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

body {
    min-height: 100vh;
    background-color: #f5f6f8;
    color: #333;

    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    margin-top: 60px;
    text-align: center;
}

header h1 {
    font-size: 36px;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 16px;
    color: #666;
}

main {
    margin-top: 40px;
    max-width: 800px;
    text-align: center;
}

.intro {
    line-height: 1.6;
    margin-bottom: 40px;
    color: #444;
}

.links {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.links a {
    width: 220px;
    background: #ffffff;
    border-radius: 8px;
    padding: 24px;
    text-decoration: none;
    color: inherit;
    text-align: center;

    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.links a:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.links h2 {
    margin-bottom: 8px;
    font-size: 20px;
}

.links p {
    font-size: 14px;
    color: #666;
}

footer {
    margin-top: auto;
    margin-bottom: 20px;
    font-size: 13px;
    color: #999;
    text-align: center;
}