:root {
    --bg: var(--background-color-default, #ffffff);
    --fg: var(--text-color-default, #1f2328);
    --muted: var(--text-color-muted, #59636e);
    --border: var(--border-color-default, #d1d9e0);
    --focus: var(--color-focus-outline, #0969da);
    --surface: color-mix(in srgb, var(--fg) 4%, var(--bg));
    --surface-raised: color-mix(in srgb, var(--fg) 2%, var(--bg));
    --red: var(--true-color-red, #cf222e);
    --red-muted: var(--true-color-red-muted, color-mix(in srgb, var(--red) 14%, var(--bg)));
    --orange: var(--true-color-orange, #bc4c00);
    --orange-muted: var(--true-color-orange-muted, color-mix(in srgb, var(--orange) 14%, var(--bg)));
    --yellow: var(--true-color-yellow, #9a6700);
    --yellow-muted: var(--true-color-yellow-muted, color-mix(in srgb, var(--yellow) 14%, var(--bg)));
    --green: var(--true-color-green, #1a7f37);
    --green-muted: var(--true-color-green-muted, color-mix(in srgb, var(--green) 14%, var(--bg)));
    --blue: var(--true-color-blue, #0969da);
    --blue-muted: var(--true-color-blue-muted, color-mix(in srgb, var(--blue) 14%, var(--bg)));
    --purple: var(--true-color-purple, #8250df);
    --purple-muted: var(--true-color-purple-muted, color-mix(in srgb, var(--purple) 14%, var(--bg)));
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    display: flex;
    flex-direction: column;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
    font-size: var(--text-body-medium, 14px);
    line-height: var(--leading-body-medium, 20px);
}

h1,
h2 {
    margin: 0;
    font-weight: var(--font-weight-semibold, 600);
}

h1 {
    font-size: var(--text-title-small, 16px);
    line-height: var(--leading-title-small, 24px);
}

h2 {
    font-size: var(--text-title-small, 16px);
    line-height: 1.35;
}

.meta {
    margin: 0;
    color: var(--muted);
    font-size: var(--text-body-small, 12px);
    line-height: var(--leading-body-small, 16px);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

/* Toolbar */
.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.toolbar-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.search input {
    width: 240px;
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: inherit;
    font: inherit;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface-raised);
    color: inherit;
    font: inherit;
    font-weight: var(--font-weight-semibold, 600);
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn:hover:not(:disabled) {
    background: var(--surface);
}

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

.btn-primary {
    border-color: transparent;
    background: var(--blue);
    color: var(--color-white, #fff);
}

.btn-primary:hover:not(:disabled) {
    background: color-mix(in srgb, var(--blue) 88%, black);
}

.btn-danger {
    color: var(--red);
}

.btn-danger.confirming {
    border-color: transparent;
    background: var(--red);
    color: var(--color-white, #fff);
}

.btn-warn {
    color: var(--orange);
}

.btn-warn.confirming {
    border-color: transparent;
    background: var(--orange);
    color: var(--color-white, #fff);
}

.btn-success {
    color: var(--green);
}

.btn-success.confirming {
    border-color: transparent;
    background: var(--green);
    color: var(--color-white, #fff);
}

.btn-small {
    padding: 3px 8px;
    font-size: var(--text-body-small, 12px);
}

.btn-icon {
    padding: 2px 8px;
    border-color: transparent;
    background: transparent;
}

/* Board */
.board {
    flex: 1;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(260px, 1fr);
    gap: 12px;
    padding: 12px 16px 16px;
    overflow-x: auto;
    min-height: 0;
}

.column {
    display: flex;
    flex-direction: column;
    min-height: 0;
    border-radius: var(--radius);
    background: var(--surface);
}

.column[data-column="unreviewed"] {
    --accent: var(--muted);
}
.column[data-column="reviewing"] {
    --accent: var(--purple);
}
.column[data-column="close"] {
    --accent: var(--red);
}
.column[data-column="request-changes"] {
    --accent: var(--orange);
}
.column[data-column="needs-insight"] {
    --accent: var(--yellow);
}
.column[data-column="approve"] {
    --accent: var(--green);
}
.column[data-column="actioned"] {
    --accent: var(--blue);
}

.column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px 6px;
    font-weight: var(--font-weight-semibold, 600);
}

.column-name {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.column-name::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent, var(--border));
}

.count {
    min-width: 22px;
    padding: 0 7px;
    border-radius: 999px;
    background: var(--bg);
    color: var(--muted);
    font-size: var(--text-body-small, 12px);
    text-align: center;
}

.column-cards {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 6px 8px 10px;
    overflow-y: auto;
    border-radius: 0 0 var(--radius) var(--radius);
    transition: background-color 120ms ease-out;
}

.column.drop-target .column-cards {
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    outline: 2px dashed var(--accent);
    outline-offset: -4px;
}

.empty {
    margin: 12px 4px;
    color: var(--muted);
    font-size: var(--text-body-small, 12px);
    text-align: center;
}

/* Cards */
.card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    cursor: pointer;
    transition:
        border-color 120ms ease-out,
        box-shadow 120ms ease-out;
}

.card:hover {
    border-color: color-mix(in srgb, var(--accent, var(--focus)) 60%, var(--border));
}

.card.selected {
    border-color: var(--focus);
    box-shadow: 0 0 0 1px var(--focus);
}

.card.dragging {
    opacity: 0.5;
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    color: var(--muted);
    font-size: var(--text-body-small, 12px);
}

.card-number {
    flex-shrink: 0;
    font-family: var(--font-mono, ui-monospace, monospace);
}

.card-byline {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-title {
    margin: 0;
    font-weight: var(--font-weight-semibold, 600);
    overflow-wrap: anywhere;
}

.card-rationale {
    margin: 0;
    color: var(--muted);
    font-size: var(--text-body-small, 12px);
    line-height: var(--leading-body-small, 16px);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pills {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.pill {
    padding: 0 6px;
    border-radius: 999px;
    border: 1px solid var(--border);
    font-size: 11px;
    line-height: 18px;
    white-space: nowrap;
}

.pill-danger {
    border-color: transparent;
    background: var(--red-muted);
    color: var(--red);
}
.pill-warn {
    border-color: transparent;
    background: var(--orange-muted);
    color: var(--orange);
}
.pill-caution {
    border-color: transparent;
    background: var(--yellow-muted);
    color: var(--yellow);
}
.pill-success {
    border-color: transparent;
    background: var(--green-muted);
    color: var(--green);
}
.pill-info {
    border-color: transparent;
    background: var(--blue-muted);
    color: var(--blue);
}
.pill-ai {
    border-color: transparent;
    background: var(--purple-muted);
    color: var(--purple);
}

/*
 * GitHub label colours are arbitrary, so blend them toward the current theme's
 * background and foreground. That keeps the hue recognisable while staying
 * legible in both light and dark mode.
 */
.label-chip {
    --label: #8250df;
    padding: 0 7px;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--label) 45%, var(--border));
    background: color-mix(in srgb, var(--label) 16%, var(--bg));
    color: color-mix(in srgb, var(--label) 70%, var(--fg));
    font-size: 11px;
    line-height: 18px;
    white-space: nowrap;
}

.label-chip-more {
    color: var(--muted);
}

/* Drawer */
.drawer {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(680px, 100%);
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border);
    background: var(--bg);
    box-shadow: -12px 0 32px color-mix(in srgb, black 18%, transparent);
    transform: translateX(100%);
    visibility: hidden;
    transition:
        transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1),
        visibility 0s linear 200ms;
    z-index: 10;
}

.drawer.open {
    transform: none;
    visibility: visible;
    transition:
        transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1),
        visibility 0s;
}

@media (prefers-reduced-motion: reduce) {
    .drawer,
    .drawer.open {
        transition: none;
    }
}

.drawer-header {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    padding: 14px 16px 8px;
}

.drawer-kicker {
    margin: 0 0 2px;
    color: var(--muted);
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: var(--text-body-small, 12px);
}

.drawer-labels {
    padding: 0 16px 10px;
}

.drawer-labels:empty {
    display: none;
}

.drawer-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 0 16px 10px;
    font-size: var(--text-body-small, 12px);
}

.drawer-controls select {
    margin-left: 4px;
    padding: 3px 6px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: inherit;
    font: inherit;
}

.tabs {
    display: flex;
    gap: 4px;
    padding: 0 12px;
    border-bottom: 1px solid var(--border);
}

.tab {
    padding: 8px 10px;
    border: 0;
    border-bottom: 2px solid transparent;
    background: none;
    color: var(--muted);
    font: inherit;
    font-weight: var(--font-weight-semibold, 600);
    cursor: pointer;
}

.tab[aria-selected="true"] {
    border-bottom-color: var(--focus);
    color: var(--fg);
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    min-height: 0;
}

.review-grid {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 8px 16px;
    margin: 0;
}

.review-grid dt {
    color: var(--muted);
    font-weight: var(--font-weight-semibold, 600);
}

.review-grid dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.review-grid code,
.markdown code {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: var(--text-code-inline, 12px);
    padding: 1px 4px;
    border-radius: 4px;
    background: var(--surface);
}

.rereview-panel {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 0 16px 10px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-raised);
}

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

.notice {
    padding: 12px;
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--muted);
}

.comment {
    margin-bottom: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.comment-header {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    font-size: var(--text-body-small, 12px);
}

.comment-header a {
    color: var(--muted);
}

.comment.collapsed .markdown {
    max-height: 160px;
    overflow: hidden;
    mask-image: linear-gradient(to bottom, black 60%, transparent);
}

.comment-toggle {
    margin-left: auto;
}

.markdown {
    padding: 8px 12px;
    overflow-wrap: anywhere;
}

.markdown img {
    max-width: 100%;
}

.markdown pre {
    overflow-x: auto;
    padding: 8px;
    border-radius: 6px;
    background: var(--surface);
    font-size: var(--text-code-inline, 12px);
}

.markdown table {
    border-collapse: collapse;
    display: block;
    overflow-x: auto;
}

.markdown th,
.markdown td {
    padding: 4px 8px;
    border: 1px solid var(--border);
}

.markdown a {
    color: var(--blue);
}

/* File and check lists */
.row-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 8px;
    border-radius: 6px;
}

.row:nth-child(odd) {
    background: var(--surface-raised);
}

.row-name {
    flex: 1;
    min-width: 0;
    overflow-wrap: anywhere;
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: var(--text-code-inline, 12px);
}

.row-stat {
    flex-shrink: 0;
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 11px;
}

.row-stat .add {
    color: var(--green);
}

.row-stat .del {
    color: var(--red);
}

.state-dot {
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--muted);
}

.state-dot[data-state="success"] {
    background: var(--green);
}
.state-dot[data-state="failure"] {
    background: var(--red);
}
.state-dot[data-state="pending"] {
    background: var(--yellow);
}

.drawer-footer {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px 16px 14px;
    border-top: 1px solid var(--border);
    background: var(--surface-raised);
}

.footer-label {
    font-size: var(--text-body-small, 12px);
    font-weight: var(--font-weight-semibold, 600);
}

.footer-note {
    margin: 0;
    font-size: var(--text-body-small, 12px);
    line-height: var(--leading-body-small, 16px);
    color: var(--text-color-muted, #59636e);
}

.drawer-footer textarea,
.rereview-panel textarea {
    width: 100%;
    resize: vertical;
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: inherit;
    font: inherit;
}

.footer-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

/* Toasts */
.toasts {
    position: fixed;
    bottom: 16px;
    left: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 20;
}

.toast {
    max-width: 420px;
    padding: 8px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    box-shadow: 0 6px 20px color-mix(in srgb, black 15%, transparent);
}

.toast.error {
    border-color: var(--red);
    color: var(--red);
}

.toast a {
    color: var(--blue);
}