/* css/style.css */

/* --- Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* --- Custom Properties (Color Palette from Logo) --- */
:root {
    --primary-color: #0F1E3D;       /* Deep Navy Blue from logo */
    --primary-dark: #070E1C;
    --primary-light: #1E3466;
    --secondary-color: #0076FF;     /* Steel Blue */
    --secondary-cyan: #00D0FF;      /* Cyan highlight */
    --gold-color: #C59B27;          /* Brand Gold from logo text */
    --gold-light: #E5B83E;
    --gold-dark: #9A7718;
    
    --bg-dark: #080E1A;             /* Sleek dark backgrounds */
    --bg-light: #F8F9FB;            /* Light gray background */
    --bg-white: #FFFFFF;
    
    --text-dark: #1E293B;           /* Tailwind gray-800 */
    --text-muted: #64748B;          /* Tailwind gray-500 */
    --text-light: #F1F5F9;          /* Tailwind gray-100 */
    
    --border-color: #E2E8F0;        /* Tailwind gray-200 */
    --border-focus: #0076FF;
    
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    --shadow-sm: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 15px -3px rgba(15, 30, 61, 0.1), 0 4px 6px -4px rgba(15, 30, 61, 0.05);
    --shadow-gold: 0 10px 20px -5px rgba(197, 155, 39, 0.2);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

input, textarea, select, button {
    font-family: inherit;
    font-size: 1rem;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

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

/* --- Utilities --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color) 30%, var(--secondary-color) 70%, var(--secondary-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-gold {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- Section Title --- */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
    padding-bottom: 12px;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--gold-color), var(--secondary-cyan));
    border-radius: 2px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-color), var(--gold-dark));
    color: var(--bg-white);
    box-shadow: var(--shadow-sm);
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold-light), var(--gold-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
    transform: translateY(-2px);
}

/* --- Top Bar & Header --- */
.top-bar {
    background-color: var(--primary-dark);
    color: var(--text-light);
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar-info, .top-bar-socials {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-info a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(241, 245, 249, 0.85);
}

.top-bar-info a:hover {
    color: var(--gold-light);
}

.top-bar-socials a {
    color: rgba(241, 245, 249, 0.8);
}

.top-bar-socials a:hover {
    color: var(--secondary-cyan);
}

header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 2px solid rgba(197, 155, 39, 0.15);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
}

/* Logo Design */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-sm);
    color: var(--gold-color);
    font-size: 1.5rem;
    font-weight: 800;
    border: 1px solid var(--gold-color);
    position: relative;
    overflow: hidden;
}

.logo-icon::after {
    content: '';
    position: absolute;
    width: 150%;
    height: 10px;
    background: rgba(255,255,255,0.2);
    transform: rotate(45deg);
    top: -20px;
    left: -20px;
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { top: -30px; left: -30px; }
    50% { top: 60px; left: 60px; }
    100% { top: 60px; left: 60px; }
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-brand {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.1;
    letter-spacing: 1.5px;
}

.logo-tagline {
    font-family: var(--font-primary);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--gold-color);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary-color);
    padding: 8px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--gold-color);
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--gold-color);
}

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

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    background: linear-gradient(rgba(15, 30, 61, 0.88), rgba(7, 14, 28, 0.95)), 
                url('../uploads/passenger_elevator.jpg') no-repeat center center/cover;
    height: 75vh;
    min-height: 550px;
    display: flex;
    align-items: center;
    color: var(--bg-white);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--gold-color), var(--secondary-cyan));
}

.hero-content {
    max-width: 680px;
    position: relative;
    z-index: 10;
    animation: slideUp 0.8s ease-out;
}

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

.hero-tag {
    background: rgba(197, 155, 39, 0.15);
    border: 1px solid var(--gold-color);
    color: var(--gold-light);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 20px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.15rem;
    color: rgba(241, 245, 249, 0.85);
    margin-bottom: 35px;
}

.hero-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* --- Services / Features Section --- */
.bg-light {
    background-color: var(--bg-light);
}

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

.service-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), var(--secondary-cyan));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--gold-color);
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.2rem;
    color: var(--gold-color);
    margin-bottom: 25px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(197, 155, 39, 0.1);
    border-radius: var(--radius-sm);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Home Categories Catalog Slider preview --- */
.categories-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.category-preview-card {
    position: relative;
    height: 350px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.category-preview-card:hover {
    transform: scale(1.02);
}

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

.category-preview-card:hover .category-preview-img {
    transform: scale(1.1);
}

.category-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 30, 61, 0.95) 20%, rgba(15, 30, 61, 0.3));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    color: var(--bg-white);
}

.category-preview-overlay h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.category-preview-overlay p {
    font-size: 0.85rem;
    color: rgba(241, 245, 249, 0.75);
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.category-preview-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gold-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.category-preview-link i {
    transition: var(--transition);
}

.category-preview-card:hover .category-preview-link i {
    transform: translateX(4px);
}

/* --- Banner Banner Call To Action --- */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-color) 40%, var(--primary-light)), 
                url('../uploads/commercial_escalator.jpg') no-repeat center center/cover;
    background-blend-mode: overlay;
    color: var(--bg-white);
    text-align: center;
    padding: 70px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-bottom: -50px;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(197, 155, 39, 0.2);
}

.cta-banner h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.cta-banner p {
    font-size: 1.1rem;
    color: rgba(241, 245, 249, 0.8);
    max-width: 600px;
    margin: 0 auto 30px auto;
}

/* --- Footer --- */
footer {
    background-color: var(--primary-dark);
    color: var(--text-light);
    padding: 120px 0 40px 0;
    border-top: 4px solid var(--gold-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-widget h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-widget h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background-color: var(--gold-color);
}

.footer-about p {
    color: rgba(241, 245, 249, 0.65);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-socials a:hover {
    background-color: var(--gold-color);
    color: var(--primary-dark);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(241, 245, 249, 0.65);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--gold-light);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(241, 245, 249, 0.65);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.footer-contact i {
    color: var(--gold-color);
    font-size: 1.05rem;
    margin-top: 3px;
}

.footer-contact a {
    color: inherit;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(241, 245, 249, 0.5);
}

.footer-bottom a {
    color: rgba(241, 245, 249, 0.7);
}

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

/* --- About Us Page --- */
.about-hero {
    background: linear-gradient(rgba(15, 30, 61, 0.9), rgba(15, 30, 61, 0.95)), 
                url('../uploads/passenger_elevator.jpg') no-repeat center center/cover;
    padding: 60px 0;
    color: var(--bg-white);
    text-align: center;
}

.about-hero h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.about-breadcrumbs {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
}

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

.about-content-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 35px;
}

.stat-box {
    background: var(--bg-white);
    padding: 24px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--gold-color);
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.about-img-box {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--bg-white);
}

/* UAE Coverage Section */
.coverage-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 60px 40px;
}

.coverage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.emirate-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
}

.emirate-card:hover {
    background: rgba(197, 155, 39, 0.1);
    border-color: var(--gold-color);
    transform: translateY(-5px);
}

.emirate-card i {
    font-size: 1.8rem;
    color: var(--gold-color);
    margin-bottom: 12px;
}

.emirate-card h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

/* --- Catalog Page (products.php) --- */
.catalog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
}

.catalog-sidebar {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.sidebar-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-grey);
}

.category-list li {
    margin-bottom: 12px;
}

.category-filter-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    text-align: left;
    padding: 10px 14px;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.category-filter-btn:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.category-filter-btn.active {
    background-color: var(--primary-color);
    color: var(--bg-white);
    font-weight: 600;
}

.category-filter-btn .badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    background-color: var(--bg-light);
    color: var(--text-muted);
    border-radius: 50px;
}

.category-filter-btn.active .badge {
    background-color: var(--gold-color);
    color: var(--bg-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.product-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 118, 255, 0.2);
}

.product-img-box {
    position: relative;
    height: 200px;
    background-color: #E2E8F0;
    overflow: hidden;
}

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

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background-color: var(--gold-color);
    color: var(--bg-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
}

.product-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card-code {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.product-card-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    line-height: 1.3;
}

.product-card-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.product-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
}

.product-card-btn {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-card:hover .product-card-btn {
    color: var(--gold-color);
}

/* --- Product Details Layout (exactly matching user reference) --- */
.product-details-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 40px;
    align-items: start;
}

.details-left-panel {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Image Slider Component */
.details-image-slider {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.slider-main-box {
    width: 100%;
    height: 420px;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-sm);
    background-color: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-main-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.slider-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.slider-nav-btn:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

.slider-prev { left: 15px; }
.slider-next { right: 15px; }

.slider-thumbnails {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.slider-thumb {
    width: 64px;
    height: 64px;
    border-radius: 4px;
    border: 2px solid var(--border-color);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.slider-thumb:hover, .slider-thumb.active {
    border-color: var(--primary-color);
}

.slider-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Overview section */
.product-overview-box {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.product-overview-box h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    border-left: 4px solid var(--secondary-color);
    padding-left: 12px;
}

.product-overview-box p {
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Key Specifications */
.key-specifications-box {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.key-specifications-box h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    border-left: 4px solid var(--gold-color);
    padding-left: 12px;
}

.spec-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 15px;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.spec-item::before {
    content: "\2022";
    color: var(--gold-color);
    font-size: 1.5rem;
    line-height: 0;
}

.spec-label {
    font-weight: 600;
    color: var(--text-dark);
}

.spec-val {
    color: var(--text-muted);
}

/* Right Sidebar Panels */
.details-right-panel {
    display: flex;
    flex-direction: column;
    gap: 30px;
    position: sticky;
    top: 100px;
}

/* Product Info Card */
.info-sidebar-box {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.info-sidebar-box h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--light-grey);
}

.info-table {
    width: 100%;
    border-collapse: collapse;
}

.info-table tr {
    border-bottom: 1px solid var(--light-grey);
}

.info-table tr:last-child {
    border-bottom: none;
}

.info-table td {
    padding: 12px 6px;
    font-size: 0.9rem;
}

.info-table-label {
    font-weight: 700;
    color: var(--text-dark);
    width: 120px;
}

.info-table-value {
    color: var(--text-muted);
    font-weight: 500;
}

/* Message / Inquiry Sidebar Form */
.message-sidebar-box {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--primary-color);
}

.message-sidebar-box h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
    border-left: 3px solid var(--gold-color);
    padding-left: 10px;
}

.message-sidebar-box p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.4;
}

.form-group {
    margin-bottom: 16px;
    position: relative;
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    background-color: #FAFAFA;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    background-color: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(0, 118, 255, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.btn-submit {
    width: 100%;
    background-color: #1A1A1A;
    color: var(--bg-white);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-submit:hover {
    background-color: var(--primary-color);
    transform: translateY(-1px);
}

.form-footer-note {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 15px;
    line-height: 1.4;
    text-align: center;
}

/* Alert Notification styles */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background-color: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background-color: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
}

/* --- Contact Page (contact.php) --- */
.contact-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 50px;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-info-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background-color: rgba(197, 155, 39, 0.1);
    color: var(--gold-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-info-details h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.contact-info-details p, .contact-info-details a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-info-details a:hover {
    color: var(--primary-color);
}

.contact-map-box {
    margin-top: 15px;
    height: 250px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-white);
}

.contact-form-panel {
    background-color: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 40px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.contact-form-panel h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.contact-form-panel p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* --- Mobile Menu drawer --- */
@media (max-width: 991px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 76px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 76px);
        background-color: var(--bg-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 40px 24px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        z-index: 999;
        gap: 20px;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        font-size: 1.1rem;
        padding: 10px 0;
    }
    
    .top-bar-info {
        justify-content: center;
        width: 100%;
    }
    
    .top-bar-socials {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .about-content-grid, .catalog-layout, .product-details-grid, .contact-layout {
        grid-template-columns: 1fr;
    }
    
    .catalog-sidebar {
        position: static;
        margin-bottom: 30px;
    }
    
    .details-right-panel {
        position: static;
    }
}

@media (max-width: 576px) {
    .top-bar {
        display: none;
    }
    .hero {
        height: auto;
        min-height: auto;
        padding: 80px 0;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .hero p {
        font-size: 0.95rem;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    .hero-actions .btn {
        width: 100%;
    }
    .section {
        padding: 50px 0;
    }
    .section-header h2 {
        font-size: 1.8rem;
    }
    .stat-number {
        font-size: 1.8rem;
    }
    .contact-form-panel {
        padding: 24px;
    }
    .slider-main-box {
        height: 280px;
    }
    .about-stats {
        grid-template-columns: 1fr;
    }
}