/* ==========================================================================
   BGG article pages (/bgg/<article>)
   --------------------------------------------------------------------------
   Bootstrap-free, design tokens only (docs/adr/0002, issue #3) — pattern of
   homepage.css and bgg.css. Loaded only by base_article.html, which empties
   the bootstrap_css / bootstrap_js blocks inherited from base_bgg.html.
   ========================================================================== */

/* Bootstrap reboot (body { margin: 0 }) is not loaded here, so reset the
   browser-default body margin ourselves; otherwise the white html background
   shows as an 8px frame around the page. */
body {
  margin: 0;
}

/* --- Page shell ---------------------------------------------------------- */

.bgg-main {
  padding-block: var(--space-5);
}

.bgg-container {
  margin-inline: auto;
  max-width: var(--container-max);
  padding-inline: var(--container-gutter);
}

/* --- Article card (home-card style) --------------------------------------- */

.bgg-article {
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.bgg-article-header {
  /* Issue #6: full-bleed inside the card via negative margin, with a
     generous gap below to the hero image. */
  margin: 0 calc(-1 * var(--space-5));
  padding: var(--space-6) var(--space-5) var(--space-8);
  text-align: center;
}

.bgg-article-meta {
  color: black;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-3);
  text-transform: uppercase;
}

.bgg-article-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin: 0;
  color: black;
}

/* Hero band pushes extra room to the image below (issue #6). */
.bgg-article .article-image {
  margin-bottom: var(--space-8);
}

/* Prose: sans-serif per the article refresh decision (issue #3, decision 1). */
.bgg-article-body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  padding: var(--space-5);
}

.bgg-article-body p {
  margin-block: 0 var(--space-4);
}

.bgg-article-body h2 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  margin: var(--space-8) 0 var(--space-4);
}

.bgg-article-body h3 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin: var(--space-6) 0 var(--space-3);
}

.bgg-article-body h2:first-child,
.bgg-article-body h3:first-child {
  margin-top: 0;
}

.bgg-article-body a {
  color: var(--color-link);
  text-decoration: underline;
}

.bgg-article-body a:hover {
  color: var(--color-link-hover);
}

.bgg-article-body :focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.bgg-muted {
  color: var(--color-text-muted);
}

/* Chart/plot images inside .img-text; Bootstrap's .card-img width no longer
   applies once Bootstrap is dropped. */
.img-text img {
  display: block;
  height: auto;
  width: 100%;
}

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

.table-div {
  overflow-x: auto;
  padding: var(--space-1);
}

.bgg-table {
  border-collapse: collapse;
  font-size: var(--text-sm);
  width: 100%;
}

.bgg-table th,
.bgg-table td {
  border: 1px solid var(--color-border);
  padding: var(--space-1) var(--space-3);
  text-align: center;
}

.bgg-table th {
  background-color: var(--color-surface);
  font-family: var(--font-sans);
  font-weight: var(--weight-semibold);
}

/* Replaces Bootstrap table-striped/table-hover (Bootstrap stripes odd rows). */
.bgg-table tr:nth-child(odd) {
  background-color: var(--color-surface);
}

.bgg-table tbody tr:hover {
  background-color: color-mix(in srgb, var(--color-brand) 8%, transparent);
}

/* Table 2 (countries table): fixed column layout (issue #18). The colgroup
   widths in the partial are selection-independent; table-layout: fixed keeps
   every column in place while rows are hidden by search, continent filter
   or pagination. min-width keeps the widest realistic content (long country
   names incl. the flag icon) from wrapping or clipping; narrow screens
   scroll horizontally via .table-div (overflow-x: auto). */
.countries-table-fixed {
  min-width: 800px;
  table-layout: fixed;
}

.countries-table-fixed td,
.countries-table-fixed th {
  white-space: nowrap;
}

/* --- Inputs and buttons ----------------------------------------------------- */

.bgg-input,
.bgg-select {
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-2);
}

.bgg-input:focus-visible,
.bgg-select:focus-visible {
  border-color: var(--color-brand);
  outline: 2px solid var(--color-focus);
  outline-offset: 1px;
}

.bgg-btn {
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-3);
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.bgg-btn:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.bgg-btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* Multi-select continent filter chips (Table 2, issue #14 follow-up). */

.bgg-chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.bgg-btn.is-active {
  background-color: var(--color-brand);
  border-color: var(--color-brand);
  color: var(--color-text-inverse);
}

.bgg-btn.is-active:hover {
  background-color: var(--color-brand-hover);
  border-color: var(--color-brand-hover);
  color: var(--color-text-inverse);
}

/* Search field with attached clear button (replaces input-group). */
.bgg-search {
  display: flex;
}

.bgg-search .bgg-input {
  border-bottom-right-radius: 0;
  border-top-right-radius: 0;
  flex: 1 1 auto;
  min-width: 0;
}

.bgg-search .bgg-btn {
  border-bottom-left-radius: 0;
  border-top-left-radius: 0;
}

/* --- Table controls rows (replaces row/col-*) ------------------------------- */

.search-controls,
.pagination-controls {
  margin-block: var(--space-4);
}

.bgg-controls-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.bgg-controls-row > * {
  min-width: 0;
}

.bgg-controls-info {
  flex: 1 1 auto;
}

.pagination-info {
  color: var(--color-text-soft);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.search-results-info {
  color: var(--color-text-soft);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-style: italic;
  text-align: right;
}

/* --- Pagination (token rebuild of the former Bootstrap skin) ---------------- */

.bgg-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  justify-content: flex-end;
  list-style: none;
  margin: 0;
  padding: 0;
}

.bgg-page-link {
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  display: block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  min-width: 2.5rem;
  padding: var(--space-1) var(--space-2);
  text-align: center;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.bgg-page-link:hover {
  background-color: var(--color-surface);
  border-color: var(--color-brand);
  color: var(--color-brand);
  text-decoration: none;
}

.bgg-page-link:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.bgg-page-item.is-active .bgg-page-link {
  background-color: var(--color-brand);
  border-color: var(--color-brand);
  color: var(--color-text-inverse);
  font-weight: var(--weight-semibold);
}

.bgg-page-item.is-disabled .bgg-page-link {
  color: var(--color-text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

/* --- Figures, captions and legends ------------------------------------------- */

.figure-container {
  margin: var(--space-6) 0;
}

.figure-container .figure-title {
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  margin: 0 0 var(--space-2);
}

.figure-container .figure-content {
  width: 100%;
}

.figure-caption {
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-brand);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-6);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
}

.figure-caption p {
  color: var(--color-text-soft);
  margin: 0;
}

.figure-caption strong {
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

.figure-container .figure-caption {
  margin-bottom: var(--space-4);
  margin-top: 0;
}

.treemap-legend {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-top: var(--space-4);
  padding: var(--space-4);
}

.treemap-legend h5 {
  color: var(--color-text-soft);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3);
}

/* Two-column legend layout (replaces row/col-md-6). */
.treemap-legend-columns {
  display: grid;
  gap: var(--space-2) var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .treemap-legend-columns {
    grid-template-columns: 1fr 1fr;
  }
}

/* Legend rows and the ⤢ / error notes of the treemap partial (issue #14). */

.treemap-legend .legend-item {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.treemap-legend-note {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin: var(--space-3) 0 0;
}

.treemap-error {
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  padding: var(--space-6) var(--space-4);
  text-align: center;
}

/* --- Shared follow-cursor tooltip (issue #18) ------------------------------- */

/* One element per page, created by bgg_data_analysis/js/tooltip.js and shown
   by every figure that delegates to it. Styled once here with design tokens;
   no inline styles and no literal colors in the partials. */
.bgg-tooltip {
  background-color: var(--color-header);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  color: var(--color-text-inverse);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  line-height: var(--leading-normal);
  max-width: 240px;
  padding: var(--space-2) var(--space-3);
  pointer-events: none;
  position: fixed;
  /* Hidden by default via visibility (not the hidden attribute) — see the
     Firefox note in js/tooltip.js. Visibility also keeps real dimensions
     for the clamping measurement in tooltip.js. */
  visibility: hidden;
  z-index: 1000;
}

.bgg-tooltip.is-visible {
  visibility: visible;
}

.bgg-tooltip strong {
  display: block;
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-1);
}

.bgg-tooltip .bgg-tooltip-line {
  opacity: 0.85;
}

/* --- Native dialog (longevity game detail) ----------------------------------- */

.bgg-dialog {
  background-color: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  color: var(--color-text);
  font-family: var(--font-sans);
  max-width: min(60rem, calc(100vw - 2rem));
  padding: 0;
  width: calc(100vw - 2rem);
}

.bgg-dialog::backdrop {
  background-color: rgb(15 18 26 / 0.55);
}

.bgg-dialog-header {
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-3);
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
}

.bgg-dialog-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin: 0;
}

.bgg-dialog-body {
  max-height: 75vh;
  overflow-y: auto;
  padding: var(--space-5);
}

.bgg-dialog-subtitle {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

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

@media (min-width: 768px) {
  .bgg-dialog-grid {
    grid-template-columns: 1fr 1fr;
  }
}