/* ============================================================
   components.css — All reusable UI components
   ============================================================ */

/* ── Page header ── */
.page-header {
    margin-bottom: var(--space-6);
}

.page-header__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.25;
}

.page-header__subtitle {
    margin-top: var(--space-1);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ── Metric grid ── */
.metric-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
    .metric-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1280px) {
    .metric-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .metric-grid--2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .metric-grid--3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ── Metric card ── */
.metric-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-sm);
}

.metric-card__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.metric-card__body {
    min-width: 0;
    flex: 1;
}

.metric-card__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.metric-card__value {
    margin-top: var(--space-1);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
}

/* Accent modifiers */
.metric-card--blue   .metric-card__icon { background: var(--color-accent-blue-bg);   color: var(--color-accent-blue-fg); }
.metric-card--green  .metric-card__icon { background: var(--color-accent-green-bg);  color: var(--color-accent-green-fg); }
.metric-card--yellow .metric-card__icon { background: var(--color-accent-yellow-bg); color: var(--color-accent-yellow-fg); }
.metric-card--purple .metric-card__icon { background: var(--color-accent-purple-bg); color: var(--color-accent-purple-fg); }
.metric-card--rose   .metric-card__icon { background: var(--color-accent-rose-bg);   color: var(--color-accent-rose-fg); }
.metric-card--indigo .metric-card__icon { background: var(--color-accent-indigo-bg); color: var(--color-accent-indigo-fg); }
.metric-card--teal   .metric-card__icon { background: var(--color-accent-teal-bg);   color: var(--color-accent-teal-fg); }

.metric-card__subtitle {
    margin-top: var(--space-1);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    opacity: 0.75;
}

/* Delta indicator inside a metric card value */
.metric-card__delta {
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.35rem;
    opacity: 0.8;
}
.metric-card__delta--up   { color: #16a34a; }
.metric-card__delta--down { color: #e11d48; }

/* ── Content surface (card) ── */
.surface {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.surface__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-border);
}

.surface__header-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

/* Grouped actions on the right of a surface header (e.g. Back + Delete) */
.surface__header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}
.surface__header-subtitle {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

.surface__body {
    padding: var(--space-5) var(--space-6);
}

.surface__body--centered {
    text-align: center;
    padding: var(--space-10) var(--space-6);
}

.surface__body--centered h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.surface__body--centered p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    max-width: 320px;
    margin-inline: auto;
}

.surface__empty-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

/* ── Data table ── */
.table-wrapper {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.table thead tr {
    background: #f9fafb;
}

.table th {
    padding: var(--space-3) var(--space-5);
    text-align: left;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.table td {
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--color-border);
}

.table tbody tr:hover {
    background: #f9fafb;
    transition: background var(--transition);
}

.table__empty {
    text-align: center;
    color: var(--color-text-subtle);
    padding: var(--space-8) var(--space-5) !important;
}

.table__cell--primary {
    font-weight: 500;
    color: var(--color-text);
}

.table__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.table__actions-separator {
    color: var(--color-border);
    user-select: none;
}

/* ── Capacity dot ── */
.capacity-cell {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    white-space: nowrap;
}

.capacity-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.capacity-dot--open        { background: #22c55e; }
.capacity-dot--almost-full { background: #f59e0b; }
.capacity-dot--full        { background: #ef4444; }
.capacity-dot--cancelled   { background: #9ca3af; }

/* ── Status badges ── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--space-2);
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.badge--open        { background: #dcfce7; color: #15803d; }
.badge--filled      { background: #dbeafe; color: #1d4ed8; }
.badge--completed   { background: #ede9fe; color: #6d28d9; }
.badge--in-progress { background: #dbeafe; color: #1d4ed8; }
.badge--ended       { background: #f3f4f6; color: #6b7280; }
.badge--cancelled   { background: #fee2e2; color: #b91c1c; }

/* ── Membership status badges ── */
.badge--active    { background: #dcfce7; color: #15803d; }
.badge--pending   { background: #fffbeb; color: #ca8a04; }
.badge--suspended { background: #fee2e2; color: #b91c1c; }

/* ── Member avatar (initials circle) ── */
.member-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.6875rem;
    font-weight: 600;
    flex-shrink: 0;
}

/* ── Member name cell (avatar + name/email stack) ── */
.member-name-cell {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.member-email {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

/* ── Past-session row (grey text) ── */
.session-row--past td {
    color: #9ca3af;
}

.session-row--past .badge {
    opacity: 0.85;
}

/* ── Flash messages ── */
.flash {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    border: 1px solid;
}

.flash--error   { background: var(--flash-error-bg);   color: var(--flash-error-text);   border-color: var(--flash-error-border); }
.flash--success { background: var(--flash-success-bg); color: var(--flash-success-text); border-color: var(--flash-success-border); }
.flash--warning { background: var(--flash-warning-bg); color: var(--flash-warning-text); border-color: var(--flash-warning-border); }
.flash--info    { background: var(--flash-info-bg);    color: var(--flash-info-text);    border-color: var(--flash-info-border); }
.flash__action-link {
    margin-left: 0.5rem;
    font-weight: 700;
    text-decoration: underline;
    color: inherit;
    white-space: nowrap;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
    border: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-on-primary, #ffffff);
}

.btn--primary:hover {
    background: var(--color-primary-hover);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-muted);
}

.btn--ghost:hover {
    color: var(--color-text);
}

/* Full-width variant */
.btn--full {
    width: 100%;
    justify-content: center;
}

/* Large variant (marketing CTAs) */
.btn--lg {
    padding: var(--space-3) var(--space-6);
    font-size: 1rem;
}

/* Outline / secondary variant */
.btn--outline {
    background: transparent;
    color: var(--color-text);
    box-shadow: inset 0 0 0 1px var(--color-border);
}

.btn--outline:hover {
    background: var(--site-panel);
}

/* Destructive / danger variant — same red as .action-link--delete */
.btn--danger {
    background: #ef4444;
    color: #ffffff;
}

.btn--danger:hover {
    background: #b91c1c;
}

/* On dark panels (CTA banner, footer) */
.btn--on-dark {
    background: #ffffff;
    color: #111827;
}

.btn--on-dark:hover {
    background: #e5e7eb;
}

/* Transparent outline on dark panels */
.btn--outline-on-dark {
    background: transparent;
    color: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.btn--outline-on-dark:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

/* Submit spinner */
.btn-spinner {
    display: inline-block;
    width: 0.82em;
    height: 0.82em;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: btn-spin 0.55s linear infinite;
    vertical-align: middle;
    margin-right: 0.3em;
    flex-shrink: 0;
}

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

/* ── Week group (collapsible <details> blocks) ── */
.week-group { border: 1px solid var(--color-border, #e5e7eb); border-radius: 8px; margin-bottom: 12px; overflow: hidden; }
.week-group__summary { display: flex; align-items: center; gap: 10px; padding: 12px 16px; cursor: pointer; list-style: none; background: var(--color-surface-subtle, #f9fafb); user-select: none; }
.week-group__summary::-webkit-details-marker { display: none; }
.week-group__summary:hover { background: var(--color-surface-hover, #f3f4f6); }
.week-group__chevron { display: inline-flex; transition: transform 0.18s ease; color: var(--color-text-muted, #9ca3af); flex-shrink: 0; }
details[open] .week-group__chevron { transform: rotate(90deg); }
.week-group__title { font-weight: 600; font-size: 0.9rem; color: var(--color-text, #111827); }
.week-group__range { font-size: 0.8rem; color: var(--color-text-muted, #9ca3af); }
.week-group__count { margin-left: auto; font-size: 0.78rem; color: var(--color-text-muted, #9ca3af); white-space: nowrap; }
.week-group .table-wrapper { border-top: 1px solid var(--color-border, #e5e7eb); margin: 0; }
.week-group .table { margin: 0; border-radius: 0; }

/* ── Inline action links (table rows) ── */
.action-link {
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    line-height: inherit;
}

.action-link--edit          { color: #2563eb; }
.action-link--edit:hover    { color: #1d4ed8; }
.action-link--cancel        { color: #d97706; min-width: 3rem; text-align: center; }
.action-link--cancel:hover  { color: #b45309; }
.action-link--delete        { color: #ef4444; min-width: 3rem; text-align: center; }
.action-link--delete:hover  { color: #b91c1c; }
.action-link--disabled      { color: var(--color-text-subtle); cursor: default; min-width: 3rem; text-align: center; }
.action-link--reactivate        { color: #16a34a; min-width: 3rem; text-align: center; }
.action-link--reactivate:hover  { color: #15803d; }
.action-link--duplicate         { color: #6b7280; }
.action-link--duplicate:hover   { color: #374151; }
.action-link--publish       { color: #16a34a; }
.action-link--publish:hover { color: #15803d; }
.action-link--warning       { color: #d97706; }
.action-link--warning:hover { color: #b45309; }
.action-link--muted         { color: var(--color-text-muted, #6b7280); }
.action-link--muted:hover   { color: var(--color-text, #111827); }

.table__name-link            { color: inherit; text-decoration: none; font-weight: 600; }
.table__name-link:hover      { text-decoration: underline; }

.spots-dot           { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: .35rem; vertical-align: middle; flex-shrink: 0; }
.spots-dot--green    { background: #16a34a; }
.spots-dot--yellow   { background: #d97706; }
.spots-dot--red      { background: #ef4444; }

.detail-back-link            { display: inline-flex; align-items: center; gap: .35rem; color: var(--color-text-muted); font-size: .875rem; text-decoration: none; margin-bottom: 1.5rem; }
.detail-back-link:hover      { color: var(--color-text); }

/* ── Forms ── */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    padding: var(--space-5) var(--space-6);
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.form__row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .form__row {
        grid-template-columns: 1fr 1fr;
    }
}

.form__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.form__required {
    color: #ef4444;
}

.form__tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1;
    cursor: default;
    vertical-align: middle;
    margin-left: 0.25rem;
}

.form__tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text);
    color: var(--color-surface);
    font-size: 0.75rem;
    font-weight: 400;
    line-height: 1.4;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius-md);
    white-space: normal;
    width: 220px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 10;
}

.form__tooltip:hover::after,
.form__tooltip:focus::after {
    opacity: 1;
}

.form__input {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form__input:focus {
    outline: none;
    border-color: #6b7280;
    box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.2);
}

.form__input::placeholder {
    color: var(--color-text-subtle);
}

textarea.form__input {
    resize: vertical;
}

.form__fieldset-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
    display: block;
}

.form__checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding-left: var(--space-1);
}

.form__radio-group {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-top: var(--space-1);
}

.form__radio-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    cursor: pointer;
}

.form__radio-label input[type="radio"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

.form__checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    cursor: pointer;
}

.form__checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    cursor: pointer;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

.form__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding-top: var(--space-2);
    border-top: 1px solid var(--color-border);
}

/* ── Variant rows ── */
.form__variants {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.form__variant-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: var(--space-2);
    align-items: end;
}

@media (max-width: 600px) {
    .form__variant-row {
        grid-template-columns: 1fr;
    }
}

/* ── Filter toolbar ── */
.filter-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: #f9fafb;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
}

.filter-toolbar__group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 0 0 auto;
}

.filter-toolbar__group--search {
    flex: 1 1 200px;
    min-width: 160px;
}

.filter-toolbar__label {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--color-text-subtle);
    text-transform: uppercase;
    line-height: 1;
}

.filter-toolbar__control {
    height: 34px;
    padding: 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #ffffff;
    font-size: 0.8125rem;
    color: var(--color-text);
    transition: border-color var(--transition);
    min-width: 0;
}

.filter-toolbar__control:focus {
    outline: none;
    border-color: #9ca3af;
    background: #ffffff;
}

.filter-toolbar__control::placeholder {
    color: var(--color-text-subtle);
}

.filter-toolbar__search-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.filter-toolbar__search-wrap .filter-toolbar__control {
    width: 100%;
    padding-left: 2.125rem;
}

.filter-toolbar__search-icon {
    position: absolute;
    left: var(--space-3);
    color: var(--color-text-subtle);
    pointer-events: none;
    display: flex;
    align-items: center;
}

.filter-toolbar__actions {
    display: flex;
    align-items: flex-end;
    gap: var(--space-2);
    flex-shrink: 0;
    margin-left: auto;
    padding-left: var(--space-2);
    border-left: 1px solid var(--color-border);
}

@media (max-width: 767px) {
    .filter-toolbar__actions {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        width: 100%;
        padding-top: var(--space-2);
        border-top: 1px solid var(--color-border);
    }
}

/* ── Alert banners ─────────────────────────────────────────── */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}
.alert--info {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

/* ── Plan cards ─────────────────────────────────────────────── */
.plan-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5) var(--space-5);
}

@media (min-width: 640px) {
    .plan-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .plan-cards { grid-template-columns: repeat(3, 1fr); }
}

.plan-cards__empty {
    padding: var(--space-6) var(--space-5);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-align: center;
}

.plan-card {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.plan-card__head {
    padding: var(--space-4) var(--space-5);
    flex: 1;
}

.plan-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.plan-card__type-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 999px;
}

.plan-card__type-badge--one-off {
    background: var(--color-accent-blue-bg, #dbeafe);
    color: var(--color-accent-blue-fg, #1d4ed8);
}

.plan-card__type-badge--recurring {
    background: var(--color-accent-green-bg, #dcfce7);
    color: var(--color-accent-green-fg, #15803d);
}

.plan-card__name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--space-1);
    line-height: 1.3;
}

.plan-card__desc {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-1);
    line-height: 1.5;
}

.plan-card__bullets {
    margin: var(--space-1) 0 0;
    padding: 0;
    list-style: none;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.plan-card__bullets li {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 2px;
}

.plan-card__bullets li::before {
    content: '✓';
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--color-accent-green-fg, #15803d);
    font-weight: 600;
}

.plan-card__details {
    list-style: none;
    margin: 0;
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.plan-card__detail {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.plan-card__detail-icon {
    font-size: 0.875rem;
    flex-shrink: 0;
}

.plan-card__footer {
    padding: var(--space-4) var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.plan-card__price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
}

.plan-card__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.plan-card__select {
    font-size: 0.875rem;
}

.plan-card__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding-top: var(--space-2);
    border-top: 1px solid var(--color-border);
}

.plan-card__actions-sep {
    color: var(--color-border);
    user-select: none;
}

/* ── Plan page tabs ──────────────────────────────────────────────────── */
.ptab-nav {
    display: flex;
    padding: 0 16px;
    border-bottom: 1px solid var(--color-border);
}

.ptab-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    border: none;
    border-bottom: 2px solid transparent;
    background: none;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    margin-bottom: -1px;
    transition: color var(--transition), border-color var(--transition);
}

.ptab-btn:hover { color: var(--color-text); }

.ptab-btn--active {
    color: var(--color-accent-blue-fg);
    border-bottom-color: var(--color-accent-blue-fg);
}

.ptab-badge {
    display: inline-flex;
    align-items: center;
    padding: 1px 7px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1.6;
}

.ptab-badge--ok   { background: var(--color-accent-teal-bg);   color: var(--color-accent-teal-fg); }
.ptab-badge--warn { background: var(--color-accent-yellow-bg); color: var(--color-accent-yellow-fg); }
.ptab-badge--count {
    background: var(--color-bg);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

.ptab-panel            { display: none; }
.ptab-panel--active    { display: block; }

/* My Plan empty state */
.ptab-empty {
    padding: 48px 24px;
    text-align: center;
}
.ptab-empty__icon  { font-size: 2.5rem; margin-bottom: 12px; }
.ptab-empty__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 6px;
}
.ptab-empty__sub {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin: 0 0 20px;
}

/* Exhausted alert */
.ptab-exhausted-alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    background: var(--color-accent-yellow-bg);
    border-left: 3px solid var(--color-accent-yellow-fg);
    color: var(--color-accent-yellow-fg);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Purchase history */
.purchase-history { padding: 16px; display: flex; flex-direction: column; gap: 8px; }

.purch-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.purch-card__type {
    flex: 0 0 auto;
    min-width: 90px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-text-muted);
}

.purch-card__info   { flex: 1 1 auto; min-width: 0; }
.purch-card__date   { font-size: 0.8rem; color: var(--color-text-muted); }
.purch-card__credits { font-size: 0.78rem; color: var(--color-text-subtle); margin-top: 2px; }

.purch-card__right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.purch-card__amount {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
}

.purch-card__vat-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    display: block;
    margin-top: 2px;
}

.purch-card__invoice-link {
    font-size: 0.75rem;
    color: var(--color-primary, #6366f1);
    display: block;
    margin-top: 4px;
    text-decoration: none;
}
.purch-card__invoice-link:hover { text-decoration: underline; }

@media (max-width: 480px) {
    .purch-card { flex-wrap: wrap; }
    .purch-card__type { min-width: auto; }
}

/* ── Plans section divider ── */
.plans-section + .plans-section {
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-6);
    padding-top: var(--space-6);
}

.plans-section__header {
    padding: var(--space-4) var(--space-5) var(--space-2);
}

.plans-section__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 4px;
}

.plans-section__sub {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* ── Tab bar ── */
.tab-bar {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--color-border, #e5e7eb);
    margin-bottom: var(--space-5, 20px);
}

.tab-bar__item {
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted, #6b7280);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.15s, border-color 0.15s;
}

.tab-bar__item:hover {
    color: var(--color-text, #111827);
}

.tab-bar__item--active {
    color: var(--color-primary, #6366f1);
    border-bottom-color: var(--color-primary, #6366f1);
}