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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #e6f0fa 0%, #b8d1f0 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.card {
    background: white;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), 0 6px 12px rgba(0, 0, 0, 0.05);
    padding: 40px;
    max-width: 600px;
    width: 100%;
    transition: transform 0.3s ease;
}

h1 {
    text-align: center;
    color: #1e293b;
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
    padding-bottom: 16px;
    border-bottom: 2px solid #eef2f6;
}

h2 {
    text-align: center;
    color: #475569;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}

ul {
    list-style: none;
}

li {
    margin-bottom: 12px;
}

a {
    display: block;
    padding: 16px 20px;
    background-color: #f8fafc;
    border-radius: 16px;
    color: #1e293b;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    border: 1px solid #e2e8f0;
    transition: all 0.2s ease;
}

a:hover {
    background-color: #ffffff;
    border-color: #94a3b8;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transform: translateX(4px);
}

a:active {
    transform: translateX(2px);
}

a::after {
    content: "→";
    float: right;
    color: #64748b;
    opacity: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

a:hover::after {
    opacity: 1;
    transform: translateX(4px);
}

@media (max-width: 480px) {
    .card {
        padding: 24px;
    }

    h1 {
        font-size: 24px;
    }

    a {
        padding: 14px 16px;
    }
}