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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-secondary: #f9fafb;
    --border-color: #e5e7eb;
    --accent-color: #3b82f6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    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);
    border-bottom: 1px solid var(--border-color);
    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: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap;
}

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

nav a:hover,
nav a:focus {
    color: var(--primary-color);
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}

.hero {
    padding: 4rem 0;
    text-align: center;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 2rem;
}

.cta-button {
    display: inline-block;
    padding: 0.875rem 2rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.cta-button:hover,
.cta-button:focus {
    background-color: var(--primary-dark);
    outline: 2px solid var(--primary-dark);
    outline-offset: 4px;
}

.section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

.section-description {
    text-align: center;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.125rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

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

.card p {
    color: var(--text-light);
    line-height: 1.7;
}

.image-container {
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 8px;
    margin: 2rem 0;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.content-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.content-section h2 {
    font-size: 1.875rem;
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.content-section p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
    color: var(--text-light);
}

.content-section ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.content-section li {
    margin-bottom: 0.75rem;
    color: var(--text-light);
    line-height: 1.7;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: 2px solid var(--primary-color);
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-button {
    padding: 0.875rem 2rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-button:hover,
.submit-button:focus {
    background-color: var(--primary-dark);
    outline: 2px solid var(--primary-dark);
    outline-offset: 4px;
}

.notice {
    background-color: #fef3c7;
    border: 1px solid #fbbf24;
    border-radius: 6px;
    padding: 1rem;
    margin: 2rem 0;
    font-size: 0.875rem;
    color: #92400e;
}

.contact-info {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 3rem;
}

.contact-info h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.contact-info p {
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

footer {
    background-color: var(--text-color);
    color: white;
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover,
.footer-links a:focus {
    color: white;
    outline: 2px solid white;
    outline-offset: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.125rem;
    }

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

    nav ul {
        gap: 1rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

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

    .card {
        padding: 1.5rem;
    }

    .section {
        padding: 3rem 0;
    }
}