/* 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;
}

/* Color Variables */
:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #ef4444;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --bg-light: #f9fafb;
    --bg-dark: #111827;
    --white: #ffffff;
    --uk-red: #c8102e;
    --uk-blue: #012169;
}

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

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background-color: #1e40af;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Icons */
.icon {
    width: 2rem;
    height: 2rem;
    color: var(--primary-color);
}

/* Header */
.header {
    background-color: var(--white);
    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;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo {
    height: 2.5rem;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

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

.bar {
    width: 1.5rem;
    height: 2px;
    background-color: var(--text-dark);
    margin: 2px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg-light) 0%, #e0f2fe 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

.hero-title {
    font-size: 3rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

.hero-graphic {
    width: 100%;
    height: auto;
    max-width: 500px;
}

/* Section Styles */
section {
    padding: 4rem 0;
}

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

.section-title {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

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

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

.about-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

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

.card-icon .icon {
    width: 3rem;
    height: 3rem;
    color: var(--secondary-color);
}

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

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: transform 0.3s ease;
}

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

.service-card.featured {
    border: 2px solid var(--secondary-color);
    transform: scale(1.05);
}

.service-badge {
    position: absolute;
    top: -10px;
    right: 1rem;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

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

.service-icon .icon {
    width: 3rem;
    height: 3rem;
    color: var(--secondary-color);
}

.service-features {
    list-style: none;
    margin: 1.5rem 0;
}

.service-features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 1.5rem;
}

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

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

.testimonial-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.testimonial-icon {
    margin-bottom: 1rem;
}

.testimonial-icon .icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--secondary-color);
}

.testimonial-rating {
    margin-bottom: 1rem;
}

.stars {
    color: var(--warning-color);
    font-size: 1.25rem;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.testimonial-author strong {
    color: var(--text-dark);
}

.testimonial-author span {
    color: var(--text-light);
}

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

.blog-card {
    background-color: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.blog-image {
    height: 200px;
    background-color: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-img {
    width: 4rem;
    height: 4rem;
    color: var(--secondary-color);
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
}

.blog-category {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.blog-title a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.25rem;
    font-weight: 600;
}

.blog-title a:hover {
    color: var(--primary-color);
}

.blog-excerpt {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.blog-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.blog-link:hover {
    color: var(--secondary-color);
}

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

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

.contact-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    text-decoration: none;
    color: var(--text-dark);
}

.contact-icon .icon {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--secondary-color);
}

.contact-text strong {
    display: block;
    color: var(--text-dark);
}

.contact-text span {
    color: var(--text-light);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.social-link:hover {
    background-color: var(--secondary-color);
}

.social-link svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* Form Styles */
.form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.form p {
    margin-bottom: 2rem;
    color: var(--text-light);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-description {
    color: #9ca3af;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
}

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

.footer-social .social-link {
    width: 2rem;
    height: 2rem;
    background-color: #374151;
}

.footer-social .social-link:hover {
    background-color: var(--primary-color);
}

.footer-social .social-link svg {
    width: 1rem;
    height: 1rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 1rem;
    z-index: 1001;
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
    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;
}

.cookie-text h4 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.cookie-text p {
    color: var(--text-light);
    margin-bottom: 0;
}

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

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1002;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.cookie-modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    border-radius: 1rem;
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin-bottom: 0;
    color: var(--text-dark);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

.modal-body {
    padding: 1.5rem;
}

.cookie-category {
    margin-bottom: 1.5rem;
}

.cookie-toggle {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    cursor: pointer;
}

.cookie-toggle input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    width: 3rem;
    height: 1.5rem;
    background-color: var(--border-color);
    border-radius: 1rem;
    position: relative;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 1.25rem;
    height: 1.25rem;
    background-color: var(--white);
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.cookie-toggle input[type="checkbox"]:checked + .toggle-slider {
    background-color: var(--primary-color);
}

.cookie-toggle input[type="checkbox"]:checked + .toggle-slider::before {
    transform: translateX(1.5rem);
}

.cookie-toggle input[type="checkbox"]:disabled + .toggle-slider {
    background-color: var(--success-color);
    opacity: 0.6;
}

.toggle-content strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 0.25rem;
}

.toggle-content p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.875rem;
}

.modal-footer {
    padding: 0 1.5rem 1.5rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Legal Pages */
.legal-section {
    padding: 6rem 0 4rem;
    background-color: var(--bg-light);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.legal-meta {
    background-color: var(--bg-light);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
}

.legal-meta p {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.legal-text h2 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-text h3 {
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-text ul,
.legal-text ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.legal-text li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.contact-info {
    background-color: var(--bg-light);
    padding: 1rem;
    border-radius: 0.5rem;
    margin: 1rem 0;
}

.contact-info strong {
    color: var(--text-dark);
}

.contact-info a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

.cookie-table {
    margin: 1rem 0;
    overflow-x: auto;
}

.cookie-table table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.cookie-table th,
.cookie-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

.cookie-table td {
    color: var(--text-light);
}

.cookie-preferences-section {
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin: 2rem 0;
    text-align: center;
}

/* Thanks Page */
.thanks-section {
    padding: 6rem 0 4rem;
    background-color: var(--bg-light);
    min-height: 80vh;
}

.thanks-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    background-color: var(--white);
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

.success-icon {
    width: 4rem;
    height: 4rem;
    color: var(--success-color);
}

.thanks-title {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.thanks-message {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.next-steps {
    margin-bottom: 3rem;
    text-align: left;
}

.next-steps h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.step-card {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--bg-light);
    border-radius: 0.5rem;
}

.step-number {
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin: 0 auto 1rem;
}

.thanks-resources {
    margin-bottom: 3rem;
    text-align: left;
}

.thanks-resources h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.resource-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.resource-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: 0.5rem;
    text-decoration: none;
    color: var(--text-dark);
    transition: background-color 0.3s ease;
}

.resource-link:hover {
    background-color: var(--border-color);
}

.resource-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.thanks-contact {
    margin-bottom: 3rem;
}

.contact-quick {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

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

/* Article Styles */
.article-section {
    padding: 6rem 0 4rem;
    background-color: var(--bg-light);
}

.article-header {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.breadcrumb {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.article-category {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.article-title {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.article-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

.featured-image {
    width: 6rem;
    height: 6rem;
    color: var(--secondary-color);
    margin: 0 auto;
    display: block;
}

.article-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.article-text {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.intro-paragraph {
    font-size: 1.125rem;
    color: var(--text-dark);
    font-weight: 500;
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: 0.5rem;
}

.article-text h2 {
    color: var(--primary-color);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.article-text h3 {
    color: var(--text-dark);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.article-text h4 {
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

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

.article-text li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.structure-box,
.example-box,
.vocabulary-box,
.technique-example,
.symptoms-grid,
.mindset-comparison,
.daily-structure,
.progress-tracking,
.smart-goals,
.reading-stats,
.strategy-table,
.key-takeaways {
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin: 1.5rem 0;
}

.structure-box h4,
.example-box h4,
.vocabulary-box h4,
.technique-example h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.symptoms-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.symptom-category h4 {
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

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

.negative-thoughts,
.positive-thoughts {
    padding: 1rem;
    border-radius: 0.5rem;
}

.negative-thoughts {
    background-color: #fef2f2;
    border-left: 4px solid var(--accent-color);
}

.positive-thoughts {
    background-color: #f0fdf4;
    border-left: 4px solid var(--success-color);
}

.strategy-table table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.strategy-table th,
.strategy-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.strategy-table th {
    background-color: var(--white);
    font-weight: 600;
    color: var(--text-dark);
}

.key-takeaways {
    border-left: 4px solid var(--primary-color);
    background-color: #eff6ff;
}

.key-takeaways h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.study-week {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: 0.5rem;
    margin: 2rem 0;
    border-left: 4px solid var(--secondary-color);
}

.study-week h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.study-week h4 {
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

/* Article Sidebar */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-section {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.sidebar-section h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.related-articles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.related-link {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: 0.5rem;
    text-decoration: none;
    color: var(--text-dark);
    transition: background-color 0.3s ease;
}

.related-link:hover {
    background-color: var(--border-color);
}

.related-image {
    flex-shrink: 0;
}

.related-image .icon {
    width: 2rem;
    height: 2rem;
    color: var(--primary-color);
}

.related-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.related-content p {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.cta-box {
    text-align: center;
}

.cta-box p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

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

    .hero-title {
        font-size: 2rem;
    }

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

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

    .article-text {
        padding: 2rem;
    }

    .symptoms-grid,
    .mindset-comparison {
        grid-template-columns: 1fr;
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

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

    .article-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }

    .hero {
        padding: 6rem 0 3rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

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

    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .article-text {
        padding: 1.5rem;
    }

    .thanks-content {
        padding: 2rem;
    }

    .legal-content {
        padding: 2rem;
    }

    .form {
        padding: 1.5rem;
    }
}

/* 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;
}

/* Loading States */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

.btn.loading {
    position: relative;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin: -0.5rem 0 0 -0.5rem;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 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 styles */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus {
    outline: 2px solid var(--white);
    outline-offset: 2px;
}

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

    .article-section {
        padding: 0;
        background: white;
    }

    .article-text {
        box-shadow: none;
        padding: 0;
    }

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