.page-home .home-hero {
  padding-top: clamp(14px, 3vw, 28px);
}

.page-home .home-hero__frame {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(22px, 4.5vw, 54px);
  border: 1px solid rgba(30, 42, 68, 0.16);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(45, 62, 107, 0.18) 0%, rgba(45, 62, 107, 0) 58%),
    linear-gradient(148deg, var(--orange-soft) 0%, var(--cream) 42%, #e8ecf5 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-home .home-hero__frame::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  height: 7px;
  background: repeating-linear-gradient(90deg, rgba(45, 62, 107, 0.32) 0 1px, transparent 1px 13px);
  pointer-events: none;
}

.page-home .home-hero__frame::after {
  content: "";
  position: absolute;
  inset: 26px 12px 12px;
  border: 1px dashed rgba(45, 62, 107, 0.16);
  border-radius: calc(var(--radius) - 6px);
  pointer-events: none;
}

.page-home .home-hero__copy,
.page-home .home-hero__aside {
  position: relative;
  z-index: 1;
}

.page-home .home-hero__lede {
  max-width: 34em;
  margin-top: 18px;
  color: var(--indigo);
}

.page-home .home-hero__copy .btn-group {
  margin-top: 26px;
}

.page-home .home-hero__aside {
  display: grid;
  gap: 16px;
  justify-items: start;
}

.page-home .home-hero__media {
  width: 100%;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.5), rgba(45, 62, 107, 0.12));
}

.page-home .home-hero__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.page-home .version-badge {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  gap: 4px 12px;
  padding: 12px 18px;
  border: 1px solid var(--amber);
  border-radius: 999px;
  background: var(--glass);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-home .version-badge:hover,
.page-home .version-badge:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px -20px rgba(30, 42, 68, 0.9);
}

.page-home .version-badge__label {
  color: var(--grey);
  font-size: 11px;
}

.page-home .version-badge__num {
  color: var(--indigo);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-home .version-badge__hint {
  grid-column: 1 / -1;
  font-size: 12px;
  color: var(--grey);
}

/* ---------- 版本信息 ---------- */
.page-home .home-version__inner {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(22px, 4vw, 44px);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--indigo) 0%, #26355c 60%, var(--ink) 100%);
  color: var(--cream);
}

.page-home .home-version__eyebrow {
  color: var(--orange-soft);
}

.page-home .home-version__title {
  color: var(--cream);
  margin-top: 10px;
}

.page-home .home-version__para {
  margin-top: 14px;
  max-width: 36em;
  color: rgba(247, 241, 229, 0.82);
}

.page-home .home-version__facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-version__facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(247, 241, 229, 0.16);
  color: rgba(247, 241, 229, 0.9);
  font-size: 15px;
}

.page-home .home-version__facts .mono {
  min-width: 76px;
  color: var(--amber);
  font-size: 13px;
}

.page-home .home-version__media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}

.page-home .home-version__media .media__caption {
  padding: 10px 14px;
  color: rgba(247, 241, 229, 0.72);
  font-size: 12.5px;
}

/* ---------- 三条线索 ---------- */
.page-home .home-traces__sub {
  margin-top: 10px;
  color: var(--grey);
}

.page-home .traces {
  display: grid;
  gap: 18px;
  margin-top: clamp(22px, 3.5vw, 36px);
}

.page-home .trace-card {
  position: relative;
  padding: 24px 22px 22px 26px;
  border-radius: var(--radius-sm);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left-width: 4px;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.page-home .trace-card--rule {
  border-left-color: var(--orange);
}

.page-home .trace-card--feedback {
  border-left-color: var(--indigo);
}

.page-home .trace-card--legacy {
  border-left-color: var(--grass);
}

.page-home .trace-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.page-home .trace-card__no {
  color: var(--amber);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-home .trace-card__title {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-home .trace-card__text {
  margin-top: 10px;
  color: var(--indigo);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-home .trace-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: var(--orange);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, gap 0.2s ease;
}

.page-home .trace-card__link:hover,
.page-home .trace-card__link:focus-visible {
  border-bottom-color: var(--orange);
  gap: 12px;
}

/* ---------- 板块查询 ---------- */
.page-home .home-query {
  scroll-margin-top: 96px;
}

.page-home .home-query__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .home-query__para {
  margin-top: 14px;
  color: var(--indigo);
}

.page-home .home-query__ways {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .home-query__ways li {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: var(--cream);
  border: 1px solid var(--rule);
}

.page-home .home-query__ways .mono {
  display: inline-block;
  color: var(--indigo);
  font-size: 13px;
  font-weight: 700;
}

.page-home .home-query__ways p {
  margin: 6px 0 0;
  font-size: 15px;
  color: #3c4560;
}

.page-home .home-query__text .btn {
  margin-top: 24px;
}

.page-home .home-query__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--orange-soft);
}

/* ---------- iOS 入口 ---------- */
.page-home .home-ios__panel {
  display: grid;
  gap: clamp(22px, 3.5vw, 38px);
  padding: clamp(22px, 4vw, 42px);
  border-radius: var(--radius);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(231, 111, 60, 0.22) 0%, rgba(231, 111, 60, 0) 62%),
    linear-gradient(160deg, #fffdf8 0%, var(--orange-soft) 100%);
  border: 1px solid rgba(231, 111, 60, 0.35);
}

.page-home .home-ios__copy p {
  margin-top: 12px;
  color: var(--indigo);
  max-width: 34em;
}

.page-home .home-ios__copy .btn {
  margin-top: 22px;
}

.page-home .home-ios__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-home .home-ios__list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.66);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
}

.page-home .home-ios__list .chip {
  flex: none;
}

/* ---------- 旧版核验 ---------- */
.page-home .home-legacy__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .home-legacy__para {
  margin-top: 14px;
  color: var(--indigo);
}

.page-home .legacy-groups {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}

.page-home .legacy-group {
  border-radius: var(--radius-sm);
  background: var(--paper);
  border: 1px solid var(--rule);
  overflow: hidden;
}

.page-home .legacy-group[open] {
  border-color: rgba(91, 127, 82, 0.5);
}

.page-home .legacy-group__sum {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 13px 16px;
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

.page-home .legacy-group__sum::-webkit-details-marker {
  display: none;
}

.page-home .legacy-group__sum::after {
  content: "+";
  margin-left: auto;
  color: var(--grass);
  font-family: var(--font-mono);
  font-size: 15px;
}

.page-home .legacy-group[open] .legacy-group__sum::after {
  content: "−";
}

.page-home .legacy-group__no {
  color: var(--grass);
  font-size: 12px;
}

.page-home .legacy-group__count {
  color: var(--grey);
  font-size: 11.5px;
}

.page-home .legacy-group__list {
  list-style: none;
  margin: 0;
  padding: 2px 16px 16px;
  display: grid;
  gap: 8px;
}

.page-home .legacy-group__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  color: #3c4560;
  line-height: 1.7;
}

.page-home .legacy-group__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--grass);
}

.page-home .home-legacy__copy .btn {
  margin-top: 24px;
}

.page-home .home-legacy__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--cream);
}

/* ---------- 更新与反馈 ---------- */
.page-home .home-feed__sub {
  margin-top: 10px;
  color: var(--grey);
}

.page-home .home-feed__grid {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  margin-top: clamp(22px, 3.5vw, 36px);
}

.page-home .home-feed__timeline {
  margin: 0;
  padding-left: 6px;
}

.page-home .home-feed__timeline .timeline__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .home-feed__timeline .timeline__text {
  margin-top: 6px;
  color: var(--indigo);
  font-size: 15px;
  line-height: 1.8;
}

.page-home .home-feed__cards {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-home .feedback-card {
  padding: 18px 20px;
  border-radius: var(--radius-sm);
}

.page-home .feedback-card__title {
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .feedback-card__text {
  margin-top: 8px;
  font-size: 14.5px;
  color: #3c4560;
  line-height: 1.75;
}

.page-home .home-feed__more {
  justify-self: start;
  color: var(--orange);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.page-home .home-feed__more:hover,
.page-home .home-feed__more:focus-visible {
  border-bottom-color: var(--orange);
}

/* ---------- 联系与备案 ---------- */
.page-home .home-contact__bar {
  display: grid;
  gap: clamp(22px, 3.5vw, 38px);
  padding: clamp(22px, 4vw, 40px);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--paper) 0%, #fdf3e8 55%, var(--orange-soft) 100%);
  border: 1px solid rgba(217, 154, 43, 0.45);
  border-left: 4px solid var(--amber);
}

.page-home .home-contact__title {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 28px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.page-home .home-contact__note {
  margin-top: 12px;
  color: var(--indigo);
  font-size: 14.5px;
  max-width: 34em;
}

.page-home .home-contact__lead .btn {
  margin-top: 20px;
}

.page-home .home-contact__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .home-contact__list li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(30, 42, 68, 0.16);
}

.page-home .home-contact__k {
  color: var(--grey);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding-top: 3px;
}

.page-home .home-contact__v {
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.6;
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .home-version__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 26px;
  }

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

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

  .page-home .home-feed__more {
    grid-column: 1 / -1;
  }

  .page-home .home-contact__bar {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__frame {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }

  .page-home .home-hero__aside {
    justify-items: end;
  }

  .page-home .home-version__inner,
  .page-home .home-ios__panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-home .home-query__grid,
  .page-home .home-legacy__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-home .home-legacy__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-home .home-feed__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

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

  .page-home .home-traces .traces {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .traces .trace-card:nth-child(1) {
    grid-column: 1 / span 5;
  }

  .page-home .traces .trace-card:nth-child(2) {
    grid-column: 7 / span 5;
    margin-top: 54px;
  }

  .page-home .traces .trace-card:nth-child(3) {
    grid-column: 2 / span 5;
    margin-top: -18px;
  }
}

@media (min-width: 1100px) {
  .page-home .home-hero__frame {
    padding: 56px;
  }

  .page-home .home-hero__lede {
    font-size: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .trace-card,
  .page-home .version-badge {
    transition: none;
  }

  .page-home .trace-card:hover,
  .page-home .version-badge:hover,
  .page-home .version-badge:focus-visible {
    transform: none;
  }
}