/* Unified form container style (both popup and inline) */
#dia-form-container .dia-form, 
#dia-form-container.popup #dia-form-popup {
    max-width: 650px;
    width: 90%;
    margin: 2rem auto;
    padding: 3rem;
    background-color: rgba(26, 30, 35, 0.9); /* lighter black and transparent */
    box-shadow: 0 10px 25px rgba(0,0,0,0.25);
    border-radius: 15px;
    font-family: 'Roboto', Arial, sans-serif;
    color: #fff;
    box-sizing: border-box;
}

/* Form header */
#dia-form-container .dia-form h2 {
    text-align: center;
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 20px;
    color: #ffffff !important;
}

/* Form fields */
#dia-form-container .dia-form .dia-form-field {
    position: relative;
    margin-bottom: 20px;
}

#dia-form-container .dia-form .dia-form-field input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid #4a4a4a;
    color: #ddd;
    padding: 10px 5px;
    font-size: 16px;
    outline: none;
    transition: border-color 0.3s;
}

#dia-form-container .dia-form .dia-form-field input:focus {
    border-bottom-color: #764ba2;
}

#dia-form-container .dia-form .dia-form-field label {
    position: absolute;
    left: 5px;
    top: 10px;
    pointer-events: none;
    color: #aaa;
    font-size: 16px;
    transition: 0.3s ease all;
}

#dia-form-container .dia-form .dia-form-field input:focus ~ label,
#dia-form-container .dia-form .dia-form-field input:not(:placeholder-shown) ~ label {
    top: -15px;
    font-size: 12px;
    color: #764ba2;
}

/* Button styling */
#dia-form-container .dia-form button[type="submit"],
#dia-form-container.popup #dia-form-popup-btn {
    width: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border: none;
    padding: 12px;
    font-size: 16px;
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s, box-shadow 0.3s;
}

#dia-form-container .dia-form button[type="submit"]:hover,
#dia-form-container.popup #dia-form-popup-btn:hover {
    background: linear-gradient(90deg, #5a67d8, #6b46c1);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Form message */
#dia-form-container .dia-form #dia-form-message {
    text-align: center;
    font-size: 14px;
    margin-top: 15px;
}

/* Popup Specific Styles */
#dia-form-container.popup #dia-form-popup {
    position: fixed !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    z-index: 9999 !important;
    display: none; /* Initially hidden */
}

/* Icon colors explicitly orange */
#dia-form-container .dia-form .dia-form-field label i {
    color: orange !important;
}

/* Responsiveness */
@media (max-width: 600px) {
    #dia-form-container .dia-form, 
    #dia-form-container.popup #dia-form-popup {
        padding: 1.5rem !important;
        width: 95% !important;
    }
}

.dia-form-close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    cursor: pointer;
    font-size: 30px;
    color: #ffffff;
    transition: color 0.3s ease;
}

.dia-form-close-btn:hover {
    color: #ff6961; /* Optional: red color on hover */
}