.page-home {
  background: var(--sea-800);
  color: var(--silver);
}

.page-home .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 5vw, 48px) 0 clamp(36px, 6vw, 82px);
  background:
    radial-gradient(115% 85% at 88% 0%, rgba(255, 107, 44, 0.16), transparent 62%),
    var(--sea-800);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -16%;
  right: -22%;
  width: min(96vw, 820px);
  aspect-ratio: 1 / 1;
  background: linear-gradient(148deg, var(--orange) 0%, rgba(255, 107, 44, 0.22) 58%, transparent 84%);
  clip-path: polygon(46% 4%, 100% 0, 100% 100%, 4% 94%);
  opacity: 0.5;
  pointer-events: none;
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}

.page-home .hero__title {
  margin: 0.32em 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.35rem, 8.4vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: -0.012em;
  color: var(--paper);
  text-wrap: balance;
}

.page-home .hero__title span {
  display: block;
}

.page-home .hero__title-em {
  color: var(--orange);
}

.page-home .hero__lead {
  max-width: 46ch;
  margin-top: 1.05em;
  color: var(--silver);
  font-size: clamp(0.94rem, 1.7vw, 1.06rem);
  line-height: 1.7;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1.6em;
}

.page-home .hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 4vw, 36px);
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line-strong);
}

.page-home .hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-home .hero__stat-num {
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}

.page-home .hero__stat-lab {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-home .hero__board {
  position: relative;
}

.page-home .hero__board-media {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.page-home .hero__board-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .board {
  position: relative;
  z-index: 2;
  margin: -48px 12px 0 0;
  padding: 16px 18px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.page-home .board__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--green);
  text-transform: uppercase;
}

.page-home .board__round {
  margin: 6px 0 10px;
  font-size: clamp(2.5rem, 8vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}

.page-home .board__rows {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .board__rows li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  font-size: 13px;
  border-bottom: 1px dashed var(--line);
}

.page-home .board__rows li span:last-child {
  color: var(--paper);
}

.page-home .board__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mute);
}

/* ---------- 快捷入口 ---------- */
.page-home .quick__head {
  max-width: 58ch;
}

.page-home .quick__lead {
  margin-top: 0.6em;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--mute);
}

.page-home .quick__grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-home .quick-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 18px 18px;
  text-decoration: none;
  color: var(--silver);
  background: linear-gradient(165deg, var(--sea-700), rgba(11, 31, 51, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-home .quick-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: var(--orange);
  border-radius: 2px;
  transform: scaleY(0.25);
  transform-origin: top center;
  transition: transform 0.3s ease;
}

.page-home .quick-card:hover,
.page-home .quick-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 44, 0.6);
}

.page-home .quick-card:hover::before,
.page-home .quick-card:focus-visible::before {
  transform: scaleY(1);
}

.page-home .quick-card__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-home .quick-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .quick-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-home .quick-card__meta {
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--green);
}

/* ---------- 轮次赛道 ---------- */
.page-home .rounds {
  padding-bottom: clamp(40px, 7vw, 84px);
  background: var(--sea-900);
}

.page-home .rounds__band {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.page-home .rounds__band-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-home .rounds__band-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-home .rounds__band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(7, 19, 31, 0.4), rgba(7, 19, 31, 0.95));
}

.page-home .rounds__band-copy {
  padding-block: clamp(46px, 9vw, 96px);
}

.page-home .rounds__band-copy .h2 {
  color: var(--paper);
}

.page-home .rounds__band-copy p:last-child {
  max-width: 62ch;
  margin-top: 0.8em;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-home .rounds__body {
  margin-top: clamp(-26px, -2vw, -16px);
}

.page-home .rounds__sticky {
  position: sticky;
  top: calc(var(--header-h) + 10px);
  z-index: 6;
  padding: 8px;
  background: rgba(16, 46, 71, 0.86);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(10px);
}

.page-home .filter-count {
  align-self: center;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mute);
}

.page-home .lanes {
  display: grid;
  gap: 12px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .lane {
  display: grid;
  gap: 10px 18px;
  padding: 18px;
  background: linear-gradient(95deg, rgba(42, 74, 99, 0.5), rgba(11, 31, 51, 0.92));
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm);
}

.page-home .lane--next {
  border-left-color: var(--amber);
}

.page-home .lane__round {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}

.page-home .lane--next .lane__round {
  color: var(--amber);
}

.page-home .lane__name {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .lane__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--silver);
}

.page-home .lane__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  font-size: 12.5px;
  color: var(--mute);
}

.page-home .lane__link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 140, 0.4);
  padding-bottom: 1px;
}

.page-home .lane__link:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 球队库 ---------- */
.page-home .teams {
  padding-block: clamp(44px, 7vw, 88px);
  background: var(--paper);
  color: var(--sea-900);
}

.page-home .teams .h2 {
  color: var(--sea-900);
}

.page-home .teams__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-home .teams__lead {
  max-width: 52ch;
  margin-top: 0.75em;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #2e4457;
}

.page-home .teams__filters {
  margin-top: clamp(18px, 3vw, 24px);
  background: rgba(11, 31, 51, 0.05);
  border-color: rgba(11, 31, 51, 0.12);
}

.page-home .teams .filter-btn {
  color: var(--sea-700);
  border-color: rgba(11, 31, 51, 0.18);
}

.page-home .teams .filter-btn[aria-pressed="true"] {
  color: var(--paper);
  background: var(--sea-800);
  border-color: var(--sea-800);
}

.page-home .teams .filter-count {
  color: #5a7488;
}

.page-home .team-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .team-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--fog);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm);
}

.page-home .team-item__code {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--sea-900);
}

.page-home .team-item__body {
  min-width: 0;
}

.page-home .team-item__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--sea-900);
}

.page-home .team-item__desc {
  margin: 3px 0 0;
  font-size: 12.5px;
  line-height: 1.55;
  color: #4a6274;
}

.page-home .team-item__link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--sea-700);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid rgba(11, 31, 51, 0.22);
  border-radius: 999px;
  white-space: nowrap;
}

.page-home .team-item__link:hover {
  background: var(--sea-800);
  border-color: var(--sea-800);
  color: var(--paper);
}

.page-home .teams__aside {
  margin: 0;
  align-self: start;
}

.page-home .teams__aside img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-home .teams__aside figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: #5a7488;
}

/* ---------- 旧内容回看 ---------- */
.page-home .archive {
  padding-block: clamp(44px, 7vw, 88px);
  background: var(--sea-900);
}

.page-home .archive__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-home .archive__steps {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .archive__steps li {
  display: flex;
  gap: 12px;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 14px;
  line-height: 1.65;
  color: var(--silver);
}

.page-home .archive__steps .num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .archive__figure {
  margin: clamp(22px, 3vw, 30px) 0 0;
}

.page-home .archive__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-home .archive__panel {
  padding: clamp(22px, 3.4vw, 34px);
  border-radius: var(--radius);
}

.page-home .archive__panel .h3 {
  color: var(--sea-900);
}

.page-home .archive__intro {
  margin-top: 0.7em;
  font-size: 14px;
  line-height: 1.7;
  color: #2e4457;
}

.page-home .nametpl {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin: clamp(16px, 3vw, 22px) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.78rem, 2.3vw, 0.98rem);
}

.page-home .nametpl__seg {
  padding: 6px 9px;
  border-radius: 4px;
  background: rgba(11, 31, 51, 0.08);
  color: var(--sea-900);
  white-space: nowrap;
}

.page-home .nametpl__seg--orange {
  background: rgba(255, 107, 44, 0.18);
  color: #a83a06;
}

.page-home .nametpl__seg--green {
  background: rgba(53, 224, 140, 0.22);
  color: #12663d;
}

.page-home .nametpl__sep {
  color: #6a8394;
}

.page-home .archive__list {
  margin: clamp(16px, 3vw, 22px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-home .archive__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 10px 12px;
  background: rgba(11, 31, 51, 0.06);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
}

.page-home .archive__list .num {
  color: var(--sea-900);
  word-break: break-all;
}

.page-home .archive__list em {
  font-style: normal;
  color: #5a7488;
}

.page-home .archive__foot {
  margin-top: 1em;
  font-size: 13.5px;
  line-height: 1.7;
  color: #2e4457;
}

.page-home .archive__cta {
  margin-top: 1.4em;
}

/* ---------- 更新节奏 ---------- */
.page-home .cadence {
  padding-block: clamp(44px, 7vw, 88px);
  background: linear-gradient(180deg, var(--sea-800), var(--sea-700));
}

.page-home .cadence__head {
  max-width: 60ch;
}

.page-home .cadence__head .h2 {
  color: var(--paper);
}

.page-home .cadence__head p {
  margin-top: 0.7em;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-home .cadence__timeline {
  display: grid;
  gap: 16px;
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .cadence__timeline li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 2px solid var(--orange);
}

.page-home .cadence__timeline li:nth-child(2) {
  border-top-color: var(--green);
}

.page-home .cadence__timeline li:nth-child(3) {
  border-top-color: var(--amber);
}

.page-home .cadence__timeline li:nth-child(4) {
  border-top-color: var(--sea-600);
}

.page-home .cadence__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-home .cadence__what {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .cadence__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 36px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-home .cadence__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 16px;
  background: rgba(7, 19, 31, 0.72);
}

.page-home .cadence__stat-num {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
}

.page-home .cadence__stat-lab {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mute);
}

.page-home .cadence__note {
  max-width: 70ch;
  margin-top: clamp(20px, 3vw, 28px);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-home .cadence .btn {
  margin-top: 1.3em;
}

/* ---------- 起步 ---------- */
.page-home .start {
  background: var(--sea-900);
  border-top: 1px solid var(--line);
}

.page-home .start__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-home .start__copy .h2 {
  color: var(--paper);
}

.page-home .start__copy p {
  max-width: 58ch;
  margin-top: 0.7em;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--silver);
}

.page-home .start__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-home .quick__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .cadence__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 800px) {
  .page-home .lane {
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-home .lane__meta {
    justify-content: flex-end;
    text-align: right;
  }

  .page-home .cadence__timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .start__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-home .start__links {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: clamp(30px, 4vw, 58px);
  }

  .page-home .board {
    margin: -56px 0 0 -28px;
  }

  .page-home .quick__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .quick-card:nth-child(2),
  .page-home .quick-card:nth-child(4) {
    margin-top: 22px;
  }

  .page-home .teams__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-home .archive__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-home .rounds__body {
    margin-top: -34px;
  }
}