:root {
  --bg: #f6f8fe;
  --card: #ffffff;
  --text: #101a35;
  --sub: #5e6a85;
  --line: #e4ebff;
  --blue: #176cff;
  --blue-deep: #0a4ddb;
  --green: #16a34a;
  --orange: #a66b00;
  --red: #d92d20;
  --sidebar-bg: #101a35;
  --sidebar-text: #c3cbe6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }

/* ── 登录页 ───────────────────────────────────────── */
.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-card {
  width: 340px;
  background: var(--card);
  border-radius: 14px;
  padding: 36px 32px;
  box-shadow: 0 8px 30px rgba(16, 26, 53, 0.08);
}
.login-card h1 {
  font-size: 20px;
  margin: 0 0 4px;
}
.login-card .sub {
  color: var(--sub);
  font-size: 13px;
  margin: 0 0 24px;
}

/* ── 整体布局 ─────────────────────────────────────── */
.shell {
  display: flex;
  min-height: 100vh;
}
.sidebar {
  width: 200px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
}
.sidebar .brand {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  padding: 0 24px 24px;
}
.sidebar .brand span {
  font-weight: 400;
  color: var(--sidebar-text);
  font-size: 13px;
  margin-left: 4px;
}
.sidebar nav { flex: 1; }
.nav-item {
  display: block;
  padding: 11px 24px;
  font-size: 14px;
  color: var(--sidebar-text);
  border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.06); }
.nav-item.active {
  color: #fff;
  border-left-color: var(--blue);
  background: rgba(23,108,255,0.16);
}
.logout-btn {
  margin: 0 24px;
  padding: 9px 0;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--sidebar-text);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}
.logout-btn:hover { color: #fff; border-color: rgba(255,255,255,0.4); }

.content {
  flex: 1;
  padding: 32px 40px;
  min-width: 0;
}
.content h1 {
  font-size: 20px;
  margin: 0 0 20px;
}

/* ── 表单元素 ─────────────────────────────────────── */
input, select, textarea {
  font: inherit;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--blue);
}
button {
  font: inherit;
  cursor: pointer;
}
.btn {
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 9px 18px;
  font-size: 14px;
}
.btn:hover { background: var(--blue-deep); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-outline {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-danger { color: var(--red); }
.btn-danger:hover { border-color: var(--red); }
.btn-sm { padding: 5px 10px; font-size: 12px; }

.error-text {
  color: var(--red);
  font-size: 13px;
  margin-top: 8px;
  min-height: 16px;
}

/* ── 卡片 / 统计 ──────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.card {
  background: var(--card);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 1px 3px rgba(16,26,53,0.06);
}
.card .label { font-size: 12px; color: var(--sub); margin-bottom: 6px; }
.card .value { font-size: 24px; font-weight: 700; }
.card .value.green { color: var(--green); }
.card .value.red { color: var(--red); }

.panel {
  background: var(--card);
  border-radius: 12px;
  padding: 20px 24px;
  box-shadow: 0 1px 3px rgba(16,26,53,0.06);
  margin-bottom: 24px;
}
.panel h2 { font-size: 15px; margin: 0 0 16px; }

/* 漏斗图：名字在左、居中细线在中间、上宽下窄，数量+百分比在线条右边 */
.funnel { display: flex; flex-direction: column; gap: 12px; padding: 8px 0; }
.funnel-row {
  display: flex;
  align-items: center;
  gap: 18px;
}
.funnel-name {
  width: 110px;
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-align: right;
}
.funnel-track {
  flex: 1;
  display: flex;
  justify-content: center;
}
.funnel-bar {
  height: 4px;
  min-width: 8%;
  max-width: 100%;
  background: linear-gradient(90deg, #8fc2ff, #4a90e2);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.funnel-info {
  width: 100px;
  flex-shrink: 0;
  font-size: 13px;
}
.funnel-info .fval {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12px;
  color: var(--sub);
}
.funnel-info .fcount {
  min-width: 32px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.funnel-info .fpct {
  min-width: 46px;
  font-weight: 600;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}

/* ── 表格 ─────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th { color: var(--sub); font-weight: 600; font-size: 12px; }
tr:hover td { background: rgba(23,108,255,0.03); }
.table-wrap { overflow-x: auto; }

.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.tag.active { background: #e7f7ee; color: var(--green); }
.tag.expired { background: #fef2d9; color: var(--orange); }
.tag.none { background: #f1f3f8; color: var(--sub); }
.tag.reserved { background: #fef2d9; color: var(--orange); }

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.pager { display: flex; gap: 10px; align-items: center; margin-top: 16px; font-size: 13px; color: var(--sub); }

.empty-hint { color: var(--sub); font-size: 13px; padding: 20px 0; text-align: center; }

/* ── 详情弹层 ─────────────────────────────────────── */
.overlay {
  position: fixed; inset: 0;
  background: rgba(16,26,53,0.4);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 60px 20px;
  overflow-y: auto;
}
.overlay.hidden { display: none; }
.modal {
  background: #fff;
  border-radius: 14px;
  width: 480px;
  max-width: 100%;
  padding: 28px 28px 24px;
}
.modal h2 { font-size: 17px; margin: 0 0 4px; }
.modal .sub { color: var(--sub); font-size: 13px; margin: 0 0 20px; }
.modal-close {
  float: right;
  background: none; border: none;
  font-size: 18px; color: var(--sub); cursor: pointer;
}
.field-row { display: flex; justify-content: space-between; padding: 7px 0; font-size: 13px; border-bottom: 1px solid var(--line); }
.field-row .k { color: var(--sub); }
.field-row .v { font-weight: 600; }
.form-grid { display: grid; gap: 12px; margin-top: 16px; }
.form-grid label { font-size: 12px; color: var(--sub); display: block; margin-bottom: 4px; }
.form-grid .row { display: flex; gap: 10px; }
.form-grid .row > div { flex: 1; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; }