/* Reusable doc components: sidebar nav, TOC, callouts, tables, demos, badges, search. */

/* ---- Sidebar navigation ---- */

.nav-section {
    margin-bottom: 1.1rem;
}

.nav-section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    border: none;
    background: none;
    font: inherit;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--deja-ink);
    padding: 0.3rem 0.6rem;
    cursor: pointer;
    border-radius: var(--deja-radius-sm);
}

.nav-section-title:hover {
    color: var(--deja-primary);
}

.nav-section-title .chevron {
    transition: transform 0.15s ease;
    font-size: 0.7rem;
    color: var(--deja-muted);
}

.nav-section.collapsed .chevron {
    transform: rotate(-90deg);
}

.nav-section ul {
    list-style: none;
    margin: 0.15rem 0 0;
    padding: 0;
}

.nav-section.collapsed ul {
    display: none;
}

.nav-section li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.32rem 0.6rem;
    border-radius: var(--deja-radius-sm);
    color: var(--deja-muted);
    font-size: 0.92rem;
    text-decoration: none;
    border-left: 2px solid transparent;
}

.nav-section li a:hover {
    color: var(--deja-ink);
    background: var(--deja-sunken);
}

.nav-section li a.active {
    color: var(--deja-primary);
    background: var(--deja-primary-soft);
    font-weight: 600;
}

.nav-badge {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--deja-success);
    background: var(--deja-success-soft);
    border-radius: 999px;
    padding: 0.05rem 0.45rem;
}

/* ---- On-page TOC ---- */

.toc-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--deja-muted);
    margin-bottom: 0.5rem;
}

.docs-toc ul {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 1px solid var(--deja-border);
}

.docs-toc li a {
    display: block;
    padding: 0.22rem 0 0.22rem 0.8rem;
    color: var(--deja-muted);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -1.5px;
    line-height: 1.4;
}

.docs-toc li.toc-h3 a {
    padding-left: 1.7rem;
}

.docs-toc li a:hover {
    color: var(--deja-ink);
}

.docs-toc li a.active {
    color: var(--deja-primary);
    border-left-color: var(--deja-primary);
}

/* ---- Callouts ---- */

.callout {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.7rem;
    padding: 0.85rem 1rem;
    margin: 1.25rem 0;
    border-radius: var(--deja-radius);
    border: 1px solid;
    font-size: 0.94rem;
}

.callout > .callout-icon {
    font-size: 1rem;
    line-height: 1.6;
}

.callout p:first-child { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

.callout-title {
    font-weight: 700;
    margin-bottom: 0.15rem;
}

.callout.info {
    background: var(--deja-info-soft);
    border-color: color-mix(in srgb, var(--deja-info) 30%, transparent);
}

.callout.info .callout-title { color: var(--deja-info); }

.callout.tip {
    background: var(--deja-success-soft);
    border-color: color-mix(in srgb, var(--deja-success) 30%, transparent);
}

.callout.tip .callout-title { color: var(--deja-success); }

.callout.warning {
    background: var(--deja-warning-soft);
    border-color: color-mix(in srgb, var(--deja-warning) 35%, transparent);
}

.callout.warning .callout-title { color: var(--deja-warning); }

.callout.danger {
    background: var(--deja-danger-soft);
    border-color: color-mix(in srgb, var(--deja-danger) 30%, transparent);
}

.callout.danger .callout-title { color: var(--deja-danger); }

/* ---- Tables ---- */

.table-wrap {
    overflow-x: auto;
    margin: 1.25rem 0;
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius);
}

.api-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.api-table th {
    text-align: left;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--deja-muted);
    background: var(--deja-sunken);
    padding: 0.55rem 0.9rem;
    border-bottom: 1px solid var(--deja-border);
}

.api-table td {
    padding: 0.6rem 0.9rem;
    border-bottom: 1px solid var(--deja-border);
    vertical-align: top;
}

.api-table tr:last-child td {
    border-bottom: none;
}

.api-table td:first-child {
    white-space: nowrap;
    font-family: var(--deja-mono);
    font-size: 0.82rem;
}

/* ---- API member ---- */

.api-member {
    margin: 2.25rem 0;
    scroll-margin-top: calc(var(--deja-header-h) + 1rem);
}

.api-member-signature {
    font-family: var(--deja-mono);
    font-size: 0.86rem;
    background: var(--deja-code-bg);
    border: 1px solid var(--deja-border);
    border-left: 3px solid var(--deja-primary);
    border-radius: var(--deja-radius-sm);
    padding: 0.7rem 1rem;
    margin: 0.6rem 0 0.9rem;
    overflow-x: auto;
    white-space: pre;
}

/* ---- Demo card ---- */

.demo-card {
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius);
    margin: 1.75rem 0;
    background: var(--deja-elevated);
    box-shadow: var(--deja-shadow);
    overflow: hidden;
}

.demo-card-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--deja-border);
    background: var(--deja-sunken);
    font-size: 0.82rem;
    font-weight: 650;
    color: var(--deja-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.demo-card-header .live-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--deja-success);
    animation: boot-pulse 2s ease-in-out infinite;
}

.demo-card-body {
    padding: 1.25rem;
}

.demo-card-tabs {
    display: flex;
    gap: 0.15rem;
    padding: 0.4rem 0.75rem 0;
    border-top: 1px solid var(--deja-border);
    background: var(--deja-sunken);
    overflow-x: auto;
}

.demo-card-tab {
    border: none;
    background: none;
    font: inherit;
    font-size: 0.84rem;
    font-family: var(--deja-mono);
    color: var(--deja-muted);
    padding: 0.45rem 0.8rem;
    cursor: pointer;
    border-radius: var(--deja-radius-sm) var(--deja-radius-sm) 0 0;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
}

.demo-card-tab:hover {
    color: var(--deja-ink);
}

.demo-card-tab.active {
    color: var(--deja-primary);
    border-bottom-color: var(--deja-primary);
    font-weight: 600;
}

.demo-card-source {
    border-top: 1px solid var(--deja-border);
}

.demo-card-source .code-block {
    margin: 0;
    border: none;
    border-radius: 0;
}

/* ---- State inspector ---- */

.state-inspector {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 0.75rem;
    background: var(--deja-sunken);
    border: 1px dashed var(--deja-border-strong);
    border-radius: var(--deja-radius-sm);
    margin: 0.9rem 0;
    font-size: 0.78rem;
}

.state-inspector .inspector-label {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--deja-muted);
    margin-right: 0.3rem;
}

.state-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--deja-mono);
    font-size: 0.74rem;
    padding: 0.14rem 0.55rem;
    border-radius: 999px;
    border: 1px solid var(--deja-border);
    color: var(--deja-muted);
    background: var(--deja-elevated);
}

.state-badge.on {
    color: var(--deja-success);
    background: var(--deja-success-soft);
    border-color: color-mix(in srgb, var(--deja-success) 35%, transparent);
    font-weight: 600;
}

.state-badge.warn.on {
    color: var(--deja-warning);
    background: var(--deja-warning-soft);
    border-color: color-mix(in srgb, var(--deja-warning) 40%, transparent);
}

.state-badge.bad.on {
    color: var(--deja-danger);
    background: var(--deja-danger-soft);
    border-color: color-mix(in srgb, var(--deja-danger) 35%, transparent);
}

/* ---- Cache inspector ---- */

.cache-inspector {
    margin: 0.9rem 0;
    border: 1px dashed var(--deja-border-strong);
    border-radius: var(--deja-radius-sm);
    background: var(--deja-sunken);
    font-size: 0.8rem;
    overflow-x: auto;
}

.cache-inspector table {
    width: 100%;
    border-collapse: collapse;
}

.cache-inspector th {
    text-align: left;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--deja-muted);
    padding: 0.5rem 0.75rem 0.2rem;
}

.cache-inspector td {
    padding: 0.3rem 0.75rem 0.4rem;
    font-family: var(--deja-mono);
    font-size: 0.75rem;
    white-space: nowrap;
}

/* ---- Demo widgets ---- */

.demo-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
}

.demo-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid var(--deja-border-strong);
    background: var(--deja-elevated);
    color: var(--deja-ink);
    font: inherit;
    font-size: 0.88rem;
    font-weight: 550;
    padding: 0.4rem 0.9rem;
    border-radius: var(--deja-radius-sm);
    cursor: pointer;
}

.demo-button:hover:not(:disabled) {
    border-color: var(--deja-primary);
    color: var(--deja-primary);
}

.demo-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.demo-button.primary {
    background: var(--deja-primary);
    border-color: var(--deja-primary);
    color: var(--deja-primary-contrast);
}

.demo-button.primary:hover:not(:disabled) {
    background: var(--deja-primary-hover);
    color: var(--deja-primary-contrast);
}

.demo-button.danger:hover:not(:disabled) {
    border-color: var(--deja-danger);
    color: var(--deja-danger);
}

.demo-input {
    font: inherit;
    font-size: 0.9rem;
    color: var(--deja-ink);
    background: var(--deja-elevated);
    border: 1px solid var(--deja-border-strong);
    border-radius: var(--deja-radius-sm);
    padding: 0.42rem 0.7rem;
    min-width: 0;
}

.demo-input:focus {
    outline: 2px solid color-mix(in srgb, var(--deja-primary) 45%, transparent);
    border-color: var(--deja-primary);
}

.demo-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius-sm);
}

.demo-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.8rem;
    border-bottom: 1px solid var(--deja-border);
    font-size: 0.92rem;
}

.demo-list li:last-child {
    border-bottom: none;
}

.demo-list .done {
    text-decoration: line-through;
    color: var(--deja-muted);
}

.demo-list .spacer {
    flex: 1;
}

.demo-button.icon {
    padding: 0.3rem;
    width: 1.9rem;
    height: 1.9rem;
    justify-content: center;
    flex: none;
}

.spinner {
    display: inline-block;
    width: 0.85em;
    height: 0.85em;
    flex: none;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    opacity: 0.85;
    animation: deja-spin 0.6s linear infinite;
}

.spinner.danger {
    color: var(--deja-danger);
}

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

.demo-activity {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 1.6rem;
    margin: 0.9rem 0;
    font-size: 0.82rem;
    font-weight: 550;
    color: var(--deja-primary);
}

.demo-activity-idle {
    color: var(--deja-muted);
    font-weight: 400;
}

.demo-list li.pending {
    background: var(--deja-sunken);
}

.demo-list li.deleting {
    background: var(--deja-danger-soft);
    opacity: 0.75;
}

.demo-list .row-status {
    font-family: var(--deja-mono);
    font-size: 0.7rem;
    letter-spacing: 0.03em;
    color: var(--deja-muted);
}

.demo-list .row-status.danger {
    color: var(--deja-danger);
}

.demo-list li.skeleton {
    padding: 0.65rem 0.8rem;
}

.skeleton-bar {
    display: block;
    width: 60%;
    height: 0.7rem;
    border-radius: 999px;
    background: linear-gradient(90deg,
        var(--deja-sunken) 25%,
        var(--deja-border) 50%,
        var(--deja-sunken) 75%);
    background-size: 300% 100%;
    animation: deja-shimmer 1.3s ease-in-out infinite;
}

.demo-list li.skeleton:nth-child(2n) .skeleton-bar {
    width: 80%;
}

@keyframes deja-shimmer {
    from { background-position: 150% 0; }
    to { background-position: -150% 0; }
}

@media (prefers-reduced-motion: reduce) {
    .spinner,
    .skeleton-bar {
        animation: none;
    }
}

.demo-panels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1rem;
}

.demo-panel {
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius-sm);
    padding: 0.9rem 1rem;
    background: var(--deja-elevated);
}

.demo-panel h4 {
    margin: 0 0 0.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.render-counter {
    font-family: var(--deja-mono);
    font-size: 0.72rem;
    color: var(--deja-muted);
    background: var(--deja-sunken);
    border-radius: 999px;
    padding: 0.1rem 0.5rem;
}

.demo-error {
    color: var(--deja-danger);
    background: var(--deja-danger-soft);
    border: 1px solid color-mix(in srgb, var(--deja-danger) 30%, transparent);
    border-radius: var(--deja-radius-sm);
    padding: 0.5rem 0.8rem;
    font-size: 0.88rem;
    margin: 0.6rem 0;
}

.demo-note {
    color: var(--deja-muted);
    font-size: 0.84rem;
}

/* ---- Demo controls (floating panel) ---- */

.demo-controls {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 80;
    width: 17rem;
    background: var(--deja-elevated);
    border: 1px solid var(--deja-border-strong);
    border-radius: var(--deja-radius);
    box-shadow: var(--deja-shadow-raised);
    font-size: 0.85rem;
    overflow: hidden;
}

.demo-controls.collapsed {
    width: auto;
}

.demo-controls-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.55rem 0.9rem;
    border: none;
    background: var(--deja-primary);
    color: var(--deja-primary-contrast);
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
}

.demo-controls-body {
    padding: 0.8rem 0.9rem 0.9rem;
    display: grid;
    gap: 0.7rem;
}

.demo-controls-body label {
    display: block;
    font-weight: 600;
    font-size: 0.78rem;
    color: var(--deja-muted);
    margin-bottom: 0.25rem;
}

.demo-controls-body input[type="range"] {
    width: 100%;
    accent-color: var(--deja-primary);
}

.offline-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--deja-warning);
    background: var(--deja-warning-soft);
    border: 1px solid color-mix(in srgb, var(--deja-warning) 40%, transparent);
    border-radius: 999px;
    padding: 0.15rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 650;
}

/* ---- Search ---- */

.search-box {
    position: relative;
    width: min(19rem, 40vw);
}

.search-box input {
    width: 100%;
    height: 2.2rem;
    font: inherit;
    font-size: 0.9rem;
    color: var(--deja-ink);
    background: var(--deja-sunken);
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius-sm);
    padding: 0 0.8rem;
}

.search-box input:focus {
    outline: 2px solid color-mix(in srgb, var(--deja-primary) 45%, transparent);
    background: var(--deja-elevated);
}

.search-results {
    position: absolute;
    top: calc(100% + 0.4rem);
    left: 0;
    right: 0;
    max-height: 21rem;
    overflow-y: auto;
    background: var(--deja-elevated);
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius);
    box-shadow: var(--deja-shadow-raised);
    padding: 0.35rem;
    z-index: 110;
}

.search-results a {
    display: block;
    padding: 0.45rem 0.7rem;
    border-radius: var(--deja-radius-sm);
    text-decoration: none;
    color: var(--deja-ink);
    font-size: 0.9rem;
}

.search-results a .result-section {
    display: block;
    font-size: 0.72rem;
    color: var(--deja-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.search-results a:hover,
.search-results a.selected {
    background: var(--deja-primary-soft);
    color: var(--deja-primary);
}

.search-empty {
    padding: 0.6rem 0.7rem;
    color: var(--deja-muted);
    font-size: 0.85rem;
}

@media (max-width: 640px) {
    .search-box {
        display: none;
    }
}

/* ---- Theme toggle icons: moon shown in light mode, sun shown in dark ---- */

.theme-icon-light { display: none; }
.theme-icon-dark { display: block; }

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-icon-light { display: block; }
    :root:not([data-theme="light"]) .theme-icon-dark { display: none; }
}

:root[data-theme="dark"] .theme-icon-light { display: block; }
:root[data-theme="dark"] .theme-icon-dark { display: none; }

/* ---- Prev / next footer ---- */

.prev-next {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 3.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--deja-border);
}

.prev-next a {
    display: block;
    border: 1px solid var(--deja-border);
    border-radius: var(--deja-radius);
    padding: 0.8rem 1.1rem;
    text-decoration: none;
    color: var(--deja-ink);
}

.prev-next a:hover {
    border-color: var(--deja-primary);
}

.prev-next a:hover .pn-title {
    color: var(--deja-primary);
}

.prev-next .pn-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--deja-muted);
    margin-bottom: 0.15rem;
}

.prev-next .pn-title {
    font-weight: 650;
}

.prev-next .pn-next {
    grid-column: 2;
    text-align: right;
}

@media (max-width: 640px) {
    .prev-next {
        grid-template-columns: 1fr;
    }

    .prev-next .pn-next {
        grid-column: auto;
    }
}