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

:root {
    --primary-color: #dc2626;
    --primary-dark: #b91c1c;
    --primary-light: #f87171;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --accent-dark: #d97706;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #fef7f0;
    --bg-accent: #fef3e2;
    --border-color: #fed7aa;
    --gradient-primary: linear-gradient(135deg, #dc2626 0%, #f59e0b 100%);
    --gradient-secondary: linear-gradient(135deg, #fef7f0 0%, #fef3e2 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-link {
    display: block;
    text-decoration: none;
    flex-shrink: 0;
}

.logo {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.nav-logo p {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.2;
    text-align: left;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background-image: linear-gradient(rgba(254, 247, 240, 0.8), rgba(254, 243, 226, 0.8)), url("../images/hero.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: 400;
}

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

.hero-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
}

.code-block {
    background-color: var(--text-primary);
    color: #00ff00;
    padding: 2rem;
    border-radius: var(--border-radius);
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    line-height: 1.8;
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    overflow-x: auto;
    word-break: break-all;
    white-space: pre-wrap;
}

.code-line {
    display: block;
    margin-bottom: 0.5rem;
}

.code-line:last-child {
    margin-bottom: 0;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

/* Courses Section */
.courses {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.course-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.course-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.course-icon svg {
    width: 30px;
    height: 30px;
}

.course-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.course-card p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.course-features {
    list-style: none;
    text-align: left;
    margin-bottom: 1.5rem;
}

.course-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.course-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.course-duration {
    background-color: var(--bg-accent);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 1.5rem;
}

/* About Section */
.about {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

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

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-secondary);
    font-weight: 500;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    background-color: var(--bg-accent);
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 3rem;
    text-align: center;
    color: var(--text-light);
    width: 100%;
    max-width: 400px;
}

.image-placeholder svg {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

.about-hero-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.about-hero-image:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

/* Form Styles */
.contact-form {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--bg-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

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

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

.footer-logo {
    margin-bottom: 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

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

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

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

.footer-section ul li a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
}

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

/* Desktop Optimizations (1024px+) */
@media (min-width: 1024px) {
    .nav-container {
        padding: 0 2rem;
    }
    
    .nav-menu {
        gap: 3rem;
    }
    
    .nav-link {
        font-size: 1.1rem;
        padding: 0.5rem 0;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-container {
        gap: 6rem;
    }
    
    .courses-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 3rem;
    }
    
    .about-content {
        gap: 6rem;
    }
    
    .about-text h2 {
        font-size: 3rem;
    }
    
    .about-text p {
        font-size: 1.25rem;
    }
    
    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 3rem;
    }
    
    .contact-content {
        gap: 6rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
        gap: 3rem;
    }
    
    .container {
        padding: 0 2rem;
    }
}

/* Tablet Optimizations (768px-1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .nav-container {
        padding: 0 1.5rem;
    }
    
    .nav-menu {
        gap: 2.5rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .hero-container {
        gap: 3rem;
    }
    
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    .about-content {
        gap: 3rem;
    }
    
    .contact-content {
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    .container {
        padding: 0 1.5rem;
    }
}

/* Enhanced Mobile Experience (767px and below) */
@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
        z-index: 999;
        height: calc(100vh - 70px);
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
        padding: 0.5rem;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
        align-items: center;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-link {
        padding: 1rem 0;
        font-size: 1.1rem;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hero {
        background-attachment: scroll;
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        line-height: 1.6;
    }

    .hero-buttons {
        justify-content: center;
        gap: 1rem;
    }

    .btn {
        min-height: 44px;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

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

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

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

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

    .courses-grid .course-card:last-child {
        margin-bottom: 0;
    }

    .course-card {
        padding: 1.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .nav-logo {
        gap: 0.5rem;
    }

    .nav-logo p {
        font-size: 0.9rem;
    }

    .logo {
        height: 40px;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }

    .form-group input,
    .form-group select,
    .form-group textarea {
        min-height: 44px;
        font-size: 1rem;
    }

    .checkbox-label {
        min-height: 44px;
        align-items: center;
    }

    .checkbox-label input[type="checkbox"] {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
        line-height: 1.1;
    }

    .hero-subtitle {
        font-size: 1.05rem;
        line-height: 1.5;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
        min-height: 48px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
    }

    .nav-logo {
        gap: 0.25rem;
    }

    .nav-logo p {
        font-size: 0.8rem;
        line-height: 1.1;
    }

    .logo {
        height: 35px;
    }

    .code-block {
        padding: 0.75rem;
        font-size: 0.8rem;
        line-height: 1.6;
    }

    .hero-image {
        order: -1;
        margin-bottom: 1rem;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .contact-icon {
        align-self: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}

/* Cross-Device Features */
/* Smooth responsive transitions */
* {
    transition: all 0.3s ease;
}

/* Mobile-specific optimizations */
@media (max-width: 768px) {
    /* Prevent zoom on input focus */
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="password"],
    select,
    textarea {
        font-size: 16px;
    }

    /* Improve scroll performance */
    body {
        -webkit-overflow-scrolling: touch;
        overflow-scrolling: touch;
    }

    /* Fix iOS Safari viewport issues */
    .hero {
        min-height: 100vh;
        min-height: calc(var(--vh, 1vh) * 100);
    }

    /* Better tap highlighting */
    * {
        -webkit-tap-highlight-color: rgba(220, 38, 38, 0.2);
        tap-highlight-color: rgba(220, 38, 38, 0.2);
    }

    /* Prevent text selection on interactive elements */
    .btn,
    .nav-toggle,
    .course-card,
    .contact-icon {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    /* Improve form usability */
    .form-group {
        margin-bottom: 1.25rem;
    }

    /* Better spacing for mobile */
    .section-header {
        margin-bottom: 2.5rem;
    }

    /* Optimize images for mobile */
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
}

/* Responsive typography scaling */
@media (min-width: 1200px) {
    .hero-title {
        font-size: 4.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.6rem;
    }
    
    .section-header h2 {
        font-size: 3rem;
    }
}

@media (min-width: 1440px) {
    .hero-title {
        font-size: 5rem;
    }
    
    .hero-subtitle {
        font-size: 1.8rem;
    }
    
    .section-header h2 {
        font-size: 3.5rem;
    }
    
    .container {
        max-width: 1400px;
    }
}

/* Responsive image optimization */
.about-hero-image,
.hero-graphic img {
    max-width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.about-hero-image:hover,
.hero-graphic img:hover {
    transform: scale(1.02);
}

/* Consistent interactive element sizing */
.btn,
.nav-link,
.form-group input,
.form-group select,
.form-group textarea,
.checkbox-label {
    transition: all 0.3s ease;
}

/* Touch-friendly tap targets */
@media (max-width: 768px) {
    .btn,
    .nav-link,
    .nav-toggle,
    button,
    input,
    select,
    textarea {
        min-height: 44px;
        min-width: 44px;
    }

    .nav-link {
        padding: 1rem 2rem;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .course-card {
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }

    .btn {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
}

/* Enhanced focus states for better accessibility */
.btn:focus,
.nav-link:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.1);
}

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

/* Focus styles for keyboard navigation */
.btn:focus,
.nav-link:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-primary);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.5rem;
}

.close {
    color: var(--text-secondary);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.close:hover,
.close:focus {
    color: var(--primary-color);
    transform: scale(1.1);
}

.modal-form {
    padding: 2rem;
}

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

.modal-form .form-group:last-child {
    margin-bottom: 0;
}

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

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
}

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

.checkbox-label a:hover {
    text-decoration: underline;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-content {
        margin: 5% auto;
        width: 95%;
        max-height: 90vh;
        border-radius: 12px 12px 0 0;
    }

    .modal-header {
        padding: 1.5rem 1.5rem 1rem;
    }

    .modal-header h2 {
        font-size: 1.25rem;
    }

    .modal-form {
        padding: 1.5rem;
    }

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

    .modal-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .modal-content {
        margin: 2% auto;
        width: 98%;
        max-height: 95vh;
        border-radius: 8px;
    }

    .modal-header {
        padding: 1rem;
    }

    .modal-form {
        padding: 1rem;
    }

    /* Improve very small screen readability */
    .course-features {
        font-size: 0.9rem;
    }

    .contact-item p {
        font-size: 0.9rem;
        word-break: break-word;
    }

    /* Better button spacing on very small screens */
    .hero-buttons {
        margin-top: 1.5rem;
    }

    /* Ensure text doesn't overflow */
    .nav-logo p {
        display: none;
    }

    /* Stack stats vertically with better spacing */
    .stats {
        gap: 1rem;
    }

    .stat h3 {
        font-size: 2rem;
    }
}