/* 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: #1f2937;
    background-color: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #2563eb;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.btn-primary {
    background-color: #3b82f6;
    color: white;
}

.btn-primary:hover {
    background-color: #2563eb;
    color: white;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background-color: #4b5563;
    color: white;
    transform: translateY(-1px);
}

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

.btn-full {
    width: 100%;
}

/* Header */
.header {
    background-color: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
}

.nav-logo {
    width: 40px;
    height: 40px;
    margin-right: 0.5rem;
}

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

.nav-link {
    color: #4b5563;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #3b82f6;
    border-bottom-color: #3b82f6;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #4b5563;
    margin: 2px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    overflow: hidden;
}

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

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: #f9fafb;
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

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

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

.feature-title {
    margin-bottom: 1rem;
    color: #1f2937;
}

.feature-desc {
    color: #6b7280;
}

/* Section Styles */
.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #1f2937;
}

.section-actions {
    text-align: center;
    margin-top: 3rem;
}

/* Courses Grid */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.course-card {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

.course-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.course-card-content {
    padding: 1.5rem;
}

.course-card-header {
    margin-bottom: 1rem;
}

.course-card-category {
    display: inline-block;
    background-color: #dbeafe;
    color: #1e40af;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.course-card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.course-card-title a {
    color: #1f2937;
}

.course-card-title a:hover {
    color: #3b82f6;
}

.course-card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 1rem;
}

.course-card-desc {
    color: #6b7280;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.course-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-card-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #059669;
}

.course-card-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Featured Courses */
.featured-courses {
    padding: 4rem 0;
}

/* Trust Section */
.trust-section {
    padding: 4rem 0;
    background-color: #f9fafb;
}

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

.trust-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #059669;
    font-weight: 500;
}

.trust-icon {
    color: #059669;
    font-weight: bold;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Catalog Filters */
.catalog-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-label {
    font-weight: 500;
    color: #374151;
    font-size: 0.875rem;
}

.filter-input,
.filter-select {
    padding: 0.5rem 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    min-width: 150px;
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Courses Catalog */
.courses-catalog {
    padding: 2rem 0 4rem;
}

.no-results {
    text-align: center;
    padding: 3rem 0;
    color: #6b7280;
}

/* Course Detail */
.course-detail {
    padding-bottom: 4rem;
}

.course-hero {
    background-color: #f9fafb;
    padding: 2rem 0;
}

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

.course-breadcrumb {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.course-breadcrumb a {
    color: #6b7280;
}

.course-breadcrumb a:hover {
    color: #3b82f6;
}

.course-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.course-short-desc {
    font-size: 1.125rem;
    color: #6b7280;
    margin-bottom: 1.5rem;
}

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

.course-meta-item {
    display: inline-block;
    background-color: #e5e7eb;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
}

.course-pricing {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.course-price {
    font-size: 2rem;
    font-weight: 700;
    color: #059669;
}

.course-image {
    text-align: center;
}

.course-detail-img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.course-details {
    padding: 4rem 0;
}

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

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

.course-section h2 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.course-learning-list {
    list-style: none;
    padding: 0;
}

.course-learning-list li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

.course-learning-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #059669;
    font-weight: bold;
}

.course-curriculum {
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    overflow: hidden;
}

.curriculum-item {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    background-color: #f9fafb;
}

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

.curriculum-item h4 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.curriculum-item p {
    color: #6b7280;
    font-size: 0.875rem;
    margin: 0;
}

.instructor-info h3 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.course-faq {
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    overflow: hidden;
}

.faq-item {
    border-bottom: 1px solid #e5e7eb;
}

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

.faq-question-btn {
    width: 100%;
    text-align: left;
    padding: 1rem 1.5rem;
    background-color: #f9fafb;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.faq-question-btn:hover {
    background-color: #f3f4f6;
}

.faq-answer {
    padding: 1rem 1.5rem;
    background-color: white;
    color: #6b7280;
}

/* Course Sidebar */
.course-sidebar {
    position: sticky;
    top: 100px;
}

.course-card {
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 2rem;
}

.course-card-content {
    padding: 1.5rem;
}

.course-card-price {
    text-align: center;
    margin-bottom: 1.5rem;
}

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

.course-includes {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.course-includes h4 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.course-includes ul {
    list-style: none;
    padding: 0;
}

.course-includes li {
    padding: 0.25rem 0;
    color: #6b7280;
    font-size: 0.875rem;
}

.course-requirements {
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.course-requirements h4 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.course-requirements ul {
    list-style: none;
    padding: 0;
}

.course-requirements li {
    padding: 0.25rem 0;
    color: #6b7280;
    font-size: 0.875rem;
    padding-left: 1rem;
    position: relative;
}

.course-requirements li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #9ca3af;
}

/* Course Not Found */
.course-not-found {
    padding: 4rem 0;
    text-align: center;
}

.not-found-content h1 {
    margin-bottom: 1rem;
    color: #ef4444;
}

.not-found-content p {
    margin-bottom: 2rem;
    color: #6b7280;
}

/* Checkout */
.checkout {
    padding: 2rem 0 4rem;
}

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

.checkout-title {
    margin-bottom: 2rem;
}

.checkout-steps {
    display: flex;
    justify-content: center;
    gap: 2rem;
    max-width: 400px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #9ca3af;
}

.step.active {
    color: #3b82f6;
}

.step.completed {
    color: #059669;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #e5e7eb;
    color: #6b7280;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.step.active .step-number {
    background-color: #3b82f6;
    color: white;
}

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

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

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

.checkout-section h2 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

/* Forms */
.checkout-form,
.contact-form {
    max-width: none;
}

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

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    min-height: 1.25rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

.checkbox-group {
    display: flex;
    align-items: start;
    gap: 0.5rem;
}

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

.checkbox-label {
    font-size: 0.875rem;
    color: #374151;
}

/* Payment Methods */
.payment-methods {
    margin-bottom: 2rem;
}

.payment-methods h3 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.payment-icons {
    display: flex;
    gap: 0.5rem;
}

.security-notice {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 0.5rem;
    margin: 1.5rem 0;
}

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

.security-text p {
    margin: 0;
    font-size: 0.875rem;
}

.security-text p:first-child {
    font-weight: 500;
    color: #065f46;
}

.security-text p:last-child {
    color: #047857;
}

/* Order Summary */
.order-summary {
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.order-summary h3 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.order-course {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.order-course-image {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: 0.375rem;
    overflow: hidden;
}

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

.order-course-details h4 {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
    color: #1f2937;
}

.order-course-details p {
    font-size: 0.75rem;
    color: #6b7280;
    margin: 0;
}

.order-total {
    border-top: 1px solid #e5e7eb;
    padding-top: 1rem;
}

.total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.total-final {
    font-weight: 700;
    font-size: 1.125rem;
    border-top: 1px solid #e5e7eb;
    padding-top: 0.5rem;
    margin-top: 0.5rem;
}

/* Customer Info */
.customer-info {
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.customer-info h3 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.billing-details {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 1rem;
}

.edit-info-link {
    font-size: 0.875rem;
    color: #3b82f6;
}

.edit-info-link:hover {
    color: #2563eb;
}

/* Trust Badges */
.trust-badges {
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.trust-badges h4 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.trust-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: #374151;
}

/* Demo Notice */
.demo-notice {
    margin-top: 2rem;
    padding: 1rem;
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 0.5rem;
}

.notice-content {
    display: flex;
    gap: 1rem;
}

.notice-content p {
    margin: 0;
    font-size: 0.875rem;
    color: #92400e;
}

.notice-content p:first-child {
    font-weight: 500;
}

/* Success Page */
.success-page {
    padding: 4rem 0;
}

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

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

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

.success-subtitle {
    font-size: 1.125rem;
    color: #6b7280;
    margin-bottom: 3rem;
}

.order-details {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
    text-align: left;
}

.order-details h2 {
    margin-bottom: 1.5rem;
    color: #1f2937;
    text-align: center;
}

.order-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.purchased-course {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.customer-details {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.order-total-section {
    text-align: right;
}

.total-amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: #059669;
}

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

.next-steps h3 {
    margin-bottom: 2rem;
    color: #1f2937;
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: left;
}

.step-item {
    display: flex;
    gap: 1rem;
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #3b82f6;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.step-content p {
    color: #6b7280;
    margin: 0;
}

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

.demo-reminder {
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 0.5rem;
    padding: 1rem;
}

.reminder-content {
    display: flex;
    gap: 1rem;
    align-items: start;
}

.reminder-content p {
    margin: 0;
    font-size: 0.875rem;
    color: #92400e;
}

.reminder-content p:first-child {
    font-weight: 500;
}

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

.about-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}

.about-text h2 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.about-image {
    text-align: center;
}

.about-img {
    width: 100%;
    max-width: 400px;
    height: auto;
}

.mission-vision {
    margin-bottom: 4rem;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.mission-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
}

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

.mission-card h3 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.values-section {
    margin-bottom: 4rem;
}

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

.value-item {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    border-left: 4px solid #3b82f6;
}

.value-item h4 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.value-item p {
    color: #6b7280;
    margin: 0;
}

.stats-section {
    margin-bottom: 4rem;
    background-color: #f9fafb;
    padding: 3rem 0;
    border-radius: 1rem;
}

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

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #3b82f6;
    display: block;
}

.stat-label {
    color: #6b7280;
    font-weight: 500;
}

.team-section {
    margin-bottom: 4rem;
}

.team-content p {
    margin-bottom: 1.5rem;
    color: #6b7280;
}

.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 1rem;
    text-align: center;
}

.cta-content h2 {
    margin-bottom: 1rem;
}

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

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

/* Contact Page */
.contact-section {
    padding: 2rem 0 4rem;
}

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

.contact-info h2 {
    margin-bottom: 1rem;
    color: #1f2937;
}

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

.contact-method {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background-color: #dbeafe;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-details h3 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.contact-details p {
    color: #6b7280;
    margin-bottom: 0.25rem;
}

.contact-details a {
    color: #3b82f6;
}

.contact-hours {
    font-size: 0.875rem;
    font-style: italic;
}

.contact-form-section h2 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.contact-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
}

.contact-success .success-icon {
    margin-bottom: 1rem;
}

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

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

.contact-faq {
    margin-top: 4rem;
}

.contact-faq h2 {
    margin-bottom: 1rem;
    color: #1f2937;
}

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

.quick-question {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.quick-question h4 {
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.quick-question p {
    color: #6b7280;
    margin: 0;
}

/* FAQ Page */
.faq-section {
    padding: 2rem 0 4rem;
}

.faq-intro {
    text-align: center;
    margin-bottom: 3rem;
    color: #6b7280;
}

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

.faq-category {
    margin-bottom: 3rem;
}

.faq-category-title {
    color: #1f2937;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1rem 1.5rem;
    background-color: #f9fafb;
    border: none;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background-color: #f3f4f6;
}

.faq-question.active {
    background-color: #dbeafe;
}

.faq-icon {
    transition: transform 0.2s ease;
}

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

.faq-answer {
    padding: 1rem 1.5rem;
    background-color: white;
    color: #6b7280;
    display: none;
}

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

.faq-answer ul {
    padding-left: 1.5rem;
}

.faq-contact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 1rem;
    text-align: center;
    margin-top: 3rem;
}

.faq-contact-content h2 {
    margin-bottom: 1rem;
}

.faq-contact-content p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* Legal Pages */
.legal-content {
    padding: 2rem 0 4rem;
}

.legal-document {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.legal-section {
    margin-bottom: 2.5rem;
}

.legal-section h2 {
    color: #1f2937;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.legal-section h3 {
    color: #374151;
    margin-bottom: 1rem;
    margin-top: 1.5rem;
}

.legal-section ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-section li {
    margin-bottom: 0.5rem;
    color: #6b7280;
}

.contact-info {
    background-color: #f9fafb;
    padding: 1.5rem;
    border-radius: 0.5rem;
    border-left: 4px solid #3b82f6;
}

.legal-navigation {
    text-align: center;
    margin-top: 3rem;
}

.legal-nav-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background-color: #1f2937;
    color: #d1d5db;
    padding: 3rem 0 1rem;
}

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

.footer-brand {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.footer-logo {
    width: 32px;
    height: 32px;
    margin-right: 0.5rem;
}

.footer-desc {
    color: #9ca3af;
    margin: 0;
}

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

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

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

.footer-links a {
    color: #9ca3af;
    transition: color 0.2s ease;
}

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

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

.footer-contact p {
    margin-bottom: 0.25rem;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    color: #9ca3af;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        gap: 1rem;
    }

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

    .nav-toggle {
        display: flex;
    }

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

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

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

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

    .course-hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .course-details-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .checkout-steps {
        gap: 1rem;
    }

    .step-text {
        display: none;
    }

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

    .form-actions {
        flex-direction: column;
    }

    .about-intro {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .catalog-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        width: 100%;
    }

    .filter-input,
    .filter-select {
        min-width: auto;
        width: 100%;
    }

    .trust-features {
        flex-direction: column;
        align-items: center;
    }

    .order-info {
        grid-template-columns: 1fr;
    }

    .steps-list {
        gap: 1rem;
    }

    .success-actions {
        flex-direction: column;
        align-items: center;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

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

    .legal-nav-links {
        flex-direction: column;
        align-items: center;
    }

    .legal-document {
        padding: 1.5rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }

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

    .course-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .course-pricing {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

    .quick-questions {
        grid-template-columns: 1fr;
    }

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

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

/* Focus States */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .course-card,
    .feature-card,
    .order-summary,
    .trust-badges {
        border: 2px solid #000;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .nav,
    .btn,
    .checkout-sidebar,
    .course-sidebar {
        display: none;
    }

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

    .legal-document {
        box-shadow: none;
        padding: 0;
    }
}