/* roulang page: index */
:root{
  --paper:#0b0d12;
  --paper2:#0f1219;
  --card:#151a23;
  --ink:#f2f4f9;
  --ink2:#a2acbd;
  --hot:#ff4d3d;
  --glow:#f5b95f;
  --edge:rgba(255,255,255,.09);
  --rad:16px;
  --shad:0 18px 40px rgba(0,0,0,.45);
  --gap2:20px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--glow);outline-offset:3px;border-radius:6px}

.lfkfcdm-wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}

/* 顶栏 */
.lfkfcdm-top{
  position:sticky;top:0;z-index:60;
  background:rgba(11,13,18,.88);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--edge);
}
.lfkfcdm-top-in{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px}
.lfkfcdm-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.lfkfcdm-logo-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--hot),#ff8a5c);
  color:#fff;font-size:17px;font-weight:700;
  box-shadow:0 8px 18px rgba(255,77,61,.32);
}
.lfkfcdm-logo-txt{font-size:15px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.lfkfcdm-nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.lfkfcdm-nav::-webkit-scrollbar{display:none}
.lfkfcdm-nav a{
  display:inline-flex;align-items:center;min-height:44px;padding:0 14px;
  font-size:14.5px;color:var(--ink2);border-radius:999px;white-space:nowrap;
  transition:color .2s,background .2s;
}
.lfkfcdm-nav a:hover,.lfkfcdm-nav a:focus-visible{color:#fff;background:rgba(255,255,255,.08)}
.lfkfcdm-nav a.lfkfcdm-on{color:#fff;background:rgba(255,77,61,.16)}

/* 首屏 */
.lfkfcdm-hero{
  position:relative;overflow:hidden;
  padding:56px 0 68px;
  background:var(--paper) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.lfkfcdm-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(11,13,18,.96) 0%,rgba(11,13,18,.86) 52%,rgba(11,13,18,.62) 100%);
}
.lfkfcdm-hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:38px;align-items:start}
.lfkfcdm-kicker{
  display:inline-block;padding:5px 12px;border-radius:999px;
  font-size:12.5px;letter-spacing:.08em;color:var(--glow);
  background:rgba(245,185,95,.12);border:1px solid rgba(245,185,95,.28);
}
.lfkfcdm-h1{
  margin:18px 0 0;font-size:clamp(30px,4.6vw,50px);line-height:1.22;
  letter-spacing:.01em;font-weight:800;
}
.lfkfcdm-hl{
  color:var(--hot);
  background:linear-gradient(180deg,transparent 62%,rgba(255,77,61,.22) 62%);
}
.lfkfcdm-lead{margin-top:14px;font-size:clamp(16px,2vw,19px);color:#e6ebf5;font-weight:500}
.lfkfcdm-desc{margin-top:14px;max-width:600px;font-size:15px;line-height:1.9;color:var(--ink2)}
.lfkfcdm-hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

.lfkfcdm-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 24px;border-radius:12px;border:0;
  font-size:15px;font-weight:600;color:#fff;background:var(--hot);
  box-shadow:0 12px 26px rgba(255,77,61,.28);
  transition:transform .18s,box-shadow .18s,background .18s;
}
.lfkfcdm-btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,77,61,.38)}
.lfkfcdm-btn-ghost{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.2);
  box-shadow:none;color:var(--ink);
}
.lfkfcdm-btn-ghost:hover{background:rgba(255,255,255,.1);box-shadow:none}
.lfkfcdm-btn-wide{width:100%;margin-top:16px}

/* 口味速选面板 */
.lfkfcdm-quiz{
  padding:24px 24px 26px;border-radius:20px;
  background:rgba(21,26,35,.9);border:1px solid var(--edge);
  box-shadow:var(--shad);
}
.lfkfcdm-quiz-k{font-size:12.5px;letter-spacing:.14em;color:var(--glow)}
.lfkfcdm-quiz-t{margin-top:8px;font-size:19px;font-weight:700}
.lfkfcdm-chips{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 18px}
.lfkfcdm-chips li{
  padding:9px 14px;border-radius:999px;font-size:13.5px;color:#dbe2ee;
  background:rgba(255,255,255,.04);border:1px solid var(--edge);
}
.lfkfcdm-prev{
  padding:16px 16px 15px;border-radius:14px;
  background:rgba(255,77,61,.07);border:1px dashed rgba(255,77,61,.3);
}
.lfkfcdm-prev-k{font-size:12px;letter-spacing:.12em;color:var(--hot)}
.lfkfcdm-prev-t{margin-top:6px;font-size:14.5px;font-weight:600;line-height:1.6}
.lfkfcdm-prev-s{margin-top:6px;font-size:13px;color:var(--ink2);line-height:1.7}

/* 通用板块 */
.lfkfcdm-sec{padding:62px 0;border-top:1px solid var(--edge)}
.lfkfcdm-sec-alt{background:var(--paper2)}
.lfkfcdm-sec-hd{max-width:760px;margin-bottom:30px}
.lfkfcdm-sec-hd h2{font-size:clamp(21px,2.8vw,29px);font-weight:800;letter-spacing:.01em}
.lfkfcdm-sec-hd p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--ink2)}
.lfkfcdm-sec-hd-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;max-width:none}
.lfkfcdm-tag{
  flex:0 0 auto;padding:6px 13px;border-radius:999px;font-size:12.5px;color:var(--glow);
  background:rgba(245,185,95,.1);border:1px solid rgba(245,185,95,.26);white-space:nowrap;
}

/* 分类频道 */
.lfkfcdm-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.lfkfcdm-cats li{
  padding:20px 20px 22px;border-radius:var(--rad);
  background:var(--card);border:1px solid var(--edge);
  transition:transform .2s,border-color .2s;
}
.lfkfcdm-cats li:hover{transform:translateY(-3px);border-color:rgba(255,77,61,.36)}
.lfkfcdm-cats h3{font-size:16.5px;font-weight:700}
.lfkfcdm-cats h3::before{
  content:"";display:inline-block;width:6px;height:6px;margin-right:9px;
  border-radius:50%;background:var(--hot);vertical-align:middle;
}
.lfkfcdm-cats p{margin-top:9px;font-size:14px;line-height:1.8;color:var(--ink2)}

/* 卡片网格 */
.lfkfcdm-grid{display:grid;gap:var(--gap2)}
.lfkfcdm-grid-3{grid-template-columns:repeat(3,1fr)}
.lfkfcdm-card{
  background:var(--card);border:1px solid var(--edge);border-radius:var(--rad);
  overflow:hidden;transition:transform .22s,box-shadow .22s,border-color .22s;
}
.lfkfcdm-card:hover{transform:translateY(-4px);box-shadow:var(--shad);border-color:rgba(255,255,255,.18)}
.lfkfcdm-thumb{position:relative;aspect-ratio:16/10;background:#1b202b;overflow:hidden}
.lfkfcdm-thumb img{width:100%;height:100%;object-fit:cover}
.lfkfcdm-badge{
  position:absolute;left:10px;top:10px;padding:3px 9px;border-radius:8px;
  font-size:12px;color:#fff;background:rgba(11,13,18,.78);
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
}
.lfkfcdm-score{
  position:absolute;right:10px;bottom:10px;padding:3px 9px;border-radius:8px;
  font-size:12.5px;font-weight:700;color:#fff;background:rgba(255,77,61,.92);
}
.lfkfcdm-card-bd{padding:14px 16px 18px}
.lfkfcdm-card-bd h3{font-size:16px;font-weight:700}
.lfkfcdm-card-bd p{margin-top:6px;font-size:13.5px;line-height:1.75;color:var(--ink2)}
.lfkfcdm-meta{margin-top:8px;font-size:12.5px;color:#7f8a9d;letter-spacing:.02em}

/* 排行榜 */
.lfkfcdm-rank{display:grid;grid-template-columns:1fr 1fr;gap:10px 22px}
.lfkfcdm-rank li{
  display:flex;align-items:center;gap:14px;
  padding:13px 16px;border-radius:13px;
  background:var(--card);border:1px solid var(--edge);
  transition:border-color .2s,background .2s;
}
.lfkfcdm-rank li:hover{border-color:rgba(255,77,61,.36);background:#191f2a}
.lfkfcdm-no{
  flex:0 0 auto;display:grid;place-items:center;width:28px;height:28px;border-radius:9px;
  font-size:13px;font-weight:700;color:var(--ink2);background:rgba(255,255,255,.06);
}
.lfkfcdm-rank li:nth-child(-n+3) .lfkfcdm-no{color:#fff;background:linear-gradient(135deg,var(--hot),#ff8a5c)}
.lfkfcdm-rank-name{flex:1 1 auto;font-size:15px;font-weight:600}
.lfkfcdm-rank-type{
  flex:0 0 auto;padding:2px 9px;border-radius:999px;font-size:12px;
  color:var(--ink2);background:rgba(255,255,255,.05);border:1px solid var(--edge);
}
.lfkfcdm-rank-score{flex:0 0 auto;font-size:14px;font-weight:700;color:var(--glow)}

/* 主题合集 */
.lfkfcdm-tops{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lfkfcdm-tops article{
  position:relative;padding:24px 22px 26px;border-radius:18px;overflow:hidden;
  background:linear-gradient(160deg,#1a2029,#12161d);
  border:1px solid var(--edge);
}
.lfkfcdm-tops article::after{
  content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,77,61,.28),transparent 70%);
}
.lfkfcdm-tops span{font-size:12px;letter-spacing:.14em;color:var(--glow)}
.lfkfcdm-tops h3{margin-top:10px;font-size:18px;font-weight:700}
.lfkfcdm-tops p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--ink2)}

/* 高分好评 */
.lfkfcdm-praise{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lfkfcdm-praise li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:14px;
  background:var(--card);border:1px solid var(--edge);
}
.lfkfcdm-praise-s{
  flex:0 0 auto;display:grid;place-items:center;min-width:46px;height:46px;border-radius:12px;
  font-size:15px;font-weight:800;color:var(--glow);
  background:rgba(245,185,95,.1);border:1px solid rgba(245,185,95,.26);
}
.lfkfcdm-praise h3{font-size:15.5px;font-weight:700}
.lfkfcdm-praise p{margin-top:5px;font-size:13.5px;line-height:1.75;color:var(--ink2)}

/* 资讯 */
.lfkfcdm-split{display:grid;grid-template-columns:.78fr 1.62fr;gap:44px;align-items:start}
.lfkfcdm-news li{padding:18px 0;border-bottom:1px solid var(--edge)}
.lfkfcdm-news li:first-child{padding-top:0}
.lfkfcdm-news li:last-child{border-bottom:0;padding-bottom:0}
.lfkfcdm-news-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.lfkfcdm-news-h em{
  font-style:normal;padding:2px 9px;border-radius:6px;font-size:12px;
  color:var(--hot);background:rgba(255,77,61,.1);border:1px solid rgba(255,77,61,.26);
}
.lfkfcdm-news-h time{font-size:12.5px;color:#7f8a9d}
.lfkfcdm-news h3{margin-top:8px;font-size:16.5px;font-weight:700;line-height:1.55}
.lfkfcdm-news p{margin-top:7px;font-size:14px;line-height:1.8;color:var(--ink2)}

/* 观点 */
.lfkfcdm-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lfkfcdm-quotes blockquote{
  margin:0;padding:26px 22px 22px;border-radius:18px;
  background:var(--card);border:1px solid var(--edge);
  font-size:15px;line-height:1.9;color:#e2e8f2;
}
.lfkfcdm-quotes blockquote::before{
  content:"“";display:block;font-size:36px;line-height:1;color:var(--hot);margin-bottom:6px;
}
.lfkfcdm-quotes cite{
  display:block;margin-top:14px;font-style:normal;font-size:12.5px;
  letter-spacing:.1em;color:var(--ink2);
}

/* 口碑 */
.lfkfcdm-voice{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lfkfcdm-voice li{
  padding:18px 20px;border-radius:14px;
  background:var(--card);border:1px solid var(--edge);
}
.lfkfcdm-stars{font-size:13px;letter-spacing:.18em;color:var(--glow)}
.lfkfcdm-voice p{margin-top:8px;font-size:14px;line-height:1.8;color:#dde3ee}

/* 合作 */
.lfkfcdm-coop{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.lfkfcdm-coop li{
  padding:22px 20px;border-radius:var(--rad);
  background:var(--card);border:1px solid var(--edge);
}
.lfkfcdm-coop h3{font-size:16px;font-weight:700}
.lfkfcdm-coop p{margin-top:9px;font-size:14px;line-height:1.8;color:var(--ink2)}

/* 保障条 */
.lfkfcdm-safe{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.lfkfcdm-safe li{
  padding:20px 18px;border-radius:14px;
  background:rgba(255,255,255,.03);border:1px solid var(--edge);
}
.lfkfcdm-safe b{display:block;font-size:15px;font-weight:700}
.lfkfcdm-safe b::before{
  content:"";display:inline-block;width:7px;height:7px;margin-right:8px;
  border-radius:50%;background:var(--glow);vertical-align:middle;
}
.lfkfcdm-safe p{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--ink2)}

/* 收口 */
.lfkfcdm-end{
  position:relative;overflow:hidden;border-top:1px solid var(--edge);
  padding:66px 0;
  background:var(--paper) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.lfkfcdm-end::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,13,18,.95),rgba(11,13,18,.72));
}
.lfkfcdm-end-in{position:relative;max-width:720px}
.lfkfcdm-end h2{font-size:clamp(21px,3vw,30px);font-weight:800;line-height:1.4}
.lfkfcdm-end p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--ink2)}
.lfkfcdm-end .lfkfcdm-btn{margin-top:24px}

/* 页脚 */
.lfkfcdm-foot{background:#080a0f;border-top:1px solid var(--edge);padding-top:54px}
.lfkfcdm-foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.lfkfcdm-foot-brand{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:700}
.lfkfcdm-foot-about{margin-top:14px;font-size:13.5px;line-height:1.85;color:var(--ink2);max-width:320px}
.lfkfcdm-foot h3{font-size:13px;letter-spacing:.14em;color:#8b95a7;font-weight:600}
.lfkfcdm-foot-links{margin-top:14px;display:grid;gap:6px}
.lfkfcdm-foot-links a{
  display:inline-flex;align-items:center;min-height:34px;
  font-size:14px;color:var(--ink2);transition:color .2s;
}
.lfkfcdm-foot-links a:hover{color:var(--hot)}
.lfkfcdm-copy{
  margin-top:44px;padding:18px 0;border-top:1px solid var(--edge);
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#7f8a9d;
}
.lfkfcdm-copy a{display:inline-flex;align-items:center;min-height:34px;color:#a2acbd}
.lfkfcdm-copy a:hover{color:var(--hot)}

@media (max-width:1024px){
  .lfkfcdm-hero-grid{grid-template-columns:1fr;gap:30px}
  .lfkfcdm-quiz{max-width:560px}
  .lfkfcdm-grid-3{grid-template-columns:repeat(2,1fr)}
  .lfkfcdm-cats{grid-template-columns:repeat(2,1fr)}
  .lfkfcdm-tops{grid-template-columns:1fr 1fr}
  .lfkfcdm-quotes{grid-template-columns:1fr}
  .lfkfcdm-safe{grid-template-columns:1fr 1fr}
  .lfkfcdm-split{grid-template-columns:1fr;gap:26px}
  .lfkfcdm-foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .lfkfcdm-sec{padding:52px 0}
}
@media (max-width:768px){
  .lfkfcdm-wrap{width:calc(100% - 32px)}
  .lfkfcdm-logo-txt{font-size:13px}
  .lfkfcdm-nav a{padding:0 11px;font-size:13.5px}
  .lfkfcdm-hero{padding:44px 0 52px}
  .lfkfcdm-rank{grid-template-columns:1fr}
  .lfkfcdm-praise{grid-template-columns:1fr}
  .lfkfcdm-voice{grid-template-columns:1fr}
  .lfkfcdm-coop{grid-template-columns:1fr}
  .lfkfcdm-tops{grid-template-columns:1fr}
  .lfkfcdm-sec-hd-row{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .lfkfcdm-top-in{min-height:60px;gap:10px}
  .lfkfcdm-logo-mark{width:30px;height:30px;font-size:15px;border-radius:9px}
  .lfkfcdm-logo-txt{font-size:12px;white-space:normal;line-height:1.3;max-width:110px}
  .lfkfcdm-grid-3{grid-template-columns:1fr 1fr;gap:12px}
  .lfkfcdm-card-bd{padding:11px 12px 14px}
  .lfkfcdm-card-bd h3{font-size:14px}
  .lfkfcdm-card-bd p{font-size:12.5px}
  .lfkfcdm-cats{grid-template-columns:1fr}
  .lfkfcdm-safe{grid-template-columns:1fr}
  .lfkfcdm-foot-grid{grid-template-columns:1fr}
  .lfkfcdm-quiz{padding:20px 18px 22px}
  .lfkfcdm-btn{width:100%}
  .lfkfcdm-hero-btns{flex-direction:column}
  .lfkfcdm-sec{padding:44px 0}
  .lfkfcdm-copy{font-size:12.5px}
}