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

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

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

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

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 500;
}

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: #2980b9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

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

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

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

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

.btn-outline {
    background-color: transparent;
    color: #3498db;
    border: 2px solid #3498db;
}

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

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

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
}

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

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

.nav-menu a {
    color: #333;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-menu a:hover::after,
.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #3498db;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 150px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 3rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* Sections */
.section {
    padding: 80px 0;
}

.bg-light {
    background-color: #f8f9fa;
}

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

.section-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

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

.section-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

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

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

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

/* Comparison Table */
.comparison-table {
    overflow-x: auto;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.comparison-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
}

.comparison-table tbody tr:hover {
    background-color: #f8f9fa;
}

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

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

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

/* Savings Calculator */
.savings-calculator {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.savings-amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: #27ae60;
    margin-top: 1rem;
}

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

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

.review-rating {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.review-author {
    font-style: italic;
    color: #666;
    margin-top: 1rem;
}

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

.blog-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.blog-item h3 {
    margin-bottom: 1rem;
}

.blog-item h3 a {
    color: #2c3e50;
}

.blog-item h3 a:hover {
    color: #3498db;
}

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

.blog-link {
    text-align: center;
    margin-top: 3rem;
}

/* Newsletter Section */
.newsletter-section,
#newsletter {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 0;
}

.newsletter-content {
    text-align: center;
}

.newsletter-content h2 {
    color: white;
    margin-bottom: 1rem;
}

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

.newsletter-form input {
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    min-width: 300px;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item h3 {
    color: #3498db;
    margin-bottom: 0.5rem;
}

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

.contact-form h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
}

.contact-form textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: #bdc3c7;
}

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

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

.social-links a {
    font-size: 1.5rem;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 2rem;
    text-align: center;
    color: #bdc3c7;
}

/* Cookie Notice */
.cookie-notice {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #2c3e50;
    color: white;
    padding: 20px;
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-notice.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;
    flex-wrap: wrap;
}

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

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    margin: 2rem;
}

.cookie-category {
    margin: 1rem 0;
}

.cookie-category label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.cookie-category span {
    color: #666;
    font-size: 0.9rem;
}

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

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

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

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

.last-updated {
    color: #666;
    font-style: italic;
    margin-bottom: 2rem;
}

.legal-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #3498db;
}

.legal-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.legal-content ul,
.legal-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

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

/* Thank You Page */
.thank-you-section {
    padding: 120px 0 80px;
    background-color: #f8f9fa;
    text-align: center;
}

.thank-you-content {
    max-width: 600px;
    margin: 0 auto;
}

.thank-you-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
}

.thank-you-actions {
    margin: 2rem 0;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-info-thanks {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #ddd;
}

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

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

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

.blog-grid-full {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

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

.blog-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.blog-card-icon {
    width: 40px;
    height: 40px;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    color: #666;
    font-size: 0.9rem;
}

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

.blog-card h2 a {
    color: #2c3e50;
}

.blog-card h2 a:hover {
    color: #3498db;
}

.blog-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
}

.reading-time {
    color: #666;
    font-size: 0.9rem;
}

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

.article-header {
    max-width: 800px;
    margin: 0 auto 3rem;
}

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

.breadcrumb a {
    color: #3498db;
}

.article-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: #666;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.article-category {
    background-color: #3498db;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.article-subtitle {
    font-size: 1.25rem;
    color: #666;
    font-weight: normal;
}

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

.article-intro {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.article-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

.article-intro p {
    margin: 0;
    font-size: 1.1rem;
    color: #2c3e50;
}

.article-content h2 {
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: #3498db;
}

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

.article-content h4 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.article-content ul,
.article-content ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

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

.article-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    margin: 3rem 0;
}

.article-cta h3 {
    color: white;
    margin-bottom: 1rem;
}

.article-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.nav-previous,
.nav-next {
    flex: 1;
}

.nav-next {
    text-align: right;
}

/* Article specific components */
.tip-box {
    background-color: #e8f5e8;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    border-left: 4px solid #27ae60;
}

.problem-solution {
    background-color: #fff3cd;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    border-left: 4px solid #ffc107;
}

.timeline {
    margin: 2rem 0;
}

.timeline-item {
    padding: 1rem;
    border-left: 3px solid #3498db;
    margin-left: 1rem;
    margin-bottom: 1rem;
}

.timeline-item h4 {
    color: #3498db;
    margin-bottom: 0.5rem;
}

.calculation-example {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.calculation-table table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.calculation-table th,
.calculation-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

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

.supplier-info {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

.market-data {
    background-color: #e3f2fd;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.price-prediction {
    background-color: #f3e5f5;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.consumer-impact {
    background-color: #e8f5e8;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.risk-analysis {
    background-color: #ffebee;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.opportunities {
    background-color: #e0f2f1;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.cookie-settings-link {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        justify-content: center;
    }
    
    .blog-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .blog-meta {
        align-self: flex-start;
    }
    
    .blog-card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .article-navigation {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-next {
        text-align: left;
    }
    
    .article-intro {
        flex-direction: column;
        text-align: center;
    }
    
    .article-meta {
        justify-content: center;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input {
        min-width: 250px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .article-page {
        padding: 100px 0 60px;
    }
    
    .blog-header {
        padding: 100px 0 60px;
    }
    
    .thank-you-section {
        padding: 100px 0 60px;
    }
    
    .legal-page {
        padding: 100px 0 60px;
    }
}

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

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

/* Print styles */
@media print {
    .header,
    .footer,
    .cookie-notice,
    .modal,
    .btn,
    .article-cta,
    .article-navigation {
        display: none !important;
    }
    
    .article-page {
        padding: 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        color: black !important;
    }
}