/**
 * Stelios Evangelides Ltd - Main Stylesheet
 * Professional cleaning products supplier - Cyprus
 */

/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    /* Brand Colors */
    --primary-blue: #005BAC;
    --primary-blue-dark: #004a8c;
    --primary-blue-light: #0070d4;
    --accent-gold: #FFC20E;
    --accent-gold-dark: #e6ad00;

    /* Neutrals */
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --medium-gray: #E0E0E0;
    --dark-gray: #333333;
    --text-gray: #666666;

    /* Typography */
    --font-primary: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Layout */
    --container-max: 1200px;
    --header-height: 70px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--dark-gray);
    background-color: var(--white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-blue-dark);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* ============================================
   Layout & Container
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    flex: 1;
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
    background-color: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    border-bottom: 1px solid var(--medium-gray);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.logo img {
    height: 56px;
    width: auto;
}

@media (min-width: 1200px) {
    .logo img {
        height: 70px;
    }
}

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: nowrap;
    min-width: 0;
}

.nav-links {
    display: none;
    gap: var(--spacing-md);
}

@media (min-width: 900px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--primary-blue);
    background-color: rgba(0, 91, 172, 0.06);
}

.nav-links a.active {
    color: var(--primary-blue);
    background-color: rgba(0, 91, 172, 0.08);
    font-weight: 600;
}


/* Language Switcher */
.lang-switch {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--dark-gray);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--light-gray);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.lang-switch:hover {
    background-color: var(--medium-gray);
    color: var(--dark-gray);
}

.lang-switch img {
    width: 20px;
    height: 14px;
    object-fit: cover;
    border-radius: 2px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
}

@media (min-width: 900px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--dark-gray);
    transition: transform var(--transition-fast);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    z-index: 999;
    background-color: var(--primary-blue);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.mobile-nav.active {
    display: block;
}

@media (min-width: 900px) {
    .mobile-nav {
        display: none !important;
    }
}

.mobile-nav a {
    display: block;
    color: var(--white);
    padding: var(--spacing-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav a:last-child {
    border-bottom: none;
}

/* Header Spacer */
.header-spacer {
    height: var(--header-height);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    background-image:
        linear-gradient(135deg, rgba(0, 45, 90, 0.72) 0%, rgba(0, 30, 60, 0.78) 100%),
        url('/assets/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-color: var(--primary-blue-dark);
    color: var(--white);
    padding: 6rem 0 5rem;
    text-align: center;
}

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

.hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .hero h1 {
        font-size: 3.25rem;
    }
}

.hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: var(--dark-gray);
}

.btn-primary:hover {
    background-color: var(--accent-gold-dark);
    color: var(--dark-gray);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    color: var(--primary-blue);
}

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

.btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-blue {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-blue:hover {
    background-color: var(--primary-blue-dark);
    color: var(--white);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-gray {
    background-color: var(--light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.section-title p {
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   About Section
   ============================================ */
.about-content {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.about-content p {
    font-size: 1.125rem;
    color: var(--text-gray);
    line-height: 1.8;
}

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

@media (min-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    min-width: 0;
}

.stat-number {
    word-break: break-word;
}

.stat-label {
    word-wrap: break-word;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
    .stat-item {
        padding: var(--spacing-lg);
    }
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
}

@media (min-width: 576px) {
    .stat-number {
        font-size: 2.25rem;
    }
}

@media (min-width: 1024px) {
    .stat-number {
        font-size: 2.5rem;
    }
}

.stat-label {
    color: var(--text-gray);
    font-size: 0.9375rem;
}

/* ============================================
   About Us Page
   ============================================ */
.about-page-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.about-block h2 {
    font-family: var(--font-heading);
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.about-block p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.about-values-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: var(--spacing-md);
}

.about-values-list li {
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-gray);
    line-height: 1.6;
}

.about-values-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: 700;
}

@media (max-width: 576px) {
    .about-values-list {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Categories Section
   ============================================ */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .categories-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.category-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    min-width: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.category-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-gray);
    border-radius: 50%;
    font-size: 2rem;
}

.category-card h3 {
    font-size: 0.9375rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
    line-height: 1.3;
}

@media (min-width: 1024px) {
    .category-card h3 {
        font-size: 1rem;
    }
}

.category-card span {
    font-size: 0.875rem;
    color: var(--text-gray);
}

/* ============================================
   Industries Section
   ============================================ */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

@media (min-width: 576px) {
    .industries-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.industry-item {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 500;
    font-size: 0.9375rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.industry-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.industry-icon {
    font-size: 2rem;
    line-height: 1;
}

/* ============================================
   Why Choose Us Section
   ============================================ */
.why-us-list {
    max-width: 700px;
    margin: 0 auto;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: 0;
}

.why-us-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 1.0625rem;
    line-height: 1.5;
}

.why-us-check {
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.05rem;
    background: rgba(0, 91, 172, 0.08);
    border-radius: 50%;
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Products Page
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.page-header p {
    opacity: 0.9;
}

/* Filters */
.filters-section {
    background-color: var(--white);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--medium-gray);
    position: sticky;
    top: var(--header-height);
    z-index: 100;
}

.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.search-box::before {
    content: '🔍';
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
}

.filter-select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-md);
    background-color: var(--white);
    font-size: 1rem;
    min-width: 180px;
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.results-info {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-gray);
}

.clear-filters {
    color: var(--primary-blue);
    font-weight: 500;
}

.clear-filters:hover {
    text-decoration: underline;
}

/* Products Grid */
.products-section {
    padding: var(--spacing-xl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--spacing-md);
}

@media (min-width: 576px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Product Card */
.product-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--medium-gray);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    width: 100%;
    aspect-ratio: 1;
    background-color: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-sm);
}

.product-info {
    padding: var(--spacing-md);
}

.product-code {
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
}

.product-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-details {
    font-size: 0.8125rem;
    color: var(--text-gray);
}

.product-details span {
    display: block;
    margin-bottom: 2px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination a {
    background-color: var(--white);
    border: 1px solid var(--medium-gray);
    color: var(--dark-gray);
}

.pagination a:hover {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

.pagination .active {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

.pagination .disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-gray);
}

.no-results p {
    font-size: 1.125rem;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-section {
    padding: var(--spacing-2xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

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

/* Contact Form */
.contact-form-container {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-container h2 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--dark-gray);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Contact Info */
.contact-info {
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.contact-info h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
}

.contact-details h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    opacity: 0.9;
}

.contact-details a,
.contact-details p {
    color: var(--white);
    opacity: 0.85;
}

.contact-details a:hover {
    opacity: 1;
    color: var(--accent-gold);
}

/* Business Hours */
.business-hours {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.business-hours h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.business-hours p {
    opacity: 0.85;
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   Legal Pages
   ============================================ */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.legal-content h1 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.legal-content h2 {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.legal-content p {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: auto;
}

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

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

.footer-about .logo {
    margin-bottom: var(--spacing-md);
}

.footer-about .logo img {
    height: 80px;
    width: auto;
    background-color: var(--white);
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
}

.footer-catalogue {
    margin-top: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-catalogue::before {
    content: '\2B07';
    font-size: 1rem;
}

.footer-about p {
    color: #b0b0b0;
    line-height: 1.8;
}

.footer h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent-gold);
}

.footer-links a {
    display: block;
    color: #b0b0b0;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: #b0b0b0;
    margin-bottom: var(--spacing-sm);
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.footer-contact a {
    color: #b0b0b0;
}

.footer-contact a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid #444;
    text-align: center;
    color: #888;
    font-size: 0.875rem;
}

/* ============================================
   Utilities
   ============================================ */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden {
    display: none !important;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-blue-dark);
    color: var(--white);
    transform: translateY(-3px);
}

/* Loading Spinner */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--medium-gray);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Lazy Load Images */
.lazy-image {
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.lazy-image.loaded {
    opacity: 1;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .header,
    .footer,
    .back-to-top,
    .filters-section {
        display: none;
    }

    .main-content {
        padding-top: 0;
    }

    .product-card {
        break-inside: avoid;
    }
}