/* Real Estate ERP — professional enterprise theme
   Palette: #EAEFEF bg | #BFC9D1 surface | #25343F primary | #FF9B51 accent
*/

:root {
  --bg: #EAEFEF;
  --surface: #BFC9D1;
  --surface-light: #d5dcdf;
  --primary: #25343F;
  --primary-hover: #1a252e;
  --accent: #FF9B51;
  --accent-hover: #e8893f;
  --text: #25343F;
  --text-muted: #5a6a75;
  --border: #a8b4bc;
  --white: #ffffff;
  --danger: #c0392b;
  --success: #27ae60;
  --warning: #d68910;
  --info: #2980b9;
  --sidebar-width: 220px;
  --topbar-height: 48px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "Consolas", "Monaco", monospace;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent); }

/* Layout */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-width);
  background: var(--primary);
  color: #c8d0d6;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 14px 16px;
  font-weight: 600;
  font-size: 14px;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  letter-spacing: 0.02em;
}

.sidebar-nav { padding: 8px 0; flex: 1; }

.sidebar-nav a {
  display: block;
  padding: 8px 16px;
  color: #a8b4bc;
  font-size: 12.5px;
  border-left: 3px solid transparent;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: rgba(255,255,255,0.06);
  color: #fff;
  border-left-color: var(--accent);
}

.sidebar-nav .nav-section {
  padding: 12px 16px 4px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #6a7a85;
}

.main-wrap {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  height: var(--topbar-height);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-search {
  flex: 1;
  max-width: 360px;
}

.topbar-search input {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 12.5px;
  background: var(--bg);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.content {
  padding: 16px 20px;
  flex: 1;
}

/* Page header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.page-header h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
}

.page-header .subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Cards / panels */
.panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 3px;
  margin-bottom: 14px;
}

.panel-header {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 12.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f7f9fa;
}

.panel-body { padding: 12px 14px; }

/* KPI strip — compact */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.kpi {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 10px 12px;
}

.kpi-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.kpi-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

.kpi-value.accent { color: var(--accent); }
.kpi-value.danger { color: var(--danger); }

/* Tables */
.table-wrap { overflow-x: auto; }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

table.data th {
  text-align: left;
  padding: 8px 10px;
  background: #f0f3f5;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  white-space: nowrap;
}

table.data td {
  padding: 7px 10px;
  border-bottom: 1px solid #e2e7ea;
  vertical-align: middle;
}

table.data tr:hover td { background: #f7f9fa; }

table.data .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
  font-size: 12px;
}

table.data .actions { white-space: nowrap; }

/* Forms */
.form-group { margin-bottom: 12px; }

.form-group label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 3px;
}

.form-control {
  width: 100%;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 13px;
  background: var(--white);
  color: var(--text);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37, 52, 63, 0.12);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

select.form-control { height: 32px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 500;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.3;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; }

.btn-secondary {
  background: var(--white);
  color: var(--primary);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-sm { padding: 4px 8px; font-size: 11.5px; }

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 7px;
  font-size: 10.5px;
  font-weight: 600;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge-success { background: #d4edda; color: #155724; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-danger { background: #f8d7da; color: #721c24; }
.badge-info { background: #d1ecf1; color: #0c5460; }
.badge-muted { background: #e9ecef; color: #495057; }

/* Filters bar */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  align-items: flex-end;
}

.filters .form-group { margin-bottom: 0; min-width: 140px; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-muted);
  font-size: 13px;
}

/* Alerts */
.alert {
  padding: 10px 14px;
  border-radius: 3px;
  margin-bottom: 12px;
  font-size: 12.5px;
  border: 1px solid transparent;
}

.alert-info { background: #e8f4f8; border-color: #b8d4e0; color: #1a4a5c; }
.alert-warning { background: #fef6e6; border-color: #f0d9a8; color: #6b4e0a; }
.alert-danger { background: #fdecea; border-color: #f5c6cb; color: #721c24; }
.alert-success { background: #e8f5e9; border-color: #c3e6cb; color: #155724; }

/* Login */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
}

.login-box {
  background: var(--white);
  border-radius: 4px;
  padding: 28px 32px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}

.login-box h1 {
  margin: 0 0 4px;
  font-size: 18px;
  color: var(--primary);
}

.login-box .sub {
  color: var(--text-muted);
  font-size: 12px;
  margin-bottom: 20px;
}

/* Pagination */
.pagination {
  display: flex;
  gap: 4px;
  margin-top: 12px;
  justify-content: flex-end;
}

.pagination a, .pagination span {
  padding: 4px 9px;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 12px;
  color: var(--text);
}

.pagination .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Menu toggle */
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  color: var(--primary);
  flex-shrink: 0;
}
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 90;
}
.sidebar-overlay.open { display: block; }

/* Tablet */
@media (max-width: 1024px) {
  .kpi-row { grid-template-columns: repeat(3, 1fr); }
  .topbar-search { max-width: 240px; }
  .content { padding: 14px 16px; }
  .form-row { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }

  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    width: min(280px, 85vw);
    box-shadow: 4px 0 24px rgba(0,0,0,0.2);
  }
  .sidebar.open { transform: translateX(0); }
  .main-wrap { margin-left: 0; }

  .topbar { padding: 0 10px; gap: 8px; }
  .topbar-search { max-width: none; flex: 1; min-width: 0; }
  .topbar-actions .company-name { display: none; }

  .content { padding: 12px 10px; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
  .page-header .btn { width: 100%; justify-content: center; }

  .kpi-row { grid-template-columns: 1fr 1fr; gap: 8px; }
  .kpi-value { font-size: 16px; }

  .filters { flex-direction: column; align-items: stretch; }
  .filters .form-group { min-width: 0; width: 100%; }
  .filters .btn { width: 100%; justify-content: center; }

  .form-row { grid-template-columns: 1fr; }
  .table-wrap { -webkit-overflow-scrolling: touch; }
  table.data { min-width: 560px; }

  .btn { min-height: 36px; padding: 8px 14px; }
  .form-control { font-size: 16px; padding: 8px 10px; min-height: 40px; }
  select.form-control { height: 40px; }
  .login-box { margin: 16px; max-width: none; }
}

@media (max-width: 480px) {
  .kpi-value { font-size: 15px; }
  table.data { min-width: 480px; }
}

@media (pointer: coarse) {
  .sidebar-nav a { padding: 11px 16px; }
  .btn { min-height: 40px; }
}


/* Utility */
.text-muted { color: var(--text-muted); }
.text-right { text-align: right; }
.mt-1 { margin-top: 8px; }
.mb-1 { margin-bottom: 8px; }
.flex { display: flex; }
.gap-1 { gap: 8px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.font-mono { font-family: var(--font-mono); font-size: 12px; }