:root {
  --primary: #1e3a5f;
  --primary-light: #2c5282;
  --bg: #f4f6f9;
  --card: #ffffff;
  --border: #e2e8f0;
  --text: #1a202c;
  --muted: #64748b;
  --success: #15803d;
  --success-bg: #dcfce7;
  --warn: #b45309;
  --warn-bg: #fef3c7;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;
  --info: #1d4ed8;
  --info-bg: #dbeafe;
  --muted-bg: #f1f5f9;

  --accent-properties: #0d9488;
  --accent-leases: #7c3aed;
  --accent-tenants: #db2777;
  --accent-litigation: #b91c1c;
  --accent-documents: #d97706;
  --accent-correspondence: #0891b2;
  --accent-maintenance: #4f46e5;
  --accent-reports: #059669;
  --accent-users: #64748b;
  --accent-companies: #0369a1;
  --accent-board: #6d28d9;
  --accent-compliance: #16a34a;
  --accent-contracts: #ca8a04;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
a { color: var(--primary-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Auth pages ---------- */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, #0f2942 100%);
}
.auth-card {
  background: var(--card);
  border-radius: 12px;
  padding: 40px;
  width: 380px;
  max-width: 92vw;
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
}
.auth-card h1 { font-size: 20px; margin: 0 0 4px; }
.auth-card p.sub { color: var(--muted); margin: 0 0 24px; font-size: 13px; }
.auth-logo { font-weight: 700; font-size: 22px; color: var(--primary); margin-bottom: 4px; }

/* ---------- Form elements ---------- */
label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; color: #334155; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date],
select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 13.5px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-light); outline-offset: 0; border-color: var(--primary-light); }
.field { margin-bottom: 14px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field-row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.hint { font-size: 11.5px; color: var(--muted); margin-top: 3px; }
.error-box { background: var(--danger-bg); color: var(--danger); padding: 10px 14px; border-radius: 7px; font-size: 13px; margin-bottom: 16px; }
.success-box { background: var(--success-bg); color: var(--success); padding: 10px 14px; border-radius: 7px; font-size: 13px; margin-bottom: 16px; }

button, .btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  background: var(--primary);
  color: #fff;
  font-family: inherit;
}
button:hover, .btn:hover { background: var(--primary-light); text-decoration: none; }
button.full { width: 100%; justify-content: center; }
.btn-secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--muted-bg); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #991b1b; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { padding: 6px 8px; }

/* ---------- App shell ---------- */
.app-shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--primary);
  color: #cbd5e1;
  padding: 18px 0;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  padding: 0 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  margin-bottom: 10px;
}
.sidebar .brand small { display: block; font-weight: 400; font-size: 11px; color: #94a3b8; margin-top: 2px; }
.nav-section { padding: 10px 20px 4px; font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: #64748b; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: #cbd5e1;
  font-size: 13.5px;
  border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,.06); text-decoration: none; color: #fff; }
.nav-item.active { background: rgba(255,255,255,.09); color: #fff; border-left-color: var(--nav-accent, #fff); font-weight: 600; }
.nav-item svg { flex-shrink: 0; }
.sidebar-footer { margin-top: auto; padding: 14px 20px 0; border-top: 1px solid rgba(255,255,255,.12); }
.sidebar-footer .who { font-size: 12.5px; color: #fff; font-weight: 600; }
.sidebar-footer .role { font-size: 11px; color: #94a3b8; text-transform: capitalize; }
.sidebar-footer a { font-size: 12px; color: #93c5fd; }

.main { padding: 22px 28px 60px; max-width: 100%; overflow-x: hidden; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }
.topbar h1 { font-size: 21px; margin: 0; }
.topbar .actions { display: flex; gap: 8px; flex-wrap: wrap; }
.breadcrumb { font-size: 12.5px; color: var(--muted); margin-bottom: 4px; }
.breadcrumb a { color: var(--muted); }

/* ---------- Cards / panels ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 18px; margin-bottom: 18px; }
.card h2 { font-size: 15px; margin: 0 0 14px; display: flex; align-items: center; gap: 8px; }
.card h2 .accent-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--dot, var(--primary)); }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.kpi { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; border-top: 3px solid var(--k-accent, var(--primary)); }
.kpi .num { font-size: 26px; font-weight: 700; line-height: 1.1; }
.kpi .label { font-size: 12px; color: var(--muted); margin-top: 4px; }
.kpi .num.danger { color: var(--danger); }
.kpi .num.warn { color: var(--warn); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; background: #fafbfc; }
tr:hover td { background: #fafbfc; }
td.num, th.num { text-align: right; }
.table-empty { padding: 30px; text-align: center; color: var(--muted); }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-muted { background: var(--muted-bg); color: var(--muted); }

/* ---------- Filters / search bar ---------- */
.filter-bar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.filter-bar input, .filter-bar select { width: auto; min-width: 160px; }
.filter-bar .search { flex: 1; min-width: 220px; }

/* ---------- Detail screen ---------- */
.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; }
@media (max-width: 980px) { .detail-grid { grid-template-columns: 1fr; } }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 12px; font-size: 13.5px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tab-btn { padding: 9px 14px; font-size: 13px; font-weight: 600; color: var(--muted); border-bottom: 2px solid transparent; cursor: pointer; background: none; border-radius: 0; }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); background: none; }
.tab-btn:hover { background: none; color: var(--primary); text-decoration: none; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- Modal ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(15,23,42,.5); display: none; align-items: flex-start; justify-content: center; padding: 40px 16px; z-index: 60; overflow-y: auto; }
.modal-backdrop.open { display: flex; }
.modal { background: #fff; border-radius: 12px; width: 560px; max-width: 100%; padding: 22px 24px; }
.modal.wide { width: 760px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.modal-head h3 { margin: 0; font-size: 16px; }
.modal-close { background: none; border: none; color: var(--muted); font-size: 20px; cursor: pointer; padding: 0; line-height: 1; }
.modal-close:hover { background: none; color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

/* ---------- Banners ---------- */
.banner { padding: 11px 16px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.banner.danger { background: var(--danger-bg); color: var(--danger); }
.banner.warn { background: var(--warn-bg); color: var(--warn); }
.banner.info { background: var(--info-bg); color: var(--info); }

.pill-list { display: flex; flex-wrap: wrap; gap: 6px; }
.empty-state { text-align: center; padding: 50px 20px; color: var(--muted); }
.empty-state .big { font-size: 34px; margin-bottom: 8px; }

.pagination { display: flex; gap: 6px; justify-content: flex-end; margin-top: 14px; }
.pagination a, .pagination span { padding: 6px 11px; border: 1px solid var(--border); border-radius: 6px; font-size: 12.5px; color: var(--text); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

.doc-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); }
.doc-row:last-child { border-bottom: none; }
.doc-icon { width: 34px; height: 34px; border-radius: 7px; background: var(--muted-bg); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--muted); font-size: 11px; font-weight: 700; }
.doc-meta { font-size: 11.5px; color: var(--muted); }

.timeline { border-left: 2px solid var(--border); margin-left: 8px; padding-left: 18px; }
.timeline-item { position: relative; padding-bottom: 18px; }
.timeline-item::before { content: ''; position: absolute; left: -23px; top: 3px; width: 9px; height: 9px; border-radius: 50%; background: var(--primary); }
.timeline-date { font-size: 11.5px; color: var(--muted); font-weight: 600; }

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; top: 0; left: 0; bottom: 0; width: 230px; z-index: 70; transform: translateX(-100%); transition: transform .2s ease; overflow-y: auto; }
  body.sidebar-open .sidebar { transform: translateX(0); }
  .sidebar-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 65; }
  body.sidebar-open .sidebar-backdrop { display: block; }
  .sidebar-toggle { display: inline-flex !important; }
  .main { padding: 16px; }
  .field-row, .field-row3 { grid-template-columns: 1fr; }
}
.sidebar-toggle { display: none; background: #fff; border: 1px solid var(--border); color: var(--text); }