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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

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

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: #666;
}

a {
    color: #2E86AB;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #A23B72;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.btn-primary {
    background: linear-gradient(135deg, #2E86AB 0%, #A23B72 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 134, 171, 0.3);
    color: white;
}

.btn-secondary {
    background: white;
    color: #2E86AB;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    color: #2E86AB;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

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

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 20px 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;
    align-items: center;
    justify-content: space-between;
}

.nav-brand .logo {
    height: 40px;
}

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

.nav-link {
    font-weight: 500;
    color: #333;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #2E86AB;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(135deg, #2E86AB 0%, #A23B72 100%);
}

.nav-contact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #666;
    font-weight: 500;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

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

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    color: white;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
}

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

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

.section-icon {
    color: #2E86AB;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: #f8f9fa;
}

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

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.card-icon {
    color: #2E86AB;
    margin-bottom: 1rem;
}

.about-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2E86AB 0%, #A23B72 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.service-icon {
    color: #2E86AB;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

/* Products Section */
.products {
    background: #f8f9fa;
}

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

.product-category {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.product-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.category-icon {
    color: #2E86AB;
    margin-bottom: 1rem;
    display: block;
}

.product-category h3 {
    margin-bottom: 1rem;
    color: #333;
}

.product-category ul {
    list-style: none;
    margin-top: 1rem;
}

.product-category li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.product-category li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2E86AB;
    font-weight: bold;
}

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

.testimonial {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: #2E86AB;
    opacity: 0.3;
    font-family: serif;
}

.stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
    color: #ffc107;
}

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

.author strong {
    color: #333;
    display: block;
}

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

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, #2E86AB 0%, #A23B72 100%);
    color: white;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

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

.newsletter-text p {
    color: rgba(255, 255, 255, 0.9);
}

.newsletter-icon {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

.newsletter-form .form-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

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

.newsletter-form button {
    background: white;
    color: #2E86AB;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.newsletter-form small {
    color: rgba(255, 255, 255, 0.8);
}

.newsletter-form small a {
    color: rgba(255, 255, 255, 0.9);
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

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

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    color: #2E86AB;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-item h3 {
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-item p {
    color: #666;
    margin: 0;
}

/* Forms */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2E86AB;
}

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

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    margin-bottom: 0;
}

.checkbox-group input[type="checkbox"] {
    margin: 0;
    width: auto;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e1e5e9;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    margin-bottom: 1rem;
}

.footer-column h3 {
    margin-bottom: 1rem;
    color: white;
}

.footer-column p {
    color: #ccc;
    margin-bottom: 1.5rem;
}

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

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

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

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

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #333;
    border-radius: 50%;
    color: #ccc;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2E86AB;
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 1rem;
    text-align: center;
    color: #ccc;
}

/* Blog Styles */
.blog-hero {
    background: linear-gradient(135deg, #2E86AB 0%, #A23B72 100%);
    color: white;
    padding: 6rem 0 4rem;
    margin-top: 80px;
    text-align: center;
}

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

.blog-hero-icon {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

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

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.blog-card-icon {
    padding: 2rem 2rem 0;
    color: #2E86AB;
}

.blog-card-content {
    padding: 1rem 2rem 2rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.blog-date {
    color: #666;
}

.blog-category {
    color: #2E86AB;
    font-weight: 500;
}

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

.blog-card h2 a {
    color: #333;
    text-decoration: none;
}

.blog-card h2 a:hover {
    color: #2E86AB;
}

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

.read-more {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #2E86AB;
    font-weight: 500;
}

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

/* Article Styles */
.article {
    padding: 2rem 0;
    margin-top: 80px;
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e1e5e9;
}

.article-icon {
    color: #2E86AB;
    margin-bottom: 1rem;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: #666;
}

.article-subtitle {
    font-size: 1.25rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

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

.article-content h2 {
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.article-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

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

.article-content li {
    margin-bottom: 0.5rem;
    color: #666;
}

.article-cta {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    margin: 3rem 0;
}

.article-cta h3 {
    color: #333;
    margin-bottom: 1rem;
}

.article-footer {
    max-width: 800px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid #e1e5e9;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: #e1e5e9;
    color: #666;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.article-share {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.share-link {
    color: #2E86AB;
    font-weight: 500;
}

/* Related Articles */
.related-articles {
    background: #f8f9fa;
}

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

.related-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.related-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.related-card svg {
    color: #2E86AB;
    margin-bottom: 1rem;
}

.related-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

/* Breadcrumb */
.breadcrumb {
    background: #f8f9fa;
    padding: 1rem 0;
    margin-top: 80px;
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: #2E86AB;
}

.breadcrumb span {
    color: #666;
}

.breadcrumb svg {
    color: #ccc;
}

/* Legal Pages */
.legal-page {
    margin-top: 80px;
    padding: 3rem 0;
}

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

.legal-icon {
    color: #2E86AB;
    margin-bottom: 1rem;
}

.legal-updated {
    color: #666;
    font-style: italic;
}

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

.legal-content h2 {
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    color: #333;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e1e5e9;
}

.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.legal-content h4 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: #333;
}

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

.legal-content li {
    margin-bottom: 0.5rem;
    color: #666;
}

.contact-info {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.contact-info p {
    margin-bottom: 0.5rem;
    color: #333;
}

/* Cookie-specific styles */
.cookie-table {
    margin: 2rem 0;
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    overflow: hidden;
}

.cookie-row {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid #e1e5e9;
}

.cookie-row:last-child {
    border-bottom: none;
}

.cookie-name {
    font-family: monospace;
    background: #f8f9fa;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.cookie-purpose {
    color: #666;
}

.cookie-duration {
    color: #333;
    font-weight: 500;
}

.cookie-controls {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.cookie-control {
    margin-bottom: 1rem;
}

.cookie-control label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

/* Thank You Page */
.thank-you {
    margin-top: 80px;
    padding: 6rem 0;
    text-align: center;
}

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

.thank-you-icon {
    color: #28a745;
    margin-bottom: 2rem;
}

.thank-you-content h1 {
    color: #333;
    margin-bottom: 1.5rem;
    font-size: 3rem;
}

.thank-you-message {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 3rem;
}

.thank-you-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: center;
    color: #666;
}

.info-item svg {
    color: #2E86AB;
    flex-shrink: 0;
}

.thank-you-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.emergency-contact {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
    margin-top: 3rem;
}

.emergency-contact h3 {
    color: #333;
    margin-bottom: 1rem;
}

.emergency-contact p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #333;
    color: white;
    padding: 1rem;
    z-index: 10000;
    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;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.cookie-banner button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-accept-all {
    background: #28a745;
    color: white;
}

.btn-accept-all:hover {
    background: #218838;
}

.btn-necessary {
    background: #6c757d;
    color: white;
}

.btn-necessary:hover {
    background: #5a6268;
}

.btn-settings {
    background: transparent;
    color: white;
    border: 1px solid white;
}

.btn-settings:hover {
    background: white;
    color: #333;
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.cookie-modal.show {
    opacity: 1;
    visibility: visible;
}

.cookie-modal-content {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal h3 {
    margin-bottom: 1.5rem;
    color: #333;
}

.cookie-option {
    margin-bottom: 1rem;
}

.cookie-option label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
}

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

.btn-save {
    background: #2E86AB;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.btn-cancel {
    background: #6c757d;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

/* Article specific styles */
.energy-classes {
    display: grid;
    gap: 0.5rem;
    margin: 2rem 0;
}

.energy-class {
    padding: 1rem;
    border-radius: 6px;
    font-weight: 500;
}

.energy-a { background: #d4edda; color: #155724; }
.energy-b { background: #d1ecf1; color: #0c5460; }
.energy-c { background: #ffeaa7; color: #856404; }
.energy-d { background: #f8d7da; color: #721c24; }

.capacity-guide {
    display: grid;
    gap: 1rem;
    margin: 2rem 0;
}

.capacity-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 6px;
    border-left: 4px solid #2E86AB;
}

.cost-calculation {
    display: grid;
    gap: 1rem;
    margin: 2rem 0;
}

.cost-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.maintenance-calendar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.month-block {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-top: 4px solid #2E86AB;
}

.month-block h4 {
    color: #333;
    margin-bottom: 1rem;
}

.month-block ul {
    list-style: none;
    padding: 0;
}

.month-block li {
    padding: 0.5rem 0;
    color: #666;
    border-bottom: 1px solid #e1e5e9;
}

.month-block li:last-child {
    border-bottom: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .newsletter-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form .form-group {
        flex-direction: column;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cookie-row {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .thank-you-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .cookie-modal-content {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .cookie-modal-buttons {
        flex-direction: column;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    to { left: 100%; }
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 2rem; }

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}