/* ============================================================
   首页 · page-home
   深夜赛场控制室：纵向长卷第一屏
   ============================================================ */

.page-home {
  --home-muted: #B9C4D1;
  --home-panel: rgba(16, 20, 26, .86);
  --home-panel-soft: rgba(23, 28, 36, .88);
  color: var(--paper);
  background-color: var(--ink);
  overflow-x: hidden;
}

.page-home .breath {
  height: clamp(72px, 12vw, 168px);
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumb {
  padding: 22px 0 4px;
}

.page-home .breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-home .breadcrumb__list [aria-current="page"] {
  color: var(--gold);
}

/* ---------- 章节题头 ---------- */
.page-home .home-chapter {
  position: relative;
  padding-block: clamp(56px, 9vw, 118px);
}

.page-home .chapter-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num note";
  gap: 6px 18px;
  align-items: center;
  margin: 0 0 clamp(28px, 4vw, 48px);
}

.page-home .chapter-num {
  grid-area: num;
  align-self: start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid var(--gold);
  border-radius: var(--r-sm);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  flex: none;
}

.page-home .chapter-title,
.page-home .chapter-head .display-3 {
  grid-area: title;
  margin: 0;
}

.page-home .chapter-note {
  grid-area: note;
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 分栏 ---------- */
.page-home .home-split-60-40,
.page-home .home-split-70-30 {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .home-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .home-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--home-muted);
  max-width: 34em;
}

.page-home .home-copy .lede {
  color: var(--paper);
  font-size: 16px;
}

.page-home .home-copy--wide {
  max-width: 46em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-home .home-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 6px;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-block: clamp(24px, 4vw, 48px) clamp(36px, 6vw, 72px);
}

.page-home .home-hero__split {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .home-hero__main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-home .home-hero__main .eyebrow {
  color: var(--gold);
}

.page-home .home-hero h1 {
  margin: 0;
  max-width: 14em;
}

.page-home .home-hero__lede {
  margin: 0;
  max-width: 32em;
  color: var(--home-muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 横向赛程时间轴 */
.page-home .home-rail {
  margin-top: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--line-2);
  min-width: 0;
}

.page-home .home-rail__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-home .home-rail__label {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-home .home-rail__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 255, .13);
  animation: home-pulse 3.4s var(--ease) infinite;
}

@keyframes home-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0, 229, 255, .13); }
  50% { box-shadow: 0 0 0 8px rgba(0, 229, 255, .04); }
}

.page-home .rail {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 4px 4px 16px;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: rgba(212, 175, 55, .4) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-home .rail__item {
  flex: 0 0 200px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: linear-gradient(158deg, var(--home-panel-soft), rgba(16, 20, 26, .62));
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-home .rail__item:hover,
.page-home .rail__item:focus-within {
  border-color: var(--line);
  transform: translateY(-2px);
}

.page-home .home-rail__time {
  font-size: 22px;
  line-height: 1;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .home-rail__cat {
  font-size: 13px;
  color: var(--paper);
}

.page-home .home-rail__note {
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
}

/* 首屏右侧面板 */
.page-home .home-hero__side {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 340px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  isolation: isolate;
  background: var(--ink-2);
}

.page-home .home-hero__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
  z-index: 0;
  max-width: 100%;
}

.page-home .home-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 7, 10, .12) 0%, rgba(6, 7, 10, .92) 72%),
    linear-gradient(115deg, rgba(212, 175, 55, .24) 0%, rgba(212, 175, 55, 0) 58%);
}

/* 折叠对照卡 */
.page-home .home-fold {
  position: relative;
  z-index: 2;
  width: 100%;
  margin: 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(16, 20, 26, .78), rgba(6, 7, 10, .95));
}

.page-home .home-fold > .fold__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px 14px;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  font-size: 14px;
  letter-spacing: .04em;
  transition: color var(--t) var(--ease);
}

.page-home .home-fold > .fold__head::-webkit-details-marker {
  display: none;
}

.page-home .home-fold > .fold__head:hover {
  color: var(--gold-mist);
}

.page-home .home-fold__tag {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
  border: 1px solid var(--line-3);
  border-radius: var(--pill);
  padding: 3px 10px;
  flex: none;
}

.page-home .home-fold .fold__body {
  padding: 0 20px 20px;
}

.page-home .home-fold__fields {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line-2);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-home .home-fold__fields li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 14px;
  background: rgba(6, 7, 10, .74);
  font-size: 13px;
  line-height: 1.6;
}

.page-home .home-fold__key {
  color: var(--gold);
  letter-spacing: .06em;
  flex: none;
}

.page-home .home-fold__val {
  color: var(--slate);
  text-align: right;
}

/* ---------- 覆盖能力统计 ---------- */
.page-home .home-stats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.page-home .home-stats > li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 18px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--home-panel-soft), rgba(6, 7, 10, .62));
  transition: border-color var(--t) var(--ease), background-color var(--t) var(--ease);
}

.page-home .home-stats > li:hover {
  border-color: var(--line);
}

.page-home .home-stats .eyebrow {
  color: var(--slate);
}

.page-home .home-stats__line {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-home .home-stats__n {
  font-size: 36px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-home .home-stats__u {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .home-stats__d {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--slate);
}

/* ---------- 对照表要点 ---------- */
.page-home .home-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-bullets li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line-2);
  font-size: 13px;
  line-height: 1.75;
  color: var(--home-muted);
}

.page-home .home-bullets__k {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: .18em;
  padding-top: 4px;
  flex: none;
}

/* ---------- 导航路径卡 ---------- */
.page-home .home-routes {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.page-home .home-routes__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: rgba(6, 7, 10, .46);
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-home .home-routes__item:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-home .home-routes__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-3);
  border-radius: var(--r-sm);
  color: var(--cyan);
  font-size: 12px;
}

.page-home .home-routes__name {
  font-size: 15px;
  color: var(--paper);
  letter-spacing: .04em;
}

.page-home .home-routes__desc {
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 维护节奏 ---------- */
.page-home .home-cadence {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-cadence__item {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 14px 16px;
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(6, 7, 10, .48);
}

.page-home .home-cadence__n {
  font-size: 26px;
  line-height: 1;
  color: var(--gold-mist);
}

.page-home .home-cadence__u {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-home .home-cadence__d {
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
  text-align: right;
}

/* ---------- 图片容器 ---------- */
.page-home .home-shot {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: var(--ink-2);
}

.page-home .home-shot img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .home-shot--wide {
  margin-top: clamp(20px, 3vw, 32px);
}

/* ---------- 焦点可见性 ---------- */
.page-home a:focus-visible,
.page-home summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 880px) {
  .page-home .home-split-60-40 {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: start;
  }

  .page-home .home-split-70-30 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: start;
  }

  .page-home .home-copy p,
  .page-home .home-hero__lede {
    font-size: 16px;
  }

  .page-home .rail__item {
    flex: 0 0 216px;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero__split {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: stretch;
  }

  .page-home .home-hero__side {
    min-height: 100%;
  }
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 560px) {
  .page-home .chapter-head {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "num"
      "title"
      "note";
    gap: 10px;
  }

  .page-home .chapter-num {
    width: 44px;
    height: 44px;
    font-size: 13px;
  }

  .page-home .home-stats__n {
    font-size: 30px;
  }

  .page-home .home-fold__fields li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .page-home .home-fold__val {
    text-align: left;
  }

  .page-home .home-cadence__item {
    grid-template-columns: auto auto;
  }

  .page-home .home-cadence__d {
    grid-column: 1 / -1;
    text-align: left;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-rail__dot {
    animation: none;
  }

  .page-home .rail__item,
  .page-home .home-stats > li,
  .page-home .home-routes__item {
    transition: none;
  }
}