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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

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

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: #2563eb;
}

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

.nav-list {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: #64748b;
    transition: color 0.2s;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #2563eb;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: #2563eb;
    border-color: #2563eb;
}

.btn-secondary:hover {
    background: #2563eb;
    color: white;
}

.btn-outline {
    background: transparent;
    color: #64748b;
    border-color: #d1d5db;
}

.btn-outline:hover {
    background: #f8fafc;
    border-color: #9ca3af;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 4rem 0;
}

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

.hero-text h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.hero-text p {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2rem;
}

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

.hero-image img {
    width: 100%;
    max-width: 500px;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background: #fff;
}

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

.feature-card {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 12px;
    background: #f8fafc;
    transition: transform 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
}

.feature-card p {
    color: #64748b;
}

/* Course Sections */
.featured-courses,
.courses-catalog {
    padding: 4rem 0;
    background: #f8fafc;
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #1e293b;
}

.section-header p {
    font-size: 1.25rem;
    color: #64748b;
}

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

.course-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.2s;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.course-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

.course-content {
    padding: 1.5rem;
}

.course-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: #64748b;
}

.course-category {
    background: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 500;
}

.course-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #1e293b;
}

.course-title a:hover {
    color: #2563eb;
}

.course-description {
    color: #64748b;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #059669;
}

.section-footer {
    text-align: center;
}

/* Course Filters */
.catalog-filters {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 3rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.search-box {
    margin-bottom: 1.5rem;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
}

.search-box input:focus {
    outline: none;
    border-color: #2563eb;
}

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

.filter-controls select {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    background: white;
}

.filter-controls select:focus {
    outline: none;
    border-color: #2563eb;
}

.no-results {
    text-align: center;
    padding: 3rem;
    color: #64748b;
    font-size: 1.125rem;
}

/* Course Detail Page */
.course-hero {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 4rem 0;
}

.course-hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.course-hero-text h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.course-hero-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.course-hero-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.9;
}

.course-hero-text p {
    font-size: 1.25rem;
    opacity: 0.9;
    line-height: 1.6;
}

.course-purchase-card {
    background: white;
    color: #333;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.course-price-display {
    text-align: center;
    margin-bottom: 2rem;
}

.course-price-display .price {
    font-size: 3rem;
    font-weight: 800;
    color: #059669;
}

.course-features {
    list-style: none;
    margin-bottom: 2rem;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #64748b;
}

.course-features li::before {
    content: '✓';
    color: #059669;
    font-weight: bold;
}

.course-detail-content {
    padding: 4rem 0;
}

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

.course-section {
    margin-bottom: 3rem;
}

.course-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.course-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #334155;
}

.course-section p {
    color: #64748b;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.course-section ul {
    list-style-position: inside;
    list-style-type: disc;
    color: #64748b;
}

.course-section ul li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
}

.curriculum-list {
    list-style: none;
}

.curriculum-item {
    background: #f8fafc;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    border-left: 4px solid #2563eb;
}

.curriculum-item h4 {
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.curriculum-item p {
    color: #64748b;
    font-size: 0.875rem;
    margin: 0;
}

.instructor-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.instructor-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
}

.instructor-bio {
    color: #64748b;
    line-height: 1.6;
}

.faq-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    text-align: left;
    background: #f8fafc;
    border: none;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s;
}

.faq-question:hover {
    background: #e2e8f0;
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 200px;
}

.faq-item.active .faq-question .faq-icon {
    transform: rotate(45deg);
}

.faq-icon {
    transition: transform 0.3s;
}

/* Trust Section */
.trust {
    padding: 4rem 0;
    background: #1e293b;
    color: white;
}

.trust-content {
    text-align: center;
}

.trust h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
}

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

.trust-item {
    text-align: center;
    padding: 2rem 1rem;
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.trust-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.trust-item p {
    opacity: 0.9;
    line-height: 1.6;
}

/* Checkout Styles */
.checkout {
    padding: 2rem 0 4rem;
    background: #f8fafc;
    min-height: calc(100vh - 200px);
}

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

.checkout-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: #1e293b;
}

.checkout-steps {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.step {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    background: #e2e8f0;
    color: #64748b;
    font-weight: 600;
}

.step.active {
    background: #2563eb;
    color: white;
}

.step.completed {
    background: #059669;
    color: white;
}

.step-number {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

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

.checkout-form {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-section {
    margin-bottom: 2rem;
}

.form-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.error-message {
    display: block;
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-weight: normal;
    line-height: 1.5;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
}

.order-summary {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    height: fit-content;
    position: sticky;
    top: 2rem;
}

.summary-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.5rem;
}

.summary-total {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    color: #64748b;
}

.final-total {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e293b;
    padding-top: 0.75rem;
    border-top: 1px solid #e2e8f0;
}

.trust-badges {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
}

.trust-badges .trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0;
    text-align: left;
}

.trust-badges .trust-icon {
    font-size: 1.25rem;
    margin: 0;
}

.payment-methods {
    margin-bottom: 2rem;
}

.payment-icons {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: #f0fdf4;
    color: #059669;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
}

/* Success Page */
.success-page {
    padding: 4rem 0;
    background: #f8fafc;
    min-height: calc(100vh - 200px);
}

.success-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

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

.success-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: #059669;
    margin-bottom: 1rem;
}

.success-message {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 3rem;
}

.order-details {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: left;
}

.order-summary-success h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.next-steps {
    margin-top: 2rem;
}

.next-steps h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step-item {
    text-align: center;
    padding: 1.5rem;
    border-radius: 8px;
    background: #f8fafc;
}

.step-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.step-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1e293b;
}

.step-item p {
    color: #64748b;
    font-size: 0.875rem;
}

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

.important-note {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 2rem;
    text-align: left;
}

.important-note p {
    color: #92400e;
    margin: 0;
}

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.9;
}

/* About Page */
.about-content,
.contact-content {
    padding: 4rem 0;
}

.about-grid,
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h2,
.about-text h3 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.about-text h2 {
    font-size: 2rem;
    font-weight: 700;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2rem;
}

.about-text p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-list {
    list-style-position: inside;
    list-style-type: disc;
    color: #64748b;
}

.feature-list li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
}

.values {
    padding: 4rem 0;
    background: #f8fafc;
}

.values h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    color: #1e293b;
}

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

.value-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
}

.value-card p {
    color: #64748b;
    line-height: 1.6;
}

.team {
    padding: 4rem 0;
}

.approach-content p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
    background: #f8fafc;
    border-radius: 12px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #64748b;
    font-weight: 600;
}

.cta-section {
    padding: 4rem 0;
    background: #2563eb;
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

/* Contact Page */
.contact-form-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.contact-info-section {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
}

.contact-info-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

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

.contact-method {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e2e8f0;
}

.contact-method:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.contact-icon {
    font-size: 1.5rem;
    color: #2563eb;
    margin-top: 0.25rem;
}

.contact-details h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1e293b;
}

.contact-details p {
    color: #64748b;
    margin-bottom: 0.25rem;
}

.contact-details small {
    color: #9ca3af;
    font-size: 0.875rem;
}

.contact-details a {
    color: #2563eb;
}

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

.support-hours h3,
.quick-links h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.hours-list {
    margin-bottom: 2rem;
}

.hours-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

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

.quick-links ul {
    list-style: none;
}

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

.quick-links a {
    color: #2563eb;
    text-decoration: none;
}

.quick-links a:hover {
    text-decoration: underline;
}

.form-success {
    background: #f0fdf4;
    border: 1px solid #10b981;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}

.form-success h3 {
    color: #059669;
    margin-bottom: 1rem;
}

.form-success p {
    color: #047857;
    margin: 0;
}

/* FAQ Page */
.faq-content {
    padding: 4rem 0;
}

.faq-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.faq-category-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    background: white;
    color: #64748b;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.faq-category-btn.active,
.faq-category-btn:hover {
    border-color: #2563eb;
    color: #2563eb;
    background: #f0f9ff;
}

.faq-sections {
    max-width: 800px;
    margin: 0 auto;
}

.faq-section {
    display: none;
}

.faq-section.active {
    display: block;
}

.faq-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

.faq-list {
    margin-bottom: 2rem;
}

.faq-contact {
    text-align: center;
    background: #f8fafc;
    padding: 3rem 2rem;
    border-radius: 12px;
    margin-top: 3rem;
}

.faq-contact h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
}

.faq-contact p {
    color: #64748b;
    margin-bottom: 2rem;
}

/* Legal Pages */
.legal-page {
    padding: 4rem 0;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.legal-content h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #1e293b;
}

.last-updated {
    color: #64748b;
    margin-bottom: 3rem;
    font-style: italic;
}

.legal-section {
    margin-bottom: 3rem;
}

.legal-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
}

.legal-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
    color: #334155;
}

.legal-section p {
    color: #64748b;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.legal-section ul {
    list-style-position: inside;
    list-style-type: disc;
    color: #64748b;
    margin-bottom: 1rem;
}

.legal-section li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
}

.contact-info {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.contact-info a {
    color: #2563eb;
    text-decoration: none;
}

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

/* Footer */
.footer {
    background: #1e293b;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

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

.footer-section h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .course-hero-content {
        grid-template-columns: 1fr;
    }
    
    .course-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .checkout-content {
        grid-template-columns: 1fr;
    }
    
    .checkout-steps {
        flex-direction: column;
        align-items: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .filter-controls {
        grid-template-columns: 1fr;
    }
    
    .faq-categories {
        flex-direction: column;
        align-items: center;
    }
    
    .success-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-text h1 {
        font-size: 1.75rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .course-hero-text h1 {
        font-size: 2rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .checkout-form,
    .order-summary {
        padding: 1rem;
    }
    
    .legal-content {
        padding: 2rem 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Focus States for Accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .btn,
    .mobile-menu-toggle {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}