* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: #333;
    background: #fff;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #fff;
    border-bottom: 1px solid #e0e0e0;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1a5f7a;
}

nav {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

nav a {
    color: #555;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: #1a5f7a;
}

.hero {
    background: linear-gradient(135deg, #1a5f7a 0%, #2d8a6e 100%);
    color: #fff;
    padding: 5rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.hero-subheading {
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    opacity: 0.95;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #fff;
    color: #1a5f7a;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.text-link {
    color: #fff;
    text-decoration: underline;
    font-weight: 500;
}

.text-link:hover {
    opacity: 0.9;
}

section {
    padding: 4rem 0;
}

section h2 {
    font-size: 2rem;
    color: #1a5f7a;
    margin-bottom: 1.5rem;
}

.about {
    background: #f8f9fa;
}

.about p {
    margin-bottom: 1.25rem;
    color: #444;
}

.how-it-works {
    background: #fff;
}

.info-block {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #eee;
}

.info-block:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-block h3 {
    color: #2d8a6e;
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

.info-block p {
    color: #555;
}

.courses {
    background: #f8f9fa;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.course-card {
    background: #fff;
    padding: 1.75rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.course-card h3 {
    color: #1a5f7a;
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.course-card p {
    color: #555;
    font-size: 0.95rem;
}

.audience {
    background: #fff;
}

.audience-list {
    list-style: none;
    margin-top: 1.5rem;
}

.audience-list li {
    padding: 1rem 0 1rem 2rem;
    position: relative;
    border-bottom: 1px solid #eee;
}

.audience-list li:last-child {
    border-bottom: none;
}

.audience-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: #2d8a6e;
    font-weight: bold;
}

.audience-list strong {
    color: #1a5f7a;
}

.faq {
    background: #f8f9fa;
}

.faq-item {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.faq-item h3 {
    color: #1a5f7a;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.faq-item p {
    color: #555;
}

.contact {
    background: linear-gradient(135deg, #1a5f7a 0%, #2d8a6e 100%);
    color: #fff;
}

.contact h2 {
    color: #fff;
}

.contact > .container > p {
    margin-bottom: 2rem;
    opacity: 0.95;
}

.signup-form {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    max-width: 600px;
    margin: 0 auto;
    color: #333;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #1a5f7a;
}

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

.checkbox-group input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.checkbox-group label {
    font-size: 0.9rem;
    line-height: 1.5;
    font-weight: 400;
}

.signup-form .btn-primary {
    width: 100%;
    background: linear-gradient(135deg, #1a5f7a 0%, #2d8a6e 100%);
    color: #fff;
    margin-top: 0.5rem;
}

.signup-form .btn-primary:hover {
    opacity: 0.95;
}

footer {
    background: #1a1a2e;
    color: #ccc;
    padding: 3rem 0 2rem;
    text-align: center;
}

.footer-brand {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.footer-links {
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    margin: 0 1rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-disclaimer {
    max-width: 800px;
    margin: 0 auto 1.5rem;
    font-size: 0.85rem;
    color: #888;
    line-height: 1.6;
}

.footer-copyright {
    font-size: 0.9rem;
    color: #666;
}

.thank-you-hero {
    background: linear-gradient(135deg, #1a5f7a 0%, #2d8a6e 100%);
    color: #fff;
    padding: 5rem 0;
    text-align: center;
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.thank-you-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.thank-you-hero > .container > p {
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0.95;
}

.thank-you-next {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 8px;
    max-width: 600px;
    margin: 0 auto 2rem;
    text-align: left;
}

.thank-you-next h2 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.thank-you-next ul {
    list-style: none;
}

.thank-you-next li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.thank-you-next li::before {
    content: "✓";
    position: absolute;
    left: 0;
}

.legal-content {
    padding: 4rem 0;
    background: #f8f9fa;
}

.legal-content h1 {
    color: #1a5f7a;
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.last-updated {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.legal-section {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.legal-section h2 {
    color: #1a5f7a;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.legal-section p {
    color: #555;
    margin-bottom: 0.75rem;
}

.legal-section ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
    color: #555;
}

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

.btn-secondary {
    background: #1a5f7a;
    color: #fff;
    margin-top: 1rem;
}

.btn-secondary:hover {
    background: #155a6e;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    nav {
        justify-content: center;
    }
    
    section {
        padding: 3rem 0;
    }
    
    section h2 {
        font-size: 1.6rem;
    }
    
    .course-grid {
        grid-template-columns: 1fr;
    }
    
    .thank-you-hero h1 {
        font-size: 1.8rem;
    }
    
    .legal-content h1 {
        font-size: 1.8rem;
    }
}