/* 南杭财税官网 主样式 */
:root{
  --primary:#1a3a6b;
  --primary-dark:#132a50;
  --primary-light:#2c5a9e;
  --accent:#c8a45c;
  --text:#2c3338;
  --text-light:#5b6470;
  --text-muted:#8a94a0;
  --bg:#ffffff;
  --bg-soft:#f5f7fa;
  --bg-block:#eef2f8;
  --border:#e1e6ed;
  --shadow:0 2px 12px rgba(26,58,107,.08);
  --shadow-hover:0 6px 24px rgba(26,58,107,.14);
  --radius:6px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-light)}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* 顶部信息条 */
.topbar{background:var(--primary-dark);color:rgba(255,255,255,.75);font-size:13px;padding:6px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:rgba(255,255,255,.75)}
.topbar a:hover{color:#fff}
.topbar .topbar-right span{margin-left:20px}

/* 头部导航 */
.header{background:#fff;box-shadow:var(--shadow);position:sticky;top:0;z-index:100}
.header .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:44px;height:44px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:700}
.logo-text h1{font-size:20px;color:var(--primary);font-weight:700;letter-spacing:1px}
.logo-text p{font-size:11px;color:var(--text-muted);letter-spacing:2px}
.nav{display:flex;align-items:center;gap:4px}
.nav>li{position:relative}
.nav>li>a{display:block;padding:10px 18px;font-size:15px;color:var(--text);font-weight:500;border-radius:4px}
.nav>li>a:hover,.nav>li.active>a{color:var(--primary);background:var(--bg-block)}
.nav .dropdown{position:absolute;top:100%;left:0;min-width:180px;background:#fff;box-shadow:var(--shadow-hover);border-radius:var(--radius);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:all .2s}
.nav>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.nav .dropdown a{display:block;padding:8px 20px;font-size:14px;color:var(--text-light)}
.nav .dropdown a:hover{background:var(--bg-block);color:var(--primary)}

/* 汉堡按钮 */
.menu-toggle{display:none;background:none;border:none;font-size:24px;color:var(--primary);cursor:pointer}

/* Banner */
.banner{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 50%,var(--primary-light) 100%);color:#fff;padding:70px 0 80px}
.banner::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 20% 30%,rgba(255,255,255,.08) 0,transparent 40%),radial-gradient(circle at 80% 70%,rgba(200,164,92,.12) 0,transparent 40%)}
.banner .container{position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px}
.banner-text{flex:1;max-width:620px}
.banner-text .tag{display:inline-block;padding:4px 14px;background:rgba(200,164,92,.2);border:1px solid rgba(200,164,92,.4);color:var(--accent);font-size:13px;border-radius:20px;margin-bottom:20px}
.banner-text h2{font-size:38px;font-weight:700;line-height:1.3;margin-bottom:16px}
.banner-text p{font-size:16px;color:rgba(255,255,255,.82);margin-bottom:28px;line-height:1.8}
.banner-text .btn-group{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 28px;border-radius:4px;font-size:15px;font-weight:500;cursor:pointer;border:none;transition:all .2s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#b6924a;color:#fff}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
.banner-cards{flex:0 0 340px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.banner-card{background:rgba(255,255,255,.1);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.15);border-radius:10px;padding:22px 18px;color:#fff}
.banner-card .num{font-size:28px;font-weight:700;color:var(--accent);margin-bottom:6px}
.banner-card .label{font-size:13px;color:rgba(255,255,255,.8)}

/* 通用区块 */
.section{padding:60px 0}
.section-soft{background:var(--bg-soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;padding-bottom:16px;border-bottom:2px solid var(--border)}
.section-head h2{font-size:26px;color:var(--primary);font-weight:700;position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:22px;background:var(--accent);border-radius:2px}
.section-head .more{font-size:14px;color:var(--text-light)}
.section-head .more:hover{color:var(--primary)}

/* 资讯卡片 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .25s;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:transparent}
.news-card .card-body{padding:20px;flex:1;display:flex;flex-direction:column}
.news-card .cat-tag{display:inline-block;font-size:12px;padding:2px 10px;border-radius:3px;background:var(--bg-block);color:var(--primary);margin-bottom:10px;align-self:flex-start}
.news-card .cat-tag.hot{background:#fef0f0;color:#d9534f}
.news-card h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:10px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--primary)}
.news-card p{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.news-card .card-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-muted);padding-top:12px;border-top:1px solid var(--border)}

/* 列表条 */
.list-view{display:flex;flex-direction:column;gap:14px}
.list-item{display:flex;align-items:center;gap:20px;padding:18px 22px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);transition:all .2s}
.list-item:hover{box-shadow:var(--shadow);border-color:var(--primary-light)}
.list-item .date-box{flex:0 0 70px;text-align:center;border-right:1px solid var(--border);padding-right:18px}
.list-item .date-box .day{font-size:24px;font-weight:700;color:var(--primary);line-height:1}
.list-item .date-box .month{font-size:12px;color:var(--text-muted);margin-top:4px}
.list-item .item-content{flex:1;min-width:0}
.list-item .item-content h3{font-size:16px;font-weight:600;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-item .item-content p{font-size:13px;color:var(--text-light);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-item .item-meta{flex:0 0 auto;display:flex;gap:14px;font-size:13px;color:var(--text-muted)}

/* 法规列表 */
.reg-list{display:flex;flex-direction:column;gap:12px}
.reg-item{background:#fff;border:1px solid var(--border);border-left:3px solid var(--primary);border-radius:0 var(--radius) var(--radius) 0;padding:18px 24px;transition:all .2s}
.reg-item:hover{box-shadow:var(--shadow);border-left-color:var(--accent)}
.reg-item .reg-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.reg-item h3{font-size:17px;font-weight:600;flex:1;min-width:200px}
.reg-item h3 a:hover{color:var(--primary)}
.badge{display:inline-block;font-size:12px;padding:2px 10px;border-radius:3px;background:var(--bg-block);color:var(--text-light)}
.badge.active{background:#e8f5e9;color:#2e7d32}
.badge.law{background:#e3f2fd;color:#1565c0}
.badge.tax{background:#fff3e0;color:#e65100}
.reg-item .reg-info{display:flex;gap:24px;font-size:13px;color:var(--text-muted);flex-wrap:wrap}
.reg-item .reg-info span strong{color:var(--text-light);font-weight:500}
.reg-item p{font-size:14px;color:var(--text-light);margin-top:8px;line-height:1.6}

/* 知识分类卡片 */
.know-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.know-cat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px;text-align:center;transition:all .25s}
.know-cat:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
.know-cat .cat-icon{width:56px;height:56px;margin:0 auto 16px;background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px}
.know-cat:nth-child(2) .cat-icon{background:linear-gradient(135deg,#2e7d32,#66bb6a)}
.know-cat:nth-child(3) .cat-icon{background:linear-gradient(135deg,#e65100,#ff9800)}
.know-cat:nth-child(4) .cat-icon{background:linear-gradient(135deg,#6a1b9a,#ab47bc)}
.know-cat h3{font-size:17px;font-weight:600;margin-bottom:8px}
.know-cat p{font-size:13px;color:var(--text-light);line-height:1.6}

/* 服务板块 */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:30px 22px;text-align:center;transition:all .25s}
.service-item:hover{box-shadow:var(--shadow-hover);border-color:var(--primary-light)}
.service-item .srv-icon{font-size:36px;margin-bottom:14px;color:var(--primary)}
.service-item h3{font-size:17px;font-weight:600;margin-bottom:10px;color:var(--primary)}
.service-item p{font-size:13px;color:var(--text-light);line-height:1.7}

/* 页面横幅 */
.page-banner{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;padding:50px 0;position:relative}
.page-banner::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 80% 30%,rgba(200,164,92,.15),transparent 50%)}
.page-banner .container{position:relative}
.page-banner h1{font-size:30px;font-weight:700;margin-bottom:8px}
.page-banner p{color:rgba(255,255,255,.8);font-size:15px}
.breadcrumb{margin-top:14px;font-size:13px;color:rgba(255,255,255,.7)}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{margin:0 8px}

/* 筛选条 */
.filter-bar{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;margin-bottom:28px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.filter-bar .filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.filter-bar label{font-size:14px;color:var(--text-light);white-space:nowrap}
.filter-bar select,.filter-bar input[type="text"]{padding:7px 12px;border:1px solid var(--border);border-radius:4px;font-size:14px;color:var(--text);background:#fff;outline:none;transition:border-color .2s}
.filter-bar select:focus,.filter-bar input:focus{border-color:var(--primary-light)}
.filter-bar .search-input{min-width:220px}
.filter-bar .spacer{flex:1}
.view-toggle{display:flex;gap:4px;border:1px solid var(--border);border-radius:4px;overflow:hidden}
.view-toggle button{padding:7px 14px;background:#fff;border:none;cursor:pointer;font-size:14px;color:var(--text-light);transition:all .2s}
.view-toggle button.active{background:var(--primary);color:#fff}

/* 详情页 */
.article-detail{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:40px 50px}
.article-detail .art-head{border-bottom:1px solid var(--border);padding-bottom:20px;margin-bottom:28px}
.article-detail h1{font-size:28px;font-weight:700;line-height:1.4;color:var(--text);margin-bottom:16px}
.article-detail .art-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--text-muted)}
.article-detail .art-meta span strong{color:var(--text-light);font-weight:500;margin-right:4px}
.article-detail .art-tags{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.article-detail .art-tags .tag{font-size:12px;padding:3px 12px;background:var(--bg-block);color:var(--primary);border-radius:3px}
.article-body{font-size:16px;line-height:1.9;color:var(--text)}
.article-body p{margin-bottom:16px}
.article-body h3{font-size:19px;font-weight:600;color:var(--primary);margin:28px 0 14px;padding-left:12px;border-left:4px solid var(--accent)}
.article-body strong{color:var(--primary-dark)}
.article-foot{margin-top:40px;padding-top:24px;border-top:1px solid var(--border);display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
.related{margin-top:32px}
.related h3{font-size:18px;color:var(--primary);margin-bottom:18px;padding-bottom:10px;border-bottom:2px solid var(--border)}
.related-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.related-list a{display:block;padding:12px 16px;background:var(--bg-soft);border-radius:4px;font-size:14px;color:var(--text);transition:all .2s}
.related-list a:hover{background:var(--bg-block);color:var(--primary)}

/* 分页 */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:40px}
.pagination a,.pagination span{display:inline-block;min-width:38px;height:38px;line-height:38px;text-align:center;padding:0 12px;border:1px solid var(--border);border-radius:4px;font-size:14px;color:var(--text-light);background:#fff;transition:all .2s}
.pagination a:hover,.pagination span.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.pagination span.disabled{color:var(--text-muted);cursor:not-allowed}

/* 关于我们 */
.about-section{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin-bottom:60px}
.about-section h2{font-size:26px;color:var(--primary);margin-bottom:20px;font-weight:700}
.about-section p{font-size:15px;line-height:1.9;color:var(--text-light);margin-bottom:14px}
.about-img{background:linear-gradient(135deg,var(--primary),var(--primary-light));border-radius:10px;min-height:300px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:48px}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0}
.value-card{text-align:center;padding:30px 20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
.value-card .v-icon{font-size:36px;color:var(--primary);margin-bottom:14px}
.value-card h3{font-size:17px;font-weight:600;margin-bottom:8px;color:var(--primary)}
.value-card p{font-size:13px;color:var(--text-light);line-height:1.7}
.contact-box{background:var(--bg-block);border-radius:var(--radius);padding:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.contact-item{text-align:center}
.contact-item .c-icon{font-size:32px;color:var(--primary);margin-bottom:12px}
.contact-item h3{font-size:15px;color:var(--text-light);margin-bottom:8px;font-weight:500}
.contact-item p{font-size:17px;color:var(--primary);font-weight:600}

/* 底部 */
.footer{background:#0f1f38;color:rgba(255,255,255,.7);padding:50px 0 0}
.footer .container{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:600}
.footer p{font-size:13px;line-height:1.8;margin-bottom:10px}
.footer ul li{margin-bottom:10px;font-size:13px}
.footer ul li a{color:rgba(255,255,255,.7)}
.footer ul li a:hover{color:var(--accent)}
.footer .footer-logo{font-size:20px;color:#fff;font-weight:700;margin-bottom:14px}
.footer .footer-desc{font-size:13px;line-height:1.9;color:rgba(255,255,255,.6)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding:20px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.5)}

/* 返回顶部 */
.back-top{position:fixed;right:24px;bottom:30px;width:44px;height:44px;background:var(--primary);color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:20px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:all .25s;z-index:99}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--primary-light)}

/* 响应式 */
@media(max-width:960px){
  .banner{padding:50px 0}
  .banner .container{flex-direction:column;text-align:center}
  .banner-text{max-width:100%}
  .banner-cards{flex:none;width:100%;max-width:420px}
  .news-grid,.know-grid,.services,.values{grid-template-columns:repeat(2,1fr)}
  .footer .container{grid-template-columns:1fr 1fr;gap:30px}
  .about-section{grid-template-columns:1fr;gap:30px}
  .contact-box{grid-template-columns:1fr}
  .menu-toggle{display:block}
  .nav{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;box-shadow:var(--shadow);padding:10px;gap:0;display:none}
  .nav.show{display:flex}
  .nav>li>a{padding:12px 16px}
  .nav .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding:0 0 0 20px;display:none}
  .nav>li.open .dropdown{display:block}
  .article-detail{padding:24px 18px}
  .article-detail h1{font-size:22px}
  .related-list{grid-template-columns:1fr}
  .list-item{flex-wrap:wrap}
  .list-item .date-box{flex-basis:100%;border-right:none;border-bottom:1px solid var(--border);padding:0 0 10px;text-align:left;display:flex;align-items:baseline;gap:8px}
  .list-item .item-meta{width:100%;padding-left:0}
}
@media(max-width:560px){
  .banner-text h2{font-size:26px}
  .news-grid,.know-grid,.services,.values,.footer .container{grid-template-columns:1fr}
  .topbar{display:none}
  .section{padding:40px 0}
  .section-head h2{font-size:22px}
  .reg-item .reg-info{gap:12px}
  .filter-bar{flex-direction:column;align-items:stretch}
}