@font-face {
    font-family: IranYekan;
    src: url(font/a7d41f91.ttf);
}

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-bg: #f8f9fa;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --card-shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

html {
    font-size: 14px;
    direction: rtl;
    position: relative;
    min-height: 100%;
}

div {
    text-align: start;
}

body {
    font-family: IranYekan, 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin-bottom: 60px;
    direction: rtl;
    background: linear-gradient(to bottom, #f8f9fa, #e9ecef);
    min-height: 100vh;
}

/* Navigation Improvements */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-size: 1.3rem;
    font-weight: 700;
    color: white !important;
    transition: var(--transition);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255,255,255,0.15);
    color: white !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-item.active .nav-link {
    background-color: rgba(255,255,255,0.25);
    color: white !important;
    font-weight: 600;
}

/* Page Headers */
.page-header {
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
    border-right: 4px solid var(--primary-color);
}

.page-header h1 {
    margin: 0;
    color: #2c3e50;
    font-weight: 700;
    font-size: 1.75rem;
}

.page-header p {
    margin: 0.5rem 0 0 0;
    color: #6c757d;
}

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

h1 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Card Improvements */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 600;
    padding: 1rem 1.5rem;
    border: none;
    font-size: 1.1rem;
}

.card-body {
    padding: 1.5rem;
    background: white;
}

/* Form Improvements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid #dee2e6;
    padding: 0.6rem 1rem;
    transition: var(--transition);
    font-size: 0.95rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

/* Button Improvements */
.btn {
    border-radius: var(--border-radius);
    padding: 0.6rem 1.5rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.btn-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.btn-light {
    background: white;
    border: 1px solid #dee2e6;
}

.btn-light:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
}

.btn i {
    margin-left: 0.5rem;
}

/* Table Improvements */
.table {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
    text-align: right;
    vertical-align: middle;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-top: 1px solid #e9ecef;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,0.02);
}

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

table.dataTable thead th, 
table.dataTable thead td, 
table.dataTable tfoot th, 
table.dataTable tfoot td {
    text-align: right !important;
}

.table thead a {
    text-decoration: none;
    color: white;
    font-weight: 600;
}

/* Action Buttons in Tables */
.table .btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    margin: 0 0.2rem;
}

/* Content Container */
.container, .container-fluid {
    padding-top: 1rem;
}

/* Alert Improvements */
.alert {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--card-shadow);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    color: white;
}

.alert-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.alert-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.alert-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

/* Modal Improvements */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    border: none;
    padding: 1.25rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1rem 1.5rem;
}

/* Utility Classes */
.limit-width {
    width: 10% !important;
}

.nowrap {
    white-space: nowrap;
}

.margin-5 {
    margin: 5px;
}

.form-floating {
    margin: 10px;
    direction: ltr;
}

/* Avatar and Profile */
.avatar {
    vertical-align: middle;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    box-shadow: var(--card-shadow);
}

.profile-pic {
    height: 200px;
}

/* Overlay */
#overlay {
    position: fixed;
    z-index: 99999;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(2px);
}

/* Select Options */
select option {
    font-family: 'Tahoma', IranYekan, sans-serif;
}

/* Home Page Image */
.eximage {
    max-width: 300px;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    background: white !important;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
}

/* Responsive Improvements */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
    
    .page-header {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .table {
        font-size: 0.85rem;
    }
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

main {
    animation: fadeIn 0.3s ease-in;
}

/* Text Colors */
.text-danger {
    color: var(--danger-color) !important;
    font-weight: 500;
}

/* Login Partial */
.navbar-nav .nav-link.text-dark {
    color: rgba(255,255,255,0.9) !important;
}

.navbar-nav .btn-link {
    color: rgba(255,255,255,0.9) !important;
    text-decoration: none;
}

.navbar-nav .btn-link:hover {
    color: white !important;
    text-decoration: underline;
}