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

    body {
        font-family: Arial, sans-serif;
        background: linear-gradient(135deg, #0f172a, #1e293b);
        color: white;
        min-height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 20px;
    }

    .container {
        width: 100%;
        max-width: 600px;
        background: rgba(255,255,255,0.05);
        backdrop-filter: blur(10px);
        border-radius: 15px;
        padding: 40px;
        text-align: center;
        box-shadow: 0 0 20px rgba(0,0,0,0.3);
    }

    .icon {
        font-size: 70px;
        margin-bottom: 15px;
    }

    h1 {
        margin-bottom: 10px;
    }

    p {
        color: #cbd5e1;
        margin-bottom: 25px;
    }

    form {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }

    input,
    textarea {
        width: 100%;
        padding: 12px;
        border: none;
        border-radius: 8px;
        font-size: 1rem;
    }

    textarea {
        resize: vertical;
        min-height: 120px;
    }

    button {
        background-color: #2563eb;
        color: white;
        border: none;
        padding: 12px;
        border-radius: 8px;
        cursor: pointer;
        font-size: 1rem;
        transition: 0.3s;
    }

    button:hover {
        background-color: #1d4ed8;
    }

    .footer {
        margin-top: 20px;
        font-size: 0.9rem;
        color: #94a3b8;
    }
    
    .btn-volver {
    display: inline-block;
    background: #2563eb;
    color: white;
    text-decoration: none;
    padding: 14px 30px;
    border-radius: 8px;
    transition: 0.3s;
}

.btn-volver:hover {
    background: #1d4ed8;
}