/* General Styles */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --border-radius: 12px;
    --box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #f8f9fa;
}

/* Hero Section */
.hero-section {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect width="100" height="100" fill="none"/><path d="M0 0h100v100H0z" fill="%23ffffff" fill-opacity="0.1"/></svg>');
    opacity: 0.1;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-section p {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.hero-image {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.2));
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Feature Cards */
.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 1.8rem;
    color: white;
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.stat-card {
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--text-color);
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: white;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section .lead {
    color: rgba(255,255,255,0.9);
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 10px 0;
    background: white !important;
}

.navbar-brand img {
    max-height: 50px;
    transition: all 0.3s ease;
}

.navbar.scrolled .navbar-brand img {
    max-height: 40px;
}

.nav-link {
    font-weight: 600;
    padding: 8px 15px !important;
    margin: 0 5px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: var(--secondary-color);
    color: white !important;
}

/* Product Cards */
.product-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    margin-bottom: 30px;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-card-content {
    padding: 20px;
}

.product-card h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.product-card p {
    color: #666;
    margin-bottom: 15px;
}

.product-card .btn {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.product-card .btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

footer h5 {
    color: white;
    margin-bottom: 25px;
    font-weight: 600;
}

footer a {
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    text-decoration: none;
}

footer a:hover {
    color: var(--secondary-color) !important;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0;
    }

    .hero-section h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .stat-card {
        margin-bottom: 1rem;
    }

    .cta-section .text-md-end {
        margin-top: 1.5rem;
    }

    .navbar {
        background: white !important;
    }

    .product-category-nav ul {
        flex-direction: column;
    }
    
    .product-detail {
        padding: 20px;
    }
    
    .product-card img {
        height: 150px;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Product Details Section */
.product-details {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.product-details h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.product-details h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Product Category Navigation */
.product-category-nav {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 40px;
    position: sticky;
    top: 20px;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.9);
}

.product-category-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.product-category-nav a {
    color: var(--primary-color);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 30px;
    transition: var(--transition);
    background-color: var(--light-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-category-nav a:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
}

.product-category-nav a i {
    font-size: 0.9rem;
}

/* Product Detail Cards */
.product-detail {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 40px;
    margin-bottom: 40px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.product-detail::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.product-detail:hover::before {
    transform: scaleX(1);
}

.product-detail:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.product-detail h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.product-detail .lead {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 25px;
    font-weight: 500;
}

/* Product Specifications and Features */
.product-specs, .product-features {
    background-color: var(--light-color);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    transition: var(--transition);
}

.product-specs:hover, .product-features:hover {
    transform: translateX(5px);
}

.product-specs h4, .product-features h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-specs ul, .product-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-specs li, .product-features li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.product-specs li:hover, .product-features li:hover {
    background-color: rgba(255, 255, 255, 0.5);
    padding-left: 10px;
}

.product-specs li:last-child, .product-features li:last-child {
    border-bottom: none;
}

.product-specs i, .product-features i {
    font-size: 1.1rem;
    min-width: 24px;
}

/* Product Images */
.product-detail img {
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.product-detail img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--gradient-primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
    z-index: 99;
    opacity: 0;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Animations */
.animate__animated {
    animation-duration: 0.8s;
}

/* Highlight Effect */
@keyframes highlight {
    0% { box-shadow: 0 0 0 0 rgba(52, 152, 219, 0.4); }
    50% { box-shadow: 0 0 0 20px rgba(52, 152, 219, 0); }
    100% { box-shadow: 0 0 0 0 rgba(52, 152, 219, 0); }
}

.product-detail.highlight {
    animation: highlight 2s ease;
}

/* Image Zoom Effect */
.product-detail img.zoomed {
    transform: scale(1.5);
    z-index: 1000;
    position: relative;
    cursor: zoom-out;
    transition: transform 0.3s ease;
}