/* ============================================================
   125style Template — 对标 www.125180.com (CeoDocs 主题)
   深蓝导航 #1b2a4e · 橙色点缀 #FF7D18 · 白色卡片 · 浅灰底
   ============================================================ */

:root{
  --primary:#FF7D18;           /* 橙色点缀（按钮、价格、高亮） */
  --primary-dark:#ff6a00;
  --primary-darker:#f2530a;
  --primary-light:#fff3e8;
  --primary-light2:#fff7ef;
  --nav-bg:#1b2a4e;            /* 深蓝导航背景 */
  --nav-bg-light:#243358;
  --text:#4a5568;
  --text-strong:#1a202c;
  --text-muted:#8896a6;
  --text-nav:#c8d0dc;
  --bg:#f5f7fa;
  --card-bg:#ffffff;
  --border:#e8ecf1;
  --border-strong:#dde2ea;
  --radius:6px;
  --radius-lg:10px;
  --shadow-card:0 2px 12px rgba(0,0,0,.06);
  --shadow-card-hover:0 8px 28px rgba(27,42,78,.12);
  --max-width:1240px;
  --nav-h:56px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{font-family:var(--font);font-size:14px;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;padding:0;}
a{color:var(--text-strong);text-decoration:none;transition:color .2s;}
a:hover{color:var(--primary);}
img{max-width:100%;display:block;}
h1,h2,h3,h4,h5{margin:0;font-weight:600;color:var(--text-strong);}

/* ===== 容器 & 工具类 ===== */
.container-xl{max-width:var(--max-width);margin:0 auto;padding:0 20px;width:100%;}
.row{display:flex;flex-wrap:wrap;margin:0 -12px;}
.row>[class*=col]{padding:0 12px;}
.col{flex:1 1 0%;min-width:0;}
.col-auto{flex:0 0 auto;}
.d-flex{display:flex;}
.align-items-center{align-items:center;}
.align-items-end{align-items:flex-end;}
.justify-content-between{justify-content:space-between;}
.justify-content-center{justify-content:center;}
.text-center{text-align:center;}
.mb-2{margin-bottom:.5rem;}
.mb-3{margin-bottom:1rem;}
.mb-4{margin-bottom:1.5rem;}
.mt-2{margin-top:.5rem;}
.mt-4{margin-top:1.5rem;}
.py-3{padding-top:.75rem;padding-bottom:.75rem;}
.py-4{padding-top:1.5rem;padding-bottom:1.5rem;}
.py-5{padding-top:2rem;padding-bottom:2rem;}
.px-4{padding-left:1rem;padding-right:1rem;}
.flex-fill{flex:1 1 auto;min-width:0;}
.fw-semibold{font-weight:600;}
.fw-bold{font-weight:700;}
.fw-bolder{font-weight:800;}
.text-truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.text-muted{color:var(--text-muted);}
.w-100{width:100%;}

/* Bootstrap 栅格兼容 */
.col-4{flex:0 0 33.333333%;max-width:33.333333%;}
.col-6{flex:0 0 50%;max-width:50%;}
.col-12{flex:0 0 100%;max-width:100%;}
.col-auto{flex:0 0 auto;width:auto;max-width:none;}
.col-md-1{width:8.333333%;}
.col-md-2{width:16.666667%;}
.col-md-3{width:25%;}
.col-md-4{width:33.333333%;}
.col-md-6{width:50%;}
.col-md-8{width:66.666667%;}
.col-md-12{width:100%;}
.col-lg-fifth{width:20% !important;flex:0 0 20% !important;max-width:20% !important;}
@media(max-width:992px){.col-lg-fifth{width:25%!important;max-width:25%!important;}}
@media(max-width:768px){.col-lg-fifth,.col-md-3,.col-md-4,.col-md-6,.col-md-8,.col-md-12{width:100%!important;max-width:100%!important;}.col-4,.col-6{width:100%!important;max-width:100%!important;}}

/* 按钮 */
.btn{display:inline-block;border:none;cursor:pointer;border-radius:var(--radius);padding:9px 22px;font-size:14px;font-weight:500;transition:all .2s;text-decoration:none;line-height:1.4;}
.btn-primary,.btn-green{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important;}
.btn-outline-primary{color:var(--primary)!important;border:1.5px solid var(--primary)!important;background:transparent!important;}
.btn-outline-primary:hover{background:var(--primary)!important;color:#fff!important;}
.btn-success{background:var(--primary)!important;color:#fff!important;}
.btn-secondary{background:var(--text-muted)!important;color:#fff!important;}
.btn-sm{padding:5px 14px;font-size:13px;}
.btn-lg{padding:13px 32px;font-size:16px;}
.btn-warning{background:#f59e0b!important;color:#fff!important;}
.btn-check{appearance:none;}
.btn-group{display:inline-flex;}
.form-control{border:1px solid var(--border-strong);border-radius:var(--radius);padding:8px 14px;font-size:14px;width:100%;outline:none;transition:border-color .2s;background:#fff;}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.input-icon{position:relative;}
.input-icon-addon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);}
.list-group{list-style:none;margin:0;padding:0;}
.list-group-flush .list-group-item{border-left:0;border-right:0;border-radius:0;}
.list-group-item{display:block;padding:12px 16px;border:1px solid var(--border);color:inherit;background:#fff;}
.list-group-item-action:hover{background:var(--bg);z-index:1;}
.card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card-bg);overflow:hidden;}
.card-header,.card-body,.card-footer{padding:14px 16px;}
.card-title{font-size:15px;font-weight:600;margin:0;}
.card-footer{background:transparent;border-top:1px solid var(--border);}

/* ====================== 深蓝导航 (对标 125180) ====================== */
.topnav-wrap{position:sticky;top:0;z-index:999;background:var(--nav-bg);box-shadow:0 2px 12px rgba(0,0,0,.15);}
.topnav-wrap.mobile-open .topnav-nav-area{display:flex!important;}

.topnav{display:flex;align-items:center;height:var(--nav-h);gap:8px;}

/* Logo */
.topnav-logo a{display:inline-flex;flex-direction:column;line-height:1.15;font-size:18px;font-weight:800;color:#fff;letter-spacing:.3px;}
.topnav-logo a small{font-size:11px;font-weight:400;color:var(--text-nav);letter-spacing:0;margin-top:1px;}

/* 汉堡按钮 */
.mobile-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;padding:6px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);cursor:pointer;align-self:center;}
.mobile-toggle span{display:block;width:100%;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .25s;}
.topnav-wrap.mobile-open .mobile-toggle span:nth-child(1){transform:rotate(45deg) translate(5px,5px);}
.topnav-wrap.mobile-open .mobile-toggle span:nth-child(2){opacity:0;}
.topnav-wrap.mobile-open .mobile-toggle span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);}

/* 导航区容器 */
.topnav-nav-area{flex:1 1 auto;display:flex;align-items:center;gap:6px;min-width:0;}

/* 资料分类 mega-menu */
.cat-mega{position:relative;flex:0 0 auto;}
.cat-trigger{display:inline-flex;align-items:center;gap:6px;cursor:pointer;background:rgba(255,125,24,.15);color:var(--primary);font-weight:600;font-size:14px;padding:8px 16px;border-radius:var(--radius);white-space:nowrap;border:1px solid rgba(255,125,24,.25);transition:all .2s;}
.cat-trigger:hover{background:rgba(255,125,24,.25);border-color:rgba(255,125,24,.4);}
.cat-drop{position:absolute;left:0;top:calc(100% + 8px);width:520px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 12px 40px rgba(0,0,0,.2);padding:18px 20px;display:none;z-index:1000;}
.cat-mega:hover .cat-drop{display:block;}
.drop-item{display:flex;gap:14px;padding:10px 0;border-bottom:1px dashed var(--border);}
.drop-item:last-child{border-bottom:0;}
.drop-item .item-left{flex:0 0 110px;min-width:0;}
.drop-item .item-left img{width:34px;height:34px;object-fit:contain;margin-bottom:4px;}
.drop-item .item-left a{display:block;font-weight:700;color:var(--text-strong);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.drop-item ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;}
.drop-item ul li a{display:inline-block;font-size:13px;color:var(--text);background:var(--bg);border-radius:20px;padding:4px 12px;white-space:nowrap;}
.drop-item ul li a:hover{background:var(--primary-light);color:var(--primary);}

/* 主导航菜单 */
.topnav-menu{flex:1 1 auto;min-width:0;overflow:hidden;}
.topnav-menu>ul{list-style:none;display:flex;align-items:center;margin:0;padding:0;gap:0;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;-ms-overflow-style:none;scrollbar-width:none;}
.topnav-menu>ul::-webkit-scrollbar{display:none;}
.topnav-menu>ul>li{position:relative;flex-shrink:0;}
.topnav-menu>ul>li>a{display:block;padding:0 14px;height:var(--nav-h);line-height:var(--nav-h);font-size:14px;font-weight:500;color:var(--text-nav);white-space:nowrap;transition:color .2s;}
.topnav-menu>ul>li>a:hover,
.topnav-menu>ul>li.active>a{color:#fff;background:rgba(255,255,255,.08);}
/* 底部指示条 */
.topnav-menu>ul>li>a::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;background:var(--primary);border-radius:3px 3px 0 0;transform:scaleX(0);transition:transform .2s;}
.topnav-menu>ul>li:hover>a::after,
.topnav-menu>ul>li.active>a::after{transform:scaleX(1);}

/* 二级下拉 */
.sub-menu{position:absolute;left:0;top:var(--nav-h);min-width:160px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 30px rgba(0,0,0,.15);padding:8px 0;list-style:none;margin:0;display:none;z-index:1000;}
.has-sub:hover>.sub-menu{display:block;}
.sub-menu li a{display:block;padding:9px 18px;font-size:14px;color:var(--text);white-space:nowrap;transition:background .15s,color .15s;}
.sub-menu li a:hover{background:var(--primary-light);color:var(--primary);}
.more-group-title{font-weight:700;padding:6px 18px;color:var(--text-strong);font-size:13px;pointer-events:none;}

/* 搜索框 */
.topnav-search{flex:0 0 auto;width:200px;min-width:0;}
.topnav-search form{position:relative;}
.topnav-search input{width:100%;height:36px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);border-radius:40px;padding:0 38px 0 14px;font-size:13px;color:#fff;outline:none;transition:all .2s;}
.topnav-search input::placeholder{color:var(--text-muted);}
.topnav-search input:focus{border-color:var(--primary);background:rgba(255,255,255,.12);box-shadow:0 0 0 3px rgba(255,125,24,.15);}
.topnav-search button{position:absolute;right:4px;top:4px;width:28px;height:28px;border:0;background:transparent;color:var(--text-muted);cursor:pointer;border-radius:50%;}
.topnav-search button:hover{color:var(--primary);}

/* 右侧链接 */
.topnav-right{flex:0 0 auto;display:flex;align-items:center;}
.topnav-right a.link{font-size:13px;color:var(--text-nav);display:flex;align-items:center;gap:4px;white-space:nowrap;}
.topnav-right a.link:hover{color:#fff;}

/* ====================== Hero 搜索区 (对标 125180 首屏) ====================== */
.hero-section{
  background:linear-gradient(135deg,#1b2a4e,#243358);
  padding:28px 0 26px;color:#fff;
}
.hero-inner{display:flex;align-items:center;gap:24px;}
.hero-text h2{font-size:22px;font-weight:800;color:#fff;margin:0 0 6px;}
.hero-text p{font-size:14px;color:var(--text-nav);margin:0;}
.hero-search{flex:1 1 auto;min-width:200px;}
.hero-search form{position:relative;display:flex;gap:8px;}
.hero-search input{flex:1;height:46px;border:2px solid transparent;border-radius:46px;padding:0 52px 0 20px;font-size:15px;background:rgba(255,255,255,.95);color:var(--text-strong);outline:none;transition:all .2s;box-shadow:0 4px 16px rgba(0,0,0,.12);}
.hero-search input:focus{box-shadow:0 4px 20px rgba(255,125,24,.25);border-color:var(--primary);}
.hero-search button[type=submit]{position:absolute;right:4px;top:4px;height:38px;width:38px;border:0;background:var(--primary);color:#fff;border-radius:50%;cursor:pointer;font-size:16px;transition:background .2s;}
.hero-search button[type=submit]:hover{background:var(--primary-dark);}

/* 快捷分类标签 */
.hero-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.hero-pills a{display:inline-flex;align-items:center;gap:4px;padding:6px 16px;border-radius:20px;font-size:13px;font-weight:500;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.15);transition:all .2s;}
.hero-pills a:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
.hero-pills a.active{background:var(--primary);border-color:var(--primary);color:#fff;}

/* 快捷图标网格 */
.quick-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.qbox{background:var(--card-bg);border-radius:var(--radius-lg);padding:18px 14px;text-align:center;box-shadow:var(--shadow-card);transition:box-shadow .2s,transform .2s;cursor:pointer;border:1px solid var(--border);}
.qbox:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px);border-color:var(--primary-light);}
.qicon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin:0 auto 10px;font-size:22px;font-weight:800;color:#fff;}
.qbox h4{font-size:14px;font-weight:700;color:var(--text-strong);margin:0 0 6px;}
.qbox p{font-size:12px;color:var(--text-muted);margin:0;display:flex;justify-content:center;gap:4px;flex-wrap:wrap;}
.qbox p a{color:var(--text-muted);font-size:12px;}
.qbox p a:hover{color:var(--primary);}

/* 颜色变体 */
.qbox.c-orange .qicon{background:linear-gradient(135deg,#ff9a44,#ff7d18);}
.qbox.c-blue .qicon{background:linear-gradient(135deg,#4facfe,#00c6fb);}
.qbox.c-green .qicon{background:linear-gradient(135deg,#43e97b,#38f9d7);}
.qbox.c-purple .qicon{background:linear-gradient(135deg,#a18cd1,#fbc2eb);}
.qbox.c-red .qicon{background:linear-gradient(135deg,#ff758c,#ff7eb3);}

/* ====================== 卡片系统 ====================== */
.doc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.loop-1{margin-bottom:4px;}
.loop-1 .loop-1-box{position:relative;background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:10px;transition:box-shadow .25s,transform .25s;border:1px solid var(--border);}
.loop-1 .loop-1-box:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px);}
.loop-1-box-img{position:relative;overflow:hidden;border-radius:var(--radius);}
.loop-1-box-img .thumb{display:block;width:100%;aspect-ratio:3/4;overflow:hidden;border-radius:var(--radius);background:var(--bg);}
.loop-1-box-img .thumb img{width:100%;height:100%;object-fit:cover;transition:filter .3s,transform .3s;}
.loop-1 .loop-1-box:hover .thumb img{filter:brightness(.55);transform:scale(1.05);}

/* "立即下载"悬浮按钮 */
.loop-1-box-img .thumb .down{position:absolute;left:15%;right:15%;bottom:13%;z-index:2;height:40px;line-height:40px;text-align:center;background:var(--primary);color:#fff;border-radius:50px;font-size:14px;opacity:0;transform:scale(.7);transition:all .25s ease-out;white-space:nowrap;box-shadow:0 4px 14px rgba(255,125,24,.4);}
.loop-1 .loop-1-box:hover .thumb .down{opacity:1;transform:scale(1);}
.loop-1-box-img .thumb .down:hover{box-shadow:0 6px 22px rgba(255,125,24,.5);}

/* VIP 角标 */
.loop-1-box-img .vip{position:absolute;left:8px;top:8px;z-index:2;background:linear-gradient(135deg,#ffd700,#ff9a00);color:#5a3b00;font-size:11px;font-weight:700;padding:2px 8px;border-radius:20px;}
.loop-1 .loop-1-box .content{padding-top:10px;}
.loop-1 .loop-1-box .content h2{font-size:14px;line-height:1.5;margin:0;font-weight:500;}
.loop-1 .loop-1-box .content h2 a{display:block;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.loop-1 .loop-1-box .content h2 a:hover{color:var(--primary);}
.loop-1 .loop-1-box .content .meta{margin-top:6px;font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:6px;}
.loop-1 .loop-1-box .content .price{margin-top:6px;color:var(--primary);font-weight:700;font-size:16px;}

/* modern .book-card 覆盖 */
.book-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden;transition:box-shadow .25s,transform .25s;}
.book-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px);}
.book-card .img-wrapper{position:relative;display:block;aspect-ratio:3/4;overflow:hidden;background:var(--bg);}
.book-card .card-img-top{width:100%;height:100%;object-fit:cover;}
.book-card .price-tag{position:absolute;left:8px;bottom:8px;background:var(--primary);color:#fff;font-size:13px;font-weight:700;padding:3px 10px;border-radius:20px;}
.book-card .card-body{padding:10px;}
.book-card .book-title{font-size:14px;line-height:1.5;color:var(--text);font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.book-card .book-title:hover{color:var(--primary);}
.book-card .book-meta{font-size:12px;color:var(--text-muted);margin-top:6px;}

/* ====================== 首页分区 ====================== */
.home-section{margin-bottom:34px;}
.home-section .section-head{display:flex;align-items:center;margin-bottom:16px;gap:14px;flex-wrap:wrap;}
.home-section .section-head h2{font-size:19px;font-weight:700;color:var(--text-strong);position:relative;padding-left:14px;}
.home-section .section-head h2::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:4px;background:var(--primary);}
.home-section .section-head .more{margin-left:auto;font-size:14px;color:var(--text-muted);white-space:nowrap;}
.home-section .section-head .more:hover{color:var(--primary);}

/* 分区子标签 */
.section-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;padding:10px 0 0;}
.section-tabs a{display:inline-block;padding:5px 16px;border-radius:20px;font-size:13px;font-weight:500;color:var(--text);background:var(--card-bg);border:1px solid var(--border);transition:all .2s;}
.section-tabs a:hover,.section-tabs a.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/* 欢迎横幅 */
.welcome-banner{background:linear-gradient(135deg,var(--primary-light),var(--primary-light2));border:1px solid var(--primary-light);border-radius:var(--radius-lg);padding:20px 24px;margin-bottom:24px;}
.welcome-banner h2{font-size:17px;color:var(--primary-darker);}
.welcome-banner p{margin:4px 0 0;color:var(--text);font-size:14px;}
.welcome-banner .btn{background:var(--primary);color:#fff;border:0;border-radius:40px;padding:9px 24px;font-weight:600;white-space:nowrap;}

/* 热门排行 */
.hot-section .list-group-item{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;color:var(--text-strong);padding:12px 16px;}
.hot-section .rank-num{background:var(--bg);color:var(--text-muted);width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0;}
.hot-section .rank-num.rk-1{background:linear-gradient(135deg,#ffd700,#ffaa00);color:#5a3b00;}
.hot-section .rank-num.rk-2{background:linear-gradient(135deg,#c0c0c8,#90909a);color:#fff;}
.hot-section .rank-num.rk-3{background:linear-gradient(135deg,#cd7f32,#b87333);color:#fff;}
.hot-section .list-group-item:hover{background:var(--primary-light);}

/* ====================== 详情页 ====================== */
.crumb{font-size:13px;color:var(--text-muted);padding:2px 0 14px;display:flex;align-items:center;flex-wrap:wrap;gap:6px;}
.crumb a{color:var(--text-muted);}
.crumb a:hover{color:var(--primary);}
.crumb .current{color:var(--text-strong);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.detail-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:22px;align-items:start;}
.detail-main{min-width:0;}
.detail-sidebar{min-width:0;position:sticky;top:calc(var(--nav-h) + 14px);}

.content-box{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:22px 24px;}
.content-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:10px;}
.content-head .bar{flex:0 0 4px;width:4px;align-self:stretch;background:var(--primary);border-radius:4px;min-height:26px;}
.detail-title{font-size:22px;font-weight:700;color:var(--text-strong);line-height:1.4;flex:1 1 auto;margin:0;}
.content-actions{flex:0 0 auto;display:flex;gap:8px;}
.content-actions .act{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--text-muted);background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:5px 12px;cursor:pointer;white-space:nowrap;}
.content-actions .act:hover{color:var(--primary);border-color:var(--primary-light);background:var(--primary-light);}
.detail-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--text-muted);margin:0 0 14px;padding-bottom:14px;border-bottom:1px dashed var(--border);}
.detail-meta .meta-item{display:inline-flex;align-items:center;gap:5px;}
.detail-meta .meta-item svg{width:15px;height:15px;color:var(--primary);flex-shrink:0;}

.seo-summary{background:var(--primary-light);border-left:3px solid var(--primary);border-radius:var(--radius);padding:12px 14px;margin-bottom:16px;}
.seo-summary h4{font-size:15px;color:var(--primary-darker);margin-bottom:6px;}
.seo-summary p{margin:0;color:var(--text);font-size:14px;line-height:1.7;}

.single-content{font-size:15px;line-height:1.9;color:#3a4256;}
.single-content p{margin:0 0 14px;}
.single-content img{max-width:100%;border-radius:var(--radius);margin:0 auto;}
.dl-area{margin:6px 0 2px;}
.dl-area:empty{display:none;}

/* 作品标签 */
.ceo-single-tagmk{margin-top:18px;padding-top:16px;border-top:1px dashed var(--border);}
.ceo-single-tagmk .title{font-size:14px;font-weight:700;color:var(--text-strong);margin-bottom:10px;display:flex;align-items:center;gap:6px;}
.ceo-single-tagmk .title::before{content:"";width:4px;height:14px;background:var(--primary);border-radius:3px;}
.ceo-single-tagmk .box{display:flex;flex-wrap:wrap;gap:8px;}
.tagpill{display:inline-block;font-size:13px;color:var(--primary);background:var(--primary-light);border:1px solid var(--primary-light);border-radius:20px;padding:5px 14px;transition:.2s;white-space:nowrap;}
.tagpill:hover{background:var(--primary);color:#fff;}

/* 侧栏购买卡 */
.ceo-sidebar-shop1{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px;margin-bottom:18px;}
.ceo-sidebar-shop1 .download-btn{margin-bottom:14px;}
.dl{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:50px;border-radius:var(--radius);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-size:17px;font-weight:700;box-shadow:0 6px 16px rgba(255,125,24,.35);transition:.2s;white-space:nowrap;}
.dl:hover{color:#fff;filter:brightness(1.05);box-shadow:0 8px 22px rgba(255,125,24,.45);}
.ceo-sidebar-shop1 .price-row{text-align:center;margin-bottom:10px;}
.ceo-sidebar-shop1 .price-row .cur{font-size:18px;color:var(--primary);font-weight:700;vertical-align:super;}
.ceo-sidebar-shop1 .price-row .num{font-size:32px;font-weight:800;color:var(--primary);}
.ceo-sidebar-shop1 .buy-meta{text-align:center;margin-bottom:12px;}
.ceo-sidebar-shop1 .buy-meta span{background:var(--primary-light);color:var(--primary-darker);padding:5px 14px;border-radius:20px;font-size:13px;font-weight:600;}
.dl-foot{border-top:1px solid var(--border);padding-top:12px;text-align:center;}
.dl-foot .pay-badges{display:flex;justify-content:center;gap:8px;margin-bottom:8px;}
.dl-foot .pay-badges span{font-size:11px;color:#fff;padding:3px 10px;border-radius:3px;}
.dl-foot .secure{font-size:12px;color:var(--text-muted);}
.dl-foot .trust{display:flex;justify-content:center;gap:12px;margin-top:8px;font-size:11px;color:#28a745;}
.dl-foot .share-row{display:flex;justify-content:center;gap:8px;margin-top:10px;}

.side-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:16px 18px;margin-bottom:18px;}
.side-card h4{font-size:15px;color:var(--text-strong);margin-bottom:10px;display:flex;align-items:center;gap:6px;}
.side-card h4::before{content:"";width:4px;height:14px;background:var(--primary);border-radius:3px;}
.side-card .step{font-size:13px;color:var(--text);margin-bottom:6px;}
.side-card .contact{font-size:13px;color:#17a2b8;}

.rate-card{background:linear-gradient(135deg,#fff9e6,#fff5cc);border-radius:var(--radius-lg);padding:16px 18px;margin:18px 0;}
.accordion-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;overflow:hidden;background:#fff;}

.related{margin-top:26px;}
.related .section-head{display:flex;align-items:center;margin-bottom:16px;gap:14px;}
.related .section-head h4{font-size:19px;font-weight:700;color:var(--text-strong);position:relative;padding-left:14px;margin:0;}
.related .section-head h4::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:4px;background:var(--primary);}

.pager{display:flex;gap:14px;margin-top:22px;}
.pager a{flex:1;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:14px 18px;box-shadow:var(--shadow-card);min-width:0;}
.pager .sub{font-size:12px;color:var(--text-muted);}
.pager .ttl{font-size:14px;color:var(--text-strong);margin-top:4px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.pager a:hover{border-color:var(--primary-light);background:var(--primary-light);}
.pager .next{text-align:right;}

/* ====================== 页脚 (深色，对标 125180) ====================== */
.site-footer{background:var(--nav-bg);margin-top:40px;padding:32px 0 18px;color:var(--text-nav);}
.site-footer .footer-brand a{font-size:20px;font-weight:800;color:#fff;}
.site-footer .footer-links{display:flex;flex-wrap:wrap;gap:22px;margin:14px 0;}
.site-footer .footer-links a{display:flex;align-items:center;gap:6px;color:var(--text-nav);font-size:14px;}
.site-footer .footer-links a:hover{color:var(--primary);}
.site-footer .footer-copyright{color:var(--text-muted);font-size:13px;border-top:1px solid rgba(255,255,255,.08);padding-top:14px;}
.site-footer .footer-copyright a{color:var(--text-muted);}
.site-footer .icp-info{margin-top:8px;font-size:12px;}

/* modern 兜底 */
.footer-modern{background:var(--nav-bg)!important;border-top:3px solid var(--primary)!important;color:var(--text-nav)!important;}
.navbar-modern{background:var(--nav-bg)!important;}
.navbar-menu-modern{background:var(--nav-bg)!important;}

/* 内页标题栏 */
.page-header-modern{padding:20px 0 16px;}
.page-header-modern .page-title{font-size:22px;font-weight:700;color:var(--text-strong);}

/* ====================== 响应式 ====================== */

/* 平板 */
@media(max-width:1100px){
  .doc-grid{grid-template-columns:repeat(4,1fr);}
  .quick-grid{grid-template-columns:repeat(3,1fr);}
  .hero-search input{height:40px;font-size:14px;}
}
@media(max-width:900px){
  .doc-grid{grid-template-columns:repeat(3,1fr);}
  .topnav-search{width:170px;}
  .topnav-menu>ul>li>a{padding:0 11px;font-size:13px;}
}

/* 手机 */
@media(max-width:768px){
  .topnav-nav-area{display:none;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;background:var(--nav-bg);z-index:997;flex-direction:column;padding:16px;overflow-y:auto;gap:16px;box-shadow:0 10px 30px rgba(0,0,0,.3);animation:slideDown .2s ease;}
  @keyframes slideDown{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}
  .topnav-wrap.mobile-open .topnav-nav-area{display:flex;}
  .mobile-toggle{display:flex;}
  .cat-mega{width:100%;}
  .cat-trigger{width:100%;justify-content:center;padding:10px;border-radius:var(--radius-lg);}
  .cat-drop{position:static;display:none;width:100%;box-shadow:none;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);margin-top:8px;max-height:50vh;overflow-y:auto;}
  .cat-mega:hover .cat-drop{display:none;}
  .cat-mega.open .cat-drop{display:block;}
  .topnav-menu{width:100%;order:3;}
  .topnav-menu>ul{flex-direction:column;align-items:stretch;gap:0;}
  .topnav-menu>ul>li>a{height:auto;line-height:1.4;padding:13px 16px;border-bottom:1px solid rgba(255,255,255,.08);font-size:15px;color:#fff;}
  .topnav-menu>ul>li>a::after{display:none;}
  .sub-menu{position:static;display:none;box-shadow:none;border:none;padding:0 0 0 16px;background:transparent;}
  .has-sub.open>.sub-menu{display:block;}
  .has-sub>a::after{content:"+";float:right;font-size:18px;font-weight:300;color:var(--text-nav);}
  .has-sub.open>a::after{content:"−";}
  .topnav-search{width:100%;order:2;}
  .topnav-search input{height:44px;font-size:15px;}
  .topnav-right{width:100%;order:4;justify-content:center;padding:8px 0 0;}
  .doc-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .detail-grid{grid-template-columns:1fr;gap:16px;}
  .detail-sidebar{position:static;}
  .content-box{padding:16px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .home-section .section-head{flex-wrap:wrap;}
  .home-section .section-head .more{margin-left:0;width:100%;}
  .home-section .section-head h2{font-size:17px;}
  /* Hero 移动端 */
  .hero-section{padding:20px 0 18px;}
  .hero-inner{flex-direction:column;gap:14px;}
  .hero-text h2{font-size:18px;}
  .hero-search form{flex-direction:column;}
  .hero-search button[type=submit]{position:static;width:100%;height:42px;border-radius:var(--radius);margin-top:8px;}
  .hero-pills{gap:6px;}
  .welcome-banner{padding:14px 16px;}
  .welcome-banner h2{font-size:16px;}
  .topnav-logo a{font-size:16px;}
}
@media(max-width:480px){
  .doc-grid{grid-template-columns:repeat(2,1fr);gap:10px;}
  .loop-1 .loop-1-box .content h2{font-size:13px;}
  .content-box{padding:14px;}
  .detail-title{font-size:19px;}
  .ceo-sidebar-shop1 .dl{height:46px;font-size:16px;}
  .qbox{padding:14px 10px;}
  .qicon{width:40px;height:40px;font-size:18px;}
}

/* ====================== 首页最新标签云 ====================== */
.tags-band{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px 20px;}
.tags-band-head{display:flex;align-items:baseline;gap:10px;margin-bottom:14px;flex-wrap:wrap;}
.tags-band-head h3{font-size:17px;font-weight:700;color:var(--text-strong);position:relative;padding-left:14px;margin:0;}
.tags-band-head h3::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:4px;background:var(--primary);}
.tags-band-sub{font-size:12px;color:var(--text-muted);}
.tags-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tags-cloud-item{display:inline-block;font-size:13px;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:6px 15px;transition:all .2s;white-space:nowrap;}
.tags-cloud-item:hover{background:var(--primary);color:#fff;border-color:var(--primary);}

/* ====================== 内页通用 / 列表页皮肤 (覆盖默认 style.css，避免内页像默认模板) ====================== */
/* 栏目信息卡片 */
.cate-header-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:22px 24px;margin-bottom:24px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.cate-header-left{min-width:0;flex:1 1 auto;}
.cate-header-card .breadcrumb{background:transparent;padding:0;margin:0;font-size:13px;}
.cate-header-card .breadcrumb-item a{color:var(--text-muted);}
.cate-header-card .breadcrumb-item.active{color:var(--text-strong);}
.cate-title{font-size:24px;font-weight:800;color:var(--text-strong);margin:4px 0 6px;}
.cate-desc{font-size:14px;color:var(--text-muted);margin:0;max-width:680px;}
.cate-header-stats{flex:0 0 auto;}
.stat-item{text-align:center;background:var(--primary-light);border-radius:var(--radius-lg);padding:12px 22px;}
.stat-num{display:block;font-size:26px;font-weight:800;color:var(--primary);line-height:1.1;}
.stat-label{font-size:13px;color:var(--primary-darker);}

/* 内页分区标题 */
.section-title{font-size:19px;font-weight:700;color:var(--text-strong);position:relative;padding-left:14px;margin:0 0 16px;display:flex;align-items:center;gap:6px;}
.section-title::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:4px;background:var(--primary);}

/* 强制覆盖默认 style.css 的双类选择器（避免“白字白底”看不见标题） */
.recommend-section,
.tag-cloud-section,
.list-section,
.category-section{background:var(--card-bg);border:1px solid var(--border);box-shadow:var(--shadow-card);}
.recommend-section .section-title,
.tag-cloud-section .section-title,
.list-section .section-title,
.category-section .section-title{color:var(--text-strong);}

/* 栏目标签云 */
.tag-cloud-section{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px 20px;margin-bottom:24px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tag-item{display:inline-block;font-size:13px;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:6px 15px;transition:all .2s;white-space:nowrap;}
.tag-item:hover{background:var(--primary);color:#fff;border-color:var(--primary);}

/* 热门推荐文字列表 */
.recommend-section{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px 20px;margin-bottom:24px;}
.hot-text-list{display:flex;flex-direction:column;gap:2px;}
.hot-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 4px;border-bottom:1px dashed var(--border);}
.hot-item:last-child{border-bottom:0;}
.hot-title{font-size:14px;color:var(--text-strong);flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s;}
.hot-item:hover .hot-title{color:var(--primary);}
.hot-price{font-size:14px;font-weight:700;color:var(--primary);flex:0 0 auto;}

/* 列表区域 */
.list-section{margin-bottom:28px;}

/* 搜索筛选卡 */
.filter-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:18px 20px;margin:18px 0;}
.filter-card .form-label{font-size:13px;font-weight:600;color:var(--text-strong);margin-bottom:6px;}
.filter-card .form-select{height:42px;}

/* 搜索结果提示 */
.alert-info{background:var(--primary-light);border:1px solid var(--primary-light);color:var(--primary-darker);border-radius:var(--radius);padding:12px 16px;}
.alert-info strong{color:var(--primary);}

/* 分页覆写 (ThinkPHP bootstrap 风格) */
.pagination{display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0;list-style:none;}
.pagination .page-item .page-link{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius);color:var(--text-strong);background:#fff;font-size:14px;transition:all .2s;}
.pagination .page-item .page-link:hover{color:var(--primary);border-color:var(--primary-light);background:var(--primary-light);}
.pagination .page-item.active .page-link{background:var(--primary);border-color:var(--primary);color:#fff;}
.pagination .page-item.disabled .page-link{color:var(--text-muted);background:var(--bg);border-color:var(--border);cursor:not-allowed;}

/* 移动端微调 */
@media(max-width:768px){
  .cate-header-card{padding:16px;}
  .cate-title{font-size:20px;}
  .stat-item{padding:10px 16px;}
  .tags-cloud-item,.tag-item{padding:5px 12px;font-size:12px;}
  .recommend-section,.tag-cloud-section{padding:14px 16px;}
}