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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #2c3e50;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: #555;
}

a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #2980b9;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: 2px solid transparent;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
}

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
    color: white;
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
    border-color: #95a5a6;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
    border-color: #7f8c8d;
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: #3498db;
    border-color: #3498db;
}

.btn-outline:hover {
    background-color: #3498db;
    color: white;
}

/* Header */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    height: 40px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
}

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

.nav-menu a {
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #3498db;
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #666;
}

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

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

.hero-banner {
    max-width: 100%;
    height: auto;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

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

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 80px 0;
    background-color: #f8f9fa;
}

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

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.about-card h3 {
    color: #3498db;
    margin-bottom: 1rem;
}

/* Services Section */
.services {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    color: #3498db;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-color: #f8f9fa;
}

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

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.testimonial-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
    color: #3498db;
}

.testimonial-card blockquote {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: #555;
}

.testimonial-card cite {
    font-weight: 600;
    color: #2c3e50;
}

/* Blog Section */
.blog-preview {
    padding: 80px 0;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

.blog-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: #888;
    margin-top: 1rem;
}

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

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    margin-bottom: 2rem;
}

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.social-links {
    margin-top: 2rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icons a {
    color: #3498db;
    font-weight: 500;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    height: 40px;
    width: auto;
}

.footer-links h4 {
    color: #3498db;
    margin-bottom: 1rem;
}

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

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a {
    color: #bdc3c7;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: #3498db;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #2c3e50;
    color: white;
    padding: 1rem;
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

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

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 1002;
    display: none;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-category {
    margin-bottom: 1.5rem;
}

.cookie-category label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Thank You Page */
.thank-you {
    padding: 120px 0 80px;
    text-align: center;
}

.thank-you-content {
    max-width: 800px;
    margin: 0 auto;
}

.thank-you-icon {
    color: #27ae60;
    margin-bottom: 2rem;
}

.thank-you h1 {
    color: #27ae60;
    margin-bottom: 1.5rem;
}

.next-steps {
    margin: 4rem 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    text-align: center;
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background-color: #3498db;
    color: white;
    border-radius: 50%;
    line-height: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.cta-section {
    background-color: #f8f9fa;
    padding: 3rem;
    border-radius: 10px;
    margin-top: 3rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Legal Pages */
.legal-content {
    padding: 120px 0 80px;
}

.legal-header {
    text-align: center;
    margin-bottom: 3rem;
}

.legal-header h1 {
    margin-bottom: 1rem;
}

.last-updated {
    color: #888;
    font-style: italic;
}

.legal-text {
    max-width: 800px;
    margin: 0 auto;
}

.legal-text h2 {
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.legal-text h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #34495e;
}

.legal-text ul {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.legal-text ul li {
    margin-bottom: 0.5rem;
}

/* Cookies Table */
.cookies-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.cookies-table th,
.cookies-table td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

.cookies-table th {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* Blog Page */
.page-header {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.page-header-content {
    max-width: 800px;
    margin: 0 auto;
}

.page-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 2rem;
    color: white;
}

.page-header h1 {
    color: white;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
}

.blog-section {
    padding: 80px 0;
}

.blog-card.featured {
    grid-column: 1 / -1;
}

.blog-card.featured .blog-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    align-items: center;
}

.blog-category {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.read-more {
    color: #3498db;
    font-weight: 500;
}

.newsletter-section {
    background-color: #f8f9fa;
    padding: 3rem;
    border-radius: 10px;
    text-align: center;
    margin-top: 4rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 400px;
    margin: 2rem auto 0;
}

.newsletter-form input {
    flex: 1;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 1rem;
}

/* Article Pages */
.article-content {
    padding: 120px 0 80px;
}

.article-header {
    margin-bottom: 3rem;
}

.article-breadcrumb {
    color: #888;
    margin-bottom: 1rem;
}

.article-breadcrumb a {
    color: #3498db;
}

.article-meta {
    margin: 2rem 0;
}

.author-info {
    display: flex;
    gap: 2rem;
    color: #888;
    font-size: 0.9rem;
}

.article-hero-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 10px;
    margin: 2rem 0;
}

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

.article-intro .lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.article-body h2 {
    margin-top: 3rem;
    margin-bottom: 1rem;
}

.article-body h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-body ul {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-body ul li {
    margin-bottom: 0.5rem;
}

/* Article Special Boxes */
.info-box,
.example-box,
.tip-box,
.stat-box,
.calculation-box,
.cta-box {
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
    border-left: 4px solid;
}

.info-box {
    background-color: #e3f2fd;
    border-left-color: #2196f3;
}

.example-box {
    background-color: #f3e5f5;
    border-left-color: #9c27b0;
}

.tip-box {
    background-color: #fff3e0;
    border-left-color: #ff9800;
}

.stat-box {
    background-color: #e8f5e8;
    border-left-color: #4caf50;
}

.calculation-box {
    background-color: #fce4ec;
    border-left-color: #e91e63;
}

.cta-box {
    background-color: #f0f4f8;
    border-left-color: #3498db;
    text-align: center;
}

.cta-box h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.cta-box .btn {
    margin-top: 1rem;
}

.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid #e0e0e0;
}

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

.related-card {
    display: block;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
    text-decoration: none;
}

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

.related-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-card h4 {
    padding: 1rem;
    color: #2c3e50;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .article-hero-image {
        height: 200px;
    }
    
    .author-info {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .blog-card.featured .blog-content {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .about,
    .services,
    .testimonials,
    .blog-preview,
    .contact {
        padding: 60px 0;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .cookie-modal,
    .cta-box,
    .related-articles {
        display: none;
    }
    
    .article-content {
        padding: 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1 { font-size: 18pt; }
    h2 { font-size: 16pt; }
    h3 { font-size: 14pt; }
}

/* Animation for smooth loading */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.show {
    opacity: 1;
    transform: translateY(0);
}

/* Focus styles for accessibility */
button:focus,
input:focus,
textarea:focus,
a:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #3498db;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Success/Error messages */
.message {
    padding: 1rem;
    border-radius: 5px;
    margin: 1rem 0;
}

.message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}