/* Body padding for fixed header */
body {
    padding-top: 90px; /* Adjusted for smaller top bar */
}

@media (max-width: 768px) {
    body {
        padding-top: 75px; /* Adjusted for mobile */
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 65px; /* Adjusted for small mobile */
    }
}

/* Hero section full screen effect */
.hero {
    margin-top: -90px; /* Adjusted for smaller top bar */
    padding-top: 90px;
}

@media (max-width: 768px) {
    .hero {
        margin-top: -75px; /* Adjusted for mobile */
        padding-top: 75px;
    }
}

@media (max-width: 480px) {
    .hero {
        margin-top: -65px; /* Adjusted for small mobile */
        padding-top: 65px;
    }
}

/* Top Bar Styles */
.top-bar {
    background: white;
    color: #666;
    font-size: 0.75rem;
    padding: 2px 0;
    border-bottom: 1px solid #f0f0f0;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 24px;
}

.top-bar-left {
    flex: 1;
    display: flex;
    align-items: center;
}

.social-media {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #f8f9fa;
    color: #666;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.social-link svg {
    width: 10px;
    height: 10px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-left: 25rem;
}

.top-bar-contact {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.top-bar-contact.loaded {
    opacity: 1;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.75rem;
    color: #666;
    font-weight: 500;
}  

.contact-item svg {
    opacity: 0.7;
    width: 14px;
    height: 14px;
}

.contact-item-bar {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}  

.contact-item-bar svg {
    opacity: 0.7;
    width: 14px;
    height: 14px;
}

@media (max-width: 768px) {
    .top-bar {
        padding: 2px 0;
        font-size: 0.7rem;
    }
    
    .top-bar-content {
        flex-direction: column;
        gap: 0.3rem;
        text-align: center;
        min-height: 20px;
    }
    
    .social-media {
        gap: 0.25rem;
    }
    
    .social-link {
        width: 16px;
        height: 16px;
    }
    
    .social-link svg {
        width: 8px;
        height: 8px;
    }
    
    .top-bar-contact {
        gap: 0.6rem;
    }
    
    .contact-item {
        font-size: 0.7rem;
    }
    
    .contact-item svg {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .top-bar {
        padding: 1px 0;
    }
    
    .top-bar-content {
        min-height: 18px;
    }
    
    .social-media {
        gap: 0.2rem;
    }
    
    .social-link {
        width: 14px;
        height: 14px;
    }
    
    .social-link svg {
        width: 7px;
        height: 7px;
    }
    
    .top-bar-contact {
        flex-direction: column;
        gap: 0.2rem;
        align-items: center;
    }
    
    .contact-item {
        font-size: 0.65rem;
    }
    
    .contact-item svg {
        width: 8px;
        height: 8px;
    }
}

/* Header Component */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-fixed);
    transition: transform 0.3s ease-in-out;
    transform: translateY(0);
}

.header.hidden {
    transform: translateY(-100%);
}

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

.logo img {
    height: 75px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    padding: 10px;
}

@media (max-width: 768px) {
    .logo img {
        height: 50px;
    }
}

@media (max-width: 480px) {
    .logo img {
        height: 40px;
    }
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-link {
    font-weight: 500;
    font-size: 1.125rem;
    color: #9E9E9E;
    transition: color var(--transition-base);
    position: relative;
}

@media (max-width: 768px) {
    .nav-link {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .nav-link {
        font-size: 0.875rem;
    }
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #F0513C;
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

.nav-link:focus {
    outline: none;
}

.nav-link:focus::after {
    width: 100%;
}

/* Dropdown Menu Styles */
.nav-item-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 8px 0;
}

.nav-item-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 12px 20px;
    color: #9E9E9E;
    text-decoration: none;
    font-size: 1.125rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

@media (max-width: 768px) {
    .dropdown-item {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .dropdown-item {
        font-size: 0.875rem;
    }
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: var(--primary-color);
}

.dropdown-item:focus {
    outline: none;
    background-color: #f8f9fa;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

.dropdown-loading {
    padding: 12px 20px;
    color: #666;
    font-size: 14px;
    text-align: center;
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 4px 0;
}

/* Multi-level dropdown styles */
.dropdown-item.has-submenu {
    position: relative;
    padding-right: 40px;
}

.dropdown-item.has-submenu::after {
    content: '▶';
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    color: #999;
    transition: color 0.2s ease;
}

.dropdown-item.has-submenu:hover::after {
    color: var(--primary-color);
}

.submenu {
    position: absolute;
    left: 100%;
    top: 0;
    min-width: 200px;
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
    padding: 8px 0;
}

.dropdown-item.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.submenu .dropdown-item {
    padding: 10px 16px;
    font-size: 1rem;
    color: #666;
}

.submenu .dropdown-item:hover {
    background-color: #f8f9fa;
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-left: 2px solid #e9ecef;
        margin-left: 20px;
        margin-top: 8px;
        padding: 0;
    }
    
    .dropdown-item.has-submenu::after {
        content: '▼';
    }
    
    .submenu .dropdown-item {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-container {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 6px;
    border: 1px solid #ddd;
    padding: 0;
    overflow: hidden;
}

.search-input {
    border: none;
    background: transparent;
    padding: 15px 15px;
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    width: 220px;
    order: 2;
}

.search-input::placeholder {
    color: #999;
}

.search-btn {
    width: 50px;
    height: 50px;
    border: none;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    order: 1;
}

.search-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

.search-btn svg {
    width: 18px;
    height: 18px;
    color: #666;
}

.quote-btn {
    background: #F0513C;
    color: white;
    border: none;
    padding: 16px 30px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-base);
    min-width: 120px;
}

.quote-btn:hover {
    background: #ff5252;
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 30px;
    height: 30px;
    justify-content: center;
}

.menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-content {
        padding: var(--spacing-sm) 0;
    }
    
    .logo img {
        height: 60px;
    }
    
    .search-input {
        width: 120px;
    }
    
    .header-actions {
        gap: var(--spacing-sm);
    }
    
    .quote-btn {
        padding: 8px 12px;
        font-size: 12px;
    }
}

@media (max-width: 576px) {
    .header-content {
        padding: var(--spacing-xs) 0;
    }
    
    .logo img {
        height: 50px;
    }
    
    .search-input {
        width: 80px;
        padding: 12px 10px;
        font-size: 12px;
    }
    
    .search-btn {
        width: 45px;
        height: 45px;
    }
    
    .search-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .header-actions {
        gap: var(--spacing-xs);
    }
    
    .quote-btn {
        padding: 6px 10px;
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .search-container {
        display: none;
    }
    
    .header-actions {
        gap: var(--spacing-sm);
    }
    
    .quote-btn {
        padding: 8px 12px;
        font-size: 12px;
        white-space: nowrap;
    }
}

@media (max-width: 360px) {
    .header-content {
        padding: var(--spacing-xs) 0;
    }
    
    .logo img {
        height: 45px;
    }
    
    .quote-btn {
        padding: 6px 8px;
        font-size: 10px;
    }
    
    .menu-toggle {
        width: 25px;
        height: 25px;
    }
    
    .header-actions {
        gap: 8px;
    }
}

/* Hero Component */
.hero {
    padding: 80px 0 var(--spacing-3xl);
    background: linear-gradient(135deg, var(--background-accent) 0%, var(--background-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 107, 107, 0.1);
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-2xl);
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mascot-container {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.mascot-image {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero .floating-card.card-1 {
    top: 20%;
    left: -10%;
    animation-delay: 0.5s;
}

.hero .floating-card.card-2 {
    bottom: 30%;
    right: -10%;
    animation-delay: 1s;
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 var(--spacing-2xl);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-actions {
        justify-content: center;
    }
}

/* Popular Categories Component */
.popular-categories {
    padding: var(--spacing-3xl) 0 var(--spacing-3xl);
    background: var(--background-secondary);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    max-width: 1600px;
    margin: 0 auto;
}

.category-card {
    background: var(--background-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.category-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    background: white;
}

.category-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-base);
    border-radius: var(--radius-md);
}

.category-card:hover .category-image img {
    transform: scale(1.05);
}

.category-content {
    padding: var(--spacing-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.category-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.category-description {
    color: var(--text-primary);
    font-size: var(--font-size-xl);
    line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.category-icon {
    width: 60px;
    height: 60px;
    margin: var(--spacing-lg) auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: var(--radius-lg);
    color: white;
}

.category-icon svg {
    width: 32px;
    height: 32px;
}

.category-card .category-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    text-align: left;
    line-height: 1.2;
}

.category-card .category-description {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    text-align: left;
    flex: 1;
}

.category-count {
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.category-btn {
    background: none;
    border: none;
    color: #F0513C;
    font-weight: 600;
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: 0;
    text-align: left;
    transition: color var(--transition-base);
}

.category-btn:hover {
    color: var(--primary-color);
}

.category-btn:focus {
    outline: none;
}

/* Featured Products Component */
.featured-products {
    padding: var(--spacing-3xl) 0;
    background: var(--background-secondary);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    padding: var(--spacing-sm);
    background: var(--background-secondary);
    border-radius: var(--radius-2xl);
    max-width: 1800px;
    margin-left: auto;
    margin-right: auto;
}

.filter-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    background: #F3F4F6;
    color: var(--text-secondary);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.filter-tab:hover {
    background: #e0e0e0;
    color: var(--text-primary);
}

.filter-tab.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-medium);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    max-width: 1600px;
    margin-left: auto;
    margin-right: auto;
}

/* Optimize grid for exactly 9 products */
@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.product-card {
    background: var(--background-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.product-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/4;
    min-height: 200px;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-slow);
    border-radius: var(--radius-md);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.product-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.product-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.product-description {
    color: #000000;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    flex: 1;
}

.product-footer {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

.product-price {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.add-to-cart {
    background: #F0513C;
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--font-size-xl);
    transition: all var(--transition-base);
    width: 100%;
    text-align: center;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 107, 71, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.add-to-cart:hover {
    background: linear-gradient(135deg, #E55A42 0%, #D14A32 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 71, 0.4);
}

.section-footer {
    text-align: center;
}

.view-all-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: #F0513C;
    color: white;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-xl);
    font-weight: 600;
    transition: all var(--transition-base);
}

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

.view-all-btn:focus {
    outline: none;
}

/* Video Showcase Component */
.video-showcase {
    padding: var(--spacing-2xl) 0;
    background: var(--background-primary);
}

.video-content {
    max-width: 1600px;
    margin: 0 auto;
    text-align: center;
}

.video-section .section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.video-section .section-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.video-section .section-description {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    flex: 1;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.video-player {
    margin-bottom: var(--spacing-3xl);
    position: relative;
}



.video-main-content {
    position: relative;
    background-image: url('../images/bg4.jpg');
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-xl);
    overflow: hidden;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.video-mascot {
    position: relative;
    z-index: 2;
    max-width: 300px;
    height: auto;
}

.video-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-medium);
}

.video-play-button:hover {
    background: white;
    transform: translate(-50%, -50%) scale(1.1);
}

.video-play-button svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
    margin-left: 4px;
}

.video-stats {
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-xl);
    background: var(--background-secondary);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.playlist-title {
    display: none;
}

.playlist {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.playlist-item {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-light);
}

.playlist-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.playlist-thumbnail {
    width: 100%;
    height: 160px;
    position: relative;
    overflow: hidden;
}

.playlist-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.playlist-item:hover .playlist-thumbnail img {
    transform: scale(1.05);
}

.playlist-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.playlist-item:hover .playlist-play-overlay {
    opacity: 1;
}

.playlist-play-overlay svg {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
    margin-left: 2px;
}

.playlist-info {
    padding: var(--spacing-md);
    text-align: center;
}

.playlist-item-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.playlist-duration {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.video-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.subscribe-btn,
.browse-all-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-base);
}

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

.subscribe-btn:hover {
    background: var(--primary-dark);
}

.browse-all-btn {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.browse-all-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .video-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .video-container iframe {
        height: 250px;
    }
}

/* Loading, Error, and Empty States */
.loading-placeholder,
.error-placeholder,
.empty-placeholder {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--background-secondary);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-placeholder p {
    color: var(--error-color, #dc3545);
    margin-bottom: var(--spacing-lg);
}

.empty-placeholder p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

/* Doll Costume Activity Case Component */
.doll-costume-case {
    padding: var(--spacing-3xl) 0;
    background: var(--background-primary);
}

.doll-costume-case .case-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    min-height: 600px;
}

.doll-costume-case .image-area {
    position: relative;
}

.doll-costume-case .image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transform: scale(1.1);
}

.doll-costume-case .image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

/* Play button styles removed */

.doll-costume-case .content-area {
    padding-left: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.doll-costume-case .content-area h2 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.doll-costume-case .content-area p {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: var(--spacing-2xl);
}

.doll-costume-case .stats-grid {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.doll-costume-case .stat-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--background-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-light);
    transition: all var(--transition-base);
    flex: 1;
}

.doll-costume-case .stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.doll-costume-case .stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.doll-costume-case .stat-label {
    font-size: var(--font-size-2xl);
    color: #4B5563;
}

.doll-costume-case .learn-more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: #F0513C;
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-xl);
    max-width: 200px;
}

.doll-costume-case .learn-more-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Loading and Error States */
.doll-costume-case .loading-state,
.doll-costume-case .error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
    min-height: 200px;
}

.doll-costume-case .loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.doll-costume-case .loading-state p,
.doll-costume-case .error-state p {
    color: var(--text-secondary);
    margin: 0;
}

.doll-costume-case .retry-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.doll-costume-case .retry-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .case-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .case-main-content {
        min-height: 300px;
        padding: var(--spacing-lg);
    }
    
    .case-stats {
        gap: var(--spacing-lg);
    }
    
    .stat-item {
        padding: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
    }
}

/* Contact Us Component */
.contact-us {
    padding: var(--spacing-3xl) 0;
    background: var(--background-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: stretch;
    max-width: 1000px;
    margin: var(--spacing-3xl) auto 0 auto;
}

.form-section {
    background: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-lg) var(--spacing-xl);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-md);
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    background: var(--background-primary);
    transition: all var(--transition-base);
    min-width: 100%;
    min-height: 45px !important;
}

/* Shorter height for name and email inputs */
.form-group input[name="name"],
.form-group input[name="email"] {
    min-height: 35px !important;
    padding: var(--spacing-md) var(--spacing-xl);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 71, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
}

.submit-btn {
    background: #F0513C;
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-top: var(--spacing-sm);
}

.submit-btn:hover {
    background: #E55A42;
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(255, 107, 71, 0.3);
}

.submit-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* File Upload Styles */
.file-upload-container {
    width: 100%;
}

.file-input {
    display: none;
}

.file-upload-area {
    border: 2px dashed #e5e7eb;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    background: var(--background-primary);
    min-height: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(255, 107, 71, 0.02);
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(255, 107, 71, 0.05);
    transform: scale(1.02);
}

.upload-icon {
    color: #9ca3af;
    transition: color var(--transition-base);
}

.file-upload-area:hover .upload-icon {
    color: var(--primary-color);
}

.upload-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.upload-main-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.upload-sub-text {
    font-size: var(--font-size-base);
    color: #6b7280;
    margin: 0;
}

.upload-limit-text {
    font-size: var(--font-size-sm);
    color: #9ca3af;
    margin: 0;
}

/* File List Styles */
.file-list-container {
    margin-top: var(--spacing-md);
}

.file-list-empty {
    padding: var(--spacing-md);
    text-align: center;
    color: #6b7280;
    font-size: var(--font-size-sm);
    border: 1px dashed #d1d5db;
    border-radius: var(--radius-sm);
    background: #f9fafb;
}

.file-list-empty p {
    margin: 0;
}

.file-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.file-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    background: var(--background-primary);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.file-list-item:hover {
    background: #f9fafb;
    border-color: var(--primary-color);
}

.file-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.file-name {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
    word-break: break-all;
    line-height: 1.3;
}

.file-size {
    font-size: var(--font-size-xs);
    color: #6b7280;
    margin: 0;
}

.file-remove-btn {
    width: 32px;
    height: 32px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 1;
    transition: all var(--transition-base);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.file-remove-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
    transform: scale(1.05);
}

.file-upload-error {
    color: #ef4444;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-sm);
    border-left: 3px solid #ef4444;
}

.file-upload-success {
    color: #10b981;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    border-left: 3px solid #10b981;
}

/* Drag over state */
.file-upload-area.dragover {
    border-color: var(--primary-color);
    background-color: rgba(74, 144, 226, 0.05);
    transform: scale(1.02);
}

/* Mobile responsiveness for file upload */
@media (max-width: 768px) {
    .file-upload-area {
        padding: var(--spacing-sm);
        min-height: 50px;
    }
    
    .upload-main-text {
        font-size: var(--font-size-base);
    }
    

    
    /* Mobile responsive styles for name and email inputs */
    .form-group input[name="name"],
    .form-group input[name="email"] {
        min-height: 32px !important;
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    animation: slideIn 0.3s ease-out;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.field-error {
    color: #dc2626;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-group input.error,
.form-group textarea.error {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.info-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    padding: 0;
}

.contact-info,
.business-hours,
.social-section {
    background: transparent;
}

.contact-info h3,
.business-hours h3,
.social-section h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.contact-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
    color: #FF6B47;
}

.contact-item span {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
}

.hours-item {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
}

.hours-item .day {
    color: var(--text-primary);
    font-weight: 500;
    font-size: var(--font-size-lg);
}

.hours-item .time {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link-bar {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    text-decoration: none;
    background: transparent;
    border: none;
    outline: none;
    color: #666;
    border-radius: 50%;
    background: #f8f9fa;
}

.social-link-bar:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.social-link-bar svg {
    width: 15px;
    height: 15px;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    text-decoration: none;
    background: transparent;
    border: none;
    outline: none;
}

.social-link:focus {
    outline: none;
    background: transparent;
}

.social-link img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.social-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    background: rgba(44, 62, 80, 0.1);
    border-radius: var(--radius-md);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #FF6B47;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(255, 107, 71, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: #E55A42;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 71, 0.4);
}

.back-to-top img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
}

.back-to-top:hover img {
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

/* Challenge Modal Styles */
.challenge-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.challenge-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: overlayFadeIn 0.4s ease-out;
}

@keyframes overlayFadeIn {
    from {
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(12px);
    }
}

.challenge-modal-content {
    position: relative;
    background: linear-gradient(145deg, #ffffff, #f8f9fa);
    border-radius: 20px;
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.8),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.8) translateY(30px);
    animation: modalSlideIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.challenge-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 28px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px 20px 0 0;
    position: relative;
    overflow: hidden;
}

.challenge-modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(255,255,255,0.1) 100%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.challenge-modal-header h3 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.challenge-modal-header h3::before {
    content: '🔐';
    font-size: 24px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.challenge-modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: white;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.challenge-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.challenge-modal-body {
    padding: var(--spacing-2xl);
    background: var(--background-primary);
    position: relative;
}



.challenge-description {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    text-align: center;
    font-weight: 500;
}

.challenge-question {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.challenge-question label {
    display: block;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-base);
    text-align: center;
}

.math-expression {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.math-expression::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.math-expression:hover::before {
    left: 100%;
}

.math-expression span {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: white;
    letter-spacing: 2px;
    position: relative;
    z-index: 1;
    display: inline-block;
}

.challenge-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-lg);
    text-align: center;
    transition: border-color var(--transition-base);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    font-weight: 600;
    letter-spacing: 1px;
    background: var(--background-primary);
}



.challenge-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.challenge-error {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
    text-align: center;
    font-weight: 500;
    background: var(--background-accent);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.challenge-modal-footer {
    display: flex;
    gap: 16px;
    justify-content: center;
    padding: 32px;
    border-top: 1px solid rgba(226, 232, 240, 0.8);
    background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%);
    position: relative;
}

.challenge-modal-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #667eea, transparent);
}

.challenge-btn {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-xl);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    position: relative;
    overflow: hidden;
}

.challenge-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.challenge-btn:hover::before {
    left: 100%;
}

.challenge-btn-cancel {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.challenge-btn-cancel:hover {
    background: var(--background-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.challenge-btn-verify {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-medium);
}

.challenge-btn-verify:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.challenge-btn-verify:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Challenge Modal Responsive */
@media (max-width: 480px) {
    .challenge-modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .challenge-modal-header,
    .challenge-modal-body,
    .challenge-modal-footer {
        padding: var(--spacing-md);
    }
    
    .challenge-modal-footer {
        flex-direction: column;
    }
    
    .challenge-btn {
        flex: none;
    }
}

/* Footer Component */
.footer {
    background: #111827;
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer .container {
    max-width: 1600px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xs);
}

.footer-left {
    flex: 1;
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    
}

.footer-logo img {
    width: auto;
    height: 110px;
    max-width: 100%;
    padding: 20px;
}

.logo-text {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: white;
    line-height: 1.2;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
}

.footer-links {
    display: flex;
    gap: var(--spacing-3xl);
    flex: 1;
}

.footer-column {
    flex: 1;
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-base);
    transition: color var(--transition-base);
}

.footer-column a:hover {
    color: white;
}

.footer-column a:focus {
    outline: none;
    color: white;
}

.newsletter p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.newsletter-form {
    display: flex;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    background: transparent;
    color: white;
    font-size: var(--font-size-base);
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    padding: var(--spacing-md) var(--spacing-lg);
    background: #F0513C;
    color: white;
    border: none;
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-base);
}

.newsletter-form button:hover {
    background: #E55A42;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-base);
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-2xl);
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .newsletter-form {
        max-width: 300px;
        margin: 0 auto;
    }
}

/* Pagination Styles */
.pagination-container {
    display: flex;
    justify-content: center;
    margin: var(--spacing-lg) 0;
}

.pagination-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    background: var(--background-primary);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: var(--font-size-sm);
    font-weight: 500;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.pagination-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    font-weight: 600;
}

.pagination-ellipsis {
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Loading and Error States */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-3xl);
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.error-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-3xl);
    text-align: center;
}

.error-message p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.error-message button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.error-message button:hover {
    background: var(--primary-dark);
}

@media (max-width: 768px) {
    .pagination-wrapper {
        gap: var(--spacing-xs);
    }
    
    .pagination-btn {
        min-width: 36px;
        height: 36px;
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
    }
}

/* Video Gallery Styles */
.video-gallery {
    padding: var(--spacing-xl) 0;
    background: var(--background-primary);
}

.video-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.main-video-player {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    background: var(--background-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.video-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    padding-left: 0px;
    padding-right: 0px;
    padding-top: 0px;
    overflow: hidden;
    background: transparent;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}





.video-thumbnails {
    position: relative;
    max-width: 1600px;
    margin: 0 auto;
}

.thumbnails-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
}

.thumbnails-list {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    padding: var(--spacing-md) 0;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    justify-content: flex-start;
}

.thumbnails-list::-webkit-scrollbar {
    display: none;
}

.scroll-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.scroll-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--background-secondary);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.scroll-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.scroll-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.scroll-btn svg {
    width: 20px;
    height: 20px;
}

.video-thumbnail {
    flex: 0 0 330px;
    background: var(--background-secondary);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
}

.video-thumbnail:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.video-thumbnail.active {
    border-color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(240, 81, 60, 0.3);
    transform: translateY(-2px);
}

.video-thumbnail-image {
    width: 100%;
    aspect-ratio: 16/9;
    background: #f0f0f0;
    position: relative;
    overflow: hidden;
}

.video-thumbnail-image iframe {
    width: 100%;
    height: 100%;
    border: none;
    pointer-events: none;
    transform: scale(1.1);
}

.video-thumbnail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-thumbnail:hover .video-thumbnail-overlay {
    opacity: 1;
}

.play-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 20px;
    transition: transform 0.3s ease;
}

.video-thumbnail:hover .play-icon {
    transform: scale(1.1);
}

.video-thumbnail-content {
    padding: var(--spacing-md);
}

.video-thumbnail-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.video-thumbnail-description {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

/* Loading State */
.video-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--color-text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .video-gallery {
        padding: var(--spacing-xl) 0;
    }
    
    .main-video-player {
        margin: 0 var(--spacing-md);
        max-width: none;
    }
    
    .video-thumbnails {
        margin: 0 var(--spacing-md);
        max-width: none;
    }
    
    .video-thumbnail {
        flex: 0 0 180px;
    }
    
    .thumbnails-list {
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }
    
    .scroll-controls {
        margin-top: var(--spacing-sm);
    }
    
    .scroll-btn {
        width: 36px;
        height: 36px;
    }
    
    .scroll-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* Search Modal Styles */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.search-modal.show {
    opacity: 1;
    visibility: visible;
}

.search-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.search-modal-content {
    position: relative;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    margin: 10vh auto 0;
    max-width: 600px;
    width: 90%;
    max-height: 70vh;
    overflow: hidden;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.search-modal.show .search-modal-content {
    transform: translateY(0);
}

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

.search-modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.search-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.search-modal-close:hover {
    background-color: var(--bg-secondary);
}

.search-modal-body {
    padding: var(--spacing-lg);
}

.search-modal-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: var(--font-size-base);
    outline: none;
    transition: border-color 0.2s ease;
}

.search-modal-input:focus {
    border-color: var(--primary-color);
}

.search-results {
    margin-top: var(--spacing-md);
    max-height: 300px;
    overflow-y: auto;
}

.search-result-item {
    padding: var(--spacing-md);
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid var(--border-color);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background-color: var(--bg-secondary);
}

.search-result-item h4 {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
}

.result-category {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.no-results {
    text-align: center;
    color: var(--text-secondary);
    padding: var(--spacing-xl);
    margin: 0;
}

@media (max-width: 768px) {
    .search-modal-content {
        margin: 5vh auto 0;
        width: 95%;
        max-height: 80vh;
    }
    
    .search-modal-header,
    .search-modal-body {
        padding: var(--spacing-md);
    }
}