/* ============================================
   OceanDir - 海纳导航（纯扁平化网址导航）
   风格约束：无渐变、无阴影、无大圆角、无毛玻璃
   ============================================ */

/* --- 重置 --- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:14px;line-height:1.6;color:#333;background:#fff}
a{color:#333;text-decoration:none}
a:hover{color:#1677ff}
img{max-width:100%;height:auto}
ul,ol{list-style:none}

/* --- 布局 --- */
.oceandir-wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.oceandir-main{min-height:60vh;padding-bottom:50px}

/* --- 顶部导航栏 --- */
.oceandir-header{background:#fff;border-bottom:1px solid #f0f0f0;height:48px;position:sticky;top:0;z-index:100}
.oceandir-header-inner{display:flex;align-items:center;height:48px;max-width:1200px;margin:0 auto;padding:0 16px}
.oceandir-logo{display:flex;align-items:center;gap:6px;flex-shrink:0}
.oceandir-logo svg{width:20px;height:20px;color:#1677ff}
.oceandir-logo-text{font-size:15px;font-weight:700;color:#333}
.oceandir-nav{margin-left:40px;display:flex;gap:28px}
.oceandir-nav a{font-size:14px;color:#333;position:relative;padding:2px 0}
.oceandir-nav a:hover{color:#1677ff}
.oceandir-nav a.active{color:#1677ff}
.oceandir-nav a.active::after{content:'';position:absolute;bottom:-4px;left:0;right:0;height:2px;background:#1677ff}
.oceandir-header-actions{margin-left:auto;display:flex;align-items:center;gap:16px}
.oceandir-header-actions a,.oceandir-header-actions button{display:flex;align-items:center;justify-content:center;width:28px;height:28px;color:#666;background:none;border:none;cursor:pointer;font-size:16px}
.oceandir-header-actions a:hover,.oceandir-header-actions button:hover{color:#1677ff}

/* --- 搜索区域 --- */
.oceandir-search-section{padding:32px 0 24px}
.oceandir-search-tabs{display:flex;justify-content:center;gap:24px;margin-bottom:14px}
.oceandir-search-tab{font-size:13px;color:#999;cursor:pointer;padding:2px 0;border:none;background:none}
.oceandir-search-tab:hover{color:#333}
.oceandir-search-tab.active{color:#333;font-weight:500}
.oceandir-search-box{max-width:800px;margin:0 auto;display:flex;border:1px solid #e0e0e0;border-radius:3px;overflow:hidden}
.oceandir-search-input{flex:1;border:none;outline:none;padding:10px 16px;font-size:14px;color:#333}
.oceandir-search-input::placeholder{color:#bbb}
.oceandir-search-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:#1677ff;border:none;cursor:pointer;flex-shrink:0}
.oceandir-search-btn svg{width:18px;height:18px;color:#fff}

/* --- 三栏卡片 --- */
.oceandir-three-col{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:28px}
.oceandir-col-card{border:1px solid #f0f0f0;border-radius:3px;background:#fff;padding:16px;min-width:0}
.oceandir-col-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid #f0f0f0}
.oceandir-col-card-title{font-size:14px;font-weight:700;color:#333}
.oceandir-col-card-sub{font-size:12px;color:#999}
.oceandir-col-scroll{max-height:145px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#d9d9d9 transparent}
.oceandir-col-scroll::-webkit-scrollbar{width:4px}
.oceandir-col-scroll::-webkit-scrollbar-thumb{background:#d9d9d9;border-radius:2px}
.oceandir-card-site{display:flex;align-items:center;gap:10px;padding:12px 14px;font-size:13px;background:#fff;border:1px solid #f0f0f0;border-radius:4px;text-decoration:none;transition:all .2s;min-width:0}
.oceandir-card-site:hover{border-color:#d0d5dd;background:#fafbfc}
.oceandir-card-site+.oceandir-card-site{margin-top:6px}
.oceandir-card-site-icon{width:32px;height:32px;flex-shrink:0;border-radius:4px}
.oceandir-card-site-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.oceandir-card-site-name{font-size:13px;font-weight:500;color:#333;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.oceandir-card-site-desc{font-size:11px;color:#999;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.oceandir-card-site-views{color:#ff7d00;font-size:12px;flex-shrink:0}

/* --- 板块通用 --- */
.oceandir-section{margin-bottom:28px}
.oceandir-section-header{display:flex;align-items:center;gap:8px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid #f0f0f0}
.oceandir-section-header svg{width:18px;height:18px;color:#1677ff;flex-shrink:0}
.oceandir-section-title{font-size:15px;font-weight:700;color:#333;flex-shrink:0}
.oceandir-section-tabs{display:flex;gap:4px;margin-left:16px;flex-wrap:wrap}
.oceandir-tab{padding:4px 12px;font-size:12px;border-radius:3px;cursor:pointer;background:#f5f5f5;color:#666;border:none;white-space:nowrap}
.oceandir-tab:hover{color:#333}
.oceandir-tab.active{background:#1677ff;color:#fff}
.oceandir-section-more{margin-left:auto;font-size:12px;color:#999;flex-shrink:0}
.oceandir-section-more:hover{color:#1677ff}

/* --- 网址网格 --- */
.oceandir-site-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:8px}
.oceandir-site-item{display:flex;align-items:center;gap:10px;padding:12px 14px;font-size:13px;border-radius:4px;background:#fff;border:1px solid #f0f0f0;text-decoration:none;transition:all .2s;min-width:0}
.oceandir-site-item:hover{border-color:#d0d5dd;background:#fafbfc}
.oceandir-site-icon{width:32px;height:32px;flex-shrink:0;border-radius:4px}
.oceandir-site-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#333;font-weight:500}
.oceandir-site-name-hot{color:#ff7d00;font-weight:500}

/* --- 快捷标签栏 --- */
.oceandir-quick-tags{display:flex;flex-wrap:wrap;gap:6px;padding:12px 0;margin-top:8px;border-top:1px solid #f0f0f0}
.oceandir-quick-tag{padding:4px 12px;font-size:12px;color:#666;background:#f5f5f5;border-radius:3px}
.oceandir-quick-tag:hover{color:#1677ff;background:#eef4ff}

/* --- 页脚 --- */
.oceandir-footer{border-top:1px solid #f0f0f0;padding:24px 0;margin-top:40px;background:#fff}
.oceandir-footer-inner{max-width:1200px;margin:0 auto;padding:0 16px}
.oceandir-footer-bookmark{text-align:center;font-size:13px;color:#999;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid #f0f0f0}
.oceandir-footer-links{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid #f0f0f0}
.oceandir-footer-links a{font-size:12px;color:#999}
.oceandir-footer-links a:hover{color:#1677ff}
.oceandir-footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.oceandir-footer-copyright{font-size:12px;color:#999}
.oceandir-footer-copyright a{color:#999}
.oceandir-footer-copyright a:hover{color:#1677ff}
.oceandir-footer-icp{display:inline-block;margin-left:12px;color:#bbb}
.oceandir-footer-icp a{color:#bbb}
.oceandir-footer-info{margin-top:10px;font-size:12px;color:#bbb;text-align:center}
.oceandir-footer-tags{display:flex;flex-wrap:wrap;gap:6px}
.oceandir-footer-tag{font-size:12px;color:#999;background:#f5f5f5;padding:3px 10px;border-radius:3px}
.oceandir-footer-tag:hover{color:#1677ff}

/* --- 底部悬浮标签条 --- */
.oceandir-float-bar{position:fixed;bottom:0;left:0;right:0;z-index:999;background:#fff;border-top:1px solid #f0f0f0;padding:8px 0}
.oceandir-float-bar-inner{max-width:1200px;margin:0 auto;padding:0 16px;display:flex;flex-wrap:wrap;gap:6px}
.oceandir-float-bar-tag{font-size:12px;color:#999;background:#f5f5f5;padding:3px 10px;border-radius:3px;text-decoration:none}
.oceandir-float-bar-tag:hover{color:#1677ff}

/* --- 赞助推荐广告（首页/详情共用） --- */
.oceandir-ad-card{margin-bottom:16px;border:1px solid #f0f0f0;border-radius:3px;background:#fff;overflow:hidden}
.oceandir-ad-head{display:flex;align-items:center;gap:6px;padding:10px 16px;border-bottom:1px solid #f0f0f0}
.oceandir-ad-head .oceandir-icon{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;color:#ff7d00}
.oceandir-ad-head .oceandir-icon svg{width:100%;height:100%}
.oceandir-ad-title{font-size:13px;font-weight:600;color:#333}
.oceandir-ad-btn{margin-left:auto;padding:4px 14px;font-size:12px;color:#ff7d00;border:1px solid #ff7d00;border-radius:4px;cursor:pointer;transition:all .2s;white-space:nowrap;user-select:none}
.oceandir-ad-btn:hover{background:#ff7d00;color:#fff}
.oceandir-ad-body{display:flex;flex-wrap:wrap;gap:4px;padding:8px 16px}
.oceandir-ad-item{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid #eee;border-radius:4px;font-size:12px;color:#333;text-decoration:none;transition:all .2s}
.oceandir-ad-item:hover{border-color:#1677ff;color:#1677ff}
.oceandir-ad-icon{width:20px;height:20px;border-radius:50%;object-fit:cover}
.oceandir-ad-icon-def{width:20px;height:20px;border-radius:50%;background:#f5f6f8;display:inline-flex;align-items:center;justify-content:center;color:#999}
.oceandir-ad-icon-def .oceandir-icon{display:inline-flex;align-items:center;justify-content:center;width:12px;height:12px}
.oceandir-ad-icon-def .oceandir-icon svg{width:100%;height:100%}
.oceandir-ad-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* --- 广告弹窗 --- */
.oceandir-ad-modal{display:none;position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,.45);align-items:center;justify-content:center}
.oceandir-ad-modal-box{position:relative;background:#fff;border-radius:6px;max-width:600px;width:90%;max-height:80vh;overflow-y:auto;padding:24px;box-shadow:0 8px 40px rgba(0,0,0,.15)}
.oceandir-ad-modal-close{position:absolute;top:12px;right:16px;font-size:22px;color:#999;cursor:pointer;line-height:1;transition:color .2s}
.oceandir-ad-modal-close:hover{color:#333}
.oceandir-ad-modal-body{font-size:14px;line-height:1.8;color:#333}
.oceandir-ad-modal-body p{margin-bottom:12px}
.oceandir-ad-modal-body h2,.oceandir-ad-modal-body h3{margin:16px 0 8px;font-size:16px}
.oceandir-ad-modal-body img{max-width:100%}

/* --- 文章详情/页面 --- */
.oceandir-article{max-width:800px;margin:30px auto;padding:0 16px}
.oceandir-article-header{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid #f0f0f0}
.oceandir-article-title{font-size:22px;font-weight:700;color:#333;margin-bottom:10px}
.oceandir-article-meta{display:flex;gap:16px;font-size:13px;color:#999}
.oceandir-article-content{font-size:15px;line-height:1.9;color:#333;word-break:break-word}
.oceandir-article-content p{margin-bottom:14px}
.oceandir-article-content img{max-width:100%;margin:12px 0}
.oceandir-article-content h2,.oceandir-article-content h3{margin:20px 0 10px;font-size:18px}
.oceandir-article-content pre{background:#f5f5f5;padding:16px;overflow-x:auto;font-size:13px;border:1px solid #f0f0f0;border-radius:3px}
.oceandir-article-content blockquote{border-left:3px solid #1677ff;padding:8px 16px;margin:14px 0;background:#f8faff;color:#555}
.oceandir-article-content code{font-family:Consolas,monospace;font-size:0.9em}
.oceandir-article-content :not(pre)>code{background:#f0f0f0;padding:2px 6px;border-radius:3px}
.oceandir-fields{margin:16px 0;padding:12px;background:#fafafa;border:1px solid #f0f0f0;border-radius:3px}
.oceandir-fields-item{display:flex;gap:10px;padding:4px 0;font-size:13px}
.oceandir-fields-key{font-weight:600;color:#666;min-width:80px}
.oceandir-article-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding-top:16px;margin-top:20px;border-top:1px solid #f0f0f0}
.oceandir-article-tags{display:flex;gap:6px;flex-wrap:wrap}
.oceandir-article-tags a{font-size:12px;color:#999;background:#f5f5f5;padding:3px 10px;border-radius:3px}
.oceandir-article-tags a:hover{color:#1677ff}
.oceandir-neighbor{display:flex;justify-content:space-between;width:100%;font-size:13px}
.oceandir-neighbor a{color:#666}
.oceandir-neighbor a:hover{color:#1677ff}

/* 评论 */
.oceandir-comments{margin-top:30px;padding-top:20px;border-top:1px solid #f0f0f0}
.oceandir-comments-title{font-size:16px;font-weight:700;margin-bottom:16px;color:#333}
.oceandir-comment-form form{display:flex;flex-direction:column;gap:10px}
.oceandir-comment-form input,.oceandir-comment-form textarea{padding:8px 12px;border:1px solid #e0e0e0;border-radius:3px;font-size:13px;outline:none;font-family:inherit}
.oceandir-comment-form input:focus,.oceandir-comment-form textarea:focus{border-color:#1677ff}
.oceandir-comment-form textarea{resize:vertical;min-height:80px}
.oceandir-btn{padding:8px 20px;background:#1677ff;color:#fff;border:none;border-radius:3px;font-size:13px;cursor:pointer;display:inline-block}
.oceandir-btn:hover{background:#0958d9;color:#fff}
.oceandir-btn-secondary{padding:8px 20px;background:#f5f5f5;color:#666;border:1px solid #e0e0e0;border-radius:3px;font-size:13px;cursor:pointer}
.oceandir-btn-secondary:hover{background:#e8e8e8}

/* 置顶标记 */
.oceandir-tag-orange{display:inline-block;padding:1px 6px;font-size:11px;color:#ff7d00;background:#fff7f0;border:1px solid #ffe0c0;border-radius:2px}

/* 404 */
.oceandir-error-wrap{text-align:center;padding:80px 20px}
.oceandir-error-code{font-size:80px;font-weight:800;color:#1677ff;line-height:1}
.oceandir-error-title{font-size:20px;margin:10px 0}
.oceandir-error-desc{color:#999;margin-bottom:24px}

/* 空状态 */
.oceandir-empty{text-align:center;padding:40px 20px;color:#999}

/* --- 响应式 --- */
@media(max-width:1200px){
  .oceandir-site-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
}
@media(max-width:900px){
  .oceandir-site-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .oceandir-three-col{grid-template-columns:1fr;gap:12px}
  .oceandir-nav{display:none}
}
@media(max-width:640px){
  .oceandir-site-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .oceandir-search-box{max-width:100%}
  .oceandir-section-header{flex-wrap:wrap}
  .oceandir-section-tabs{margin-left:0;margin-top:6px}
  .oceandir-footer-bottom{flex-direction:column;align-items:flex-start}
  .oceandir-article-title{font-size:18px}
}