.fibel-waitlist-form { 
    margin-top: 30px; 
    padding: 30px; 
    background: #ffffff; 
    border: 1px solid #e2e8f0; 
    border-radius: 12px; 
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025); 
    max-width: 480px; 
}
.fibel-waitlist-form h3 { 
    margin-top: 0; 
    font-size: 1.35rem; 
    margin-bottom: 24px; 
    color: #1a202c; 
    font-weight: 700;
    letter-spacing: -0.025em;
}
.fibel-waitlist-form label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 600; 
    color: #4a5568; 
    font-size: 0.95rem; 
}
.fibel-waitlist-form input { 
    display: block; 
    width: 100%; 
    margin-bottom: 20px; 
    padding: 12px 16px; 
    border: 1px solid #e2e8f0; 
    border-radius: 8px; 
    transition: all 0.2s ease; 
    font-size: 1rem; 
    background-color: #f7fafc;
    color: #2d3748;
}
.fibel-waitlist-form input:focus { 
    border-color: #1a202c; 
    background-color: #fff;
    outline: none; 
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}
.fibel-waitlist-form button { 
    width: 100%; 
    padding: 14px; 
    background: #1a202c; 
    color: #fff; 
    border: 1px solid transparent; 
    cursor: pointer; 
    border-radius: 8px; 
    font-weight: 600; 
    font-size: 1rem; 
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 0.025em; 
}
.fibel-waitlist-form button:hover { 
    background: #2d3748; 
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    color: #FFF;
}
.fibel-waitlist-form button:active {
    transform: translateY(0);
}
.fibel-waitlist-message { 
    padding: 12px 16px; 
    border-radius: 8px; 
    font-size: 0.95rem; 
    display: none; 
    line-height: 1.5;
}
/* Success State (Default) */
.fibel-waitlist-message:not(.error) {
    background-color: #f0fff4; 
    color: #22543d; 
    border: 1px solid #c6f6d5; 
}
/* Error State */
.fibel-waitlist-message.error { 
    background-color: #fff5f5; 
    color: #742a2a; 
    border: 1px solid #fed7d7;
}