/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: 220 98% 61%; /* #4A90E2 */
    --primary-dark: 220 98% 51%; /* #3B7DD8 */
    --secondary: 210 11% 15%; /* #1F2937 */
    --secondary-light: 210 20% 25%; /* #374151 */
    --background: 210 11% 98%; /* #F5F7FA */
    --surface: 0 0% 100%; /* #FFFFFF */
    --text: 220 13% 18%; /* #1F2937 */
    --text-light: 220 9% 46%; /* #6B7280 */
    --border: 220 13% 91%; /* #E5E7EB */
    --success: 142 71% 45%; /* #10B981 */
    --warning: 45 93% 58%; /* #F59E0B */
    --error: 0 84% 60%; /* #EF4444 */
}

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

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

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

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

.btn-tertiary {
    background-color: hsl(var(--text-light));
    color: white;
}

.btn-tertiary:hover {
    background-color: hsl(var(--text));
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: hsl(var(--text));
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.2rem;
    color: hsl(var(--text-light));
    max-width: 600px;
    margin: 0 auto;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: hsl(var(--surface));
    border-top: 1px solid hsl(var(--border));
    padding: 20px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.cookie-content p {
    flex: 1;
    margin: 0;
    color: hsl(var(--text));
}

.cookie-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1001;
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background-color: hsl(var(--surface));
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    margin: 20px;
}

.cookie-modal-content h3 {
    margin-bottom: 20px;
    color: hsl(var(--text));
}

.cookie-category {
    margin-bottom: 20px;
    padding: 15px;
    border: 1px solid hsl(var(--border));
    border-radius: 8px;
}

.cookie-category label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    margin-bottom: 8px;
    cursor: pointer;
}

.cookie-category p {
    margin: 0;
    color: hsl(var(--text-light));
    font-size: 14px;
}

/* Header */
.header {
    background-color: hsl(var(--surface));
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    color: hsl(var(--primary));
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: hsl(var(--text));
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: hsl(var(--primary));
}

.nav-toggle {
    display: none;
    cursor: pointer;
    color: hsl(var(--text));
}

/* Hero Section */
.hero {
    padding: 140px 0 100px;
    background: linear-gradient(135deg, hsl(var(--background)) 0%, hsl(var(--surface)) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: hsl(var(--text));
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    color: hsl(var(--text-light));
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

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

/* About Section */
.about {
    padding: 100px 0;
    background-color: hsl(var(--surface));
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.about-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.about-card:hover {
    transform: translateY(-8px);
}

.about-icon {
    color: hsl(var(--primary));
    margin-bottom: 24px;
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: hsl(var(--text));
    margin-bottom: 16px;
}

.about-card p {
    color: hsl(var(--text-light));
    line-height: 1.6;
}

/* Services Section */
.services {
    padding: 100px 0;
    background-color: hsl(var(--background));
}

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

.service-card {
    background-color: hsl(var(--surface));
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    color: hsl(var(--primary));
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: hsl(var(--text));
    margin-bottom: 16px;
}

.service-card p {
    color: hsl(var(--text-light));
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: 100px 0;
    background-color: hsl(var(--surface));
}

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

.product-card {
    background-color: hsl(var(--background));
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.product-image {
    padding: 30px;
    text-align: center;
    background-color: hsl(var(--surface));
}

.product-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: hsl(var(--text));
    margin: 20px 20px 12px;
}

.product-card p {
    color: hsl(var(--text-light));
    margin: 0 20px 16px;
    line-height: 1.6;
}

.product-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: hsl(var(--primary));
    margin: 0 20px 20px;
}

/* Reviews Section */
.reviews {
    padding: 100px 0;
    background-color: hsl(var(--background));
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background-color: hsl(var(--surface));
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.review-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.review-card p {
    font-style: italic;
    color: hsl(var(--text));
    margin-bottom: 20px;
    line-height: 1.6;
}

.review-author strong {
    display: block;
    color: hsl(var(--text));
    font-weight: 600;
}

.review-author span {
    color: hsl(var(--text-light));
    font-size: 0.9rem;
}

/* Newsletter Section */
.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary-dark)) 100%);
    color: white;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.newsletter-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
}

.newsletter-form button {
    white-space: nowrap;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: hsl(var(--surface));
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    color: hsl(var(--primary));
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: hsl(var(--text));
    margin-bottom: 8px;
}

.contact-item p {
    color: hsl(var(--text-light));
    line-height: 1.6;
}

.contact-form {
    background-color: hsl(var(--background));
    padding: 40px;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid hsl(var(--border));
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background-color: hsl(var(--secondary));
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

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

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.social-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: hsl(var(--primary));
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: hsl(var(--surface));
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-toggle {
        display: block;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero-buttons {
        justify-content: center;
    }

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

    .newsletter-form {
        flex-direction: column;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        justify-content: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .about-grid,
    .services-grid,
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .contact-form {
        padding: 20px;
    }
}