.page-community {
  --cm-item-indent: 34px;
  --cm-axis-x: 8px;
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-community .cm-wrap {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏计分牌 ---------- */

.page-community .cm-hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-6);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thick) solid var(--color-primary);
}

.page-community .cm-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    112deg,
    transparent 0 54px,
    color-mix(in srgb, var(--color-contrast-line) 68%, transparent) 54px 55px
  );
  opacity: 0.55;
  pointer-events: none;
}

.page-community .cm-hero__grid {
  position: relative;
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

.page-community .cm-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-contrast-ink) 60%, transparent);
}

.page-community .cm-crumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: var(--border-thin) dotted currentColor;
}

.page-community .cm-crumb a:hover,
.page-community .cm-crumb a:focus-visible {
  color: var(--color-contrast-accent);
}

.page-community .cm-crumb span[aria-current="page"] {
  color: var(--color-contrast-accent);
}

.page-community .cm-hero__title {
  margin: 0 0 var(--space-3);
  max-width: 13ch;
  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);
}

.page-community .cm-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: var(--text-lg);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-community .cm-figs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--border-thin);
  margin-top: var(--space-6);
  background: var(--color-contrast-line);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-community .cm-fig {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-2) var(--space-2) var(--space-3);
  background: var(--color-contrast-surface);
}

.page-community .cm-fig__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-ink);
}

.page-community .cm-fig__num--alt {
  color: var(--color-contrast-accent);
}

.page-community .cm-fig__label {
  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) 58%, transparent);
}

.page-community .cm-hero__media {
  position: relative;
  margin: 0;
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-community .cm-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 6;
  object-fit: cover;
  filter: grayscale(1) contrast(1.08) brightness(0.86);
}

.page-community .cm-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-primary) 48%, transparent) 0%, transparent 42%),
    var(--overlay-scrim);
  pointer-events: none;
}

.page-community .cm-hero__media figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: var(--space-3) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-contrast-ink);
}

/* ---------- 方向索引条 ---------- */

.page-community .cm-index {
  background: var(--color-surface-deep);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-community .cm-index__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-block: var(--space-3);
}

.page-community .cm-index__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-community .cm-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-community .cm-index__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-block: 4px;
  font-size: var(--text-sm);
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted var(--color-line);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-community .cm-index__link em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-community .cm-index__link:hover,
.page-community .cm-index__link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.page-community .cm-index__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}

.page-community .cm-index__dot--ring {
  background: transparent;
  box-shadow: inset 0 0 0 2px var(--color-primary);
}

.page-community .cm-index__dot--accent {
  background: var(--color-accent);
}

.page-community .cm-index__dot--square {
  border-radius: 2px;
  background: var(--color-accent);
}

/* ---------- 条目流主体 ---------- */

.page-community .cm-stream {
  padding-block: var(--section-y);
}

.page-community .cm-stream__head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.page-community .cm-stream__title {
  margin: 0;
  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-ink);
}

.page-community .cm-stream__title::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin-top: var(--space-2);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.page-community .cm-stream__note {
  margin: 0;
  max-width: 62ch;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-community .cm-flow {
  position: relative;
  margin: 0;
  padding: 0 0 0 var(--cm-item-indent);
  list-style: none;
}

.page-community .cm-flow::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(
    180deg,
    var(--color-primary) 0%,
    color-mix(in srgb, var(--color-primary) 30%, var(--color-line)) 78%,
    var(--color-line) 100%
  );
}

.page-community .cm-item {
  position: relative;
  padding-bottom: var(--space-3);
}

.page-community .cm-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 22px;
  transform: translateX(-50%);
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  border: var(--border-thin) solid var(--color-surface);
}

.page-community .cm-item--square::before {
  border-radius: 2px;
  background: var(--color-accent);
}

.page-community .cm-card {
  position: relative;
  display: block;
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-community .cm-card::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.page-community .cm-card:hover,
.page-community .cm-card:focus-within {
  border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-line));
  background: var(--color-surface-alt);
}

.page-community .cm-card:hover::before,
.page-community .cm-card:focus-within::before {
  opacity: 1;
}

.page-community .cm-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
}

.page-community .cm-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  line-height: 1.4;
  white-space: nowrap;
}

.page-community .cm-tag--a {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-community .cm-tag--b {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-community .cm-tag--c {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-community .cm-tag--d {
  background: var(--color-highlight);
  color: color-mix(in srgb, var(--color-accent) 76%, var(--color-ink));
}

.page-community .cm-card__when {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-community .cm-card__title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.4;
  color: var(--color-ink);
}

.page-community .cm-card__sum {
  margin: 0 0 var(--space-2);
  max-width: 62ch;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-community .cm-card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 40%, transparent);
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-community .cm-card__more::after {
  content: "→";
  transition: transform 0.16s ease;
}

.page-community .cm-card__more:hover,
.page-community .cm-card__more:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.page-community .cm-card__more:hover::after {
  transform: translateX(3px);
}

/* ---------- 方向分组标记 ---------- */

.page-community .cm-group {
  position: relative;
  margin: var(--space-6) 0 var(--space-3);
}

.page-community .cm-group:first-child {
  margin-top: 0;
}

.page-community .cm-group::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 26px;
  transform: translateX(-50%);
  width: 13px;
  height: 13px;
  border-radius: 2px;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-surface);
}

.page-community .cm-group__inner {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-surface-deep);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-community .cm-group__text {
  display: grid;
  gap: 6px;
}

.page-community .cm-group__idx {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.page-community .cm-group__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-community .cm-group__desc {
  margin: 0;
  max-width: 58ch;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-community .cm-group__figure {
  position: relative;
  margin: 0;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-community .cm-group__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
}

.page-community .cm-group__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    200deg,
    color-mix(in srgb, var(--color-primary) 42%, transparent) 0%,
    color-mix(in srgb, var(--color-contrast-surface) 58%, transparent) 100%
  );
  pointer-events: none;
}

/* ---------- 交流规则 ---------- */

.page-community .cm-card--rules {
  padding: var(--space-4) var(--space-3);
  background: var(--color-surface-alt);
  border-color: color-mix(in srgb, var(--color-primary) 32%, var(--color-line));
}

.page-community .cm-card--rules .cm-card__title {
  font-size: var(--text-xl);
}

.page-community .cm-rules {
  counter-reset: cmrule;
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding: var(--space-3) 0 0;
  list-style: none;
  border-top: var(--border-thin) dotted var(--color-line);
}

.page-community .cm-rules li {
  position: relative;
  counter-increment: cmrule;
  padding-left: 36px;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-community .cm-rules li::before {
  content: counter(cmrule, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-accent) 45%, transparent);
}

.page-community .cm-rules__foot {
  margin: var(--space-3) 0 0;
  padding-top: var(--space-3);
  border-top: var(--border-thin) dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-community .cm-rules__foot a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 40%, transparent);
}

.page-community .cm-rules__foot a:hover,
.page-community .cm-rules__foot a:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-community .cm-figs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-community .cm-index__inner {
    flex-direction: row;
    align-items: center;
    gap: var(--space-4);
  }
}

@media (min-width: 768px) {
  .page-community .cm-stream {
    padding-block: var(--section-y-lg);
  }

  .page-community .cm-hero {
    padding-block: var(--space-8) var(--space-6);
  }

  .page-community .cm-group__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    align-items: center;
    padding: var(--space-4) var(--space-3);
  }
}

@media (min-width: 900px) {
  .page-community .cm-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: var(--space-8);
  }

  .page-community .cm-item,
  .page-community .cm-group {
    max-width: 96ch;
  }
}

@media (max-width: 559px) {
  .page-community .cm-flow {
    padding-left: 22px;
  }

  .page-community .cm-flow::before {
    left: 4px;
  }

  .page-community .cm-item::before {
    left: -17px;
    top: 20px;
    width: 10px;
    height: 10px;
  }

  .page-community .cm-group::before {
    left: -17px;
    top: 22px;
    width: 12px;
    height: 12px;
    box-shadow: 0 0 0 3px var(--color-surface);
  }

  .page-community .cm-card__meta {
    gap: 6px var(--space-1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-community .cm-card,
  .page-community .cm-card::before,
  .page-community .cm-card__more,
  .page-community .cm-card__more::after,
  .page-community .cm-index__link {
    transition: none;
  }

  .page-community .cm-card__more:hover::after {
    transform: none;
  }
}
<<<END>>>