/* 404.css */
body {
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #f8f9fa, #e0e7ff);
    color: #333;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
}

.container {
    max-width: 600px;
    padding: 40px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    animation: fadeIn 1s ease-out;
}

h1 {
    font-size: 8rem;
    margin: 0;
    color: #0078D7;
    text-shadow: 2px 2px rgba(0,0,0,0.1);
}

p {
    font-size: 1.5rem;
    margin: 20px 0;
}

a.button {
    display: inline-block;
    text-decoration: none;
    background: #0078D7;
    color: white;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: bold;
    transition: background 0.3s, transform 0.2s;
}

a.button:hover {
    background: #005fa3;
    transform: translateY(-2px);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}