/* =========================================================
   赛季进程 /activity/ —— 阶段式时间线
   作用域：.page-events
   ========================================================= */

.page-events .events-hero {
  overflow: hidden;
}

/* ---------- 面包屑在主场色块上的反白 ---------- */
.page-events .events-hero .breadcrumb {
  margin: 0 0 var(--space-4);
}
.page-events .events-hero .breadcrumb a,
.page-events .events-hero .breadcrumb span {
  color: color-mix(in srgb, var(--color-primary-ink) 74%, transparent);
  text-decoration-color: currentColor;
}
.page-events .events-hero .breadcrumb [aria-current] {
  color: var(--color-primary-ink);
}

/* ---------- 首屏标题与导语 ---------- */
.page-events .events-hero__eyebrow {
  color: color-mix(in srgb, var(--color-primary-ink) 76%, transparent);
}

.page-events .events-hero__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 0.92;
  letter-spacing: -0.035em;
  color: var(--color-primary-ink);
  word-break: keep-all;
}

.page-events .events-hero__lede {
  max-width: var(--measure);
  margin: 0 0 var(--space-6);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 86%, transparent);
}

/* ---------- 首屏分栏：阶段起段 + 数据条 ---------- */
.page-events .events-hero__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .page-events .events-hero__split {
    grid-template-columns: 1fr 1.55fr;
    gap: var(--space-6);
    align-items: end;
  }
}

.page-events .events-hero__stage {
  padding-left: var(--space-3);
  border-left: calc(var(--border-thin) * 2) solid color-mix(in srgb, var(--color-primary-ink) 42%, transparent);
  color: var(--color-primary-ink);
}

.page-events .events-hero__stage .chapter-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.8;
  letter-spacing: -0.04em;
  color: var(--color-primary-ink);
}

.page-events .events-hero__stage-name {
  margin: var(--space-3) 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-events .events-hero__stage-note {
  margin: 0;
  max-width: 34ch;
  font-size: var(--text-sm);
  line-height: 1.9;
  color: color-mix(in srgb, var(--color-primary-ink) 70%, transparent);
}

/* ---------- 斜向数据条 ---------- */
.page-events .events-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--border-thin);
  padding: var(--border-thin);
  background: var(--color-contrast-line);
  border: var(--border-thin) solid var(--color-contrast-line);
}

@media (min-width: 900px) {
  .page-events .events-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    transform: rotate(-2.1deg);
    transform-origin: 50% 100%;
  }
}

.page-events .events-stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
  padding: var(--space-3) var(--space-2);
  background: var(--color-contrast-surface);
}

.page-events .events-stat__value {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-ink);
}

.page-events .events-stat__label {
  font-size: var(--text-xs);
  line-height: 1.6;
  letter-spacing: 0.16em;
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

/* ---------- 首屏图片 ---------- */
.page-events .events-hero__figure {
  margin: var(--space-6) 0 0;
}

.page-events .events-hero__figure .figure__caption {
  color: color-mix(in srgb, var(--color-primary-ink) 68%, transparent);
}

.page-events .events-hero__figure img,
.page-events .events-phase__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* =========================================================
   阶段总览
   ========================================================= */
.page-events .events-overview__title {
  max-width: 24ch;
  margin: 0 0 var(--space-3);
  color: var(--color-contrast-ink);
}

.page-events .events-overview__lede {
  max-width: var(--measure);
  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) 76%, transparent);
}

.page-events .events-overview__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--border-thin);
  background: var(--color-contrast-line);
  border: var(--border-thin) solid var(--color-contrast-line);
}

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

.page-events .events-overview__item {
  background: var(--color-contrast-surface);
  min-width: 0;
}

.page-events .events-overview__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  height: 100%;
  padding: var(--space-4) var(--space-3);
  text-decoration: none;
  color: var(--color-contrast-ink);
  transition: background-color 180ms cubic-bezier(0.2, 0.7, 0.2, 1),
              color 180ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-events .events-overview__link:hover,
.page-events .events-overview__link:focus-visible {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-events .events-overview__num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-contrast-accent);
}

.page-events .events-overview__link:hover .events-overview__num,
.page-events .events-overview__link:focus-visible .events-overview__num {
  color: var(--color-primary-ink);
}

.page-events .events-overview__name {
  margin: var(--space-2) 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-events .events-overview__start,
.page-events .events-overview__out {
  font-size: var(--text-xs);
  line-height: 1.9;
  color: color-mix(in srgb, currentColor 66%, transparent);
}

/* ---------- 筛选条 ---------- */
.page-events .events-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-events .events-filter__label {
  margin: 0;
  color: color-mix(in srgb, var(--color-contrast-ink) 56%, transparent);
}

.page-events .events-filter__btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-events .events-filter .filter-btn {
  padding: var(--space-1) var(--space-3);
  background: transparent;
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.6;
  cursor: pointer;
  transition: background-color 160ms cubic-bezier(0.2, 0.7, 0.2, 1),
              color 160ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

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

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

.page-events .events-filter__status {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: color-mix(in srgb, var(--color-contrast-ink) 52%, transparent);
}

/* =========================================================
   阶段区块
   ========================================================= */
.page-events .events-phase {
  --ev-strong: var(--color-ink);
  --ev-body: var(--color-ink-soft);
  --ev-muted: var(--color-ink-muted);
  --ev-line: var(--color-line);
  --ev-node-bg: var(--color-surface-alt);
  --ev-node-line: var(--color-line);
  --ev-node-accent: var(--color-primary);
}

.page-events .events-phase.section--surface-alt {
  --ev-node-bg: var(--color-surface);
}

.page-events .events-phase.section--contrast {
  --ev-strong: var(--color-contrast-ink);
  --ev-body: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
  --ev-muted: color-mix(in srgb, var(--color-contrast-ink) 56%, transparent);
  --ev-line: var(--color-contrast-line);
  --ev-node-bg: color-mix(in srgb, var(--color-contrast-ink) 7%, var(--color-contrast-surface));
  --ev-node-line: var(--color-contrast-line);
  --ev-node-accent: var(--color-contrast-accent);
}

.page-events .events-phase__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
}

@media (min-width: 900px) {
  .page-events .events-phase__head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--space-8);
    align-items: end;
  }
}

.page-events .events-phase__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.8;
  letter-spacing: -0.045em;
  color: var(--color-primary);
}

.page-events .events-phase.section--contrast .events-phase__num {
  color: var(--color-contrast-accent);
}

.page-events .events-phase__lede {
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--ev-body);
}

/* ---------- 阶段口径行 ---------- */
.page-events .events-phase__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  margin: var(--space-6) 0 0;
  padding: var(--space-2) 0;
  border-top: var(--border-thin) solid var(--ev-line);
  border-bottom: var(--border-thin) solid var(--ev-line);
  font-size: var(--text-sm);
  line-height: 1.9;
  color: var(--ev-muted);
}

.page-events .events-phase__facts b {
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  color: var(--ev-strong);
}

/* ---------- 轨道与列表 ---------- */
.page-events .events-phase__track {
  position: relative;
  margin-top: var(--space-6);
}

.page-events .events-phase__trace {
  display: none;
}

@media (min-width: 900px) {
  .page-events .events-phase__trace {
    display: block;
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    color: var(--ev-line);
    opacity: 0.85;
    pointer-events: none;
  }
}

.page-events .events-phase__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--space-4);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  border-left: var(--border-thin) solid var(--ev-line);
}

@media (min-width: 900px) {
  .page-events .events-phase__list {
    padding: 0;
    border-left: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-6);
    row-gap: var(--space-6);
  }

  .page-events .events-node:nth-child(1) { grid-row: 1; grid-column: 1; }
  .page-events .events-node:nth-child(2) { grid-row: 2; grid-column: 2; }
  .page-events .events-node:nth-child(3) { grid-row: 3; grid-column: 1; }
  .page-events .events-node:nth-child(4) { grid-row: 4; grid-column: 2; }
  .page-events .events-node:nth-child(5) { grid-row: 5; grid-column: 1; }
}

/* ---------- 节点 ---------- */
.page-events .events-node {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  min-width: 0;
  padding: var(--space-4) var(--space-3);
  background: var(--ev-node-bg);
  border: var(--border-thin) solid var(--ev-node-line);
  border-left: calc(var(--border-thin) * 3) solid var(--ev-node-accent);
}

.page-events .events-node[hidden] {
  display: none;
}

.page-events .events-node__index {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ev-node-accent);
}

.page-events .events-node__body {
  min-width: 0;
}

.page-events .events-node__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--ev-strong);
  overflow-wrap: break-word;
}

.page-events .events-node__text {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--ev-body);
}

.page-events .events-node__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--ev-node-line);
  font-size: var(--text-xs);
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--ev-muted);
}

/* ---------- 标签 ---------- */
.page-events .tag {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  line-height: 1.5;
  letter-spacing: 0.14em;
  border-radius: var(--radius-sm);
}

.page-events .tag--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-events .tag--window {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

/* ---------- 阶段配图 ---------- */
.page-events .events-phase__figure {
  margin: var(--space-6) 0 0;
  padding: var(--space-2);
  background: var(--ev-node-bg);
  border: var(--border-thin) solid var(--ev-node-line);
}

.page-events .events-phase__figure .figure__caption {
  color: var(--ev-muted);
}

/* =========================================================
   阅读方式收尾
   ========================================================= */
.page-events .events-read__title {
  max-width: 24ch;
  margin: 0 0 var(--space-3);
  color: var(--color-primary-ink);
}

.page-events .events-read__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

@media (min-width: 820px) {
  .page-events .events-read__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

.page-events .events-read__item {
  padding-top: var(--space-3);
  border-top: calc(var(--border-thin) * 3) solid color-mix(in srgb, var(--color-primary-ink) 44%, transparent);
}

.page-events .events-read__item h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-primary-ink);
}

.page-events .events-read__item p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 78%, transparent);
}

.page-events .events-read__more {
  max-width: var(--measure);
  margin: var(--space-6) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 84%, transparent);
}

.page-events .events-read__more a {
  color: var(--color-primary-ink);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

/* =========================================================
   锚点定位与动效退化
   ========================================================= */
.page-events .events-phase,
.page-events .events-overview {
  scroll-margin-top: var(--space-8);
}

@media (prefers-reduced-motion: reduce) {
  .page-events .events-overview__link,
  .page-events .events-filter .filter-btn {
    transition: none;
  }

  .page-events .events-hero__stats {
    transform: none;
  }
}
</main>