/* CPU ZX Pro Product Page Styles */

/* Product Hero Section */
.product-hero {
    padding: 60px 0 80px;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--light-bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.product-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

/* Breadcrumb */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: var(--spacing-md);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '›';
    color: var(--text-secondary);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--primary-dark);
}

.breadcrumb-item.active {
    color: var(--text-secondary);
}

/* Product Badges */
.product-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.product-badges .badge {
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

/* Product Title */
.product-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.2;
}

.product-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Rating Section */
.product-rating-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.rating-stars {
    display: flex;
    align-items: center;
    gap: 4px;
}

.rating-stars i {
    color: #FFA500;
    font-size: 1.125rem;
}

.rating-value {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text-primary);
    margin-left: var(--spacing-sm);
}

.rating-count,
.download-count {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Quick Features */
.quick-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-xl) 0;
}

.quick-features li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.quick-features i {
    color: var(--accent-success);
    font-size: 1.125rem;
}

/* Product Purchase Section */
.product-purchase {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    margin-bottom: var(--spacing-xl);
}

.price-section {
    margin-bottom: var(--spacing-lg);
}

.price-current {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
    display: block;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.price-note {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

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

.cta-buttons .btn {
    width: 100%;
    justify-content: center;
}

/* Product Meta */
.product-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--light-bg);
    border-radius: var(--radius-md);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.meta-item i {
    color: var(--primary-color);
    font-size: 1rem;
}

/* Product Hero Image */
.product-hero-image {
    position: relative;
}

.main-screenshot {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.screenshot-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.thumbnail {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
    opacity: 0.6;
}

.thumbnail:hover {
    opacity: 1;
    border-color: var(--primary-color);
    transform: translateY(-4px);
}

.thumbnail.active {
    opacity: 1;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

/* Key Features Section */
.key-features-section {
    padding: 80px 0;
    background: var(--card-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: var(--card-bg);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.7;
    font-size: 0.9375rem;
}

/* Description Section */
.description-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.description-content {
    background: white;
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.description-content h2 {
    font-size: 2rem;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.description-content h2:first-child {
    margin-top: 0;
}

.description-content h3 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.description-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.description-content ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-lg);
}

.description-content ul li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-xl);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7;
}

.description-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 900;
    font-size: 1.5rem;
    line-height: 1;
}

/* Perfect For Section */
.perfect-for-section {
    padding: 80px 0;
    background: var(--card-bg);
}

.perfect-for-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.perfect-for-card {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--light-bg);
    border-radius: var(--radius-xl);
    transition: var(--transition);
    border: 2px solid transparent;
}

.perfect-for-card:hover {
    background: white;
    border-color: var(--primary-light);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.perfect-for-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    display: block;
}

.perfect-for-card h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.perfect-for-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9375rem;
}

/* What's New Section */
.whats-new-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.whats-new-content {
    background: white;
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.version-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

.whats-new-content h3 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.whats-new-content h3:first-of-type {
    margin-top: 0;
}

/* Requirements Section */
.requirements-section {
    padding: 80px 0;
    background: var(--card-bg);
}

.requirements-card {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-color);
    height: 100%;
    transition: var(--transition);
}

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

.requirements-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.requirements-card h3 i {
    color: var(--primary-color);
}

.requirements-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.requirements-card ul li {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    line-height: 1.6;
}

.requirements-card ul li:last-child {
    border-bottom: none;
}

.requirements-card ul li strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.accordion {
    margin-top: var(--spacing-2xl);
}

.accordion-item {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.accordion-item:last-child {
    margin-bottom: 0;
}

.accordion-header {
    margin: 0;
}

.accordion-button {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    background: white;
    border: none;
    padding: var(--spacing-lg) var(--spacing-xl);
    width: 100%;
    text-align: left;
    transition: var(--transition);
}

.accordion-button:not(.collapsed) {
    background: var(--light-bg);
    color: var(--primary-color);
}

.accordion-button:hover {
    background: var(--light-bg);
}

.accordion-button::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-left: auto;
    transition: var(--transition);
}

.accordion-button:not(.collapsed)::after {
    transform: rotate(180deg);
}

.accordion-body {
    padding: var(--spacing-lg) var(--spacing-xl);
    color: var(--text-secondary);
    line-height: 1.7;
    border-top: 1px solid var(--border-color);
}

.accordion-body a {
    color: var(--primary-color);
    text-decoration: none;
}

.accordion-body a:hover {
    text-decoration: underline;
}

/* Product CTA Section */
.product-cta-section {
    padding: 100px 0;
    background: var(--gradient-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.product-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 15s ease-in-out infinite;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.75rem;
    color: white;
    margin-bottom: var(--spacing-md);
    font-weight: 900;
}

.cta-content > p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-2xl);
}

.cta-content .cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.cta-note {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
    margin: 0;
}

.cta-note i {
    color: var(--accent-success);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .features-grid,
    .perfect-for-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .product-title {
        font-size: 2.5rem;
    }
    
    .screenshot-thumbnails {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product-hero {
        padding: 40px 0 60px;
    }
    
    .product-title {
        font-size: 2rem;
    }
    
    .product-subtitle {
        font-size: 1.125rem;
    }
    
    .price-current {
        font-size: 2.5rem;
    }
    
    .product-meta {
        grid-template-columns: 1fr;
    }
    
    .features-grid,
    .perfect-for-grid {
        grid-template-columns: 1fr;
    }
    
    .description-content,
    .whats-new-content {
        padding: var(--spacing-xl);
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-content .cta-buttons {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .product-title {
        font-size: 1.75rem;
    }
    
    .screenshot-thumbnails {
        grid-template-columns: 1fr;
    }
}