:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-rgb: 37, 99, 235;
  --success: #2563eb;
  --success-light: #eff6ff;
  --success-dark: #1d4ed8;
  --danger: #1e40af;
  --danger-light: #dbeafe;
  --warning: #3b82f6;
  --warning-light: #eff6ff;
  --info: #60a5fa;
  --info-light: #eff6ff;
  --purple: #2563eb;
  --pink: #2563eb;
  --white: #ffffff;
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --text: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --sidebar-width: 260px;
  --header-height: 64px;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.06);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.08), 0 8px 10px -6px rgb(0 0 0 / 0.04);
  --toast-success-bg: #2563eb;
  --toast-error-bg: #1e40af;
  --toast-warning-bg: #3b82f6;
  --toast-info-bg: #60a5fa;
}

[data-theme="dark"] {
  --bg: #0b1121;
  --bg-card: #1a2332;
  --text: #e8edf5;
  --text-secondary: #8896a6;
  --text-muted: #94a3b8;
  --border: #263040;
  --border-light: #1a2332;
  --white: #1a2332;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.4);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.5);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.5);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5);
  --primary-light: rgba(37, 99, 235, 0.12);
  --success-light: rgba(37, 99, 235, 0.12);
  --danger-light: rgba(30, 64, 175, 0.12);
  --warning-light: rgba(59, 130, 246, 0.12);
  --info-light: rgba(96, 165, 250, 0.12);
  --bg-light: #0b1121;
  --text-white: #e8edf5;
}

[data-theme="dark"] .bg-light { background: var(--bg-light) !important; }
[data-theme="dark"] .text-dark { color: var(--text-white) !important; }
[data-theme="dark"] .text-black { color: var(--text-white) !important; }
[data-theme="dark"] .text-body { color: var(--text) !important; }
[data-theme="dark"] .table { color: var(--text); }
[data-theme="dark"] .card-header h5, [data-theme="dark"] .card-header h6 { color: var(--text); }
[data-theme="dark"] .stat-number { color: var(--text); }
[data-theme="dark"] .fw-medium, [data-theme="dark"] .fw-bold, [data-theme="dark"] .fw-semibold { color: var(--text); }
[data-theme="dark"] .employee-name, [data-theme="dark"] .employee-info { color: var(--text); }

* { box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.3; }

::selection { background: rgba(var(--primary-rgb), 0.15); color: var(--primary); }

/* ===== COLORS ===== */
.bg-primary { background: var(--primary) !important; }
.bg-success { background: var(--success) !important; }
.bg-danger { background: var(--danger) !important; }
.bg-warning { background: var(--warning) !important; }
.bg-info { background: var(--info) !important; }
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-gradient { background: linear-gradient(135deg, var(--primary), var(--info)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ===== BUTTONS ===== */
.btn {
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  font-weight: 500;
  transition: all 0.2s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.875rem;
  line-height: 1.4;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 4px 14px rgba(var(--primary-rgb), 0.35); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: var(--success-dark); }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-warning { background: var(--warning); color: white; }
.btn-info { background: var(--info); color: white; }
.btn-outline-primary {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
}
.btn-outline-primary:hover { background: var(--primary); color: white; }
.btn-light {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-light:hover { background: var(--bg); }
.btn-sm { padding: 6px 14px; font-size: 0.8125rem; }
.btn-lg { padding: 14px 28px; font-size: 0.9375rem; }
.btn-icon {
  width: 40px; height: 40px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, background 0.3s;
  overflow: hidden;
}
.card:hover { box-shadow: var(--shadow); }
.card-header {
  background: transparent;
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-body { padding: 1.5rem; }
.card-footer {
  background: transparent;
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

/* ===== STAT CARDS ===== */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: none !important;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-card .stat-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.125rem; margin-bottom: 0.75rem;
}
.stat-card .stat-number { font-size: 1.75rem; font-weight: 700; margin-bottom: 0.25rem; line-height: 1.2; }
.stat-card .stat-label { font-size: 0.8125rem; color: var(--text-secondary); font-weight: 500; }

/* ===== SIDEBAR ===== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  overflow-y: auto;
  z-index: 1000;
  padding: 0;
  transition: transform 0.3s ease, background 0.3s;
}
.sidebar-header {
  padding: 1.25rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-logo { font-weight: 700; font-size: 1.125rem; color: var(--text); }
.sidebar-logo small { font-size: 0.6875rem; color: var(--text-muted); font-weight: 400; display: block; }
.sidebar-nav { list-style: none; padding: 0.5rem 0; margin: 0; }
.sidebar-nav-item { margin-bottom: 1px; }
.sidebar-nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 0.625rem 1.25rem; color: var(--text-secondary);
  text-decoration: none; font-size: 0.875rem; font-weight: 500;
  transition: all 0.2s ease; border-left: 3px solid transparent;
}
.sidebar-nav-link:hover { background: var(--primary-light); color: var(--primary); }
.sidebar-nav-link.active { background: var(--primary-light); color: var(--primary); border-left-color: var(--primary); font-weight: 600; }
.sidebar-nav-link i { width: 20px; font-size: 1rem; text-align: center; }
.sidebar-nav-link .badge { margin-left: auto; }

.main-content {
  margin-left: var(--sidebar-width);
  padding: 1.5rem;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

/* ===== TOP NAV ===== */
.navbar {
  background: var(--bg-card) !important;
  box-shadow: var(--shadow-sm);
  height: var(--header-height);
  border-bottom: 1px solid var(--border);
}
.navbar-brand { font-weight: 700; color: var(--primary) !important; font-size: 1.125rem; }
.navbar .nav-link { color: var(--text-secondary) !important; font-weight: 500; }
.navbar .nav-link:hover { color: var(--primary) !important; }

/* ===== TABLES ===== */
.table {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 0;
}
.table thead th {
  background: var(--bg);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border);
  padding: 0.75rem 1rem;
}
.table tbody td { padding: 0.75rem 1rem; vertical-align: middle; }
.table tbody tr { border-bottom: 1px solid var(--border); transition: background 0.15s; }
.table tbody tr:hover { background: rgba(var(--primary-rgb), 0.02); }
.table tbody tr:last-child { border-bottom: none; }

/* ===== BADGES ===== */
.badge {
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.badge-ontime, .badge-present { background: var(--success-light); color: var(--success-dark); }
.badge-late { background: var(--warning-light); color: var(--primary-dark); }
.badge-early { background: var(--info-light); color: var(--primary-dark); }
.badge-absent { background: var(--danger-light); color: var(--danger); }
.badge-day_off { background: var(--border); color: var(--text-secondary); }
.badge-penalty { background: var(--danger-light); color: var(--danger); }
.badge-paid { background: var(--success-light); color: var(--success-dark); }
.badge-unpaid { background: var(--danger-light); color: var(--danger); }

/* ===== FORMS ===== */
.form-control, .form-select {
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  padding: 0.625rem 0.875rem;
  transition: all 0.2s ease;
  font-size: 0.875rem;
  background: var(--bg-card);
  color: var(--text);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
  outline: none;
}
.form-control::placeholder { color: var(--text-muted); }
.form-label { font-size: 0.8125rem; font-weight: 500; margin-bottom: 0.375rem; color: var(--text-secondary); }
textarea.form-control { min-height: 100px; resize: vertical; }

/* ===== ALERTS ===== */
.alert {
  border-radius: var(--radius);
  border: none;
  padding: 0.875rem 1rem;
}

/* ===== PAGINATION ===== */
.pagination .page-item.active .page-link { background: var(--primary); border-color: var(--primary); }
.pagination .page-link { color: var(--primary); border-radius: var(--radius-sm); margin: 0 2px; border: none; padding: 0.5rem 0.875rem; }

/* ===== DROPDOWN ===== */
.dropdown-menu {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.375rem;
}
.dropdown-item {
  padding: 0.5rem 0.875rem;
  border-radius: 6px;
  font-size: 0.875rem;
  transition: all 0.15s;
}
.dropdown-item:hover { background: var(--primary-light); color: var(--primary); }

/* ===== MODAL ===== */
.modal-content {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  background: var(--bg-card);
}
.modal-header { border-bottom: 1px solid var(--border); padding: 1rem 1.5rem; }
.modal-header .modal-title { font-weight: 600; }
.modal-body { padding: 1.5rem; }
.modal-footer { border-top: 1px solid var(--border); padding: 1rem 1.5rem; }

/* ===== PROGRESS ===== */
.progress {
  height: 6px;
  background: var(--border);
  border-radius: 20px;
  overflow: hidden;
}
.progress-bar { border-radius: 20px; transition: width 0.5s ease; }

/* ===== AVATARS ===== */
.employee-avatar {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  object-fit: cover;
  flex-shrink: 0;
}
.employee-avatar-sm { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.employee-avatar-lg {
  width: 120px; height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--bg-card);
  box-shadow: var(--shadow-md);
}

/* ===== GLASS ===== */
.glass-effect {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
[data-theme="dark"] .glass-effect {
  background: rgba(26, 35, 50, 0.85);
}

/* ===== ANIMATIONS ===== */
.fade-in { animation: fadeIn 0.35s ease-out forwards; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.slide-up { animation: slideUp 0.3s ease-out forwards; }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.delay-1 { animation-delay: 0.05s; }
.delay-2 { animation-delay: 0.1s; }
.delay-3 { animation-delay: 0.15s; }
.delay-4 { animation-delay: 0.2s; }
.delay-5 { animation-delay: 0.25s; }
.delay-6 { animation-delay: 0.3s; }
.delay-7 { animation-delay: 0.35s; }

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
}
.empty-state i { font-size: 3rem; color: var(--text-muted); margin-bottom: 1rem; display: block; }
.empty-state h5 { margin-bottom: 0.5rem; }
.empty-state p { color: var(--text-secondary); font-size: 0.875rem; margin: 0; }

/* ===== PAGE HEADER ===== */
.page-header {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

/* ===== EMPLOYEE LIST ITEMS ===== */
.employee-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 0.25rem;
}
.employee-item {
  display: flex;
  align-items: center;
  padding: 0.875rem;
  background: var(--bg);
  border-radius: var(--radius);
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
  gap: 0.875rem;
}
.employee-item:hover {
  background: var(--border-light);
}
.employee-item.manual-entry { background: rgba(37, 99, 235, 0.04); border-color: rgba(37, 99, 235, 0.2); }
.employee-info { flex: 1; min-width: 0; }
.employee-name { font-weight: 600; font-size: 0.9375rem; margin-bottom: 0.25rem; display: flex; align-items: center; flex-wrap: wrap; gap: 6px; }
.employee-position { font-size: 0.75rem; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.employee-time { text-align: right; margin-left: 0.75rem; flex-shrink: 0; }
.time-value { font-weight: 700; font-size: 1rem; margin-bottom: 0.25rem; color: var(--text); }
.time-status { font-size: 0.6875rem; padding: 0.25rem 0.625rem; border-radius: 30px; white-space: nowrap; display: inline-block; }
.status-late { background: var(--warning-light); color: var(--primary-dark); }
.status-ontime { background: var(--success-light); color: var(--success-dark); }
.manual-badge {
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 0.125rem 0.5rem;
  border-radius: 30px;
  font-size: 0.625rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--primary);
}

/* ===== SKELETON LOADING ===== */
.skeleton {
  background: linear-gradient(90deg, var(--border-light) 25%, var(--border) 50%, var(--border-light) 75%);
  background-size: 200% 100%;
  animation: skeleton 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.skeleton-line { height: 12px; margin-bottom: 8px; border-radius: 4px; }
.skeleton-line.w-75 { width: 75%; }
.skeleton-line.w-50 { width: 50%; }
.skeleton-line.w-25 { width: 25%; }
.skeleton-circle { width: 48px; height: 48px; border-radius: 50%; }

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast-container .toast-item {
  pointer-events: all;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.875rem 1.125rem;
  border-radius: var(--radius);
  color: white;
  font-weight: 500;
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
  transform: translateX(120%);
  animation: toastIn 0.35s ease forwards;
  max-width: 400px;
  min-width: 300px;
}
.toast-container .toast-item.toast-out {
  animation: toastOut 0.3s ease forwards;
}
.toast-container .toast-item.toast-success { background: var(--toast-success-bg); }
.toast-container .toast-item.toast-error { background: var(--toast-error-bg); }
.toast-container .toast-item.toast-warning { background: var(--toast-warning-bg); }
.toast-container .toast-item.toast-info { background: var(--toast-info-bg); }
.toast-container .toast-item i { font-size: 1.25rem; flex-shrink: 0; }
.toast-container .toast-item .toast-close {
  margin-left: auto;
  cursor: pointer;
  opacity: 0.7;
  font-size: 1rem;
  flex-shrink: 0;
  background: none;
  border: none;
  color: inherit;
  padding: 0;
  transition: opacity 0.15s;
}
.toast-container .toast-item .toast-close:hover { opacity: 1; }

@keyframes toastIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes toastOut {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(120%); opacity: 0; }
}

/* ===== PHOTO GALLERY ===== */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform 0.2s ease;
}
.gallery-item:hover { transform: scale(1.02); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0,0,0,0.6);
  color: white;
  padding: 0.5rem;
  font-size: 0.6875rem;
  text-align: center;
  backdrop-filter: blur(4px);
}

/* ===== ACTION CARDS ===== */
.action-card {
  display: block;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s ease;
}
.action-card:hover { transform: translateY(-2px); color: var(--text); }
.action-card:active { transform: scale(0.98); }

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  background: var(--border);
  border: none;
  border-radius: 30px;
  padding: 3px;
  display: flex;
  gap: 3px;
  cursor: pointer;
  width: fit-content;
}
.theme-toggle button {
  border: none;
  background: transparent;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}
.theme-toggle button.active {
  background: var(--bg-card);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

/* ===== MOBILE TOP NAV ===== */
.top-nav {
  display: none;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 1rem;
  position: sticky;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid var(--border);
}
.top-nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}
.menu-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}
.menu-toggle:hover { background: var(--primary-light); }
.top-logo { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.4);
  z-index: 999;
  animation: fadeIn 0.2s ease;
}
.sidebar-overlay.show { display: block; }

/* ===== BOTTOM NAV ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  z-index: 1000;
  display: none;
  justify-content: space-around;
  padding: 0.5rem 0 0.75rem;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
}
.bottom-nav .nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.625rem;
  flex: 1;
  gap: 2px;
  transition: color 0.2s;
  position: relative;
}
.bottom-nav .nav-item i { font-size: 1.25rem; }
.bottom-nav .nav-item.active { color: var(--primary); }
.bottom-nav .nav-item.active::after {
  content: '';
  position: absolute;
  top: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary);
  border-radius: 0 0 3px 3px;
}

/* ===== FACE RECOGNITION / CAMERA ===== */
.video-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  aspect-ratio: 4/3;
  max-width: 100%;
}
.video-container video,
.video-container canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-container canvas { z-index: 2; }
.camera-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  pointer-events: none;
}
.camera-frame {
  width: 70%;
  max-width: 300px;
  aspect-ratio: 1;
  border: 2px dashed rgba(255,255,255,0.5);
  border-radius: var(--radius-lg);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { border-color: rgba(255,255,255,0.3); }
  50% { border-color: var(--primary); }
}
.recognition-result {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  z-index: 4;
  text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.show { transform: translateX(0); }
  .main-content { margin-left: 0; padding: 1rem; }
  .top-nav { display: block; }
  .bottom-nav { display: flex; }
  body { padding-bottom: 3.75rem; }
}

@media (max-width: 767px) {
  .stat-card .stat-number { font-size: 1.375rem; }
  .stat-card { padding: 1rem; }
  .table-responsive { font-size: 0.8125rem; }
  .employee-list { max-height: 300px; }
  .time-value { font-size: 0.875rem; }
  .employee-item { padding: 0.75rem; }
  .employee-name { font-size: 0.875rem; }
  .photo-gallery { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .page-header { padding: 1rem; flex-direction: column; align-items: flex-start; }
  .toast-container { left: 16px; right: 16px; }
  .toast-container .toast-item { min-width: auto; max-width: none; }
  .card-body { padding: 1.25rem; }
}

@media (max-width: 575px) {
  .main-content { padding: 0.75rem; }
  .card-body { padding: 1rem; }
}

@media print {
  .sidebar, .top-nav, .bottom-nav, .no-print { display: none !important; }
  .main-content { margin: 0 !important; padding: 0 !important; }
  .card { box-shadow: none !important; border: 1px solid #ddd !important; }
  body { padding-bottom: 0 !important; }
}

/* ===== UTILITIES ===== */
.cursor-pointer { cursor: pointer; }
.user-select-none { user-select: none; }
.min-width-0 { min-width: 0; }
.flex-shrink-0 { flex-shrink: 0; }
.text-truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.day-checkbox { cursor: pointer; user-select: none; }
.day-checkbox:hover { background: var(--primary-light) !important; }
.day-checkbox.selected { background: rgba(var(--primary-rgb), 0.08) !important; }
.row.gap-3 > [class*="col-"] { margin-bottom: 0; }

/* ===== DARK MODE OVERRIDES ===== */
[data-theme="dark"] .text-muted { color: var(--text-secondary) !important; }
[data-theme="dark"] .text-secondary { color: var(--text-secondary) !important; }
[data-theme="dark"] .text-white-50 { color: var(--text-secondary) !important; }
[data-theme="dark"] .bg-white { background: var(--bg-card) !important; }
[data-theme="dark"] .table-striped>tbody>tr:nth-of-type(odd) { background: rgba(255,255,255,0.02); }
[data-theme="dark"] td, [data-theme="dark"] th { color: var(--text); }
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3, [data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 { color: var(--text); }
[data-theme="dark"] .dropdown-item { color: var(--text); }
[data-theme="dark"] .dropdown-item:hover { background: var(--primary-light); color: var(--primary); }
[data-theme="dark"] .page-link { color: var(--primary); background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .page-item.disabled .page-link { color: var(--text-muted); background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .btn-light { background: var(--bg); border-color: var(--border); color: var(--text); }
[data-theme="dark"] .btn-light:hover { background: var(--bg-card); color: var(--text); }
[data-theme="dark"] .btn-outline-danger { color: var(--danger); border-color: var(--danger); }
[data-theme="dark"] .btn-outline-secondary { color: var(--text-secondary); border-color: var(--border); }
[data-theme="dark"] .list-group-item { background: var(--bg-card); color: var(--text); border-color: var(--border); }
[data-theme="dark"] .alert { color: var(--text); }
[data-theme="dark"] .nav-tabs .nav-link { color: var(--text-secondary); }
[data-theme="dark"] .nav-tabs .nav-link.active { color: var(--text); }