:root {
    --bg-color: #0a0a0c;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-color: #4c1d95; /* Deep purple like in the image */
    --accent-hover: #5b21b6;
    --border-color: #27272a;
    --card-bg: #18181b;
    --success-color: #10b981;
    --font-main: 'Inter', sans-serif;
    --transition: 0.3s ease;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Announcement Bar */
.announcement-bar {
    background-color: var(--accent-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 8px 0;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    display: flex;
}

.marquee {
    display: flex;
    width: 100%;
    overflow: hidden;
}

.marquee-content {
    display: flex;
    animation: marquee 20s linear infinite;
    min-width: 100%;
    flex-shrink: 0;
    justify-content: space-around;
}

.marquee-content span {
    margin: 0 15px;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-primary);
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--text-primary);
    text-decoration: none;
}

.logo-dot {
    color: var(--accent-color);
    text-shadow: 0 0 15px var(--accent-color);
}

.payment-icons {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.8rem;
    color: var(--text-secondary);
}

.header-icons {
    display: flex;
    gap: 1.5rem;
    font-size: 1.2rem;
    color: var(--text-primary);
}

.cart-icon {
    position: relative;
    cursor: pointer;
}

/* Product Section */
.product-container {
    display: flex;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
    gap: 4rem;
}

.product-left, .product-right {
    flex: 1;
}

/* Image & Bundles */
.image-wrapper {
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
}

.main-image {
    width: 100%;
    max-width: 450px;
    max-height: 550px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 0 50px rgba(255, 255, 255, 0.08);
}

.bundles-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.bundles-container.compact {
    padding: 0.75rem;
    background-color: rgba(255,255,255,0.02);
}

.bundles-container.compact .bundle-title {
    font-size: 0.7rem;
    margin-bottom: 0.75rem;
    text-align: center;
}

.bundles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.bundle-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    position: relative;
}

.bundle-option.active {
    border-color: var(--accent-color);
    background-color: rgba(76, 29, 149, 0.1);
    box-shadow: 0 0 15px rgba(76, 29, 149, 0.2);
}

.bundle-option .radio-circle {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 14px;
    height: 14px;
    margin-right: 0;
}

.bundle-name {
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}

.bundle-price {
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* Selection Sets */
.selection-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.item-selection {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    animation: slideDown 0.3s ease-out;
}

.item-selection.hidden {
    display: none;
}

.item-selection-title {
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-bottom: 1.25rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 700;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 0.5rem;
}

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

.green-percent {
    color: var(--success-color);
    font-weight: bold;
}

/* Product Right Info */
.collection-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.product-title {
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
}

.reviews-stars {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.stars {
    color: #fbbf24;
}

.rating {
    color: var(--text-secondary);
}

.see-all {
    color: var(--text-primary);
    text-decoration: underline;
}

.urgency-badge {
    display: inline-block;
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.price-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.25rem;
}

.current-price {
    font-size: 2rem;
    font-weight: 700;
}

.old-price {
    color: var(--text-secondary);
    text-decoration: line-through;
    font-size: 1.2rem;
}

.discount-tag {
    background-color: var(--success-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
}

.omnibus-price {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.selector-group {
    margin-bottom: 1.5rem;
}

.selector-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.selector-group label span {
    color: var(--text-primary);
}

.color-options {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.color-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.color-circle.active {
    border-color: white;
    transform: scale(1.1);
    box-shadow: 0 0 0 2px var(--bg-color), 0 0 0 4px white;
}

/* Custom Dropdown for Models */
.custom-dropdown {
    position: relative;
    width: 100%;
}

.dropdown-header {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 0.85rem 1.25rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
}

.dropdown-header:hover {
    border-color: var(--accent-color);
}

.dropdown-header i {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.custom-dropdown.active .dropdown-header i {
    transform: rotate(180deg);
}

.dropdown-list {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 100;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.custom-dropdown.active .dropdown-list {
    max-height: 350px;
    border-color: var(--accent-color);
}

.model-option {
    padding: 0.85rem 1.25rem;
    cursor: pointer;
    transition: background 0.2s;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.model-option:last-child {
    border-bottom: none;
}

.model-option:hover {
    background-color: rgba(76, 29, 149, 0.2);
    color: var(--text-primary);
}

.model-option.selected {
    background-color: rgba(76, 29, 149, 0.3);
    color: var(--text-primary);
    font-weight: 600;
}

.add-to-cart-btn {
    width: 100%;
    padding: 1.25rem;
    background-color: #ffffff;
    color: #000000;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 1rem;
    margin-bottom: 2rem;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.add-to-cart-btn:hover {
    background-color: #e5e5e5;
    transform: translateY(-2px);
}

.trust-badges-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    text-align: center;
}

.trust-badge i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.trust-title {
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.trust-desc {
    font-size: 0.65rem;
    color: var(--text-secondary);
}

.payment-methods {
    margin-bottom: 2rem;
}

.payment-methods span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.payment-icons {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.8rem;
    color: var(--text-secondary);
}

.product-features {
    list-style: none;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.product-features i {
    color: var(--success-color);
}

/* Presentation Section */
.presentation-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    text-align: center;
}

.presentation-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.presentation-content {
    display: flex;
    gap: 4rem;
    align-items: center;
    justify-content: center;
    text-align: left;
}

.videos-column {
    display: flex;
    gap: 1rem;
    flex: 0 0 auto;
}

.video-showcase {
    width: 200px;
    height: 350px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(76, 29, 149, 0.3);
    border: 3px solid var(--border-color);
}

.showcase-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.features-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1;
    max-width: 500px;
}

.card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Reviews Section */
.reviews-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.reviews-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.review-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.review-stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.review-text {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.review-author {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.verify {
    color: var(--success-color);
}

/* Footer */
.footer {
    background-color: #050505;
    border-top: 1px solid var(--border-color);
    padding: 4rem 2rem 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-brand h2 {
    font-size: 1.5rem;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 300px;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links h3 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

/* Responsive Design - Mobile First Focus overrides */
@media (max-width: 992px) {
    .product-container {
        flex-direction: column;
        gap: 2rem;
        padding: 0 1.5rem;
    }

    .presentation-content {
        flex-direction: column;
    }

    .cards-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-links {
        display: none; /* Hide standard nav on mobile for simplicity, could add hamburger */
    }
}

@media (max-width: 768px) {
    /* Header & Logo */
    .header { padding: 0.8rem 1rem; }
    .logo-text { font-size: 1.4rem; }
    .header-icons { gap: 1rem; font-size: 1.1rem; }

    /* Layout & Reordering - Mobile */
    .product-container {
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 0 1rem;
        margin-top: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .product-left, .product-right {
        display: contents;
    }

    /* Product Section Elements Order */
    .product-title { order: 1; text-align: center; font-size: 1.6rem; margin-top: 0; margin-bottom: 0.2rem; }
    .reviews-stars { order: 2; justify-content: center; font-size: 0.75rem; margin-bottom: 0.5rem; }
    .image-wrapper { order: 3; margin-bottom: 0.5rem; padding: 0.5rem; }
    .main-image { max-height: 250px; }
    .price-container { order: 4; justify-content: center; margin-bottom: 0.25rem; }
    .add-to-cart-btn { order: 5; margin-top: 0.5rem; margin-bottom: 1rem; padding: 0.8rem; font-size: 0.95rem; }
    .bundles-container { order: 6; margin-bottom: 1rem; padding: 0.75rem; }
    .selection-container { order: 7; margin-bottom: 1.5rem; }
    .omnibus-price { order: 8; text-align: center; margin-bottom: 1rem; font-size: 0.65rem; }
    .urgency-badge { order: 9; text-align: center; font-size: 0.75rem; padding: 5px 10px; margin-bottom: 1rem; }
    .trust-badges-grid { order: 10; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; padding: 0.5rem; margin-bottom: 1.5rem; }
    .payment-methods { order: 11; text-align: center; }
    .product-features { order: 12; margin-top: 1rem; }
    
    .collection-name { display: none; } /* Hide to save vertical space */

    /* Layout Paddings for other sections */
    .presentation-section, 
    .reviews-section {
        padding: 0 1rem;
        margin-top: 1.5rem;
        margin-bottom: 1.5rem;
    }

    /* Bundles */
    .bundle-option { padding: 0.75rem; margin-bottom: 0.75rem; }
    .bundle-name { font-size: 0.9rem; }
    .bundle-desc { font-size: 0.75rem; }
    .bundle-price { font-size: 0.9rem; }
    .radio-circle { width: 16px; height: 16px; margin-right: 0.75rem; }
    .bundle-option.active .radio-circle::after { width: 8px; height: 8px; }

    /* Options */
    .selector-group label { font-size: 0.75rem; margin-bottom: 0.4rem; }
    .color-options { gap: 0.5rem; }
    .color-circle { width: 28px; height: 28px; }
    .model-pill { padding: 0.6rem; font-size: 0.8rem; }
    .model-options { gap: 0.5rem; }

    /* Features */
    .product-features li { font-size: 0.85rem; margin-bottom: 0.5rem; }

    /* Grids & Cards */
    .cards-grid, .reviews-grid { grid-template-columns: 1fr; gap: 1rem; }
    .card, .review-card { padding: 1.25rem; }
    .presentation-section h2, .reviews-section h2 { font-size: 1.6rem; margin-bottom: 1.5rem; }
    .card-icon { font-size: 2rem; margin-bottom: 1rem; }
    .card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
    .card p { font-size: 0.85rem; }

    /* Trust Badges Details */
    .trust-badge i { font-size: 1.2rem; }
    .trust-title { font-size: 0.7rem; }
    .trust-desc { font-size: 0.6rem; }

    /* Footer */
    .footer-content { flex-direction: column; gap: 1.5rem; }
    .footer { padding: 2rem 1rem 1rem; margin-top: 2rem; }
    .footer-brand h2 { font-size: 1.3rem; }
    .footer-brand p { font-size: 0.8rem; }
    .footer-links h3 { font-size: 0.9rem; margin-bottom: 0.75rem; }
    .footer-links a { font-size: 0.85rem; }

    /* Videos & Images */
    .videos-column {
        flex-direction: column;
        width: 100%;
        align-items: center;
        gap: 1rem;
    }
    .video-showcase {
        width: 100%;
        max-width: 280px;
        height: 400px;
    }
}