/* ============================================
   Genz Digital - Modern AI Tools Platform
   Stylesheet with Light/Dark Mode Support
   ============================================ */

/* CSS Variables for Light Mode */
:root {
    /* Colors - Light Mode */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #E9ECEF;
    --text-primary: #212529;
    --text-secondary: #6C757D;
    --text-tertiary: #A0A0A0;
    --accent-blue: #007BFF;
    --accent-purple: #6F42C1;
    --accent-cyan: #00BFFF;
    --accent-magenta: #E91E63;
    --border-color: #DEE2E6;
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #007BFF 0%, #6F42C1 100%);
    --gradient-hero: linear-gradient(135deg, #007BFF 0%, #6F42C1 50%, #00BFFF 100%);
    
    /* Typography */
    --font-family: 'Kantumruy Pro', sans-serif;
    --font-size-base: 16px;
    --font-size-h1: 48px;
    --font-size-h2: 36px;
    --font-size-h3: 28px;
    --font-size-h4: 22px;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --bg-primary: #121212;
    --bg-secondary: #1E1E1E;
    --bg-tertiary: #2D2D2D;
    --text-primary: #E0E0E0;
    --text-secondary: #A0A0A0;
    --text-tertiary: #6C757D;
    --accent-blue: #00FFFF;
    --accent-purple: #FF00FF;
    --accent-cyan: #00FFFF;
    --accent-magenta: #FF00FF;
    --border-color: #3D3D3D;
    --shadow-sm: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-lg: rgba(0, 0, 0, 0.7);
    --gradient-primary: linear-gradient(135deg, #00FFFF 0%, #FF00FF 100%);
    --gradient-hero: linear-gradient(135deg, #00FFFF 0%, #FF00FF 50%, #00BFFF 100%);
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

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

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

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

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

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--accent-purple);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--bg-primary);
    box-shadow: 0 2px 10px var(--shadow-sm);
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 8px var(--accent-blue));
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link.active {
    color: var(--accent-blue);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.2rem;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    transform: rotate(20deg);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--bg-primary);
        width: 100%;
        padding: var(--spacing-md);
        box-shadow: 0 10px 20px var(--shadow-md);
        transition: left var(--transition-normal);
        gap: var(--spacing-sm);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: var(--spacing-sm);
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    font-family: var(--font-family);
    font-size: 1rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-blue);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-h2);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.1;
    z-index: 0;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px, 80px 80px, 60px 60px;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0); }
    33% { transform: translateY(-20px) translateX(10px); }
    66% { transform: translateY(20px) translateX(-10px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.75rem);
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

/* Top Products Section */
.top-products {
    background: var(--bg-secondary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.product-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--shadow-md);
}

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-secondary);
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-content {
    padding: var(--spacing-md);
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.product-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

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

.testimonials-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    min-height: 200px;
}

.testimonial-card {
    display: none;
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.testimonial-card.active {
    display: block;
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.testimonial-author strong {
    color: var(--text-primary);
    font-size: 1.1rem;
}

.testimonial-author span {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dot.active,
.dot:hover {
    background: var(--accent-blue);
    transform: scale(1.2);
}

/* Pricing Section */
.pricing-section {
    background: var(--bg-primary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pricing-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 4px 15px var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--shadow-md);
    border-color: var(--accent-blue);
}

.pricing-card.featured {
    background: var(--bg-primary);
    border-color: var(--accent-blue);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.08) translateY(-8px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--gradient-primary);
    color: white;
    padding: 6px 16px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 4px 10px var(--shadow-md);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
}

.pricing-title {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-blue);
}

.price-period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
    min-height: 300px;
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* Products Section */
.products-section {
    background: var(--bg-secondary);
}

.products-filter {
    max-width: 500px;
    margin: 0 auto var(--spacing-lg);
}

.search-input {
    width: 100%;
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.product-item {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--shadow-md);
}

.product-item-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--bg-secondary);
}

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

.product-item:hover .product-item-image img {
    transform: scale(1.1);
}

.product-item-content {
    padding: var(--spacing-md);
}

.product-item-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.product-item-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-blue);
    margin-bottom: var(--spacing-xs);
}

.product-item-price span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.product-item-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Courses Section */
.courses-section {
    background: var(--bg-primary);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.course-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--shadow-md);
}

.course-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

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

.course-card:hover .course-image img {
    transform: scale(1.1);
}

.course-content {
    padding: var(--spacing-md);
}

.course-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.course-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-blue);
    margin-bottom: var(--spacing-sm);
}

.course-price span {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.course-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

.course-benefits {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.course-benefits li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

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

.benefits-title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.benefit-item {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.benefit-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px var(--shadow-md);
}

.benefit-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.benefit-item h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.benefit-item p {
    color: var(--text-secondary);
    margin: 0;
}

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.contact-icon {
    font-size: 2rem;
}

.contact-item h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 1.2rem;
}

.contact-item a {
    color: var(--accent-blue);
    font-size: 1.1rem;
}

.contact-map {
    margin-top: var(--spacing-md);
}

.contact-form-wrapper {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

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

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    transition: all var(--transition-fast);
    font-size: 1.2rem;
}

.social-links a:hover {
    background: var(--accent-blue);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.newsletter-form input {
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    color: var(--text-secondary);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-bottom-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--accent-blue);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-h1: 36px;
        --font-size-h2: 28px;
        --font-size-h3: 22px;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-section {
        min-height: 80vh;
    }
    
    .products-grid,
    .pricing-grid,
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .pricing-card {
        padding: var(--spacing-md);
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
}

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

/* Focus Styles for Keyboard Navigation */
*:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .btn,
    .theme-toggle,
    .hamburger {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}