/* 会员资料库 · 索引页（仅 library.html 使用，与首页同一套视觉语言） */
*,*::before,*::after{box-sizing:border-box}
:root{
  --lib-paper:#f7f5ef;
  --lib-ink:#17362f;
  --lib-gold:#a87f43;
  --lib-muted:#77817b;
  --lib-line:#e2dfd5;
  --lib-white:#fff;
}
body.page-library{margin:0;background:var(--lib-paper);color:var(--lib-ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
body.page-library a{color:inherit;text-decoration:none}
body.page-library [hidden]{display:none!important}
.lib-shell{min-height:100vh;display:flex;flex-direction:column}
.lib-top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px clamp(20px,5vw,64px);border-bottom:1px solid rgba(23,54,47,.12)}
.lib-brand{display:flex;align-items:center;gap:11px;font-size:13px;letter-spacing:.04em;font-weight:600;color:var(--lib-ink)}
.lib-brand img{width:34px;height:34px;object-fit:contain}
.lib-nav{display:flex;gap:24px;font-size:13px;color:#5f6b64}
.lib-nav a{white-space:nowrap;padding:4px 0;border-bottom:1px solid transparent}
.lib-nav a:hover,.lib-nav a.on{color:var(--lib-ink);border-bottom-color:var(--lib-gold)}
.lib-hero{max-width:1180px;width:100%;margin:0 auto;padding:60px clamp(20px,7vw,92px) 0}
.lib-kicker{font-size:11px;letter-spacing:.24em;color:var(--lib-gold);text-transform:uppercase}
.lib-hero h1{margin:18px 0 0;font-size:clamp(38px,6vw,66px);line-height:1.1;letter-spacing:-.025em;font-weight:600}
.lib-hero .lib-lead{max-width:600px;margin:20px 0 0;font-size:15px;line-height:1.9;color:#5f6b64}
.lib-stats{display:flex;flex-wrap:wrap;gap:0;margin:36px 0 0;border-top:1px solid var(--lib-line)}
.lib-stats div{padding:18px 34px 0 0;margin-right:34px;border-right:1px solid var(--lib-line)}
.lib-stats div:last-child{border-right:0;margin-right:0;padding-right:0}
.lib-stats strong{display:block;font-size:30px;line-height:1;font-weight:600;letter-spacing:-.02em}
.lib-stats span{display:block;margin-top:8px;font-size:11px;letter-spacing:.08em;color:var(--lib-muted)}
.lib-gate-wrap{max-width:1180px;width:100%;margin:36px auto 0;padding:0 clamp(20px,7vw,92px)}
.lib-gate{background:var(--lib-ink);color:#fff;padding:30px clamp(22px,3vw,36px);display:flex;align-items:center;justify-content:space-between;gap:30px}
.lib-gate .gate-kicker{font-size:10px;letter-spacing:.2em;color:#d6b477}
.lib-gate h2{margin:10px 0 0;font-size:clamp(21px,2.6vw,27px);line-height:1.35;font-weight:600;letter-spacing:-.01em}
.lib-gate p{margin:10px 0 0;max-width:600px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.68)}
.lib-gate-actions{display:flex;gap:10px;flex-wrap:wrap;flex:none}
.lib-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;font-size:13px;line-height:1;border:1px solid transparent;background:transparent;color:#fff;font-family:inherit;cursor:pointer;white-space:nowrap}
.lib-btn.primary{background:#d3a85e;border-color:#d3a85e;color:var(--lib-ink)}
.lib-btn.primary:hover{background:#c69a4f;border-color:#c69a4f}
.lib-btn.ghost{border-color:rgba(255,255,255,.35);color:#fff}
.lib-btn.ghost:hover{border-color:rgba(255,255,255,.7)}
.lib-main{max-width:1180px;width:100%;margin:0 auto;padding:0 clamp(20px,7vw,92px) 84px;flex:1}
.lib-memberline{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:34px 0 0;padding:14px 0;border-top:1px solid var(--lib-line);border-bottom:1px solid var(--lib-line);font-size:12px;color:var(--lib-muted)}
.lib-memberline b{color:var(--lib-ink);font-weight:600}
.lib-memberline a{color:var(--lib-gold);border-bottom:1px solid rgba(168,127,67,.35);padding-bottom:2px}
.lib-loading{padding:76px 0;font-size:13px;color:var(--lib-muted)}
.lib-tools{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:30px 0 0}
.lib-search{flex:1;min-width:220px;max-width:400px;border:0;border-bottom:1px solid #c9c6bb;background:transparent;padding:10px 2px;color:var(--lib-ink);font-size:14px;font-family:inherit;outline:none;border-radius:0}
.lib-search:focus{border-bottom-color:var(--lib-ink)}
.lib-search::placeholder{color:#9aa39d}
.lib-count{font-size:12px;color:#8a938e;font-variant-numeric:tabular-nums}
.lib-section{margin:38px 0 0}
.lib-sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:18px;padding:0 0 14px;border-bottom:1px solid #cfccc2}
.lib-sec-head h2{margin:0;font-size:22px;line-height:1.3;font-weight:600;letter-spacing:-.01em}
.lib-sec-head span{font-size:11px;letter-spacing:.06em;color:var(--lib-muted)}
.lib-booklist{border-bottom:1px solid var(--lib-line)}
.lib-row{display:grid;grid-template-columns:54px minmax(0,1fr) 168px 54px;gap:18px;align-items:center;padding:23px 0;border-bottom:1px solid var(--lib-line);position:relative}
.lib-row:last-child{border-bottom:0}
.lib-row .no{font-size:11px;letter-spacing:.16em;color:var(--lib-gold);font-variant-numeric:tabular-nums}
.lib-row h3{margin:0;font-size:19px;line-height:1.45;font-weight:600;letter-spacing:-.005em;transition:color .15s}
.lib-row p{margin:5px 0 0;font-size:13px;line-height:1.7;color:var(--lib-muted)}
.lib-row .meta{font-size:12px;line-height:1.6;color:#8a938e;text-align:right;font-variant-numeric:tabular-nums}
.lib-row .go{font-size:18px;line-height:1;color:var(--lib-gold);text-align:right;transition:transform .15s}
a.lib-row:hover h3{color:var(--lib-gold)}
a.lib-row:hover .go{transform:translateX(4px)}
.lib-row.locked{cursor:default}
.lib-row.locked h3{color:#4f5b55}
.lib-row .lock-tag{display:inline-block;padding:5px 7px;border:1px solid #ddd3bf;color:#a0875d;font-size:10px;line-height:1;letter-spacing:.08em;white-space:nowrap}
.lib-school{display:grid;grid-template-columns:128px minmax(0,1fr) 54px;gap:26px;align-items:center;margin:22px 0 0;padding:26px 30px;background:var(--lib-white);border:1px solid var(--lib-line)}
.lib-school .count strong{display:block;font-size:46px;line-height:1;font-weight:600;letter-spacing:-.03em;color:var(--lib-ink)}
.lib-school .count span{display:block;margin-top:8px;font-size:11px;letter-spacing:.06em;color:var(--lib-gold)}
.lib-school h3{margin:0;font-size:21px;line-height:1.4;font-weight:600}
.lib-school p{margin:7px 0 0;font-size:13px;line-height:1.7;color:var(--lib-muted)}
.lib-school .go{font-size:20px;line-height:1;color:var(--lib-gold);text-align:right;transition:transform .15s}
.lib-school .lock-tag{display:inline-block;margin-top:10px;justify-self:start}
a.lib-school:hover .go{transform:translateX(4px)}
a.lib-school:hover h3{color:var(--lib-gold)}
.lib-school.locked{background:#fbfaf6}
.lib-school.locked h3{color:#4f5b55}
.lib-empty{margin:22px 0 0;padding:30px;border:1px dashed #cfccc2;text-align:center;font-size:13px;line-height:1.8;color:var(--lib-muted)}
.lib-foot{border-top:1px solid var(--lib-line);padding:24px clamp(20px,7vw,92px);font-size:11px;line-height:1.9;color:#8a938e}
.lib-foot .inner{max-width:1180px;margin:0 auto}
@media(max-width:700px){
  .lib-top{padding:14px 16px;gap:10px;flex-wrap:wrap}
  .lib-brand{font-size:11px;gap:8px}
  .lib-brand img{width:28px;height:28px}
  .lib-nav{width:100%;justify-content:space-between;gap:8px;padding-top:10px;border-top:1px solid rgba(23,54,47,.08);font-size:11px}
  .lib-hero{padding:36px 20px 0}
  .lib-hero h1{font-size:38px;line-height:1.14}
  .lib-hero .lib-lead{font-size:14px;line-height:1.85;margin-top:16px}
  .lib-stats{margin-top:28px}
  .lib-stats div{padding:14px 18px 0 0;margin-right:18px}
  .lib-stats strong{font-size:24px}
  .lib-gate-wrap{padding:0 20px;margin-top:28px}
  .lib-gate{display:block;padding:24px 22px}
  .lib-gate-actions{margin-top:20px}
  .lib-gate-actions .lib-btn{flex:1 1 auto}
  .lib-main{padding:0 20px 64px}
  .lib-memberline{margin-top:26px;font-size:11px}
  .lib-sec-head h2{font-size:19px}
  .lib-sec-head span{display:none}
  .lib-row{grid-template-columns:34px minmax(0,1fr);gap:10px 12px;padding:20px 44px 20px 0}
  .lib-row .no{padding-top:3px}
  .lib-row h3{font-size:17px;line-height:1.5}
  .lib-row p{font-size:12.5px}
  .lib-row .meta{grid-column:2;text-align:left;margin-top:0}
  .lib-row .go,.lib-row .lock-tag{position:absolute;right:0;top:22px}
  .lib-school{grid-template-columns:78px minmax(0,1fr);gap:16px;padding:22px 20px}
  .lib-school .count strong{font-size:36px}
  .lib-school h3{font-size:18px}
  .lib-school p{font-size:12.5px}
  .lib-school .go{position:absolute;right:14px;top:22px}
  .lib-school{position:relative;padding-right:48px}
  .lib-school:not(.buy) .lock-tag{position:absolute;right:16px;top:22px}
}

/* 交付位：已购手册的直达入口 */
.lib-feature{max-width:1180px;width:100%;margin:34px auto 0;padding:0 clamp(20px,7vw,92px);display:grid;grid-template-columns:170px minmax(0,1fr);gap:30px;align-items:center}
.lib-feature-cover{position:relative;display:block;width:100%;aspect-ratio:3/4;overflow:hidden;background:#1d4b3f;border:1px solid #d8d3c5}
.lib-feature-cover img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 28%}
.lib-feature-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,40,32,.08),rgba(13,40,32,.42))}
.lib-feature-cover span{position:absolute;z-index:1;left:12px;top:12px;padding:5px 9px;border:1px solid rgba(255,255,255,.55);color:#fff;font-size:9.5px;letter-spacing:.16em}
.lib-feature-body{padding:22px 0;border-top:1px solid var(--lib-line);border-bottom:1px solid var(--lib-line)}
.lib-feature-body .lib-kicker{font-size:10.5px}
.lib-feature-body h2{margin:12px 0 0;font-family:"Songti SC","Noto Serif SC",STSong,serif;font-size:clamp(24px,3.4vw,34px);line-height:1.3;font-weight:600;letter-spacing:-.01em}
.lib-feature-body p{margin:10px 0 0;max-width:560px;font-size:13px;line-height:1.8;color:var(--lib-muted)}
.lib-feature-meta{display:flex;flex-wrap:wrap;gap:14px;margin:14px 0 0;font-size:11.5px;color:#8a938e}
.lib-feature-meta b{color:var(--lib-ink);font-weight:600}
.lib-feature-actions{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 0}
.lib-feature-actions a{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border:1px solid var(--lib-ink);font-size:13px;line-height:1;color:var(--lib-ink);transition:background .15s,color .15s}
.lib-feature-actions a.primary{background:var(--lib-ink);color:#fff}
.lib-feature-actions a.primary:hover{background:#0f2a22}
.lib-feature-actions a.line{border-color:#cfccc2;color:#5f6b64}
.lib-feature-actions a.line:hover{border-color:var(--lib-ink);color:var(--lib-ink)}
@media(max-width:700px){
  .lib-feature{grid-template-columns:104px minmax(0,1fr);gap:16px;margin-top:26px}
  .lib-feature-cover span{left:8px;top:8px;padding:4px 7px;font-size:8.5px}
  .lib-feature-body{padding:16px 0}
  .lib-feature-body h2{font-size:21px;margin-top:9px}
  .lib-feature-body p{font-size:12px;line-height:1.7}
  .lib-feature-meta{gap:10px;font-size:10.5px;margin-top:10px}
  .lib-feature-actions{margin-top:14px}
  .lib-feature-actions a{padding:11px 15px;font-size:12px}
}