/* Summer of Love - Luxe Premium Editie */

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

:root {
    --noir: #000000;
    --blanc: #ffffff;
    --gris-clair: #f8f8f8;
    --gris-moyen: #666666;
    --gris-fonce: #333333;
    --accent-or: #d4af37;
    --accent-bleu: #2ea3f2;
    --border-subtil: #e8e8e8;
}

body {
    font-family: "Open Sans", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.7em;
    color: var(--gris-moyen);
    background: var(--blanc);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Header - Sticky & Luxe */
.header {
    background: var(--blanc);
    color: var(--noir);
    padding: 25px 0;
    border-bottom: 1px solid var(--border-subtil);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
    transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled {
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

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

.logo {
    font-size: 24px;
    font-weight: 300;
    color: var(--noir);
    letter-spacing: 4px;
    text-transform: uppercase;
    transition: letter-spacing 300ms;
}

.logo:hover {
    letter-spacing: 6px;
}

.nav {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--gris-fonce);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 300ms;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-or);
    transition: width 300ms;
}

.nav-link:hover {
    color: var(--noir);
}

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

.cart-link {
    position: relative;
}

.cart-badge {
    position: absolute;
    top: -8px;
    right: -12px;
    background: var(--accent-or);
    color: var(--blanc);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
}

/* Main */
.main {
    padding: 100px 0;
    min-height: calc(100vh - 100px);
    background: var(--gris-clair);
}

.section-title {
    font-size: 36px;
    font-weight: 300;
    color: var(--noir);
    margin-bottom: 60px;
    text-align: center;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--accent-or);
    margin: 20px auto 0;
}

/* Products Grid - Premium Layout */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.product-card {
    background: var(--blanc);
    overflow: hidden;
    transition: all 400ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px solid var(--border-subtil);
    transition: border-color 400ms;
    pointer-events: none;
    z-index: 1;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.product-card:hover::before {
    border-color: var(--accent-or);
}

.product-image {
    width: 100%;
    height: 420px;
    object-fit: cover;
    background: var(--gris-clair);
    transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-info {
    padding: 30px;
    position: relative;
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--noir);
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.product-description {
    color: var(--gris-moyen);
    font-size: 13px;
    margin-bottom: 20px;
    line-height: 1.8em;
    min-height: 60px;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtil);
}

.product-price {
    font-size: 20px;
    font-weight: 300;
    color: var(--noir);
    letter-spacing: 1px;
}

.product-price::before {
    content: '€ ';
    font-size: 14px;
}

.btn {
    padding: 12px 30px;
    border: 1px solid var(--noir);
    background: var(--noir);
    color: var(--blanc);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-block;
    font-family: "Open Sans", Arial, sans-serif;
}

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

.btn-primary {
    background: var(--noir);
    color: var(--blanc);
    border-color: var(--noir);
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* Cart Sidebar - Luxe */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -450px;
    width: 450px;
    height: 100vh;
    background: var(--blanc);
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.15);
    transition: right 400ms cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    padding: 30px;
    background: var(--noir);
    color: var(--blanc);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h3 {
    font-size: 16px;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.close-btn {
    background: none;
    border: none;
    color: var(--blanc);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: transform 300ms;
}

.close-btn:hover {
    transform: rotate(90deg);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
    background: var(--gris-clair);
}

.cart-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--blanc);
    margin-bottom: 15px;
    border: 1px solid var(--border-subtil);
    transition: all 300ms;
}

.cart-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.cart-item-image {
    width: 90px;
    height: 90px;
    object-fit: cover;
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    color: var(--noir);
    margin-bottom: 8px;
    font-size: 13px;
}

.cart-item-price {
    color: var(--gris-moyen);
    font-size: 13px;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
}

.qty-btn {
    background: var(--blanc);
    border: 1px solid var(--border-subtil);
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 300ms;
    color: var(--gris-fonce);
}

.qty-btn:hover {
    background: var(--noir);
    color: var(--blanc);
    border-color: var(--noir);
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--gris-moyen);
    cursor: pointer;
    font-size: 20px;
    transition: color 300ms;
}

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

.cart-footer {
    padding: 30px;
    background: var(--blanc);
    border-top: 1px solid var(--border-subtil);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 300;
    color: var(--noir);
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.cart-total span:last-child {
    font-weight: 600;
}

.cart-empty {
    text-align: center;
    padding: 80px 30px;
    color: var(--gris-moyen);
}

/* Modal - Premium */
.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--blanc);
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.2);
    z-index: 1002;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal.active {
    display: block;
    animation: modalSlideIn 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -45%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.modal-header {
    padding: 30px;
    border-bottom: 1px solid var(--border-subtil);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 300;
    color: var(--noir);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.modal-content form {
    padding: 30px;
}

.modal-footer {
    padding: 30px;
    border-top: 1px solid var(--border-subtil);
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--noir);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-control {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border-subtil);
    font-size: 14px;
    font-family: "Open Sans", Arial, sans-serif;
    transition: all 300ms;
    background: var(--blanc);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-or);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 20px;
}

/* Overlay */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.overlay.active {
    display: block;
    animation: fadeIn 300ms;
}

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

/* Responsive */
@media (max-width: 980px) {
    .container {
        padding: 0 30px;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 30px;
    }

    .main {
        padding: 80px 0;
    }
}

@media (max-width: 767px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    .logo {
        font-size: 20px;
    }

    .nav {
        gap: 25px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cart-sidebar {
        width: 100%;
        right: -100%;
    }

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

    .main {
        padding: 60px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .container {
        padding: 0 20px;
    }
}

/* Loading State */
.loading {
    text-align: center;
    padding: 80px;
    color: var(--gris-moyen);
    font-size: 13px;
    letter-spacing: 1px;
}

/* Messages */
.success-message {
    background: #f0f9f4;
    border-left: 3px solid #28a745;
    color: #155724;
    padding: 20px;
    margin-bottom: 25px;
    animation: slideDown 400ms;
}

.error-message {
    background: #fef5f5;
    border-left: 3px solid #dc3545;
    color: #721c24;
    padding: 20px;
    margin-bottom: 25px;
    animation: slideDown 400ms;
}

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

/* Scroll Enhancement */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--accent-or);
    color: var(--blanc);
}