/**
 * Admin page styles — shared shell with tabbed overview/settings content.
 */

/* Page shell */
.admin-page {
    max-width: var(--content-max-width);
    padding-bottom: calc(var(--space-xl) + var(--bottom-nav-height));
}

.admin-header {
    margin-bottom: var(--space-md);
}

.admin-title {
    font-size: 1.5rem;
}

.admin-content {
    min-width: 0;
}

/* Tabs */
.admin-tabs {
    display: flex;
    gap: var(--space-xs);
    width: 100%;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.admin-tabs::-webkit-scrollbar {
    display: none;
}

.admin-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: var(--form-control-height);
    padding: 0 12px;
    border: none;
    border-radius: var(--border-radius-full);
    background: transparent;
    color: var(--color-text-secondary);
    font: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color var(--transition-base), color var(--transition-base);
    -webkit-appearance: none;
    appearance: none;
}

.admin-tab-btn:hover {
    background: var(--color-surface-alt);
    color: var(--color-text-primary);
}

.admin-tab-btn.active {
    background: var(--color-primary);
    color: var(--color-dark-text-primary);
}

.admin-tab-btn i {
    font-size: 0.8em;
}

.admin-panel[hidden] {
    display: none;
}

/* Cards */
.admin-card {
    margin-bottom: var(--space-md);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
}

.admin-card--backup {
    margin-bottom: 0;
}

.admin-sec-label {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: var(--space-md);
    color: var(--color-text-secondary);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.admin-sec-label i {
    font-size: 0.72rem;
}

.admin-sec-label--inline {
    margin-bottom: 10px;
}

/* Overview stat grid */
.admin-stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.admin-stat-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
}

.admin-stat-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-stat-card__value {
    color: var(--color-text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.admin-stat-card__icon {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.admin-stat-card__label {
    color: var(--color-text-secondary);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Ranked lists */
.admin-ranked-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.admin-ranked-grid > .admin-card {
    min-width: 0;
}

.admin-ranked-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-width: 0;
}

.admin-ranked-row {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.admin-ranked-row__rank {
    width: 18px;
    color: var(--color-text-tertiary);
    font-size: 0.72rem;
    font-variant-numeric: tabular-nums;
    text-align: right;
}

.admin-ranked-row__body {
    flex: 1;
    min-width: 0;
}

.admin-ranked-row__header {
    display: flex;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: 3px;
    min-width: 0;
}

.admin-ranked-row__name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    color: var(--color-text-primary);
    font-size: 0.86rem;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* A linked name sizes to its text instead of filling the row, so only the
   words are a target. Hover dims it, like the Search page's result names. */
.admin-ranked-row__link {
    flex: 0 1 auto;
    text-decoration: none;
    transition: color var(--transition-base);
}

.admin-ranked-row__link:hover {
    color: var(--color-text-secondary);
}

.admin-ranked-row__count {
    flex-shrink: 0;
    margin-left: var(--space-sm);
    color: var(--color-text-tertiary);
    font-size: 0.72rem;
    font-variant-numeric: tabular-nums;
}

.admin-ranked-bar {
    width: 100%;
    height: 4px;
    overflow: hidden;
    border-radius: var(--border-radius-full);
    background: var(--color-surface-alt);
}

.admin-ranked-bar__fill {
    height: 100%;
    border-radius: var(--border-radius-full);
    background: var(--color-text-primary);
}

.admin-empty-note {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

/* Listening summary */
/* Six columns: time, episodes and shows take two each; the two counts that
   depend on track timestamps split the second row. */
.admin-listening-summary {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-sm);
}

.admin-listening-metric {
    grid-column: span 2;
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface-alt);
    text-align: center;
}

.admin-listening-metric__value {
    color: var(--color-text-primary);
    font-size: 1.4rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.admin-listening-metric--half {
    grid-column: span 3;
}

.admin-listening-metric__label {
    margin-top: 2px;
    color: var(--color-text-secondary);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.admin-listening-metric__note {
    margin-top: 4px;
    color: var(--color-text-tertiary);
    font-size: 0.72rem;
}

/* Listening by month: one series, so no legend; the peak column carries the
   only direct label and the readout names whichever month is hovered. */
.admin-listening-months {
    margin-top: var(--space-md);
}

.admin-listening-months__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.admin-listening-months__title {
    color: var(--color-text-secondary);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.admin-listening-months__readout {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    text-align: right;
}

/* No column gap, so the baseline runs unbroken; bars keep a 2px gap by
   stopping short of their column. */
.admin-listening-months__chart {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
}

.admin-month {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-width: 0;
    padding: 0;
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
}

.admin-month__track {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 112px;
    padding-top: 16px;
    border-bottom: 1px solid var(--color-border);
}

/* Rides above the bar out of flow, so the peak column isn't shortened to
   make room for its own label. */
.admin-month__value {
    position: absolute;
    bottom: 100%;
    left: 50%;
    margin-bottom: 3px;
    color: var(--color-text-secondary);
    font-size: 0.66rem;
    white-space: nowrap;
    transform: translateX(-50%);
}

.admin-month__bar {
    position: relative;
    width: min(24px, calc(100% - 2px));
    max-height: 100%;
    border-radius: 4px 4px 0 0;
    background: var(--color-text-primary);
    transition: opacity 0.15s ease;
}

.admin-listening-months__chart:hover .admin-month__bar {
    opacity: 0.35;
}

.admin-listening-months__chart .admin-month:hover .admin-month__bar,
.admin-month:focus-visible .admin-month__bar {
    opacity: 1;
}

.admin-month:focus-visible {
    outline: 2px solid var(--color-text-primary);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

.admin-month__label {
    margin-top: 4px;
    overflow: hidden;
    color: var(--color-text-tertiary);
    font-size: 0.62rem;
    text-align: center;
    white-space: nowrap;
}

/* Settings */
.admin-settings-notice,
.admin-settings-status {
    margin-bottom: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.45;
}

.admin-settings-status {
    color: var(--color-text-primary);
}

.admin-settings-form {
    display: flex;
    flex-direction: column;
}

.admin-settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    min-height: 56px;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.admin-settings-row--last {
    border-bottom: none;
}

.admin-settings-row--action {
    padding-top: 10px;
}

.admin-settings-row__text {
    flex: 1;
    min-width: 0;
}

.admin-settings-row__label {
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 600;
}

.admin-settings-row__desc {
    margin-top: 2px;
    color: var(--color-text-tertiary);
    font-size: 0.78rem;
    line-height: 1.4;
}

.admin-settings-input {
    width: 88px;
    height: var(--form-control-height);
    padding: var(--form-control-padding);
    border: var(--form-control-border);
    border-radius: var(--form-control-radius);
    background: var(--color-surface);
    color: var(--color-text-primary);
    font: inherit;
    font-size: 0.9rem;
    font-variant-numeric: tabular-nums;
    text-align: right;
    transition: border-color var(--transition-base), background-color var(--transition-base);
}

.admin-settings-input--wide {
    width: min(260px, 42vw);
    text-align: left;
}

.admin-settings-input:focus {
    outline: none;
    border-color: var(--color-text-primary);
}

.admin-settings-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
    cursor: pointer;
}

.admin-settings-toggle input {
    accent-color: var(--color-text-primary);
}

.admin-settings-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

/* Action buttons */
.admin-action-btn {
    min-height: var(--form-control-height);
    padding: 0 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
}

.admin-action-btn:hover {
    background: var(--color-surface-alt);
    border-color: rgba(var(--color-text-primary-rgb), 0.18);
}

.admin-action-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.admin-action-btn i {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.admin-action-btn--primary {
    border-color: var(--color-text-primary);
    background: var(--color-text-primary);
    color: var(--color-dark-text-primary);
}

.admin-action-btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-dark-text-primary);
}

.admin-action-btn--primary i {
    color: currentColor;
}

.admin-import-label {
    cursor: pointer;
}

/* Backup / import */
.admin-backup-note {
    margin: 0 0 var(--space-md);
    color: var(--color-text-secondary);
    font-size: 0.86rem;
    line-height: 1.45;
}

.admin-import-panel {
    margin-top: var(--space-md);
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface-alt);
}

.admin-import-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-xs) var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--color-text-secondary);
    font-size: 0.86rem;
    line-height: 1.4;
}

.admin-import-warnings {
    grid-column: 1 / -1;
    color: var(--color-text-primary);
}

.admin-import-modes {
    margin: 0 0 var(--space-md);
    padding: 0;
    border: 0;
}

.admin-import-mode {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0 16px 6px 0;
    color: var(--color-text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}

.admin-import-status {
    margin-top: 12px;
}

.admin-import-status__message {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font-size: 0.86rem;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-stat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-ranked-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-listening-summary {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-listening-metric,
    .admin-listening-metric--half {
        grid-column: auto;
    }

    .admin-listening-metric--lead {
        grid-column: 1 / -1;
    }

    .admin-card {
        padding: var(--space-md);
    }

    .admin-settings-row,
    .admin-settings-row--action {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-settings-input,
    .admin-settings-input--wide {
        width: 100%;
        text-align: left;
    }

    .admin-action-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .admin-stat-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ====================================
   Interface density control (Settings tab)
======================================= */

.admin-density-control {
    flex: 0 1 320px;
    min-width: 240px;
}

.admin-density-control input[type="range"] {
    width: 100%;
    margin: 0;
    accent-color: var(--color-text-primary);
    cursor: pointer;
}

.admin-density-ticks {
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
}

.admin-density-ticks button {
    padding: 2px 4px;
    border: none;
    background: none;
    border-radius: var(--border-radius-sm);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    color: var(--color-text-tertiary, var(--color-text-secondary));
    cursor: pointer;
    transition: color var(--transition-base);
}

.admin-density-ticks button:hover,
.admin-density-ticks button.is-active {
    color: var(--color-text-primary);
}