/* Import Google Fonts - Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #4f46e5; /* Indigo 600 */
    --primary-hover: #4338ca; /* Indigo 700 */
    --secondary-color: #64748b; /* Slate 500 */
    --background-color: #f3f4f6; /* Gray 100 */
    --card-bg: #ffffff;
    --text-color: #1f2937; /* Gray 800 */
    --text-muted: #6b7280; /* Gray 500 */
    --border-color: #e5e7eb; /* Gray 200 */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar Enhancements */
.navbar {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%); /* Dark Slate Gradient */
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    color: #ffffff !important;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.navbar-nav .nav-link {
    color: #cbd5e1 !important; /* Slate 300 */
    font-weight: 500;
    margin-right: 1rem;
    transition: color 0.2s ease-in-out;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: #ffffff !important;
}

.navbar-toggler {
    border-color: rgba(255,255,255,0.1);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Cards */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    background-color: var(--card-bg);
    margin-bottom: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    font-size: 1.1rem;
}

.card-body {
    padding: 1.5rem;
}

/* Dashboard Stats Cards */
.card.bg-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
    color: white !important;
}

.card.bg-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
    color: white !important;
}

.card.bg-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
    color: white !important;
}

.card.bg-info {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
    color: white !important;
}

.card.text-white .card-header {
    border-bottom-color: rgba(255,255,255,0.2);
    color: white;
}

/* Tables */
.table {
    margin-bottom: 0;
    color: var(--text-color);
}

.table th {
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom-width: 1px;
    background-color: #f9fafb; /* Gray 50 */
    padding: 0.75rem 1rem;
}

.table td {
    vertical-align: middle;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: #f9fafb;
}

.table-bordered {
    border: 1px solid var(--border-color);
}

.table-bordered th,
.table-bordered td {
    border: 1px solid var(--border-color);
}

/* List Groups */
.list-group-item {
    border: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    margin-bottom: -1px;
    color: var(--text-color);
}

.list-group-item:first-child {
    border-top-left-radius: 0.75rem;
    border-top-right-radius: 0.75rem;
}

.list-group-item:last-child {
    border-bottom-left-radius: 0.75rem;
    border-bottom-right-radius: 0.75rem;
}

/* Buttons */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.4);
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
}

/* Badges */
.badge {
    padding: 0.35em 0.65em;
    font-weight: 600;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.bg-success {
    background-color: #d1fae5 !important;
    color: #065f46;
}

.bg-warning {
    background-color: #fef3c7 !important;
    color: #92400e;
}

.bg-danger {
    background-color: #fee2e2 !important;
    color: #b91c1c;
}

.bg-info {
    background-color: #dbeafe !important;
    color: #1e40af;
}

.bg-secondary {
    background-color: #f3f4f6 !important;
    color: #374151;
}

/* Forms */
.form-control {
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    padding: 0.625rem 0.875rem;
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.btn-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Pagination */
.pagination {
    margin-top: 1.5rem;
    justify-content: center;
}

.page-item .page-link {
    color: var(--text-color);
    border-color: var(--border-color);
    padding: 0.5rem 1rem;
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Alerts */
.alert {
    border-radius: 0.75rem;
    border: none;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.alert-success {
    background-color: #ecfdf5;
    color: #065f46;
    border-left: 4px solid #10b981;
}

.alert-danger {
    background-color: #fef2f2;
    color: #b91c1c;
    border-left: 4px solid #ef4444;
}

/* Custom Utilities */
.text-muted-small {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.fw-bold {
    font-weight: 600 !important;
}

/* RTL Support */
html[dir="rtl"] {
    text-align: right;
}

html[dir="rtl"] .navbar-nav .nav-link {
    margin-right: 0;
    margin-left: 1rem;
}

html[dir="rtl"] .dropdown-menu {
    text-align: right;
}

html[dir="rtl"] .alert {
    border-left: none;
    border-right: 4px solid;
}

html[dir="rtl"] .me-auto {
    margin-left: auto !important;
    margin-right: 0 !important;
}

html[dir="rtl"] .ms-auto {
    margin-right: auto !important;
    margin-left: 0 !important;
}

html[dir="rtl"] .me-2 {
    margin-left: 0.5rem !important;
    margin-right: 0 !important;
}