.page-home {
  --home-section: clamp(56px, 9vw, 108px);
  --home-gap: clamp(18px, 3.2vw, 36px);
  --home-rule: 1px solid var(--line-soft);
  background: var(--ink-900);
  color: var(--mist-100);
  overflow-x: clip;
}

/* ---------- 首屏封面 ---------- */
.page-home .home-cover {
  position: relative;
  padding-block: clamp(14px, 2.4vw, 26px) var(--home-section);
  background:
    radial-gradient(620px 400px at 90% 6%, var(--cyan-glow), transparent 72%),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 74%);
}

.page-home .home-cover__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
  margin-top: clamp(24px, 5vw, 56px);
}

.page-home .home-cover__title {
  margin: 14px 0 0;
  font-size: clamp(2.4rem, 7.4vw, 5.4rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.04;
  color: var(--paper-050);
}

.page-home .home-cover__lede {
  margin: 20px 0 0;
  max-width: 44ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist-300);
}

.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 28px;
}

.page-home .home-cover__hint {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-300);
}

.page-home .home-cover__signal {
  position: relative;
  display: grid;
  gap: 14px;
}

.page-home .home-pulse {
  width: 72px;
  height: 72px;
  display: block;
}

.page-home .home-pulse__core {
  fill: var(--cyan-400);
}

.page-home .home-pulse__ring {
  fill: none;
  stroke: var(--cyan-400);
  stroke-width: 1;
  transform-origin: 60px 60px;
  animation: home-pulse-ring 2.4s ease-in-out infinite;
}

.page-home .home-pulse__ring--2 {
  animation-delay: 0.8s;
}

.page-home .home-pulse__ring--3 {
  animation-delay: 1.6s;
}

@keyframes home-pulse-ring {
  0% {
    opacity: 0.55;
    transform: scale(0.8);
  }
  70% {
    opacity: 0;
    transform: scale(1.12);
  }
  100% {
    opacity: 0;
    transform: scale(1.12);
  }
}

.page-home .home-media {
  margin: 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-soft);
  background: var(--ink-800);
}

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

.page-home .home-media--cover {
  aspect-ratio: 21 / 9;
  border-radius: 6px 26px 6px 26px;
}

.page-home .home-media--play {
  aspect-ratio: 3 / 2;
}

.page-home .home-media--version {
  aspect-ratio: 2 / 1;
}

.page-home .home-media--closing {
  aspect-ratio: 16 / 7;
  border-radius: 0;
  border-inline: 0;
  border-bottom: 0;
}

.page-home .coord-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: var(--home-rule);
}

.page-home .coord-list__item {
  border-bottom: var(--home-rule);
}

.page-home .coord-link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 2px 12px;
  padding: 12px 6px 12px 0;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s var(--ease);
}

.page-home .coord-link__num {
  grid-row: span 2;
  align-self: start;
  margin-top: 3px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-home .coord-link__name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper-050);
  transition: color 0.25s var(--ease);
}

.page-home .coord-link__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist-300);
}

.page-home .coord-link:hover,
.page-home .coord-link:focus-visible {
  transform: translateY(-2px);
}

.page-home .coord-link:hover .coord-link__name,
.page-home .coord-link:focus-visible .coord-link__name {
  color: var(--cyan-400);
}

/* ---------- 十二入口索引 ---------- */
.page-home .home-entries {
  padding-block: var(--home-section);
  background: var(--paper-050);
  color: var(--ink-900);
}

.page-home .home-entries__head {
  max-width: 62ch;
}

.page-home .home-entries .section-title {
  color: var(--ink-900);
  margin-top: 12px;
}

.page-home .home-entries__lede {
  margin-top: 16px;
  color: var(--slate-600);
  line-height: 1.8;
}

.page-home .entry-groups {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 26px);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-home .entry-group {
  padding: 20px 18px 10px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-soft);
}

.page-home .entry-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-home .entry-group__idx {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan-700);
}

.page-home .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-light);
}

.page-home .entry-list li + li {
  border-top: 1px solid rgba(90, 112, 134, 0.14);
}

.page-home .entry-link {
  position: relative;
  display: block;
  padding: 11px 0 11px 16px;
  text-decoration: none;
  color: inherit;
}

.page-home .entry-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 0;
  height: 1px;
  background: var(--cyan-700);
  transition: width 0.32s var(--ease);
}

.page-home .entry-link__name {
  display: block;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-900);
  transition: color 0.25s var(--ease);
}

.page-home .entry-link__note {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.62;
  color: var(--slate-600);
}

.page-home .entry-link:hover::before,
.page-home .entry-link:focus-visible::before {
  width: 10px;
}

.page-home .entry-link:hover .entry-link__name,
.page-home .entry-link:focus-visible .entry-link__name {
  color: var(--cyan-700);
}

.page-home .home-entries__more {
  color: var(--cyan-700);
}

.page-home .home-entries__more:hover {
  border-bottom-color: var(--cyan-700);
}

/* ---------- 通用链接线与标题 ---------- */
.page-home .link-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}

.page-home .link-line::after {
  content: "→";
  font-size: 13px;
}

.page-home .link-line:hover,
.page-home .link-line:focus-visible {
  border-bottom-color: currentColor;
}

.page-home .panel-title {
  margin: 0;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.page-home .panel-text {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-300);
}

/* ---------- 当前状态 ---------- */
.page-home .home-live {
  padding-block: var(--home-section);
  background:
    radial-gradient(520px 340px at 8% 0%, var(--signal-glow), transparent 70%),
    var(--ink-900);
}

.page-home .home-live__head {
  max-width: 58ch;
}

.page-home .home-live .section-title {
  margin-top: 12px;
  color: var(--paper-050);
}

.page-home .home-live__lede {
  margin-top: 16px;
  color: var(--mist-300);
  line-height: 1.8;
}

.page-home .home-tabs {
  margin-top: clamp(26px, 4vw, 42px);
}

.page-home .tablist {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--line-dark);
  margin-bottom: clamp(22px, 3.4vw, 34px);
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .tablist::-webkit-scrollbar {
  display: none;
}

.page-home .tab {
  flex: 0 0 auto;
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 18px;
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--mist-300);
  cursor: pointer;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .tab[aria-selected="true"] {
  color: var(--paper-050);
  border-bottom-color: var(--cyan-400);
}

.page-home .tab:hover,
.page-home .tab:focus-visible {
  color: var(--paper-050);
}

.page-home .panel-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 40px);
  align-items: start;
}

.page-home .play-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .play-item {
  padding: 14px 16px;
  background: var(--ink-800);
  border-left: 2px solid var(--line-dark);
  border-radius: 0 14px 14px 0;
}

.page-home .play-item__tag {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
  border: 1px solid rgba(47, 230, 214, 0.35);
  border-radius: var(--radius-pill);
  padding: 2px 9px;
}

.page-home .play-item__title {
  margin: 8px 0 0;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--paper-050);
}

.page-home .play-item__note {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist-300);
}

.page-home .version-track {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  position: relative;
}

.page-home .version-track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: var(--line-dark);
}

.page-home .version-row {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 14px;
  padding: 11px 0 11px 24px;
}

.page-home .version-row::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 18px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1px solid var(--mist-300);
}

.page-home .version-row:first-child::before {
  background: var(--signal-500);
  border-color: var(--signal-500);
  box-shadow: 0 0 0 4px var(--signal-glow);
}

.page-home .version-row__no {
  font-size: 14.5px;
  letter-spacing: 0.04em;
  color: var(--paper-050);
}

.page-home .version-row__when {
  align-self: center;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--signal-500);
}

.page-home .version-row__what {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.62;
  color: var(--mist-300);
}

.page-home .steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .step {
  padding: 18px;
  background: var(--ink-800);
  border: 1px solid var(--line-dark);
  border-radius: 18px 6px 18px 6px;
}

.page-home .step__no {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
}

.page-home .step__title {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper-050);
}

.page-home .step__text {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-300);
}

/* ---------- 收尾 ---------- */
.page-home .home-close {
  padding-top: var(--home-section);
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-950) 46%);
}

.page-home .home-close__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  padding-bottom: clamp(32px, 5vw, 64px);
}

.page-home .home-close .section-title {
  margin-top: 12px;
  color: var(--paper-050);
}

.page-home .home-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  margin-top: 26px;
}

.page-home .home-close__aside {
  padding: 20px;
  border: 1px solid var(--line-dark);
  border-radius: 26px 8px 26px 8px;
  background: rgba(18, 37, 54, 0.72);
}

.page-home .home-close__aside-label {
  margin: 0;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
}

.page-home .home-close__aside-text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist-100);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .coord-link {
    grid-template-columns: 40px minmax(0, 1fr);
    padding-block: 13px;
  }

  .page-home .home-pulse {
    width: 84px;
    height: 84px;
  }
}

@media (min-width: 768px) {
  .page-home .entry-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-home .step:nth-child(2) {
    margin-top: 24px;
  }

  .page-home .step:nth-child(3) {
    margin-top: 48px;
  }
}

@media (min-width: 900px) {
  .page-home .panel-split {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    gap: clamp(24px, 3.6vw, 44px);
  }

  .page-home .panel-split--reverse {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, 0.86fr);
  }

  .page-home .home-close__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  }

  .page-home .home-close__aside {
    margin-top: 56px;
  }
}

@media (min-width: 1024px) {
  .page-home .home-cover__grid {
    grid-template-columns: minmax(0, 38fr) minmax(0, 62fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-home .home-cover__lead {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

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

  .page-home .home-pulse {
    order: 2;
    margin-top: -6px;
  }
}

@media (min-width: 1180px) {
  .page-home .entry-groups {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .entry-group:nth-child(even) {
    margin-top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-pulse__ring {
    animation: none;
    opacity: 0.34;
  }

  .page-home .coord-link,
  .page-home .entry-link::before,
  .page-home .link-line,
  .page-home .tab {
    transition: none;
  }
}