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

:root {
    --primary-color: #5b3adc;
    --secondary-color: #f4f4f4;
    --text-color: #333;
    --border-color: #ddd;
    --success-color: #28a745;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #7c5cf1 100%);
    color: white;
    padding: 6rem 2rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #4a2bb5;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

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

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

/* Products Section */
.products-preview {
    padding: 4rem 2rem;
    background-color: #f9f9f9;
}

.products-preview h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
    padding: 1.5rem;
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.product-image {
    width: 100%;
    height: 200px;
    background-color: var(--secondary-color);
    margin-bottom: 1rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
}

.product-card h3 {
    margin-bottom: 0.5rem;
}

.product-card .price {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.product-card .warranty {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Pricing Section */
.pricing-page {
    padding: 4rem 2rem;
}

.pricing-page h1 {
    text-align: center;
    margin-bottom: 1rem;
}

.pricing-page > .container > p {
    text-align: center;
    margin-bottom: 3rem;
    color: #666;
}

.pricing-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 16px rgba(91, 58, 220, 0.15);
}

.pricing-card h2 {
    margin-bottom: 1rem;
}

.pricing-card .price {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: bold;
    margin-bottom: 1rem;
}

.pricing-card .features {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-card .features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--secondary-color);
}

/* Contact Page */
.contact-page {
    padding: 4rem 2rem;
}

.contact-page h1 {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h2 {
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.info-item {
    margin-bottom: 2rem;
}

.info-item h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-item a:hover {
    text-decoration: underline;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(91, 58, 220, 0.1);
}

/* Products Page Filter */
.products-page {
    padding: 4rem 2rem;
}

.products-page h1 {
    text-align: center;
    margin-bottom: 2rem;
}

.filter-section {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    justify-content: center;
}

.filter-section input,
.filter-section select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

/* Loading State */
.loading {
    text-align: center;
    padding: 2rem;
    color: #666;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .filter-section {
        flex-direction: column;
    }
}