/* 
AI Web Design Solutions - Styles
2024
*/

/* ===== Base Styles ===== */
:root {
    /* Colors */
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --secondary: #7209b7;
    --accent: #f72585;
    --light: #f8f9fa;
    --dark: #212529;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    --spacing-xxxl: 5rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1rem;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Manrope:wght@500;600;700;800&display=swap');

/* Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--light);
    overflow-x: hidden;
    position: relative;
}

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

a:hover {
    color: var(--primary-dark);
}

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

ul, ol {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2rem;
    margin-top: var(--spacing-xxl);
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: var(--spacing-xl);
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

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

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

/* Progress Bar */
#progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    z-index: 1000;
    transition: width 0.2s ease;
}

/* Header & Navigation */
header {
    background-color: #fff;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

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

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

nav ul {
    display: flex;
    gap: var(--spacing-lg);
}

nav a {
    color: var(--gray-700);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

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

nav a:hover::after, nav a.active::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/1.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: var(--spacing-xxxl) 0;
    margin-bottom: var(--spacing-xxl);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-customize {
    background-color: var(--gray-600);
}

.btn-customize:hover {
    background-color: var(--gray-700);
}

.btn-reject {
    background-color: transparent;
    color: var(--gray-700);
    border: 1px solid var(--gray-400);
}

.btn-reject:hover {
    background-color: var(--gray-200);
    color: var(--gray-800);
    box-shadow: none;
}

.btn-submit {
    background-color: var(--primary);
    width: 100%;
}

/* Features Section */
.features {
    padding: var(--spacing-xxl) 0;
}

.features h2 {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-card .icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-top: 0;
}

/* Latest Posts Section */
.latest-posts {
    background-color: var(--gray-100);
    padding: var(--spacing-xxl) 0;
}

.latest-posts h2 {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.post-card {
    background-color: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

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

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.post-content {
    padding: var(--spacing-lg);
}

.post-content h3 {
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.read-more {
    display: inline-block;
    font-weight: 600;
    margin-top: var(--spacing-sm);
    color: var(--primary);
    position: relative;
}

.read-more::after {
    content: '→';
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-fast);
}

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

.centered {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* Testimonials Section */
.testimonials {
    padding: var(--spacing-xxl) 0;
}

.testimonials h2 {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

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

.testimonial {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.testimonial .quote {
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
}

.testimonial p {
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.client {
    display: flex;
    align-items: center;
}

.client img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    margin-right: var(--spacing-md);
}

.client h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

.client p {
    margin-bottom: 0;
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* CTA Section */
.cta {
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('images/3.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: var(--spacing-xxxl) 0;
}

.cta h2 {
    color: white;
    margin-top: 0;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: var(--spacing-xl) auto 0;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-size: 1rem;
}

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

/* Footer */
footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-col h3 {
    color: white;
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

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

address p {
    margin-bottom: var(--spacing-xs);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: white;
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-800);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-lg);
    z-index: 999;
    display: none;
}

.cookie-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.cookie-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.cookie-banner a {
    font-size: 0.875rem;
    text-decoration: underline;
}

/* Page Header */
.page-header {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/2.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: var(--spacing-xxl) 0;
    margin-bottom: var(--spacing-xxl);
}

.page-header h1 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    margin-bottom: 0;
    font-size: 1.25rem;
}

/* Blog Page */
.blog-content {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.blog-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.blog-post {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    background-color: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.blog-post .post-image {
    height: 100%;
}

.blog-post .post-content {
    padding: var(--spacing-xl);
}

.post-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.post-date {
    color: var(--gray-600);
}

.post-category {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.blog-post h2 {
    margin-top: 0;
    font-size: 1.5rem;
}

.blog-post .btn {
    margin-top: var(--spacing-md);
}

/* Newsletter Section */
.newsletter {
    background-color: var(--gray-100);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.newsletter h2 {
    margin-top: 0;
}

/* About Page */
.about-content {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.about-intro, .about-values {
    margin-bottom: var(--spacing-xxl);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.value-card {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.value-card .icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
    color: var(--primary);
}

.value-card h3 {
    margin-top: 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.team-member {
    text-align: center;
}

.team-member img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.team-member h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
    font-size: 1.2rem;
}

.team-member p {
    margin-bottom: var(--spacing-xs);
}

.team-member p:nth-of-type(1) {
    font-weight: 600;
    color: var(--primary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: var(--radius-full);
    color: var(--primary);
    transition: all var(--transition-fast);
}

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

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    background-color: var(--gray-300);
}

.timeline-item {
    margin-bottom: var(--spacing-xxl);
    position: relative;
}

.timeline-dot {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background-color: var(--primary);
    border-radius: var(--radius-full);
}

.timeline-content {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    width: 45%;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-content h3 {
    margin-top: 0;
    color: var(--primary);
}

/* Contact Page */
.contact-content {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-info {
    padding-right: var(--spacing-xl);
}

.info-item {
    display: flex;
    margin-bottom: var(--spacing-xl);
}

.info-item .icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: var(--radius-full);
    margin-right: var(--spacing-md);
    color: var(--primary);
    flex-shrink: 0;
}

.details h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.details p {
    margin-bottom: var(--spacing-xs);
}

.social-contact h3 {
    margin-bottom: var(--spacing-md);
}

.contact-form-wrapper {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.contact-form-wrapper h2 {
    margin-top: 0;
    margin-bottom: var(--spacing-xl);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
}

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 30px;
    cursor: pointer;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: var(--gray-200);
    border-radius: var(--radius-sm);
}

.checkbox-container:hover input ~ .checkmark {
    background-color: var(--gray-300);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.map-section {
    padding-bottom: var(--spacing-xxl);
}

.map-container {
    height: 450px;
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-section {
    background-color: var(--gray-100);
    padding: var(--spacing-xxl) 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.faq-item {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

/* Blog Post Single */
.blog-post-single {
    margin-bottom: var(--spacing-xxl);
}

.post-header {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/3.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: var(--spacing-xxl) 0;
    margin-bottom: var(--spacing-xxl);
}

.post-header h1 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.post-header .post-meta {
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.post-author {
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-author img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    margin-right: var(--spacing-md);
}

.post-author p {
    margin-bottom: 0;
    line-height: 1.4;
}

.post-author p:first-of-type {
    font-weight: 600;
}

.post-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
}

.featured-image {
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.post-content h2 {
    margin-top: var(--spacing-xxl);
    font-size: 1.75rem;
}

.post-content h3 {
    font-size: 1.35rem;
}

.post-content ul, .post-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.post-content ul {
    list-style-type: disc;
}

.post-content ol {
    list-style-type: decimal;
}

.post-content li {
    margin-bottom: var(--spacing-xs);
}

.post-intro {
    font-size: 1.25rem;
    color: var(--gray-700);
    border-left: 4px solid var(--primary);
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.post-tags {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-xs);
}

.post-tags span {
    font-weight: 600;
    margin-right: var(--spacing-xs);
}

.post-tags a {
    display: inline-block;
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.post-tags a:hover {
    background-color: var(--primary);
    color: white;
}

.share-post {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
}

.share-post h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.social-share {
    display: flex;
    gap: var(--spacing-md);
}

.social-share a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--gray-200);
    border-radius: var(--radius-full);
    color: var(--gray-700);
    transition: all var(--transition-fast);
}

.social-share a:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.post-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-section {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
}

.sidebar-section h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.author-bio {
    text-align: center;
}

.author-bio img {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
}

.author-bio p {
    font-size: 0.95rem;
}

.author-bio .social-links {
    margin-top: var(--spacing-md);
}

.related-post-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.related-post-item:last-child {
    margin-bottom: 0;
}

.related-post-item img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-right: var(--spacing-md);
}

.related-post-item h4 {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
}

.related-post-item .post-date {
    font-size: 0.8rem;
}

.sidebar-section.newsletter {
    text-align: center;
    background-color: var(--gray-900);
    color: white;
}

.sidebar-section.newsletter h3 {
    color: white;
}

.sidebar-section.newsletter p {
    margin-bottom: var(--spacing-md);
}

.sidebar-section.newsletter .newsletter-form {
    margin-top: 0;
}

.post-navigation {
    background-color: var(--gray-100);
    padding: var(--spacing-xl) 0;
}

.post-nav-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.post-nav-item {
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.post-nav-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.post-nav-item span {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.post-nav-item h4 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.post-nav-item.prev {
    position: relative;
    padding-left: var(--spacing-xxl);
}

.post-nav-item.next {
    position: relative;
    padding-right: var(--spacing-xxl);
    text-align: right;
}

.post-nav-item.prev::before,
.post-nav-item.next::before {
    content: '←';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--primary);
}

.post-nav-item.prev::before {
    left: var(--spacing-md);
}

.post-nav-item.next::before {
    content: '→';
    right: var(--spacing-md);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    border-radius: var(--radius-md);
    max-width: 500px;
    width: 90%;
    padding: var(--spacing-xl);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.close-button {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 1.5rem;
    color: var(--gray-600);
    cursor: pointer;
    line-height: 1;
}

.thank-you-message {
    text-align: center;
}

.thank-you-message svg {
    width: 64px;
    height: 64px;
    color: #4CAF50;
    margin: 0 auto var(--spacing-md);
}

.thank-you-message h2 {
    margin-top: 0;
}

.thank-you-message p {
    margin-bottom: var(--spacing-lg);
}

/* Parallax Effect */
.parallax-section {
    background-attachment: fixed;
    transition: background-position 0.5s ease;
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .post-content {
        grid-template-columns: 1fr;
    }
    
    .post-sidebar {
        position: static;
    }
    
    .timeline::before {
        left: 0;
    }
    
    .timeline-dot {
        left: 0;
    }
    
    .timeline-content {
        width: 90%;
        margin-left: 20px;
    }
    
    .timeline-item:nth-child(odd) .timeline-content {
        margin-left: 20px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        padding-right: 0;
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    nav ul {
        gap: var(--spacing-md);
    }
    
    .blog-post {
        grid-template-columns: 1fr;
    }
    
    .blog-post .post-image {
        height: 200px;
    }
    
    .post-nav-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .post-nav-item.next {
        text-align: left;
        padding-left: var(--spacing-xxl);
        padding-right: var(--spacing-lg);
    }
    
    .post-nav-item.next::before {
        content: '←';
        left: var(--spacing-md);
        right: auto;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input {
        border-radius: var(--radius-md);
        margin-bottom: var(--spacing-sm);
    }
    
    .newsletter-form button {
        border-radius: var(--radius-md);
    }
    
    .cookie-buttons {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    header .container {
        flex-direction: column;
    }
    
    nav {
        margin-top: var(--spacing-md);
    }
    
    nav ul {
        justify-content: center;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .post-header h1 {
        font-size: 1.8rem;
    }
    
    .social-share {
        flex-wrap: wrap;
        justify-content: center;
    }
}