.page-home {
  --home-radius: 2px;
  --home-track: rgba(169, 187, 201, 0.45);
  padding-bottom: 0;
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(to right, rgba(169, 187, 201, 0.16) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(to bottom, rgba(169, 187, 201, 0.16) 0 1px, transparent 1px 24px);
  background-position: 0 0;
}

.page-home .breadcrumb {
  padding-top: 20px;
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--stone);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding: 18px 0 40px;
}

.page-home .home-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.page-home .home-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding: 5px 12px 5px 10px;
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--slate);
  background: var(--paper-white);
  border: var(--line);
  border-radius: var(--home-radius);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-home .home-hero__dot {
  width: 8px;
  height: 8px;
  background: var(--maple);
  border-radius: 1px;
}

.page-home h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(30px, 7vw, 44px);
  line-height: 1.24;
  letter-spacing: -0.5px;
  color: var(--ink);
  text-align: left;
}

.page-home .home-hero__lede {
  margin: 0 0 26px;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-home .home-hero__index {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  border-top: 1px solid var(--slate);
}

.page-home .home-hero__index li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: var(--line);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .home-hero__no {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  color: var(--maple);
}

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

.page-home .home-hero__map {
  position: relative;
  padding: 10px;
  background: var(--paper-white);
  border: var(--line);
  border-radius: var(--home-radius);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.page-home .home-hero__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  filter: grayscale(1);
}

.page-home .home-map {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-map__links path {
  fill: none;
  stroke: var(--mist);
  stroke-width: 1.5;
}

.page-home .home-map__root rect {
  fill: var(--slate);
}

.page-home .home-map__root text {
  fill: var(--paper-white);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-home .home-map__root .home-map__root-sub {
  fill: var(--mist);
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
}

.page-home .home-map__node rect {
  fill: var(--paper-white);
  stroke: var(--mist);
  stroke-width: 1;
  transition: fill 180ms ease-out, stroke 180ms ease-out;
}

.page-home .home-map__node text {
  fill: var(--ink);
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.02em;
  transition: fill 180ms ease-out;
}

.page-home .home-map__node--hot rect {
  stroke: var(--maple);
  stroke-width: 1.6;
}

.page-home .home-map__node--hot text {
  fill: var(--maple-deep);
}

.page-home .home-map__node:hover rect {
  fill: var(--maple);
  stroke: var(--maple-deep);
}

.page-home .home-map__node:hover text {
  fill: var(--paper-white);
}

.page-home .home-map__legend {
  fill: var(--stone);
  font-family: var(--font-body);
  font-size: 12px;
}

/* ---------- 木色分隔带 ---------- */
.page-home .band {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 56px;
  padding: 0 20px;
  background: var(--wood);
}

.page-home .band__label {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-home .band__count {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--slate);
}

/* ---------- 章节通用 ---------- */
.page-home .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-home .section-head__index {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  color: var(--maple);
}

.page-home .section-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 4.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.4px;
  color: var(--ink);
}

.page-home .section-head + p,
.page-home .home-entries__intro,
.page-home .home-versions__intro {
  margin: 0 0 24px;
  max-width: 46em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 四张索引卡 ---------- */
.page-home .home-entries {
  padding: 44px 0 12px;
}

.page-home .home-entries__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .entry-card {
  position: relative;
  display: block;
  padding: 22px 22px 20px;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper-white);
  transition: transform 180ms ease-out, box-shadow 180ms ease-out;
}

.page-home .entry-card__no {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 38px;
  padding: 4px 8px;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  color: var(--paper-white);
  background: var(--slate);
}

.page-home .entry-card .tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-home .entry-card__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-home .entry-card__text {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-home .entry-card__more {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--maple);
  opacity: 0.72;
  transform: translateX(0);
  transition: opacity 180ms ease-out, transform 180ms ease-out;
}

.page-home .entry-card:hover,
.page-home .entry-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

.page-home .entry-card:hover .entry-card__more,
.page-home .entry-card:focus-visible .entry-card__more,
.page-home .entry-card:focus-within .entry-card__more {
  opacity: 1;
  transform: translateX(3px);
}

.page-home .entry-card:focus-visible {
  outline: 2px solid var(--maple);
  outline-offset: 2px;
}

.page-home .home-entries__count {
  margin: 18px 0 0;
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--stone);
}

.page-home .home-entries__count .num {
  color: var(--maple);
  font-weight: 600;
}

/* ---------- 版本对照 ---------- */
.page-home .home-versions {
  padding: 46px 0 12px;
  margin-top: 40px;
  border-top: var(--line-ink);
}

.page-home .home-versions__figure {
  margin: 0 0 26px;
}

.page-home .home-versions__figure img,
.page-home .home-log__figure img,
.page-home .home-mobile__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: var(--line);
  border-radius: var(--home-radius);
  box-shadow: var(--shadow-paper);
}

.page-home .home-versions__figure figcaption,
.page-home .home-log__figure figcaption,
.page-home .home-mobile__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}

.page-home .home-versions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 22px;
}

.page-home .version-band {
  padding: 22px;
  background: var(--paper-white);
}

.page-home .version-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-home .version-band__head h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .version-band__track {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 16px;
  padding: 0;
}

.page-home .version-band__step {
  position: relative;
  flex: 1 1 auto;
  min-width: 96px;
  padding: 8px 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--slate);
  background: rgba(169, 187, 201, 0.2);
  border-left: 3px solid var(--slate);
}

.page-home .version-band--compat .version-band__step {
  border-left-color: var(--moss);
  background: rgba(107, 127, 94, 0.12);
}

.page-home .version-band__step--break {
  border-left-color: var(--clay);
  color: var(--clay);
  background: rgba(181, 100, 60, 0.1);
}

.page-home .version-band p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

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

/* ---------- 变更摘要 ---------- */
.page-home .home-log {
  padding: 46px 0 12px;
  margin-top: 40px;
  border-top: var(--line-ink);
}

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

.page-home .home-log__main > p {
  margin: 0 0 22px;
  max-width: 42em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-home .log-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: var(--line);
}

.page-home .log-item {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 0;
  border-bottom: var(--line);
}

.page-home .log-item__time {
  display: inline-block;
  padding: 3px 6px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  color: var(--paper-white);
  background: var(--slate);
  border-radius: var(--home-radius);
}

.page-home .log-item__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

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

/* ---------- 移动替代方案 ---------- */
.page-home .home-mobile {
  padding: 46px 0 12px;
  margin-top: 40px;
  border-top: var(--line-ink);
}

.page-home .home-mobile__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

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

.page-home .home-mobile__body > p {
  margin: 0 0 20px;
  max-width: 42em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-home .home-mobile__steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-home .home-mobile__steps li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: var(--line);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .home-mobile__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  color: var(--paper-white);
  background: var(--maple);
  border-radius: var(--home-radius);
}

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

/* ---------- 找人 ---------- */
.page-home .home-help {
  margin-top: 52px;
  padding: 40px 0 48px;
  background: var(--slate);
  color: var(--paper-white);
}

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

.page-home .home-help h2 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(22px, 4.6vw, 28px);
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--paper-white);
}

.page-home .home-help__main > p {
  margin: 0 0 20px;
  max-width: 40em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(247, 243, 236, 0.88);
}

.page-home .home-help__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid rgba(247, 243, 236, 0.28);
}

.page-home .home-help__list li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(247, 243, 236, 0.28);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-white);
  word-break: break-word;
}

.page-home .home-help__key {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--wood);
}

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

.page-home .home-help__ghost {
  color: var(--paper-white);
  border-color: rgba(247, 243, 236, 0.55);
}

.page-home .home-help__aside {
  padding: 22px;
  background: rgba(27, 46, 61, 0.55);
  border: 1px solid rgba(169, 187, 201, 0.45);
  border-left: 4px solid var(--maple);
  border-radius: var(--home-radius);
}

.page-home .home-help__aside-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--paper-white);
}

.page-home .home-help__aside p {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 243, 236, 0.86);
}

.page-home .home-help__link {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--wood);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-home .home-help__link:hover {
  color: var(--paper-white);
}

.page-home .home-help__link:focus-visible {
  outline: 2px solid var(--paper-white);
  outline-offset: 3px;
}

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

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

  .page-home .home-help__list li {
    grid-template-columns: 64px minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-home .home-hero {
    padding: 26px 0 52px;
  }

  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: 52px;
  }

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

  .page-home .entry-card--wide {
    grid-column: span 2;
  }

  .page-home .home-log__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 40px;
  }

  .page-home .home-log__figure {
    position: sticky;
    top: calc(var(--topbar-h) + 24px);
  }

  .page-home .home-mobile__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 44px;
  }

  .page-home .home-help__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: 44px;
    align-items: start;
  }

  .page-home .band {
    padding: 0 40px;
  }
}

@media (min-width: 1180px) {
  .page-home .band {
    padding-left: calc((100vw - var(--shell-max)) / 2);
    padding-right: calc((100vw - var(--shell-max)) / 2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .entry-card__more,
  .page-home .home-map__node rect,
  .page-home .home-map__node text {
    transition: none;
  }

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