.page-community {
  background: var(--color-surface);
}

/* ---------- 首屏 ---------- */

.page-community .community-hero {
  padding-top: var(--space-4);
  padding-bottom: var(--section-y);
}

.page-community .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
}

.page-community .breadcrumb a {
  color: var(--color-ink-muted);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-community .breadcrumb a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-community .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-community .hero-slab {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-6) var(--space-4) calc(var(--space-8) + 16px);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-community .hero-slab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 16px;
  border-top: var(--border-thin) solid var(--color-contrast-line);
  background-image: repeating-linear-gradient(
    to right,
    var(--color-contrast-line) 0,
    var(--color-contrast-line) 1px,
    transparent 1px,
    transparent 28px
  );
}

.page-community .hero-slab .kicker {
  color: var(--color-contrast-accent);
}

.page-community .hero-slab .kicker::before {
  background: var(--color-contrast-accent);
}

.page-community .hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: var(--space-3) 0 var(--space-3);
}

.page-community .hero-lede {
  max-width: 42ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
  margin: 0;
}

.page-community .hero-nums {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-community .hero-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 800;
  line-height: 0.86;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--color-contrast-accent);
}

.page-community .hero-num-cap {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}

.page-community .hero-note {
  margin: var(--space-4) 0 0;
}

.page-community .hero-slab .mono-label {
  color: color-mix(in srgb, var(--color-contrast-ink) 68%, transparent);
}

.page-community .hero-boards {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  margin: var(--space-4) 0 0;
  padding: 0;
}

.page-community .hero-boards li {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  color: var(--color-contrast-ink);
}

.page-community .hero-figure {
  position: relative;
  margin: 0;
}

.page-community .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-community .media-caption {
  position: absolute;
  left: var(--space-2);
  right: var(--space-2);
  bottom: var(--space-2);
  margin: 0;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-contrast-ink);
  background: color-mix(in srgb, var(--color-contrast-surface) 82%, transparent);
  border-radius: var(--radius-sm);
}

/* ---------- 规则区 ---------- */

.page-community .community-rules {
  padding-bottom: var(--section-y-lg);
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--section-y);
}

.page-community .rules-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-community .rules-sub {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: var(--space-6) 0 var(--space-3);
}

.page-community .state-legend {
  margin: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-community .state-legend-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-community .state-legend-row dt {
  margin: 0;
}

.page-community .state-legend-row dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-community .rules-avoid {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-community .rules-avoid li {
  position: relative;
  padding: var(--space-3) 0 var(--space-3) var(--space-4);
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-community .rules-avoid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-3) + 8px);
  width: 12px;
  height: var(--border-thick);
  background: var(--color-accent);
}

.page-community .rules-figure {
  margin: 0;
  position: relative;
}

.page-community .rules-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--color-line);
}

.page-community .rules-figure .media-caption {
  position: static;
  margin-top: var(--space-2);
  padding: 0;
  color: var(--color-ink-muted);
  background: none;
}

/* ---------- 条目流 ---------- */

.page-community .community-flow {
  padding-bottom: var(--section-y-lg);
}

.page-community .filter-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  margin-top: var(--space-4);
  padding: var(--space-2) 0;
  background: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-community .filter-btn {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  padding: 6px 12px;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: background-color 160ms linear, border-color 160ms linear, color 160ms linear;
}

.page-community .filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-community .filter-btn[aria-pressed="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-community .filter-btn:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-community .filter-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-community .flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.page-community .flow-item {
  display: block;
}

.page-community .flow-card {
  display: block;
}

.page-community .flow-head {
  display: block;
  cursor: pointer;
  padding: var(--space-3) 0 var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  transition: border-color 160ms linear;
  list-style: none;
}

.page-community .flow-head::-webkit-details-marker {
  display: none;
}

.page-community .flow-card[open] > .flow-head,
.page-community .flow-card:hover > .flow-head {
  border-top-color: var(--color-primary);
}

.page-community .flow-head:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 4px;
}

.page-community .flow-cat {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-community .flow-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-2) 0 var(--space-2);
}

.page-community .flow-excerpt {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-community .flow-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.page-community .flow-more {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-community .flow-card[open] .flow-more {
  color: var(--color-primary);
}

.page-community .flow-more-close {
  display: none;
}

.page-community .flow-card[open] .flow-more-open {
  display: none;
}

.page-community .flow-card[open] .flow-more-close {
  display: inline;
}

.page-community .flow-body {
  padding: var(--space-3) 0 var(--space-4);
  border-top: var(--border-thin) dashed var(--color-line);
}

.page-community .flow-body p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-community .flow-body p:last-child {
  margin-bottom: 0;
}

.page-community .flow-body a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-community .flow-figure {
  margin: 0;
  position: relative;
}

.page-community .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* ---------- 状态标签 ---------- */

.page-community .state-chip {
  position: relative;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.page-community .state-chip.is-open {
  background: var(--color-primary-soft);
  border-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-community .state-chip.is-merged {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-community .state-chip.is-pending {
  background: transparent;
  border-color: var(--color-line);
  color: var(--color-ink-muted);
}

.page-community .state-chip::after {
  content: attr(data-sla);
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  z-index: 6;
  width: max-content;
  max-width: 240px;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  white-space: normal;
  color: var(--color-contrast-ink);
  background: var(--color-contrast-surface);
  border-radius: var(--radius-sm);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 160ms linear, visibility 160ms linear;
}

.page-community .state-chip:hover::after {
  opacity: 1;
  visibility: visible;
}

/* ---------- 纠错面板 ---------- */

.page-community .fix-panel {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-4);
  border-left: 6px solid var(--color-contrast-accent);
}

.page-community .fix-panel .kicker {
  color: var(--color-contrast-accent);
}

.page-community .fix-panel .kicker::before {
  background: var(--color-contrast-accent);
}

.page-community .fix-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: var(--space-3) 0 var(--space-3);
}

.page-community .fix-lede {
  max-width: 62ch;
  margin: 0 0 var(--space-6);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-community .fix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-community .fix-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-community .fix-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-community .fix-step-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: var(--color-contrast-accent);
}

.page-community .fix-steps h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-contrast-ink);
}

.page-community .fix-steps p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

.page-community .fix-side {
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.page-community .fix-side-label {
  margin: 0 0 var(--space-1);
  color: var(--color-contrast-accent);
}

.page-community .fix-side-value {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  word-break: break-all;
  color: var(--color-contrast-ink);
}

.page-community .fix-side-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

.page-community .fix-side-note a {
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-contrast-accent);
}

.page-community .fix-side-divider {
  height: var(--border-thin);
  margin: var(--space-4) 0;
  background: var(--color-contrast-line);
}

/* ---------- 响应式 ---------- */

@media (min-width: 900px) {
  .page-community .hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 0;
    align-items: start;
  }

  .page-community .hero-slab {
    padding: var(--space-8) var(--space-6) calc(var(--space-8) + 16px);
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }

  .page-community .hero-figure {
    margin-top: var(--space-6);
    margin-left: calc(-1 * var(--space-4));
    z-index: 2;
  }

  .page-community .hero-figure img {
    aspect-ratio: 2 / 3;
    max-height: 580px;
  }

  .page-community .rules-grid {
    grid-template-columns: repeat(12, 1fr);
    column-gap: var(--gutter);
    align-items: start;
  }

  .page-community .rules-copy {
    grid-column: 1 / span 6;
  }

  .page-community .rules-figure {
    grid-column: 8 / span 5;
    margin-top: var(--space-8);
  }

  .page-community .state-legend-row {
    grid-template-columns: 132px 1fr;
    align-items: start;
    gap: var(--space-3);
  }

  .page-community .flow {
    grid-template-columns: repeat(12, 1fr);
    column-gap: var(--gutter);
    row-gap: var(--space-8);
  }

  .page-community .flow-item:nth-of-type(4n + 1) {
    grid-column: 1 / span 7;
  }

  .page-community .flow-item:nth-of-type(4n + 2) {
    grid-column: 8 / span 5;
    margin-top: var(--space-6);
  }

  .page-community .flow-item:nth-of-type(4n + 3) {
    grid-column: 1 / span 5;
  }

  .page-community .flow-item:nth-of-type(4n + 4) {
    grid-column: 7 / span 6;
    margin-top: var(--space-4);
  }

  .page-community .flow-figure {
    grid-column: 2 / span 10;
    margin-block: var(--space-4);
  }

  .page-community .flow-figure img {
    aspect-ratio: 21 / 9;
  }

  .page-community .filter-bar {
    gap: var(--space-2);
    padding: var(--space-3) 0;
  }

  .page-community .fix-panel {
    padding: var(--space-8);
    border-left-width: 8px;
  }

  .page-community .fix-grid {
    grid-template-columns: 7fr 4fr;
    gap: var(--space-8);
  }

  .page-community .fix-side {
    align-self: start;
    padding: var(--space-4);
  }
}

@media (max-width: 899px) {
  .page-community .filter-bar {
    position: static;
  }

  .page-community .filter-count {
    margin-left: 0;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-community .filter-btn,
  .page-community .flow-head,
  .page-community .state-chip::after {
    transition: none;
  }
}