.page-home {
  --home-line: rgba(244, 247, 255, 0.14);
  --home-line-strong: rgba(244, 247, 255, 0.28);
  --home-pad: clamp(16px, 2.4vw, 34px);
  --home-glow: 0 0 18px rgba(53, 242, 224, 0.28);
  display: block;
  overflow-x: clip;
}

.page-home .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hero-collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
  margin: 0 var(--gut) clamp(48px, 7vw, 96px);
}

.page-home .collage-cell {
  position: relative;
  background: var(--ink-1);
  padding: var(--home-pad);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.page-home .cell-label {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .cell-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .cell-big {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  font-style: italic;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .cell-version {
  margin: 0;
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 900;
  font-style: italic;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--gold);
  text-shadow: 0 0 22px rgba(255, 196, 107, 0.35);
}

/* 主块 */
.page-home .collage-main {
  padding: 0;
  overflow: hidden;
  min-height: 380px;
  justify-content: flex-end;
}

.page-home .collage-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  opacity: 0.42;
}

.page-home .collage-main::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 16, 48, 0.35) 0%, rgba(11, 16, 48, 0.92) 78%);
  pointer-events: none;
}

.page-home .collage-main-body {
  position: relative;
  z-index: 1;
  padding: clamp(22px, 3.4vw, 46px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .collage-main-body .eyebrow {
  color: var(--cyan);
}

.page-home .collage-main-body h1 {
  margin: 0;
  font-size: clamp(30px, 5.2vw, 76px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--white);
  text-shadow: 0 0 18px rgba(53, 242, 224, 0.22);
  max-width: 18ch;
}

.page-home .collage-main-body .lede {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.7;
  color: rgba(244, 247, 255, 0.82);
  max-width: 44ch;
}

.page-home .collage-main-meta {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--home-line);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

/* 搜索块 */
.page-home .collage-search .filter-bar {
  position: relative;
  display: flex;
  align-items: center;
}

.page-home .collage-search .filter-input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(11, 16, 48, 0.7);
  border: 1px solid var(--line);
  color: var(--white);
  font-family: var(--sans);
  font-size: 15px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.page-home .collage-search .filter-input::placeholder {
  color: rgba(155, 166, 200, 0.72);
}

.page-home .collage-search .filter-input:focus-visible {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(53, 242, 224, 0.35);
}

.page-home .filter-chip-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .filter-chip {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 5px 11px;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-home .filter-chip:hover,
.page-home .filter-chip:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
  outline: none;
}

.page-home .filter-chip[aria-pressed="true"],
.page-home .filter-chip.is-active {
  color: var(--ink-0);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .search-results {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  border-top: 1px solid var(--home-line);
}

.page-home .search-results li {
  flex: 0 0 50%;
  min-width: 0;
}

.page-home .search-results li a {
  display: block;
  padding: 6px 8px 6px 0;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-home .search-results li a:hover,
.page-home .search-results li a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  outline: none;
}

.page-home .search-results li[hidden] {
  display: none;
}

.page-home .filter-empty {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--coral);
}

.page-home .filter-empty[hidden] {
  display: none;
}

/* 稳定版块 */
.page-home .collage-stable {
  border-left: 2px solid var(--gold);
}

.page-home .collage-stable .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* 版本块 */
.page-home .collage-version {
  border-left: 2px solid var(--violet);
}

/* 一级栏目块 */
.page-home .lvl1-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.page-home .lvl1-tags .tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--white);
  background: rgba(11, 16, 48, 0.6);
  border: 1px solid var(--home-line-strong);
  text-decoration: none;
  transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
}

.page-home .lvl1-tags .tag:hover,
.page-home .lvl1-tags .tag:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(53, 242, 224, 0.08);
  outline: none;
}

/* ---------- 三级目录速览 ---------- */
.page-home .home-catalog .section-head {
  max-width: 62ch;
}

.page-home .catalog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
  align-items: start;
}

.page-home .catalog-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  background: var(--ink-1);
  overflow: hidden;
}

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

.page-home .catalog-tabs {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.page-home .segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .segmented-btn {
  flex: 1 1 30%;
  appearance: none;
  border: 0;
  background: var(--ink-1);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 12px 10px;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease;
}

.page-home .segmented-btn:hover {
  color: var(--white);
}

.page-home .segmented-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-home .segmented-btn[aria-selected="true"] {
  background: var(--violet);
  color: var(--white);
}

.page-home .segment-panel {
  min-height: 220px;
}

.page-home .segment-panel[hidden] {
  display: none;
}

.page-home .panel-lede {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 247, 255, 0.84);
  max-width: 56ch;
}

.page-home .panel-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-home .level-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--home-line);
  font-size: 15px;
  color: var(--white);
}

.page-home .level-list li .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  min-width: 3.6em;
}

.page-home .level-list--violet li {
  border-left: 2px solid var(--violet);
  padding-left: 12px;
}

.page-home .level-list--cyan li {
  border-left: 2px solid var(--cyan);
  padding-left: 12px;
}

.page-home .catalog-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 6px;
}

/* ---------- 安卓稳定版 ---------- */
.page-home .home-stable {
  background: linear-gradient(180deg, rgba(20, 26, 68, 0) 0%, rgba(20, 26, 68, 0.65) 50%, rgba(20, 26, 68, 0) 100%);
}

.page-home .stable-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 52px);
  align-items: center;
}

.page-home .stable-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  background: var(--ink-1);
  overflow: hidden;
  max-width: 420px;
}

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

.page-home .stable-body h2 {
  margin: 12px 0 18px;
  font-size: clamp(24px, 3.2vw, 42px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
  text-shadow: 0 0 18px rgba(53, 242, 224, 0.16);
}

.page-home .stable-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(244, 247, 255, 0.82);
  max-width: 54ch;
}

.page-home .version-read {
  margin: 22px 0;
  border-top: 1px solid var(--home-line);
}

.page-home .version-read-row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--home-line);
  align-items: baseline;
}

.page-home .version-read-row dt {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-home .version-read-row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .version-read-row dd .num {
  color: var(--gold);
  font-family: var(--mono);
  font-size: 16px;
}

.page-home .stable-note {
  font-size: 14px;
  color: var(--muted);
}

.page-home .stable-note .num {
  font-family: var(--mono);
  color: var(--gold);
}

.page-home .stable-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 版本更新与对照导出 ---------- */
.page-home .home-version .section-head {
  max-width: 64ch;
}

.page-home .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
  align-items: start;
}

.page-home .version-figure {
  margin: 0;
  border: 1px solid var(--home-line);
  background: var(--ink-1);
  overflow: hidden;
}

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

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

.page-home .version-points li {
  background: var(--ink-1);
  padding: clamp(18px, 2.2vw, 26px);
}

.page-home .version-points h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .version-points h3::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 1px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--cyan);
}

.page-home .version-points p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .version-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 回访路径 ---------- */
.page-home .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .path-item {
  background: var(--ink-1);
  padding: clamp(20px, 2.6vw, 32px);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  align-items: start;
}

.page-home .path-num {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--violet);
}

.page-home .path-item:nth-child(2) .path-num {
  color: var(--cyan);
}

.page-home .path-item:nth-child(3) .path-num {
  color: var(--gold);
}

.page-home .path-body h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .path-body p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .path-body .num {
  font-family: var(--mono);
  color: var(--white);
}

.page-home .path-link {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, 0.4);
  padding-bottom: 2px;
  transition: color 150ms ease, border-color 150ms ease;
}

.page-home .path-link:hover,
.page-home .path-link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
  outline: none;
}

/* ---------- 团队与服务 ---------- */
.page-home .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 52px);
  align-items: start;
}

.page-home .team-body h2 {
  margin: 12px 0 18px;
  font-size: clamp(24px, 3.2vw, 40px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .team-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(244, 247, 255, 0.82);
  max-width: 56ch;
}

.page-home .team-body .num {
  font-family: var(--mono);
  color: var(--gold);
}

.page-home .team-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-home .team-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--home-line);
  border: 1px solid var(--home-line);
}

.page-home .team-stats li {
  background: var(--ink-1);
  padding: clamp(16px, 2vw, 24px);
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-home .stat-num {
  font-family: var(--mono);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-home .team-stats li:nth-child(2) .stat-num {
  color: var(--gold);
}

.page-home .team-stats li:nth-child(3) .stat-num {
  color: var(--violet);
}

.page-home .team-stats li:nth-child(4) .stat-num {
  color: var(--white);
}

.page-home .stat-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width: 599px) {
  .page-home .search-results li {
    flex: 0 0 100%;
  }

  .page-home .path-item {
    grid-template-columns: 40px 1fr;
    gap: 12px;
  }

  .page-home .version-read-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .page-home .team-stats {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 720px) {
  .page-home .level-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .level-list li:nth-child(odd) {
    padding-right: 18px;
  }

  .page-home .path-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .path-item {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

@media (min-width: 960px) {
  .page-home .hero-collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .collage-main {
    grid-column: 1 / 9;
    grid-row: 1 / 3;
    min-height: 520px;
  }

  .page-home .collage-search {
    grid-column: 9 / 13;
    grid-row: 1;
  }

  .page-home .collage-stable {
    grid-column: 9 / 13;
    grid-row: 2;
  }

  .page-home .collage-version {
    grid-column: 1 / 5;
    grid-row: 3;
  }

  .page-home .collage-nav {
    grid-column: 5 / 13;
    grid-row: 3;
  }

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

  .page-home .stable-grid {
    grid-template-columns: minmax(240px, 4fr) minmax(0, 8fr);
  }

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

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

@media (min-width: 1180px) {
  .page-home .collage-main-body h1 {
    max-width: 16ch;
  }

  .page-home .level-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .level-list li:nth-child(odd) {
    padding-right: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}