/* ===================================================================
   PREMIUM GAMING PRODUCT DETAIL - MODERN DARK THEME
   Based on MOTOSPEED K40D design reference
   Ultra-clean, conversion-optimized layout
   =================================================================== */

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

:root {
    /* Colors */
    --primary-red: #FF0055;
    --primary-pink: #FF1166;
    --dark-bg: #0a0a0a;
    --card-bg: #1a1a1a;
    --border-color: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --success-green: #00ff88;
    --accent-cyan: #00d9ff;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;

    /* Typography */
    --font-sans: 'Inter', 'Segoe UI', 'Roboto', sans-serif;
}

/* ===================================================================
   LAYOUT
   =================================================================== */

.premium-product-detail {
    background: var(--dark-bg);
    min-height: 100vh;
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
}

.premium-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================================================
   BREADCRUMB
   =================================================================== */

.premium-breadcrumb {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
    list-style: none;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    font-size: 14px;
}

.breadcrumb-list li {
    color: var(--text-muted);
}

.breadcrumb-list a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumb-list a:hover {
    color: var(--primary-red);
}

/* ===================================================================
   HERO SECTION
   =================================================================== */

.product-hero {
    padding: var(--spacing-xl) 0;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* ===================================================================
   IMAGE GALLERY
   =================================================================== */

.gallery-section {
    position: sticky;
    top: var(--spacing-md);
}

.main-image-container {
    background: var(--card-bg);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    position: relative;
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.main-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.main-image-container:hover .main-image {
    transform: scale(1.05);
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.gallery-nav:hover {
    background: var(--primary-red);
}

.gallery-nav.prev {
    left: var(--spacing-sm);
}

.gallery-nav.next {
    right: var(--spacing-sm);
}

.thumbnails-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-sm);
}

.thumbnail {
    aspect-ratio: 1;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumbnail img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.thumbnail:hover {
    border-color: var(--primary-red);
}

.thumbnail.active {
    border-color: var(--primary-red);
    box-shadow: 0 0 0 1px var(--primary-red);
}

/* ===================================================================
   PRODUCT INFO
   =================================================================== */

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

.badges {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.badge {
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-new {
    background: linear-gradient(135deg, #00ff88, #00d9ff);
    color: #000;
}

.badge-bestseller {
    background: linear-gradient(135deg, #ff0055, #ff6b00);
    color: #fff;
}

.badge-office {
    background: #333;
    color: #fff;
}

.product-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin: 0;
}

.price-section {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.current-price {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-red);
    letter-spacing: -1px;
}

.original-price {
    font-size: 20px;
    color: var(--text-muted);
    text-decoration: line-through;
}

.discount-badge {
    background: var(--primary-red);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
}

.contact-price {
    font-size: 28px;
    color: var(--accent-cyan);
    font-weight: 600;
}

.shipping-banner {
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: 8px;
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.shipping-icon {
    font-size: 20px;
}

.shipping-text {
    font-size: 14px;
    color: var(--text-secondary);
}

.features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.features-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    color: var(--text-secondary);
}

.features-list li::before {
    content: "●";
    color: var(--primary-red);
    font-size: 20px;
    line-height: 1;
}

.quantity-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.quantity-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.quantity-control {
    display: flex;
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.qty-btn {
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.qty-input {
    width: 60px;
    height: 40px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
}

.cta-buttons {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-sm);
}

.btn {
    padding: 16px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    letter-spacing: 0.5px;
}

.btn-add-cart {
    background: transparent;
    border: 2px solid var(--primary-red);
    color: var(--primary-red);
}

.btn-add-cart:hover {
    background: var(--primary-red);
    color: white;
}

.btn-buy-now {
    background: linear-gradient(135deg, var(--primary-red), var(--primary-pink));
    color: white;
    box-shadow: 0 4px 20px rgba(255, 0, 85, 0.4);
}

.btn-buy-now:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(255, 0, 85, 0.6);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

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

.service-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.service-label {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===================================================================
   SECTIONS
   =================================================================== */

.premium-section {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--border-color);
}

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

.section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
}

.section-accent {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), transparent);
    margin-top: 8px;
}

/* ===================================================================
   KEY FEATURES
   =================================================================== */

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

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary-red);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 0, 85, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
}

.feature-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===================================================================
   TECHNICAL SPECS
   =================================================================== */

.specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.specs-table {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.specs-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    border-bottom: 1px solid var(--border-color);
}

.specs-row:last-child {
    border-bottom: none;
}

.specs-label {
    padding: 16px;
    background: rgba(255, 0, 85, 0.05);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    border-right: 1px solid var(--border-color);
}

.specs-value {
    padding: 16px;
    font-size: 14px;
    color: var(--text-primary);
}

.specs-image {
    border-radius: 12px;
    overflow: hidden;
}

.specs-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.specs-caption {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* ===================================================================
   IN THE BOX
   =================================================================== */

.box-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.box-image {
    border-radius: 12px;
    overflow: hidden;
}

.box-image img {
    width: 100%;
    height: auto;
}

.box-contents {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
}

.box-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.contents-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contents-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    color: var(--text-secondary);
}

.contents-list li::before {
    content: "●";
    color: var(--primary-red);
    font-size: 20px;
    line-height: 1;
}

/* ===================================================================
   DESCRIPTION
   =================================================================== */

.description-content {
    max-width: 900px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
}

.description-content h2,
.description-content h3 {
    color: var(--text-primary);
    margin: var(--spacing-md) 0 var(--spacing-sm) 0;
}

.description-content p {
    margin-bottom: var(--spacing-sm);
}

.description-content ul,
.description-content ol {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.description-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: var(--spacing-md) 0;
}

/* ===================================================================
   RESPONSIVE
   =================================================================== */

@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: 1fr;
    }

    .gallery-section {
        position: static;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .specs-grid,
    .box-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .product-title {
        font-size: 28px;
    }

    .current-price {
        font-size: 36px;
    }

    .thumbnails-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .cta-buttons {
        grid-template-columns: 1fr;
    }

    .service-features {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .specs-row {
        grid-template-columns: 1fr;
    }

    .specs-label {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}

@media (max-width: 576px) {

    .product-hero,
    .premium-section {
        padding: var(--spacing-md) 0;
    }

    .thumbnails-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-title {
        font-size: 24px;
    }

    .current-price {
        font-size: 32px;
    }

    .section-title {
        font-size: 24px;
    }
}

/* Contact Button Premium Style - Compact Version */
.btn-contact-now {
    grid-column: 1 / -1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    height: 44px;
    padding: 0 24px;
    margin-top: 5px;
    background: linear-gradient(135deg, #FF0055 0%, #cc0044 100%);
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(255, 0, 85, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.btn-contact-now:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 0, 85, 0.4);
    background: linear-gradient(135deg, #ff1a66 0%, #e6004c 100%);
    color: white;
}

.btn-contact-now i {
    margin-right: 8px;
    font-size: 16px;
    animation: none;
    /* Removed distraction for compact look */
}

/* Cleanup animation keyframes no longer needed for this button */