:root {
  --unified-blue: #1966ff;
  --unified-ink: #30354b;
  --unified-muted: #777a88;
  --unified-soft-blue: rgba(25, 102, 255, 0.9);
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: "PingFang SC", "Alibaba PuHuiTi", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--unified-ink);
}

.case-topbar {
  top: 20px;
  left: 20px;
}

.case-back-home,
.case-back {
  min-height: 44px;
  border-radius: 14px;
  font-family: "Inter", "Noto Sans SC", sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.case-back-home svg,
.case-back svg {
  width: 16px;
  height: 16px;
  transform: rotate(180deg);
}

.case-switch-wrap {
  --case-switch-accent: #6f9cff;
  --case-switch-accent-bg: rgba(111, 156, 255, 0.14);
  --case-switch-accent-text: #7aa4ff;
  padding: 0 clamp(24px, 8vw, 140px) 72px;
  background: #040404;
  content-visibility: auto;
  contain-intrinsic-size: 560px;
}

.case-switch-wrap.theme-green {
  --case-switch-accent: #70c16a;
  --case-switch-accent-bg: rgba(112, 193, 106, 0.16);
  --case-switch-accent-text: #85cf7f;
}

.case-switch-wrap.is-dark {
  background: #040404;
}

.case-switch-shell {
  width: min(100%, 1720px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
  position: relative;
  padding-top: 64px;
}

.case-switch-shell::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.case-switch-title {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-family: "Inter", "Alibaba PuHuiTi", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

.case-switch-wrap.is-dark .case-switch-title {
  color: #ffffff;
  font-family: "Alibaba PuHuiTi", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: normal;
  text-transform: none;
  text-align: center;
  align-self: center;
  width: 100%;
}

.case-switch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 344px));
  gap: 24px;
  justify-content: center;
  width: 100%;
}

.case-switch-footer-note {
  margin: 0;
  color: rgba(255, 255, 255, 0.4);
  font-family: "Alibaba PuHuiTi", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  width: 100%;
}

.case-switch-card,
.case-switch-link {
  display: grid;
  gap: 14px;
  padding: 12px 12px 14px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.22);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
}

.case-switch-card {
  min-height: 100%;
}

.case-switch-card-media {
  display: block;
  aspect-ratio: 320 / 241;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
}

.case-switch-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-switch-card-body {
  display: grid;
  gap: 4px;
  justify-items: center;
  text-align: center;
}

.case-switch-card-kicker {
  display: block;
  font-family: "Inter", "Alibaba PuHuiTi", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.4;
  text-transform: uppercase;
}

.case-switch-card-title {
  font-family: "Inter", "Noto Sans SC", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
}

.case-switch-card-copy {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 14px;
  line-height: 1.55;
}

.case-switch-card:hover,
.case-switch-link:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.26);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.3);
}

.case-switch-card.is-current,
.case-switch-link.is-current {
  border-color: var(--case-switch-accent);
  background: var(--case-switch-accent-bg);
  color: var(--case-switch-accent-text);
  pointer-events: none;
}

.case-switch-card.is-current .case-switch-card-kicker {
  color: var(--case-switch-accent-text);
}

.case-switch-card.is-current .case-switch-card-title {
  color: var(--case-switch-accent-text);
}

.case-switch-card.is-current .case-switch-card-copy {
  color: rgba(255, 255, 255, 0.84);
}

.case-switch-wrap.is-dark .case-switch-card,
.case-switch-wrap.is-dark .case-switch-link {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  color: rgba(255, 255, 255, 0.92);
  border-radius: 16px;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.22);
}

.case-switch-wrap.is-dark .case-switch-card-kicker {
  color: rgba(255, 255, 255, 0.52);
}

.case-switch-wrap.is-dark .case-switch-card-copy {
  color: rgba(255, 255, 255, 0.7);
}

.case-switch-wrap.is-dark .case-switch-card:hover,
.case-switch-wrap.is-dark .case-switch-link:hover {
  border-color: rgba(255, 255, 255, 0.26);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.3);
}

.case-switch-wrap.is-dark .case-switch-card.is-current,
.case-switch-wrap.is-dark .case-switch-link.is-current {
  border-color: var(--case-switch-accent);
  background: var(--case-switch-accent-bg);
  color: var(--case-switch-accent-text);
}

.case-switch-wrap.is-dark .case-switch-card.is-current .case-switch-card-kicker {
  color: var(--case-switch-accent-text);
}

.case-switch-wrap.is-dark .case-switch-card.is-current .case-switch-card-title {
  color: var(--case-switch-accent-text);
}

.case-switch-wrap.is-dark .case-switch-card.is-current .case-switch-card-copy {
  color: rgba(255, 255, 255, 0.82);
}

@media (max-width: 1280px) {
  .case-topbar {
    top: 14px;
    left: 14px;
  }

  .case-back-home,
  .case-back {
    min-height: 40px;
    font-size: 13px;
  }

  .case-switch-wrap {
    padding: 0 20px 64px;
  }

  .case-switch-shell {
    padding-top: 56px;
    gap: 24px;
  }

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

@media (max-width: 720px) {
  .case-switch-shell {
    padding-top: 48px;
    gap: 14px;
  }

  .case-switch-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .case-switch-link {
    min-height: 52px;
    font-size: 14px;
    border-radius: 14px;
  }

  .case-switch-card {
    padding: 12px;
    border-radius: 18px;
  }

  .case-switch-card-title {
    font-size: 16px;
  }

  .case-switch-card-copy {
    font-size: 13px;
  }
}