/* ===== 活动专区 / activity ===== */

.page-events .act-crumb {
  margin-bottom: var(--space-4);
}

.page-events .act-hero {
  position: relative;
  isolation: isolate;
  padding: var(--section-y-lg) 0 var(--section-y);
  background:
    radial-gradient(circle at 84% 8%, color-mix(in srgb, var(--color-primary) 20%, transparent) 0%, transparent 46%),
    linear-gradient(158deg, var(--color-primary-soft) 0%, var(--color-surface) 58%);
  border-bottom: 1px dotted var(--color-line);
  overflow: hidden;
}

.page-events .act-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(color-mix(in srgb, var(--color-line) 92%, transparent) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.55;
  pointer-events: none;
}

.page-events .act-hero-grid {
  display: grid;
  gap: var(--space-6);
}

.page-events .act-hero-copy {
  min-width: 0;
}

.page-events .act-hero h1 {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  overflow-wrap: break-word;
}

.page-events .act-hero-lead {
  margin: 0 0 var(--space-4);
  max-width: 46ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-events .act-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-events .act-hero-side {
  min-width: 0;
  padding: var(--space-3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-surface-alt) 82%, transparent);
}

.page-events .act-side-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-events .act-scale {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--space-3);
  border-left: 1px dotted var(--color-line);
}

.page-events .act-scale li {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px dotted var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.4;
}

.page-events .act-scale li:last-child {
  border-bottom: 0;
}

.page-events .act-scale li::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-3) - 4px);
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -3.5px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid currentColor;
}

.page-events .act-scale--data {
  color: var(--color-primary);
}

.page-events .act-scale--query {
  color: var(--color-accent);
}

.page-events .act-scale--replay {
  color: var(--color-ink-soft);
}

.page-events .act-scale--install {
  color: var(--color-ink-muted);
}

.page-events .act-scale-name {
  color: inherit;
}

.page-events .act-scale-meta {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-events .act-hero-figure {
  margin: var(--space-3) 0 0;
  padding: 3px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.page-events .act-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 760;
  object-fit: cover;
  filter: saturate(0.6) contrast(1.08) brightness(0.86);
}

.page-events .act-kpis {
  list-style: none;
  margin: var(--space-8) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.page-events .act-kpis li {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface-alt) 58%, transparent);
}

.page-events .act-kpi-num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 0.88;
  color: var(--color-primary);
}

.page-events .act-kpi-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

/* 筛选 */

.page-events .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px dotted var(--color-line);
}

.page-events .filter-bar .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 5px var(--space-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-ink-soft);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 120ms linear, border-color 120ms linear, background-color 120ms linear;
}

.page-events .filter-bar .filter-btn:hover {
  color: var(--color-ink);
  border-color: var(--color-ink-muted);
}

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

.page-events .filter-bar .filter-btn.is-active {
  color: var(--color-primary-ink);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.page-events .filter-bar .filter-count {
  opacity: 0.68;
}

/* 条目流 */

.page-events .act-stream {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-events .act-item {
  position: relative;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  column-gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px dotted var(--color-line);
}

.page-events .act-item::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  border-left: 1px dotted var(--color-line);
}

.page-events .act-item:last-child::before {
  bottom: auto;
  height: 28px;
}

.page-events .act-node {
  grid-column: 1;
  grid-row: 1;
  position: relative;
  z-index: 1;
  width: 10px;
  height: 10px;
  margin: 7px 0 0 5px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-ink-muted);
}

.page-events .act-node--live {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.page-events .act-node--live::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid var(--color-primary);
  animation: page-events-pulse 1.6s ease-in-out infinite;
}

@keyframes page-events-pulse {
  0%,
  100% {
    opacity: 0.85;
  }
  50% {
    opacity: 0;
  }
}

.page-events .act-content {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.page-events .act-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-events .act-tag {
  display: inline-block;
  padding: 2px var(--space-2);
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  line-height: 1.6;
  letter-spacing: 0.06em;
}

.page-events .act-tag--data {
  color: var(--color-primary);
}

.page-events .act-tag--query {
  color: var(--color-accent);
}

.page-events .act-tag--replay {
  color: var(--color-ink-soft);
}

.page-events .act-tag--install {
  color: var(--color-ink-muted);
}

.page-events .act-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-events .act-summary {
  margin: 0;
  max-width: var(--measure);
  padding-left: var(--space-3);
  border-left: 1px solid var(--color-line);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-events .act-summary a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-events .act-out {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  margin: var(--space-2) 0 0;
  padding-left: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  color: var(--color-ink-muted);
}

.page-events .act-out span {
  color: var(--color-primary);
  letter-spacing: 0.1em;
}

.page-events .act-media {
  grid-column: 2;
  margin: var(--space-3) 0 0;
  padding: 3px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
}

.page-events .act-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-events .act-item--lead .act-title {
  font-size: var(--text-2xl);
}

.page-events .act-item--mid .act-title,
.page-events .act-item--compact .act-title {
  font-size: var(--text-base);
}

.page-events .act-item--mid .act-summary,
.page-events .act-item--compact .act-summary {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: var(--text-sm);
}

.page-events .act-item--compact {
  padding: var(--space-3) 0;
}

.page-events .act-item--compact .act-out {
  display: none;
}

.page-events .act-empty {
  margin: var(--space-4) 0 0;
  padding: var(--space-4);
  border: 1px dotted var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-align: center;
  color: var(--color-ink-muted);
}

/* 节奏与条件（本页唯一强对比区块） */

.page-events .contrast-block {
  margin-top: var(--space-4);
  padding: var(--space-6);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: 1px solid var(--color-contrast-line);
  border-radius: var(--radius-lg);
}

.page-events .act-rule-grid {
  display: grid;
  gap: var(--space-6);
}

.page-events .act-rule-key {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.12em;
  color: var(--color-contrast-accent);
}

.page-events .act-rule-list {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
}

.page-events .act-rule-list li {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  border-bottom: 1px dotted var(--color-contrast-line);
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--color-contrast-ink);
}

.page-events .act-rule-list li::before {
  content: "—";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  color: var(--color-contrast-accent);
}

.page-events .act-rule-foot {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-contrast-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-events .contrast-block a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 相邻入口 */

.page-events .act-next-text {
  margin: 0 0 var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 断点 */

@media (min-width: 760px) {
  .page-events .act-kpis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-events .act-rule-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-events .act-hero-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.9fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-events .act-item--media {
    grid-template-columns: 20px minmax(0, 1fr) 294px;
    column-gap: var(--space-4);
  }

  .page-events .act-item--media .act-media {
    grid-column: 3;
    grid-row: 1;
    margin-top: 6px;
  }
}
<<<END>>>