/**
 * LE LINGOTEUR - FICHE PRODUIT ULTRA PREMIUM AAA+
 * CSS E-Commerce Luxury | Mobile-First | Animations Premium
 */

:root {
    --gold-primary: #D4AF37;
    --gold-light: #FFD700;
    --gold-dark: #B8941F;
    --bg-dark: #0A0A0A;
    --bg-card: rgba(30, 30, 30, 0.95);
    --text-primary: #E5E5E5;
    --text-secondary: #C0C0C0;
    --text-muted: #888;
    --border-gold: rgba(212, 175, 55, 0.3);
    --shadow-gold: 0 8px 32px rgba(212, 175, 55, 0.15);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background: linear-gradient(135deg, #0A0A0A 0%, #1a1a1a 50%, #0f0f0f 100%);
    color: var(--text-primary);
    font-family: 'Montserrat', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 90px;
}

@media (max-width: 900px) {
    body {
        padding-top: 70px;
    }
}

/* ============================================
   BREADCRUMB PREMIUM
   ============================================ */
.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    flex-wrap: wrap;
    animation: slideDown 0.6s ease-out;
}

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

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
}

.breadcrumb a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-primary);
    transition: width 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--gold-light);
}

.breadcrumb a:hover::after {
    width: 100%;
}

.breadcrumb-separator {
    color: var(--border-gold);
    font-size: 0.75rem;
}

.breadcrumb span {
    color: var(--text-primary);
}

/* ============================================
   FLOATING ACTIONS (MOBILE)
   ============================================ */
.floating-actions {
    position: fixed;
    right: 1rem;
    bottom: 5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 100;
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    border: none;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
    transition: var(--transition-smooth);
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(212, 175, 55, 0.6);
}

@media (min-width: 768px) {
    .floating-actions {
        display: none;
    }
}

/* ============================================
   PRODUCT CONTAINER
   ============================================ */
.product-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem 4rem;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .breadcrumb-container {
        padding: 2rem 2rem;
    }

    .product-page {
        padding: 0 2rem 4rem;
    }

    .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.gallery-section {
    position: relative;
    animation: fadeIn 0.8s ease-out;
}

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

.main-image-container {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: var(--shadow-gold);
    margin-bottom: 1rem;
    cursor: zoom-in;
}

.main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Zoom Icon */
.zoom-icon {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    opacity: 0;
    transition: var(--transition-smooth);
    pointer-events: none;
}

.main-image-container:hover .zoom-icon {
    opacity: 1;
}

/* Badges Premium */
.badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    animation: pulse 2s infinite;
    z-index: 10;
}

.badge-bestseller {
    background: linear-gradient(135deg, #FFD700, #FFC107);
    color: #000;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
}

.badge-new {
    background: linear-gradient(135deg, #00E676, #00C853);
    color: #000;
    box-shadow: 0 4px 20px rgba(0, 230, 118, 0.4);
}

.badge-exclusive {
    background: linear-gradient(135deg, #E040FB, #D500F9);
    color: #FFF;
    box-shadow: 0 4px 20px rgba(224, 64, 251, 0.4);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
    }
    50% {
        box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6);
    }
}

/* Thumbnails */
.thumbnails-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 0.75rem;
}

.thumbnail {
    aspect-ratio: 1 / 1;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-smooth);
    position: relative;
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.thumbnail:hover {
    border-color: var(--gold-primary);
    transform: translateY(-2px);
}

.thumbnail.active {
    border-color: var(--gold-light);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.thumbnail.active::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(212, 175, 55, 0.2);
}

@media (min-width: 768px) {
    .main-image-container {
        aspect-ratio: 4 / 5;
    }

    .thumbnails-container {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 1rem;
    }
}

/* ============================================
   PRODUCT INFO SECTION
   ============================================ */
.info-section {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.collection-tag {
    display: inline-block;
    color: var(--gold-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.collection-tag:hover {
    color: var(--gold-light);
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

.product-title {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
    font-family: 'Cormorant Garamond', serif;
}

.product-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

/* Prix Premium */
.price-block {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(0, 0, 0, 0.6));
    border: 2px solid var(--border-gold);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    position: relative;
    overflow: hidden;
}

.price-block::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(212, 175, 55, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.price-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.price {
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 700;
    color: var(--gold-light);
    font-family: 'Cormorant Garamond', serif;
    position: relative;
    z-index: 1;
}

.price-old {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-top: 0.5rem;
    position: relative;
    z-index: 1;
}

.price-discount {
    display: inline-block;
    background: #FF4444;
    color: #FFF;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-left: 1rem;
    position: relative;
    z-index: 1;
}

/* Description */
.product-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin: 2rem 0;
}

/* ============================================
   CARACTÉRISTIQUES
   ============================================ */
.characteristics {
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
    backdrop-filter: blur(10px);
}

.characteristics-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gold-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.characteristic-grid {
    display: grid;
    gap: 1rem;
}

.characteristic-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.characteristic-item:hover {
    background: rgba(212, 175, 55, 0.05);
    transform: translateX(5px);
}

.characteristic-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.characteristic-content {
    flex: 1;
}

.characteristic-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.characteristic-value {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

@media (min-width: 1024px) {
    .characteristic-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   PERSONNALISATION
   ============================================ */
.personalization-section {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(0, 0, 0, 0.6));
    border: 2px solid var(--border-gold);
    border-radius: 16px;
    padding: 2rem;
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.personalization-title {
    font-size: 1.125rem;
    color: var(--gold-light);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.personalization-instructions {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.personalization-textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--border-gold);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    min-height: 120px;
    transition: var(--transition-smooth);
}

.personalization-textarea:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    background: rgba(0, 0, 0, 0.8);
}

.personalization-textarea::placeholder {
    color: var(--text-muted);
}

.char-counter {
    text-align: right;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* ============================================
   ACTIONS (QUANTITÉ + CTA)
   ============================================ */
.actions-section {
    margin: 2rem 0;
    position: sticky;
    bottom: 0;
    background: var(--bg-dark);
    padding: 1rem 0;
    z-index: 50;
    border-top: 1px solid var(--border-gold);
}

@media (min-width: 768px) {
    .actions-section {
        position: static;
        background: transparent;
        border-top: none;
        padding: 0;
    }
}

.quantity-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.qty-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--bg-card);
    border: 2px solid var(--border-gold);
    color: var(--gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.qty-btn:hover {
    background: var(--gold-primary);
    border-color: var(--gold-light);
    color: #000;
    transform: scale(1.1);
}

.quantity-input {
    width: 80px;
    padding: 0.75rem;
    background: var(--bg-card);
    border: 2px solid var(--border-gold);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: center;
    transition: var(--transition-smooth);
}

.quantity-input:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

@media (min-width: 768px) {
    .quantity-selector {
        justify-content: flex-start;
    }
}

/* CTA ULTRA PREMIUM */
.cta-button {
    width: 100%;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    border: none;
    border-radius: 50px;
    color: #000;
    font-size: 1.125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(212, 175, 55, 0.6);
}

.cta-button:active {
    transform: translateY(-1px);
}

.cta-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.stock-info {
    text-align: center;
    font-size: 0.875rem;
    margin-top: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.stock-info.success {
    color: #00FF7F;
}

.stock-info.error {
    color: #FF4444;
}

@media (min-width: 768px) {
    .cta-button {
        width: auto;
        padding: 1.5rem 3rem;
    }

    .stock-info {
        justify-content: flex-start;
    }
}

/* ============================================
   TRUST BADGES
   ============================================ */
.trust-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid var(--border-gold);
    border-radius: 12px;
    gap: 0.5rem;
    transition: var(--transition-smooth);
}

.trust-badge:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-5px);
}

.trust-icon {
    color: var(--gold-primary);
}

.trust-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

@media (min-width: 768px) {
    .trust-badges {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   VIDÉOS SECTION
   ============================================ */
.videos-section {
    margin: 3rem 0;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--gold-light);
    text-align: center;
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
    font-family: 'Cormorant Garamond', serif;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.videos-grid {
    display: grid;
    gap: 1.5rem;
}

.video-container {
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
    border-radius: 16px;
    padding: 1rem;
    overflow: hidden;
}

.video-player {
    width: 100%;
    border-radius: 12px;
    outline: none;
}

@media (min-width: 768px) {
    .videos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   PRODUITS SIMILAIRES
   ============================================ */
.similar-products {
    margin: 4rem 0 2rem;
}

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

.similar-product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    transition: var(--transition-smooth);
    display: block;
}

.similar-product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
    border-color: var(--gold-primary);
}

.similar-product-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.similar-product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.similar-product-card:hover .similar-product-image {
    transform: scale(1.1);
}

.similar-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: linear-gradient(135deg, #FFD700, #FFC107);
    color: #000;
    padding: 0.25rem 0.5rem;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 700;
}

.similar-product-info {
    padding: 1rem;
}

.similar-product-collection {
    font-size: 0.75rem;
    color: var(--gold-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.similar-product-name {
    font-size: 0.9375rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.similar-product-price {
    font-size: 1.125rem;
    color: var(--gold-primary);
    font-weight: 700;
    font-family: 'Cormorant Garamond', serif;
}

@media (min-width: 768px) {
    .similar-products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }
}

/* ============================================
   LIGHTBOX GALERIE
   ============================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1rem;
}

.lightbox.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 50px;
    height: 50px;
    background: rgba(212, 175, 55, 0.2);
    border: 2px solid var(--gold-primary);
    border-radius: 50%;
    color: var(--gold-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    z-index: 10;
}

.lightbox-close:hover {
    background: var(--gold-primary);
    color: #000;
    transform: rotate(90deg);
}

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 12px;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 1rem;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    width: 50px;
    height: 50px;
    background: rgba(212, 175, 55, 0.2);
    border: 2px solid var(--gold-primary);
    border-radius: 50%;
    color: var(--gold-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    pointer-events: all;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--gold-primary);
    color: #000;
}

.lightbox-counter {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* ============================================
   MODAL PARTAGE
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    padding: 1rem;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--bg-card);
    border: 2px solid var(--border-gold);
    border-radius: 20px;
    padding: 2rem;
    max-width: 500px;
    width: 100%;
    position: relative;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    font-size: 1.5rem;
    color: var(--gold-light);
    font-family: 'Cormorant Garamond', serif;
}

.modal-close {
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.modal-close:hover {
    color: var(--gold-light);
    transform: rotate(90deg);
}

.share-buttons {
    display: grid;
    gap: 1rem;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.share-facebook {
    background: #1877F2;
    color: #FFF;
}

.share-facebook:hover {
    background: #0c63d4;
    transform: translateY(-3px);
}

.share-whatsapp {
    background: #25D366;
    color: #FFF;
}

.share-whatsapp:hover {
    background: #1da851;
    transform: translateY(-3px);
}

.share-copy {
    background: var(--bg-dark);
    color: var(--text-primary);
    border: 2px solid var(--border-gold);
}

.share-copy:hover {
    background: var(--gold-primary);
    color: #000;
    border-color: var(--gold-light);
    transform: translateY(-3px);
}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */
.toast {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 2px solid var(--border-gold);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 10000;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    transition: bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.active {
    bottom: 2rem;
}

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.toast.success .toast-icon {
    background: #00C853;
    color: #FFF;
}

.toast.error .toast-icon {
    background: #FF4444;
    color: #FFF;
}

.toast-message {
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   ANIMATIONS UTILITAIRES
   ============================================ */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.spin {
    animation: spin 1s linear infinite;
}