/* roulang page: index */
:root{
  --qw-a:#1c6b56;
  --qw-b:#c08a3e;
  --qw-c:#f6f3ea;
  --qw-d:#ffffff;
  --qw-e:#23211d;
  --qw-f:#6b665c;
  --qw-g:#e2ddd0;
  --qw-r:18px;
  --qw-rs:10px;
  --qw-sh:0 12px 30px rgba(28,38,32,.10);
  --qw-w:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:var(--qw-c);color:var(--qw-e);font-size:16px;line-height:1.75;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,figure,blockquote{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.jlf-wrap{width:100%;max-width:var(--qw-w);margin:0 auto;padding:0 24px}

/* 顶栏 */
.jlf-head{position:sticky;top:0;z-index:40;background:rgba(246,243,234,.94);border-bottom:1px solid var(--qw-g);backdrop-filter:blur(10px)}
.jlf-head-in{display:flex;align-items:center;gap:24px;min-height:74px}
.jlf-logo{display:flex;align-items:center;gap:12px;flex:none}
.jlf-logo-mark{width:44px;height:44px;border-radius:13px;background:linear-gradient(135deg,#1c6b56,#2f9276);color:#fff;display:grid;place-items:center;font-size:22px;font-weight:700}
.jlf-logo-txt{display:flex;flex-direction:column;font-size:18px;font-weight:700;line-height:1.2}
.jlf-logo-txt em{font-style:normal;font-size:12px;font-weight:400;color:var(--qw-f);letter-spacing:.08em;margin-top:4px}
.jlf-nav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.jlf-nav a{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;border-radius:999px;font-size:15px;color:#3c3830;transition:background .2s,color .2s}
.jlf-nav a:hover,.jlf-nav a:focus-visible{background:#e7e2d3;color:var(--qw-a);outline:none}

/* 首屏 */
.jlf-hero{position:relative;isolation:isolate;overflow:hidden;background:#0f221c;color:#fff}
.jlf-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:.42}
.jlf-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(102deg,rgba(9,25,20,.95) 0%,rgba(9,25,20,.80) 46%,rgba(9,25,20,.34) 100%)}
.jlf-hero-in{padding-top:76px;padding-bottom:66px}
.jlf-kicker{display:inline-block;font-size:13px;letter-spacing:.18em;color:#9fd0bf;border:1px solid rgba(159,208,191,.42);border-radius:999px;padding:5px 14px}
.jlf-hero h1{font-size:44px;line-height:1.24;letter-spacing:.01em;margin:18px 0 14px;max-width:880px;font-weight:800}
.jlf-hi{color:#e9c07a}
.jlf-hero-sub{font-size:18px;color:#d7e7df;max-width:720px}
.jlf-hero-desc{margin-top:14px;font-size:15px;line-height:1.9;color:#a8c3b8;max-width:760px}
.jlf-specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:28px 0 30px;max-width:780px}
.jlf-specs li{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:14px 16px}
.jlf-spec-k{display:block;font-size:12px;letter-spacing:.14em;color:#9fd0bf;margin-bottom:6px}
.jlf-spec-v{font-size:16px;font-weight:600}
.jlf-hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.jlf-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;transition:transform .2s,box-shadow .2s,background .2s}
.jlf-btn-main{background:var(--qw-b);color:#221a0a}
.jlf-btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(192,138,62,.34)}
.jlf-btn-ghost{border:1px solid rgba(255,255,255,.42);color:#fff}
.jlf-btn-ghost:hover{background:rgba(255,255,255,.13)}
.jlf-btn:focus-visible{outline:2px solid #e9c07a;outline-offset:3px}

/* 板块 */
.jlf-sec{padding:66px 0}
.jlf-sec--alt{background:var(--qw-d);border-top:1px solid var(--qw-g);border-bottom:1px solid var(--qw-g)}
.jlf-sec-head{max-width:800px;margin-bottom:34px}
.jlf-sec-head h2{font-size:30px;line-height:1.34;font-weight:800;letter-spacing:.01em}
.jlf-sec-head h2 span{color:var(--qw-a)}
.jlf-sec-head p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--qw-f)}

/* 分类频道 */
.jlf-cats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.jlf-cat{background:var(--qw-d);border:1px solid var(--qw-g);border-left:4px solid var(--qw-a);border-radius:14px;padding:20px 20px 22px}
.jlf-cat h3{font-size:17px;margin-bottom:8px}
.jlf-cat p{font-size:14px;line-height:1.8;color:var(--qw-f)}

/* 规格看板 */
.jlf-specboard{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.jlf-tile{background:var(--qw-c);border:1px solid var(--qw-g);border-radius:16px;padding:22px}
.jlf-tile h3{font-size:16px;margin-bottom:10px;color:var(--qw-a)}
.jlf-tile p{font-size:14px;line-height:1.8;color:var(--qw-f)}

/* 卡片墙 */
.jlf-grid{display:grid;gap:22px}
.jlf-grid--6{grid-template-columns:repeat(3,minmax(0,1fr))}
.jlf-card{display:flex;flex-direction:column;background:var(--qw-d);border:1px solid var(--qw-g);border-radius:var(--qw-r);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.jlf-card:hover{transform:translateY(-4px);box-shadow:var(--qw-sh);border-color:#cfc7b4}
.jlf-thumb{position:relative;aspect-ratio:16/10;background:#ddd8c9;overflow:hidden}
.jlf-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.jlf-card:hover .jlf-thumb img{transform:scale(1.05)}
.jlf-badge{position:absolute;left:12px;top:12px;background:rgba(15,34,28,.84);color:#e8f5ef;font-size:12px;padding:4px 11px;border-radius:999px;letter-spacing:.04em}
.jlf-card-body{display:flex;flex-direction:column;gap:8px;padding:18px 18px 20px;flex:1}
.jlf-card-body h3{font-size:18px}
.jlf-card-body p{font-size:14px;line-height:1.75;color:var(--qw-f)}
.jlf-tagrow{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px;margin-top:auto}
.jlf-tag{font-size:12px;padding:3px 10px;border-radius:999px;background:#eef3ef;color:#2a6b56}

/* 排行榜 */
.jlf-rank{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px}
.jlf-rank li{display:flex;align-items:center;gap:12px;background:var(--qw-d);border:1px solid var(--qw-g);border-radius:12px;padding:14px 16px}
.jlf-rank .n{flex:none;width:26px;font-size:15px;font-weight:800;color:var(--qw-b)}
.jlf-rank .nm{font-size:15px;font-weight:600}
.jlf-rank .ht{margin-left:auto;font-size:12px;color:var(--qw-f);white-space:nowrap}
.jlf-rank .ct{flex:none;font-size:12px;padding:3px 10px;border-radius:999px;background:#f1ede1;color:#6a6250;white-space:nowrap}

/* 口碑 */
.jlf-quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.jlf-quote{background:var(--qw-c);border:1px solid var(--qw-g);border-radius:16px;padding:22px}
.jlf-quote p{font-size:15px;line-height:1.85}
.jlf-quote cite{display:block;margin-top:12px;font-style:normal;font-size:13px;font-weight:700;color:var(--qw-a)}

/* 主题片单 */
.jlf-feats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.jlf-feat{border-radius:18px;padding:26px 22px;background:linear-gradient(162deg,#15332b,#215640);color:#eaf5ef}
.jlf-feat h3{font-size:19px;margin-bottom:10px}
.jlf-feat p{font-size:14px;line-height:1.85;color:#bcd8cb}
.jlf-feat ul{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.jlf-feat li{font-size:12px;padding:3px 11px;border-radius:999px;background:rgba(255,255,255,.13);color:#dcece4}

/* 类型专区 */
.jlf-types{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.jlf-type{background:var(--qw-d);border:1px solid var(--qw-g);border-radius:16px;padding:20px}
.jlf-type h3{font-size:16px;margin-bottom:10px}
.jlf-type p{font-size:14px;line-height:1.8;color:var(--qw-f);margin-bottom:12px}
.jlf-type span{display:inline-block;font-size:13px;color:#2a6b56;background:#eef3ef;border-radius:999px;padding:3px 11px;margin:0 6px 6px 0}

/* 对照表 */
.jlf-tablewrap{overflow-x:auto;border-radius:16px}
.jlf-table{width:100%;min-width:640px;border-collapse:collapse;background:var(--qw-d);border:1px solid var(--qw-g)}
.jlf-table th,.jlf-table td{padding:14px 16px;text-align:left;font-size:14px;line-height:1.8;border-bottom:1px solid var(--qw-g);vertical-align:top}
.jlf-table thead th{background:#eef0e6;font-size:14px;color:#37453b}
.jlf-table tbody tr:last-child td{border-bottom:0}
.jlf-table td:first-child,.jlf-table th:first-child{font-weight:700;width:22%}

/* 资讯 */
.jlf-news{display:grid;gap:14px}
.jlf-news li{display:flex;gap:16px;align-items:flex-start;background:var(--qw-d);border:1px solid var(--qw-g);border-radius:14px;padding:18px 20px}
.jlf-news .t{flex:none;font-size:12px;font-weight:700;color:#fff;background:var(--qw-a);padding:4px 12px;border-radius:999px;margin-top:3px}
.jlf-news h3{font-size:16px;margin-bottom:6px}
.jlf-news p{font-size:14px;line-height:1.8;color:var(--qw-f)}

/* 问答 */
.jlf-faq{display:grid;gap:14px;max-width:920px}
.jlf-faq details{background:var(--qw-d);border:1px solid var(--qw-g);border-radius:14px;padding:0 20px}
.jlf-faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;padding:16px 0;font-size:16px;font-weight:600;cursor:pointer;list-style:none}
.jlf-faq summary::-webkit-details-marker{display:none}
.jlf-faq summary::after{content:"+";font-size:20px;line-height:1;color:var(--qw-a)}
.jlf-faq details[open] summary::after{content:"–"}
.jlf-faq p{padding:0 0 18px;font-size:14.5px;line-height:1.9;color:var(--qw-f)}
.jlf-faq summary:focus-visible{outline:2px solid var(--qw-a);outline-offset:4px;border-radius:8px}

/* 收口 */
.jlf-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;border-radius:22px;padding:44px 38px;background:linear-gradient(122deg,#132f27,#245c46);color:#eaf5ef}
.jlf-cta h2{font-size:26px;margin-bottom:12px}
.jlf-cta p{max-width:660px;font-size:15px;line-height:1.9;color:#bcd8cb}

/* 页脚 */
.jlf-foot{background:#12211c;color:#c7d5ce;padding:56px 0 0}
.jlf-foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:36px}
.jlf-foot h3{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.04em}
.jlf-foot p{font-size:14px;line-height:1.9;color:#9fb3aa}
.jlf-foot li{margin-bottom:10px;font-size:14px;color:#9fb3aa}
.jlf-foot a{transition:color .2s}
.jlf-foot a:hover{color:#fff}
.jlf-copy{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:13px;color:#7f948b}

@media(max-width:1024px){
  .jlf-hero h1{font-size:36px}
  .jlf-grid--6{grid-template-columns:repeat(2,minmax(0,1fr))}
  .jlf-cats,.jlf-specboard,.jlf-quotes,.jlf-feats,.jlf-types{grid-template-columns:repeat(2,minmax(0,1fr))}
  .jlf-specs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .jlf-foot-grid{grid-template-columns:1fr 1fr}
  .jlf-sec{padding:54px 0}
  .jlf-sec-head h2{font-size:26px}
}
@media(max-width:768px){
  html{scroll-padding-top:132px}
  .jlf-head-in{flex-wrap:wrap;gap:8px;padding-top:10px;padding-bottom:10px;min-height:0}
  .jlf-nav{width:100%;margin-left:0;flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}
  .jlf-nav a{white-space:nowrap;font-size:14px;padding:8px 12px}
  .jlf-hero-in{padding-top:52px;padding-bottom:46px}
  .jlf-hero-sub{font-size:16px}
  .jlf-rank{grid-template-columns:1fr}
  .jlf-cta{padding:32px 24px}
  .jlf-cta h2{font-size:22px}
  .jlf-news li{flex-direction:column;gap:8px}
}
@media(max-width:520px){
  .jlf-wrap{padding:0 16px}
  .jlf-hero h1{font-size:25px;line-height:1.35}
  .jlf-hero-sub{font-size:15px}
  .jlf-grid--6,.jlf-cats,.jlf-specboard,.jlf-quotes,.jlf-feats,.jlf-types,.jlf-specs,.jlf-foot-grid{grid-template-columns:1fr}
  .jlf-sec{padding:44px 0}
  .jlf-sec-head h2{font-size:22px}
  .jlf-logo-mark{width:40px;height:40px;font-size:20px}
  .jlf-logo-txt{font-size:16px}
  .jlf-rank .ht{display:none}
  .jlf-btn{width:100%}
}