*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #FF6600;--primary-hover: #e55a00;--primary-light: #fff3eb;--text: #333333;--text-secondary: #666666;--text-muted: #999999;--bg-page: #f4f4f4;--bg-white: #ffffff;--border: #e8e8e8;--border-light: #f0f0f0;--nav-dark: #2b2b2b;--radius: 4px;--shadow-sm: 0 1px 4px rgba(0,0,0,.08);--shadow-md: 0 2px 8px rgba(0,0,0,.12);--nav-top: 56px;--nav-bar: 40px;--nav-height: 96px;--max-width: 1100px}html{font-size:14px}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;color:var(--text);background:var(--bg-page);line-height:1.5;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{font-family:inherit;cursor:pointer;border:none;background:none}img{display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.layout-body{padding-top:var(--nav-height)}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000}.navbar-top{height:var(--nav-top);background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 20px;gap:20px}.navbar-logo{display:flex;align-items:center;gap:8px;text-decoration:none;flex-shrink:0}.navbar-logo-icon{width:38px;height:38px;background:#f5a623;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:#1a1a1a;line-height:1}.navbar-logo-text{display:flex;flex-direction:column;line-height:1.2}.navbar-logo-name{font-size:18px;font-weight:700;color:#1a1a1a}.navbar-logo-slogan{font-size:11px;color:var(--primary);font-weight:500}.navbar-search{flex:1;max-width:460px;margin:0 auto;display:flex;height:34px;border:2px solid var(--primary);border-radius:3px;overflow:hidden}.navbar-search input{flex:1;border:none;outline:none;padding:0 12px;font-size:13px;color:var(--text);background:#fff}.navbar-search input::placeholder{color:#bbb}.navbar-search-btn{background:var(--primary);color:#fff;padding:0 16px;font-size:13px;font-weight:500;border:none;cursor:pointer;white-space:nowrap;transition:background .2s}.navbar-search-btn:hover{background:var(--primary-hover)}.navbar-user-area{display:flex;align-items:center;gap:10px;flex-shrink:0}.navbar-login-link{font-size:13px;color:var(--text);display:flex;align-items:center;gap:4px;cursor:pointer}.navbar-login-link:hover{color:var(--primary)}.navbar-register-link{font-size:13px;color:#fff;background:var(--primary);padding:4px 12px;border-radius:3px;cursor:pointer}.navbar-register-link:hover{background:var(--primary-hover)}.navbar-username{font-size:13px;color:var(--text);cursor:pointer}.navbar-username:hover{color:var(--primary)}.navbar-bar{height:var(--nav-bar);background:var(--nav-dark);display:flex;align-items:center;padding:0 20px}.navbar-nav-left{display:flex;align-items:center;gap:0}.navbar-nav-right{display:flex;align-items:center;gap:0;margin-left:auto}.navbar-bar a{display:inline-block;padding:0 14px;height:var(--nav-bar);line-height:var(--nav-bar);font-size:14px;color:#ccc;transition:color .15s,background .15s;white-space:nowrap;position:relative}.navbar-bar a:hover{color:#fff;background:#ffffff0f}.navbar-bar a.active{color:#fff;font-weight:600}.navbar-bar a.active:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:24px;height:2px;background:var(--primary);border-radius:1px}.navbar-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;margin-left:auto}.navbar-hamburger span{display:block;width:22px;height:2px;background:#333;border-radius:1px}.navbar-mobile-menu{display:none;position:fixed;top:var(--nav-top);left:0;right:0;background:#fff;border-top:1px solid var(--border);z-index:999;padding:8px 0;box-shadow:0 4px 12px #0000001a}.navbar-mobile-menu.open{display:block}.navbar-mobile-menu a{display:block;padding:12px 20px;font-size:15px;color:var(--text);border-bottom:1px solid var(--border-light)}.navbar-mobile-menu a:last-child{border-bottom:none}.navbar-mobile-menu a:hover{color:var(--primary);background:var(--primary-light)}.banner-section{width:100%;background:#1a1a1a;overflow:hidden}.banner-inner{position:relative;overflow:hidden}.banner-slides{display:flex;transition:transform .5s ease}.banner-slide{min-width:100%;flex-shrink:0}.banner-slide img{width:100%;height:200px;object-fit:cover;display:block}.banner-dots{position:absolute;bottom:10px;left:50%;transform:translate(-50%);display:flex;gap:6px}.banner-dot{width:8px;height:8px;border-radius:50%;background:#ffffff80;cursor:pointer;transition:background .2s;border:none}.banner-dot.active{background:#fff}.promo-section{background:#fff;border-bottom:1px solid var(--border);padding:16px 0}.promo-grid{display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:16px;align-items:stretch}.promo-card{background:#fdf6e9;border-radius:6px;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;transition:box-shadow .2s;min-height:76px}.promo-card:hover{box-shadow:var(--shadow-md)}.promo-card-body h3{font-size:15px;font-weight:700;color:var(--text);margin-bottom:6px}.promo-card-body p{font-size:12px;color:var(--text-secondary);margin-bottom:6px}.promo-card-links{display:flex;gap:12px}.promo-card-links a{font-size:12px;color:var(--primary);display:flex;align-items:center;gap:2px}.promo-card-links a:hover{text-decoration:underline}.promo-card-icon{font-size:40px;opacity:.6;flex-shrink:0}.news-panel{background:#fff;border:1px solid var(--border);border-radius:6px;padding:12px 14px}.news-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.news-panel-header h3{font-size:14px;font-weight:700;color:var(--text)}.news-panel-header a{font-size:12px;color:var(--text-muted)}.news-panel-header a:hover{color:var(--primary)}.news-list{list-style:none}.news-list li{display:flex;align-items:center;justify-content:space-between;padding:5px 0;border-bottom:1px solid var(--border-light);font-size:13px}.news-list li:last-child{border-bottom:none}.news-list li a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text);margin-right:12px}.news-list li a:hover{color:var(--primary)}.news-list li span{color:var(--text-muted);font-size:12px;flex-shrink:0}.cat-section{background:#fff;border-bottom:1px solid var(--border);padding:10px 0}.cat-row{display:flex;align-items:center;padding:4px 0}.cat-row+.cat-row{border-top:1px solid var(--border-light)}.cat-row-label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text);flex-shrink:0;min-width:88px;padding-right:12px}.cat-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.cat-dot.female{background:#f06292}.cat-dot.male{background:#42a5f5}.cat-tags{display:flex;flex-wrap:wrap}.cat-tag{font-size:13px;color:var(--text);padding:3px 12px;cursor:pointer;border-right:1px solid var(--border);transition:color .15s}.cat-tag:last-child{border-right:none}.cat-tag:hover{color:var(--primary)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.section-title{font-size:18px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:8px}.section-title:before{content:"";display:block;width:4px;height:18px;background:var(--primary);border-radius:2px;flex-shrink:0}.section-more{font-size:13px;color:var(--text-muted);display:flex;align-items:center;gap:2px}.section-more:hover{color:var(--primary)}.rank-section{background:#fff;padding:20px 0;margin-bottom:0}.rank-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.rank-col{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fafafa}.rank-col-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#fff;border-bottom:1px solid var(--border)}.rank-col-title{font-size:14px;font-weight:700;color:var(--text)}.rank-col-more{font-size:12px;color:var(--text-muted)}.rank-col-more:hover{color:var(--primary)}.rank-top1{display:flex;align-items:flex-start;gap:10px;padding:12px;background:#fff;border-bottom:1px solid var(--border)}.rank-top1-info{flex:1;min-width:0}.rank-badge-1{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;background:#f5a623;color:#fff;font-size:11px;font-weight:700;border-radius:3px;margin-bottom:5px}.rank-top1-title{font-size:13px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block;margin-bottom:4px}.rank-top1-title:hover{color:var(--primary)}.rank-top1-author{font-size:12px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:5px}.rank-top1-heat{font-size:13px;color:var(--primary);font-weight:600}.rank-top1-cover{width:54px;height:76px;border-radius:3px;object-fit:cover;flex-shrink:0;background:#eee}.rank-list{list-style:none}.rank-item{display:flex;align-items:center;gap:8px;padding:7px 12px;border-bottom:1px solid var(--border-light);transition:background .15s;cursor:pointer}.rank-item:last-child{border-bottom:none}.rank-item:hover{background:#fff8f3}.rank-num{width:18px;height:18px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border-radius:2px;color:var(--text-muted)}.rank-num.n1{background:#f5a623;color:#fff}.rank-num.n2{background:#aaa;color:#fff}.rank-num.n3{background:#cd7f32;color:#fff}.rank-item-title{flex:1;font-size:13px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}.rank-item-title:hover{color:var(--primary)}.adapt-section{background:#fff;padding:20px 0}.adapt-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.adapt-card{cursor:pointer}.adapt-cover{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius);background:#eee;margin-bottom:6px}.adapt-title{font-size:13px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.adapt-card:hover .adapt-title{color:var(--primary)}.book-card{display:flex;flex-direction:column;cursor:pointer}.book-cover-wrap{position:relative;width:100%;aspect-ratio:3/4;border-radius:var(--radius);overflow:hidden;background:#eee;box-shadow:0 1px 3px #0000001a}.book-cover-img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .2s}.book-card:hover .book-cover-img{transform:scale(1.03)}.book-cover-placeholder{width:100%;height:100%;background:linear-gradient(145deg,#f60,#ff9a3c);display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:700;text-align:center;padding:8px;line-height:1.4}.book-card-info{margin-top:6px}.book-card-title{font-size:13px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-card:hover .book-card-title{color:var(--primary)}.book-card-author{font-size:12px;color:var(--text-muted);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-card-meta{font-size:12px;color:var(--primary);margin-top:2px;display:flex;align-items:center;gap:4px}.book-grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}.book-grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.book-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tag{display:inline-block;padding:1px 6px;border-radius:2px;font-size:11px;font-weight:500;line-height:1.6}.tag-cat{background:var(--primary-light);color:var(--primary)}.tag-vip{background:linear-gradient(90deg,#f60,#ff9a3c);color:#fff}.tag-free{background:#e8f5e9;color:#4caf50}.tag-end{background:#f3f3f3;color:#999}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);padding:9px 22px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s;white-space:nowrap}.btn-primary:hover{background:var(--primary-hover);color:#fff}.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#fff;color:var(--primary);border:1px solid var(--primary);border-radius:var(--radius);padding:8px 22px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}.btn-outline:hover{background:var(--primary-light)}.cat-page-layout{display:flex;gap:20px;align-items:flex-start}.cat-sidebar{width:150px;flex-shrink:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.cat-sidebar-title{padding:10px 14px;font-size:13px;font-weight:700;background:#f9f9f9;border-bottom:1px solid var(--border);color:var(--text)}.cat-sidebar-item{display:block;padding:9px 14px;font-size:13px;color:var(--text);border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .15s,color .15s}.cat-sidebar-item:last-child{border-bottom:none}.cat-sidebar-item:hover{background:var(--primary-light);color:var(--primary)}.cat-sidebar-item.active{background:var(--primary-light);color:var(--primary);font-weight:600;border-left:3px solid var(--primary)}.cat-content{flex:1;min-width:0}.cat-filter{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;margin-bottom:16px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}.filter-label{font-size:13px;color:var(--text-muted);margin-right:4px}.filter-btn{padding:4px 12px;border-radius:3px;font-size:13px;color:var(--text);cursor:pointer;border:1px solid transparent;transition:all .15s;background:none}.filter-btn:hover{color:var(--primary);border-color:var(--primary)}.filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.rank-page-layout{display:flex;gap:20px;align-items:flex-start}.rank-sidebar{width:150px;flex-shrink:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.rank-sidebar-group{border-bottom:1px solid var(--border)}.rank-sidebar-group:last-child{border-bottom:none}.rank-sidebar-group-title{padding:8px 14px;font-size:12px;color:var(--text-muted);background:#f9f9f9;font-weight:600}.rank-sidebar-item{display:block;padding:9px 14px;font-size:13px;color:var(--text);border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .15s,color .15s}.rank-sidebar-item:last-child{border-bottom:none}.rank-sidebar-item:hover{background:var(--primary-light);color:var(--primary)}.rank-sidebar-item.active{background:var(--primary-light);color:var(--primary);font-weight:600;border-left:3px solid var(--primary)}.rank-main{flex:1;min-width:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.rank-main-header{padding:14px 20px;border-bottom:1px solid var(--border);font-size:16px;font-weight:700;color:var(--text)}.rank-book-item{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .15s}.rank-book-item:last-child{border-bottom:none}.rank-book-item:hover{background:#fff8f3}.rank-book-num{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;border-radius:3px;color:var(--text-muted)}.rank-book-num.n1{background:#f5a623;color:#fff}.rank-book-num.n2{background:#aaa;color:#fff}.rank-book-num.n3{background:#cd7f32;color:#fff}.rank-book-cover{width:52px;height:72px;object-fit:cover;border-radius:3px;background:#eee;flex-shrink:0}.rank-book-info{flex:1;min-width:0}.rank-book-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}.rank-book-title:hover{color:var(--primary)}.rank-book-author{font-size:13px;color:var(--text-muted);margin-bottom:6px}.rank-book-desc{font-size:12px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rank-book-heat{font-size:14px;color:var(--primary);font-weight:600;flex-shrink:0}.search-bar-wrap{background:#fff;padding:16px 0;border-bottom:1px solid var(--border);margin-bottom:16px}.search-input-row{display:flex;height:40px;max-width:600px;border:2px solid var(--primary);border-radius:3px;overflow:hidden}.search-input-row input{flex:1;border:none;outline:none;padding:0 14px;font-size:14px;color:var(--text)}.search-input-row button{background:var(--primary);color:#fff;padding:0 20px;font-size:14px;font-weight:500;border:none;cursor:pointer}.search-input-row button:hover{background:var(--primary-hover)}.search-count{font-size:13px;color:var(--text-muted);margin-bottom:12px}.search-result-list{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.search-result-item{display:flex;gap:14px;padding:14px 16px;border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .15s}.search-result-item:last-child{border-bottom:none}.search-result-item:hover{background:#fff8f3}.search-result-cover{width:60px;height:84px;object-fit:cover;border-radius:3px;background:#eee;flex-shrink:0}.search-result-info{flex:1;min-width:0}.search-result-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px;display:block}.search-result-title:hover{color:var(--primary)}.search-result-author{font-size:13px;color:var(--text-muted);margin-bottom:8px}.search-result-desc{font-size:13px;color:var(--text-muted);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5}.book-detail-wrap{background:#fff;padding:24px 0;margin-bottom:16px}.book-detail-top{display:flex;gap:24px;align-items:flex-start}.book-detail-cover-col{flex-shrink:0}.book-detail-cover-img{width:160px;height:224px;object-fit:cover;border-radius:6px;background:#eee;box-shadow:0 4px 12px #00000026}.book-detail-info-col{flex:1;min-width:0}.book-detail-title{font-size:24px;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.3}.book-detail-meta{display:flex;align-items:center;gap:16px;margin-bottom:12px;flex-wrap:wrap}.book-detail-meta span{font-size:13px;color:var(--text-muted)}.book-detail-meta .author{font-size:14px;color:var(--text);font-weight:500}.book-detail-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}.book-detail-stats{display:flex;gap:28px;margin-bottom:16px}.book-detail-stat{text-align:center}.book-detail-stat-val{font-size:18px;font-weight:700;color:var(--primary);display:block}.book-detail-stat-label{font-size:12px;color:var(--text-muted)}.book-detail-desc{font-size:14px;color:var(--text);line-height:1.7;margin-bottom:16px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.book-detail-desc.expanded{-webkit-line-clamp:unset}.book-detail-actions{display:flex;gap:12px}.chapter-panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:16px}.chapter-panel-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border)}.chapter-panel-header h3{font-size:16px;font-weight:700;color:var(--text)}.chapter-grid{display:grid;grid-template-columns:repeat(3,1fr)}.chapter-item{display:block;padding:10px 14px;font-size:13px;color:var(--text);border-bottom:1px solid var(--border-light);border-right:1px solid var(--border-light);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:background .15s,color .15s}.chapter-item:hover{background:#fff8f3;color:var(--primary)}.reader-page{min-height:100vh;background:#f9f5e9}.reader-topbar{position:fixed;top:0;left:0;right:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);height:48px;display:flex;align-items:center;padding:0 20px;gap:16px;box-shadow:0 1px 4px #00000014}.reader-back{display:flex;align-items:center;gap:4px;font-size:14px;color:var(--text);cursor:pointer}.reader-back:hover{color:var(--primary)}.reader-book-name{font-size:13px;color:var(--text-muted);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reader-chapter-name{font-size:14px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:300px}.reader-settings-toggle{font-size:13px;color:var(--text-muted);cursor:pointer;padding:4px 8px;border-radius:3px;border:1px solid var(--border)}.reader-settings-toggle:hover{color:var(--primary);border-color:var(--primary)}.reader-body{max-width:720px;margin:0 auto;padding:68px 24px 80px}.reader-chapter-title{font-size:20px;font-weight:700;color:var(--text);margin-bottom:24px;text-align:center;line-height:1.4}.reader-text{font-size:18px;line-height:2;color:#333;white-space:pre-wrap;word-break:break-all}.reader-text p{margin-bottom:1em;text-indent:2em}.reader-bottombar{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);height:52px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:12px;box-shadow:0 -1px 4px #00000014}.reader-nav-btn{padding:6px 20px;border-radius:var(--radius);font-size:13px;color:var(--text);border:1px solid var(--border);cursor:pointer;background:#fff;transition:all .15s}.reader-nav-btn:hover:not(:disabled){color:var(--primary);border-color:var(--primary)}.reader-nav-btn:disabled{color:#ccc;cursor:not-allowed}.reader-progress{font-size:12px;color:var(--text-muted);flex:1;text-align:center}.reader-settings-panel{position:fixed;top:48px;right:0;width:260px;background:#fff;border:1px solid var(--border);border-radius:0 0 6px 6px;padding:16px;z-index:200;box-shadow:0 4px 12px #0000001a}.reader-settings-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.reader-settings-row:last-child{margin-bottom:0}.reader-settings-label{font-size:13px;color:var(--text-muted)}.reader-font-btns{display:flex;gap:6px}.reader-font-btn{padding:3px 10px;border:1px solid var(--border);border-radius:3px;font-size:13px;cursor:pointer;background:#fff;color:var(--text)}.reader-font-btn:hover,.reader-font-btn.active{border-color:var(--primary);color:var(--primary)}.reader-theme-btns{display:flex;gap:6px}.reader-theme-btn{width:24px;height:24px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:border-color .15s}.reader-theme-btn.active{border-color:var(--primary)}.login-page{min-height:calc(100vh - var(--nav-height) - 200px);display:flex;align-items:center;justify-content:center;padding:40px 16px}.login-box{background:#fff;border-radius:8px;border:1px solid var(--border);padding:36px 40px;width:100%;max-width:400px;box-shadow:0 4px 16px #0000000f}.login-title{font-size:22px;font-weight:700;color:var(--text);text-align:center;margin-bottom:6px}.login-subtitle{font-size:13px;color:var(--text-muted);text-align:center;margin-bottom:24px}.login-tabs{display:flex;border-bottom:1px solid var(--border);margin-bottom:24px}.login-tab{flex:1;padding:10px;text-align:center;font-size:14px;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .2s}.login-tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;color:var(--text);margin-bottom:6px;font-weight:500}.form-input{width:100%;height:40px;border:1px solid var(--border);border-radius:var(--radius);padding:0 12px;font-size:14px;color:var(--text);outline:none;transition:border-color .2s;background:#fff}.form-input:focus{border-color:var(--primary)}.form-submit{width:100%;height:42px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;margin-top:8px;transition:background .2s}.form-submit:hover{background:var(--primary-hover)}.shelf-panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.shelf-panel-header{padding:14px 20px;border-bottom:1px solid var(--border);font-size:16px;font-weight:700;color:var(--text)}.shelf-empty{padding:60px 20px;text-align:center;color:var(--text-muted)}.shelf-empty p{margin-bottom:16px;font-size:14px}.shelf-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;padding:20px}.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:24px;padding:16px 0;flex-wrap:wrap}.page-btn{min-width:34px;height:34px;padding:0 8px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;cursor:pointer;transition:all .2s;background:#fff;color:var(--text-secondary);font-family:inherit}.page-btn:hover{border-color:var(--primary);color:var(--primary)}.page-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.page-btn:disabled{opacity:.4;cursor:not-allowed}.loading-wrap{display:flex;justify-content:center;align-items:center;padding:60px 20px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted);font-size:14px}.footer{background:#2b2b2b;color:#aaa;padding:32px 0 20px;margin-top:32px}.footer-main{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-bottom:24px}.footer-col-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:12px}.footer-col a{display:block;font-size:13px;color:#888;margin-bottom:8px;transition:color .2s}.footer-col a:hover{color:#ccc}.footer-divider{border:none;border-top:1px solid #3a3a3a;margin-bottom:16px}.footer-bottom{text-align:center;font-size:12px;color:#666;line-height:1.8}.footer-bottom a{color:#666;margin:0 4px}.footer-bottom a:hover{color:#aaa}.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:4px;margin-bottom:8px}.footer-links span{color:#444}.float-sidebar{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:500;display:flex;flex-direction:column;gap:1px}.float-sidebar-item{background:#fff;border:1px solid var(--border);border-right:none;padding:10px 8px;text-align:center;font-size:11px;color:var(--text-muted);cursor:pointer;min-width:48px;transition:background .15s,color .15s}.float-sidebar-item:hover{background:var(--primary-light);color:var(--primary)}@media (max-width: 1100px){.rank-columns{grid-template-columns:repeat(2,1fr)}.adapt-grid,.shelf-grid,.book-grid-6{grid-template-columns:repeat(5,1fr)}}@media (max-width: 900px){.adapt-grid,.shelf-grid,.book-grid-6,.book-grid-5{grid-template-columns:repeat(4,1fr)}.chapter-grid{grid-template-columns:repeat(2,1fr)}.promo-grid,.footer-main{grid-template-columns:1fr 1fr}.float-sidebar{display:none}}@media (max-width: 768px){:root{--nav-top: 52px;--nav-bar: 0px;--nav-height: 52px}.navbar-bar{display:none}.navbar-hamburger{display:flex}.navbar-search{display:none}.navbar-top{padding:0 14px}.banner-slide img{height:140px}.promo-grid{grid-template-columns:1fr}.rank-columns{grid-template-columns:1fr 1fr}.adapt-grid,.shelf-grid,.book-grid-6,.book-grid-5{grid-template-columns:repeat(3,1fr)}.book-grid-4{grid-template-columns:repeat(2,1fr)}.cat-page-layout{flex-direction:column}.cat-sidebar{width:100%}.rank-page-layout{flex-direction:column}.rank-sidebar{width:100%}.book-detail-top{flex-direction:column;align-items:center}.book-detail-cover-img{width:120px;height:168px}.book-detail-title{font-size:20px}.chapter-grid{grid-template-columns:repeat(2,1fr)}.reader-body{padding:60px 16px 70px}.reader-text{font-size:16px}.login-box{padding:28px 20px}.footer-main{grid-template-columns:1fr 1fr;gap:20px}}@media (max-width: 480px){.rank-columns{grid-template-columns:1fr}.adapt-grid,.shelf-grid{grid-template-columns:repeat(3,1fr)}.book-grid-6,.book-grid-5,.book-grid-4{grid-template-columns:repeat(3,1fr);gap:10px}.chapter-grid,.footer-main{grid-template-columns:1fr}.footer-links{font-size:11px}.book-detail-stats{gap:16px}.cat-tags{flex-wrap:wrap}}@media (max-width: 360px){.book-grid-6,.book-grid-5,.book-grid-4{grid-template-columns:repeat(2,1fr);gap:8px}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeInUp .35s ease both}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ddd;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#bbb}::selection{background:#ff660026}