:root {
  --primary: #0C447C;
  --primary-mid: #378ADD;
  --primary-light: #E6F1FB;
  --accent: #EF9F27;
  --success: #1D9E75;
  --danger: #E24B4A;
  --bg: #F7F8FA;
  --surface: #FFFFFF;
  --border: #E5E7EB;
  --text: #1F2937;
  --muted: #6B7280;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #0C447C 0%, #378ADD 55%, #E6F1FB 100%);
}
.login-card {
  width: min(420px, 92vw);
  background: var(--surface);
  border-radius: 16px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.2);
}
.login-card h1 { margin: 0; font-size: 22px; color: var(--primary); }
.login-card input {
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0 14px;
  font-size: 15px;
}
.login-card button, .btn {
  height: 44px;
  border: none;
  border-radius: 22px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
.err { color: var(--danger); margin: 0; font-size: 14px; }
.muted { color: var(--muted); margin: 0; font-size: 14px; }

.topbar {
  background: var(--primary);
  color: #fff;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.topbar h1 { margin: 0; font-size: 20px; font-weight: 800; }
.topbar .sub { opacity: 0.85; font-size: 13px; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 20px 16px 48px; }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
}
.stat .n {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}
.stat .l { font-size: 13px; color: var(--muted); margin-top: 4px; }

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.tab {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
}
.tab.active {
  background: var(--primary-light);
  border-color: rgba(55, 138, 221, 0.45);
  color: var(--primary);
}

.panel {
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  overflow: auto;
}
.panel.active { display: block; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th, td {
  border-bottom: 1px solid var(--border);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
}
th { color: var(--muted); font-weight: 700; white-space: nowrap; }
tr:hover td { background: rgba(230, 241, 251, 0.45); }

.thumb {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #eee;
}
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  background: var(--primary-light);
  color: var(--primary);
}
.badge.warn { background: rgba(239, 159, 39, 0.16); color: #9a6700; }
.badge.ok { background: rgba(29, 158, 117, 0.14); color: var(--success); }
.notes { color: var(--text); white-space: pre-wrap; max-width: 360px; }
.empty { color: var(--muted); padding: 24px; text-align: center; }
.toolbar { margin-bottom: 12px; display: flex; gap: 8px; align-items: center; }
.toolbar label { font-size: 13px; color: var(--muted); }