/* roulang page: index */
:root{
  --mohui:#16202b;
  --zhuhong:#c8503c;
  --mibai:#f7f4ef;
  --yehei:#101820;
  --zhiwen:#1d2229;
  --ruanhui:#69737f;
  --bianxian:#e3ddd3;
  --yuanjiao:16px;
  --yinying:0 14px 34px rgba(22,32,43,.10);
  --jvli:clamp(22px,4.2vw,46px);
}
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  background:var(--mibai);
  color:var(--zhiwen);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;line-height:1.35}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
input,button{font:inherit}
:focus-visible{outline:3px solid rgba(200,80,60,.55);outline-offset:3px}

.lefs-wrap{width:min(1180px,92vw);margin:0 auto}

/* 顶栏 */
.lefs-topbar{
  position:sticky;top:0;z-index:30;
  background:rgba(247,244,239,.94);
  border-bottom:1px solid var(--bianxian);
  backdrop-filter:blur(10px);
}
.lefs-topbar-in{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;padding:9px 0;min-height:68px;
}
.lefs-brand{display:flex;align-items:center;gap:11px;min-height:44px}
.lefs-brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(145deg,var(--mohui),var(--zhuhong));
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px;
}
.lefs-brand-txt{font-weight:700;font-size:17px;letter-spacing:.02em;color:var(--mohui)}
.lefs-nav{display:flex;gap:3px;overflow-x:auto;max-width:100%;scrollbar-width:none}
.lefs-nav::-webkit-scrollbar{display:none}
.lefs-nav a{
  display:inline-flex;align-items:center;min-height:44px;padding:0 14px;
  border-radius:999px;font-size:15px;color:#3b444f;white-space:nowrap;
  transition:background .2s,color .2s;
}
.lefs-nav a:hover{background:#ede7dc;color:var(--mohui)}
.lefs-nav a.lefs-on{background:var(--mohui);color:#fff}

/* 首屏 */
.lefs-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--yehei);color:#f4f0e9}
.lefs-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;z-index:-2}
.lefs-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,16,22,.52) 0%,rgba(10,16,22,.86) 100%);
}
.lefs-hero-in{max-width:840px;padding:clamp(54px,8vw,104px) 0 clamp(46px,6.5vw,84px)}
.lefs-kicker{
  display:inline-block;margin:0 0 16px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);
  font-size:13.5px;letter-spacing:.06em;color:#f0e9df;
}
.lefs-hero h1{font-size:clamp(30px,5.2vw,52px);letter-spacing:.01em;font-weight:800}
.lefs-hero h1 em{font-style:normal;color:#f0a08a}
.lefs-hero-sub{margin-top:14px;font-size:clamp(16px,2.2vw,20px);color:#e6ded3;font-weight:500}
.lefs-hero-lead{margin-top:16px;font-size:15.5px;line-height:1.85;color:#c9c3ba;max-width:720px}
.lefs-hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.lefs-hero-note{margin-top:20px;font-size:13.5px;color:#a9a29a;letter-spacing:.02em}

.lefs-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 28px;border-radius:999px;
  font-size:16px;font-weight:600;border:1px solid transparent;
  transition:transform .22s,box-shadow .22s,background .22s;
}
.lefs-btn-main{background:var(--zhuhong);color:#fff;box-shadow:0 10px 24px rgba(200,80,60,.34)}
.lefs-btn-main:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(200,80,60,.42)}
.lefs-btn-ghost{border-color:rgba(255,255,255,.48);color:#fff}
.lefs-btn-ghost:hover{background:rgba(255,255,255,.13)}

/* 板块骨架 */
.lefs-sec{padding:var(--jvli) 0}
.lefs-alt{background:#fffdf9;border-top:1px solid var(--bianxian);border-bottom:1px solid var(--bianxian)}
.lefs-sec-h{font-size:clamp(20px,2.8vw,28px);font-weight:750;letter-spacing:.01em;color:var(--mohui)}
.lefs-sec-h em{font-style:normal;color:var(--zhuhong)}
.lefs-sec-p{margin:12px 0 26px;max-width:800px;font-size:15.5px;color:var(--ruanhui)}

/* 价值点 */
.lefs-values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lefs-value{
  background:#fff;border:1px solid var(--bianxian);border-left:3px solid var(--zhuhong);
  border-radius:14px;padding:20px 22px;
}
.lefs-value h3{font-size:16.5px;color:var(--mohui);margin-bottom:8px}
.lefs-value p{font-size:14.5px;color:#505a65}

/* 分类频道 */
.lefs-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.lefs-cat{
  background:#fff;border:1px solid var(--bianxian);border-radius:var(--yuanjiao);
  padding:20px 22px;transition:transform .22s,box-shadow .22s;
}
.lefs-cat:hover{transform:translateY(-3px);box-shadow:var(--yinying)}
.lefs-cat b{display:block;font-size:17px;color:var(--mohui);margin-bottom:7px}
.lefs-cat span{display:block;font-size:14.5px;color:var(--ruanhui);line-height:1.66}

/* 卡片网格 */
.lefs-g6{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.lefs-g3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lefs-card{
  background:#fff;border:1px solid var(--bianxian);border-radius:var(--yuanjiao);
  overflow:hidden;transition:transform .24s,box-shadow .24s;
}
.lefs-card:hover{transform:translateY(-4px);box-shadow:var(--yinying)}
.lefs-card a{display:flex;flex-direction:column;height:100%}
.lefs-cover{position:relative;display:block;aspect-ratio:3/4;overflow:hidden;background:#e7e1d7}
.lefs-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.lefs-card:hover .lefs-cover img{transform:scale(1.06)}
.lefs-badge{
  position:absolute;left:8px;top:8px;padding:3px 9px;border-radius:999px;
  background:rgba(22,32,43,.84);color:#fff;font-size:12px;letter-spacing:.02em;
}
.lefs-score{
  position:absolute;right:8px;bottom:8px;padding:3px 8px;border-radius:8px;
  background:var(--zhuhong);color:#fff;font-size:12.5px;font-weight:700;
}
.lefs-card-body{display:block;padding:12px 13px 15px}
.lefs-card-name{display:block;font-size:15px;font-weight:600;color:var(--mohui);line-height:1.45}
.lefs-card-meta{display:block;margin-top:5px;font-size:13px;color:var(--ruanhui)}
.lefs-card-say{display:block;margin-top:7px;font-size:13.5px;color:#505a65;line-height:1.62}

/* 规格表 */
.lefs-table{
  width:100%;border-collapse:collapse;background:#fff;
  border:1px solid var(--bianxian);border-radius:var(--yuanjiao);
  overflow:hidden;font-size:14.5px;
}
.lefs-table th,.lefs-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--bianxian)}
.lefs-table thead th{background:#efe9df;color:var(--mohui);font-weight:650;white-space:nowrap}
.lefs-table tbody tr:last-child td{border-bottom:0}
.lefs-table tbody tr:hover{background:#fbf7f1}

/* 排行榜 */
.lefs-rank{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 24px}
.lefs-rank li{
  display:flex;align-items:center;gap:12px;min-height:56px;
  background:#fff;border:1px solid var(--bianxian);border-radius:14px;padding:10px 16px;
}
.lefs-rk-no{flex:0 0 auto;width:26px;font-weight:800;font-size:16px;color:var(--zhuhong)}
.lefs-rk-name{flex:1;min-width:0;font-weight:600;font-size:15px;color:var(--mohui);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lefs-tag{flex:0 0 auto;padding:3px 9px;border-radius:999px;background:#efe9df;color:#5c6672;font-size:12px}
.lefs-rk-sc{flex:0 0 auto;font-size:14px;font-weight:700;color:var(--zhuhong)}

/* 推荐清单 */
.lefs-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.lefs-list li{
  display:flex;gap:16px;justify-content:space-between;align-items:flex-start;
  background:#fff;border:1px solid var(--bianxian);border-radius:14px;padding:16px 18px;
}
.lefs-list b{display:block;font-size:15.5px;color:var(--mohui)}
.lefs-list span{display:block;margin-top:5px;font-size:13.5px;color:var(--ruanhui);line-height:1.6}
.lefs-list em{flex:0 0 auto;font-style:normal;font-size:12.5px;color:var(--zhuhong);padding-top:2px}

/* 年代分组 */
.lefs-era{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lefs-era-col{background:#fff;border:1px solid var(--bianxian);border-radius:var(--yuanjiao);padding:20px 22px}
.lefs-era-col h3{font-size:16px;color:var(--mohui);margin-bottom:12px}
.lefs-era-col li{font-size:14.5px;color:#3b444f;padding:7px 0;border-bottom:1px dashed var(--bianxian)}
.lefs-era-col li:last-child{border-bottom:0}

/* 资讯 */
.lefs-news{border-top:1px solid var(--bianxian)}
.lefs-news li{display:flex;gap:16px;align-items:baseline;padding:15px 2px;border-bottom:1px solid var(--bianxian)}
.lefs-news time{flex:0 0 auto;min-width:76px;font-size:13.5px;color:var(--zhuhong)}
.lefs-news p{font-size:15.5px;color:#2b333c}

/* 问答 */
.lefs-faq{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.lefs-faq-item{background:#fff;border:1px solid var(--bianxian);border-radius:var(--yuanjiao);padding:20px 22px}
.lefs-faq-item h3{font-size:16px;color:var(--mohui);margin-bottom:9px}
.lefs-faq-item p{font-size:14.5px;color:#4a545f;line-height:1.72}

/* 订阅收口 */
.lefs-sub{
  background:var(--mohui);color:#f2eee7;border-radius:20px;
  padding:clamp(26px,4vw,46px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;
}
.lefs-sub h2{font-size:clamp(19px,2.6vw,26px);color:#fff}
.lefs-sub p{margin-top:12px;font-size:14.5px;color:#b9c1c9;line-height:1.75}
.lefs-form{display:flex;gap:10px;flex-wrap:wrap}
.lefs-form input{
  flex:1 1 200px;min-width:0;min-height:48px;border-radius:999px;
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);
  color:#fff;padding:0 18px;font-size:15px;
}
.lefs-form input::placeholder{color:rgba(255,255,255,.62)}
.lefs-form button{
  min-height:48px;padding:0 26px;border:0;border-radius:999px;cursor:pointer;
  background:var(--zhuhong);color:#fff;font-size:15.5px;font-weight:600;
  transition:transform .2s,box-shadow .2s;
}
.lefs-form button:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(200,80,60,.4)}

/* 页脚 */
.lefs-foot{background:var(--yehei);color:#b9c1c9;margin-top:var(--jvli);padding-top:var(--jvli)}
.lefs-foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px;padding-bottom:34px}
.lefs-foot h3{font-size:15px;color:#fff;margin-bottom:13px}
.lefs-foot li{font-size:14px;padding:4px 0}
.lefs-foot li a:hover{color:#fff}
.lefs-foot-about{font-size:14px;line-height:1.78;color:#9aa4ae;max-width:320px}
.lefs-copy{
  border-top:1px solid rgba(255,255,255,.1);padding:16px 0 22px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8d97a1;
}

@media (max-width:1024px){
  .lefs-g6{grid-template-columns:repeat(4,1fr)}
  .lefs-g3{grid-template-columns:repeat(3,1fr)}
  .lefs-cats{grid-template-columns:repeat(2,1fr)}
  .lefs-values{grid-template-columns:1fr}
  .lefs-faq{grid-template-columns:1fr}
  .lefs-sub{grid-template-columns:1fr}
  .lefs-foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .lefs-topbar-in{min-height:auto;padding:8px 0 10px}
  .lefs-nav{width:100%}
  .lefs-hero-in{padding:54px 0 52px}
  .lefs-g6{grid-template-columns:repeat(3,1fr)}
  .lefs-g3{grid-template-columns:repeat(2,1fr)}
  .lefs-rank{grid-template-columns:1fr}
  .lefs-list{grid-template-columns:1fr}
  .lefs-era{grid-template-columns:1fr}
  .lefs-table{font-size:13.5px}
  .lefs-table th,.lefs-table td{padding:11px 12px}
}
@media (max-width:520px){
  .lefs-g6{grid-template-columns:repeat(2,1fr);gap:14px}
  .lefs-g3{grid-template-columns:1fr}
  .lefs-cats{grid-template-columns:1fr}
  .lefs-hero-btns{flex-direction:column;align-items:stretch}
  .lefs-btn{width:100%}
  .lefs-news li{gap:12px}
  .lefs-news time{min-width:64px;font-size:13px}
  .lefs-foot-grid{grid-template-columns:1fr}
  .lefs-copy{flex-direction:column;gap:6px}
}