/* ============================================
   Native form styles — abstract / registration / membership
   ============================================ */

.cf-form {
    max-width: 760px;
    margin: 0 auto;
    background: transparent;
    border: none;
    border-top: 1px solid var(--light-gray, #e9ecef);
    padding: 2.5rem 0 0;
    box-shadow: none;
}

@media (max-width: 640px) {
    .cf-form { padding: 1.5rem 1.25rem; }
}

.cf-form .cf-row {
    margin-bottom: 1.4rem;
}

.cf-form label {
    display: block;
    font-weight: 600;
    color: var(--dark-gray, #343a40);
    margin-bottom: 0.5rem;
    font-size: 0.97rem;
}

.cf-form label .cf-required {
    color: #c13832;
    margin-left: 2px;
}

.cf-form .cf-help {
    color: var(--gray, #6c757d);
    font-size: 0.85rem;
    margin-top: 0.3rem;
    font-weight: 400;
}

.cf-form input[type="text"],
.cf-form input[type="email"],
.cf-form input[type="url"],
.cf-form select,
.cf-form textarea {
    width: 100%;
    padding: 0.75rem 0.85rem;
    border: 1px solid #d0d4d9;
    border-radius: 0;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--dark-gray, #343a40);
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
}

.cf-form input:focus,
.cf-form select:focus,
.cf-form textarea:focus {
    outline: none;
    border-color: var(--cambridge-blue, #003E74);
    box-shadow: 0 0 0 3px rgba(0, 62, 116, 0.15);
}

.cf-form textarea {
    resize: vertical;
    min-height: 140px;
    font-family: inherit;
}

.cf-form .cf-radio-group,
.cf-form .cf-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cf-form .cf-radio-group label,
.cf-form .cf-checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-weight: 400;
    margin-bottom: 0;
    cursor: pointer;
    padding: 0.5rem 0;
    color: var(--dark-gray, #343a40);
}

.cf-form input[type="radio"],
.cf-form input[type="checkbox"] {
    margin-top: 0.25rem;
    accent-color: var(--cambridge-blue, #003E74);
    flex-shrink: 0;
}

/* Honeypot — hide from humans, visible to bots */
.cf-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.cf-form .cf-submit {
    padding: 0.95rem 2rem;
    background: var(--cambridge-blue, #003E74);
    color: #fff;
    border: none;
    border-radius: 0;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
    font-family: inherit;
    margin-top: 0.5rem;
}

.cf-form .cf-submit:hover {
    background: var(--cambridge-blue-dark, #002952);
}

.cf-form .cf-submit:disabled {
    background: #6c757d;
    cursor: wait;
    opacity: 0.8;
}

.cf-form .cf-submit .cf-spinner {
    display: none;
}

.cf-form .cf-submit.cf-loading .cf-spinner {
    display: inline-block;
    margin-right: 0.5rem;
    animation: cf-spin 0.6s linear infinite;
}

@keyframes cf-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.cf-form .cf-error {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    background: #fdecea;
    border-left: 3px solid #c13832;
    color: #8a1f1a;
    border-radius: 0 4px 4px 0;
    font-size: 0.95rem;
    display: none;
}

.cf-form .cf-error.cf-show { display: block; }

/* Success page (replaces form after submit) */
.cf-success {
    display: none;
    text-align: center;
    padding: 3rem 1.5rem;
    background: #fff;
    border: 1px solid var(--light-gray, #e9ecef);
    border-radius: 0;
    max-width: 640px;
    margin: 0 auto;
}

.cf-success.cf-show { display: block; }

.cf-success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    color: var(--cambridge-blue, #003E74);
}

.cf-success h3 {
    margin-bottom: 0.75rem;
    color: var(--cambridge-blue-dark, #002952);
}

.cf-success p {
    color: var(--gray, #6c757d);
    margin-bottom: 0.5rem;
}

/* Fieldset grouping for tier/type selections */
.cf-form fieldset {
    border: none;
    border-top: 1px solid var(--light-gray, #e9ecef);
    padding: 1rem 0 0;
    margin: 0 0 1.4rem 0;
}

.cf-form fieldset legend {
    padding: 0 0.5rem 0 0;
    font-weight: 600;
    color: var(--cambridge-blue-dark, #002952);
    font-size: 0.97rem;
}