/* Premium Public Frontend Styles for DT Form */
.dt-public-form-container {
    --dt-form-primary: #6366f1;
    --dt-form-bg: #ffffff;
    --dt-form-text: #1e293b;
    --dt-form-btn-text: #ffffff;

    background-color: var(--dt-form-bg);
    color: var(--dt-form-text);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.03), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
    max-width: 650px;
    margin: 20px auto;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    transition: all 0.3s ease;
}

/* Form Headings */
.dt-public-form-container h2 {
    font-size: 22px;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 20px;
    color: var(--dt-form-text);
}

/* Fields Grid & Groups */
.dt-public-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.dt-public-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.dt-public-form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--dt-form-text);
    display: flex;
    align-items: center;
    gap: 4px;
}

.dt-public-form-group label .required-star {
    color: #ef4444;
}

/* Inputs styling */
.dt-public-form input[type="text"],
.dt-public-form input[type="email"],
.dt-public-form input[type="number"],
.dt-public-form textarea,
.dt-public-form select {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    line-height: 1.5;
    font-family: inherit;
    color: var(--dt-form-text);
    background-color: transparent;
    border: 1.5px solid rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    outline: none;
    box-sizing: border-box;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.dt-public-form textarea {
    resize: vertical;
    min-height: 110px;
}

/* Focus state with customizable theme color shadow */
.dt-public-form input[type="text"]:focus,
.dt-public-form input[type="email"]:focus,
.dt-public-form input[type="number"]:focus,
.dt-public-form textarea:focus,
.dt-public-form select:focus {
    border-color: var(--dt-form-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    /* Fallback */
    box-shadow: 0 0 0 3.5px var(--dt-form-primary-light, rgba(99, 102, 241, 0.12));
}

/* Custom Select Dropdown arrow styling */
.dt-public-form select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 18px;
    padding-right: 40px;
}

/* Custom Checkbox and Radio styling */
.dt-options-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
}

.dt-option-item {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    user-select: none;
    gap: 8px;
}

.dt-option-item input[type="checkbox"],
.dt-option-item input[type="radio"] {
    appearance: none;
    background-color: #ffffff;
    margin: 0;
    font: inherit;
    color: var(--dt-form-primary);
    width: 18px;
    height: 18px;
    border: 1.5px solid rgba(0, 0, 0, 0.15);
    display: grid;
    place-content: center;
    transition: all 0.15s ease-in-out;
    cursor: pointer;
}

.dt-option-item input[type="checkbox"] {
    border-radius: 4px;
}

.dt-option-item input[type="radio"] {
    border-radius: 50%;
}

.dt-option-item input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    transform: scale(0);
    transition: 120ms transform ease-in-out;
    background-color: var(--dt-form-btn-text);
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.dt-option-item input[type="radio"]::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    transform: scale(0);
    transition: 120ms transform ease-in-out;
    background-color: var(--dt-form-btn-text);
}

.dt-option-item input[type="checkbox"]:checked,
.dt-option-item input[type="radio"]:checked {
    background-color: var(--dt-form-primary);
    border-color: var(--dt-form-primary);
}

.dt-option-item input[type="checkbox"]:checked::before,
.dt-option-item input[type="radio"]:checked::before {
    transform: scale(1);
}

/* Submit Button */
.dt-public-form-submit-btn {
    background-color: var(--dt-form-primary);
    color: var(--dt-form-btn-text);
    border: none;
    border-radius: 8px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: fit-content;
}

.dt-public-form-submit-btn:hover {
    filter: brightness(92%);
    transform: translateY(-1px);
    box-shadow: 0 6px 12px -2px rgba(0, 0, 0, 0.1);
}

.dt-public-form-submit-btn:active {
    transform: translateY(0);
}

.dt-public-form-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Spinner icon */
.dt-spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--dt-form-btn-text);
    animation: dt-spin 0.8s linear infinite;
}

@keyframes dt-spin {
    to {
        transform: rotate(360deg);
    }
}

.dt-public-form-submit-btn.loading .dt-spinner {
    display: inline-block;
}

/* Alerts and feedback */
.dt-form-alert {
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 20px;
    display: none;
    line-height: 1.5;
    animation: dtFadeIn 0.3s ease;
}

.dt-form-alert.success {
    background-color: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
    display: block;
}

.dt-form-alert.error {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fca5a5;
    display: block;
}

/* Real-time field errors */
.dt-field-error-msg {
    color: #ef4444;
    font-size: 12px;
    margin-top: 4px;
    font-weight: 500;
    display: none;
    animation: dtFadeIn 0.2s ease;
}

.dt-field-req-mark {
    color: #ef4444;
    font-size: 12px;
    margin-top: 4px;
    font-weight: 500;
    display: none;
    animation: dtFadeIn 0.2s ease;
}

@keyframes dtFadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}