/* roulang page: index */
:root{
  --hull:#0b0f15;
  --hull2:#0f1520;
  --paper:#141c27;
  --paper2:#1b2534;
  --ink:#eef3f9;
  --dim:#94a3b6;
  --line:#232f3e;
  --flame:#ff7a45;
  --mint:#3fd6b0;
  --rad:14px;
  --shd:0 12px 32px rgba(0,0,0,.4);
  --pad:clamp(48px,6vw,84px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--hull);color:var(--ink);font:16px/1.7 "PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.3;font-weight:800}
.ydkksbuv-wrap{width:min(1180px,92%);margin:0 auto}

/* 顶栏 */
.ydkksbuv-head{position:sticky;top:0;z-index:30;background:rgba(11,15,21,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.ydkksbuv-headin{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px}
.ydkksbuv-logo{display:inline-flex;align-items:center;gap:10px;font-weight:800}
.ydkksbuv-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--flame),#ff4d6d);color:#fff;font-size:15px}
.ydkksbuv-name{font-size:17px;letter-spacing:.4px}
.ydkksbuv-nav{display:flex;gap:2px}
.ydkksbuv-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 13px;border-radius:10px;font-size:14.5px;color:var(--dim);transition:background .2s,color .2s}
.ydkksbuv-nav a:hover,.ydkksbuv-nav a.ydkksbuv-on{color:var(--ink);background:var(--paper2)}

/* 首屏 */
.ydkksbuv-hero{position:relative;overflow:hidden;display:flex;align-items:center;min-height:clamp(460px,72vh,640px);border-bottom:1px solid var(--line)}
.ydkksbuv-heroimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.ydkksbuv-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,12,18,.96) 10%,rgba(8,12,18,.74) 48%,rgba(8,12,18,.42) 100%)}
.ydkksbuv-heroin{position:relative;z-index:2;padding:clamp(48px,7vw,92px) 0;max-width:760px}
.ydkksbuv-kicker{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:1px solid rgba(255,122,69,.45);border-radius:999px;color:#ffb392;font-size:13px;letter-spacing:1px;margin-bottom:18px}
.ydkksbuv-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--flame)}
.ydkksbuv-h1{font-size:clamp(32px,5.4vw,56px);letter-spacing:-.5px}
.ydkksbuv-sub{margin-top:14px;font-size:clamp(17px,2vw,21px);font-weight:700;color:#ffcbb2}
.ydkksbuv-lead{margin-top:16px;max-width:640px;color:#c6d1de;font-size:15px;line-height:1.9}
.ydkksbuv-timer{display:inline-flex;align-items:center;gap:12px;margin-top:24px;padding:9px 16px;border-radius:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13)}
.ydkksbuv-timerlab{font-size:13px;color:#c6d1de}
.ydkksbuv-count{font-size:16px;font-weight:800;color:var(--mint);letter-spacing:1px;font-variant-numeric:tabular-nums}
.ydkksbuv-herobtns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.ydkksbuv-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:12px;font-size:15px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}
.ydkksbuv-btn-main{background:linear-gradient(135deg,var(--flame),#ff5f6d);color:#fff;box-shadow:0 10px 24px rgba(255,90,80,.28)}
.ydkksbuv-btn-main:hover{transform:translateY(-2px)}
.ydkksbuv-btn-ghost{border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.05);color:#e8eff7}
.ydkksbuv-btn-ghost:hover{background:rgba(255,255,255,.13)}
.ydkksbuv-btn:focus-visible,.ydkksbuv-nav a:focus-visible{outline:2px solid var(--mint);outline-offset:2px}

/* 板块通用 */
.ydkksbuv-sec{padding:var(--pad) 0;border-bottom:1px solid rgba(35,47,62,.65)}
.ydkksbuv-alt{background:var(--hull2)}
.ydkksbuv-sechead{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:30px}
.ydkksbuv-sechead h2{font-size:clamp(22px,3vw,30px);letter-spacing:-.3px;position:relative;padding-left:16px}
.ydkksbuv-sechead h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:linear-gradient(180deg,var(--flame),var(--mint))}
.ydkksbuv-sechead p{color:var(--dim);font-size:14px;max-width:600px;margin-top:10px;line-height:1.85}

/* 分类频道 */
.ydkksbuv-cats{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.ydkksbuv-cats li{padding:20px 18px;border-radius:var(--rad);background:var(--paper);border:1px solid var(--line);transition:transform .2s,border-color .2s}
.ydkksbuv-cats li:hover{transform:translateY(-3px);border-color:rgba(255,122,69,.5)}
.ydkksbuv-catname{display:block;font-size:16px;font-weight:800;color:var(--ink)}
.ydkksbuv-cats p{margin-top:8px;color:var(--dim);font-size:14px;line-height:1.75}

/* 卡片网格 */
.ydkksbuv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ydkksbuv-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;transition:transform .24s,box-shadow .24s,border-color .24s}
.ydkksbuv-card:hover{transform:translateY(-4px);box-shadow:var(--shd);border-color:rgba(63,214,176,.35)}
.ydkksbuv-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper2)}
.ydkksbuv-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.ydkksbuv-card:hover .ydkksbuv-thumb img{transform:scale(1.06)}
.ydkksbuv-tag{position:absolute;top:10px;left:10px;padding:4px 10px;border-radius:8px;background:rgba(9,13,19,.8);color:#ffd0b8;font-size:12px;font-weight:700}
.ydkksbuv-score{position:absolute;top:10px;right:10px;padding:4px 10px;border-radius:8px;background:rgba(63,214,176,.92);color:#06231d;font-size:12px;font-weight:800}
.ydkksbuv-body{padding:16px 16px 18px}
.ydkksbuv-body h3{font-size:16px;margin-bottom:6px}
.ydkksbuv-body p{color:var(--dim);font-size:14px;line-height:1.75}

/* 类型专区 */
.ydkksbuv-zones{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ydkksbuv-zone{padding:22px 20px;border-radius:var(--rad);background:var(--paper);border:1px solid var(--line)}
.ydkksbuv-zone h3{font-size:16px;color:var(--mint)}
.ydkksbuv-zone p{margin-top:8px;color:var(--dim);font-size:14px;line-height:1.7}
.ydkksbuv-zone ul{margin-top:14px;display:grid;gap:9px;border-top:1px dashed var(--line);padding-top:14px}
.ydkksbuv-zone li{position:relative;padding-left:15px;font-size:14.5px;color:#cdd7e2}
.ydkksbuv-zone li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--flame)}

/* 排行榜 */
.ydkksbuv-rank{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 22px}
.ydkksbuv-rank li{display:flex;align-items:center;gap:14px;padding:13px 16px;border-radius:12px;background:var(--paper);border:1px solid var(--line);transition:border-color .2s}
.ydkksbuv-rank li:hover{border-color:rgba(63,214,176,.4)}
.ydkksbuv-no{flex:0 0 30px;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:13px;font-weight:800;background:var(--paper2);color:var(--dim)}
.ydkksbuv-rank li:nth-child(-n+3) .ydkksbuv-no{background:linear-gradient(135deg,var(--flame),#ff5f6d);color:#fff}
.ydkksbuv-rt{font-size:15px;font-weight:700}
.ydkksbuv-rm{margin-left:auto;font-size:13px;color:var(--dim);text-align:right}

/* 高分好评 */
.ydkksbuv-good{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.ydkksbuv-good article{padding:20px 22px;border-radius:var(--rad);background:var(--paper);border:1px solid var(--line);display:flex;gap:16px;align-items:flex-start}
.ydkksbuv-good h3{font-size:16px}
.ydkksbuv-good p{margin-top:6px;color:var(--dim);font-size:14px;line-height:1.75}
.ydkksbuv-mark2{flex:0 0 52px;width:52px;height:52px;border-radius:12px;display:grid;place-items:center;background:var(--paper2);color:var(--mint);font-size:16px;font-weight:800}

/* 影讯 */
.ydkksbuv-news{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.ydkksbuv-news article{display:flex;gap:14px;padding:14px;border-radius:var(--rad);background:var(--paper);border:1px solid var(--line);transition:border-color .2s}
.ydkksbuv-news article:hover{border-color:rgba(255,122,69,.42)}
.ydkksbuv-news img{flex:0 0 122px;width:122px;height:86px;object-fit:cover;border-radius:10px}
.ydkksbuv-news h3{font-size:15px;line-height:1.6}
.ydkksbuv-when{display:inline-block;margin-top:8px;padding:2px 10px;border-radius:999px;background:var(--paper2);color:#ffc3a4;font-size:12px;font-weight:700}

/* 主题片单 */
.ydkksbuv-spots{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ydkksbuv-spot{position:relative;display:flex;align-items:flex-end;min-height:250px;border-radius:var(--rad);overflow:hidden;border:1px solid var(--line)}
.ydkksbuv-spot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s}
.ydkksbuv-spot:hover img{transform:scale(1.06)}
.ydkksbuv-spotin{position:relative;width:100%;padding:22px 20px;background:linear-gradient(transparent,rgba(7,11,17,.94))}
.ydkksbuv-spotin h3{font-size:17px}
.ydkksbuv-spotin p{margin-top:7px;color:#c2cddb;font-size:14px;line-height:1.7}

/* 收口 */
.ydkksbuv-cta{padding:var(--pad) 0;background:linear-gradient(125deg,#12202b 0%,#1a1220 100%)}
.ydkksbuv-ctabox{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.ydkksbuv-ctabox h2{font-size:clamp(21px,3vw,28px)}
.ydkksbuv-ctabox p{margin-top:12px;max-width:640px;color:#c3ceda;font-size:15px;line-height:1.85}

/* 页脚 */
.ydkksbuv-foot{background:#080b10;border-top:1px solid var(--line);padding:52px 0 0}
.ydkksbuv-fgrid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:30px;padding-bottom:36px}
.ydkksbuv-fgrid h4{font-size:14px;margin-bottom:14px;letter-spacing:.5px}
.ydkksbuv-fgrid p,.ydkksbuv-fgrid li{color:var(--dim);font-size:14px;line-height:1.9}
.ydkksbuv-fgrid a:hover{color:var(--flame)}
.ydkksbuv-copy{border-top:1px solid var(--line);padding:18px 0;text-align:center;font-size:13px;color:#7c8899}

@media(max-width:1024px){
  .ydkksbuv-grid,.ydkksbuv-spots{grid-template-columns:repeat(2,1fr)}
  .ydkksbuv-cats{grid-template-columns:repeat(3,1fr)}
  .ydkksbuv-zones{grid-template-columns:repeat(2,1fr)}
  .ydkksbuv-fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .ydkksbuv-headin{flex-wrap:wrap;padding:10px 0;gap:8px}
  .ydkksbuv-nav{width:100%;overflow-x:auto;scrollbar-width:none}
  .ydkksbuv-nav::-webkit-scrollbar{display:none}
  .ydkksbuv-nav a{white-space:nowrap;padding:0 12px}
  .ydkksbuv-rank,.ydkksbuv-good,.ydkksbuv-news{grid-template-columns:1fr}
  .ydkksbuv-lead{font-size:15px}
  .ydkksbuv-ctabox{flex-direction:column;align-items:flex-start}
}
@media(max-width:520px){
  .ydkksbuv-grid,.ydkksbuv-spots,.ydkksbuv-cats,.ydkksbuv-zones,.ydkksbuv-fgrid{grid-template-columns:1fr}
  .ydkksbuv-hero{min-height:0}
  .ydkksbuv-heroin{padding:52px 0}
  .ydkksbuv-news img{flex:0 0 96px;width:96px;height:70px}
  .ydkksbuv-btn{width:100%}
  .ydkksbuv-herobtns{width:100%}
  .ydkksbuv-good article{flex-direction:row;gap:12px;padding:18px}
}