.page-home {
  --home-rail: 220px;
  --home-tags: 150px;
  --home-gap: clamp(24px, 3.4vw, 48px);
  background-color: var(--bg);
  background-image: repeating-linear-gradient(90deg, rgba(199, 210, 232, .045) 0 1px, transparent 1px 112px);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  overflow-x: clip;
}

.page-home .breadcrumbs {
  padding-top: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-dim);
}

.page-home .breadcrumbs a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), color .3s var(--ease);
}

.page-home .breadcrumbs a:hover,
.page-home .breadcrumbs a:focus-visible {
  color: var(--accent-new);
  border-bottom-color: var(--accent-new);
}

.page-home .breadcrumbs__sep {
  margin: 0 8px;
  color: var(--ink-dim);
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  padding-bottom: 0;
}

.page-home .home-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  padding-top: clamp(28px, 4vw, 56px);
}

.page-home .home-hero__annotation {
  display: none;
}

.page-home .home-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: var(--display-xl);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: .015em;
  color: var(--ink);
  max-width: 11em;
}

.page-home .home-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--ink-soft);
}

.page-home .home-hero__quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 错位双卡 ---------- */

.page-home .home-deck {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: clamp(40px, 6vw, 88px);
}

.page-home .home-deck__seam {
  display: none;
}

.page-home .deck-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 30px 24px 26px;
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-left-width: 2px;
  border-radius: var(--radius);
  transition: transform .45s var(--ease), border-color .45s var(--ease), background-color .45s var(--ease), opacity .35s var(--ease);
}

.page-home .deck-card--legacy {
  border-left-color: var(--accent-old);
}

.page-home .deck-card--new {
  border-left-color: var(--accent-new);
}

.page-home .deck-card:hover,
.page-home .deck-card:focus-visible {
  transform: translateY(-3px);
  background: #22315E;
}

.page-home .deck-card--legacy:hover,
.page-home .deck-card--legacy:focus-visible {
  border-color: var(--accent-old);
}

.page-home .deck-card--new:hover,
.page-home .deck-card--new:focus-visible {
  border-color: var(--accent-new);
}

.page-home .deck-card--legacy:focus-visible {
  outline: 2px solid var(--accent-old);
  outline-offset: 4px;
}

.page-home .deck-card--new:focus-visible {
  outline: 2px solid var(--accent-new);
  outline-offset: 4px;
}

.page-home .deck-card__tag {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.page-home .deck-card--legacy .deck-card__tag {
  color: var(--accent-old);
}

.page-home .deck-card--new .deck-card__tag {
  color: var(--accent-new);
}

.page-home .deck-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--display-m);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-home .deck-card__text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.page-home .deck-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-home .deck-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.65;
}

.page-home .deck-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--ink-dim);
}

.page-home .deck-card--legacy .deck-card__list li::before {
  background: var(--accent-old);
}

.page-home .deck-card--new .deck-card__list li::before {
  background: var(--accent-new);
}

.page-home .deck-card__media {
  margin: 4px 0 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-home .deck-card__go {
  margin-top: auto;
  padding-top: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: letter-spacing .35s var(--ease);
}

.page-home .deck-card__go span {
  display: inline-block;
  transition: transform .35s var(--ease);
}

.page-home .deck-card--legacy .deck-card__go {
  color: var(--accent-old);
}

.page-home .deck-card--new .deck-card__go {
  color: var(--accent-new);
}

.page-home .deck-card__go:hover span,
.page-home .deck-card__go:focus-visible span {
  transform: translateX(6px);
}

@keyframes home-seam-flow {
  0% { background-position: 0 0; }
  100% { background-position: 0 200%; }
}

/* ---------- 通用章节头 ---------- */

.page-home .home-sec-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3vw, 40px);
}

.page-home .home-sec-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: var(--display-m);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .012em;
  color: var(--ink);
}

.page-home .home-sec-lede {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

/* ---------- 对照表 ---------- */

.page-home .home-compare__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .home-compare__annotation {
  display: none;
}

.page-home .home-compare__figure {
  margin: 0 0 clamp(24px, 3vw, 40px);
  border: 1px solid var(--line);
}

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

.page-home .home-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .home-table th,
.page-home .home-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-home .home-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-home .home-table thead th:nth-child(2) {
  color: var(--accent-old);
  border-bottom-color: var(--accent-old);
}

.page-home .home-table thead th:nth-child(3) {
  color: var(--accent-new);
  border-bottom-color: var(--accent-new);
}

.page-home .home-table tbody th {
  position: relative;
  width: 26%;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.page-home .home-table tbody td {
  color: var(--ink-soft);
  line-height: 1.6;
}

.page-home .home-table tbody td:nth-child(3) {
  color: var(--ink);
}

.page-home .home-table tbody tr {
  transition: background-color .28s var(--ease);
}

.page-home .home-table tbody tr:hover {
  background-color: rgba(53, 225, 208, .06);
}

.page-home .home-table tbody tr:hover th::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-old), var(--accent-new));
}

.page-home .home-tags {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(10, 17, 41, .5);
}

.page-home .home-tags__title {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-home .home-tags__item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 13px;
  color: var(--ink-soft);
  font-family: var(--font-mono);
}

.page-home .home-tags__note {
  margin: 4px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ---------- 三步路径 ---------- */

.page-home .home-switch__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: start;
}

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

.page-home .home-steps__item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color .3s var(--ease);
}

.page-home .home-steps__item:hover {
  background-color: rgba(199, 210, 232, .03);
}

.page-home .home-steps__num {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--accent-new);
  padding-top: 3px;
}

.page-home .home-steps__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .home-steps__text {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
  grid-column: 2;
}

.page-home .home-switch__figure {
  margin: 0;
  border: 1px solid var(--line);
}

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

/* ---------- 更新与案例 ---------- */

.page-home .home-journal__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .home-feed {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-home .home-feed__item {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .home-feed__date {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent-new);
}

.page-home .home-feed__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .home-feed__text {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.page-home .home-cases {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-home .home-cases__figure {
  margin: 0;
  border: 1px solid var(--line);
}

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

.page-home .home-cases__text {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.page-home .home-cases .btn {
  justify-self: start;
}

/* ---------- 反馈收束 ---------- */

.page-home .home-feedback__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.page-home .home-feedback__meta {
  margin: 20px 0 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-dim);
}

.page-home .home-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-home .home-journal__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-home .home-switch__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

  .page-home .home-feedback__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 48px;
  }

  .page-home .home-feedback__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-home .home-deck {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 88px);
    align-items: start;
  }

  .page-home .deck-card--legacy {
    margin-top: clamp(32px, 5vw, 72px);
  }

  .page-home .home-deck__seam {
    display: block;
    position: absolute;
    left: 50%;
    top: -24px;
    bottom: -24px;
    width: 1px;
    background-image: linear-gradient(180deg, transparent, var(--accent-old), var(--accent-new), transparent);
    background-size: 100% 200%;
    background-repeat: repeat-y;
    opacity: .55;
    animation: home-seam-flow 11s linear infinite;
  }

  .page-home .home-deck:has(.deck-card--legacy:hover) .deck-card--new,
  .page-home .home-deck:has(.deck-card--legacy:focus-visible) .deck-card--new,
  .page-home .home-deck:has(.deck-card--new:hover) .deck-card--legacy,
  .page-home .home-deck:has(.deck-card--new:focus-visible) .deck-card--legacy {
    opacity: .5;
  }
}

@media (min-width: 1100px) {
  .page-home .home-hero__layout {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
    gap: var(--home-gap);
  }

  .page-home .home-hero__annotation {
    display: block;
    padding-top: 26px;
  }

  .page-home .home-compare__layout {
    grid-template-columns: var(--home-rail) minmax(0, 1fr) var(--home-tags);
    gap: clamp(28px, 3vw, 48px);
    align-items: start;
  }

  .page-home .home-compare__annotation {
    display: block;
    padding-top: 12px;
  }

  .page-home .home-tags {
    margin-top: 84px;
  }
}

@media (min-width: 1440px) {
  .page-home .home-hero__title {
    max-width: 12em;
  }
}

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

  .page-home .deck-card,
  .page-home .deck-card__go span,
  .page-home .home-table tbody tr {
    transition: none;
  }

  .page-home .deck-card:hover,
  .page-home .deck-card:focus-visible {
    transform: none;
  }
}