/* Trading Arc - CSS Styles */
/* Modern, professional design for German oil company analysis website */

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

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
}

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

a {
    color: #0066cc;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #004499;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.btn-primary {
    background-color: #0066cc;
    color: white;
}

.btn-primary:hover {
    background-color: #0052a3;
    color: white;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #5a6268;
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: #0066cc;
    border: 2px solid #0066cc;
}

.btn-outline:hover {
    background-color: #0066cc;
    color: white;
}

/* Header */
.header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0066cc;
    text-decoration: none;
}

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

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

.nav-menu a:hover,
.nav-menu a.active {
    color: #0066cc;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #0066cc;
}

.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, #f8f9fa 0%, #e9ecef 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-text h1 {
    font-size: 3rem;
    color: #1a1a1a;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

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

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

.hero-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.1));
}

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

.section h2 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 2.5rem;
    color: #1a1a1a;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Companies Section */
.companies {
    background-color: #f8f9fa;
}

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

.company-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.company-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.company-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
}

.company-card h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.company-stats {
    display: flex;
    justify-content: space-around;
    margin: 1.5rem 0;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #0066cc;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

/* Equipment Section */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.equipment-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.equipment-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

.equipment-item h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.equipment-item ul {
    list-style: none;
    padding: 0;
}

.equipment-item li {
    padding: 0.5rem 0;
    color: #555;
    border-bottom: 1px solid #eee;
}

.equipment-item li:last-child {
    border-bottom: none;
}

.equipment-item li:before {
    content: '✓';
    color: #28a745;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Profits Section */
.profits {
    background-color: #f8f9fa;
}

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

.profit-chart img {
    width: 100%;
    height: auto;
}

.profit-details h3 {
    color: #0066cc;
    margin-bottom: 2rem;
}

.profit-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.profit-company {
    min-width: 150px;
    font-weight: 500;
}

.profit-bar {
    flex: 1;
    height: 20px;
    background-color: #e9ecef;
    border-radius: 10px;
    overflow: hidden;
}

.profit-fill {
    height: 100%;
    background: linear-gradient(90deg, #0066cc, #0052a3);
    transition: width 0.5s ease;
}

.profit-percentage {
    font-weight: 600;
    color: #0066cc;
    min-width: 50px;
}

.profit-insights {
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.profit-insights h4 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.profit-insights ul {
    list-style: none;
    padding: 0;
}

.profit-insights li {
    padding: 0.5rem 0;
    color: #555;
}

.profit-insights li:before {
    content: '→';
    color: #0066cc;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.service-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.service-card ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.service-card li {
    padding: 0.5rem 0;
    color: #555;
}

.service-card li:before {
    content: '✓';
    color: #28a745;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Testimonials Section */
.testimonials {
    background-color: #f8f9fa;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.testimonial-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 1rem;
}

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

.testimonial-author strong {
    color: #0066cc;
    display: block;
    margin-bottom: 0.5rem;
}

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

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.blog-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

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

.blog-content {
    padding: 1.5rem;
}

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

.blog-content h3 a {
    color: #1a1a1a;
    text-decoration: none;
}

.blog-content h3 a:hover {
    color: #0066cc;
}

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

.blog-date,
.blog-category {
    font-size: 0.9rem;
    color: #666;
}

.blog-category {
    background-color: #0066cc;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

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

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, #0066cc, #0052a3);
    color: white;
    text-align: center;
}

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

.newsletter p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.newsletter-form {
    max-width: 600px;
    margin: 0 auto;
    display: grid;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input {
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.9);
}

.form-group input:focus {
    outline: none;
    background-color: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info h3 {
    color: #0066cc;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-item i {
    color: #0066cc;
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #0066cc;
    color: white;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: #0052a3;
}

.contact-map iframe {
    width: 100%;
    height: 300px;
    border-radius: 8px;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: #ccc;
}

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

.footer-links ul {
    list-style: none;
    padding: 0;
}

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

.footer-links a {
    color: #ccc;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #0066cc;
}

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

.footer-contact p {
    color: #ccc;
    margin-bottom: 0.5rem;
}

.footer-contact a {
    color: #0066cc;
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #1a1a1a;
    color: white;
    padding: 1rem;
    z-index: 1001;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
    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;
    flex-wrap: wrap;
}

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

.cookie-buttons .btn {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Cookie Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1002;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal.show {
    display: block;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close:hover {
    color: #000;
}

.cookie-category {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

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

.cookie-category h3 {
    margin-bottom: 1rem;
    color: #0066cc;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
    margin-bottom: 1rem;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #0066cc;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

input:disabled + .slider {
    background-color: #28a745;
    cursor: not-allowed;
}

/* Legal Pages */
.legal-page {
    padding: 120px 0 80px;
    min-height: 100vh;
}

.legal-page h1 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

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

.legal-page h2 {
    color: #0066cc;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.legal-page h3 {
    color: #333;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

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

.legal-page li {
    margin-bottom: 0.5rem;
    color: #555;
}

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

.contact-section {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.contact-section h2 {
    color: #0066cc;
    margin-bottom: 1rem;
}

/* Cookie Policy Tables */
.cookie-table {
    margin: 1.5rem 0;
    overflow-x: auto;
}

.cookie-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.cookie-table th {
    background-color: #0066cc;
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.cookie-table td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
    color: #555;
}

.cookie-table tr:last-child td {
    border-bottom: none;
}

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

/* Image Enhancements */
.newsletter-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: block;
}

.contact-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    display: block;
}

.company-card img,
.equipment-item img,
.service-card img {
    transition: transform 0.3s ease, filter 0.3s ease;
}

.company-card:hover img,
.equipment-item:hover img,
.service-card:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.hero-image img {
    animation: fadeInSlideUp 1s ease-out;
}

@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Thanks Page */
.thanks-section {
    padding: 120px 0 80px;
    text-align: center;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

.thanks-icon {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: 2rem;
}

.thanks-content h1 {
    color: #0066cc;
    margin-bottom: 1.5rem;
}

.thanks-details {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin: 2rem 0;
    text-align: left;
}

.thanks-details h3 {
    color: #0066cc;
    margin-bottom: 1rem;
    text-align: center;
}

.thanks-details ul {
    list-style: none;
    padding: 0;
}

.thanks-details li {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid #eee;
}

.thanks-details li:last-child {
    border-bottom: none;
}

.thanks-details i {
    color: #0066cc;
    width: 20px;
}

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

.contact-minimal {
    background: white;
    padding: 40px 0;
}

.contact-info-minimal {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.contact-info-minimal .contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-info-minimal i {
    color: #0066cc;
}

/* Blog Pages */
.blog-hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.blog-hero h1 {
    color: #0066cc;
    margin-bottom: 1rem;
}

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

.blog-articles .container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

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

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

.blog-card.featured h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.blog-card.featured .blog-content p {
    font-size: 1.1rem;
    line-height: 1.6;
}

.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.sidebar-widget h3 {
    color: #0066cc;
    margin-bottom: 1.5rem;
}

.category-list {
    list-style: none;
    padding: 0;
}

.category-list li {
    margin-bottom: 1rem;
}

.category-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.category-list a:hover {
    background-color: #f8f9fa;
}

.category-list i {
    margin-right: 0.5rem;
    color: #0066cc;
}

.category-list span {
    background-color: #e9ecef;
    color: #666;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
}

.sidebar-newsletter {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sidebar-newsletter input {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
}

.sidebar-newsletter .btn {
    padding: 10px;
    font-size: 0.9rem;
}

.popular-posts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.popular-post {
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.popular-post:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.popular-post h4 {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.popular-post h4 a {
    color: #333;
    text-decoration: none;
}

.popular-post h4 a:hover {
    color: #0066cc;
}

.post-date {
    font-size: 0.8rem;
    color: #666;
}

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

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

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

.breadcrumb a {
    color: #0066cc;
}

.breadcrumb span {
    margin: 0 0.5rem;
}

.article-category {
    display: inline-block;
    background-color: #0066cc;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.article-header h1 {
    color: #1a1a1a;
    margin-bottom: 1rem;
    line-height: 1.3;
}

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

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta i {
    color: #0066cc;
}

.article-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.article-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.article-main {
    max-width: none;
}

.article-main h2 {
    color: #0066cc;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-main h3 {
    color: #333;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

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

.article-main li {
    margin-bottom: 0.5rem;
    color: #555;
}

.article-main strong {
    color: #0066cc;
}

.article-cta {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    margin-top: 3rem;
}

.article-cta h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.author-box {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.author-box h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.author-info strong {
    color: #0066cc;
    display: block;
    margin-bottom: 0.5rem;
}

.related-articles {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.related-articles h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.related-articles ul {
    list-style: none;
    padding: 0;
}

.related-articles li {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.related-articles li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.related-articles a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
}

.related-articles a:hover {
    color: #0066cc;
}

.share-article {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.share-article h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

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

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: white;
    transition: transform 0.3s ease;
}

.share-btn:hover {
    transform: translateY(-2px);
}

.share-btn.linkedin {
    background-color: #0077b5;
}

.share-btn.twitter {
    background-color: #1da1f2;
}

.share-btn.xing {
    background-color: #026466;
}

/* Article-specific styles */
.data-table {
    margin: 2rem 0;
    overflow-x: auto;
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.data-table th {
    background-color: #0066cc;
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
    color: #555;
}

.data-table tr:last-child td {
    border-bottom: none;
}

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

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

.spec-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.spec-item strong {
    color: #0066cc;
    display: block;
    margin-bottom: 0.5rem;
}

.environmental-tech {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.env-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.env-item h4 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

.tech-comparison {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.tech-comparison th {
    background-color: #0066cc;
    color: white;
    padding: 1rem;
    text-align: left;
}

.tech-comparison td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
}

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

.tech-highlight {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.tech-highlight h3 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.highlight-box {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.highlight-box h4 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

/* Profit analysis specific styles */
.financial-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.metric-box {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    border-top: 4px solid #0066cc;
}

.metric-box h4 {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: #0066cc;
}

.profit-analysis-table {
    margin: 2rem 0;
    overflow-x: auto;
}

.profit-analysis-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.profit-analysis-table th {
    background-color: #0066cc;
    color: white;
    padding: 1rem;
    text-align: left;
}

.profit-analysis-table td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
}

.profit-analysis-table .highlight {
    background-color: #e3f2fd;
    font-weight: 600;
    color: #0066cc;
}

.cost-breakdown {
    margin: 2rem 0;
}

.cost-company {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.cost-company h4 {
    color: #0066cc;
    margin-bottom: 1.5rem;
}

.cost-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    gap: 1rem;
}

.cost-item span:first-child {
    min-width: 120px;
    font-weight: 500;
}

.cost-bar {
    flex: 1;
    height: 20px;
    background-color: #e9ecef;
    border-radius: 10px;
    overflow: hidden;
}

.cost-fill {
    height: 100%;
    background: linear-gradient(90deg, #28a745, #20c997);
}

.cost-item span:last-child {
    font-weight: 600;
    color: #28a745;
    min-width: 40px;
}

.profit-highlight {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.profit-highlight h3 {
    color: #0066cc;
    margin-bottom: 1.5rem;
}

.ranking-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.rank-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.rank {
    font-weight: 700;
    color: #0066cc;
    font-size: 1.2rem;
    min-width: 30px;
}

.company {
    flex: 1;
    font-weight: 500;
    margin-left: 1rem;
}

.margin {
    font-weight: 700;
    color: #28a745;
    font-size: 1.1rem;
}

/* Sustainability article specific styles */
.sustainability-projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.project-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-top: 4px solid #28a745;
}

.project-card h4 {
    color: #0066cc;
    margin-bottom: 1rem;
}

.project-card p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.project-card strong {
    color: #333;
}

.climate-goals {
    margin: 2rem 0;
}

.goal-item {
    margin-bottom: 2rem;
}

.goal-item h4 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background-color: #e9ecef;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #28a745, #20c997);
    transition: width 0.5s ease;
}

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

.sustainability-comparison {
    margin: 2rem 0;
    overflow-x: auto;
}

.sustainability-comparison table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.sustainability-comparison th {
    background-color: #28a745;
    color: white;
    padding: 1rem;
    text-align: left;
}

.sustainability-comparison td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
}

.sustainability-comparison .highlight {
    background-color: #d4edda;
    font-weight: 600;
    color: #28a745;
}

.tech-innovations {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.innovation-box {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #28a745;
}

.innovation-box h4 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

.innovation-box p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.investment {
    display: inline-block;
    background-color: #28a745;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.future-forecast {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.forecast-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.forecast-item h4 {
    color: #0066cc;
    margin-bottom: 0.5rem;
}

.sustainability-stats {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.sustainability-stats h3 {
    color: #0066cc;
    margin-bottom: 1.5rem;
}

.stat-box {
    text-align: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.stat-box:last-child {
    margin-bottom: 0;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #28a745;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

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

    .companies-grid,
    .equipment-grid,
    .services-grid,
    .testimonials-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .profits-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

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

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

    .article-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .blog-articles .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .thanks-actions {
        flex-direction: column;
        align-items: center;
    }

    .contact-info-minimal {
        flex-direction: column;
        align-items: center;
    }

    .financial-metrics,
    .sustainability-projects,
    .tech-innovations,
    .future-forecast {
        grid-template-columns: 1fr;
    }

    .tech-specs,
    .environmental-tech {
        grid-template-columns: 1fr;
    }
}

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

    .navbar {
        padding: 1rem 15px;
    }

    .hero-text h1 {
        font-size: 1.8rem;
    }

    .section {
        padding: 60px 0;
    }

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

    .company-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .modal-content {
        margin: 10% auto;
        padding: 1.5rem;
        width: 95%;
    }

    .cookie-buttons {
        flex-direction: column;
    }

    .article-image {
        height: 200px;
    }

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

    .cost-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .cost-item span:first-child,
    .cost-item span:last-child {
        min-width: auto;
    }

    .rank-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .company {
        margin-left: 0;
    }
}

/* Print Styles */
@media print {
    .header,
    .cookie-banner,
    .modal,
    .share-article,
    .article-cta,
    .footer {
        display: none;
    }

    .article-page {
        padding: 0;
    }

    .article-content {
        grid-template-columns: 1fr;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    h1, h2, h3 {
        page-break-after: avoid;
    }

    .article-header {
        margin-bottom: 2rem;
    }

    .article-image {
        max-height: 300px;
    }
}

/* 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);
}

.slide-up {
    transform: translateY(50px);
    opacity: 0;
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.slide-up.visible {
    transform: translateY(0);
    opacity: 1;
}

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

.text-left {
    text-align: left;
}

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

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

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

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Accessibility */
.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;
}

/* Focus states for better accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid #0066cc;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid #000;
    }
    
    .btn-outline {
        border-width: 3px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #ffffff;
        --card-bg: #2a2a2a;
    }
    
    /* Dark mode styles would go here if needed */
}