:root {
    --bg: #ffffff;
    --border: #d9d9d9;
    --border-strong: #bdbdbd;
    --text: #111111;
    --muted: #6b6b6b;
    --surface: #ffffff;
    --surface-muted: #f5f5f5;
    --font-sans: "Segoe UI", Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
}

body {
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

.layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.layout__content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.dashboard,
.panel-selector,
.auth {
    width: 100%;
    max-width: 420px;
}

.dashboard {
    display: grid;
    gap: 16px;
}

.dashboard--map {
    max-width: 1200px;
}

.dashboard--review {
    max-width: 1320px;
}

.selector-form,
.selector-readonly,
.auth-form,
.map-view {
    height: 100%;
    width: 100%;
    display: grid;
    gap: 12px;
}

.auth-form button,
.selector-form button,
input,
select {
    width: 100%;
    min-height: 48px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: 0;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

input::placeholder {
    color: var(--muted);
}

input:focus,
select:focus,
button:focus {
    outline: none;
    border-color: var(--border-strong);
}

button {
    cursor: pointer;
}

.auth-form button,
.selector-form button {
    background: var(--surface-muted);
}

.form-error {
    padding: 12px 14px;
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--surface-muted);
    font-size: 0.95rem;
}

.footer {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.9rem;
}

.tabs {
    display: flex;
    gap: 8px;
}

.tabs--admin {
    flex-wrap: wrap;
}

.tabs a {
    min-height: 40px;
    min-width: 108px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    background: var(--surface);
    padding: 0 14px;
}

.tabs a.is-active {
    background: var(--surface-muted);
    border-color: var(--border-strong);
}

.footer-switch {
    display: flex;
    gap: 8px;
    align-items: center;
}

.footer-switch select,
.footer-switch button {
    min-height: 40px;
    border-radius: 0;
}

.footer-switch select {
    min-width: 260px;
}

.footer-switch button {
    width: auto;
    padding: 0 16px;
    background: var(--surface-muted);
}

.map-frame {
    width: 100%;
    border: 1px solid var(--border);
    background: var(--surface);
}

.map-frame iframe {
    display: block;
    width: 100%;
    height: 72vh;
    min-height: 560px;
    border: 0;
}

.review-view {
    width: 100%;
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.review-queue,
.review-card,
.review-history,
.review-queue__item,
.review-photo-card,
.verification-row,
.review-history__item {
    border: 1px solid var(--border);
    background: var(--surface);
}

.review-queue {
    display: grid;
    gap: 8px;
    padding: 12px;
}

.review-queue__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 48px;
    padding: 0 4px 8px;
    border-bottom: 1px solid var(--border);
}

.review-queue__item {
    display: grid;
    gap: 4px;
    padding: 12px;
}

.review-queue__item.is-active {
    background: var(--surface-muted);
    border-color: var(--border-strong);
}

.review-queue__item span,
.review-card__meta span,
.review-history__item span,
.verification-row__meta span {
    color: var(--muted);
    font-size: 0.92rem;
}

.review-detail,
.review-form,
.review-history {
    display: grid;
    gap: 16px;
}

.review-card {
    display: grid;
    gap: 16px;
    padding: 16px;
}

.review-card__meta {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.review-card__meta > div {
    display: grid;
    gap: 4px;
}

.review-card__notes textarea,
.review-photo-card textarea,
.review-decision textarea,
.verification-row__source textarea,
.verification-row__fields textarea {
    width: 100%;
    min-height: 96px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 0;
    background: var(--surface);
    color: var(--text);
    font: inherit;
    resize: vertical;
}

.review-card__notes textarea[readonly],
.review-photo-card textarea[readonly],
.verification-row__source textarea[readonly] {
    background: var(--surface-muted);
}

.review-photos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
}

.review-photo-card {
    display: grid;
    gap: 12px;
    padding: 12px;
}

.review-photo-card img,
.verification-row__photo img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

.verification-row__photo--annotated img {
    aspect-ratio: auto;
    max-height: 320px;
    object-fit: contain;
}

.verification-list {
    display: grid;
    gap: 12px;
}

.verification-row {
    display: grid;
    grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
}

.verification-row__source,
.verification-row__fields {
    display: grid;
    gap: 12px;
    padding: 14px;
}

.verification-row__source {
    border-right: 1px solid var(--border);
    background: var(--surface-muted);
}

.verification-row__toggle label {
    display: flex;
    align-items: center;
    gap: 8px;
}

.verification-row__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.verification-row__toggle input[type="checkbox"] {
    width: auto;
    min-height: 0;
}

.verification-row__analysis {
    display: grid;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.verification-row__analysis-grid {
    display: grid;
    gap: 6px;
}

.verification-row__analysis-grid span {
    color: var(--muted);
    font-size: 0.9rem;
}

.verification-row__analysis-grid strong {
    color: var(--text);
    font-weight: 500;
}

.verification-row__candidate-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.verification-row__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.verification-row__actions .module-button {
    min-height: 40px;
}

.verification-row__candidate {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 10px;
    border: 1px solid var(--border);
    background: var(--surface-muted);
    color: var(--text);
    font-size: 0.82rem;
    line-height: 1.2;
}

.verification-row__grid,
.review-decision,
.review-history {
    display: grid;
    gap: 12px;
}

.verification-row__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-block {
    display: grid;
    gap: 6px;
}

.field-block label {
    color: var(--muted);
    font-size: 0.9rem;
}

.field-block ul {
    margin: 0;
    padding-left: 18px;
    color: var(--text);
    font-size: 0.9rem;
}

.review-add-row,
.review-actions button {
    min-height: 48px;
    border: 1px solid var(--border);
    border-radius: 0;
    background: var(--surface-muted);
    color: var(--text);
    font: inherit;
    padding: 0 16px;
}

.review-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.review-history {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.review-history__column {
    display: grid;
    gap: 8px;
}

.review-history__item {
    display: grid;
    gap: 4px;
    padding: 12px;
}

.module {
    width: 100%;
    display: grid;
    gap: 16px;
}

.module--wide {
    max-width: 1320px;
}

.module-header {
    display: grid;
    gap: 6px;
}

.module-header h1 {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 500;
}

.module-header__eyebrow {
    color: var(--muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.module-toolbar {
    display: grid;
    grid-template-columns: minmax(220px, 1.5fr) repeat(2, minmax(180px, 220px)) auto;
    gap: 12px;
}

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

.module-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

.module-toolbar button {
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid var(--border);
    border-radius: 0;
    background: var(--surface-muted);
    color: var(--text);
    font: inherit;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    background: var(--surface);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 860px;
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
    font-size: 0.95rem;
}

.data-table thead th {
    color: var(--muted);
    font-weight: 500;
    background: var(--surface-muted);
}

.empty-state {
    color: var(--muted);
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border: 1px solid var(--border);
    background: var(--surface-muted);
    white-space: nowrap;
}

.material-thumb,
.material-image-preview {
    display: block;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

.material-thumb {
    width: 88px;
    height: 88px;
    object-fit: cover;
}

.material-image-link {
    display: inline-block;
}

.material-image-preview {
    width: min(100%, 240px);
    max-height: 180px;
    object-fit: contain;
}

.form-panel {
    display: grid;
    gap: 16px;
    padding: 16px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.stat-card {
    display: grid;
    gap: 6px;
    padding: 16px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.stat-card span {
    color: var(--muted);
    font-size: 0.88rem;
}

.stat-card strong {
    font-size: 1.05rem;
    font-weight: 500;
}

.report-section {
    display: grid;
    gap: 12px;
}

.report-section h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
}

.report-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.report-gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.report-gallery__item {
    display: grid;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.report-gallery__item img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

.report-gallery__meta {
    display: grid;
    gap: 4px;
}

.report-gallery__meta span {
    color: var(--muted);
    font-size: 0.88rem;
}

.report-badge-list,
.report-chart-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.report-chart-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 12px;
}

.report-chart-card,
.report-tree-node,
.report-tree-leaf {
    display: grid;
    gap: 10px;
    padding: 12px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.report-chart-card__row,
.report-tree-leaf__title {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.report-chart-bar {
    width: 100%;
    height: 12px;
    background: var(--surface-muted);
    border: 1px solid var(--border);
}

.report-chart-bar__fill {
    height: 100%;
    min-width: 0;
    background: var(--text);
}

.report-tree {
    display: grid;
    gap: 12px;
}

.report-tree-node summary {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.report-tree-node__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    color: var(--muted);
    font-size: 0.9rem;
}

.report-tree-node__children {
    display: grid;
    gap: 10px;
    padding-left: 12px;
    border-left: 1px solid var(--border);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.field-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 48px;
}

.field-checkbox input[type="checkbox"] {
    width: auto;
    min-height: 0;
}

.field-help {
    color: var(--muted);
    font-size: 0.9rem;
}

.module-stack,
.vision-summary,
.vision-detection-list,
.vision-preview,
.vision-preview__meta,
.vision-model-list {
    display: grid;
    gap: 12px;
}

.vision-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 420px);
    gap: 16px;
    align-items: start;
}

.vision-preview-grid,
.vision-dataset-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.vision-preview__card,
.vision-detection-card {
    display: grid;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--border);
    background: var(--surface);
}

.vision-preview__card img {
    width: 100%;
    max-height: 420px;
    object-fit: contain;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

.vision-detection-card span,
.vision-preview__meta span,
.vision-model-list span {
    color: var(--muted);
    font-size: 0.9rem;
}

.vision-class-list,
.vision-inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.vision-dataset-grid {
    display: grid;
    gap: 16px;
}

.vision-inline-actions a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 0 12px;
    border: 1px solid var(--border);
    background: var(--surface-muted);
}

@media (max-width: 640px) {
    .footer {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .tabs,
    .footer-switch {
        width: 100%;
        flex-direction: column;
    }

    .tabs a,
    .footer-switch select,
    .footer-switch button {
        width: 100%;
    }
}

@media (max-width: 1100px) {
    .review-view,
    .review-history,
    .verification-row,
    .review-card__meta {
        grid-template-columns: 1fr;
    }

    .verification-row {
        display: grid;
    }

    .verification-row__source {
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }
}

@media (max-width: 780px) {
    .module-toolbar {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .vision-layout,
    .vision-preview-grid,
    .vision-dataset-stats {
        grid-template-columns: 1fr;
    }

    .report-grid,
    .report-gallery {
        grid-template-columns: 1fr;
    }

    .verification-row__grid,
    .review-photos {
        grid-template-columns: 1fr;
    }

    .review-actions {
        flex-direction: column;
    }

    .review-actions button,
    .review-add-row {
        width: 100%;
    }
}