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

:root {
    --black: #1a1a1a;
    --white: #ffffff;
    --off-white: #f8f8f8;
    --grey: #888888;
    --border: #e0e0e0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--black);
    background: var(--white);
    line-height: 1.6;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    border-bottom: 1px solid var(--border);
}

.hero-content {
    text-align: center;
    padding: 2rem;
}

.wordmark {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.tagline {
    font-size: 0.875rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--grey);
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
}

.scroll-arrow {
    width: 12px;
    height: 12px;
    border-right: 1px solid var(--black);
    border-bottom: 1px solid var(--black);
    transform: rotate(45deg);
    opacity: 0.5;
    transition: opacity 0.2s;
}

.scroll-indicator:hover .scroll-arrow {
    opacity: 1;
}

/* Site Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--white);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.site-header.visible {
    opacity: 1;
}

.header-wordmark {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.15em;
}

.cart-button {
    background: transparent;
    border: none;
    color: var(--black);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

.cart-button:hover {
    opacity: 0.6;
}

/* Products Section */
.products {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
}

.product-card {
    border: 1px solid var(--border);
    background: var(--white);
    display: flex;
    flex-direction: column;
}

/* Product Carousel */
.product-carousel {
    position: relative;
    aspect-ratio: 1;
    background: var(--off-white);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.carousel-images {
    width: 100%;
    height: 100%;
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-images img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    flex-shrink: 0;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    color: var(--black);
    font-size: 2rem;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.2s, background 0.2s;
    opacity: 0;
    z-index: 2;
}

.product-carousel:hover .carousel-nav {
    opacity: 1;
}

.carousel-nav:hover {
    background: var(--white);
}

.carousel-prev {
    left: 1rem;
}

.carousel-next {
    right: 1rem;
}

.carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 2;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.carousel-dot.active {
    background: var(--black);
    border-color: var(--black);
}

.product-info {
    padding: 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-name {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1rem;
    color: var(--grey);
    margin-bottom: 1.5rem;
}

.product-description {
    text-align: left;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--black);
    flex-grow: 1;
}

.product-description p {
    margin-bottom: 0.75rem;
}

.product-description p:last-child {
    margin-bottom: 0;
}

.product-specs {
    color: var(--grey);
    font-size: 0.8125rem;
}

.product-note {
    color: var(--grey);
    font-size: 0.75rem;
    font-style: italic;
}

.colour-selector {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.colour-option {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    cursor: pointer;
    padding: 3px;
    transition: border-color 0.2s;
}

.colour-option:hover {
    border-color: var(--black);
}

.colour-option.selected {
    border-color: var(--black);
    border-width: 2px;
}

.colour-swatch {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
}

.colour-white .colour-swatch {
    background: var(--white);
    border: 1px solid var(--border);
}

.colour-black .colour-swatch {
    background: var(--black);
}

.add-to-cart-button {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
    cursor: pointer;
    transition: background 0.3s, color 0.3s;
}

.add-to-cart-button:hover {
    background: var(--white);
    color: var(--black);
}

/* Cart Sidebar */
.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.cart-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 400px;
    background: var(--white);
    transform: translateX(100%);
    transition: transform 0.3s;
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border);
}

.cart-overlay.active .cart-sidebar {
    transform: translateX(0);
}

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

.cart-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.5rem;
    font-weight: 400;
}

.cart-close {
    background: transparent;
    border: none;
    font-size: 2rem;
    color: var(--black);
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

.cart-close:hover {
    opacity: 0.6;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

.cart-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

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

.cart-item-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cart-item-name {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1rem;
}

.cart-item-color {
    font-size: 0.875rem;
    color: var(--grey);
    text-transform: capitalize;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.quantity-button {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--black);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.quantity-button:hover {
    border-color: var(--black);
}

.quantity-value {
    font-size: 0.875rem;
    min-width: 2rem;
    text-align: center;
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.cart-item-price {
    font-size: 1rem;
    font-weight: 500;
}

.cart-item-remove {
    background: transparent;
    border: none;
    color: var(--grey);
    cursor: pointer;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.2s;
}

.cart-item-remove:hover {
    color: var(--black);
}

.cart-empty {
    text-align: center;
    color: var(--grey);
    padding: 3rem 0;
}

.cart-footer {
    padding: 2rem;
    border-top: 1px solid var(--border);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.cart-total-label {
    font-family: 'Libre Baskerville', Georgia, serif;
}

.cart-total-amount {
    font-weight: 500;
}

.checkout-button {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
    cursor: pointer;
    transition: background 0.3s, color 0.3s;
}

.checkout-button:hover {
    background: var(--white);
    color: var(--black);
}

.checkout-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Footer */
.footer {
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 1rem;
}

.footer-link:first-child {
    text-align: center;
    justify-self: center;
}

.footer-link:last-child {
    text-align: center;
    justify-self: center;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--black);
    text-decoration: none;
    letter-spacing: 0.05em;
}

.footer-link:hover {
    text-decoration: underline;
}

.footer-separator {
    font-size: 0.875rem;
    color: var(--grey);
}

.copyright {
    font-size: 0.75rem;
    color: var(--grey);
}

/* Responsive */
@media (max-width: 600px) {
    .products {
        padding: 4rem 1rem;
    }

    .products-grid {
        gap: 2rem;
    }

    .product-info {
        padding: 1.5rem;
    }
}