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

:root {
    --primary-color: #1a5f7a;
    --primary-dark: #134b5f;
    --secondary-color: #57837b;
    --accent-color: #c38e70;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #2c3e50;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --error-color: #dc3545;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    background-color: var(--bg-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-list a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: 0.3s;
}

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-text {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.95;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: #b07d60;
    transform: translateY(-2px);
}

.section {
    padding: 80px 0;
}

.section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    text-align: center;
}

.about {
    background-color: var(--bg-light);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-light);
}

.topics {
    background-color: var(--bg-color);
}

.topics-list {
    max-width: 600px;
    margin: 0 auto;
    list-style: none;
}

.topics-list li {
    padding: 15px 20px;
    margin-bottom: 10px;
    background-color: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    color: var(--text-color);
}

.audience {
    background-color: var(--bg-light);
}

.audience-list {
    max-width: 600px;
    margin: 0 auto;
    list-style: none;
}

.audience-list li {
    padding: 15px 20px;
    margin-bottom: 10px;
    background-color: var(--bg-color);
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
    color: var(--text-color);
}

.faq {
    background-color: var(--bg-color);
}

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

.faq-item {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.faq-question {
    font-size: 1.1rem;
    padding: 20px;
    background-color: var(--bg-light);
    color: var(--primary-dark);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #eef2f5;
}

.faq-answer {
    padding: 20px;
    color: var(--text-light);
    background-color: var(--bg-color);
}

.form-section {
    background-color: var(--bg-light);
}

.form-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-light);
}

.contact-form {
    max-width: 500px;
    margin: 0 auto;
    background-color: var(--bg-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group-checkbox {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.form-group-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-group-checkbox label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.required {
    color: var(--error-color);
}

.contact-form .btn {
    width: 100%;
    margin-top: 10px;
}

.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-brand {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-disclaimer {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 20px;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-copyright {
    font-size: 0.85rem;
    opacity: 0.6;
}

.thank-you-page,
.legal-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.thank-you-content,
.legal-content {
    flex: 1;
    padding: 120px 20px 60px;
    max-width: 800px;
    margin: 0 auto;
}

.thank-you-content {
    text-align: center;
}

.thank-you-content h1 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.thank-you-content p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.legal-content h1 {
    color: var(--primary-color);
    margin-bottom: 30px;
}

.legal-content h2 {
    color: var(--primary-dark);
    font-size: 1.3rem;
    margin: 30px 0 15px;
}

.legal-content p,
.legal-content ul {
    color: var(--text-light);
    margin-bottom: 15px;
}

.legal-content ul {
    padding-left: 25px;
}

.legal-content li {
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-color);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        display: none;
    }

    .nav.active {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
        padding: 20px;
    }

    .nav-list li {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-list a {
        display: block;
        padding: 15px 0;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-text {
        font-size: 1rem;
    }

    .section {
        padding: 60px 0;
    }

    .section h2 {
        font-size: 1.6rem;
    }

    .contact-form {
        padding: 25px;
    }
}