/* Base Styles
---------------------------------------- */
:root {
    /* Color variables */
    --color-primary: #007BFF;
    --color-secondary: #6c757d;
    --color-dark: #343a40;
    --color-light: #f8f9fa;
    --color-white: #ffffff;
    --color-black: #000000;
    --color-gray: #e9ecef;
    --color-success: #28a745;
    --color-info: #17a2b8;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    
    /* Spacing variables */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
    
    /* Font variables */
    --font-family-sans: 'Helvetica Neue', Arial, sans-serif;
    --font-family-serif: Georgia, 'Times New Roman', serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-xxl: 2rem;
    --font-size-xxxl: 2.5rem;
    
    /* Border variables */
    --border-radius-sm: 3px;
    --border-radius-md: 5px;
    --border-radius-lg: 10px;
    --border-radius-circle: 50%;
    
    /* Transition variables */
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.5s;
    
    /* Shadow variables */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--font-size-xxxl);
}

h2 {
    font-size: var(--font-size-xxl);
}

h3 {
    font-size: var(--font-size-xl);
}

h4 {
    font-size: var(--font-size-lg);
}

p {
    margin-bottom: var(--space-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast) ease;
}

a:hover {
    color: #0056b3;
}

ul, ol {
    padding-left: var(--space-xl);
    margin-bottom: var(--space-md);
}

blockquote {
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    border-left: 4px solid var(--color-primary);
    background-color: var(--color-light);
    font-style: italic;
}

blockquote cite {
    display: block;
    margin-top: var(--space-md);
    font-style: normal;
    font-weight: 600;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-tertiary {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #0056b3;
    color: var(--color-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-tertiary {
    background-color: transparent;
    color: var(--color-dark);
    text-decoration: underline;
}

.btn-tertiary:hover {
    color: var(--color-primary);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-normal) ease;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: block;
    max-width: 180px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.main-nav li {
    margin-left: var(--space-lg);
}

.main-nav a {
    color: var(--color-dark);
    font-weight: 500;
    position: relative;
}

.main-nav a:hover {
    color: var(--color-primary);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-fast) ease;
}

.main-nav a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-dark);
    margin: 5px 0;
    transition: all var(--transition-fast) ease;
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    background-color: var(--color-light);
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
}

.hero h1 {
    margin-bottom: var(--space-lg);
}

.hero p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-xl);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.hero-image {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
}

/* Section Styles */
section {
    padding: var(--space-xxl) 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-xxl);
}

.section-header h2 {
    margin-bottom: var(--space-sm);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
}

/* About Section */
.about {
    background-color: var(--color-white);
}

.about-content {
    display: flex;
    align-items: center;
    gap: var(--space-xxl);
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.about-features {
    list-style: none;
    padding: 0;
    margin-top: var(--space-lg);
}

.about-features li {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.about-features svg {
    margin-right: var(--space-md);
    flex-shrink: 0;
}

.about-features span {
    font-weight: 600;
}

/* Services Section */
.services {
    background-color: var(--color-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    margin-bottom: var(--space-lg);
}

.service-card h3 {
    margin-bottom: var(--space-md);
}

/* Projects Section */
.projects {
    background-color: var(--color-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.project-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.project-image {
    width: 100%;
    overflow: hidden;
}

.project-image img, .project-image svg {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-normal) ease;
}

.project-card:hover .project-image img,
.project-card:hover .project-image svg {
    transform: scale(1.05);
}

.project-card h3 {
    padding: var(--space-md) var(--space-md) 0;
}

.project-card p {
    padding: 0 var(--space-md) var(--space-md);
}

.projects-cta {
    text-align: center;
    margin-top: var(--space-xxl);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--color-light);
}

.testimonials-slider {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    justify-content: center;
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    max-width: 500px;
    position: relative;
}

.testimonial-quote {
    margin-bottom: var(--space-md);
}

.testimonial-author {
    margin-top: var(--space-lg);
}

.testimonial-author h4 {
    margin-bottom: var(--space-xs);
}

.testimonial-author p {
    color: var(--color-secondary);
    margin-bottom: 0;
}

/* Team Section */
.team {
    background-color: var(--color-white);
}

.team-image {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    text-align: center;
}

.team-member h3 {
    margin-bottom: var(--space-xs);
}

.team-member p {
    color: var(--color-secondary);
    margin-bottom: 0;
}

/* Blog Preview Section */
.blog-preview {
    background-color: var(--color-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.blog-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.blog-image {
    width: 100%;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-normal) ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--space-lg);
}

.blog-content h3 {
    margin-bottom: var(--space-sm);
}

.read-more {
    display: inline-block;
    margin-top: var(--space-md);
    font-weight: 600;
    color: var(--color-primary);
}

.read-more span {
    display: inline-block;
    transition: transform var(--transition-fast) ease;
}

.read-more:hover span {
    transform: translateX(5px);
}

.blog-cta {
    text-align: center;
    margin-top: var(--space-xxl);
}

/* Contact Section */
.contact {
    background-color: var(--color-white);
}

.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xxl);
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
}

.contact-item svg {
    margin-right: var(--space-md);
    flex-shrink: 0;
}

.contact-item h3 {
    margin-bottom: var(--space-xs);
}

.contact-item p {
    margin-bottom: 0;
}

.social-links h3 {
    margin-bottom: var(--space-md);
}

.social-icons {
    display: flex;
    gap: var(--space-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-circle);
    border: 1px solid var(--color-primary);
    transition: all var(--transition-fast) ease;
}

.social-icons a:hover {
    background-color: var(--color-primary);
}

.social-icons a:hover svg path {
    stroke: var(--color-white);
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--color-gray);
    border-radius: var(--border-radius-md);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Footer Styles */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--space-xxl) 0 var(--space-md);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-bottom: var(--space-xxl);
}

.footer-logo {
    flex: 2;
    min-width: 250px;
}

.footer-logo img {
    margin-bottom: var(--space-md);
}

.footer-links {
    flex: 1;
    min-width: 150px;
}

.footer-links h3 {
    margin-bottom: var(--space-md);
    color: var(--color-white);
}

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

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: #adb5bd;
    transition: color var(--transition-fast) ease;
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-newsletter {
    flex: 2;
    min-width: 250px;
}

.footer-newsletter h3 {
    margin-bottom: var(--space-md);
    color: var(--color-white);
}

.footer-newsletter form {
    display: flex;
    margin-top: var(--space-md);
}

.footer-newsletter input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
}

.footer-newsletter button {
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Blog Page Styles */
.blog-banner {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 160px 0 60px;
    text-align: center;
}

.blog-articles {
    padding: var(--space-xxl) 0;
}

.blog-meta {
    display: flex;
    gap: var(--space-md);
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
    font-size: var(--font-size-sm);
}

.blog-newsletter {
    background-color: var(--color-light);
    padding: var(--space-xxl) 0;
}

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

.newsletter-form {
    display: flex;
    margin-top: var(--space-lg);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-md);
    border: 1px solid var(--color-gray);
    border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
}

.newsletter-form button {
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

/* Article Page Styles */
.article-header {
    padding: 160px 0 60px;
}

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
}

.back-to-blog {
    color: var(--color-primary);
    font-weight: 600;
}

.article-image {
    margin: var(--space-xl) 0;
    text-align: center;
}

.article-content {
    padding: var(--space-xl) 0;
}

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

.article-list {
    margin: var(--space-xl) 0;
}

.list-item {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.list-icon {
    flex-shrink: 0;
}

.list-content h3 {
    margin-bottom: var(--space-sm);
}

.article-tags {
    margin-top: var(--space-xl);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.article-tags span {
    font-weight: 600;
}

.article-tags ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.article-tags li {
    background-color: var(--color-light);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
}

.article-share {
    margin-top: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.article-share span {
    font-weight: 600;
}

.share-buttons {
    display: flex;
    gap: var(--space-sm);
}

.share-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-circle);
    border: 1px solid var(--color-primary);
    transition: all var(--transition-fast) ease;
}

.share-button:hover {
    background-color: var(--color-primary);
}

.share-button:hover svg path {
    stroke: var(--color-white);
}

.article-author-bio {
    display: flex;
    gap: var(--space-lg);
    margin: var(--space-xxl) 0;
    padding: var(--space-lg);
    background-color: var(--color-light);
    border-radius: var(--border-radius-lg);
}

.author-avatar {
    flex-shrink: 0;
}

.author-info h3 {
    margin-bottom: var(--space-xs);
}

.author-title {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.related-articles {
    margin-top: var(--space-xxl);
}

.related-articles h3 {
    margin-bottom: var(--space-lg);
}

.related-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.related-article {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background-color: var(--color-light);
    border-radius: var(--border-radius-md);
    flex: 1;
    min-width: 300px;
    transition: all var(--transition-fast) ease;
}

.related-article:hover {
    background-color: #e2e6ea;
}

.related-article img {
    flex-shrink: 0;
    border-radius: var(--border-radius-sm);
}

.related-article span {
    font-weight: 600;
    color: var(--color-dark);
}

/* Thank You Page Styles */
.thank-you {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
}

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

.thank-you-icon {
    margin-bottom: var(--space-xl);
}

.thank-you h1 {
    margin-bottom: var(--space-lg);
}

.thank-you p {
    margin-bottom: var(--space-xl);
}

/* Legal Pages Styles */
.legal {
    padding: 160px 0 60px;
}

.legal-header {
    text-align: center;
    margin-bottom: var(--space-xxl);
}

.legal-header p {
    color: var(--color-secondary);
}

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

.legal-section {
    margin-bottom: var(--space-xxl);
}

.legal-section h2 {
    margin-bottom: var(--space-lg);
}

.legal-section h3 {
    margin-top: var(--space-lg);
    margin-bottom: var(--space-md);
}

.cookie-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
}

.cookie-table th, .cookie-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-gray);
}

.cookie-table th {
    background-color: var(--color-light);
    font-weight: 600;
}

address {
    font-style: normal;
    margin: var(--space-lg) 0;
    padding: var(--space-lg);
    background-color: var(--color-light);
    border-radius: var(--border-radius-md);
}

/* Responsive Styles */
@media (min-width: 768px) {
    .hero .container, 
    .about-content {
        display: flex;
        align-items: center;
        gap: var(--space-xxl);
    }
    
    .hero-content, .hero-image,
    .about-text, .about-image {
        flex: 1;
    }
}

@media (max-width: 991px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    .hero {
        padding: 130px 0 60px;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-top: var(--space-xl);
    }
    
    .contact-content {
        flex-direction: column;
    }
}

@media (max-width: 767px) {
    .header {
        padding: var(--space-sm) 0;
    }
    
    .main-nav {
        display: none;
    }
    
    .main-nav.active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        box-shadow: var(--shadow-md);
        padding: var(--space-md) 0;
    }
    
    .main-nav.active ul {
        flex-direction: column;
        align-items: center;
    }
    
    .main-nav.active li {
        margin: var(--space-sm) 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        padding: 120px 0 40px;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-header {
        margin-bottom: var(--space-xl);
    }
    
    .testimonials-slider, 
    .footer-content {
        flex-direction: column;
    }
    
    .testimonial-card {
        width: 100%;
    }
    
    .footer-logo, 
    .footer-links, 
    .footer-newsletter {
        width: 100%;
        margin-bottom: var(--space-lg);
    }
    
    .article-author-bio {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

.header-inner a {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}