/* ====================================
   FDTL System - Custom CSS
   Bootstrap 5 Customizations
   ==================================== */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* ====================================
   Global Styles
   ==================================== */

* {
    transition: var(--transition);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background-color: #f8f9fa;
}

.container-fluid {
    max-width: 1920px;
    margin: 0 auto;
}

/* ====================================
   Typography
   ==================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: #2c3e50;
}

p {
    line-height: 1.6;
}

.text-muted {
    color: #6c757d !important;
}

/* ====================================
   Navigation Bar
   ==================================== */

.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
}

.navbar-brand {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-link {
    margin: 0 5px;
    border-radius: var(--border-radius);
    padding: 8px 15px !important;
    transition: var(--transition);
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.dropdown-menu {
    border: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
}

.dropdown-item:hover {
    background-color: #f0f2f5;
    color: var(--primary-color);
}

/* ====================================
   Forms & Inputs
   ==================================== */

.form-control,
.form-select {
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 12px 15px;
    font-size: 15px;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 14px;
}

.input-group-text {
    background-color: #f8f9fa;
    border: 2px solid #e0e0e0;
}

/* ====================================
   Buttons
   ==================================== */

.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    padding: 10px 20px;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

.btn-secondary {
    background-color: #6c757d;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

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

.btn-success:hover {
    background-color: #218838;
}

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

.btn-danger:hover {
    background-color: #c82333;
}

.btn-outline-primary {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: 2px solid var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ====================================
   Cards
   ==================================== */

.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    margin-bottom: 20px;
}

.card:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    font-weight: 600;
}

.card-body {
    padding: 25px;
}

.card-title {
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
}

.card-text {
    font-size: 15px;
    color: #555;
}

/* ====================================
   Alerts
   ==================================== */

.alert {
    border: none;
    border-radius: var(--border-radius);
    border-left: 4px solid;
    padding: 15px 20px;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    border-left-color: var(--success-color);
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    border-left-color: var(--danger-color);
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-left-color: var(--warning-color);
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    border-left-color: var(--info-color);
    color: #0c5460;
}

.alert-dismissible .btn-close {
    padding: 0.5rem;
}

/* ====================================
   Tables
   ==================================== */

.table {
    border-collapse: collapse;
    background: white;
}

.table thead th {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-weight: 600;
    border: none;
    padding: 15px;
}

.table tbody td {
    padding: 12px 15px;
    border-color: #e0e0e0;
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: #f8f9fa;
}

.table-bordered {
    border: 2px solid #e0e0e0;
}

.table-bordered td,
.table-bordered th {
    border: 1px solid #e0e0e0;
}

/* ====================================
   Pagination
   ==================================== */

.pagination {
    margin-top: 20px;
    gap: 5px;
}

.page-link {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: 8px 12px;
    font-weight: 500;
    transition: var(--transition);
}

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

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

.page-item.disabled .page-link {
    color: #ccc;
    border-color: #ccc;
    cursor: not-allowed;
}

/* ====================================
   Modals
   ==================================== */

.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
}

.modal-header .btn-close {
    background-color: white;
}

.modal-title {
    font-weight: 700;
}

/* ====================================
   Badges & Tags
   ==================================== */

.badge {
    padding: 8px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.badge-success {
    background-color: var(--success-color);
}

.badge-danger {
    background-color: var(--danger-color);
}

.badge-warning {
    background-color: var(--warning-color);
    color: #333;
}

/* ====================================
   Status Indicators
   ==================================== */

.status-active {
    color: var(--success-color);
    font-weight: 600;
}

.status-inactive {
    color: var(--danger-color);
    font-weight: 600;
}

.status-pending {
    color: var(--warning-color);
    font-weight: 600;
}

.status-warning {
    color: #ff6b6b;
}

/* ====================================
   Dashboard Stats
   ==================================== */

.stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition);
    margin-bottom: 20px;
}

.stat-card:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.stat-card .stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 10px 0;
}

.stat-card .stat-label {
    font-size: 14px;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-card .stat-icon {
    font-size: 40px;
    color: var(--primary-color);
    opacity: 0.2;
    margin-bottom: 10px;
}

/* ====================================
   Footer
   ==================================== */

footer {
    background-color: white;
    border-top: 2px solid #e0e0e0;
    padding: 30px 0;
    margin-top: 50px;
}

footer p {
    margin-bottom: 10px;
    font-size: 14px;
}

/* ====================================
   Loading & Spinner
   ==================================== */

.spinner-border {
    width: 25px;
    height: 25px;
    border-width: 3px;
    color: var(--primary-color);
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    border-radius: 0;
}

.loading-overlay .spinner-border {
    width: 50px;
    height: 50px;
    border-width: 5px;
}

/* ====================================
   Utility Classes
   ==================================== */

.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary-light {
    background-color: rgba(102, 126, 234, 0.1) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

.shadow-sm {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08) !important;
}

.shadow-md {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15) !important;
}

.shadow-lg {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
}

.cursor-pointer {
    cursor: pointer;
}

.no-wrap {
    white-space: nowrap;
}

.transition {
    transition: var(--transition);
}

/* ====================================
   Responsive Design
   ==================================== */

@media (max-width: 768px) {
    .navbar-brand {
        font-size: 18px;
    }

    .card-body {
        padding: 15px;
    }

    .table {
        font-size: 13px;
    }

    .table thead th {
        padding: 10px;
    }

    .table tbody td {
        padding: 8px;
    }

    h1 {
        font-size: 24px;
    }

    h2 {
        font-size: 20px;
    }

    .stat-card .stat-number {
        font-size: 24px;
    }
}

@media (max-width: 576px) {
    .btn {
        padding: 8px 15px;
        font-size: 13px;
    }

    .form-control,
    .form-select {
        padding: 10px 12px;
        font-size: 14px;
    }

    .table {
        font-size: 12px;
    }

    h1 {
        font-size: 20px;
    }
}

/* ====================================
   Print Styles
   ==================================== */

@media print {
    .navbar,
    footer,
    .btn,
    .pagination,
    .d-print-none {
        display: none !important;
    }

    body {
        background: white;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}