body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background-color: #f9fafb;
}

.bg-container {
    position: fixed;
    inset: 0;
    z-index: -10;
}

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

.bg-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
}

main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    text-align: center;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: bold;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 2rem;
}

.card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border-radius: 1rem;
    padding: 2rem;
    max-width: 42rem;
    width: 100%;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    margin-bottom: 3rem;
}

.card p {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    margin: 1.5rem 0;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 28rem;
    width: 100%;
}

@media (min-width: 640px) {
    .button-group {
        flex-direction: row;
    }
}

@media (max-width: 640px) {
    .card {
        padding: 0rem !important;
    }
}

.btn {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 500;
    color: white;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background-color: #3B82F6;
}

.btn-primary:hover {
    background-color: #2563eb;
}

.btn-secondary {
    background-color: #10B981;
}

.btn-secondary:hover {
    background-color: #059669;
}

footer {
    padding: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}