:root {
  --bg: #f1f5f9;
  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --primary: #1e40af;
  --primary-light: #3b82f6;
  --primary-soft: #dbeafe;
  --secondary: #0f172a;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --success: #059669;
  --success-bg: #d1fae5;
  --warning: #d97706;
  --warning-bg: #fef3c7;
  --danger: #dc2626;
  --danger-bg: #fee2e2;
  --purple: #7c3aed;
  --purple-bg: #ede9fe;
  --radius: 12px;
  --shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
}

/* Login View */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 55%, #1d4ed8 100%);
}

.login-card {
  background: var(--surface);
  width: 100%;
  max-width: 460px;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}

.brand-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
  flex-shrink: 0;
}

.quick-demo-box {
  margin-top: 20px;
  padding: 14px;
  background: var(--surface-alt);
  border: 1px dashed var(--border);
  border-radius: 10px;
  font-size: 12.5px;
}

/* Topbar & Layout */
.app-header {
  background: var(--secondary);
  color: #fff;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-title h1 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.header-title p {
  font-size: 12px;
  color: #94a3b8;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Navigation Tabs */
.nav-tabs {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.nav-tab {
  padding: 13px 16px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.nav-tab:hover {
  color: var(--primary);
  background: var(--surface-alt);
}

.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: #eff6ff;
}

/* Main Content Container */
.main-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 22px;
}

/* Admin Morning Attendance Bar */
.morning-bar {
  background: linear-gradient(90deg, #1e3a8a 0%, #2563eb 100%);
  color: #fff;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  box-shadow: var(--shadow);
}

/* Cards & Grids */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(175px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.kpi-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--primary);
}

.kpi-card.success { border-left-color: var(--success); }
.kpi-card.warning { border-left-color: var(--warning); }
.kpi-card.danger { border-left-color: var(--danger); }
.kpi-card.purple { border-left-color: var(--purple); }

.kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.kpi-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--secondary);
  margin-top: 4px;
}

.kpi-sub {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Forms */
.form-section-title {
  background: #f1f5f9;
  padding: 10px 14px;
  border-left: 4px solid var(--primary);
  font-weight: 700;
  font-size: 14px;
  color: var(--secondary);
  margin: 20px 0 14px 0;
  border-radius: 0 8px 8px 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 12.5px;
  font-weight: 600;
  color: #334155;
}

.form-group label span.req {
  color: var(--danger);
}

.form-control {
  padding: 9px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-control[readonly] {
  background: #f8fafc;
  color: #0f172a;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 13.5px;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #1d4ed8; }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #047857; }

.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover { background: #b45309; }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }

.btn-outline {
  background: #fff;
  color: var(--text);
  border: 1px solid #cbd5e1;
}
.btn-outline:hover { background: #f1f5f9; }

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 6px;
}

.btn-lg {
  padding: 14px 24px;
  font-size: 15px;
  border-radius: 10px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: var(--primary-soft); color: var(--primary); }
.badge-purple { background: var(--purple-bg); color: var(--purple); }

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table.hr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.hr-table th,
table.hr-table td {
  padding: 11px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table.hr-table th {
  background: #f8fafc;
  font-weight: 700;
  color: #334155;
  white-space: nowrap;
}

table.hr-table tr:hover td {
  background: #f8fafc;
}

/* Map & Geo-Fence Radar Container */
.map-container {
  width: 100%;
  height: 380px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
  background: #e2e8f0;
}

.radar-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Visit Pill List inside HR Report */
.visit-item {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 3px solid var(--primary);
  border-radius: 6px;
  padding: 6px 10px;
  margin-bottom: 6px;
  font-size: 12px;
}

.visit-item.other-loc {
  border-left-color: var(--warning);
  background: #fffbeb;
}

/* Avatar Preview */
.avatar-preview {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  overflow: hidden;
}

/* Modal / Dialog */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 999;
}

.modal-backdrop.open {
  display: flex;
}

.modal-box {
  background: #fff;
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
}

/* Mobile Employee Portal optimizations */
.mobile-clock-box {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  color: #fff;
  border-radius: 16px;
  padding: 22px;
  margin-bottom: 20px;
}

.clock-time-display {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
}

.progress-track {
  width: 100%;
  height: 12px;
  background: rgba(255,255,255,0.2);
  border-radius: 999px;
  overflow: hidden;
  margin: 10px 0;
}

.progress-fill {
  height: 100%;
  background: #10b981;
  transition: width 0.3s ease;
}

.toast-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #0f172a;
  color: #fff;
  padding: 14px 20px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  z-index: 2000;
  display: none;
  max-width: 420px;
  border-left: 4px solid #10b981;
}

@media (max-width: 768px) {
  .main-container { padding: 12px; }
  .app-header { padding: 10px 14px; }
  .nav-tabs { padding: 0 10px; }
  .form-grid { grid-template-columns: 1fr; }
}

@media print {
  .app-header, .nav-tabs, .morning-bar, .no-print {
    display: none !important;
  }
  body { background: #fff; }
  .card { box-shadow: none; border: 1px solid #ccc; }
}