/* ==========================================================================
   Attendee Details Step — styled to match the membership application wizard
   ========================================================================== */

.tcba-attendee-step {
    --tcba-ink: #17202a;
    --tcba-muted: #667085;
    --tcba-line: #d7dde5;
    --tcba-soft: #f6f8fb;
    --tcba-accent: var(--theme-button-background-initial-color, var(--theme-palette-color-1, #0073aa));
    --tcba-danger: var(--theme-palette-color-3, #9f1239);
    --tcba-success: #116329;
    --tcba-success-soft: #dcfce7;

    box-sizing: border-box;
    color: var(--tcba-ink);
    margin-top: 2rem;
}

.tcba-attendee-step *,
.tcba-attendee-step *::before,
.tcba-attendee-step *::after {
    box-sizing: inherit;
}

/* Section heading */
.tcba-attendee-step__title {
    font-size: 1.375rem;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--tcba-ink);
}

.tcba-attendee-step__help {
    color: var(--tcba-muted);
    margin: 0 0 20px;
    font-size: 0.9375rem;
}

/* ── Group: one per event/product ── */
.tcba-attendee-group {
    margin-bottom: 28px;
}

.tcba-attendee-group__course {
    font-size: 1rem;
    font-weight: 700;
    color: var(--tcba-ink);
    border-top: 4px solid var(--tcba-accent);
    padding-top: 10px;
    margin: 0 0 14px;
}

/* ── Card: one per seat ── */
.tcba-attendee-card {
    background: #fff;
    border: 1px solid var(--tcba-line);
    border-left-width: 4px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(23, 32, 42, 0.06);
    padding: 0 24px 20px;  /* top padding removed — header fills that space */
    margin-bottom: 16px;
    transition: border-left-color 0.2s;
}

.tcba-attendee-card + .tcba-attendee-card {
    margin-top: 0;
}

/* ── Completion indicators (A + B) ── */
.tcba-cart-attendee-form[data-complete="1"] {
    border-left-color: var(--tcba-success);
}

.tcba-cart-attendee-form[data-complete="1"] .tcba-attendee-card__label::after {
    content: " ✓";
    color: var(--tcba-success);
    font-weight: 700;
}

/* ── Progress counter (D) ── */
.tcba-attendee-counter {
    font-size: 0.875rem;
    color: var(--tcba-muted);
    margin: 0 0 20px;
    line-height: 1.5;
}

.tcba-attendee-counter strong {
    color: var(--tcba-ink);
}

/* Card header — sticky while scrolling through the card */
.tcba-attendee-card__header {
    position: sticky;
    top: var(--tcba-sticky-top, var(--wp-admin--admin-bar--height, 0px));
    z-index: 10;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    /* no top negative margin needed — card has no top padding */
    margin: 0 -24px 16px;
    padding: 20px 24px 14px;
    border-bottom: 1px solid var(--tcba-line);
    border-radius: 8px 8px 0 0;
}

@media (max-width: 600px) {
    .tcba-attendee-card {
        padding: 0 16px 16px;
    }

    .tcba-attendee-card__header {
        margin: 0 -16px 12px;
        padding: 16px 16px 12px;
    }
}

.tcba-attendee-card__label {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
    color: var(--tcba-ink);
}

/* Status badge */
.tcba-cart-attendee-status {
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 99px;
    white-space: nowrap;
}

.tcba-cart-attendee-status.is-complete {
    background: #dcfce7;
    color: var(--tcba-success);
}

.tcba-cart-attendee-status.is-incomplete {
    background: #fef2f2;
    color: var(--tcba-danger);
}

/* UX helper buttons */
.tcba-attendee-card__helpers {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.tcba-attendee-card__helpers .button {
    background: var(--tcba-soft);
    border: 1px solid var(--tcba-line);
    border-radius: 6px;
    color: var(--tcba-ink);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 6px 14px;
    text-decoration: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tcba-attendee-card__helpers .button:hover,
.tcba-attendee-card__helpers .button:focus {
    border-color: var(--tcba-accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--tcba-accent) 18%, transparent);
    outline: none;
}

/* Fields grid */
.tcba-attendee-card__fields {
    display: grid;
    gap: 8px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 0;
}

.tcba-attendee-field {
    display: grid;
    gap: 5px;
    margin: 0 !important;
    padding: 0 !important;
}

.tcba-attendee-field.form-row-wide {
    grid-column: 1 / -1;
}

.tcba-attendee-field__label {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--tcba-ink);
}

.tcba-attendee-field__label .required {
    color: var(--tcba-danger);
    margin-left: 2px;
}

.tcba-attendee-field__input,
.tcba-attendee-field textarea {
    border: 1px solid var(--tcba-line);
    border-radius: 6px;
    font-size: 0.9375rem;
    min-height: 44px;
    padding: 10px 12px;
    width: 100%;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.tcba-attendee-field textarea {
    min-height: unset;
    height: auto;
    resize: vertical;
}

.tcba-attendee-field__input:focus,
.tcba-attendee-field textarea:focus {
    border-color: var(--tcba-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--tcba-accent) 16%, transparent);
    outline: none;
}

.tcba-attendee-field__input.has-error,
.tcba-attendee-field textarea.has-error {
    border-color: var(--tcba-danger);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--tcba-danger) 14%, transparent);
}

/* Field-level error */
.tcba-attendee-field__error,
.tcba-cart-attendee-field-error {
    color: var(--tcba-danger);
    display: block;
    font-size: 0.8125rem;
    min-height: 1.2em;
}

/* Card footer */
.tcba-attendee-card__footer {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--tcba-line);
}

.tcba-attendee-card__save.button.alt {
    border-radius: 6px;
    font-weight: 700;
    padding: 10px 22px;
}

/* Form-level message */
.tcba-attendee-card__message,
.tcba-cart-attendee-message {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
}

.tcba-cart-attendee-message.is-success {
    color: var(--tcba-success);
}

.tcba-cart-attendee-message.is-error {
    color: var(--tcba-danger);
}

/* Checkout gate */
.tcba-course-checkout-disabled {
    opacity: 0.55;
    pointer-events: none;
}

.tcba-course-checkout-message {
    color: var(--tcba-danger);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 8px;
}

/* Remove confirmation modal */
.tcba-modal {
    --tcba-ink: #17202a;
    --tcba-muted: #667085;
    --tcba-line: #d7dde5;
    --tcba-soft: #f6f8fb;
    --tcba-danger: #9f1239;

    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tcba-modal[hidden] {
    display: none;
}

.tcba-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(23, 32, 42, 0.5);
}

.tcba-modal__box {
    position: relative;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(23, 32, 42, 0.2);
    padding: 28px 28px 24px;
    max-width: 380px;
    width: calc(100% - 40px);
}

.tcba-modal__message {
    color: var(--tcba-ink);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    margin: 0 0 20px;
}

.tcba-modal__actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.tcba-modal__cancel.button {
    background: var(--tcba-soft);
    border: 1px solid var(--tcba-line);
    border-radius: 6px;
    color: var(--tcba-ink);
    font-weight: 600;
    padding: 8px 16px;
}

.tcba-modal__confirm.button {
    background: var(--tcba-danger);
    border-color: var(--tcba-danger);
    border-radius: 6px;
    color: #fff;
    font-weight: 600;
    padding: 8px 16px;
}

.tcba-modal__confirm.button:hover {
    opacity: 0.88;
}

/* Step navigation */
.tcba-step-nav {
    --tcba-ink: #17202a;
    --tcba-muted: #667085;
    --tcba-line: #d7dde5;
    --tcba-accent: var(--theme-button-background-initial-color, var(--theme-palette-color-1, #0073aa));

    margin-bottom: 24px;
}

.tcba-step-nav__list {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.tcba-step-nav__item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tcba-step-nav__item + .tcba-step-nav__item::before {
    content: '';
    display: block;
    width: 36px;
    height: 2px;
    background: var(--tcba-line);
    flex-shrink: 0;
    margin: 0 4px;
    transition: background 0.2s;
}

.tcba-step-nav__item.is-done + .tcba-step-nav__item::before {
    background: var(--tcba-accent);
}

.tcba-step-nav__link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.tcba-step-nav__num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--tcba-line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--tcba-muted);
    flex-shrink: 0;
    background: #fff;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.tcba-step-nav__item.is-done .tcba-step-nav__num {
    background: var(--tcba-accent);
    border-color: var(--tcba-accent);
    color: #fff;
}

.tcba-step-nav__item.is-current .tcba-step-nav__num {
    background: var(--tcba-accent);
    border-color: var(--tcba-accent);
    color: #fff;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--tcba-accent) 18%, transparent);
}

.tcba-step-nav__label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--tcba-muted);
    white-space: nowrap;
}

.tcba-step-nav__item.is-done .tcba-step-nav__label,
.tcba-step-nav__item.is-current .tcba-step-nav__label {
    color: var(--tcba-ink);
}

.tcba-step-nav__link:hover .tcba-step-nav__num {
    border-color: var(--tcba-accent);
    color: var(--tcba-accent);
}

.tcba-step-nav__item.is-done .tcba-step-nav__link:hover .tcba-step-nav__num {
    opacity: 0.82;
}

@media (max-width: 480px) {
    .tcba-step-nav__label {
        display: none;
    }

    .tcba-step-nav__item + .tcba-step-nav__item::before {
        width: 20px;
        margin: 0 2px;
    }
}

/* Remove attendee button */
.tcba-attendee-card__remove.button {
    margin-left: auto;
    background: transparent;
    border: 1px solid var(--tcba-line);
    border-radius: 6px;
    color: var(--tcba-danger);
    cursor: pointer;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 6px 12px;
    transition: background 0.15s, border-color 0.15s;
}

.tcba-attendee-card__remove.button:hover {
    background: #fef2f2;
    border-color: var(--tcba-danger);
}

/* Locked quantity display */
.tcba-course-locked-qty {
    display: inline-block;
    min-width: 1.5rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 600px) {
    .tcba-attendee-card__fields {
        grid-template-columns: 1fr;
    }

    .tcba-attendee-card {
        padding: 0 16px 16px;
    }
}

/* ── Attendee details two-column layout (JS-injected when 2+ attendees) ── */
.tcba-attendee-layout {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: 32px;
    align-items: start;
}

/* ── Progress sidebar ── */
.tcba-progress-sidebar {
    position: sticky;
    top: calc(var(--tcba-sticky-top, var(--wp-admin--admin-bar--height, 32px)) + 16px);
    font-size: 0.875rem;
}

.tcba-sidebar__title {
    font-weight: 700;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--tcba-muted);
    margin: 0 0 12px;
}

.tcba-sidebar__list,
.tcba-sidebar__list ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.tcba-sidebar__course > span {
    display: block;
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--tcba-ink);
    padding: 6px 0 4px;
    border-top: 2px solid var(--tcba-accent);
    margin-bottom: 2px;
}

.tcba-sidebar__course + .tcba-sidebar__course {
    margin-top: 14px;
}

.tcba-sidebar__item a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 4px;
    color: var(--tcba-muted);
    text-decoration: none;
    transition: background 0.12s, color 0.12s;
}

.tcba-sidebar__item a:hover,
.tcba-sidebar__item.is-active a {
    background: var(--tcba-soft);
    color: var(--tcba-ink);
}

.tcba-sidebar__item.is-active a {
    font-weight: 600;
}

.tcba-sidebar__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--tcba-muted);
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
}

.tcba-sidebar__item.is-complete .tcba-sidebar__dot {
    background: var(--tcba-success);
    border-color: var(--tcba-success);
}

@media (max-width: 768px) {
    .tcba-attendee-layout {
        display: block;
    }

    .tcba-progress-sidebar {
        display: none;
    }
}