.page-home {
  --hero-bg: var(--bg-dark);
  --card-radius: var(--radius);
  --card-transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --accent-glow: rgba(230, 126, 34, 0.25);
  --grid-line: rgba(149, 165, 166, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  font-family: var(--font-body);
}

/* ── 面包屑 ── */
.page-home .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4em;
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--color-silver);
  background: rgba(26, 37, 47, 0.8);
  border-bottom: 1px solid var(--grid-line);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  flex-wrap: wrap;
}
.page-home .breadcrumb__label {
  color: var(--color-orange);
  font-weight: 700;
  text-transform: uppercase;
}
.page-home .breadcrumb__sep {
  color: var(--color-silver);
  opacity: 0.5;
}
.page-home .breadcrumb__current {
  color: var(--text-primary);
  font-weight: 600;
}
.page-home .breadcrumb__item {
  color: var(--text-secondary);
}

/* ── 分屏首屏 ── */
.page-home .hero-split {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem 1.25rem 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  position: relative;
  background: linear-gradient(135deg, var(--bg-dark) 0%, rgba(44, 62, 80, 0.6) 100%);
}
.page-home .hero-split__text {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-home .hero-split__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-orange);
  background: rgba(230, 126, 34, 0.12);
  padding: 0.2em 0.8em;
  border-radius: 999px;
  border: 1px solid rgba(230, 126, 34, 0.25);
  margin-bottom: 0.25rem;
  width: fit-content;
}
.page-home .hero-split__title {
  font-family: var(--font-heading);
  font-size: var(--h1, clamp(2rem, 5vw, 3.5rem));
  font-weight: 900;
  line-height: 1.12;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}
.page-home .hero-split__subtitle {
  font-size: 1.1rem;
  color: var(--cta-highlight);
  font-weight: 500;
  margin: 0;
  letter-spacing: 0.01em;
}
.page-home .hero-split__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-home .hero-split__list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}
.page-home .hero-split__list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: 700;
}
.page-home .hero-split__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}
.page-home .btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  background: var(--color-orange);
  color: var(--bg-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  border-radius: 999px;
  text-decoration: none;
  transition: background var(--card-transition), transform var(--card-transition);
  cursor: pointer;
}
.page-home .btn--primary:hover,
.page-home .btn--primary:focus-visible {
  background: var(--cta-highlight);
  transform: translateY(-2px);
  outline: 2px solid var(--cta-highlight);
  outline-offset: 3px;
}
.page-home .btn--outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1.5px solid var(--color-silver);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color var(--card-transition), color var(--card-transition), transform var(--card-transition);
  cursor: pointer;
}
.page-home .btn--outline:hover,
.page-home .btn--outline:focus-visible {
  border-color: var(--color-orange);
  color: var(--color-orange);
  transform: translateY(-2px);
  outline: 2px solid rgba(230, 126, 34, 0.3);
  outline-offset: 3px;
}
.page-home .hero-split__visual {
  order: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.page-home .hero-split__img {
  width: 100%;
  max-width: 560px;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  background: var(--color-dark);
  transition: transform var(--card-transition), box-shadow var(--card-transition);
}
.page-home .hero-split__img:hover {
  transform: scale(1.01);
  box-shadow: 0 12px 40px rgba(230, 126, 34, 0.15);
}

/* ── 核心更新区域 ── */
.page-home .core-updates {
  padding: 3rem 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}
.page-home .core-updates__deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.06;
}
.page-home .core-updates__deco-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.page-home .section-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  position: relative;
  z-index: 1;
}
.page-home .section-title::before {
  content: attr(data-index);
  color: var(--color-silver);
  opacity: 0.5;
  font-weight: 400;
}
.page-home .section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--grid-line);
}
.page-home .update-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  position: relative;
  z-index: 1;
}

.page-home .update-card {
  background: rgba(44, 62, 80, 0.5);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(149, 165, 166, 0.15);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: border-color var(--card-transition), box-shadow var(--card-transition);
  cursor: default;
}
.page-home .update-card[open] {
  border-color: rgba(230, 126, 34, 0.35);
  box-shadow: 0 4px 24px rgba(230, 126, 34, 0.08);
}
.page-home .update-card:hover {
  border-color: rgba(230, 126, 34, 0.25);
}
.page-home .update-card__summary {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  list-style: none;
  transition: background var(--card-transition);
}
.page-home .update-card__summary::-webkit-details-marker {
  display: none;
}
.page-home .update-card__summary:hover {
  background: rgba(230, 126, 34, 0.04);
}
.page-home .update-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2em 0.8em;
  border-radius: 999px;
  width: fit-content;
  background: rgba(149, 165, 166, 0.15);
  color: var(--color-silver);
  border: 1px solid rgba(149, 165, 166, 0.2);
}
.page-home .update-card__tag--nav {
  background: rgba(230, 126, 34, 0.12);
  color: var(--color-orange);
  border-color: rgba(230, 126, 34, 0.2);
}
.page-home .update-card__tag--sub {
  background: rgba(243, 156, 18, 0.12);
  color: var(--cta-highlight);
  border-color: rgba(243, 156, 18, 0.2);
}
.page-home .update-card__tag--play {
  background: rgba(149, 165, 166, 0.12);
  color: var(--text-primary);
  border-color: rgba(149, 165, 166, 0.2);
}
.page-home .update-card__heading {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}
.page-home .update-card__brief {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}
.page-home .update-card__more {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-silver);
  letter-spacing: 0.05em;
  transition: color var(--card-transition);
  margin-top: 0.15rem;
}
.page-home .update-card[open] .update-card__more {
  color: var(--color-orange);
}
.page-home .update-card__detail {
  padding: 0 1.5rem 1.25rem;
  border-top: 1px solid rgba(149, 165, 166, 0.1);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-home .update-card__detail p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}
.page-home .update-card__link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color var(--card-transition), padding-left var(--card-transition);
}
.page-home .update-card__link:hover,
.page-home .update-card__link:focus-visible {
  color: var(--cta-highlight);
  padding-left: 0.3rem;
  outline: none;
  text-decoration: underline;
}

/* ── 数据面板 ── */
.page-home .data-panel {
  padding: 3rem 1.25rem 4rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  background: rgba(26, 37, 47, 0.6);
  border-top: 1px solid var(--grid-line);
}
.page-home .data-panel .section-title {
  margin-bottom: 2rem;
}
.page-home .data-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.page-home .data-panel__subtitle {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-home .data-panel__subtitle::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-orange);
  border-radius: 50%;
}
.page-home .data-panel__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0.75rem 0;
  line-height: 1.5;
}
.page-home .data-panel__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color var(--card-transition), padding-left var(--card-transition);
  margin-top: 0.25rem;
}
.page-home .data-panel__link:hover,
.page-home .data-panel__link:focus-visible {
  color: var(--cta-highlight);
  padding-left: 0.3rem;
  outline: none;
  text-decoration: underline;
}
.page-home .leaderboard__chart {
  background: rgba(44, 62, 80, 0.35);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--grid-line);
  transition: border-color var(--card-transition), box-shadow var(--card-transition);
}
.page-home .leaderboard__chart:hover {
  border-color: rgba(230, 126, 34, 0.2);
  box-shadow: 0 4px 20px rgba(230, 126, 34, 0.06);
}
.page-home .leaderboard__img,
.page-home .cases__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  background: var(--color-dark);
}
.page-home .leaderboard__img {
  aspect-ratio: 4 / 3;
}
.page-home .cases__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.page-home .cases__item {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-dark);
  border: 1px solid var(--grid-line);
  transition: border-color var(--card-transition), transform var(--card-transition);
}
.page-home .cases__item:hover {
  border-color: rgba(230, 126, 34, 0.25);
  transform: translateY(-2px);
}
.page-home .cases__img {
  aspect-ratio: 3 / 2;
}
.page-home .cases__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.5rem 0.6rem;
  background: linear-gradient(transparent, rgba(26, 37, 47, 0.85));
  color: var(--text-primary);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

/* ── 信任声明 ── */
.page-home .trust-strip {
  padding: 1.5rem 1.25rem;
  background: rgba(230, 126, 34, 0.06);
  border-top: 1px solid rgba(230, 126, 34, 0.12);
  text-align: center;
}
.page-home .trust-strip__text {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  max-width: var(--max-width);
  margin: 0 auto;
  font-family: var(--font-mono);
}

/* ── 桌面端 ── */
@media (min-width: 768px) {
  .page-home .breadcrumb {
    padding: 1rem 2rem;
  }
  .page-home .hero-split {
    flex-direction: row;
    align-items: center;
    padding: 3rem 2rem 4rem;
    gap: 3rem;
  }
  .page-home .hero-split__text {
    order: 0;
    flex: 1 1 55%;
  }
  .page-home .hero-split__visual {
    order: 1;
    flex: 1 1 45%;
  }
  .page-home .hero-split__img {
    max-width: 100%;
  }
  .page-home .core-updates {
    padding: 4rem 2rem;
  }
  .page-home .update-cards {
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem;
  }
  .page-home .update-card--featured {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
  .page-home .update-card:nth-child(2) {
    grid-column: 2 / 4;
    grid-row: 1 / 2;
  }
  .page-home .update-card:nth-child(3) {
    grid-column: 2 / 4;
    grid-row: 2 / 3;
  }
  .page-home .update-card__summary {
    padding: 1.5rem 1.75rem;
  }
  .page-home .update-card--featured .update-card__heading {
    font-size: 1.35rem;
  }
  .page-home .data-panel {
    padding: 4rem 2rem 5rem;
  }
  .page-home .data-panel__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: start;
  }
  .page-home .leaderboard__chart {
    margin-bottom: 0.5rem;
  }
  .page-home .cases__grid {
    gap: 1rem;
  }
  .page-home .trust-strip {
    padding: 2rem;
  }
}
@media (min-width: 1024px) {
  .page-home .hero-split {
    padding: 4rem 2rem 5rem;
    gap: 4rem;
  }
  .page-home .hero-split__list li {
    font-size: 1rem;
  }
  .page-home .core-updates {
    padding: 5rem 2rem;
  }
  .page-home .data-panel {
    padding: 5rem 2rem 6rem;
  }
}
</style>
</main>

.page-home {
  --hero-bg: var(--bg-dark);
  --card-radius: var(--radius);
  --card-transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --accent-glow: rgba(230, 126, 34, 0.25);
  --grid-line: rgba(149, 165, 166, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  font-family: var(--font-body);
}

/* ── 面包屑 ── */
.page-home .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4em;
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--color-silver);
  background: rgba(26, 37, 47, 0.8);
  border-bottom: 1px solid var(--grid-line);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  flex-wrap: wrap;
}
.page-home .breadcrumb__label {
  color: var(--color-orange);
  font-weight: 700;
  text-transform: uppercase;
}
.page-home .breadcrumb__sep {
  color: var(--color-silver);
  opacity: 0.5;
}
.page-home .breadcrumb__current {
  color: var(--text-primary);
  font-weight: 600;
}
.page-home .breadcrumb__item {
  color: var(--text-secondary);
}

/* ── 分屏首屏 ── */
.page-home .hero-split {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem 1.25rem 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  position: relative;
  background: linear-gradient(135deg, var(--bg-dark) 0%, rgba(44, 62, 80, 0.6) 100%);
}
.page-home .hero-split__text {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-home .hero-split__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-orange);
  background: rgba(230, 126, 34, 0.12);
  padding: 0.2em 0.8em;
  border-radius: 999px;
  border: 1px solid rgba(230, 126, 34, 0.25);
  margin-bottom: 0.25rem;
  width: fit-content;
}
.page-home .hero-split__title {
  font-family: var(--font-heading);
  font-size: var(--h1, clamp(2rem, 5vw, 3.5rem));
  font-weight: 900;
  line-height: 1.12;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}
.page-home .hero-split__subtitle {
  font-size: 1.1rem;
  color: var(--cta-highlight);
  font-weight: 500;
  margin: 0;
  letter-spacing: 0.01em;
}
.page-home .hero-split__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-home .hero-split__list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}
.page-home .hero-split__list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: 700;
}
.page-home .hero-split__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}
.page-home .btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  background: var(--color-orange);
  color: var(--bg-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  border-radius: 999px;
  text-decoration: none;
  transition: background var(--card-transition), transform var(--card-transition);
  cursor: pointer;
}
.page-home .btn--primary:hover,
.page-home .btn--primary:focus-visible {
  background: var(--cta-highlight);
  transform: translateY(-2px);
  outline: 2px solid var(--cta-highlight);
  outline-offset: 3px;
}
.page-home .btn--outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1.5px solid var(--color-silver);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color var(--card-transition), color var(--card-transition), transform var(--card-transition);
  cursor: pointer;
}
.page-home .btn--outline:hover,
.page-home .btn--outline:focus-visible {
  border-color: var(--color-orange);
  color: var(--color-orange);
  transform: translateY(-2px);
  outline: 2px solid rgba(230, 126, 34, 0.3);
  outline-offset: 3px;
}
.page-home .hero-split__visual {
  order: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.page-home .hero-split__img {
  width: 100%;
  max-width: 560px;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  background: var(--color-dark);
  transition: transform var(--card-transition), box-shadow var(--card-transition);
}
.page-home .hero-split__img:hover {
  transform: scale(1.01);
  box-shadow: 0 12px 40px rgba(230, 126, 34, 0.15);
}

/* ── 核心更新区域 ── */
.page-home .core-updates {
  padding: 3rem 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}
.page-home .core-updates__deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.06;
}
.page-home .core-updates__deco-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.page-home .section-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  position: relative;
  z-index: 1;
}
.page-home .section-title::before {
  content: attr(data-index);
  color: var(--color-silver);
  opacity: 0.5;
  font-weight: 400;
}
.page-home .section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--grid-line);
}
.page-home .update-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  position: relative;
  z-index: 1;
}

.page-home .update-card {
  background: rgba(44, 62, 80, 0.5);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(149, 165, 166, 0.15);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: border-color var(--card-transition), box-shadow var(--card-transition);
  cursor: default;
}
.page-home .update-card[open] {
  border-color: rgba(230, 126, 34, 0.35);
  box-shadow: 0 4px 24px rgba(230, 126, 34, 0.08);
}
.page-home .update-card:hover {
  border-color: rgba(230, 126, 34, 0.25);
}
.page-home .update-card__summary {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  list-style: none;
  transition: background var(--card-transition);
}
.page-home .update-card__summary::-webkit-details-marker {
  display: none;
}
.page-home .update-card__summary:hover {
  background: rgba(230, 126, 34, 0.04);
}
.page-home .update-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2em 0.8em;
  border-radius: 999px;
  width: fit-content;
  background: rgba(149, 165, 166, 0.15);
  color: var(--color-silver);
  border: 1px solid rgba(149, 165, 166, 0.2);
}
.page-home .update-card__tag--nav {
  background: rgba(230, 126, 34, 0.12);
  color: var(--color-orange);
  border-color: rgba(230, 126, 34, 0.2);
}
.page-home .update-card__tag--sub {
  background: rgba(243, 156, 18, 0.12);
  color: var(--cta-highlight);
  border-color: rgba(243, 156, 18, 0.2);
}
.page-home .update-card__tag--play {
  background: rgba(149, 165, 166, 0.12);
  color: var(--text-primary);
  border-color: rgba(149, 165, 166, 0.2);
}
.page-home .update-card__heading {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}
.page-home .update-card__brief {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}
.page-home .update-card__more {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-silver);
  letter-spacing: 0.05em;
  transition: color var(--card-transition);
  margin-top: 0.15rem;
}
.page-home .update-card[open] .update-card__more {
  color: var(--color-orange);
}
.page-home .update-card__detail {
  padding: 0 1.5rem 1.25rem;
  border-top: 1px solid rgba(149, 165, 166, 0.1);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-home .update-card__detail p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}
.page-home .update-card__link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color var(--card-transition), padding-left var(--card-transition);
}
.page-home .update-card__link:hover,
.page-home .update-card__link:focus-visible {
  color: var(--cta-highlight);
  padding-left: 0.3rem;
  outline: none;
  text-decoration: underline;
}

/* ── 数据面板 ── */
.page-home .data-panel {
  padding: 3rem 1.25rem 4rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  background: rgba(26, 37, 47, 0.6);
  border-top: 1px solid var(--grid-line);
}
.page-home .data-panel .section-title {
  margin-bottom: 2rem;
}
.page-home .data-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.page-home .data-panel__subtitle {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-home .data-panel__subtitle::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-orange);
  border-radius: 50%;
}
.page-home .data-panel__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0.75rem 0;
  line-height: 1.5;
}
.page-home .data-panel__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-orange);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color var(--card-transition), padding-left var(--card-transition);
  margin-top: 0.25rem;
}
.page-home .data-panel__link:hover,
.page-home .data-panel__link:focus-visible {
  color: var(--cta-highlight);
  padding-left: 0.3rem;
  outline: none;
  text-decoration: underline;
}
.page-home .leaderboard__chart {
  background: rgba(44, 62, 80, 0.35);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--grid-line);
  transition: border-color var(--card-transition), box-shadow var(--card-transition);
}
.page-home .leaderboard__chart:hover {
  border-color: rgba(230, 126, 34, 0.2);
  box-shadow: 0 4px 20px rgba(230, 126, 34, 0.06);
}
.page-home .leaderboard__img,
.page-home .cases__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  background: var(--color-dark);
}
.page-home .leaderboard__img {
  aspect-ratio: 4 / 3;
}
.page-home .cases__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.page-home .cases__item {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-dark);
  border: 1px solid var(--grid-line);
  transition: border-color var(--card-transition), transform var(--card-transition);
}
.page-home .cases__item:hover {
  border-color: rgba(230, 126, 34, 0.25);
  transform: translateY(-2px);
}
.page-home .cases__img {
  aspect-ratio: 3 / 2;
}
.page-home .cases__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.5rem 0.6rem;
  background: linear-gradient(transparent, rgba(26, 37, 47, 0.85));
  color: var(--text-primary);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

/* ── 信任声明 ── */
.page-home .trust-strip {
  padding: 1.5rem 1.25rem;
  background: rgba(230, 126, 34, 0.06);
  border-top: 1px solid rgba(230, 126, 34, 0.12);
  text-align: center;
}
.page-home .trust-strip__text {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  max-width: var(--max-width);
  margin: 0 auto;
  font-family: var(--font-mono);
}

/* ── 桌面端 ── */
@media (min-width: 768px) {
  .page-home .breadcrumb {
    padding: 1rem 2rem;
  }
  .page-home .hero-split {
    flex-direction: row;
    align-items: center;
    padding: 3rem 2rem 4rem;
    gap: 3rem;
  }
  .page-home .hero-split__text {
    order: 0;
    flex: 1 1 55%;
  }
  .page-home .hero-split__visual {
    order: 1;
    flex: 1 1 45%;
  }
  .page-home .hero-split__img {
    max-width: 100%;
  }
  .page-home .core-updates {
    padding: 4rem 2rem;
  }
  .page-home .update-cards {
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem;
  }
  .page-home .update-card--featured {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }
  .page-home .update-card:nth-child(2) {
    grid-column: 2 / 4;
    grid-row: 1 / 2;
  }
  .page-home .update-card:nth-child(3) {
    grid-column: 2 / 4;
    grid-row: 2 / 3;
  }
  .page-home .update-card__summary {
    padding: 1.5rem 1.75rem;
  }
  .page-home .update-card--featured .update-card__heading {
    font-size: 1.35rem;
  }
  .page-home .data-panel {
    padding: 4rem 2rem 5rem;
  }
  .page-home .data-panel__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: start;
  }
  .page-home .leaderboard__chart {
    margin-bottom: 0.5rem;
  }
  .page-home .cases__grid {
    gap: 1rem;
  }
  .page-home .trust-strip {
    padding: 2rem;
  }
}
@media (min-width: 1024px) {
  .page-home .hero-split {
    padding: 4rem 2rem 5rem;
    gap: 4rem;
  }
  .page-home .hero-split__list li {
    font-size: 1rem;
  }
  .page-home .core-updates {
    padding: 5rem 2rem;
  }
  .page-home .data-panel {
    padding: 5rem 2rem 6rem;
  }
}

.page-home {
  --h1: 1rem;
}