.page-home {
  --home-line: 2px solid var(--ink);
  --home-gap: clamp(16px, 2.2vw, 30px);
  --home-pad: clamp(40px, 6vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 8vw, 104px) 0 clamp(52px, 9vw, 120px);
  background: var(--paper);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .17;
  filter: grayscale(.4) contrast(1.06);
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg,
    rgba(243, 239, 228, .62) 0%,
    rgba(243, 239, 228, .93) 70%,
    var(--paper) 100%);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(18px, 3vw, 34px);
}

.page-home .hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--noise);
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(58px, 15vw, 118px);
  line-height: .86;
  letter-spacing: -.05em;
  color: var(--ink);
}

.page-home .hero__lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(16px, .5vw + 14px, 19px);
  line-height: 1.75;
  color: var(--ink);
}

.page-home .hero__legend {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 注册窗口状态板 ---------- */
.page-home .board {
  padding: clamp(12px, 3vw, 32px) 0 clamp(44px, 6vw, 80px);
}

.page-home .board__grid {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: 1fr;
}

.page-home .board__panel {
  padding: clamp(22px, 3vw, 38px);
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-home .board__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--muted-on-night);
}

.page-home .board__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper-on-night);
}

.page-home .board__stats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-home .board__stat {
  display: grid;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid rgba(239, 234, 221, .22);
}

.page-home .board__stat-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted-on-night);
}

.page-home .board__stat-value {
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper-on-night);
}

.page-home .board__stat-value .num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  color: var(--spot);
  letter-spacing: -.02em;
}

.page-home .board__stat-value .stamp {
  background: rgba(255, 106, 19, .16);
  border-color: rgba(255, 106, 19, .5);
}

.page-home .board__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-on-night);
}

.page-home .board__media {
  margin: 0;
}

/* ---------- 16 队分组 ---------- */
.page-home .squads {
  padding: clamp(8px, 2vw, 20px) 0 clamp(48px, 7vw, 92px);
}

.page-home .squads__strip {
  margin: clamp(22px, 3vw, 36px) 0;
}

/* 口径分段切换 */
.page-home .modes {
  display: grid;
  gap: 0;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .modes__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-home .modes__tab {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  padding: 9px 16px;
  border: var(--home-line);
  border-radius: var(--radius-pill);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .modes__tab:hover:not([aria-selected="true"]) {
  background: var(--turf);
}

.page-home .modes__tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-home .modes__panel {
  border: var(--home-line);
  border-left: 6px solid var(--ink);
  background: var(--paper);
  padding: clamp(16px, 2vw, 22px);
  box-shadow: var(--shadow-2);
}

.page-home .modes__panel--reg {
  border-left-color: var(--reg);
}

.page-home .modes__panel--app {
  border-left-color: var(--app);
}

.page-home .modes__panel-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .modes__panel-text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

/* 球队卡片 */
.page-home .team-grid {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .team-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(12px, 1.4vw, 18px);
  background: var(--paper);
  transition: background .2s var(--ease);
}

.page-home .team-card:hover,
.page-home .team-card:focus-within {
  background: var(--turf);
}

.page-home .team-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--ink);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--ink);
}

.page-home .team-card__track {
  gap: 0;
}

.page-home .team-card .track__side {
  padding: 10px 10px 12px;
  display: grid;
  gap: 6px;
}

.page-home .team-card .track__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
}

.page-home .team-card .track__metric {
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .team-card .num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 1.7vw, 25px);
  font-weight: 700;
  letter-spacing: -.02em;
}

.page-home .team-card__meta {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--noise);
  border-top: 0 solid var(--ash);
  transition: max-height .2s var(--ease), opacity .2s var(--ease), border-width .2s var(--ease);
}

.page-home .team-card:hover .team-card__meta,
.page-home .team-card:focus-within .team-card__meta {
  max-height: 48px;
  opacity: 1;
  padding-top: 8px;
  border-top-width: 1px;
}

@media (hover: none), (max-width: 719px) {
  .page-home .team-card__meta {
    max-height: 48px;
    opacity: 1;
    padding-top: 8px;
    border-top-width: 1px;
  }
}

/* ---------- 轮次校对 ---------- */
.page-home .rounds {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 7vw, 96px) 0;
  border-top: var(--border-2);
  border-bottom: var(--border-2);
  background: var(--paper);
}

.page-home .rounds__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .rounds__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .12;
  filter: grayscale(.6);
}

.page-home .rounds::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg,
    rgba(243, 239, 228, .9) 0%,
    rgba(243, 239, 228, .96) 55%,
    rgba(243, 239, 228, .9) 100%);
}

.page-home .rounds__inner {
  position: relative;
  z-index: 2;
}

.page-home .rounds__layout {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: 1fr;
  margin-top: clamp(22px, 3vw, 36px);
}

.page-home .rounds__side {
  display: grid;
  gap: 16px;
  align-content: start;
  padding-left: 16px;
  border-left: 3px solid var(--grass);
}

.page-home .rounds__side-text {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .rounds__picker {
  display: grid;
  gap: 0;
}

.page-home .rounds__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-home .rounds__tabs button {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  padding: 9px 18px;
  border: var(--home-line);
  border-radius: var(--radius-pill);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .rounds__tabs button:hover:not([aria-selected="true"]) {
  background: var(--turf);
}

.page-home .rounds__tabs button[aria-selected="true"] {
  background: var(--grass);
  color: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-home .round-card {
  border: var(--home-line);
  background: var(--paper);
  padding: clamp(18px, 2.4vw, 26px);
  box-shadow: var(--shadow-2);
}

.page-home .round-card__head {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 23px);
  letter-spacing: -.01em;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink);
}

.page-home .round-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .round-card__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 三条入口 ---------- */
.page-home .routes {
  padding: clamp(48px, 7vw, 96px) 0 clamp(40px, 6vw, 80px);
}

.page-home .routes__grid {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: 1fr;
  margin-top: clamp(22px, 3vw, 36px);
}

.page-home .route-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(22px, 2.6vw, 32px);
  border: var(--border-2);
  background: var(--paper);
  box-shadow: var(--shadow-2);
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-home .route-card:hover,
.page-home .route-card:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-3);
}

.page-home .route-card--lead {
  background: var(--turf);
}

.page-home .route-card--night {
  background: var(--night);
  border-color: var(--night);
  color: var(--paper-on-night);
  box-shadow: 6px 6px 0 var(--grass);
}

.page-home .route-card--night:hover,
.page-home .route-card--night:focus-visible {
  box-shadow: 9px 9px 0 var(--grass);
}

.page-home .route-card__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--noise);
}

.page-home .route-card--night .route-card__no {
  color: var(--muted-on-night);
}

.page-home .route-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 2.6vw, 32px);
  line-height: 1.1;
  letter-spacing: -.02em;
}

.page-home .route-card__text {
  margin: 0;
  max-width: 40ch;
  font-size: 15px;
  line-height: 1.75;
}

.page-home .route-card--night .route-card__text {
  color: var(--paper-on-night);
}

.page-home .route-card__go {
  justify-self: start;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  padding: 6px 0 4px;
  border-bottom: 2px solid var(--spot);
}

.page-home .routes__more {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--noise);
}

.page-home .routes__more a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--spot);
  padding-bottom: 1px;
}

.page-home .routes__more a:hover,
.page-home .routes__more a:focus-visible {
  background: var(--reg-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .route-card--lead {
    grid-column: span 2;
  }
}

@media (min-width: 900px) {
  .page-home .board__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .rounds__layout {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-home .team-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .routes__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-home .route-card--lead {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .modes__tab,
  .page-home .rounds__tabs button,
  .page-home .team-card,
  .page-home .team-card__meta,
  .page-home .route-card {
    transition: none;
  }

  .page-home .route-card:hover,
  .page-home .route-card:focus-visible {
    transform: none;
  }
}