/* 邯郸美食地图 - PC 后台管理端 */
:root {
  --primary: #E8352E;
  --primary-dark: #C62828;
  --primary-light: #FF6B52;
  --accent-warm: #FF8C42;
  --accent: #1A5276;
  --sidebar: #1E2A3A;
  --sidebar-hover: #2C3E50;
  --bg: #F0F2F5;
  --card: #FFFFFF;
  --text: #2C3E50;
  --text-muted: #7F8C8D;
  --border: #E0E4E8;
  --success: #27AE60;
  --warn: #F39C12;
  --radius: 8px;
  --shadow: 0 1px 4px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* 登录页 */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sidebar) 0%, var(--accent) 100%);
}

.login-box {
  background: var(--card);
  padding: 40px;
  border-radius: 12px;
  width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-box h1 { font-size: 22px; margin-bottom: 8px; color: var(--primary); }
.login-box p { font-size: 13px; color: var(--text-muted); margin-bottom: 24px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-danger { background: #E74C3C; color: #fff; }
.btn-success { background: var(--success); color: #fff; }

/* 布局 */
.admin-layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  background: var(--sidebar);
  color: #fff;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand h2 { font-size: 16px; }
.sidebar-brand p { font-size: 11px; opacity: 0.6; margin-top: 4px; }

.sidebar-nav { flex: 1; padding: 12px 0; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.nav-item:hover { background: var(--sidebar-hover); color: #fff; }
.nav-item.active { background: var(--primary); color: #fff; }

.main-area { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.topbar {
  height: 56px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
}

.topbar h1 { font-size: 18px; }
.topbar-actions { display: flex; gap: 10px; align-items: center; }

.content { flex: 1; padding: 24px; overflow-y: auto; }

/* 卡片 */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.stat-card .label { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.stat-card .value { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-card .sub { font-size: 12px; color: var(--success); margin-top: 4px; }

.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.chart-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.chart-card h3 { font-size: 14px; margin-bottom: 12px; font-weight: 600; }
.chart-box { height: 280px; }

/* 表格 */
.table-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.table-header h3 { font-size: 15px; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 16px; text-align: left; font-size: 13px; border-bottom: 1px solid var(--border); }
th { background: #FAFBFC; font-weight: 600; color: var(--text-muted); font-size: 12px; }
tr:hover td { background: #FAFBFC; }

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.tag-online { background: #E8F5E9; color: var(--success); }
.tag-offline { background: #FFEBEE; color: #E74C3C; }
.tag-s { background: #FFF8E1; color: #F57F17; }
.tag-a { background: #FFEBEE; color: var(--primary); }
.tag-b { background: #FFF3E0; color: #E65100; }
.tag-c { background: #ECEFF1; color: #607D8B; }

/* 弹窗 */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--card);
  border-radius: 12px;
  width: 520px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 24px;
}

.modal h2 { font-size: 18px; margin-bottom: 20px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-bar input, .filter-bar select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}

.hd-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: var(--sidebar);
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 9999;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.25s;
}
.hd-toast.show { opacity: 1; transform: none; }

.slot-price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.slot-price-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 3px solid;
}

.slot-price-card.s { border-color: #D4A017; }
.slot-price-card.a { border-color: #E74C3C; }
.slot-price-card.b { border-color: #E67E22; }
.slot-price-card.c { border-color: #95A5A6; }
.slot-price-card .level { font-size: 24px; font-weight: 700; }
.slot-price-card .price { font-size: 20px; color: var(--primary); font-weight: 700; margin: 8px 0; }
.slot-price-card .desc { font-size: 11px; color: var(--text-muted); }

@media (max-width: 1200px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .chart-grid { grid-template-columns: 1fr; }
}