/* 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;
}

/* 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;
}

p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background-color: #007bff;
    color: white;
}

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #545b62;
}

.btn-outline {
    background-color: transparent;
    color: #007bff;
    border: 2px solid #007bff;
}

.btn-outline:hover {
    background-color: #007bff;
    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;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
}

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

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

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

.nav-link:hover,
.nav-link.active {
    color: #007bff;
}

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

.bar {
    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%);
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 2rem;
}

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

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

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
}

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

.about-text h3 {
    color: #212529;
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #007bff;
}

.stat-label {
    font-size: 1rem;
    color: #6c757d;
}

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

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

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

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

.service-icon {
    margin-bottom: 1.5rem;
}

.service-icon img {
    width: 60px;
    height: 60px;
}

.service-title {
    color: #212529;
    margin-bottom: 1rem;
}

.service-description {
    color: #6c757d;
}

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

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

.testimonial-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid #007bff;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: #495057;
}

.testimonial-author h4 {
    color: #212529;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: #6c757d;
    font-size: 0.9rem;
}

.testimonials-bg {
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0.1;
    z-index: -1;
}

.testimonials-bg-img {
    width: 300px;
    height: auto;
}

/* Newsletter Section */
.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
}

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

.newsletter-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.newsletter-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.newsletter-form {
    display: grid;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}

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

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

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

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

.contact-item h3 {
    color: #007bff;
    margin-bottom: 0.5rem;
}

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

/* Footer */
.footer {
    background-color: #212529;
    color: white;
    padding: 60px 0 20px;
    position: relative;
    z-index: 10;
}

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

.footer-logo-img {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-description {
    color: #adb5bd;
    margin-bottom: 1.5rem;
}

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

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

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

.footer-links a {
    color: #adb5bd;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
    pointer-events: auto;
    position: relative;
    z-index: 1;
}

.footer-links a:hover {
    color: #007bff;
}

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

.social-link {
    color: #adb5bd;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #007bff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #495057;
    color: #adb5bd;
}

/* Blog Styles */
.blog-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.blog-title {
    font-size: 3rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 1rem;
}

.blog-subtitle {
    font-size: 1.2rem;
    color: #6c757d;
}

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

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

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

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

.article-image {
    height: 200px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    padding: 1.5rem;
}

.article-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #6c757d;
}

.article-date {
    color: #007bff;
}

.article-category {
    background-color: #e9ecef;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.article-title a {
    color: #212529;
    font-size: 1.25rem;
    font-weight: 600;
}

.article-title a:hover {
    color: #007bff;
}

.article-excerpt {
    color: #6c757d;
    margin-bottom: 1rem;
}

.article-link {
    color: #007bff;
    font-weight: 500;
    text-decoration: none;
}

.article-link:hover {
    text-decoration: underline;
}

/* Article Page Styles */
.article-header {
    padding: 120px 0 60px;
    background-color: #f8f9fa;
}

.article-breadcrumb {
    font-size: 0.9rem;
    color: #6c757d;
    margin-bottom: 1rem;
}

.article-breadcrumb a {
    color: #007bff;
}

.article-content {
    padding: 60px 0;
}

.article-content .container {
    max-width: 800px;
}

.article-text {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-intro {
    font-size: 1.2rem;
    font-weight: 500;
    color: #495057;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-left: 4px solid #007bff;
    border-radius: 5px;
}

.article-text h2 {
    color: #212529;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.article-text h3 {
    color: #343a40;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.article-text h4 {
    color: #495057;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

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

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

.calculation-example {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid #28a745;
}

.calculation-example h4 {
    color: #28a745;
    margin-bottom: 1rem;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #e9ecef;
}

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

.tag {
    background-color: #e9ecef;
    color: #495057;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
}

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

.share-link {
    color: #007bff;
    font-weight: 500;
}

.share-link:hover {
    text-decoration: underline;
}

.related-articles {
    padding: 60px 0;
    background-color: #f8f9fa;
}

/* Thanks Page */
.thanks-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.thanks-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.thanks-icon {
    margin-bottom: 2rem;
}

.thanks-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #28a745;
    margin-bottom: 1.5rem;
}

.thanks-text {
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 2rem;
}

.thanks-info {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    text-align: left;
}

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

.thanks-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.thanks-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

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

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

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

.legal-date {
    color: #6c757d;
    font-style: italic;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.legal-content h2 {
    color: #212529;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.legal-content h3 {
    color: #343a40;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

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

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

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

.cookie-table {
    margin: 1.5rem 0;
    overflow-x: auto;
}

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

.cookie-table th,
.cookie-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

.cookie-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #495057;
}

.cookie-settings-button {
    text-align: center;
    margin-top: 2rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    z-index: 1001;
    max-width: 600px;
    margin: 0 auto;
}

.cookie-content p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

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

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

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

.cookie-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e9ecef;
}

.cookie-modal-header h3 {
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #6c757d;
}

.cookie-modal-body {
    padding: 20px;
}

.cookie-category {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
}

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

.cookie-category div {
    flex: 1;
    margin-right: 20px;
}

.cookie-category h4 {
    margin-bottom: 5px;
}

.cookie-category p {
    font-size: 0.9rem;
    color: #6c757d;
    margin: 0;
}

.cookie-toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.cookie-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #007bff;
}

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

.cookie-modal-footer {
    padding: 20px;
    text-align: center;
    border-top: 1px solid #e9ecef;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .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-menu li {
        margin: 1rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .article-footer {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-banner {
        bottom: 10px;
        left: 10px;
        right: 10px;
    }
    
    .cookie-buttons {
        justify-content: center;
    }
    
    .cookie-buttons .btn {
        flex: 1;
        min-width: 120px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .thanks-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cookie-category {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cookie-category div {
        margin-right: 0;
        margin-bottom: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .blog-title {
        font-size: 2.5rem;
    }
    
    .newsletter-title {
        font-size: 2rem;
    }
    
    .thanks-title {
        font-size: 2rem;
    }
    
    .article-title {
        font-size: 1.8rem;
    }
    
    .cookie-modal-content {
        width: 95%;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for better accessibility */
.btn:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid rgba(0, 123, 255, 0.5);
    outline-offset: 2px;
}

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