/* ============================================================
   NAPOLY ECOMMERCE PREMIUM - CSS PROFESIONAL NIVEL TIENDA
   ============================================================ */

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

:root {
    /* COLORES PREMIUM */
    --primary-900: oklch(24% 0.08 245);
    --primary-700: oklch(35% 0.12 245);
    --primary-500: oklch(48% 0.15 245);
    --accent-700: oklch(40% 0.18 245);
    --accent-600: oklch(48% 0.20 245);
    --accent-500: oklch(55% 0.22 245);
    --accent-400: oklch(65% 0.20 245);
    --success: oklch(60% 0.15 142);
    --warning: oklch(70% 0.18 60);
    --error: oklch(50% 0.20 20);
    --surface-light: oklch(98% 0.01 250);
    --surface-dark: oklch(96% 0.02 200);
    --text-primary: oklch(15% 0.05 240);
    --text-secondary: oklch(45% 0.08 240);
    --text-tertiary: oklch(60% 0.08 240);
    --border-light: oklch(92% 0.02 250);

    /* TIPOGRAFÍA */
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    /* ESPACIADO */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 40px;
    --spacing-2xl: 60px;
    --spacing-3xl: 100px;

    /* SOMBRAS */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 40px 80px rgba(0, 0, 0, 0.18);

    /* TRANSICIONES */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--surface-light);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container-fluid {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ============================================================
   SKIP LINK - ACCESIBILIDAD
   ============================================================ */

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-600);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
}

/* ============================================================
   HEADER TOP - TRUST SIGNALS
   ============================================================ */

.header-top {
    background: var(--primary-900);
    color: white;
    padding: var(--spacing-sm) 0;
    font-size: 13px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.header-left, .header-right {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.separator {
    color: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    .header-right {
        display: none;
    }
}

/* ============================================================
   NAVBAR - TIENDA
   ============================================================ */

.navbar {
    position: sticky;
    top: 0;
    background: white;
    border-bottom: 1px solid var(--border-light);
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-lg);
}

.logo-wrapper {
    flex-shrink: 0;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-lg);
}

.logo-image {
    max-height: 70px;
    width: auto;
    object-fit: contain;
    transition: all var(--transition-fast);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.08));
}

.logo-image:hover {
    filter: drop-shadow(0 4px 12px rgba(198, 124, 78, 0.3));
    transform: scale(1.08);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    white-space: nowrap;
    transition: color var(--transition-fast);
}

.logo-text:hover {
    color: var(--accent-600);
}

/* HAMBURGER MENU */
.hamburger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger-menu span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
    display: block;
}

/* SEARCH BAR */
.nav-search {
    flex: 1;
    max-width: 400px;
    display: flex;
    gap: var(--spacing-sm);
    display: flex;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-600);
    box-shadow: 0 0 0 3px rgba(198, 124, 78, 0.1);
}

.search-btn {
    padding: 12px 20px;
    background: var(--accent-600);
    border: none;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    font-size: 16px;
    transition: all var(--transition-fast);
}

.search-btn:hover {
    background: var(--accent-500);
    transform: translateY(-2px);
}

/* NAV ACTIONS */
.nav-actions {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-favorites, .nav-cart {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-favorites:hover, .nav-cart:hover {
    color: var(--accent-600);
}

.count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--error);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 50%;
    font-weight: 700;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--success);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 50%;
    font-weight: 700;
}

/* CATEGORY TABS */
.nav-categories {
    display: flex;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    overflow-x: auto;
    scroll-behavior: smooth;
}

.nav-categories::-webkit-scrollbar {
    height: 4px;
}

.nav-categories::-webkit-scrollbar-track {
    background: transparent;
}

.nav-categories::-webkit-scrollbar-thumb {
    background: var(--accent-600);
    border-radius: 2px;
}

.cat-btn {
    padding: 8px 16px;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.cat-btn:hover {
    color: var(--accent-600);
    border-color: var(--accent-600);
}

.cat-btn.active {
    background: var(--accent-600);
    color: white;
    border-color: var(--accent-600);
}

/* ============================================================
   HERO PROMO
   ============================================================ */

.hero-promo {
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--accent-700) 100%);
    color: white;
    padding: var(--spacing-lg) var(--spacing-xl);
    text-align: center;
}

.promo-content {
    max-width: 800px;
    margin: 0 auto;
}

.promo-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.hero-promo h2 {
    font-family: var(--font-display);
    font-size: clamp(32px, 6vw, 48px);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.hero-promo p {
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

/* ============================================================
   FILTERS & SORTING
   ============================================================ */

.products-header {
    background: white;
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-light);
}

.filters-section {
    display: flex;
    gap: var(--spacing-xl);
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-group label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group input[type="range"] {
    width: 200px;
    height: 6px;
    border-radius: 3px;
    background: var(--border-light);
    outline: none;
    -webkit-appearance: none;
}

.filter-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-600);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(198, 124, 78, 0.3);
}

.filter-group select {
    padding: 10px 14px;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: white;
}

.filter-group select:hover {
    border-color: var(--accent-600);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--accent-600);
    box-shadow: 0 0 0 3px rgba(198, 124, 78, 0.1);
}

#priceDisplay {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-600);
}

/* ============================================================
   PRODUCTS GRID
   ============================================================ */

.products-grid-section {
    padding: var(--spacing-2xl) 0;
    min-height: 60vh;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    animation: fadeIn 0.5s ease-out;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* PRODUCT CARD */
.product-card {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    border-color: var(--accent-600);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.product-image {
    width: 100%;
    height: 280px;
    background: var(--surface-dark);
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.product-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--accent-600);
    color: white;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.product-info {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-category {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-name {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 13px;
}

.stars {
    color: var(--warning);
}

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

.product-description {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    flex-grow: 1;
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.price-current {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-600);
}

.price-original {
    font-size: 14px;
    color: var(--text-tertiary);
    text-decoration: line-through;
}

.price-discount {
    background: var(--error);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
}

.product-footer {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.btn-add-cart {
    flex: 1;
    padding: 12px;
    background: var(--accent-600);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-add-cart:hover {
    background: var(--accent-500);
    transform: translateY(-2px);
}

.btn-favorite {
    padding: 12px 16px;
    background: var(--surface-dark);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    transition: all var(--transition-fast);
}

.btn-favorite:hover {
    background: var(--accent-600);
    color: white;
}

/* ============================================================
   PRODUCT MODAL
   ============================================================ */

.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: 20px;
    max-width: 900px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 40px;
    height: 40px;
    background: var(--surface-dark);
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    background: var(--accent-600);
    color: white;
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl);
}

.modal-image {
    width: 100%;
    height: 400px;
    background: var(--surface-dark);
    border-radius: 12px;
    overflow: hidden;
}

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

.modal-details h3 {
    font-family: var(--font-display);
    font-size: 32px;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.modal-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.meta-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-tertiary);
    text-transform: uppercase;
}

.meta-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-description {
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.modal-features {
    margin-bottom: var(--spacing-xl);
}

.modal-features h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.modal-features ul {
    list-style: none;
}

.modal-features li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.modal-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

.modal-quantity {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    align-items: center;
}

.quantity-input {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    background: var(--surface-dark);
    border: none;
    cursor: pointer;
    font-weight: 600;
}

.quantity-btn:hover {
    background: var(--accent-600);
    color: white;
}

.quantity-value {
    width: 60px;
    text-align: center;
    padding: 0 var(--spacing-sm);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
}

.modal-actions .btn {
    flex: 1;
}

@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   CART SIDEBAR
   ============================================================ */

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

.cart-sidebar {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100vh;
    background: white;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.15);
    transition: right var(--transition-base);
}

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

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

.cart-header h3 {
    font-family: var(--font-display);
    font-size: 24px;
    margin: 0;
    color: var(--text-primary);
}

.cart-close {
    width: 40px;
    height: 40px;
    background: var(--surface-dark);
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart-close:hover {
    background: var(--accent-600);
    color: white;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.cart-items::-webkit-scrollbar {
    width: 6px;
}

.cart-items::-webkit-scrollbar-track {
    background: var(--surface-dark);
    border-radius: 3px;
}

.cart-items::-webkit-scrollbar-thumb {
    background: var(--accent-600);
    border-radius: 3px;
}

.empty-message {
    text-align: center;
    color: var(--text-tertiary);
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.cart-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--surface-dark);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    align-items: flex-start;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 8px;
    flex-shrink: 0;
    overflow: hidden;
}

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

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

.cart-item-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.cart-item-price {
    font-size: 14px;
    color: var(--accent-600);
    font-weight: 600;
}

.cart-item-quantity {
    display: flex;
    gap: 4px;
    margin-top: var(--spacing-sm);
    font-size: 13px;
}

.cart-item-remove {
    background: var(--error);
    color: white;
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    flex-shrink: 0;
}

.cart-summary {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    background: var(--surface-dark);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
}

.summary-row.total {
    border-top: 1px solid var(--border-light);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.btn-block {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
    padding: 14px 32px;
    border: none;
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: var(--accent-600);
    color: white;
    box-shadow: 0 4px 12px rgba(198, 124, 78, 0.2);
}

.btn-primary:hover {
    background: var(--accent-500);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(198, 124, 78, 0.3);
}

.btn-outline {
    border: 2px solid var(--text-primary);
    color: var(--text-primary);
    background: transparent;
}

.btn-outline:hover {
    background: rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

/* ============================================================
   MATERIALS SECTION - PREMIUM
   ============================================================ */

.materials-section {
    padding: var(--spacing-3xl) 0;
    background: white;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.materials-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.material-card {
    padding: 12px;
    background: var(--surface-dark);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
    min-height: 160px;
    display: flex;
    flex-direction: column;
}

.material-card:nth-child(1) { animation-delay: 0.1s; }
.material-card:nth-child(2) { animation-delay: 0.2s; }
.material-card:nth-child(3) { animation-delay: 0.3s; }
.material-card:nth-child(4) { animation-delay: 0.4s; }

.material-card:hover {
    border-color: var(--accent-600);
    box-shadow: 0 12px 30px rgba(198, 124, 78, 0.1);
    transform: translateY(-4px);
}

.material-icon {
    font-size: 28px;
    margin-bottom: 4px;
    display: block;
}

.material-card h3 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.material-card p {
    font-size: 11px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.material-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.material-features span {
    font-size: 11px;
    padding: 6px 12px;
    background: linear-gradient(135deg, rgba(198, 124, 78, 0.1), rgba(198, 124, 78, 0.05));
    color: var(--accent-600);
    border-radius: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.materials-image {
    position: relative;
    width: 100%;
    height: 500px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: fadeInRight 0.8s ease-out 0.2s forwards;
}

.materials-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.materials-image:hover img {
    transform: scale(1.05);
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    color: white;
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

.image-caption p {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px;
}

.image-caption span {
    font-size: 13px;
    opacity: 0.9;
    display: block;
}

.materials-commitment {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(198, 124, 78, 0.05) 0%, rgba(198, 124, 78, 0.02) 100%);
    border: 1px solid rgba(198, 124, 78, 0.1);
    padding: var(--spacing-2xl);
    border-radius: 16px;
    margin-top: var(--spacing-2xl);
}

.materials-commitment h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.materials-commitment p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
}

.commitment-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

.point {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: white;
    border-radius: 10px;
    border: 1px solid var(--border-light);
}

.point-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-600);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.point {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

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

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

@media (max-width: 768px) {
    .materials-grid {
        grid-template-columns: 1fr;
    }

    .commitment-points {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   ABOUT US SECTION - ESTRATÉGICO
   ============================================================ */

.about-section {
    padding: var(--spacing-3xl) 0;
    background: white;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.about-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.about-header {
    margin-bottom: var(--spacing-2xl);
}

.about-header h2 {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 48px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.5px;
}

.about-subtitle {
    font-size: 18px;
    color: var(--accent-600);
    font-weight: 600;
}

.about-text {
    margin-bottom: var(--spacing-2xl);
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.about-card {
    padding: var(--spacing-xl);
    background: var(--surface-dark);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.about-card:hover {
    border-color: var(--accent-600);
    box-shadow: 0 12px 30px rgba(198, 124, 78, 0.1);
    transform: translateY(-4px);
}

.about-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.about-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.about-features {
    background: linear-gradient(135deg, rgba(198, 124, 78, 0.05) 0%, rgba(198, 124, 78, 0.02) 100%);
    padding: var(--spacing-2xl);
    border-radius: 16px;
    border: 1px solid rgba(198, 124, 78, 0.1);
    margin-bottom: var(--spacing-2xl);
}

.about-features h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.feature-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-600);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.feature-item span:last-child {
    font-weight: 600;
    color: var(--text-primary);
}

.about-cta {
    text-align: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--accent-700) 100%);
    color: white;
    border-radius: 16px;
    margin-top: var(--spacing-2xl);
}

.about-cta h3 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.about-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

/* ABOUT STATS */
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    order: -1;
}

.stat-box {
    background: white;
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-box:hover {
    border-color: var(--accent-600);
    box-shadow: 0 12px 30px rgba(198, 124, 78, 0.1);
    transform: translateY(-4px);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 700;
    color: var(--accent-600);
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.stat-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================================
   SOLICITUD DE VISITA TÉCNICA - PREMIUM
   ============================================================ */

.tech-visit-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 100%);
    color: white;
}

.visit-container {
    max-width: 700px;
    margin: 0 auto;
}

.visit-content {
    text-align: center;
}

.visit-content h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.5px;
}

.visit-subtitle {
    font-size: 16px;
    opacity: 0.95;
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.visit-form {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 14px;
    border: 1.5px solid var(--border-light);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-600);
    box-shadow: 0 0 0 3px rgba(72, 135, 221, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group textarea {
    resize: vertical;
    font-family: var(--font-body);
}

.btn-visit-submit {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--accent-600) 0%, var(--accent-700) 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.btn-visit-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(72, 135, 221, 0.3);
}

.btn-visit-submit:active {
    transform: translateY(0);
}

.btn-visit-submit i {
    font-size: 18px;
}

.form-note {
    font-size: 12px;
    color: var(--text-tertiary);
    margin: 0;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .visit-form {
        padding: var(--spacing-lg);
    }
}

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

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

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

@media (max-width: 768px) {
    .about-section {
        padding: var(--spacing-2xl) 0;
    }

    .about-header h2 {
        font-size: clamp(28px, 5vw, 36px);
    }

    .about-text h3 {
        font-size: 22px;
    }

    .stat-number {
        font-size: 32px;
    }
}

/* ============================================================
   TRUST SECTION
   ============================================================ */

.trust-section {
    padding: var(--spacing-2xl) 0;
    background: white;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.trust-section h2 {
    font-family: var(--font-display);
    font-size: clamp(32px, 6vw, 42px);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.trust-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.trust-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
    display: block;
}

.trust-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.trust-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================================
   REVIEWS SECTION
   ============================================================ */

.reviews-section {
    padding: var(--spacing-2xl) 0;
    background: var(--surface-dark);
}

.reviews-section h2 {
    font-family: var(--font-display);
    font-size: clamp(32px, 6vw, 42px);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.review-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
}

.review-author {
    font-weight: 600;
    color: var(--text-primary);
}

.review-stars {
    color: var(--warning);
    font-size: 14px;
}

.review-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.review-date {
    font-size: 12px;
    color: var(--text-tertiary);
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
    background: var(--primary-900);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.footer-section p,
.footer-section li {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.9;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: white;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.footer-section a:hover {
    opacity: 0.7;
}

.certifications {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.cert {
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    opacity: 0.8;
}

/* ============================================================
   FLOATING CHAT
   ============================================================ */

.floating-chat {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 900;
}

.chat-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent-600);
    color: white;
    border: none;
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(198, 124, 78, 0.3);
    transition: all var(--transition-fast);
}

.chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(198, 124, 78, 0.4);
}

.chat-tooltip {
    position: absolute;
    bottom: 80px;
    right: 0;
    background: var(--text-primary);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.floating-chat:hover .chat-tooltip {
    opacity: 1;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    pointer-events: none;
}

.toast {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    pointer-events: all;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--error);
}

.toast.info {
    border-left: 4px solid var(--accent-600);
}

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

@media (max-width: 1024px) {
    .nav-search {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .navbar-content {
        gap: var(--spacing-lg);
    }

    .nav-search {
        max-width: 100%;
        order: 3;
        flex-basis: 100%;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: var(--spacing-lg);
    }

    .filters-section {
        gap: var(--spacing-md);
        font-size: 13px;
    }

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

    .modal-body {
        grid-template-columns: 1fr;
    }

    .floating-chat {
        bottom: 20px;
        right: 20px;
    }

    .toast-container {
        bottom: 20px;
        right: 20px;
    }

    .toast {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px;
    }

    .logo-subtitle {
        display: none;
    }

    .nav-actions {
        gap: var(--spacing-md);
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .product-image {
        height: 200px;
    }

    .nav-categories {
        gap: var(--spacing-sm);
    }

    .cat-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* ============================================================
   MOBILE OPTIMIZATION - ENHANCED
   ============================================================ */

@media (max-width: 768px) {
    /* NAVBAR */
    .navbar-content {
        padding: 8px 0 !important;
        gap: 8px !important;
    }

    .logo-wrapper {
        height: 48px;
        min-width: 100px;
    }

    .logo-image {
        max-height: 48px;
    }

    .logo-text {
        font-size: 10px;
    }

    /* SEARCH - HIDE IN MOBILE */
    .nav-search {
        display: none !important;
        visibility: hidden !important;
        width: 0 !important;
        flex: 0 !important;
    }

    /* HAMBURGER - SHOW IN MOBILE */
    .hamburger-menu {
        display: flex !important;
        visibility: visible !important;
    }

    /* HIDE CATEGORY BUTTONS IN NAVBAR FOR MOBILE */
    .nav-categories {
        display: none !important;
    }

    .search-input {
        font-size: 13px;
        padding: 10px 12px;
    }

    /* HEADER TOP */
    .header-top-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        font-size: 11px;
    }

    .header-left, .header-right {
        gap: var(--spacing-sm);
        justify-content: center;
    }

    /* HERO */
    .hero-promo h2 {
        font-size: 24px;
    }

    .hero-promo p {
        font-size: 14px;
    }

    /* FILTERS */
    .filters-section {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .filter-group {
        width: 100%;
    }

    /* FORMS */
    .visit-form {
        padding: var(--spacing-lg);
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .btn-visit-submit {
        padding: 12px 16px;
        font-size: 14px;
    }

    /* BUTTONS */
    .btn {
        padding: 12px 18px;
        font-size: 14px;
    }

    /* TOUCH TARGETS */
    button, a {
        min-height: 44px;
        min-width: 44px;
    }

    /* MATERIAL SECTION */
    .materials-container {
        flex-direction: column;
    }

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

    .materials-image {
        min-height: 300px;
    }

    /* ABOUT SECTION */
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-box {
        padding: var(--spacing-md);
    }

    .stat-number {
        font-size: 24px;
    }

    /* TEXT SIZING */
    h2 {
        font-size: 24px;
    }

    h3 {
        font-size: 18px;
    }

    body {
        font-size: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}