.qq-book-page{background:#f5f7fb;color:#1f3971;padding-top:90px;overflow:hidden;}
.qq-book-page *{box-sizing:border-box;}
.qq-book-hero{position:relative;background-color:#172b56;background-position:center;background-size:cover;background-repeat:no-repeat;color:#fff;padding:88px 0 62px;overflow:hidden;}
.qq-book-hero:before{content:"";position:absolute;left:0;right:0;bottom:0;height:12px;background:linear-gradient(90deg,#d4a33f 0%,#315aa3 52%,#ffffff 100%);opacity:.82;z-index:1;}
.qq-book-hero:after{content:"BOOKS";position:absolute;right:6%;bottom:24px;color:rgba(255,255,255,.06);font-size:118px;line-height:1;font-weight:700;letter-spacing:0;}
.qq-book-hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(23,43,86,.94) 0%,rgba(23,43,86,.84) 45%,rgba(23,43,86,.58) 100%),linear-gradient(180deg,rgba(23,43,86,.08) 0%,rgba(23,43,86,.38) 100%);z-index:0;}
.qq-book-hero .container{position:relative;z-index:2;}
.qq-book-breadcrumb{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;color:#d7e0f2;font-size:13px;}
.qq-book-breadcrumb a{color:#d7e0f2;}
.qq-book-breadcrumb a:hover{color:#d4a33f;}
.qq-book-hero-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:44px;align-items:end;}
.qq-book-hero-copy h1{font-size:50px;line-height:1.18;color:#fff;font-weight:700;margin:0 0 18px;}
.qq-book-hero-copy p{font-size:17px;line-height:1.95;color:#edf2fb;max-width:740px;margin:0;}
.qq-book-hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.qq-book-hero-tags span{display:inline-block;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:4px;color:#fff;font-size:14px;font-weight:700;padding:10px 15px;}
.qq-book-hero-panel{background:#fff;border-radius:8px;color:#1f3971;padding:30px 28px;box-shadow:0 28px 70px rgba(13,28,62,.2);}
.qq-book-hero-panel strong{display:block;color:#d4a33f;font-size:46px;line-height:1;font-weight:700;margin-bottom:14px;}
.qq-book-hero-panel span{display:block;color:#5c6680;font-size:15px;line-height:1.9;}
.qq-book-section{padding:64px 0 92px;background:#f5f7fb;}
.qq-book-toolbar{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;margin-bottom:28px;}
.qq-book-toolbar-title h2{font-size:32px;line-height:1.35;color:#1f3971;font-weight:700;margin:0 0 8px;}
.qq-book-toolbar-title p{font-size:15px;line-height:1.8;color:#5c6680;margin:0;}
.qq-book-sort{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:9px;margin:0;padding:0;min-width:260px;}
.qq-book-sort li{margin:0;}
.qq-book-sort a{display:block;height:36px;line-height:34px;border:1px solid #dfe7f1;border-radius:4px;background:#fff;color:#5c6680;font-size:13px;font-weight:700;padding:0 14px;}
.qq-book-sort a.active,.qq-book-sort a:hover{background:#1f3971;border-color:#1f3971;color:#fff;}
.qq-book-filter{background:#fff;border:1px solid #e4ebf4;border-radius:8px;padding:22px 24px;margin-bottom:28px;box-shadow:0 14px 34px rgba(31,57,113,.05);}
.qq-book-filter-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px;}
.qq-book-filter-head h3{font-size:18px;line-height:1.4;color:#1f3971;font-weight:700;margin:0;}
.qq-book-filter-head label{margin:0;color:#5c6680;font-size:13px;font-weight:400;}
.qq-book-filter .tabs-group{display:grid;grid-template-columns:98px minmax(0,1fr);gap:14px;margin-bottom:14px;}
.qq-book-filter .tabs-group:last-child{margin-bottom:0;}
.qq-book-filter .title{color:#1f3971;font-size:14px;font-weight:700;line-height:34px;}
.qq-book-filter .content{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;}
.qq-book-filter .content li{margin:0;}
.qq-book-filter .content a{display:block;height:34px;line-height:32px;border:1px solid #e4ebf4;border-radius:4px;color:#5c6680;background:#f8fafc;font-size:13px;padding:0 13px;}
.qq-book-filter .content li.active a,.qq-book-filter .content a:hover{background:#fff8e7;border-color:#d4a33f;color:#9a6b18;}
.qq-book-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.qq-book-card{background:#fff;border:1px solid #e4ebf4;border-radius:8px;min-height:100%;box-shadow:0 18px 48px rgba(31,57,113,.06);overflow:hidden;transition:all .25s ease;}
.qq-book-card:hover{transform:translateY(-5px);border-color:#d5dfec;box-shadow:0 24px 58px rgba(31,57,113,.14);}
.qq-book-card-immersive{background:#172b56;}
.qq-book-cover{display:block;position:relative;aspect-ratio:3 / 4;background:#172b56;overflow:hidden;color:#fff;}
.qq-book-cover:before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(13,28,62,0) 26%,rgba(13,28,62,.45) 62%,rgba(13,28,62,.92) 100%);opacity:0;transition:opacity .28s ease;}
.qq-book-cover:after{content:"";position:absolute;inset:14px;z-index:3;border:1px solid rgba(255,255,255,.24);border-radius:6px;opacity:0;transform:scale(.98);transition:all .28s ease;pointer-events:none;}
.qq-book-cover img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.25,.46,.45,.94),filter .28s ease;}
.qq-book-card:hover .qq-book-cover:before,.qq-book-card:hover .qq-book-cover:after{opacity:1;}
.qq-book-card:hover .qq-book-cover:after{transform:scale(1);}
.qq-book-card:hover .qq-book-cover img{transform:scale(1.06);filter:saturate(.9) brightness(.82);}
.qq-book-cover-label{position:absolute;left:18px;top:18px;z-index:4;display:inline-block;background:#d4a33f;color:#1f3971;border-radius:4px;font-size:12px;font-weight:700;line-height:28px;height:28px;padding:0 10px;transition:opacity .2s ease,transform .2s ease;}
.qq-book-card:hover .qq-book-cover-label{opacity:0;transform:translateY(-6px);}
.qq-book-cover-info{position:absolute;left:0;right:0;bottom:0;z-index:4;padding:28px 26px 26px;color:#fff;transform:translateY(18px);opacity:0;transition:all .28s ease;}
.qq-book-card:hover .qq-book-cover-info{transform:translateY(0);opacity:1;}
.qq-book-cover-info em{display:block;font-style:normal;color:#d4a33f;font-size:12px;line-height:1;font-weight:700;margin-bottom:10px;}
.qq-book-cover-info h3{color:#fff;font-size:23px;line-height:1.35;font-weight:700;margin:0 0 10px;}
.qq-book-cover-info p{color:#edf2fb;font-size:13px;line-height:1.75;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.qq-book-cover-meta{display:flex;flex-wrap:wrap;gap:8px 12px;color:#d7e0f2;font-size:12px;line-height:1.5;margin-bottom:18px;}
.qq-book-cover-meta span{display:inline-flex;align-items:center;gap:5px;}
.qq-book-cover-meta i{color:#d4a33f;}
.qq-book-cover-info strong{display:inline-flex;align-items:center;gap:8px;background:#d4a33f;color:#1f3971;border-radius:4px;min-height:38px;padding:0 16px;font-size:13px;line-height:38px;font-weight:700;}
.qq-book-cover-info strong i{transition:transform .2s ease;}
.qq-book-cover:hover .qq-book-cover-info strong i{transform:translateX(4px);}
.qq-book-empty{grid-column:1 / -1;background:#fff;border:1px solid #e4ebf4;border-radius:8px;padding:48px 24px;text-align:center;color:#5c6680;font-size:15px;}
.qq-book-pagination{text-align:center;margin-top:38px;}
.qq-book-pagination .pagination{margin:0;}
.qq-book-pagination .pagination>li>a,.qq-book-pagination .pagination>li>span{background:#fff;border-color:#dfe7f1;color:#5c6680;margin:0 4px;border-radius:4px;}
.qq-book-pagination .pagination>.active>a,.qq-book-pagination .pagination>.active>span,.qq-book-pagination .pagination>li>a:hover{background:#1f3971;border-color:#1f3971;color:#fff;}
.qq-book-next{margin-top:42px;background:#fff;border:1px solid #dfe8f4;border-radius:8px;padding:28px 32px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:26px;box-shadow:0 18px 46px rgba(31,57,113,.06);}
.qq-book-next-copy h2{font-size:28px;line-height:1.35;color:#1f3971;font-weight:700;margin:0 0 10px;}
.qq-book-next-copy p{font-size:15px;line-height:1.86;color:#5c6680;margin:0;max-width:720px;}
.qq-book-next-path{display:flex;align-items:center;gap:10px;background:#f8fafc;border:1px solid #e4ebf4;border-radius:8px;padding:12px 14px;white-space:nowrap;}
.qq-book-next-path span{color:#1f3971;font-size:13px;line-height:1.4;font-weight:700;}
.qq-book-next-path i{color:#d4a33f;font-size:14px;}
.qq-book-next a{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#1f3971;color:#fff;border-radius:4px;height:46px;line-height:46px;padding:0 24px;font-weight:700;white-space:nowrap;}
.qq-book-next a:hover{background:#d4a33f;color:#1f3971;}
.qq-book-detail-page{background:#f5f7fb;color:#1f3971;padding-top:90px;overflow:hidden;}
.qq-book-detail-page *{box-sizing:border-box;}
.qq-book-detail-stage{position:relative;background-color:#172b56;background-position:center;background-size:cover;background-repeat:no-repeat;color:#fff;padding:70px 0 84px;overflow:hidden;}
.qq-book-detail-stage:before{content:"";position:absolute;left:0;right:0;bottom:0;height:12px;background:linear-gradient(90deg,#d4a33f 0%,#315aa3 52%,#ffffff 100%);opacity:.82;z-index:1;}
.qq-book-detail-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,32,61,.96) 0%,rgba(23,43,86,.88) 48%,rgba(23,43,86,.66) 100%);backdrop-filter:blur(3px);z-index:0;}
.qq-book-detail-stage .container{position:relative;z-index:2;}
.qq-book-detail-breadcrumb{margin-bottom:36px;}
.qq-book-detail-intro{display:grid;grid-template-columns:340px minmax(0,1fr);gap:64px;align-items:center;}
.qq-book-detail-cover-wrap{position:relative;perspective:1000px;}
.qq-book-detail-cover-wrap:before{content:"";position:absolute;left:30px;right:6px;bottom:-22px;height:34px;background:rgba(13,28,62,.38);filter:blur(18px);border-radius:50%;}
.qq-book-detail-cover{position:relative;width:100%;max-width:300px;margin:0 auto;background:#fff;border-radius:8px;padding:10px 10px 10px 18px;box-shadow:0 30px 80px rgba(13,28,62,.3);transform:rotateY(-8deg);transform-origin:left center;}
.qq-book-detail-cover:before{content:"";position:absolute;left:8px;top:10px;bottom:10px;width:8px;background:linear-gradient(180deg,#e6edf8,#aab8cf);border-radius:4px;opacity:.88;}
.qq-book-detail-cover img{display:block;width:100%;aspect-ratio:3 / 4;object-fit:cover;border-radius:5px;background:#edf2fb;}
.qq-book-detail-cover span{position:absolute;left:30px;top:26px;display:inline-block;background:#d4a33f;color:#1f3971;border-radius:4px;font-size:12px;font-weight:700;line-height:28px;height:28px;padding:0 10px;}
.qq-book-detail-copy h1{font-size:52px;line-height:1.18;color:#fff;font-weight:700;margin:0 0 20px;max-width:800px;}
.qq-book-detail-copy p{font-size:17px;line-height:1.95;color:#edf2fb;max-width:820px;margin:0;}
.qq-book-detail-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.qq-book-detail-meta span{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:4px;color:#fff;font-size:13px;font-weight:700;padding:9px 13px;}
.qq-book-detail-meta i{color:#d4a33f;}
.qq-book-detail-brief{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:760px;margin-top:24px;}
.qq-book-detail-brief div{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:8px;padding:18px 20px;}
.qq-book-detail-brief strong{display:block;color:#d4a33f;font-size:15px;line-height:1.4;margin-bottom:6px;}
.qq-book-detail-brief span{display:block;color:#edf2fb;font-size:14px;line-height:1.75;}
.qq-book-detail-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.qq-book-detail-actions a{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:4px;height:48px;line-height:48px;padding:0 24px;font-weight:700;}
.qq-book-detail-primary{background:#d4a33f;color:#1f3971;}
.qq-book-detail-secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;}
.qq-book-detail-actions a:hover{background:#fff;color:#1f3971;}
.qq-book-detail-value{background:#f5f7fb;padding:36px 0 0;}
.qq-book-reading-head{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:18px;}
.qq-book-reading-head h2{color:#1f3971;font-size:30px;line-height:1.35;font-weight:700;margin:0;}
.qq-book-value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:#fff;border:1px solid #e4ebf4;border-radius:8px;box-shadow:0 16px 42px rgba(31,57,113,.045);overflow:hidden;}
.qq-book-value-grid div{position:relative;background:#fff;border-right:1px solid #e8edf5;padding:24px 24px 24px 72px;min-height:136px;}
.qq-book-value-grid div:last-child{border-right:0;}
.qq-book-value-grid em{position:absolute;left:24px;top:26px;font-style:normal;color:#d4a33f;font-size:24px;line-height:1;font-weight:700;}
.qq-book-value-grid strong{display:block;color:#1f3971;font-size:19px;line-height:1.4;margin-bottom:8px;}
.qq-book-value-grid span{display:block;color:#5c6680;font-size:14px;line-height:1.75;}
.qq-book-detail-section{padding:26px 0 88px;background:#f5f7fb;}
.qq-book-detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start;}
.qq-book-article{background:#fff;border:1px solid #e4ebf4;border-radius:8px;padding:0;box-shadow:0 18px 48px rgba(31,57,113,.06);overflow:hidden;}
.qq-book-article-head{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fbfcfe;border-bottom:1px solid #e8edf5;margin-bottom:0;padding:26px 34px;}
.qq-book-article-head h2{font-size:28px;line-height:1.35;color:#1f3971;font-weight:700;margin:0;}
.qq-book-article-head>a{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #e4ebf4;border-radius:4px;color:#1f3971;font-size:13px;font-weight:700;min-height:36px;padding:0 12px;white-space:nowrap;}
.qq-book-article-head>a:hover{background:#fff8e7;border-color:#d4a33f;color:#9a6b18;}
.qq-book-content{color:#34415a;font-size:16px;line-height:2;padding:34px 38px;}
.qq-book-content:empty:before{content:"正文内容暂未维护。";display:block;color:#8a94a8;background:#f8fafc;border:1px dashed #dfe7f1;border-radius:8px;padding:28px;text-align:center;}
.qq-book-content p{margin:0 0 20px;}
.qq-book-content img{max-width:100%;height:auto;border-radius:8px;}
.qq-book-content h1,.qq-book-content h2,.qq-book-content h3,.qq-book-content h4{color:#1f3971;font-weight:700;line-height:1.45;margin:28px 0 14px;}
.qq-book-content ul,.qq-book-content ol{padding-left:22px;margin:0 0 20px;}
.qq-book-content blockquote{margin:24px 0;padding:18px 22px;border-left:4px solid #d4a33f;background:#f8fafc;color:#5c6680;}
.qq-book-article-foot{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fbfcfe;border-top:1px solid #e8edf5;padding:20px 34px;}
.qq-book-article-foot span{color:#5c6680;font-size:14px;line-height:1.7;}
.qq-book-article-foot a{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#1f3971;color:#fff;border-radius:4px;min-height:40px;padding:0 16px;font-weight:700;white-space:nowrap;}
.qq-book-article-foot a:hover{background:#d4a33f;color:#1f3971;}
.qq-book-detail-side{position:sticky;top:96px;display:grid;gap:18px;}
.qq-book-side-card{background:#fff;border:1px solid #e4ebf4;border-radius:8px;padding:24px 22px;box-shadow:0 18px 48px rgba(31,57,113,.06);}
.qq-book-side-summary{background:#172b56;border-color:#172b56;color:#fff;}
.qq-book-side-card h3{font-size:20px;line-height:1.45;color:#1f3971;font-weight:700;margin:0 0 16px;}
.qq-book-side-summary h3{color:#fff;}
.qq-book-side-summary p{color:#dbe5f5;font-size:14px;line-height:1.8;margin:0;}
.qq-book-side-card ul{margin:0 0 20px;padding:0;display:grid;gap:10px;}
.qq-book-side-card li{display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:start;background:#f8fafc;border:1px solid #e8edf5;border-radius:6px;padding:12px;}
.qq-book-side-card li em{font-style:normal;color:#d4a33f;font-size:16px;line-height:1.5;font-weight:700;}
.qq-book-side-card li span{color:#5c6680;font-size:13px;line-height:1.7;}
.qq-book-side-card>a{display:flex;align-items:center;justify-content:center;gap:8px;background:#1f3971;color:#fff;border-radius:4px;min-height:44px;padding:0 16px;font-weight:700;}
.qq-book-side-card>a:hover{background:#d4a33f;color:#1f3971;}
.qq-book-side-nav{display:grid;gap:10px;}
.qq-book-side-nav h3{margin-bottom:4px;}
.qq-book-side-nav a{justify-content:flex-start;background:#f8fafc;border:1px solid #e4ebf4;color:#1f3971;line-height:1.55;text-align:left;padding:10px 12px;}
.qq-book-side-nav a:hover{border-color:#d4a33f;}
@media (max-width:991px){
    .qq-book-page{padding-top:70px;}
    .qq-book-detail-page{padding-top:70px;}
    .qq-book-hero{padding:54px 0 42px;}
    .qq-book-detail-stage{padding:44px 0 54px;}
    .qq-book-hero:after{display:none;}
    .qq-book-hero-layout,.qq-book-grid,.qq-book-detail-intro,.qq-book-detail-layout,.qq-book-value-grid{grid-template-columns:1fr;}
    .qq-book-hero-copy h1{font-size:34px;}
    .qq-book-detail-copy h1{font-size:34px;}
    .qq-book-hero-copy p{font-size:15px;}
    .qq-book-detail-copy p{font-size:15px;}
    .qq-book-hero-tags span{font-size:13px;padding:10px 12px;}
    .qq-book-detail-intro{gap:30px;}
    .qq-book-detail-cover{max-width:280px;}
    .qq-book-detail-brief{grid-template-columns:1fr;}
    .qq-book-detail-actions a{width:100%;}
    .qq-book-toolbar{display:block;}
    .qq-book-sort{justify-content:flex-start;margin-top:18px;min-width:0;}
    .qq-book-section{padding:46px 0 70px;}
    .qq-book-toolbar-title h2{font-size:25px;}
    .qq-book-filter{padding:20px 18px;}
    .qq-book-filter-head{display:block;}
    .qq-book-filter-head label{display:block;margin-top:10px;}
    .qq-book-filter .tabs-group{grid-template-columns:1fr;gap:8px;}
    .qq-book-filter .title{line-height:1.5;}
    .qq-book-cover{aspect-ratio:3 / 4;}
    .qq-book-cover:before,.qq-book-cover:after{opacity:1;}
    .qq-book-cover img{filter:saturate(.92) brightness(.82);}
    .qq-book-cover-info{opacity:1;transform:none;padding:24px 22px;}
    .qq-book-cover-info h3{font-size:21px;}
    .qq-book-cover-label{display:none;}
    .qq-book-next{grid-template-columns:1fr;gap:18px;padding:24px 20px;}
    .qq-book-next h2{font-size:23px;}
    .qq-book-next-path{justify-content:center;white-space:normal;}
    .qq-book-next a{width:100%;text-align:center;}
    .qq-book-detail-value{padding:24px 0 0;}
    .qq-book-reading-head{display:block;margin-bottom:14px;}
    .qq-book-reading-head h2{font-size:23px;margin-top:8px;}
    .qq-book-value-grid div{border-right:0;border-bottom:1px solid #e8edf5;padding:20px 18px 20px 62px;min-height:0;}
    .qq-book-value-grid div:last-child{border-bottom:0;}
    .qq-book-value-grid em{left:18px;top:22px;font-size:22px;}
    .qq-book-detail-section{padding:24px 0 70px;}
    .qq-book-article{padding:0;}
    .qq-book-article-head{display:block;padding:24px 20px;}
    .qq-book-article-head>a{margin-top:14px;width:100%;justify-content:center;}
    .qq-book-article-head h2{font-size:23px;}
    .qq-book-content{font-size:15px;padding:24px 20px;}
    .qq-book-article-foot{display:block;padding:20px;}
    .qq-book-article-foot a{width:100%;margin-top:14px;}
    .qq-book-detail-side{position:static;}
}
@media (min-width:992px) and (max-width:1199px){
    .qq-book-grid{grid-template-columns:repeat(2,1fr);}
}