/* roulang page: index */
:root{
  --nv1:#22372e;
  --nv2:#b8892f;
  --nv3:#faf8f3;
  --nv4:#181d1a;
  --nv5:#6d766f;
  --nv6:#e4dfd3;
  --nv7:14px;
  --nv8:0 14px 36px rgba(34,55,46,.12);
  --nv9:clamp(46px,6.2vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--nv3);
  color:var(--nv4);
  font-family:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,"Microsoft YaHei",serif;
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,p,ul,ol,blockquote,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit}
img{max-width:100%;display:block}
button,input{font:inherit}
:focus-visible{outline:2px solid var(--nv2);outline-offset:3px}
.dajrbd-wrap{width:min(1180px,92vw);margin:0 auto}

/* 顶栏 */
.dajrbd-top{position:sticky;top:0;z-index:30;background:rgba(250,248,243,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--nv6)}
.dajrbd-topin{display:flex;align-items:center;gap:14px;min-height:66px}
.dajrbd-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:18px;color:var(--nv1);letter-spacing:.02em;white-space:nowrap}
.dajrbd-mark{width:34px;height:34px;border-radius:10px;background:var(--nv1);color:#f2e6c6;display:grid;place-items:center;font-size:14px;font-weight:700;letter-spacing:.06em}
.dajrbd-nav{margin-left:auto;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.dajrbd-nav::-webkit-scrollbar{display:none}
.dajrbd-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:999px;font-size:14.5px;color:var(--nv5);text-decoration:none;white-space:nowrap;transition:color .2s,background .2s}
.dajrbd-nav a:hover,.dajrbd-nav a.on{color:var(--nv1);background:#ece7da}

/* 首屏 */
.dajrbd-hero{padding:clamp(30px,4.6vw,58px) 0 var(--nv9)}
.dajrbd-heroin{display:grid;gap:34px;align-items:center}
@media (min-width:1024px){
  .dajrbd-heroin{grid-template-columns:5fr 7fr;gap:52px}
}
.dajrbd-eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.22em;color:var(--nv2);text-transform:uppercase}
.dajrbd-eyebrow::before{content:"";width:26px;height:1px;background:var(--nv2)}
.dajrbd-h1{margin-top:16px;font-size:clamp(28px,4.4vw,50px);line-height:1.2;font-weight:800;color:var(--nv1);letter-spacing:.01em}
.dajrbd-h1 em{font-style:normal;color:var(--nv2);border-bottom:3px solid rgba(184,137,47,.32);padding-bottom:2px}
.dajrbd-lead{margin-top:20px;max-width:54ch;font-size:14.5px;line-height:1.95;color:var(--nv5)}
.dajrbd-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.dajrbd-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:600;text-decoration:none;transition:transform .24s,box-shadow .24s,background .24s}
.dajrbd-btn-a{background:var(--nv1);color:#f6f1e2;border:1px solid var(--nv1)}
.dajrbd-btn-a:hover{background:#2e4a3d;transform:translateY(-2px);box-shadow:var(--nv8)}
.dajrbd-btn-b{background:transparent;color:var(--nv1);border:1px solid #cbc4b2}
.dajrbd-btn-b:hover{background:#efeade;transform:translateY(-2px)}
.dajrbd-kpi{display:flex;flex-wrap:wrap;gap:14px 30px;margin-top:32px}
.dajrbd-kpi b{display:block;font-size:15px;color:var(--nv1);margin-bottom:2px}
.dajrbd-kpi span{font-size:12.5px;color:var(--nv5)}
.dajrbd-stage{position:relative;padding:14px;transform:rotate(-1.6deg)}
.dajrbd-stage::before{content:"";position:absolute;inset:0;border:1px solid #d8d1c0;border-radius:calc(var(--nv7) + 8px);transform:translate(15px,15px)}
.dajrbd-stage img{position:relative;width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:calc(var(--nv7) + 5px);box-shadow:var(--nv8)}

/* 板块通用 */
.dajrbd-sec{padding:var(--nv9) 0;border-top:1px solid var(--nv6)}
.dajrbd-sec.lt{background:#fffdf8}
.dajrbd-head{max-width:660px;margin-bottom:34px}
.dajrbd-kicker{font-size:11.5px;letter-spacing:.24em;color:var(--nv2);text-transform:uppercase}
.dajrbd-h2{margin-top:10px;font-size:clamp(20px,2.5vw,29px);line-height:1.32;font-weight:800;color:var(--nv1)}
.dajrbd-sub{margin-top:12px;font-size:14px;line-height:1.9;color:var(--nv5)}

/* 指标条 */
.dajrbd-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--nv6);border:1px solid var(--nv6);border-radius:var(--nv7);overflow:hidden}
@media (min-width:768px){.dajrbd-metrics{grid-template-columns:repeat(4,1fr)}}
.dajrbd-metrics li{background:#fffdf8;padding:22px 18px}
.dajrbd-metrics b{display:block;font-size:15px;color:var(--nv1);margin-bottom:5px}
.dajrbd-metrics span{font-size:12.5px;line-height:1.7;color:var(--nv5);display:block}

/* 书库分区 */
.dajrbd-chans{display:grid;gap:14px}
@media (min-width:768px){.dajrbd-chans{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.dajrbd-chans{grid-template-columns:repeat(3,1fr)}}
.dajrbd-chan{background:#fff;border:1px solid var(--nv6);border-radius:var(--nv7);padding:20px 20px 22px;transition:border-color .22s,transform .22s}
.dajrbd-chan:hover{border-color:#cfc5ab;transform:translateY(-3px)}
.dajrbd-chan h3{font-size:16px;color:var(--nv1);font-weight:800}
.dajrbd-chan p{margin-top:8px;font-size:13px;line-height:1.8;color:var(--nv5)}

/* 卡片网格 */
.dajrbd-grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media (min-width:768px){.dajrbd-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1024px){.dajrbd-grid.six{grid-template-columns:repeat(6,1fr);gap:14px}}
.dajrbd-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--nv6);border-radius:var(--nv7);overflow:hidden;transition:transform .26s,box-shadow .26s,border-color .26s}
.dajrbd-card:hover{transform:translateY(-4px);box-shadow:var(--nv8);border-color:#d3c8b0}
.dajrbd-thumb{position:relative;overflow:hidden;background:#ece7db;aspect-ratio:3/4}
.dajrbd-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.dajrbd-card:hover .dajrbd-thumb img{transform:scale(1.04)}
.dajrbd-tag{position:absolute;top:9px;left:9px;background:rgba(24,29,26,.8);color:#f6efdd;font-size:11.5px;padding:4px 9px;border-radius:999px;letter-spacing:.04em}
.dajrbd-body{padding:12px 13px 15px;display:flex;flex-direction:column;gap:6px;flex:1}
.dajrbd-name{font-size:14.5px;font-weight:700;color:var(--nv4);line-height:1.4}
.dajrbd-meta{font-size:12px;color:var(--nv2)}
.dajrbd-desc{font-size:12.5px;line-height:1.72;color:var(--nv5)}

/* 编辑推荐 横排 */
.dajrbd-wide{display:grid;gap:16px}
@media (min-width:768px){.dajrbd-wide{grid-template-columns:repeat(3,1fr)}}
.dajrbd-wide article{display:grid;grid-template-columns:94px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid var(--nv6);border-radius:var(--nv7);padding:14px;transition:border-color .22s,transform .22s}
.dajrbd-wide article:hover{border-color:#d3c8b0;transform:translateY(-3px)}
.dajrbd-wide .dajrbd-thumb{aspect-ratio:3/4;border-radius:9px}
.dajrbd-wide h3{font-size:15px;font-weight:800;color:var(--nv1);line-height:1.4}
.dajrbd-wide p{margin-top:6px;font-size:12.5px;line-height:1.72;color:var(--nv5)}

/* 试读区 */
.dajrbd-try{background:linear-gradient(rgba(250,248,243,.95),rgba(250,248,243,.95)),url("/assets/images/backpic/back-4.webp") center/cover no-repeat}
.dajrbd-try .dajrbd-card{background:#fffdf9}
.dajrbd-mini{display:inline-flex;align-items:center;justify-content:center;min-height:36px;margin-top:auto;padding:0 14px;border-radius:999px;border:1px solid #cdc2a6;color:var(--nv1);font-size:13px;font-weight:600;text-decoration:none;transition:background .22s}
.dajrbd-mini:hover{background:#f0e9d7}

/* 排行榜 */
.dajrbd-rank{display:grid;gap:10px}
@media (min-width:768px){.dajrbd-rank{grid-template-columns:1fr 1fr;gap:10px 30px}}
.dajrbd-rank li{display:flex;align-items:center;gap:12px;padding:12px 15px;background:#fff;border:1px solid var(--nv6);border-radius:12px;transition:transform .22s,border-color .22s}
.dajrbd-rank li:hover{transform:translateX(3px);border-color:#cdc2a6}
.dajrbd-no{min-width:24px;font-size:14.5px;font-weight:800;color:#b3aa93;font-variant-numeric:tabular-nums}
.dajrbd-rank li.hot .dajrbd-no{color:var(--nv2)}
.dajrbd-rank b{font-size:14.5px;font-weight:700;color:var(--nv4)}
.dajrbd-rank small{font-size:12px;color:var(--nv5)}
.dajrbd-hot{margin-left:auto;font-size:11.5px;color:var(--nv5);background:#f2eee2;padding:4px 9px;border-radius:999px;white-space:nowrap}

/* 口碑 */
.dajrbd-quotes{display:grid;gap:16px}
@media (min-width:768px){.dajrbd-quotes{grid-template-columns:repeat(3,1fr)}}
.dajrbd-quotes blockquote{background:#fff;border:1px solid var(--nv6);border-left:3px solid var(--nv2);border-radius:12px;padding:20px 20px 18px}
.dajrbd-quotes p{font-size:14px;line-height:1.85;color:var(--nv4)}
.dajrbd-quotes cite{display:block;margin-top:12px;font-size:12.5px;font-style:normal;color:var(--nv5)}

/* 书讯 */
.dajrbd-news{border-top:1px solid var(--nv6)}
.dajrbd-news li{display:flex;gap:16px;align-items:baseline;padding:15px 0;border-bottom:1px solid var(--nv6)}
.dajrbd-when{min-width:46px;font-size:12px;letter-spacing:.1em;color:var(--nv2)}
.dajrbd-news p{font-size:14px;line-height:1.8;color:var(--nv4)}

/* 时间线 */
.dajrbd-line{display:grid}
.dajrbd-line li{position:relative;padding:0 0 24px 26px;border-left:1px solid var(--nv6)}
.dajrbd-line li:last-child{padding-bottom:0;border-left-color:transparent}
.dajrbd-line li::before{content:"";position:absolute;left:-5px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--nv2)}
.dajrbd-line b{display:block;font-size:14.5px;color:var(--nv1)}
.dajrbd-line span{display:block;margin-top:4px;font-size:13px;line-height:1.8;color:var(--nv5)}

/* 误区 */
.dajrbd-myth{display:grid;gap:14px}
@media (min-width:1024px){.dajrbd-myth{grid-template-columns:repeat(3,1fr)}}
.dajrbd-myth article{background:#fff;border:1px solid var(--nv6);border-radius:var(--nv7);padding:20px}
.dajrbd-myth h3{font-size:14.5px;color:#9a6a3c;font-weight:700}
.dajrbd-myth p{margin-top:10px;font-size:13px;line-height:1.82;color:var(--nv5)}
.dajrbd-myth p b{color:var(--nv1)}

/* 保障 */
.dajrbd-guard{display:grid;gap:12px;grid-template-columns:repeat(2,1fr)}
@media (min-width:1024px){.dajrbd-guard{grid-template-columns:repeat(4,1fr)}}
.dajrbd-guard li{background:#fffdf8;border:1px solid var(--nv6);border-radius:12px;padding:18px 16px;text-align:center}
.dajrbd-guard b{display:block;font-size:14px;color:var(--nv1);margin-bottom:6px}
.dajrbd-guard span{font-size:12.5px;line-height:1.7;color:var(--nv5)}

/* 问答 */
.dajrbd-faq{display:grid;gap:12px;max-width:860px}
.dajrbd-faq details{background:#fff;border:1px solid var(--nv6);border-radius:12px;padding:0 18px;transition:border-color .22s}
.dajrbd-faq details[open]{border-color:#d3c8b0}
.dajrbd-faq summary{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:50px;padding:14px 0;font-size:14.5px;font-weight:700;color:var(--nv1);cursor:pointer;list-style:none}
.dajrbd-faq summary::-webkit-details-marker{display:none}
.dajrbd-faq summary::after{content:"+";font-size:19px;color:var(--nv2);line-height:1}
.dajrbd-faq details[open] summary::after{content:"−"}
.dajrbd-faq p{padding-bottom:16px;font-size:13.5px;line-height:1.88;color:var(--nv5)}

/* 收口 */
.dajrbd-cta{position:relative;overflow:hidden;background:var(--nv1);color:#efe9d9;border-radius:20px;padding:clamp(30px,5vw,56px)}
.dajrbd-cta::after{content:"";position:absolute;right:-60px;bottom:-70px;width:230px;height:230px;border-radius:50%;background:rgba(184,137,47,.22)}
.dajrbd-cta h2{position:relative;font-size:clamp(20px,2.6vw,30px);line-height:1.3;color:#f7f1e1;font-weight:800}
.dajrbd-cta p{position:relative;margin-top:14px;max-width:58ch;font-size:14px;line-height:1.9;color:#c8d4cc}
.dajrbd-cta .dajrbd-btns{position:relative}
.dajrbd-cta .dajrbd-btn-a{background:#f2e6c6;color:#22372e;border-color:#f2e6c6}
.dajrbd-cta .dajrbd-btn-a:hover{background:#fbf3dd}
.dajrbd-cta .dajrbd-btn-b{color:#efe9d9;border-color:rgba(239,233,217,.45)}
.dajrbd-cta .dajrbd-btn-b:hover{background:rgba(239,233,217,.12)}

/* 页脚 */
.dajrbd-foot{background:#1b2a23;color:#c2cdc5;padding:56px 0 0;margin-top:var(--nv9)}
.dajrbd-footgrid{display:grid;gap:30px}
@media (min-width:768px){.dajrbd-footgrid{grid-template-columns:1.6fr 1fr 1fr 1fr}}
.dajrbd-foot h3{font-size:14px;color:#f2e6c6;letter-spacing:.06em;margin-bottom:12px}
.dajrbd-foot p{font-size:13px;line-height:1.9;color:#a8b5ac}
.dajrbd-foot li{font-size:13.5px;line-height:2.1;color:#c2cdc5}
.dajrbd-foot a{color:#c2cdc5;text-decoration:none;transition:color .2s}
.dajrbd-foot a:hover{color:#f2e6c6}
.dajrbd-foot .dajrbd-logo{color:#f5eedc;margin-bottom:12px}
.dajrbd-mark-f{background:#f2e6c6;color:#22372e}
.dajrbd-copy{margin-top:38px;padding:18px 0 22px;border-top:1px solid rgba(194,205,197,.18);font-size:12.5px;color:#8d9a92;display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between}

@media (max-width:520px){
  .dajrbd-stage{transform:none;padding:10px}
  .dajrbd-stage::before{transform:translate(10px,10px)}
  .dajrbd-btns .dajrbd-btn{flex:1 1 100%}
  .dajrbd-news li{gap:12px}
  .dajrbd-when{min-width:40px;font-size:11.5px}
  .dajrbd-grid{gap:12px}
  .dajrbd-desc{font-size:12px}
}