/* ===== 全局 ===== */
:root {
  --bg: #f5f6fa;
  --card: #ffffff;
  --border: #e8ecf1;
  --text: #1a1a2e;
  --text2: #6b7280;
  --accent: #2563eb;
  --accent-light: #dbeafe;
  --green: #059669;
  --green-bg: #d1fae5;
  --red: #dc2626;
  --red-bg: #fee2e2;
  --yellow: #d97706;
  --yellow-bg: #fef3c7;
  --gray: #9ca3af;
  --gray-bg: #f3f4f6;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans SC", sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== 导航栏 ===== */
.navbar {
  background: var(--card); border-bottom: 1px solid var(--border);
  padding: 0 24px; display: flex; align-items: center; height: 56px;
  position: sticky; top: 0; z-index: 100;
}
.navbar .logo { font-weight: 700; font-size: 18px; color: var(--text); margin-right: 32px; }
.navbar .logo span { color: var(--accent); }
.navbar .nav-links { display: flex; gap: 4px; }
.navbar .nav-links a {
  padding: 8px 16px; border-radius: 8px; color: var(--text2); font-size: 14px; font-weight: 500;
  transition: all 0.15s;
}
.navbar .nav-links a:hover, .navbar .nav-links a.active {
  background: var(--accent-light); color: var(--accent); text-decoration: none;
}
.nav-date { margin-left: auto; font-size: 13px; color: var(--text2); }

/* ===== 容器 ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }

/* ===== 卡片 ===== */
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; margin-bottom: 16px;
}
.card-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }

/* ===== 信号标签 ===== */
.signal-badge {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
}
.buy { background: var(--green-bg); color: var(--green); }
.sell { background: var(--red-bg); color: var(--red); }
.watch { background: var(--yellow-bg); color: var(--yellow); }
.neutral { background: var(--gray-bg); color: var(--gray); }

/* ===== 股票卡片 ===== */
.stock-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px; display: flex; flex-direction: column; gap: 8px;
  transition: box-shadow 0.15s;
}
.stock-card:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.stock-card .header { display: flex; justify-content: space-between; align-items: center; }
.stock-card .name { font-weight: 600; font-size: 15px; }
.stock-card .code { font-size: 12px; color: var(--text2); }
.stock-card .score { font-size: 28px; font-weight: 700; }
.stock-card .score.buy { color: var(--green); }
.stock-card .score.sell { color: var(--red); }
.stock-card .score.watch { color: var(--yellow); }
.stock-card .score.neutral { color: var(--gray); }
.stock-card .meta { display: flex; gap: 12px; font-size: 13px; color: var(--text2); }
.stock-card .meta .chg { font-weight: 600; }
.stock-card .meta .chg.up { color: var(--green); }
.stock-card .meta .chg.down { color: var(--red); }

/* ===== 表格 ===== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--bg); font-weight: 600; font-size: 12px; color: var(--text2); text-transform: uppercase; letter-spacing: 0.5px; }
tr:hover td { background: var(--bg); }
td.num { font-variant-numeric: tabular-nums; text-align: right; }
td .up { color: var(--green); font-weight: 600; }
td .down { color: var(--red); font-weight: 600; }
td .my-stock { display: inline-block; margin-left: 6px; font-size: 10px; padding: 1px 6px; border-radius: 4px; background: var(--accent-light); color: var(--accent); font-weight: 600; }

/* ===== 统计条 ===== */
.stat-row { display: flex; gap: 16px; flex-wrap: wrap; }
.stat-item { flex: 1; min-width: 120px; padding: 16px; border-radius: 10px; text-align: center; }
.stat-item .num { font-size: 28px; font-weight: 700; }
.stat-item .label { font-size: 12px; color: var(--text2); margin-top: 4px; }
.stat-item.bg-buy { background: var(--green-bg); }
.stat-item.bg-sell { background: var(--red-bg); }
.stat-item.bg-watch { background: var(--yellow-bg); }
.stat-item.bg-total { background: #dbeafe; }
.stat-item .num.green { color: var(--green); }
.stat-item .num.red { color: var(--red); }
.stat-item .num.yellow { color: var(--yellow); }

/* ===== 面包屑 ===== */
.breadcrumb { font-size: 13px; color: var(--text2); margin-bottom: 16px; }
.breadcrumb a { color: var(--text2); }
.breadcrumb span { color: var(--text); }

/* ===== 页脚 ===== */
.footer { text-align: center; padding: 24px; font-size: 12px; color: var(--text2); border-top: 1px solid var(--border); margin-top: 32px; }

/* ===== 板块详情 ===== */
.sector-detail { margin-top: 8px; }
.sector-detail .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 13px; }
.sector-detail .label { color: var(--text2); }

/* ===== 证据列表 ===== */
.evidence-list { font-size: 13px; padding: 0; list-style: none; }
.evidence-list li { padding: 3px 0; }
.evidence-list .bull::before { content: "✓ "; color: var(--green); font-weight: 700; }
.evidence-list .bear::before { content: "✗ "; color: var(--red); font-weight: 700; }

/* ===== 日期导航 ===== */
.date-nav { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.date-nav a {
  padding: 4px 12px; border-radius: 6px; font-size: 13px;
  background: var(--bg); color: var(--text2); border: 1px solid var(--border);
}
.date-nav a.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.date-nav a:hover { text-decoration: none; background: var(--accent-light); }

/* ===== 图表容器 ===== */
.chart-box { height: 360px; position: relative; }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .container { padding: 12px; }
  .navbar { padding: 0 12px; }
  .navbar .nav-links a { padding: 6px 10px; font-size: 12px; }
  .stock-card .score { font-size: 22px; }
  .stat-item { min-width: 80px; }
  .stat-item .num { font-size: 20px; }
  .card-grid { grid-template-columns: 1fr; }
}