/* css/style.css */

/* Reset و استایل‌های پایه */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #e91e63;
    --primary-dark: #c2185b;
    --secondary-color: #2c3e50;
    --accent-color: #4caf50;
    --text-color: #333333;
    --text-light: #666666;
    --background-color: #ffffff;
    --background-light: #f8f9fa;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 15px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

body {
    font-family: 'IRANSans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    direction: rtl;
    text-align: right;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    overflow-x: hidden;
    padding-top: 90px;
}

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

/* استایل هدر و منو */
.header {
    background-color: var(--background-color);
    padding: 15px 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.sticky {
    position: fixed;
    width: 100%;
    animation: slideDown 0.3s ease;
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-hover);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

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

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.logo img {
    height: 40px;
    margin-left: 10px;
}

.logo span {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

.main-nav li {
    position: relative;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
    background-color: rgba(233, 30, 99, 0.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 10px 15px;
    padding-left: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    outline: none;
    width: 250px;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(233, 30, 99, 0.1);
}

.search-box button {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.login-btn, .cart-btn {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    padding: 8px 15px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.login-btn:hover, .cart-btn:hover {
    color: var(--primary-color);
    background-color: rgba(233, 30, 99, 0.1);
}

.login-btn i, .cart-btn i {
    margin-left: 5px;
}

.cart-badge {
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    margin-right: 5px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

/* استایل‌های بخش هیرو با ویدیو */
.video-hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.video-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0 20px;
}

.text-slider {
    position: relative;
    height: 200px;
    margin-bottom: 30px;
}

.text-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

.text-slide.active {
    opacity: 1;
    transform: translateY(0);
}

.text-slide h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.text-slide p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.hero-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.video-mute-btn {
    position: absolute;
    bottom: 20px;
    left: 20px;
    z-index: 4;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}



/* استایل بخش دسته‌بندی‌ها */
.categories-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.category-card {
    background: white;
    border-radius: 12px;
    padding: 30px 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #e91e63, #c2185b);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.category-icon {
    font-size: 3.5rem;
    color: #e91e63;
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.category-card:hover .category-icon {
    transform: scale(1.1);
}

.category-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #2c3e50;
    font-weight: 600;
}

.product-count {
    display: block;
    color: #666;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.category-link {
    display: inline-block;
    background: linear-gradient(135deg, #e91e63, #c2185b);
    color: white;
    padding: 10px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.category-link:hover {
    background: transparent;
    color: #e91e63;
    border-color: #e91e63;
    transform: translateY(-2px);
}

.no-categories {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.no-categories p {
    color: #666;
    font-size: 1.1rem;
    margin: 0;
}

.section-actions {
    text-align: center;
    margin-top: 40px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: #e91e63;
    color: white;
    border: 2px solid #e91e63;
}

.btn-primary:hover {
    background: #c2185b;
    border-color: #c2185b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(233, 30, 99, 0.3);
}

.btn-outline {
    background: transparent;
    color: #e91e63;
    border: 2px solid #e91e63;
}

.btn-outline:hover {
    background: #e91e63;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(233, 30, 99, 0.3);
}


/* رسپانسیو برای تعداد بیشتر دسته‌بندی‌ها */
@media (max-width: 1400px) {
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1200px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-section {
        padding: 40px 0;
    }
}

@media (max-width: 576px) {
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .category-card {
        padding: 25px 20px;
    }
    
    .category-icon {
        font-size: 3rem;
        height: 70px;
    }
}
/* استایل‌های بخش محصولات جدید */
.new-products {
    padding: 80px 0;
}

.products-slider-container {
    position: relative;
    margin: 40px 0;
}

.products-slider {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 0;
    scrollbar-width: none;
}

.products-slider::-webkit-scrollbar {
    display: none;
}

.product-slide {
    flex: 0 0 calc(25% - 15px);
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-slide:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-slide:hover .product-image img {
    transform: scale(1.1);
}

.discount-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--primary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.product-info {
    padding: 20px;
}

.product-info h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.product-price {
    margin-bottom: 15px;
}

.original-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-left: 10px;
}

.final-price {
    font-weight: bold;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.product-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.add-to-cart {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
    font-size: 0.9rem;
}

.add-to-cart:hover {
    background: var(--primary-dark);
}

.view-product {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--background-light);
    color: var(--text-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-decoration: none;
}

.view-product:hover {
    background: var(--border-color);
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: var(--shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.slider-nav:hover {
    background: var(--primary-color);
    color: white;
}

.prev-nav {
    right: -25px;
}

.next-nav {
    left: -25px;
}

/* استایل‌های بخش احراز هویت */
.auth-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.auth-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.auth-info h2 {
    margin-bottom: 20px;
    font-size: 2.5rem;
}

.auth-info p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    opacity: 0.9;
}

.auth-info ul {
    list-style: none;
}

.auth-info li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.auth-info li i {
    margin-left: 10px;
    color: var(--accent-color);
}

.form-container {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.form-tabs {
    display: flex;
    background: var(--background-light);
}

.tab-btn {
    flex: 1;
    padding: 15px;
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

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

.form-content {
    padding: 30px;
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    outline: none;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(233, 30, 99, 0.1);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.form-options label {
    display: flex;
    align-items: center;
    gap: 5px;
}

.form-options a {
    color: var(--primary-color);
    text-decoration: none;
}

/* استایل‌های عمومی */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--primary-dark));
    margin: 15px auto 0;
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid white;
    color: white;
    background: transparent;
}

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

.section-actions {
    text-align: center;
    margin-top: 40px;
}

/* استایل‌های فوتر */
.footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    position: relative;
}

.footer-section h3::after,
.footer-section h4::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
    margin-top: 10px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #34495e;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.contact-info p {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.contact-info i {
    margin-left: 10px;
    color: var(--primary-color);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 20px;
    text-align: center;
    color: #bdc3c7;
    font-size: 0.9rem;
}

/* استایل‌های رسپانسیو */
@media (max-width: 1200px) {
    .products-slider-container {
        margin: 40px -15px;
        padding: 0 15px;
    }
    
    .product-slide {
        flex: 0 0 calc(33.333% - 14px);
    }
}

@media (max-width: 992px) {
    .auth-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-icons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-slide {
        flex: 0 0 calc(50% - 10px);
    }
    
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 300px;
        height: calc(100vh - 70px);
        background: white;
        box-shadow: var(--shadow-hover);
        transition: var(--transition);
        z-index: 999;
    }
    
    .main-nav.active {
        right: 0;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: 20px;
    }
    
    .search-box input {
        width: 200px;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .text-slide h1 {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .categories-icons {
        grid-template-columns: 1fr;
    }
    
    .product-slide {
        flex: 0 0 100%;
    }
    
    .slider-nav {
        display: none;
    }
    
    .header-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-box input {
        width: 150px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 10px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .text-slide h1 {
        font-size: 1.5rem;
    }
    
    .text-slide p {
        font-size: 1rem;
    }
    
    .form-content {
        padding: 20px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}

/* استایل‌های utility */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.p-20 {
    padding: 20px;
}

.hidden {
    display: none;
}

.fade-in {
    animation: fadeIn 1s ease;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease;
}

.slide-in-right {
    animation: slideInRight 0.8s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* استایل‌های loading */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* استایل‌های modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}


/* استایل‌های خاص برای دکمه‌های مشاهده همه */
.view-all-categories,
.view-all-products {
    display: inline-block;
    padding: 12px 30px;
    background: #e91e63;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid #e91e63;
    box-shadow: 0 2px 8px rgba(233, 30, 99, 0.2);
}

.view-all-categories:hover,
.view-all-products:hover {
    background: transparent;
    color: #e91e63;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(233, 30, 99, 0.3);
}

/* استایل‌های برای بخش‌های مختلف */
.categories-section .section-actions .btn-outline,
.new-products .section-actions .btn-outline {
    background: #e91e63;
    color: white;
    border: 2px solid #e91e63;
    padding: 12px 35px;
    font-size: 16px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.categories-section .section-actions .btn-outline:hover,
.new-products .section-actions .btn-outline:hover {
    background: transparent;
    color: #e91e63;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.25);
}

/* اگر از کلاس‌های دیگر استفاده می‌کنید */
.more-link,
.view-more,
.see-all {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, #e91e63, #c2185b);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 3px 10px rgba(233, 30, 99, 0.3);
}

.more-link:hover,
.view-more:hover,
.see-all:hover {
    background: linear-gradient(135deg, #c2185b, #e91e63);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(233, 30, 99, 0.4);
}

/* استایل برای حالت‌های مختلف */
.category-link {
    display: block;
    text-align: center;
    padding: 8px 15px;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
    margin-top: 10px;
    font-weight: 500;
}

.category-link:hover {
    background: #e91e63;
    color: white;
    transform: translateY(-2px);
}

/* -- START: GO TO TOP BUTTON STYLES -- */
.go-to-top {
    position: fixed;
    bottom: 25px;
    left: 25px; /* As requested: bottom-left */
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
    z-index: 999;
}

.go-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.go-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
/* -- END: GO TO TOP BUTTON STYLES -- */