@font-face {
    font-family: 'Vazir';
    src: url('../fonts/Vazir.eot');
    src: url('../fonts/Vazir.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Vazir.woff2') format('woff2'),
         url('../fonts/Vazir.woff') format('woff'),
         url('../fonts/Vazir.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

:root {
    --primary-color: #007AFF;
    --secondary-color: #5AC8FA;
    --success-color: #4CD964;
    --danger-color: #FF3B30;
    --warning-color: #FF9500;
    --info-color: #5AC8FA;
    --light-color: #F2F2F7;
    --dark-color: #1C1C1E;
    --gray-color: #8E8E93;
    --white-color: #FFFFFF;
    --body-bg: #F2F2F7;
    --card-bg: #FFFFFF;
    --header-height: 60px;
    --footer-height: 80px;
    --border-radius: 10px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Vazir', sans-serif;
    background-color: var(--body-bg);
    color: var(--dark-color);
    direction: rtl;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-2 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 15px;
}

.col-3 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
    padding: 0 15px;
}

.col-4 {
    flex: 0 0 25%;
    max-width: 25%;
    padding: 0 15px;
}

/* Header */
.header {
    background-color: var(--white-color);
    box-shadow: var(--box-shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
}

.nav {
    display: flex;
}

.nav-item {
    margin-right: 20px;
}

.nav-link {
    color: var(--dark-color);
    font-weight: 500;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
}

.auth-buttons {
    display: flex;
    align-items: center;
}

.btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    color: var(--white-color);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 14px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 18px;
}

/* Main Content */
.main {
    padding-top: calc(var(--header-height) + 20px);
    padding-bottom: calc(var(--footer-height) + 20px);
    min-height: calc(100vh - var(--header-height) - var(--footer-height));
}

/* Hero Section */
.hero {
    background-color: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 40px;
    margin-bottom: 40px;
    text-align: center;
}

.hero h1 {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
    color: var(--gray-color);
}

/* Card */
.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 18px;
    margin-bottom: 10px;
}

.card-text {
    color: var(--gray-color);
    margin-bottom: 15px;
}

/* Section */
.section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
}

/* Carousel */
.carousel {
    position: relative;
    margin-bottom: 40px;
}

.carousel-inner {
    display: flex;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 0;
}

.carousel-inner::-webkit-scrollbar {
    display: none;
}

.carousel-item {
    flex: 0 0 auto;
    width: calc(25% - 20px);
    margin-right: 20px;
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: var(--white-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--box-shadow);
    cursor: pointer;
    z-index: 10;
}

.carousel-control-prev {
    left: -20px;
}

.carousel-control-next {
    right: -20px;
}

.carousel-control i {
    font-size: 20px;
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--white-color);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    height: var(--footer-height);
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
}

.footer-link {
    margin-right: 20px;
    color: var(--gray-color);
}

.footer-link:hover {
    color: var(--primary-color);
}

.copyright {
    color: var(--gray-color);
}

/* Form */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: 'Vazir', sans-serif;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Alert */
.alert {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.alert-success {
    background-color: rgba(76, 217, 100, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.alert-danger {
    background-color: rgba(255, 59, 48, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.alert-warning {
    background-color: rgba(255, 149, 0, 0.1);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.alert-info {
    background-color: rgba(90, 200, 250, 0.1);
    color: var(--info-color);
    border: 1px solid var(--info-color);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.page-link {
    display: inline-block;
    padding: 8px 16px;
    margin: 0 5px;
    border-radius: var(--border-radius);
    background-color: var(--white-color);
    color: var(--primary-color);
    box-shadow: var(--box-shadow);
}

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

.page-link.disabled {
    color: var(--gray-color);
    cursor: not-allowed;
}

.page-link.dots {
    box-shadow: none;
    background-color: transparent;
}

/* Responsive */
@media (max-width: 992px) {
    .carousel-item {
        width: calc(33.333333% - 20px);
    }
}

@media (max-width: 768px) {
    .carousel-item {
        width: calc(50% - 20px);
    }
    
    .col-3, .col-4 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

@media (max-width: 576px) {
    .carousel-item {
        width: calc(100% - 20px);
    }
    
    .col-2, .col-3, .col-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .header .container {
        flex-direction: column;
        padding: 10px 0;
    }
    
    .header {
        height: auto;
    }
    
    .nav {
        margin: 10px 0;
    }
    
    .main {
        padding-top: 120px;
    }
}