/* =============================================================
   智链导航 · 前台样式（响应式自适应版）
   断点：手机 <768px / 平板 768-1024px / 电脑 >1024px
   ============================================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --theme: #2563eb;
  --theme-dark: #1d4ed8;
  --radius: 12px;
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --gold: #f59e0b;
  --silver: #9ca3af;
  --bronze: #d97706;
}

html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
ul { list-style: none; }

.container { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.pad { padding: 16px; }

/* ============ 顶部栏 ============ */
.topbar {
  background: linear-gradient(135deg, var(--theme) 0%, var(--theme-dark) 100%);
  color: #fff;
}
.topbar-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px;
  flex-wrap: wrap;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 700; white-space: nowrap;
  flex-shrink: 0;
}
.logo img { height: 36px; width: auto; }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(255,255,255,.18); font-size: 22px;
}
.search-wrap {
  position: relative; flex: 1; min-width: 240px;
  max-width: 600px; margin: 0 auto;
}
.search {
  display: flex; align-items: center;
  background: #fff; border-radius: 999px; overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
  width: 100%;
}
.search input {
  flex: 1; min-width: 0; border: none; outline: none;
  padding: 11px 18px; font-size: 14px; color: var(--text);
}
.search button {
  border: none; background: var(--theme); color: #fff;
  padding: 11px 22px; cursor: pointer; font-size: 14px; font-weight: 600;
  flex-shrink: 0;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 18px; border-radius: 8px; border: 1px solid var(--border);
  background: #fff; color: var(--text); cursor: pointer; font-size: 14px; transition: .15s;
}
.btn:hover { border-color: var(--theme); color: var(--theme); }
.btn-primary { background: var(--theme); border-color: var(--theme); color: #fff; }
.btn-primary:hover { background: var(--theme-dark); color: #fff; }
.btn-danger { background: #dc2626; border-color: #dc2626; color: #fff; }
.btn-danger:hover { background: #b91c1c; color: #fff; }
.btn-lg { padding: 12px 28px; font-size: 16px; border-radius: 10px; }
.btn-block { width: 100%; }
.btn-apply {
  background: #fff; color: var(--theme); border: none;
  font-weight: 600; border-radius: 999px;
  padding: 10px 20px; font-size: 14px;
  flex-shrink: 0;
}

/* ============ 分类导航 ============ */
.catnav {
  background: #fff; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50; box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.catnav-inner {
  display: flex; align-items: center; gap: 2px;
  overflow-x: auto; white-space: nowrap;
  padding: 0 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--theme) transparent;
  position: relative;
}
.catnav-inner::-webkit-scrollbar { height: 3px; }
.catnav-inner::-webkit-scrollbar-thumb { background: var(--theme); border-radius: 3px; }
.catnav-inner::-webkit-scrollbar-track { background: transparent; }
.catnav a {
  display: inline-block; padding: 12px 10px; color: var(--muted); font-size: 13px;
  border-bottom: 2px solid transparent; transition: .15s; font-weight: 500;
  flex-shrink: 0;
}
.catnav a:hover, .catnav a.active { color: var(--theme); border-bottom-color: var(--theme); }

/* ============ 60秒快讯 ============ */
.flash60 {
  display: flex; align-items: center; margin: 14px 0;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden;
}
.flash-label {
  background: var(--theme); color: #fff; padding: 8px 12px; font-size: 13px; white-space: nowrap;
  display: flex; flex-direction: column; align-items: center; line-height: 1.2;
  flex-shrink: 0;
}
.flash-label i { font-style: normal; font-size: 11px; opacity: .85; }
.flash-roll { flex: 1; overflow: hidden; height: 40px; min-width: 0; }
.flash-roll ul { display: flex; flex-direction: column; animation: roll 18s linear infinite; }
.flash-roll li { height: 40px; display: flex; align-items: center; padding: 0 14px; }
.flash-roll li a { color: var(--text); }
.flash-roll li a:hover { color: var(--theme); }
.flash-roll li::before { content: "·"; color: var(--theme); font-weight: 700; margin-right: 8px; }
@keyframes roll { 0% { transform: translateY(0); } 100% { transform: translateY(-50%); } }

/* ============ 提示框 ============ */
.alert { padding: 12px 16px; border-radius: 8px; margin: 12px 0; font-size: 14px; }
.alert-success { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.alert-danger { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-warn { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-info  { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* ============ 面板 ============ */
.main { padding-bottom: 40px; padding-top: 4px; }
.panel {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px; margin-bottom: 16px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 10px; }
.panel-title { font-size: 17px; font-weight: 700; }
.panel-tip { color: var(--muted); font-size: 12px; }
.panel-more { color: var(--muted); font-size: 13px; flex-shrink: 0; }
.panel-more:hover { color: var(--theme); }

/* ============ 首页布局 ============ */
.home-layout { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
.home-main, .home-side { min-width: 0; }

/* 热门排行 */
.hot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.site-card {
  position: relative; display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px; transition: .18s;
}
.site-card:hover { border-color: var(--theme); box-shadow: 0 6px 20px rgba(37,99,235,.10); transform: translateY(-2px); }
.hot-card { flex-direction: row; }
.rank-badge {
  position: absolute; top: -8px; left: -8px; z-index: 2;
  width: 24px; height: 24px; border-radius: 6px; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  background: #e5e7eb; color: var(--muted);
}
.rank-badge.gold { background: var(--gold); color: #fff; }
.rank-badge.silver { background: var(--silver); color: #fff; }
.rank-badge.bronze { background: var(--bronze); color: #fff; }

/* 站点图标 */
.fav {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; position: relative;
  overflow: hidden; font-weight: 700; font-size: 16px; color: #fff;
}
.fav img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.fav-lg { width: 60px; height: 60px; border-radius: 14px; font-size: 24px; }
.fav-0 { background: #3b82f6; } .fav-1 { background: #8b5cf6; }
.fav-2 { background: #10b981; } .fav-3 { background: #f59e0b; }
.fav-4 { background: #ef4444; } .fav-5 { background: #06b6d4; }
.fav-6 { background: #ec4899; } .fav-7 { background: #6366f1; }

.site-card-body { flex: 1; min-width: 0; }
.site-name { display: block; font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.site-desc { display: block; color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 卡片元信息行：评分 / HTTPS / 移动适配 / 收录时间 */
.site-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 4px 6px;
  margin-top: 5px; font-size: 11px; line-height: 16px; color: var(--muted);
}
.site-meta .m-score { font-weight: 700; }
.site-meta .m-score.high { color: #16a34a; }
.site-meta .m-score.mid { color: #f59e0b; }
.site-meta .m-score.low { color: #dc2626; }
.site-meta .m-badge {
  display: inline-block; padding: 0 5px; border-radius: 4px;
  font-size: 10px; line-height: 16px; background: #ecfdf5; color: #047857;
}
.site-meta .m-date { margin-left: auto; padding-left: 6px; white-space: nowrap; }

.site-click { color: var(--muted); font-size: 13px; font-weight: 700; text-align: center; white-space: nowrap; }
.site-click i { display: block; font-style: normal; font-size: 11px; font-weight: 400; }

/* 卡片右侧「访问」按钮 */
.site-visit {
  position: absolute; right: 8px; top: 8px;
  display: inline-flex; align-items: center; gap: 3px;
  padding: 4px 9px; font-size: 12px; line-height: 1;
  background: var(--theme); color: #fff !important;
  border-radius: 999px; text-decoration: none !important;
  opacity: 0; transition: opacity .18s, transform .18s;
}
.site-card:hover .site-visit,
.site-card:focus-within .site-visit { opacity: 1; }
.site-visit:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.3); }

/* 站点网格 */
.site-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cat-icon { margin-right: 4px; }

/* 侧边栏 */
.news-list li {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  padding: 9px 0; border-bottom: 1px dashed var(--border);
}
.news-list li:last-child { border-bottom: none; }
.news-list li a { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.news-list li a:hover { color: var(--theme); }
.news-list li span { color: var(--muted); font-size: 12px; white-space: nowrap; }
.mini-site-list li { padding: 7px 0; border-bottom: 1px dashed var(--border); }
.mini-site-list li:last-child { border-bottom: none; }
.mini-site-list a { display: flex; align-items: center; gap: 8px; }
.mini-site-list .fav { width: 28px; height: 28px; border-radius: 7px; font-size: 12px; }

/* ============ 面包屑 ============ */
.breadcrumb { color: var(--muted); font-size: 13px; margin: 14px 0 12px; }
.breadcrumb a:hover { color: var(--theme); }

/* ============ 详情页 ============ */
.detail-page { margin-top: 14px; }
.detail-cols { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
.detail-main, .detail-side { min-width: 0; }
.detail-side { position: sticky; top: 60px; }
.side-panel { padding: 16px; }
.side-panel .panel-head { margin-bottom: 12px; }
.side-panel .panel-title { font-size: 15px; }

/* 右侧热门资讯 */
.side-news-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; border-bottom: 1px dashed var(--border);
}
.side-news-list li:last-child { border-bottom: none; }
.side-news-rank {
  width: 20px; height: 20px; border-radius: 4px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; background: #f3f4f6; color: var(--muted);
}
.side-news-rank.hot { background: var(--theme); color: #fff; }
.side-news-list li a {
  flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 13px; color: var(--text);
}
.side-news-list li a:hover { color: var(--theme); }

/* 右侧热门站点 */
.side-site-list li { padding: 8px 0; border-bottom: 1px dashed var(--border); }
.side-site-list li:last-child { border-bottom: none; }
.side-site-list a { display: flex; align-items: center; gap: 10px; }
.side-site-list .fav { width: 32px; height: 32px; border-radius: 8px; font-size: 14px; flex-shrink: 0; }
.side-site-info { flex: 1; min-width: 0; }
.side-site-name { display: block; font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-site-desc { display: block; font-size: 11px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-top: 2px; }

/* SEO 工具快捷入口 */
.seo-tool-links { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.seo-tool-btn {
  display: block; text-align: center; padding: 8px 6px;
  background: #f8fafc; border: 1px solid var(--border); border-radius: 8px;
  font-size: 12px; color: var(--text); transition: .15s;
}
.seo-tool-btn:hover { background: var(--theme); color: #fff; border-color: var(--theme); }

.site-hero { padding: 20px; }
.site-hero-top { display: flex; gap: 16px; align-items: flex-start; }
.site-hero-info { flex: 1; min-width: 0; }
.site-hero-name { font-size: 22px; font-weight: 700; }
.site-hero-url { color: var(--muted); font-size: 13px; margin: 2px 0 8px; word-break: break-all; }
.site-hero-desc { color: var(--text); font-size: 14px; }
.site-hero-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; flex-shrink: 0; }
.site-stats { display: flex; gap: 16px; }
.stat { text-align: center; }
.stat b { display: block; font-size: 18px; color: var(--theme); }
.stat span { font-size: 12px; color: var(--muted); }
.site-hero-meta { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 12px; color: var(--muted); font-size: 13px; }
.badge-ok { color: #047857; }
.site-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.tag {
  display: inline-block; padding: 2px 10px; background: #eef2ff; color: var(--theme);
  border-radius: 999px; font-size: 12px;
}
.tag.danger { background: #fef2f2; color: #b91c1c; }
.tag.ok { background: #ecfdf5; color: #047857; }
.tag.ai { background: #fdf4ff; color: #a21caf; }
.score-high { color: #16a34a; } .score-mid { color: var(--gold); } .score-low { color: #dc2626; }

/* 详情 tab */
.detail-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 14px; overflow-x: auto; }
.tab-btn {
  padding: 9px 16px; border: none; background: none; cursor: pointer;
  font-size: 14px; color: var(--muted); border-bottom: 2px solid transparent;
  white-space: nowrap; flex-shrink: 0;
}
.tab-btn.active { color: var(--theme); border-bottom-color: var(--theme); font-weight: 600; }
.tab-content { display: none; }
.tab-content.active { display: block; }

.info-table { width: 100%; border-collapse: collapse; }
.info-table th, .info-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.info-table th { width: 110px; color: var(--muted); font-weight: 500; white-space: nowrap; }
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: none; }

.code-box {
  width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: 8px;
  background: #f9fafb; font-family: Consolas, monospace; font-size: 13px; resize: vertical; min-height: 70px;
}

/* SEO 查询结果展示 */
.index-result { padding: 8px 0; }
.index-engine { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--border); }
.seo-section { margin-bottom: 18px; }
.seo-section:last-child { margin-bottom: 0; }
.seo-section-title { font-size: 14px; font-weight: 700; margin-bottom: 10px; padding-bottom: 8px; border-bottom: 2px solid var(--theme); display: inline-block; }
.seo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.seo-item { display: flex; padding: 8px 0; border-bottom: 1px dashed var(--border); min-height: 32px; align-items: center; }
.seo-item-full { grid-column: 1 / -1; }
.seo-label { width: 90px; flex-shrink: 0; color: var(--muted); font-size: 13px; }
.seo-value { flex: 1; font-size: 13px; color: var(--text); word-break: break-all; }
.seo-value.seo-title { font-weight: 600; color: var(--theme); }

/* 对联广告 */
.couplet { position: fixed; top: 120px; width: 120px; z-index: 40; }
.couplet-left { left: 6px; }
.couplet-right { right: 6px; }

/* ============ 申请页 ============ */
.apply-hero { text-align: center; padding: 28px 0 18px; }
.apply-hero h1 { font-size: 26px; font-weight: 800; }
.apply-hero p { color: var(--muted); margin-top: 8px; max-width: 680px; margin-left: auto; margin-right: auto; }
.apply-cols { display: grid; grid-template-columns: 1fr 320px; gap: 16px; }
.apply-form .form-row { margin-bottom: 14px; }
.apply-form label { display: block; font-weight: 500; margin-bottom: 6px; font-size: 13px; }
.apply-form label em { color: #dc2626; font-style: normal; }
.apply-form input, .apply-form select, .apply-form textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 14px; outline: none; font-family: inherit;
}
.apply-form input:focus, .apply-form select:focus, .apply-form textarea:focus { border-color: var(--theme); }
.form-note { color: var(--muted); font-size: 12px; margin-top: 10px; text-align: center; }
.rule-list li { padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.rule-list li:last-child { border-bottom: none; }

/* ============ 会员中心 ============ */
.member-page { max-width: 980px; margin: 0 auto; }
.member-hero { text-align: center; padding: 28px 16px 18px; }
.member-hero h1 { font-size: 26px; margin-bottom: 8px; color: var(--theme); }
.member-hero p { color: var(--muted); }
.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 16px; }
.plan-card { background: #fff; border: 2px solid var(--border); border-radius: var(--radius); padding: 22px 18px; text-align: center; transition: all .2s; }
.plan-card:hover { border-color: var(--theme); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(37,99,235,.1); }
.plan-card.plan-pro { border-color: #fbbf24; background: linear-gradient(135deg, #fffbeb 0%, #ffffff 100%); }
.plan-card.plan-ent { border-color: #a78bfa; background: linear-gradient(135deg, #f5f3ff 0%, #ffffff 100%); }
.plan-name { font-weight: 700; font-size: 18px; margin-bottom: 8px; }
.plan-price { font-size: 28px; font-weight: 800; color: var(--theme); margin-bottom: 10px; }
.plan-card.plan-pro .plan-price { color: #f59e0b; }
.plan-card.plan-ent .plan-price { color: #7c3aed; }
.plan-desc { color: var(--muted); font-size: 13px; min-height: 36px; margin-bottom: 12px; }
.plan-order input { width: 100%; padding: 8px; margin-bottom: 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; }
.plan-order .pay-method-row { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 0 0 8px; font-size: 12px; }
.plan-order .pay-method-chip { display: inline-flex; align-items: center; gap: 4px; padding: 4px 8px; background: #f9fafb; border: 1px solid var(--border); border-radius: 14px; cursor: pointer; }
.plan-order .pay-method-chip input { width: 13px; height: 13px; margin: 0; }
.plan-order .pay-method-chip:has(input:checked) { background: #eff6ff; border-color: var(--theme); color: var(--theme); font-weight: 600; }
.member-lookup-form { display: flex; gap: 8px; margin-top: 12px; }
.member-lookup-form input { flex: 1; padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; }

/* 支付页 */
.pay-wrap { max-width: 720px; margin: 28px auto; padding: 20px; background: #fff; border-radius: var(--radius); border: 1px solid var(--border); }
.pay-wrap h2 { text-align: center; margin-bottom: 16px; color: var(--theme); }
.pay-summary { border: 1px dashed var(--border); border-radius: 8px; padding: 12px 16px; margin-bottom: 20px; }
.pay-summary-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.pay-summary-row span { color: var(--muted); }
.pay-amount { color: #f59e0b; font-size: 20px; font-weight: 800; }
.pay-qr { text-align: center; padding: 20px; }
.pay-qr img { width: 200px; height: 200px; border: 1px solid var(--border); border-radius: 8px; }

/* 结果页 */
.result-card { max-width: 760px; margin: 20px auto; background: #fff; border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }
.result-status { text-align: center; padding: 28px 20px; }
.result-status.approved { background: #ecfdf5; }
.result-status.rejected { background: #fef2f2; }
.result-status.manual, .result-status.pending { background: #fffbeb; }
.result-status.result-pending { background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%); }
.result-icon { font-size: 42px; }
.result-status h1 { font-size: 22px; margin: 6px 0; }
.result-score b { font-size: 20px; color: var(--theme); }
.result-reason { color: var(--muted); margin-top: 4px; }
.result-steps, .result-code { padding: 18px 22px; border-top: 1px solid var(--border); }
.result-steps h3, .result-code h3 { margin-bottom: 12px; }
.step-item { padding: 10px 0; border-bottom: 1px dashed var(--border); }
.step-item:last-child { border-bottom: none; }
.step-head { display: flex; justify-content: space-between; align-items: center; }
.step-name { font-weight: 600; }
.step-score { color: var(--theme); font-weight: 700; }
.step-flag { font-size: 12px; padding: 2px 8px; border-radius: 6px; }
.step-flag.ok { background: #ecfdf5; color: #047857; }
.step-flag.bad { background: #fef2f2; color: #b91c1c; }
.step-notes { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.step-notes span { font-size: 12px; color: var(--muted); background: #f3f4f6; padding: 2px 8px; border-radius: 6px; }
.result-actions { display: flex; gap: 12px; padding: 18px 22px; border-top: 1px solid var(--border); flex-wrap: wrap; }

/* ============ 资讯 ============ */
.news-tabs { display: flex; gap: 4px; margin: 16px 0; flex-wrap: wrap; }
.news-tabs a { padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--border); color: var(--muted); font-size: 14px; }
.news-tabs a.active { background: var(--theme); color: #fff; border-color: var(--theme); }
.article-list { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.article-item { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.article-item:last-child { border-bottom: none; }
.article-item:hover { background: #f9fafb; }
.article-item h3 { font-size: 15px; font-weight: 600; }
.article-source { font-size: 12px; color: var(--muted); }
.article-time { color: var(--muted); font-size: 12px; white-space: nowrap; }

.article-detail { display: grid; grid-template-columns: 1fr 300px; gap: 16px; margin-top: 14px; }
.article-main { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; min-width: 0; }
.article-title { font-size: 22px; font-weight: 700; line-height: 1.4; }
.article-meta { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: 13px; margin: 10px 0; }
.article-content { margin-top: 16px; font-size: 15px; line-height: 1.8; }
.article-content p { margin-bottom: 14px; }
.article-content img { border-radius: 8px; }

/* ============ 搜索 ============ */
.search-title { font-size: 20px; margin: 18px 0 14px; }
.search-page mark, .search-page .hot-tag mark {
  background: #fef08a; color: #b91c1c; padding: 0 2px; border-radius: 2px;
}

/* 搜索结果卡片 */
.site-card-wrap { position: relative; }
.site-card-wrap .site-card { padding-right: 56px; }
.site-card-wrap .site-visit-inline {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  padding: 4px 9px; font-size: 12px; line-height: 1;
  background: var(--theme); color: #fff !important; border-radius: 999px;
  text-decoration: none !important; opacity: .85;
  transition: opacity .15s, transform .15s;
}
.site-card-wrap .site-visit-inline:hover { opacity: 1; transform: translateY(-50%) scale(1.04); box-shadow: 0 4px 10px rgba(37,99,235,.25); }

/* 热门关键词 + 分类胶囊 */
.hot-keywords { display: flex; flex-wrap: wrap; gap: 8px; }
.hot-tag {
  display: inline-block; padding: 6px 14px; font-size: 13px;
  background: #f1f5f9; color: var(--text); border-radius: 999px;
  text-decoration: none; transition: .15s;
}
.hot-tag:hover { background: var(--theme); color: #fff; }
.cat-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.cat-pill {
  display: inline-block; padding: 7px 14px; font-size: 13px;
  background: #fff; border: 1px solid var(--border); border-radius: 999px;
  text-decoration: none; color: var(--text); transition: .15s;
}
.cat-pill:hover { border-color: var(--theme); color: var(--theme); }

/* ============ 搜索建议（下拉联想） ============ */
.search-suggest {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0;
  background: #fff; border: 1px solid var(--border); border-radius: 12px;
  box-shadow: 0 12px 40px rgba(15,23,42,.14);
  max-height: 420px; overflow-y: auto; z-index: 200;
  padding: 6px 0;
}
.search-suggest .suggest-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; color: var(--text); text-decoration: none;
  transition: background .12s;
}
.search-suggest .suggest-item:hover,
.search-suggest .suggest-item.active { background: #eff6ff; }
.search-suggest .suggest-letter {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--theme); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 600; flex-shrink: 0;
}
.search-suggest .suggest-name { flex: 1; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.search-suggest .suggest-name mark { background: #fef08a; color: #b91c1c; padding: 0 1px; }
.search-suggest .suggest-domain { font-size: 12px; color: var(--muted); flex-shrink: 0; }
.search-suggest .suggest-foot {
  display: block; padding: 10px 14px; font-size: 13px; color: var(--theme);
  border-top: 1px solid var(--border); margin-top: 4px; text-align: center;
}

/* ============ 分页 ============ */
.pagination { display: flex; gap: 6px; justify-content: center; padding: 18px 0; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  padding: 0 10px; border-radius: 8px; border: 1px solid var(--border); background: #fff; font-size: 13px;
}
.pagination a:hover { border-color: var(--theme); color: var(--theme); }
.pagination .cur { background: var(--theme); border-color: var(--theme); color: #fff; }

/* ============ 广告 ============ */
.ad-item { margin: 14px 0; text-align: center; overflow: hidden; border-radius: 8px; }
.ad-item img { max-width: 100%; }

/* ============ 页脚 ============ */
.site-footer { background: #fff; border-top: 1px solid var(--border); margin-top: 30px; padding: 24px 0; }
.footer-inner { text-align: center; }
.footer-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 10px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: 13px; }
.footer-links a:hover { color: var(--theme); }
.footer-copy { color: var(--muted); font-size: 12px; }
.footer-copy a { color: var(--muted); }

/* 404 */
.error-page { text-align: center; padding: 60px 20px; }
.error-page h1 { font-size: 64px; color: var(--theme); font-weight: 800; }
.error-page p { color: var(--muted); margin: 10px 0 20px; }

/* 站点状态标签 */
.status-approved { background: #ecfdf5; color: #047857; }
.status-pending { background: #fffbeb; color: #b45309; }
.status-rejected { background: #fef2f2; color: #b91c1c; }
.status-manual { background: #eef2ff; color: #4f46e5; }

/* =============================================================
   响应式断点
   ============================================================= */

/* 平板（768px - 1024px） */
@media (max-width: 1024px) {
  .container { padding: 0 12px; }
  .home-layout { grid-template-columns: 1fr 260px; gap: 14px; }
  .detail-cols { grid-template-columns: 1fr 260px; gap: 14px; }
  .article-detail { grid-template-columns: 1fr 260px; gap: 14px; }
  .apply-cols { grid-template-columns: 1fr 280px; gap: 14px; }
  .hot-grid { grid-template-columns: repeat(2, 1fr); }
  .site-grid { grid-template-columns: repeat(2, 1fr); }
  .couplet { display: none; }
  .logo { font-size: 20px; }
  .logo-mark { width: 36px; height: 36px; font-size: 20px; }
  .logo img { height: 32px; }
  .search-wrap { max-width: 480px; }
}

/* 手机（<768px） */
@media (max-width: 768px) {
  body { font-size: 13px; }
  .container { padding: 0 10px; }

  /* 顶部栏：手机端改为紧凑三行网格 */
  .topbar-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "logo user"
      "search search"
      "apply  apply";
    gap: 10px 12px;
    padding: 12px;
    align-items: center;
  }
  .topbar-inner > .logo { grid-area: logo; justify-content: flex-start; }
  .topbar-inner > .user-nav { grid-area: user; justify-self: end; }
  .topbar-inner > .search-wrap { grid-area: search; max-width: 100%; width: 100%; margin: 0; }
  .topbar-inner > .btn-apply { grid-area: apply; width: 100%; text-align: center; padding: 10px; }
  .logo { font-size: 18px; }
  .logo-mark { width: 32px; height: 32px; font-size: 18px; }
  .logo img { height: 28px; }
  .btn-login, .btn-register { padding: 7px 12px; font-size: 13px; }
  .search input { padding: 10px 14px; font-size: 13px; }
  .search button { padding: 10px 16px; font-size: 13px; }

  /* 分类导航 */
  .catnav a { padding: 11px 12px; font-size: 13px; }

  /* 快讯 */
  .flash60 { margin: 10px 0; }
  .flash-label { padding: 6px 10px; font-size: 12px; }
  .flash-roll li { padding: 0 10px; font-size: 13px; }

  /* 面板 */
  .panel { padding: 14px; margin-bottom: 12px; border-radius: 10px; }
  .panel-head { margin-bottom: 12px; }
  .panel-title { font-size: 15px; }

  /* 首页布局：单列 */
  .home-layout { grid-template-columns: 1fr; gap: 12px; }
  .home-side { order: 2; }

  /* 详情页布局：单列 */
  .detail-cols { grid-template-columns: 1fr; gap: 12px; }
  .detail-side { position: static; order: 2; }
  .article-detail { grid-template-columns: 1fr; gap: 12px; }
  .apply-cols { grid-template-columns: 1fr; gap: 12px; }

  /* 网格：单列 */
  .hot-grid { grid-template-columns: 1fr; gap: 10px; }
  .site-grid { grid-template-columns: 1fr; gap: 10px; }
  .seo-grid { grid-template-columns: 1fr; }
  .seo-item-full { grid-column: auto; }

  /* 站点卡片 */
  .site-card { padding: 10px; gap: 8px; }
  .fav { width: 36px; height: 36px; font-size: 14px; }
  .fav-lg { width: 52px; height: 52px; font-size: 22px; }
  .site-name { font-size: 13px; }
  .site-desc { font-size: 11px; }
  .site-click { font-size: 12px; }

  /* 触屏设备无法 hover，默认显示访问按钮 */
  .site-visit {
    opacity: 1;
    position: static;
    transform: none;
    margin-left: auto;
    align-self: center;
    padding: 5px 10px;
  }

  /* 详情页 hero */
  .site-hero { padding: 16px; }
  .site-hero-top { flex-direction: column; gap: 12px; }
  .site-hero-actions { flex-direction: row; align-items: center; justify-content: space-between; width: 100%; }
  .site-hero-name { font-size: 19px; }
  .site-stats { gap: 12px; }
  .stat b { font-size: 16px; }
  .site-hero-meta { gap: 8px; font-size: 12px; }

  /* 详情 tab */
  .tab-btn { padding: 8px 12px; font-size: 13px; }

  /* 信息表格 */
  .info-table th { width: 80px; font-size: 12px; }
  .info-table td { font-size: 13px; }
  .info-table th, .info-table td { padding: 8px 10px; }

  /* SEO 标签 */
  .seo-label { width: 75px; font-size: 12px; }
  .seo-value { font-size: 12px; }

  /* 右侧栏 */
  .side-panel { padding: 14px; }
  .side-news-list li a { font-size: 12px; }
  .side-site-name { font-size: 12px; }
  .side-site-desc { font-size: 11px; }
  .seo-tool-links { grid-template-columns: 1fr 1fr; }
  .seo-tool-btn { font-size: 11px; padding: 7px 4px; }

  /* 申请页 */
  .apply-hero { padding: 20px 0 14px; }
  .apply-hero h1 { font-size: 22px; }
  .apply-hero p { font-size: 13px; }

  /* 会员中心 */
  .member-hero { padding: 20px 12px 14px; }
  .member-hero h1 { font-size: 22px; }
  .plan-grid { grid-template-columns: 1fr; gap: 12px; }
  .member-lookup-form { flex-direction: column; }
  .member-lookup-form .btn { width: 100%; }

  /* 支付页 */
  .pay-wrap { margin: 16px auto; padding: 16px; }
  .pay-qr img { width: 180px; height: 180px; }

  /* 结果页 */
  .result-card { margin: 14px auto; }
  .result-status { padding: 24px 16px; }
  .result-status h1 { font-size: 20px; }
  .result-icon { font-size: 36px; }
  .result-steps, .result-code { padding: 14px 16px; }
  .result-actions { flex-direction: column; padding: 14px 16px; }
  .result-actions .btn { width: 100%; }

  /* 资讯 */
  .article-item { padding: 12px 14px; }
  .article-item h3 { font-size: 14px; }
  .article-main { padding: 18px; }
  .article-title { font-size: 19px; }
  .article-content { font-size: 14px; }

  /* 搜索 */
  .search-title { font-size: 17px; margin: 14px 0 10px; }
  .hot-tag { padding: 5px 12px; font-size: 12px; }
  .cat-pill { padding: 6px 12px; font-size: 12px; }

  /* 分页 */
  .pagination { padding: 14px 0; }
  .pagination a, .pagination span { min-width: 32px; height: 32px; font-size: 12px; }

  /* 搜索筛选器 */
  .filter-pill { padding: 6px 12px; font-size: 12px; }

  /* 页脚 */
  .site-footer { padding: 20px 0; margin-top: 20px; }
  .footer-links { gap: 14px; }
  .footer-links a { font-size: 12px; }

  /* 404 */
  .error-page { padding: 40px 16px; }
  .error-page h1 { font-size: 48px; }

  /* 按钮 */
  .btn-lg { padding: 11px 24px; font-size: 15px; }
  .btn { padding: 8px 14px; font-size: 13px; }
}

/* 小屏手机（<480px） */
@media (max-width: 480px) {
  .logo { font-size: 18px; }
  .logo-mark { width: 32px; height: 32px; font-size: 18px; }
  .search input { padding: 9px 12px; font-size: 12px; }
  .search button { padding: 9px 14px; font-size: 12px; }
  .site-hero-actions { flex-direction: column; align-items: stretch; }
  .site-hero-actions .btn { width: 100%; }
  .seo-tool-links { grid-template-columns: 1fr; }
  .pay-qr img { width: 160px; height: 160px; }
}

/* 超小屏手机（<360px） */
@media (max-width: 360px) {
  .container { padding: 0 8px; }
  .topbar-inner { padding: 10px 8px; gap: 8px 10px; }
  .btn-login, .btn-register { padding: 6px 10px; font-size: 12px; }
  .site-card { padding: 8px; gap: 6px; }
  .fav { width: 32px; height: 32px; font-size: 12px; }
  /* FAB 收紧，避免在 320px 宽屏上压住站点卡片右侧的「访问」按钮 */
  .fab-apply { right: 10px; bottom: calc(10px + env(safe-area-inset-bottom, 0px)); padding: 10px 14px; font-size: 13px; }
  .fab-apply.fab-compact { padding: 10px; }
  .filter-pill { padding: 6px 12px; font-size: 12px; }
}

/* =============================================================
   搜索筛选器 / 搜索空状态（P1）
   ============================================================= */
.search-filters {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 0 0 14px;
}
.filter-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: #fff;
  color: var(--text); font-size: 13px; line-height: 1;
  transition: .15s;
}
.filter-pill em {
  font-style: normal; font-size: 11px; font-weight: 600;
  background: #f1f5f9; color: var(--muted);
  border-radius: 999px; padding: 2px 7px;
}
.filter-pill:hover { border-color: var(--theme); color: var(--theme); }
.filter-pill.active {
  background: var(--theme); border-color: var(--theme); color: #fff;
}
.filter-pill.active em { background: rgba(255,255,255,.24); color: #fff; }

.search-empty-cta {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px;
}

/* =============================================================
   搜索下拉：最近搜索 / 热门搜索（P1）
   ============================================================= */
.search-suggest .suggest-group { padding: 4px 0 2px; }
.search-suggest .suggest-group + .suggest-group {
  border-top: 1px solid var(--border); margin-top: 4px; padding-top: 8px;
}
.search-suggest .suggest-group-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 14px 6px; font-size: 12px; color: var(--muted);
}
.search-suggest .suggest-clear {
  border: 0; background: none; color: var(--muted);
  font-size: 12px; cursor: pointer; padding: 2px 4px;
}
.search-suggest .suggest-clear:hover { color: var(--theme); }
.search-suggest .suggest-tags {
  display: flex; flex-wrap: wrap; gap: 6px; padding: 0 14px 8px;
}
.search-suggest .suggest-tag {
  display: inline-block; padding: 4px 10px;
  border-radius: 999px; background: #f1f5f9;
  color: var(--text); font-size: 12px; text-decoration: none;
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  transition: .12s;
}
.search-suggest .suggest-tag:hover { background: var(--theme); color: #fff; }

/* =============================================================
   移动端悬浮「提交网址」FAB（P1）
   默认只在小屏出现，桌面端隐藏
   ============================================================= */
.fab-apply {
  display: none;
  position: fixed; right: 16px; z-index: 300;
  align-items: center; gap: 6px;
  padding: 12px 18px; border-radius: 999px;
  background: var(--theme); color: #fff;
  font-size: 14px; font-weight: 600; text-decoration: none;
  box-shadow: 0 8px 24px rgba(37, 99, 235, .38);
  transition: transform .18s, padding .18s, box-shadow .18s;
  /* 避开 iPhone 底部安全区 */
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
}
.fab-apply:hover { color: #fff; transform: translateY(-2px); }
.fab-apply .fab-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(255, 255, 255, .22); font-size: 15px; line-height: 1;
}
/* 向下滚动时收起文字，减少遮挡 */
.fab-apply.fab-compact { padding: 12px; }
.fab-apply.fab-compact .fab-text { display: none; }

@media (max-width: 768px) {
  .fab-apply { display: inline-flex; }

  /* 给页面底部预留 FAB 的空间，避免悬浮按钮压住最后一张站点卡片的
     「访问」按钮（实测 320px 下会重叠 2 个元素） */
  .site-footer { padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 360px) {
  .site-footer { padding-bottom: calc(68px + env(safe-area-inset-bottom, 0px)); }
}

/* =============================================================
   用户登录注册
   ============================================================= */

/* 顶部用户导航 */
.user-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.btn-login {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.4);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  transition: .15s;
}
.btn-login:hover {
  background: rgba(255,255,255,.15);
  border-color: #fff;
  color: #fff;
}
.btn-register {
  background: #fff;
  color: var(--theme);
  border: none;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  transition: .15s;
}
.btn-register:hover {
  background: rgba(255,255,255,.9);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.15);
}

/* 用户下拉菜单 */
.user-dropdown {
  position: relative;
}
.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.15);
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  transition: .15s;
}
.user-menu-trigger:hover {
  background: rgba(255,255,255,.25);
}
.user-avatar-sm {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  flex-shrink: 0;
}
.user-avatar-sm img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.user-name {
  font-size: 14px;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-arrow {
  font-size: 10px;
  opacity: .8;
}
.user-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,.15);
  padding: 6px;
  z-index: 100;
}
.user-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  color: var(--text);
  text-decoration: none;
  border-radius: 6px;
  font-size: 14px;
  transition: .1s;
}
.user-dropdown-menu a:hover {
  background: #f3f4f6;
  color: var(--theme);
}
.user-dropdown-menu .logout-link {
  color: #dc2626;
}
.user-dropdown-menu .logout-link:hover {
  background: #fef2f2;
  color: #dc2626;
}
.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

/* 用户中心 */
.user-center {
  max-width: 800px;
  margin: 0 auto;
}
.user-profile {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
}
.user-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--theme), var(--theme-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  overflow: hidden;
  flex-shrink: 0;
}
.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.avatar-letter {
  color: #fff;
}
.user-info h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}
.user-info p {
  font-size: 13px;
  margin: 2px 0;
}
.user-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.user-actions .btn {
  flex: 1;
  min-width: 120px;
}

/* 响应式：登录注册 */
@media (max-width: 768px) {
  .auth-card {
    padding: 28px 20px;
  }
  .auth-header h2 {
    font-size: 20px;
  }
  .user-nav {
    order: 2;
    width: 100%;
    justify-content: center;
  }
  .btn-login, .btn-register {
    padding: 8px 16px;
    font-size: 13px;
  }
  .user-name {
    max-width: 80px;
  }
  .user-profile {
    flex-direction: column;
    text-align: center;
  }
  .user-actions {
    flex-direction: column;
  }
  .user-actions .btn {
    width: 100%;
  }
}

/* =============================================================
   广告位购买与网站置顶
   ============================================================= */

/* 首页顶部广告 */
.home-top-ad {
  margin-bottom: 16px;
  border-radius: 12px;
  overflow: hidden;
}
.home-top-ad img { max-width: 100%; display: block; }

/* 置顶面板 */
.promote-panel { border: 2px solid #fbbf24; background: linear-gradient(135deg, #fffbeb 0%, #ffffff 100%); }
.promote-panel .panel-title { color: #b45309; }
.promote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.promote-card { position: relative; padding-right: 56px; }
.promote-badge {
  position: absolute;
  top: -8px;
  left: -8px;
  z-index: 2;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(245,158,11,.3);
}
.promote-current-list { display: flex; flex-direction: column; gap: 8px; }
.promote-current-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 8px;
}
.promote-current-item .promote-badge {
  position: static;
  box-shadow: none;
}
.promote-site-name {
  flex: 1;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}
.promote-site-name:hover { color: var(--theme); }

/* 广告位购买页 */
.adspot-page { max-width: 1200px; margin: 0 auto; }
.adspot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}
.adspot-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.adspot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  background: linear-gradient(135deg, var(--theme), var(--theme-dark));
  color: #fff;
}
.adspot-header h3 { font-size: 16px; font-weight: 700; }
.adspot-price { font-size: 18px; font-weight: 800; }
.adspot-info {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}
.adspot-info p { font-size: 13px; margin: 4px 0; color: var(--muted); }
.adspot-info strong { color: var(--text); }
.adspot-preview {
  padding: 14px 16px;
  background: #f9fafb;
  border-bottom: 1px solid var(--border);
  max-height: 150px;
  overflow: hidden;
}
.adspot-preview-label {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.adspot-form {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.adspot-form .form-group { margin-bottom: 12px; }
.adspot-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 4px;
}
.adspot-form input, .adspot-form select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
}
.adspot-form input:focus, .adspot-form select:focus {
  border-color: var(--theme);
}
.adspot-amount {
  padding: 12px;
  background: #eff6ff;
  border-radius: 8px;
  text-align: center;
  margin-bottom: 12px;
  font-size: 14px;
}
.adspot-amount .amount { font-size: 20px; font-weight: 800; color: var(--theme); }

/* 支付页 */
.pay-method-info {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 10px;
  padding: 16px;
  margin: 16px 0;
}
.pay-method-info h3 { font-size: 15px; margin-bottom: 8px; color: #92400e; }
.pay-method-info p { font-size: 13px; margin: 6px 0; color: #78350f; }
.pay-tips {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 10px;
  padding: 14px;
  margin: 16px 0;
}
.pay-tips p { font-size: 13px; margin: 6px 0; color: #1e40af; }
.pay-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

/* 表格 */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.table th, .table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.table th {
  background: #f9fafb;
  font-weight: 600;
  color: var(--muted);
  font-size: 12px;
}
.table tr:hover { background: #f9fafb; }

/* 响应式 */
@media (max-width: 768px) {
  .promote-grid { grid-template-columns: 1fr; }
  .adspot-grid { grid-template-columns: 1fr; }
  .pay-actions { flex-direction: column; }
  .pay-actions .btn { width: 100%; }
  .table { font-size: 12px; }
  .table th, .table td { padding: 8px 6px; }
}

/* 用户中心整合样式 */
.user-profile {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.user-member-info {
  margin-left: auto;
  flex-shrink: 0;
}
.member-card {
  background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
  border-radius: 12px;
  padding: 16px 20px;
  text-align: center;
  min-width: 180px;
}
.member-card.member-active {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 2px solid #f59e0b;
}
.member-card-title {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
}
.member-card-tier {
  font-size: 20px;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 4px;
}
.member-active .member-card-tier {
  color: #b45309;
}
.member-card-expire {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 8px;
}
.member-card-quota {
  font-size: 12px;
  color: #374151;
  background: rgba(255,255,255,.6);
  padding: 4px 8px;
  border-radius: 6px;
}
.vip-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-left: 8px;
  vertical-align: middle;
}
.vip-pro {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #fff;
}
.vip-ent {
  background: linear-gradient(135deg, #a78bfa, #7c3aed);
  color: #fff;
}
.member-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.benefit-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  background: #f9fafb;
  border-radius: 10px;
}
.benefit-icon {
  font-size: 24px;
  flex-shrink: 0;
}
.benefit-item strong {
  display: block;
  font-size: 14px;
  margin-bottom: 2px;
}
.benefit-item p {
  font-size: 12px;
  margin: 0;
}

@media (max-width: 768px) {
  .user-profile {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .user-member-info {
    margin-left: 0;
    width: 100%;
  }
  .member-card {
    width: 100%;
  }
  .member-benefits {
    grid-template-columns: 1fr;
  }
}

/* =============================================================
   暗色模式（Dark Mode）
   通过 html[data-theme="dark"] 激活，支持系统偏好自动检测
   ============================================================= */
html[data-theme="dark"] {
  --bg: #0f172a;
  --card: #1e293b;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --border: #334155;
  color-scheme: dark;
}

html[data-theme="dark"] body {
  background: var(--bg);
  color: var(--text);
}

html[data-theme="dark"] .panel,
html[data-theme="dark"] .site-card,
html[data-theme="dark"] .card,
html[data-theme="dark"] .member-card {
  background: var(--card);
  border-color: var(--border);
}

html[data-theme="dark"] .search input {
  background: #0f172a;
  color: var(--text);
}

html[data-theme="dark"] .catnav {
  background: var(--card);
  border-color: var(--border);
}

html[data-theme="dark"] .catnav a {
  color: var(--muted);
}

html[data-theme="dark"] .catnav a.active,
html[data-theme="dark"] .catnav a:hover {
  color: #fff;
}

html[data-theme="dark"] table th {
  background: #0f172a;
  border-color: var(--border);
}

html[data-theme="dark"] table td {
  border-color: var(--border);
}

html[data-theme="dark"] .flash60 {
  background: var(--card);
  border-color: var(--border);
}

html[data-theme="dark"] .search-suggest {
  background: var(--card);
  border-color: var(--border);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
}

html[data-theme="dark"] .suggest-item:hover,
html[data-theme="dark"] .suggest-item.active {
  background: #334155;
}

html[data-theme="dark"] .user-dropdown-menu {
  background: var(--card);
  border-color: var(--border);
}

html[data-theme="dark"] .user-dropdown-menu a {
  color: var(--text);
}

html[data-theme="dark"] .user-dropdown-menu a:hover {
  background: #334155;
}

html[data-theme="dark"] .dropdown-divider {
  border-color: var(--border);
}

html[data-theme="dark"] input,
html[data-theme="dark"] select,
html[data-theme="dark"] textarea {
  background: #0f172a;
  color: var(--text);
  border-color: var(--border);
}

html[data-theme="dark"] .btn-apply,
html[data-theme="dark"] .btn-login,
html[data-theme="dark"] .btn-register {
  color: #fff;
}

html[data-theme="dark"] .site-meta .m-badge {
  background: #334155;
  color: var(--muted);
}

html[data-theme="dark"] .tag {
  background: #334155;
  color: var(--muted);
}

html[data-theme="dark"] .tag.ok { background: rgba(34,197,94,.15); color: #4ade80; }
html[data-theme="dark"] .tag.warn { background: rgba(245,158,11,.15); color: #fbbf24; }
html[data-theme="dark"] .tag.danger { background: rgba(239,68,68,.15); color: #f87171; }

/* 暗色模式切换按钮 */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.15);
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  transition: background .2s, transform .2s;
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: rgba(255,255,255,.25);
  transform: rotate(15deg);
}

/* 图片懒加载占位 */
img.lazy {
  background: linear-gradient(90deg, var(--border) 25%, var(--bg) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* 减少动画偏好（无障碍） */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   v1.4.0 新增样式
   ============================================================ */

/* 底部热门资讯 */
.news-bottom-panel { margin-top: 24px; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.news-card {
  display: flex;
  flex-direction: column;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
}
.news-card:hover {
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
  transform: translateY(-2px);
}
.news-card-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card-meta {
  font-size: 12px;
  color: var(--text-muted);
}

/* 网站快照 */
.snapshot-box { padding: 16px; }
.snapshot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.snapshot-url {
  font-size: 13px;
  color: var(--text-muted);
  font-family: monospace;
  word-break: break-all;
}
.snapshot-frame {
  width: 100%;
  min-height: 400px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.snapshot-frame img {
  width: 100%;
  height: auto;
  display: block;
}
.snapshot-tip {
  margin-top: 10px;
  font-size: 12px;
  text-align: center;
}

/* VIP徽章 */
.vip-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  border-radius: 4px;
  margin-left: 6px;
}
.vip-badge.enterprise {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}
.vip-badge.pro {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

/* 优先审核标记 */
.priority-audit-badge {
  display: inline-block;
  padding: 2px 6px;
  background: #fef3c7;
  color: #92400e;
  font-size: 11px;
  border-radius: 3px;
  margin-left: 6px;
}

/* 用户中心统一表单样式 */
.user-form-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 32px 24px;
}
.user-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.user-form-card h2 {
  text-align: center;
  margin-bottom: 24px;
  font-size: 22px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-row {
  display: flex;
  gap: 12px;
}
.form-row .form-group { flex: 1; }
.btn-verify {
  white-space: nowrap;
  padding: 10px 16px;
  font-size: 13px;
}
.btn-verify:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* 60秒快讯 -> 综合新闻样式 */
.hot-news-ticker {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 20px;
}
.hot-news-ticker-title {
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.hot-news-ticker-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.hot-news-ticker-list li {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 13px;
}
.hot-news-ticker-list li:last-child { border-bottom: none; }
.hot-news-source {
  display: inline-block;
  padding: 1px 6px;
  background: var(--bg);
  border-radius: 3px;
  font-size: 11px;
  color: var(--text-muted);
  margin-right: 8px;
}

/* 响应式 */
@media (max-width: 768px) {
  .news-grid { grid-template-columns: 1fr; }
  .user-form-card { padding: 20px; }
  .form-row { flex-direction: column; gap: 0; }
  .snapshot-frame { min-height: 250px; }
}

/* ============================================================
   v1.5.0 新增样式
   ============================================================ */

/* 分类横排切换标签 */
.cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 16px;
  padding: 10px 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: sticky;
  top: 0;
  z-index: 10;
}
.cat-tab {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.cat-tab:hover {
  border-color: var(--theme);
  color: var(--theme);
}
.cat-tab.active {
  background: var(--theme);
  border-color: var(--theme);
  color: #fff;
}

/* 分类内容区 */
.cat-pane { display: none; }
.cat-pane.active { display: block; }

/* 空占位样式 */
.empty-placeholder {
  padding: 40px 20px;
  text-align: center;
}
.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}
.empty-text {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.empty-link {
  color: var(--theme);
  text-decoration: underline;
}

/* 优化网站卡片网格 - 电脑4列，平板3列，手机2列 */
.site-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.promote-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

/* 优化热门资讯网格 - 电脑4列，平板2列，手机1列 */
.news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.news-card {
  display: flex;
  flex-direction: column;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
  min-height: 80px;
}
.news-card:hover {
  border-color: var(--theme);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
  transform: translateY(-2px);
}
.news-card-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card-meta {
  font-size: 12px;
  color: var(--muted);
  margin-top: auto;
}

/* 首页布局优化 */
.home-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.home-main {
  flex: 1;
  min-width: 0;
}
.home-side {
  width: 280px;
  flex-shrink: 0;
  position: sticky;
  top: 20px;
}

/* 增强暗黑模式 - 覆盖更多元素 */
html[data-theme="dark"] .home-side .panel,
html[data-theme="dark"] .side-panel {
  background: var(--card);
  border-color: var(--border);
}
html[data-theme="dark"] .cat-tabs {
  background: var(--card);
  border-color: var(--border);
}
html[data-theme="dark"] .cat-tab {
  border-color: var(--border);
  color: var(--muted);
}
html[data-theme="dark"] .empty-placeholder {
  color: var(--muted);
}
html[data-theme="dark"] .news-card {
  background: var(--card);
  border-color: var(--border);
}
html[data-theme="dark"] .news-card-title {
  color: var(--text);
}
html[data-theme="dark"] .promote-badge {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
}
html[data-theme="dark"] .rank-badge {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
}
html[data-theme="dark"] .site-visit {
  background: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
}
html[data-theme="dark"] .site-visit:hover {
  background: var(--theme);
  color: #fff;
}
html[data-theme="dark"] .m-score.high { color: #4ade80; }
html[data-theme="dark"] .m-score.mid { color: #fbbf24; }
html[data-theme="dark"] .m-score.low { color: #f87171; }
html[data-theme="dark"] .m-badge {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
}
html[data-theme="dark"] .m-date { color: var(--muted); }
html[data-theme="dark"] .site-click { color: var(--muted); }
html[data-theme="dark"] .site-click i { color: var(--muted); }
html[data-theme="dark"] .panel-title { color: var(--text); }
html[data-theme="dark"] .panel-tip { color: var(--muted); }
html[data-theme="dark"] .panel-more { color: var(--theme); }
html[data-theme="dark"] .site-name { color: var(--text); }
html[data-theme="dark"] .site-desc { color: var(--muted); }
html[data-theme="dark"] .topbar {
  background: var(--card);
  border-color: var(--border);
}
html[data-theme="dark"] .logo-text { color: var(--text); }
html[data-theme="dark"] .search input {
  background: var(--bg);
  color: var(--text);
  border-color: var(--border);
}
html[data-theme="dark"] .flash60 {
  background: var(--card);
  border-color: var(--border);
}
html[data-theme="dark"] .hot-source { opacity: 0.8; }

/* 响应式断点优化 */
@media (max-width: 1200px) {
  .site-grid { grid-template-columns: repeat(3, 1fr); }
  .hot-grid { grid-template-columns: repeat(3, 1fr); }
  .promote-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .home-layout { flex-direction: column; }
  .home-side {
    width: 100%;
    position: static;
  }
  .site-grid { grid-template-columns: repeat(3, 1fr); }
  .hot-grid { grid-template-columns: repeat(3, 1fr); }
  .promote-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .site-grid { grid-template-columns: repeat(2, 1fr); }
  .hot-grid { grid-template-columns: repeat(2, 1fr); }
  .promote-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .cat-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px;
  }
  .cat-tab { flex-shrink: 0; }
}
@media (max-width: 480px) {
  .site-grid { grid-template-columns: 1fr; }
  .hot-grid { grid-template-columns: 1fr; }
  .promote-grid { grid-template-columns: 1fr; }
}