.page-home {
  --ph-gap: 24px;
  display: block;
  overflow-x: hidden;
  background: var(--pitch-900);
  color: var(--paper);
}

.page-home a {
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

/* ---------- 面包屑 ---------- */
.page-home__crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 15px var(--pad-x);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--cool-slate);
  background: var(--charcoal-900);
  border-bottom: 1px solid var(--line);
}

.page-home__crumb-code {
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--signal-orange);
  border: 1px solid var(--line-strong);
}

.page-home__crumb-sep {
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */
.page-home__hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: linear-gradient(180deg, var(--pitch-900) 0%, var(--pitch-700) 100%);
}

.page-home__hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.24;
}

.page-home__hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 34px var(--pad-x) 38px;
}

.page-home__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--signal-orange);
}

.page-home__hero h1 {
  margin: 0 0 18px;
  font-size: clamp(38px, 10.5vw, 96px);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home__hero-sub {
  max-width: 54ch;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--cool-slate);
}

.page-home__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home__live {
  align-self: start;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line-strong);
  background: var(--glass-white);
}

.page-home__live-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal-orange);
}

.page-home__live-title::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal-orange);
  animation: ph-pulse 2.4s ease-in-out infinite;
}

@keyframes ph-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

.page-home__live-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.page-home__live-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.page-home__live-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home__live-row dt {
  font-size: 12px;
  color: var(--cool-slate);
}

.page-home__live-row dd {
  margin: 0;
  font-size: 13px;
  text-align: right;
  color: var(--paper);
}

.page-home__live-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--signal-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-home__live-link:hover {
  border-bottom-color: var(--signal-orange);
}

.page-home__stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.page-home__stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 18px 16px 20px;
  background: rgba(14, 59, 44, 0.88);
}

.page-home__stat b {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(32px, 9vw, 64px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home__stat span {
  font-size: 12px;
  line-height: 1.55;
  letter-spacing: 0.03em;
  color: var(--cool-slate);
}

/* ---------- 色带 ---------- */
.page-home__band {
  height: 12px;
  background: var(--indigo-800);
}

.page-home__band--wine {
  background: var(--wine-800);
}

.page-home__band--signal {
  background: var(--signal-orange);
}

/* ---------- 章节骨架 ---------- */
.page-home__ch {
  position: relative;
  padding: 46px var(--pad-x);
  background: var(--pitch-900);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 72px;
}

.page-home__ch--alt {
  background: var(--charcoal-900);
}

.page-home__ch-inner {
  width: 100%;
  max-width: 100%;
}

.page-home__ch-head {
  margin-bottom: 26px;
  padding-left: 14px;
  border-left: 3px solid var(--signal-orange);
}

.page-home__ch-num {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--signal-orange);
}

.page-home__ch h2 {
  margin: 0;
  font-size: clamp(23px, 6.2vw, 40px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home__text {
  max-width: 60ch;
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--cool-slate);
}

.page-home__text:last-child {
  margin-bottom: 0;
}

.page-home__more {
  margin: 22px 0 0;
}

.page-home__more-link {
  display: inline-block;
  padding: 10px 18px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.page-home__more-link:hover {
  color: var(--signal-orange);
  border-color: var(--signal-orange);
}

/* ---------- 分栏 ---------- */
.page-home__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-home__col-a,
.page-home__col-b {
  min-width: 0;
}

/* ---------- 轮次标签条 ---------- */
.page-home__rail-scroll {
  display: flex;
  gap: 8px;
  margin-bottom: 22px;
  padding: 4px 0 10px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-home__rail-scroll::-webkit-scrollbar {
  height: 6px;
}

.page-home__rail-scroll::-webkit-scrollbar-thumb {
  background: var(--line-strong);
}

.page-home__round {
  flex: 0 0 auto;
  padding: 7px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: nowrap;
  color: var(--cool-slate);
  background: rgba(23, 35, 63, 0.55);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home__round:hover {
  color: var(--paper);
  border-color: var(--signal-orange);
}

.page-home__round--now {
  color: var(--paper);
  border-color: var(--signal-orange);
  background: rgba(255, 107, 26, 0.16);
}

/* ---------- 三层索引 ---------- */
.page-home__idx {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home__idx-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  background: var(--charcoal-900);
}

.page-home__idx-code {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal-orange);
}

.page-home__idx-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-home__idx-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool-slate);
}

/* ---------- 图片 ---------- */
.page-home__fig {
  margin: 0 0 26px;
}

.page-home__fig:last-child {
  margin-bottom: 0;
}

.page-home__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line-strong);
}

.page-home__fig--square img {
  aspect-ratio: 1 / 1;
}

.page-home__fig figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--cool-slate);
}

/* ---------- 并排对照 ---------- */
.page-home__twin {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 2px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-home__panel {
  min-width: 0;
  padding: 18px;
  background: var(--pitch-700);
}

.page-home__panel-cap {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cool-slate);
}

.page-home__rows {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home__rows li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--line);
}

.page-home__rows li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-home__row-k {
  min-width: 0;
  color: var(--cool-slate);
}

.page-home__row-v {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--paper);
}

/* ---------- 阵容标签与时间点 ---------- */
.page-home__legend {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home__legend li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  align-items: start;
  gap: 14px;
  padding: 14px;
  background: var(--pitch-700);
  border: 1px solid var(--line);
}

.page-home__legend p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--cool-slate);
}

.page-home__clock {
  display: grid;
  gap: 20px;
  margin: 24px 0 0;
  padding: 0 0 0 18px;
  list-style: none;
  border-left: 1px solid var(--line-strong);
}

.page-home__clock li {
  position: relative;
}

.page-home__clock li::before {
  content: "";
  position: absolute;
  top: 5px;
  left: -24px;
  width: 9px;
  height: 9px;
  background: var(--pitch-900);
  border: 2px solid var(--signal-orange);
  border-radius: 50%;
}

.page-home__clock span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--signal-orange);
}

.page-home__clock p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool-slate);
}

/* ---------- 轮次动态 ---------- */
.page-home__feed {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home__feed-item {
  display: grid;
  gap: 10px;
  padding: 18px;
  background: var(--pitch-700);
}

.page-home__feed-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-home__feed-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cool-slate);
}

.page-home__feed-item h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-home__feed-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool-slate);
}

/* ---------- 大屏对照 ---------- */
.page-home__density {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
}

.page-home__den-btn {
  padding: 9px 17px;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cool-slate);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-home__den-btn:hover {
  color: var(--paper);
  border-color: var(--signal-orange);
}

.page-home__den-btn[data-active] {
  color: var(--charcoal-900);
  background: var(--signal-orange);
  border-color: var(--signal-orange);
}

.page-home__den-btn:focus-visible {
  outline: 2px solid var(--signal-orange);
  outline-offset: 2px;
}

.page-home__wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin-bottom: 26px;
  padding: 2px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-home__wall-cell {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
  min-height: 84px;
  padding: 14px;
  background: var(--pitch-700);
}

.page-home__wall-cell span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--signal-orange);
}

.page-home__wall-cell p {
  margin: 0;
  font-size: 14px;
  color: var(--paper);
}

/* ---------- 入口与联系 ---------- */
.page-home__paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-bottom: 30px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home__path {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 20px;
  text-decoration: none;
  background: var(--charcoal-900);
  transition: background-color var(--dur) var(--ease);
}

.page-home__path:hover {
  background: var(--pitch-700);
}

.page-home__path-code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--signal-orange);
}

.page-home__path h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-home__path p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--cool-slate);
}

.page-home__contact {
  display: grid;
  gap: 16px;
  padding: 22px;
  background: var(--glass-white);
  border: 1px solid var(--line-strong);
}

.page-home__contact dl {
  display: grid;
  gap: 14px;
  margin: 0;
}

.page-home__contact dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cool-slate);
}

.page-home__contact dd {
  margin: 5px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-home__contact-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cool-slate);
}

.page-home__icp {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cool-slate);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 768px) {
  .page-home__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-home__feed-item {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: start;
    gap: 6px 24px;
  }

  .page-home__feed-meta {
    flex-direction: column;
    align-items: flex-start;
    grid-row: 1 / span 2;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 1024px) {
  .page-home__hero-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.85fr);
    gap: 44px;
    padding: 74px var(--pad-x) 58px;
  }

  .page-home__ch {
    padding: 72px var(--pad-x);
  }

  .page-home__ch .page-home__ch-inner {
    max-width: 1120px;
  }

  .page-home__ch--wide .page-home__ch-inner {
    max-width: 1440px;
  }

  .page-home__ch--narrow .page-home__ch-inner {
    max-width: 880px;
  }

  .page-home__split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

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

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

  .page-home__contact {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home__contact dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 28px;
  }

  .page-home__contact-note {
    grid-column: 2;
    grid-row: 1;
    margin-top: 22px;
  }

  .page-home__icp {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
  }
}

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

  .page-home__round,
  .page-home__den-btn,
  .page-home__path,
  .page-home__live-link {
    transition: none;
  }
}