 15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit}
.plbfiax-wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 18px}

/* 顶栏 */
.plbfiax-top{
  position:sticky;top:0;z-index:30;
  background:rgba(11,16,32,.94);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(10px);
}
.plbfiax-top-in{display:flex;align-items:center;gap:12px;min-height:62px}
.plbfiax-brand{display:flex;align-items:center;gap:10px;min-height:44px;color:#fff;font-weight:700}
.plbfiax-mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--nc1),#9a6bff);
  font-size:15px;color:#fff;
}
.plbfiax-bname{font-size:15px;letter-spacing:.4px;white-space:nowrap}
.plbfiax-nav{margin-left:auto;display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.plbfiax-nav::-webkit-scrollbar{display:none}
.plbfiax-nav a{
  display:flex;align-items:center;min-height:44px;padding:0 12px;
  border-radius:10px;font-size:14px;color:rgba(255,255,255,.72);
  white-space:nowrap;transition:color .2s,background .2s;
}
.plbfiax-nav a:hover,.plbfiax-nav a:focus-visible{color:#fff;background:rgba(255,255,255,.1);outline:none}

/* 首屏 */
.plbfiax-hero{position:relative;overflow:hidden;background:var(--nb);color:#fff}
.plbfiax-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4}
.plbfiax-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,16,32,.55) 0%,rgba(11,16,32,.9) 70%,rgba(11,16,32,.98) 100%);
}
.plbfiax-hero-in{position:relative;z-index:2;max-width:820px;margin:0 auto;padding:52px 18px 60px;text-align:center}
.plbfiax-kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;margin-bottom:18px;border-radius:999px;
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.06);
  font-size:13px;color:#e7ecff;
}
.plbfiax-h1{font-size:clamp(26px,7vw,40px);line-height:1.25;font-weight:800;letter-spacing:1px}
.plbfiax-h1 em{font-style:normal;color:var(--nc2)}
.plbfiax-hero-sub{margin-top:14px;font-size:15px;color:rgba(255,255,255,.84)}
.plbfiax-hero-p{margin-top:16px;font-size:14.5px;line-height:1.95;color:rgba(255,255,255,.72);text-align:left}
.plbfiax-find{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:24px}
.plbfiax-find input{
  flex:1 1 220px;min-width:0;height:48px;padding:0 16px;
  border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.1);color:#fff;font-size:15px;
}
.plbfiax-find input::placeholder{color:rgba(255,255,255,.55)}
.plbfiax-find input:focus{outline:2px solid var(--nc2);outline-offset:1px}
.plbfiax-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 26px;border:0;border-radius:12px;
  background:linear-gradient(135deg,var(--nc1),#8f6bff);
  color:#fff;font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .18s,box-shadow .18s;
}
.plbfiax-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(107,124,255,.42)}
.plbfiax-btn:focus-visible{outline:2px solid var(--nc2);outline-offset:2px}
.plbfiax-btn--ghost{background:transparent;border:1px solid rgba(255,255,255,.36)}
.plbfiax-btn--ghost:hover{background:rgba(255,255,255,.12);box-shadow:none}
.plbfiax-hero-acts{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:18px}

/* 板块 */
.plbfiax-sec{padding:44px 0}
.plbfiax-sec--alt{background:#fff}
.plbfiax-head{max-width:740px;margin-bottom:24px}
.plbfiax-head h2{font-size:22px;line-height:1.4;font-weight:800;letter-spacing:.4px}
.plbfiax-head p{margin-top:10px;font-size:14.5px;line-height:1.9;color:var(--nm)}

/* 快速了解 */
.plbfiax-facts{display:grid;gap:12px;grid-template-columns:1fr;margin-top:22px}
.plbfiax-facts li{
  padding:14px 16px;border:1px solid var(--nl);border-radius:14px;background:#fff;
}
.plbfiax-facts b{display:block;font-size:14.5px;margin-bottom:4px}
.plbfiax-facts span{font-size:13.5px;color:var(--nm);line-height:1.8}

/* 亮点 */
.plbfiax-pillars{display:grid;gap:14px;grid-template-columns:1fr}
.plbfiax-pillars li{
  padding:18px;border-radius:14px;background:#fff;border:1px solid var(--nl);
  box-shadow:0 2px 10px rgba(17,23,38,.04);
  transition:transform .18s,box-shadow .18s;
}
.plbfiax-pillars li:hover{transform:translateY(-3px);box-shadow:var(--nsh)}
.plbfiax-pillars h3{font-size:15.5px;font-weight:700;margin-bottom:6px}
.plbfiax-pillars p{font-size:13.5px;color:var(--nm);line-height:1.85}

/* 卡片 */
.plbfiax-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
.plbfiax-grid--three{grid-template-columns:1fr}
.plbfiax-card{
  background:#fff;border:1px solid var(--nl);border-radius:var(--nr);
  overflow:hidden;box-shadow:0 2px 10px rgba(17,23,38,.04);
  transition:transform .18s,box-shadow .18s;
}
.plbfiax-card:hover{transform:translateY(-3px);box-shadow:var(--nsh)}
.plbfiax-thumb{position:relative;aspect-ratio:3/4;overflow:hidden;background:#dde2ee}
.plbfiax-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.plbfiax-card:hover .plbfiax-thumb img{transform:scale(1.05)}
.plbfiax-tag{
  position:absolute;left:8px;top:8px;padding:2px 8px;border-radius:999px;
  font-size:11px;font-weight:600;color:#fff;background:rgba(11,16,32,.72);
  backdrop-filter:blur(4px);
}
.plbfiax-score{
  position:absolute;right:8px;bottom:8px;padding:2px 8px;border-radius:8px;
  font-size:12px;font-weight:700;color:#3a2600;background:rgba(255,196,107,.94);
}
.plbfiax-card-b{padding:10px 12px 14px}
.plbfiax-card-b h3{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.plbfiax-card-b span{display:block;margin-top:4px;font-size:12.5px;color:var(--nm)}

/* 分类频道 */
.plbfiax-cats{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-cats li{
  padding:16px 18px;border:1px solid var(--nl);border-radius:14px;background:#fff;
}
.plbfiax-cats h3{font-size:15.5px;font-weight:700;margin-bottom:6px}
.plbfiax-cats p{font-size:13.5px;line-height:1.85;color:var(--nm)}

/* 好评点评 */
.plbfiax-notes{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-notes li{
  padding:16px 18px;border-left:3px solid var(--nc1);border-radius:0 14px 14px 0;
  background:#fff;border-top:1px solid var(--nl);border-right:1px solid var(--nl);border-bottom:1px solid var(--nl);
}
.plbfiax-notes h3{font-size:15px;font-weight:700;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.plbfiax-rate{
  display:inline-block;padding:1px 8px;border-radius:8px;
  font-size:12px;font-weight:700;color:#8a5a00;background:#fff1d6;
}
.plbfiax-notes p{margin-top:8px;font-size:13.5px;line-height:1.85;color:var(--nm)}

/* 榜单 */
.plbfiax-rank{display:grid;gap:10px;grid-template-columns:1fr}
.plbfiax-rank li{
  display:flex;align-items:center;gap:12px;
  padding:11px 14px;border:1px solid var(--nl);border-radius:12px;background:#fff;
}
.plbfiax-rank .n{
  width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;
  border-radius:9px;background:#eef1fb;color:#4a5bd6;font-size:14px;font-weight:700;
}
.plbfiax-rank li:nth-child(-n+3) .n{background:linear-gradient(135deg,var(--nc1),#8f6bff);color:#fff}
.plbfiax-rank .t{font-size:14.5px;font-weight:600}
.plbfiax-rank .c{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--nm)}
.plbfiax-rank .c b{color:#c8892a}
.plbfiax-pill{
  padding:1px 8px;border-radius:999px;font-size:11.5px;
  color:#4a5bd6;background:#eef1fb;
}

/* 私藏清单 */
.plbfiax-picks{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-picks li{
  padding:14px 16px;border-radius:12px;background:#fff;border:1px solid var(--nl);
}
.plbfiax-picks .row{display:flex;align-items:center;gap:10px}
.plbfiax-picks .row h3{font-size:14.5px;font-weight:700}
.plbfiax-picks p{margin-top:6px;font-size:13.5px;line-height:1.8;color:var(--nm)}

/* 资讯 */
.plbfiax-news{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-news li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 16px;border-bottom:1px dashed var(--nl);
}
.plbfiax-news li:last-child{border-bottom:0}
.plbfiax-ndate{
  flex:0 0 auto;padding:2px 10px;border-radius:999px;
  font-size:12px;font-weight:600;color:#3b56c4;background:#eaf0ff;
}
.plbfiax-news h3{font-size:14.5px;font-weight:700;line-height:1.6}
.plbfiax-news p{margin-top:5px;font-size:13.5px;line-height:1.8;color:var(--nm)}

/* 口碑 */
.plbfiax-voices{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-voices blockquote{
  margin:0;padding:18px;border-radius:14px;background:#fff;border:1px solid var(--nl);
}
.plbfiax-voices p{font-size:13.5px;line-height:1.9;color:#39415a}
.plbfiax-voices cite{
  display:block;margin-top:12px;font-style:normal;font-size:12.5px;color:var(--nm);font-weight:600;
}

/* 问答 */
.plbfiax-faq{display:grid;gap:12px;grid-template-columns:1fr}
.plbfiax-faq li{padding:16px 18px;border-radius:14px;background:#fff;border:1px solid var(--nl)}
.plbfiax-faq h3{font-size:15px;font-weight:700}
.plbfiax-faq p{margin-top:8px;font-size:13.5px;line-height:1.9;color:var(--nm)}

/* 收口 */
.plbfiax-cta{
  padding:48px 0;color:#fff;
  background:linear-gradient(135deg,#151c34,#26305c 60%,#3b2f70);
  text-align:center;
}
.plbfiax-cta h2{font-size:23px;font-weight:800;letter-spacing:.5px}
.plbfiax-cta p{max-width:560px;margin:12px auto 0;font-size:14.5px;line-height:1.95;color:rgba(255,255,255,.75)}
.plbfiax-cta .plbfiax-btn{margin-top:22px}

/* 页脚 */
.plbfiax-foot{background:var(--nb);color:rgba(255,255,255,.68);padding-top:40px}
.plbfiax-foot-grid{display:grid;gap:24px;grid-template-columns:1fr}
.plbfiax-foot h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:10px}
.plbfiax-foot p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6)}
.plbfiax-foot a{
  display:inline-flex;align-items:center;min-height:32px;
  font-size:13.5px;color:rgba(255,255,255,.66);transition:color .2s;
}
.plbfiax-foot a:hover{color:#fff}
.plbfiax-foot .plbfiax-flist li{line-height:1.6}
.plbfiax-copy{
  margin-top:26px;padding:16px 0 22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.45);
}

@media (min-width:520px){
  .plbfiax-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .plbfiax-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}
  .plbfiax-facts{grid-template-columns:repeat(3,1fr)}
  .plbfiax-pillars{grid-template-columns:repeat(2,1fr)}
  .plbfiax-cats{grid-template-columns:repeat(2,1fr)}
  .plbfiax-notes{grid-template-columns:repeat(3,1fr)}
  .plbfiax-picks{grid-template-columns:repeat(2,1fr)}
  .plbfiax-news{grid-template-columns:repeat(2,1fr)}
  .plbfiax-news li{border-bottom:0;background:#fff;border:1px solid var(--nl);border-radius:12px}
  .plbfiax-faq{grid-template-columns:repeat(2,1fr)}
  .plbfiax-voices{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:768px){
  .plbfiax-sec{padding:64px 0}
  .plbfiax-head h2{font-size:25px}
  .plbfiax-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
  .plbfiax-pillars{grid-template-columns:repeat(4,1fr)}
  .plbfiax-cats{grid-template-columns:repeat(3,1fr)}
  .plbfiax-rank{grid-template-columns:repeat(2,1fr)}
  .plbfiax-picks{grid-template-columns:repeat(3,1fr)}
  .plbfiax-news{grid-template-columns:repeat(2,1fr)}
  .plbfiax-foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}
  .plbfiax-hero-in{padding:72px 18px 84px}
}
@media (min-width:1024px){
  .plbfiax-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .plbfiax-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}
  .plbfiax-cats{grid-template-columns:repeat(3,1fr)}
  .plbfiax-h1{letter-spacing:2px}
  .plbfiax-hero-p{font-size:15px}
}
@media (max-width:519px){
  .plbfiax-bname{display:none}
  .plbfiax-card-b h3{font-size:13.5px}
  .plbfiax-cta h2{font-size:20px}
}