:root {
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #dbe2ea;
  --soft: #f8fafc;
  --primary: #0f172a;
  --primary-text: #ffffff;
  --danger: #dc2626;
  --warn-bg: #fffbeb;
  --warn-line: #fcd34d;
  --warn-text: #92400e;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; background: var(--bg); color: var(--text); }
.page-shell { max-width: 1400px; margin: 0 auto; padding: 24px; }
.top-card, .section-card, .stat, .toggle-card, .sub-card, .preview-card, .policy-card, .tab-btn, .message-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.top-card { padding: 24px; display: flex; gap: 24px; align-items: flex-start; justify-content: space-between; }
.top-card h1 { margin: 0; font-size: 32px; line-height: 1.2; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(120px, 1fr)); gap: 12px; min-width: 360px; }
.stat { padding: 16px; }
.stat span { display: block; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.stat strong { display: block; margin-top: 8px; font-size: 24px; }
.toggle-grid { display: grid; gap: 16px; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 16px; }
.toggle-card { padding: 20px; cursor: pointer; transition: .18s ease; }
.toggle-card:hover { background: var(--soft); }
.toggle-card.active { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.toggle-icon { width: 48px; height: 48px; border-radius: 18px; display: inline-flex; align-items: center; justify-content: center; background: var(--soft); }
.toggle-card.active .toggle-icon { background: rgba(255,255,255,.1); }
.toggle-title { margin-top: 12px; font-size: 22px; font-weight: 700; }
.toggle-subtitle { margin-top: 6px; font-size: 14px; color: var(--muted); }
.toggle-card.active .toggle-subtitle { color: #cbd5e1; }
.section-card { margin-top: 20px; padding: 20px; }
.section-head h2 { margin: 0; font-size: 30px; }
.section-head p { margin: 6px 0 0; color: var(--muted); }
.stack { display: grid; gap: 24px; margin-top: 20px; }
.sub-card { background: var(--soft); padding: 20px; }
.sub-card h3 { margin: 0 0 14px; font-size: 24px; }
.grid-2 { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-admin { display: grid; gap: 24px; grid-template-columns: 360px minmax(0, 1fr); }
.grid-database { display: grid; gap: 24px; grid-template-columns: 360px minmax(0, 1fr); }
.tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.tab-btn { padding: 12px 16px; cursor: pointer; font-weight: 700; border-radius: 18px; }
.tab-btn.active { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
label.field { display: block; }
label.field > span { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 700; }
input[type="text"], input[type="date"], input[type="number"], select, textarea {
  width: 100%; border: 1px solid #cbd5e1; background: var(--card); border-radius: 18px; padding: 12px 14px; font-size: 16px; color: var(--text); outline: none;
}
textarea { min-height: 100px; resize: vertical; }
button.primary, button.secondary {
  border-radius: 18px; padding: 12px 16px; font-weight: 700; cursor: pointer; border: 1px solid transparent; font-size: 14px;
}
button.primary { background: var(--primary); color: var(--primary-text); }
button.secondary { background: var(--card); color: var(--text); border-color: var(--line); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.person-box { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.person-grid { display: grid; gap: 10px; grid-template-columns: repeat(6, minmax(0, 1fr)); }
.person-grid .name-col { grid-column: span 2; }
.alert { border: 1px solid var(--warn-line); background: var(--warn-bg); color: var(--warn-text); border-radius: 18px; padding: 14px; }
.summary-grid { display: grid; gap: 10px; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-top: 16px; }
.summary-card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 14px; }
.summary-card.dark { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.summary-card span { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.summary-card.dark span { color: #cbd5e1; }
.summary-card strong { display: block; margin-top: 6px; font-size: 24px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; margin-top: 16px; background: var(--card); }
.table { width: 100%; border-collapse: collapse; min-width: 1100px; }
.table th, .table td { padding: 12px 14px; border-bottom: 1px solid #e2e8f0; text-align: left; vertical-align: top; }
.table thead th { background: var(--card); font-size: 14px; }
.table tbody tr:last-child td { border-bottom: 0; }
.upload-box {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; border: 2px dashed #cbd5e1; border-radius: 24px; padding: 28px; background: var(--card); text-align: center; cursor: pointer;
}
.upload-box input { display: none; }
.message-box { padding: 14px; font-size: 14px; }
.preview-grid, .policy-grid { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.policy-grid { margin-top: 20px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.preview-card, .policy-card { padding: 16px; }
.muted { color: var(--muted); }
.small { font-size: 12px; color: var(--muted); }
.icon-inline { width: 18px; height: 18px; vertical-align: middle; }
@media (max-width: 1100px) {
  .toggle-grid, .policy-grid, .preview-grid, .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-admin, .grid-database { grid-template-columns: 1fr; }
  .person-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .person-grid .name-col { grid-column: span 2; }
  .stats { min-width: 0; width: 100%; }
  .top-card { flex-direction: column; }
}
@media (max-width: 700px) {
  .page-shell { padding: 16px; }
  .toggle-grid, .policy-grid, .preview-grid, .summary-grid, .grid-2 { grid-template-columns: 1fr; }
  .person-grid { grid-template-columns: 1fr; }
  .person-grid .name-col { grid-column: span 1; }
  .stats { grid-template-columns: 1fr; }
  .top-card h1, .section-head h2 { font-size: 26px; }
}