/* CSS Variables */
:root {
    /* Colors */
    --primary: 213 88% 59%; /* #2563eb */
    --primary-dark: 213 94% 47%; /* #1d4ed8 */
    --secondary: 142 71% 45%; /* #10b981 */
    --accent: 38 100% 50%; /* #f59e0b */
    --success: 142 71% 45%; /* #10b981 */
    --warning: 38 92% 50%; /* #f59e0b */
    --error: 0 84% 60%; /* #ef4444 */
    
    /* Neutrals */
    --background: 210 11% 98%; /* #f8fafc */
    --surface: 0 0% 100%; /* #ffffff */
    --surface-secondary: 210 40% 98%; /* #f1f5f9 */
    --border: 214 32% 91%; /* #e2e8f0 */
    --border-light: 220 13% 95%; /* #f1f5f9 */
    
    /* Text */
    --text-primary: 222 84% 5%; /* #0f172a */
    --text-secondary: 215 25% 27%; /* #374151 */
    --text-muted: 215 16% 47%; /* #64748b */
    --text-light: 210 40% 98%; /* #f1f5f9 */
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: hsl(var(--text-primary));
    background-color: hsl(var(--background));
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: hsl(var(--text-primary));
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: hsl(var(--text-secondary));
}

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

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

/* Layout */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section.bg-light {
    background-color: hsl(var(--surface-secondary));
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: hsl(var(--primary-dark));
    border-color: hsl(var(--primary-dark));
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: hsl(var(--secondary) / 0.9);
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: hsl(var(--primary));
    border-color: hsl(var(--primary));
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: hsl(var(--surface));
    border-top: 1px solid hsl(var(--border));
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

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

.cookie-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cookie-content p {
    margin: 0;
    flex: 1;
    min-width: 300px;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.cookie-buttons .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

/* Header */
.header {
    background-color: hsl(var(--surface));
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: var(--spacing-lg) 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: hsl(var(--text-primary));
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: hsl(var(--text-primary));
}

.nav-brand svg {
    transition: transform var(--transition-fast);
}

.nav-brand:hover svg {
    transform: rotate(90deg);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: hsl(var(--text-secondary));
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: hsl(var(--primary));
    transition: width var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: hsl(var(--text-primary));
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, hsl(var(--surface)) 0%, hsl(var(--surface-secondary)) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--secondary)));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    color: hsl(var(--text-muted));
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual svg {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(var(--shadow-lg));
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: hsl(var(--primary));
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: hsl(var(--text-muted));
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background-color: hsl(var(--surface));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid hsl(var(--border));
}

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

.service-icon {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background-color: hsl(var(--surface-secondary));
    border-radius: var(--radius-xl);
}

.service-card h3 {
    margin-bottom: var(--spacing-md);
    color: hsl(var(--text-primary));
}

.service-card p {
    color: hsl(var(--text-muted));
    margin-bottom: 0;
}

/* Products Section */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.product-category {
    background-color: hsl(var(--surface));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid hsl(var(--border));
}

.product-category h3 {
    margin-bottom: var(--spacing-lg);
    color: hsl(var(--primary));
    border-bottom: 2px solid hsl(var(--border));
    padding-bottom: var(--spacing-sm);
}

.product-category ul {
    list-style: none;
}

.product-category li {
    padding: var(--spacing-sm) 0;
    color: hsl(var(--text-secondary));
    position: relative;
    padding-left: var(--spacing-lg);
}

.product-category li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: hsl(var(--secondary));
    font-weight: bold;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial {
    background-color: hsl(var(--surface));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid hsl(var(--border));
    position: relative;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    font-size: var(--font-size-4xl);
    color: hsl(var(--primary) / 0.2);
    font-family: serif;
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 0;
    color: hsl(var(--text-secondary));
}

.testimonial-author strong {
    color: hsl(var(--text-primary));
    display: block;
    margin-bottom: var(--spacing-xs);
}

.testimonial-author span {
    color: hsl(var(--text-muted));
    font-size: var(--font-size-sm);
}

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

.newsletter-text {
    margin-bottom: var(--spacing-xl);
}

.newsletter-form .form-group {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid hsl(var(--border));
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

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

.form-notice {
    font-size: var(--font-size-sm);
    color: hsl(var(--text-muted));
    margin: 0;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: hsl(var(--primary) / 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h4 {
    margin-bottom: var(--spacing-xs);
    color: hsl(var(--text-primary));
}

.contact-item p {
    margin: 0;
    color: hsl(var(--text-secondary));
}

/* Forms */
.contact-form {
    background-color: hsl(var(--surface));
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid hsl(var(--border));
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: hsl(var(--text-primary));
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid hsl(var(--border));
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.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(--text-primary));
    color: hsl(var(--text-light));
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.footer-section h4 {
    margin-bottom: var(--spacing-lg);
    color: hsl(var(--text-light));
}

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

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: hsl(var(--text-light) / 0.8);
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: hsl(var(--text-light));
}

.footer-section p {
    color: hsl(var(--text-light) / 0.8);
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: hsl(var(--primary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid hsl(var(--text-light) / 0.2);
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
    color: hsl(var(--text-light) / 0.8);
}

/* Blog Specific Styles */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.blog-card {
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid hsl(var(--border));
    transition: all var(--transition-normal);
}

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

.blog-card-content {
    padding: var(--spacing-xl);
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: hsl(var(--text-muted));
}

.blog-card h3 {
    margin-bottom: var(--spacing-md);
}

.blog-card h3 a {
    color: hsl(var(--text-primary));
}

.blog-card h3 a:hover {
    color: hsl(var(--primary));
}

.blog-excerpt {
    color: hsl(var(--text-secondary));
    margin-bottom: var(--spacing-lg);
}

.read-more {
    color: hsl(var(--primary));
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.read-more:hover {
    color: hsl(var(--primary-dark));
}

/* Article Styles */
.article-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, hsl(var(--surface)) 0%, hsl(var(--surface-secondary)) 100%);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: hsl(var(--text-muted));
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.article-content h2,
.article-content h3 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.article-content p {
    margin-bottom: var(--spacing-lg);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.article-content li {
    margin-bottom: var(--spacing-sm);
    color: hsl(var(--text-secondary));
}

.article-content blockquote {
    border-left: 4px solid hsl(var(--primary));
    padding-left: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    font-style: italic;
    color: hsl(var(--text-muted));
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.legal-content h2 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    color: hsl(var(--primary));
}

.legal-content h3 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-content ul {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.legal-content li {
    margin-bottom: var(--spacing-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --spacing-3xl: 2rem;
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.875rem;
        --font-size-3xl: 1.5rem;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: hsl(var(--surface));
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form .form-group {
        flex-direction: column;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .services-grid,
    .products-grid,
    .testimonials-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    animation: slideInLeft 0.6s ease-out forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    animation: slideInRight 0.6s ease-out forwards;
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .hero-buttons,
    .newsletter-form,
    .contact-form {
        display: none;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .section {
        padding: 1rem 0;
    }
}