.page-home {
  --home-gap: 16px;
  --home-radius: 2px;
  display: block;
  padding-bottom: 96px;
}

/* ── 页面上下文条 ── */
.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin: 32px 0 24px;
  font-size: 13px;
  color: var(--cold);
}
.page-home .ctx-brand {
  font-weight: 700;
  color: var(--ink-700);
  letter-spacing: 0.02em;
}
.page-home .ctx-divider {
  width: 1px;
  height: 12px;
  background: var(--line);
  flex: none;
}
.page-home .ctx-accent {
  color: var(--signal);
  font-weight: 700;
}

/* ── 首屏拼贴 ── */
.page-home .home-hero {
  margin-bottom: 0;
}
.page-home .hero-collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .hero-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 32px 24px;
  border-radius: var(--home-radius);
  background: linear-gradient(158deg, var(--ink-900) 0%, var(--ink-700) 100%);
  color: var(--paper);
}
.page-home .hero-eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--blue-300);
}
.page-home .hero-title {
  margin: 0;
  font-size: 28px;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}
.page-home .hero-lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: #D7E2ED;
}
.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-home .hero-visual {
  margin: 0;
  overflow: hidden;
  border-radius: var(--home-radius);
  background: var(--ink-700);
}
.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .hero-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--home-radius);
  background: var(--white);
}
.page-home .hero-card--update {
  background: var(--blue-050);
  border-color: transparent;
}
.page-home .card-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cold);
}
.page-home .hero-card--update .card-label {
  color: var(--signal);
}
.page-home .card-version {
  margin: 2px 0 0;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--signal);
}
.page-home .card-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--cold);
}
.page-home .card-link {
  margin-top: 4px;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-500);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease);
}
.page-home .card-link:hover,
.page-home .card-link:focus-visible {
  color: var(--signal);
}

/* ── 主体两栏 ── */
.page-home .home-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 64px;
  margin-top: 88px;
}
.page-home .home-main {
  display: flex;
  flex-direction: column;
  gap: 88px;
  min-width: 0;
}

.page-home .home-section {
  min-width: 0;
}
.page-home .section-title {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text);
}
.page-home .section-lead {
  margin: 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cold);
}
.page-home .sec-num {
  margin: 0 0 8px;
}

/* ── 索引区 ── */
.page-home .index-figure {
  margin: 32px 0 0;
}
.page-home .index-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--home-radius);
}

.page-home .idx-filter {
  position: relative;
  margin-top: 32px;
}
.page-home .idx-radio,
.page-home .path-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.page-home .idx-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.page-home .idx-chips label {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--cold);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--home-radius);
  cursor: pointer;
  user-select: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .idx-chips label:hover {
  border-color: var(--ink-500);
  color: var(--ink-700);
}
.page-home #idx-all:checked ~ .idx-chips label[for="idx-all"],
.page-home #idx-select:checked ~ .idx-chips label[for="idx-select"],
.page-home #idx-guide:checked ~ .idx-chips label[for="idx-guide"],
.page-home #idx-news:checked ~ .idx-chips label[for="idx-news"],
.page-home #idx-org:checked ~ .idx-chips label[for="idx-org"],
.page-home #idx-policy:checked ~ .idx-chips label[for="idx-policy"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--white);
}

.page-home .idx-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-home .idx-item {
  border-bottom: 1px solid var(--line);
}
.page-home .idx-link {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 15px 10px 15px 8px;
  border-left: 2px solid transparent;
  color: var(--text);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .idx-link:hover,
.page-home .idx-link:focus-visible {
  background: var(--blue-050);
  border-left-color: var(--signal);
}
.page-home .idx-link:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}
.page-home .idx-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--signal);
}
.page-home .idx-text {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}
.page-home .idx-tag {
  padding: 3px 9px;
  font-size: 12px;
  color: var(--cold);
  background: var(--blue-050);
  border-radius: var(--home-radius);
  white-space: nowrap;
}

.page-home #idx-select:checked ~ .idx-list .idx-item:not([data-cat="select"]),
.page-home #idx-guide:checked ~ .idx-list .idx-item:not([data-cat="guide"]),
.page-home #idx-news:checked ~ .idx-list .idx-item:not([data-cat="news"]),
.page-home #idx-org:checked ~ .idx-list .idx-item:not([data-cat="org"]),
.page-home #idx-policy:checked ~ .idx-list .idx-item:not([data-cat="policy"]) {
  display: none;
}

/* ── 两条路径 ── */
.page-home .path-tabs {
  position: relative;
  margin-top: 32px;
}
.page-home .path-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--line);
}
.page-home .path-tablist label {
  margin-bottom: -1px;
  padding: 12px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--cold);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  user-select: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .path-tablist label:hover {
  color: var(--ink-700);
}
.page-home #path-personal:checked ~ .path-tablist label[for="path-personal"],
.page-home #path-enterprise:checked ~ .path-tablist label[for="path-enterprise"] {
  color: var(--ink-900);
  border-bottom-color: var(--signal);
}

.page-home .path-panels {
  padding-top: 28px;
}
.page-home .path-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}
.page-home .path-step {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-500);
}
.page-home .path-step:first-child {
  margin-top: 0;
}
.page-home .path-text {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cold);
}
.page-home .path-panel .btn {
  margin-top: 12px;
}
.page-home .path-figure {
  margin: 0 0 16px;
  width: 100%;
  overflow: hidden;
  border-radius: var(--home-radius);
}
.page-home .path-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.page-home #path-personal:checked ~ .path-panels .path-panel[data-path="enterprise"],
.page-home #path-enterprise:checked ~ .path-panels .path-panel[data-path="personal"] {
  display: none;
}

/* ── 用起来的变化 ── */
.page-home .value-list {
  margin: 32px 0 0;
  border-top: 1px solid var(--line);
}
.page-home .value-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.page-home .value-item dt {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
}
.page-home .value-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cold);
}
.page-home .value-idx {
  font-size: 13px;
  font-weight: 700;
  color: var(--signal);
}

/* ── 联系与响应 ── */
.page-home .reach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.page-home .reach-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--home-radius);
  background: var(--white);
}
.page-home .reach-card--accent {
  background: var(--blue-050);
  border-color: transparent;
}
.page-home .reach-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cold);
}
.page-home .reach-value {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
  word-break: break-word;
}
.page-home .reach-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cold);
}
.page-home .reach-text {
  margin: 0 0 4px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cold);
}
.page-home .reach-card .btn {
  align-self: flex-start;
  margin-top: 12px;
}

/* ── 侧栏更新记录 ── */
.page-home .home-rail {
  min-width: 0;
  padding: 28px 22px;
  border: 1px solid var(--line);
  border-radius: var(--home-radius);
  background: var(--white);
}
.page-home .rail-kicker {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
}
.page-home .rail-title {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
}
.page-home .rail-figure {
  margin: 0 0 24px;
  overflow: hidden;
  border-radius: var(--home-radius);
  background: var(--blue-050);
}
.page-home .rail-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-home .rail-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-home .rail-item {
  border-bottom: 1px solid var(--line);
}
.page-home .rail-item summary {
  position: relative;
  padding: 14px 26px 14px 0;
  list-style: none;
  cursor: pointer;
}
.page-home .rail-item summary::-webkit-details-marker {
  display: none;
}
.page-home .rail-item summary::after {
  content: "+";
  position: absolute;
  top: 12px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cold);
  transition: color var(--dur) var(--ease);
}
.page-home .rail-item[open] summary::after {
  content: "–";
  color: var(--signal);
}
.page-home .rail-item summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}
.page-home .rail-date {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  color: var(--signal);
}
.page-home .rail-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink-900);
}
.page-home .rail-item p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cold);
}
.page-home .rail-link {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-500);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease);
}
.page-home .rail-link:hover,
.page-home .rail-link:focus-visible {
  color: var(--signal);
}

/* ── 中屏 ── */
@media (min-width: 700px) {
  .page-home .section-title {
    font-size: 28px;
  }
  .page-home .value-item {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 32px;
    align-items: baseline;
  }
  .page-home .reach-grid {
    grid-template-columns: 5fr 7fr;
  }
}

/* ── 桌面端拼贴与双栏 ── */
@media (min-width: 900px) {
  .page-home .hero-collage {
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
  }
  .page-home .hero-main {
    grid-column: 1 / span 7;
    grid-row: 1 / span 2;
    padding: 48px 44px 44px;
    gap: 20px;
  }
  .page-home .hero-visual {
    grid-column: 8 / span 5;
    grid-row: 1 / span 2;
  }
  .page-home .hero-visual img {
    height: 100%;
    aspect-ratio: auto;
  }
  .page-home .hero-card--version {
    grid-column: 1 / span 4;
    grid-row: 3;
  }
  .page-home .hero-card--update {
    grid-column: 5 / span 8;
    grid-row: 3;
  }
  .page-home .hero-title {
    font-size: 40px;
  }
  .page-home .idx-link {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    padding: 16px 12px 16px 10px;
  }
  .page-home .path-panels {
    display: grid;
  }
}

@media (min-width: 1100px) {
  .page-home .home-body {
    grid-template-columns: minmax(0, 1fr) var(--aside-w);
    gap: 64px;
    align-items: start;
  }
  .page-home .home-rail {
    position: sticky;
    top: 84px;
  }
}

@media (max-width: 480px) {
  .page-home .idx-link {
    grid-template-columns: 36px minmax(0, 1fr);
    row-gap: 6px;
  }
  .page-home .idx-tag {
    grid-column: 2;
    justify-self: start;
  }
  .page-home .hero-title {
    font-size: 25px;
  }
}