.page-home {
  --h-rail: 232px;
  --h-gap: 18px;
  padding-bottom: 84px;
}

.page-home .breadcrumbs {
  padding: 18px 0 4px;
  font-size: 13px;
  color: var(--ink-dim);
}

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

.page-home .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-home .breadcrumbs a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-home .breadcrumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 骨架：左时间轴 + 右正文 ---------- */
.page-home .page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 14px;
}

.page-home .page-layout > * {
  min-width: 0;
}

.page-home .rail {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 12px 14px 8px;
}

.page-home .rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-dim);
}

.page-home .rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .rail__list li {
  flex: 0 0 auto;
}

.page-home .rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.02);
  color: var(--ink-dim);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.22s var(--ease), background 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .rail__link .idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-deep);
  transition: color 0.22s var(--ease);
}

.page-home .rail__link:hover {
  color: var(--ink);
  border-color: var(--cyan-deep);
}

.page-home .rail__link.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #062024;
}

.page-home .rail__link.is-active .idx {
  color: rgba(6, 32, 36, 0.72);
}

.page-home .home-body {
  min-width: 0;
}

/* ---------- 章节通用 ---------- */
.page-home .section {
  padding: 30px 0 6px;
}

.page-home .section + .section {
  border-top: 1px dashed var(--line-soft);
  margin-top: 26px;
}

.page-home .sec-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.2;
  color: var(--ink);
}

.page-home .sec-head .lede {
  margin-top: 12px;
  max-width: 42em;
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-home .hero {
  padding-top: 6px;
}

.page-home .hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 7.4vw, 60px);
  line-height: 1.1;
  color: var(--ink);
}

.page-home .hero .lede {
  margin-top: 16px;
  max-width: 44em;
  color: var(--ink-dim);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 首屏仪表盘 ---------- */
.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--h-gap);
  margin-top: 24px;
}

.page-home .status-panel {
  position: relative;
  padding: 18px 18px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(158deg, var(--bg-1) 0%, var(--bg-2) 68%, var(--bg-deep) 100%);
  overflow: hidden;
}

.page-home .status-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--cyan), var(--cyan-deep) 55%, transparent);
}

.page-home .status-row {
  display: grid;
  gap: 6px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-home .status-row:first-child {
  padding-top: 4px;
}

.page-home .status-row__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
}

.page-home .status-row__val {
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1.3;
  color: var(--ink);
  word-break: break-word;
}

.page-home .status-row__val--cyan {
  color: var(--cyan);
}

.page-home .status-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  color: var(--cyan);
}

.page-home .status-unit {
  margin-left: 6px;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-home .status-row__sub {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-dim);
}

.page-home .status-panel .copy-chip {
  justify-self: start;
}

.page-home .status-panel__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
}

.page-home .hero__media {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-home .hero__media .media__frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-deep);
}

.page-home .hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-home .hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--r-lg);
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(43, 232, 208, 0.07) 0 1px, transparent 1px 4px);
}

.page-home .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--ink-dim);
}

/* 分流入口 */
.page-home .entries {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-home .entry {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-1);
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-home .entry:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  background: var(--bg-2);
}

.page-home .entry__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-home .entry__t {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .entry__d {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-dim);
}

.page-home .entry__go {
  margin-top: 4px;
  font-size: 13px;
  color: var(--cyan);
}

.page-home .entry__go::after {
  content: "→";
  display: inline-block;
  margin-left: 6px;
  transition: transform 0.22s var(--ease);
}

.page-home .entry:hover .entry__go::after {
  transform: translateX(4px);
}

/* ---------- 列表与面板 ---------- */
.page-home .list-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .list-check li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-home .list-check li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-home .panel {
  margin: 0;
}

.page-home .cat-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.page-home .cat {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-1);
}

.page-home .cat--sum {
  border-color: var(--cyan-deep);
  background: linear-gradient(150deg, var(--cyan-a16), var(--bg-1));
}

.page-home .cat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--cyan);
}

.page-home .cat--sum .cat__num {
  color: var(--orange);
}

.page-home .cat__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--ink-dim);
}

/* ---------- 版本对照 ---------- */
.page-home .table-wrap {
  margin-top: 20px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-1);
}

.page-home .table-wrap .data-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-home .table-wrap .data-table th,
.page-home .table-wrap .data-table td {
  padding: 12px 14px;
  text-align: left;
  font-size: 14px;
  line-height: 1.6;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-dim);
}

.page-home .table-wrap .data-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  background: var(--bg-2);
  white-space: nowrap;
}

.page-home .table-wrap .data-table tbody th {
  color: var(--ink);
  font-weight: 700;
  white-space: nowrap;
}

.page-home .table-wrap .data-table tbody tr:last-child th,
.page-home .table-wrap .data-table tbody tr:last-child td {
  border-bottom: none;
}

.page-home .use-cases {
  margin-top: 16px;
}

.page-home .use-cases .panel__title {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--ink);
}

.page-home .use-cases p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

/* ---------- 大屏与资料库 ---------- */
.page-home .feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--h-gap);
  margin-top: 22px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, var(--bg-1) 0%, var(--bg-2) 100%);
}

.page-home .feature__title {
  margin: 0 0 12px;
  font-size: 19px;
  line-height: 1.35;
  color: var(--ink);
}

.page-home .feature__media {
  margin: 0;
  align-self: start;
}

.page-home .feature__media .media__frame {
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-deep);
}

.page-home .feature__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
  transition: transform 0.32s var(--ease);
}

.page-home .feature:hover .feature__media img {
  transform: scale(1.02);
}

.page-home .feature .cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 18px 0 0;
}

.page-home .link-arrow {
  color: var(--cyan);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-a16);
  transition: border-color 0.22s var(--ease);
}

.page-home .link-arrow:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 时间轴回溯 ---------- */
.page-home .archive-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-top: 22px;
}

.page-home .archive-line {
  position: relative;
  margin: 0;
  padding: 4px 0 4px 26px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-home .archive-line .timeline__item {
  position: relative;
  padding: 0 0 22px;
}

.page-home .archive-line .timeline__item:last-child {
  padding-bottom: 0;
}

.page-home .archive-line .timeline__item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg-0);
  border: 2px solid var(--cyan-deep);
}

.page-home .archive-line .timeline__item--now::before {
  border-color: var(--orange);
  box-shadow: 0 0 0 5px var(--orange-a14);
}

.page-home .archive-line__t {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .archive-line .timeline__item--now .archive-line__t {
  color: var(--orange-soft);
}

.page-home .archive-line p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-home .archive-media {
  margin: 0;
}

.page-home .archive-media .media__frame {
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-deep);
}

.page-home .archive-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

/* ---------- 长期使用 ---------- */
.page-home .kpi-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.page-home .kpi {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-1);
}

.page-home .kpi--signal {
  border-color: rgba(255, 122, 47, 0.42);
  background: linear-gradient(155deg, var(--orange-a14), var(--bg-1));
}

.page-home .kpi__num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-home .kpi--signal .kpi__num {
  color: var(--orange);
}

.page-home .kpi__unit {
  margin-left: 5px;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-home .kpi__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-dim);
}

.page-home .trust-grid {
  margin-top: 16px;
}

.page-home .trust-grid .panel__title {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--ink);
}

.page-home .trust-grid p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-home .next-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.page-home .next-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--purple);
  border-radius: var(--r-sm);
  background: var(--purple-a14);
  text-decoration: none;
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .next-card:hover {
  transform: translateX(3px);
  border-color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-home .next-card__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
}

.page-home .next-card__t {
  font-size: 15px;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .entries {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .cat-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    padding: 24px;
  }

  .page-home .feature--rev .feature__text {
    order: 2;
  }

  .page-home .feature--rev .feature__media {
    order: 1;
  }

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

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .page-home .hero__media img {
    height: 100%;
    aspect-ratio: auto;
  }

  .page-home .hero__media .media__frame {
    height: 100%;
  }

  .page-home .archive-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-home .kpi-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1025px) {
  .page-home .page-layout {
    grid-template-columns: var(--h-rail) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-home .rail {
    position: sticky;
    top: calc(var(--offset-top) + 18px);
    padding: 16px 14px 14px;
  }

  .page-home .rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .rail__list li {
    flex: 1 1 auto;
  }

  .page-home .rail__link {
    width: 100%;
    justify-content: flex-start;
    border-radius: var(--r-sm);
    border-color: transparent;
    background: transparent;
  }

  .page-home .rail__link.is-active {
    border-color: var(--cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry,
  .page-home .feature__media img,
  .page-home .next-card,
  .page-home .rail__link,
  .page-home .entry__go::after {
    transition: none;
  }

  .page-home .entry:hover,
  .page-home .next-card:hover {
    transform: none;
  }

  .page-home .feature:hover .feature__media img {
    transform: none;
  }
}