/* ===== Reset & Base ===== */
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:#f5f6f8;color:#333;font-size:14px}
a{color:#2d7be5;text-decoration:none}
a:hover{text-decoration:underline}

/* ===== Layout ===== */
.container{max-width:1000px;margin:24px auto;padding:0 16px}
.page-container{max-width:1000px;margin:16px auto;padding:0 12px}
.layout-flex{display:flex;gap:16px;align-items:flex-start}
.main-col{flex:0 0 750px;min-width:0}
.side-col{flex:0 0 270px;min-width:0}
.page-narrow{max-width:720px;margin-left:auto;margin-right:auto}

/* ===== Navbar ===== */
.navbar{background:#fff;border-bottom:1px solid #e8eaed;display:flex;align-items:center;justify-content:center;padding:0 20px;height:54px;box-shadow:0 1px 3px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}
.navbar-inner{max-width:1000px;width:100%;margin:0 auto;display:flex;align-items:center;gap:16px}
.brand{font-size:17px;font-weight:700;color:#1a1a2e;letter-spacing:.3px;white-space:nowrap}
.brand:hover{color:#2d7be5;text-decoration:none}
.navbar-search{flex:1;max-width:320px}
.navbar-search-box{display:flex;align-items:center;background:#f1f3f5;border-radius:8px;padding:0 10px;height:32px;border:1px solid transparent;transition:border-color .2s,background .2s}
.navbar-search-box:focus-within{background:#fff;border-color:#2d7be5}
.navbar-search-box svg{flex-shrink:0;color:#999}
.navbar-search-input{background:none;border:none;outline:none;color:#333;font-size:13px;width:100%;padding:0 8px}
.navbar-search-input::placeholder{color:#aaa}
.navbar-spacer{flex:1}
.navbar-links{display:flex;align-items:center;gap:4px}
.navbar-links a{color:#555;font-size:13px;padding:5px 10px;border-radius:6px;transition:background .15s,color .15s}
.navbar-links a:hover{background:#f1f3f5;color:#1a1a2e;text-decoration:none}
.navbar-username{color:#2d7be5;font-size:13px;padding:5px 10px}
.navbar-login-btn{background:#2d7be5;color:#fff!important;padding:5px 14px;border-radius:6px;font-size:13px;transition:background .15s}
.navbar-login-btn:hover{background:#1a6bd4;text-decoration:none}

/* ===== Card ===== */
.card{background:#fff;border-radius:10px;border:1px solid #e8eaed;margin-bottom:16px;overflow:hidden}
.card-header{padding:13px 20px;border-bottom:1px solid #f0f1f3;display:flex;align-items:center;justify-content:space-between;background:#fff}
.card-header h2{font-size:14px;font-weight:600;color:#1a1a2e}
.card-body{padding:20px}
.card-body-sm{padding:16px}
.card-overflow{overflow:visible}

/* ===== Breadcrumb ===== */
.breadcrumb{font-size:13px;color:#aaa;margin-bottom:14px}
.breadcrumb a{color:#2d7be5}
.breadcrumb span{margin:0 6px}

/* ===== Category nav ===== */
.cat-nav{display:flex;align-items:center;border-bottom:1px solid #eee;background:#fff;padding:0 4px;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.cat-nav::-webkit-scrollbar{display:none}
.cat-nav a{display:inline-block;padding:11px 16px;font-size:13px;color:#666;border-bottom:2px solid transparent;text-decoration:none;white-space:nowrap;transition:color .15s}
.cat-nav a:hover{color:#1a1a2e;text-decoration:none}
.cat-nav a.active{color:#2d7be5;font-weight:600;border-bottom-color:#2d7be5}

/* ===== Category list ===== */
.cat-item{display:flex;align-items:center;padding:14px 20px;border-bottom:1px solid #f5f5f5;gap:14px;transition:background .12s}
.cat-item:last-child{border-bottom:none}
.cat-item:hover{background:#fafbfc}
.cat-icon{width:40px;height:40px;background:linear-gradient(135deg,#2d7be5,#1a6bd4);border-radius:9px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;flex-shrink:0}
.cat-info{flex:1}
.cat-info h3{font-size:14px;font-weight:600}
.cat-info h3 a{color:#1a1a2e}
.cat-info h3 a:hover{color:#2d7be5;text-decoration:none}
.cat-info p{color:#aaa;font-size:12px;margin-top:3px}
.cat-stats{text-align:right;color:#bbb;font-size:12px;min-width:60px}
.cat-stats strong{display:block;font-size:20px;font-weight:700;color:#555;line-height:1.2}
.cat-count{color:#ccc;font-size:12px}

/* ===== Feed (post list) ===== */
.feed-item{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid #f3f3f3;gap:10px;transition:background .12s}
.feed-item:last-child{border-bottom:none}
.feed-item:hover{background:#fafbfc}
.feed-main{flex:1;min-width:0}
.feed-title{font-size:14px;color:#1a1a2e;font-weight:500;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.4}
.feed-title:hover{color:#2d7be5;text-decoration:none}
.feed-meta{margin-top:4px;font-size:12px;color:#bbb;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.feed-author{color:#888}
.feed-cat{background:#f0f4ff;color:#2d7be5;border-radius:4px;padding:1px 7px;font-size:11px;font-weight:500;text-decoration:none}
.feed-cat:hover{background:#ddeaff;text-decoration:none}
.feed-stats{text-align:right;color:#ccc;font-size:12px;white-space:nowrap;min-width:44px}
.feed-stats span{display:block;line-height:1.6}

/* ===== Post detail ===== */
.post-h{font-size:17px;font-weight:600;line-height:1.4;color:#1a1a2e}
.post-content{padding:20px;line-height:1.85;font-size:14px;color:#444;word-break:break-word}
.post-content img{max-width:100%;border-radius:4px}
.post-content p{margin-bottom:10px}
.post-content h1,.post-content h2,.post-content h3{margin:14px 0 8px;color:#1a1a2e}
.post-content pre{background:#f6f8fa;padding:12px;border-radius:6px;overflow-x:auto;font-size:13px;border:1px solid #e8eaed}
.post-content code{background:#f1f3f5;padding:1px 5px;border-radius:3px;font-size:13px}
.post-author-bar{padding:10px 20px;background:#fafbfc;border-top:1px solid #f0f0f0;font-size:12px;color:#aaa;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.post-avatar{width:26px;height:26px;background:#2d7be5;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:700;flex-shrink:0}
.post-tags{margin-left:4px}
.post-tag-link{display:inline-block;background:#f0f4ff;border:1px solid #c5d8f8;color:#2d7be5;border-radius:20px;padding:1px 10px;font-size:11px;margin-right:4px;text-decoration:none}
.post-tag-link:hover{background:#ddeaff;text-decoration:none}

/* ===== Replies ===== */
.reply-item{display:flex;gap:12px;padding:14px 20px;border-bottom:1px solid #f5f5f5}
.reply-item:last-child{border-bottom:none}
.reply-avatar{width:32px;height:32px;border-radius:50%;background:#2d7be5;display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;font-weight:700;flex-shrink:0}
.reply-body{flex:1}
.reply-meta{font-size:12px;color:#bbb;margin-bottom:6px}
.reply-text{font-size:14px;line-height:1.75;color:#444;word-break:break-word}
.reply-load-more,.load-more-wrap{padding:12px 20px}

/* ===== Sidebar ===== */
.sidebar-item{padding:10px 16px;border-bottom:1px solid #f5f5f5;font-size:13px}
.sidebar-item:last-child{border-bottom:none}
.sidebar-item a{color:#444;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-item a:hover{color:#2d7be5;text-decoration:none}
.sidebar-item .sub{color:#ccc;font-size:11px;margin-top:2px}
.sidebar-footer{padding:5px 14px 10px;font-size:11px;color:#ccc;text-align:right}
.btn-sidebar{width:100%;text-align:center;display:block;margin-bottom:14px;padding:10px}
.tag-cloud-wrap{padding:12px 14px;line-height:2.2}
.tag-cloud-wrap a{display:inline-block;font-size:12px;color:#2d7be5;margin-right:8px}
.tag-cloud-wrap a:hover{text-decoration:underline}

/* ===== Badges ===== */
.badge{display:inline-block;font-size:10px;padding:1px 6px;border-radius:4px;margin-right:4px;vertical-align:middle;font-weight:500}
.badge-pin{background:#fde8e8;color:#c0392b}
.badge-wp{background:#e8f0fb;color:#1a6bd4}
.badge-admin{background:#fef3e2;color:#d68910}

/* ===== Buttons ===== */
.btn{display:inline-block;padding:8px 18px;border:none;border-radius:6px;font-size:13px;cursor:pointer;transition:background .15s,opacity .15s;line-height:1.4;font-family:inherit}
.btn:hover{opacity:.88;text-decoration:none}
.btn-primary{background:#2d7be5;color:#fff}
.btn-success{background:#27ae60;color:#fff}
.btn-danger{background:#e74c3c;color:#fff}
.btn-ghost{background:#f1f3f5;color:#555;border:1px solid #e0e0e0}
.btn-ghost:hover{background:#e8eaed;opacity:1}
.btn-sm{padding:4px 12px;font-size:12px}
.btn-block{width:100%;display:block;text-align:center}

/* ===== Forms ===== */
.form-group{margin-bottom:14px}
.form-group label{display:block;margin-bottom:5px;font-size:13px;font-weight:500;color:#444}
.form-group input,
.form-group select,
.form-group textarea{width:100%;border:1px solid #dde1e7;border-radius:6px;padding:8px 12px;font-size:14px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s;background:#fff;color:#333}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{border-color:#2d7be5;box-shadow:0 0 0 3px rgba(45,123,229,.08)}
.form-group textarea{resize:vertical;min-height:120px}
.textarea-lg{min-height:200px}
.textarea-md{min-height:130px}
.form-wrap{padding:24px}
.form-group-inline{margin:0;flex:1;min-width:160px}
.label-hint{color:#aaa;font-weight:400;font-size:12px}
.required{color:#e74c3c}
.inline-form{display:inline}

/* ===== Alerts ===== */
.alert{padding:11px 16px;border-radius:6px;margin-bottom:14px;font-size:13px;line-height:1.6}
.alert-error{background:#fef2f2;color:#b91c1c;border-left:3px solid #e74c3c}
.alert-success{background:#f0fdf4;color:#166534;border-left:3px solid #27ae60}
.alert-info{background:#eff6ff;color:#1e40af;border-left:3px solid #2d7be5}

/* ===== Pagination ===== */
.pagination{display:flex;gap:5px;align-items:center;margin-top:16px;flex-wrap:wrap}
.pagination a,.pagination span{padding:5px 11px;border:1px solid #e0e0e0;border-radius:5px;font-size:13px;color:#555;background:#fff;transition:all .15s}
.pagination a:hover{background:#eff6ff;border-color:#2d7be5;color:#2d7be5;text-decoration:none}
.pagination .cur{background:#2d7be5;color:#fff;border-color:#2d7be5}
.pagination .dots{border:none;background:none;color:#bbb}
.pager{display:flex;justify-content:space-between;padding:12px 16px}
.pager-simple{display:flex;justify-content:space-between;margin-top:4px}

/* ===== Login ===== */
.login-wrap{max-width:420px;margin:50px auto}
.login-hint{color:#888}
.tab-bar{display:flex;border-bottom:2px solid #eee}
.tab-bar a{flex:1;padding:12px;text-align:center;font-size:14px;color:#aaa;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .15s}
.tab-bar a.active{color:#2d7be5;border-bottom-color:#2d7be5;font-weight:600}

/* ===== Search ===== */
.search-container{max-width:800px;margin:20px auto;padding:0 12px}
.search-form{display:flex;gap:6px}
.search-input{border:1px solid #dde1e7;border-radius:6px;padding:6px 12px;font-size:13px;width:200px;outline:none;transition:border-color .2s}
.search-input:focus{border-color:#2d7be5}
em{color:#e74c3c;font-style:normal;font-weight:600}

/* ===== Tags ===== */
.tag-cloud-body{padding:20px 24px;line-height:2.6}
.tag-empty{color:#bbb;text-align:center;padding:30px}

/* ===== Stats ===== */
.stats-row{display:flex;text-align:center}
.stat-cell{flex:1;padding:16px;border-right:1px solid #f0f0f0}
.stat-cell:last-child{border-right:none}
.stat-num{font-size:26px;font-weight:700;color:#1a1a2e}
.stat-label{font-size:12px;color:#aaa;margin-top:4px}

/* ===== Import / WP ===== */
.step-card{border:2px solid #eee;border-radius:10px;padding:20px;flex:1;transition:border-color .2s}
.step-card:hover{border-color:#2d7be5}
.step-num{width:30px;height:30px;background:#2d7be5;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;margin-bottom:10px}
.step-title{font-size:15px;font-weight:600;margin-bottom:6px}
.step-desc{font-size:12px;color:#888;margin-bottom:14px;line-height:1.6}
.wp-cat-list{display:flex;flex-wrap:wrap;padding:12px 16px;gap:8px}
.wp-cat-tag{background:#eff6ff;border:1px solid #c5d8f8;border-radius:20px;padding:3px 12px;font-size:13px;color:#2d7be5}
.wp-cat-tag-sub{color:#aaa}
.tool-flex{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}

/* ===== Page layout (pages/) ===== */
.page-wrap{max-width:780px;margin:0 auto}
.page-body{padding:28px 32px;line-height:1.9;color:#444;font-size:14px}
.page-body h2{font-size:16px;font-weight:700;color:#1a1a2e;margin:24px 0 10px;padding-bottom:6px;border-bottom:1px solid #f0f0f0}
.page-body h2:first-child{margin-top:0}
.page-body p{margin-bottom:12px}
.page-body ul{padding-left:20px;margin-bottom:12px}
.page-body ul li{margin-bottom:6px}
.page-body a{color:#2d7be5}
.page-body .updated{font-size:12px;color:#bbb;margin-bottom:20px}

/* ===== Contact ===== */
.contact-form{max-width:560px}

/* ===== Misc ===== */
.empty{padding:50px 20px;text-align:center;color:#ccc;font-size:14px}
.empty-sm{padding:30px 20px;text-align:center;color:#ccc;font-size:13px}
.btn-row{display:flex;gap:10px}
.mb-20{margin-bottom:20px}
.mt-14{margin-top:14px}

/* ===== Footer ===== */
.footer{text-align:center;padding:28px 16px;color:#bbb;font-size:12px;margin-top:8px;border-top:1px solid #f0f0f0;background:#fff}
.footer-links{margin-bottom:8px}
.footer-links a{color:#aaa;margin:0 6px}
.footer-links a:hover{color:#555}

/* ===== Post list (post-item) ===== */
.post-item{display:flex;align-items:center;padding:11px 20px;border-bottom:1px solid #f5f5f5;gap:12px;transition:background .12s}
.post-item:last-child{border-bottom:none}
.post-item:hover{background:#fafbfc}
.post-info{flex:1;min-width:0}
.post-title{font-size:14px;font-weight:500;color:#1a1a2e;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post-title:hover{color:#2d7be5;text-decoration:none}
.post-meta{color:#bbb;font-size:12px;margin-top:3px}
.post-stats{text-align:right;color:#ccc;font-size:12px;white-space:nowrap;min-width:50px}

/* ===== Responsive ===== */
@media(max-width:700px){
  .layout-flex{flex-direction:column}
  .main-col{flex:1;width:100%}
  .side-col{flex:1;width:100%}
  .cat-stats{display:none}
  .page-body{padding:20px 16px}
  .navbar{padding:0 12px}
  .navbar-inner{gap:8px}
  .navbar-search{max-width:none;flex:1}
  .navbar-links{gap:2px}
  .navbar-links a{padding:4px 8px;font-size:12px}
  .navbar-login-btn{padding:4px 10px;font-size:12px}
  .brand{font-size:15px}
  .container{padding:0 8px;margin:12px auto}
  .card{border-radius:8px;margin-bottom:12px}
  .card-header{padding:10px 12px}
  .card-body{padding:14px}
  .card-body-sm{padding:12px}
  .feed-item,.post-item{padding:10px 12px}
  .cat-item{padding:12px 14px}
  .reply-item{padding:12px 14px}
  .breadcrumb{font-size:12px;margin-bottom:10px}
  .post-content{padding:14px}
  .post-h{font-size:15px}
  .login-wrap{margin:20px auto;padding:0 12px}
  .page-body{padding:16px 12px}
}