.page-home {
  --home-rule: rgba(185, 138, 69, .38);
  --home-rule-dark: rgba(205, 187, 154, .24);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumb {
  padding-top: clamp(16px, 2.4vw, 28px);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
}

.page-home .breadcrumb a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}

.page-home .breadcrumb a:hover {
  color: var(--bronze);
  border-color: var(--bronze);
}

/* ---------- 封面 ---------- */
.page-home .cover {
  position: relative;
  padding: clamp(20px, 3.4vw, 44px) 0 clamp(40px, 6vw, 86px);
  background:
    radial-gradient(130% 96% at 92% -6%, rgba(185, 138, 69, .18), transparent 60%),
    radial-gradient(90% 70% at 4% 108%, rgba(23, 42, 69, .08), transparent 62%),
    var(--cream);
  isolation: isolate;
}

.page-home .cover__grid {
  display: grid;
  gap: clamp(28px, 4.2vw, 54px);
}

.page-home .cover h1 {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 17ch;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 3.9rem);
  line-height: 1.12;
  letter-spacing: -.012em;
  color: var(--green);
}

.page-home .cover .lede {
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  max-width: 44ch;
  font-size: clamp(1rem, 1.55vw, 1.125rem);
  line-height: 1.82;
  color: var(--ink);
}

.page-home .cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-home .cover__media {
  position: relative;
  margin: 0;
  padding: 10px;
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.page-home .cover__media::before {
  content: "";
  position: absolute;
  inset: 16px -14px -14px 16px;
  background: var(--bronze);
  opacity: .13;
  z-index: 0;
}

.page-home .cover__media img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.72) contrast(1.04);
}

.page-home .cover__media figcaption {
  position: relative;
  z-index: 1;
  margin-top: 12px;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-home .cover__nav {
  display: flex;
  flex-wrap: wrap;
  margin-top: clamp(30px, 4.4vw, 56px);
  padding-top: clamp(14px, 2vw, 22px);
  border-top: 1px solid var(--home-rule);
}

.page-home .cover__nav a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 16px;
  font-size: .875rem;
  color: var(--ink-mute);
  text-decoration: none;
  border-right: 1px solid var(--border);
  transition: color .2s var(--ease);
}

.page-home .cover__nav a:last-child {
  border-right: 0;
}

.page-home .cover__nav a:hover {
  color: var(--bronze);
}

.page-home .cover__nav a[aria-current] {
  color: var(--green);
  font-weight: 700;
}

.page-home .chapter-nav__idx {
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--bronze);
}

/* ---------- 章节题头（页面通用） ---------- */
.page-home .sec-head {
  max-width: 62ch;
}

.page-home .sec-head h2 {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.5vw, 2.4rem);
  line-height: 1.22;
  color: var(--green);
}

.page-home .sec-head .lede {
  margin: 14px 0 0;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-home .sec-head--onDark h2 {
  color: var(--cream);
}

.page-home .sec-head--onDark .lede {
  color: rgba(245, 240, 230, .74);
}

/* ---------- 操作路径 ---------- */
.page-home .path {
  display: grid;
  gap: clamp(26px, 4vw, 50px);
  margin-top: clamp(30px, 4vw, 48px);
}

.page-home .path__figure {
  margin: 0;
  padding: 12px;
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.page-home .path__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .path__figure figcaption {
  margin-top: 12px;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-home .stepline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .stepline__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: clamp(12px, 2.2vw, 26px);
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid var(--border);
}

.page-home .stepline__item:last-child {
  border-bottom: 1px solid var(--border);
}

.page-home .stepline__idx {
  padding-top: .2em;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--bronze);
}

.page-home .stepline__body h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.125rem, 2.1vw, 1.375rem);
  line-height: 1.4;
  color: var(--green);
}

.page-home .stepline__body p {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-home .stepline__meta {
  margin-top: 12px !important;
  font-size: .75rem !important;
  letter-spacing: .08em;
  color: var(--sage) !important;
}

/* ---------- 指引索引 ---------- */
.page-home .updates {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
}

.page-home .updates__item {
  display: grid;
  gap: 10px 32px;
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid var(--home-rule-dark);
}

.page-home .updates__item:last-child {
  border-bottom: 1px solid var(--home-rule-dark);
}

.page-home .updates__meta {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

.page-home .updates__tag {
  padding: 4px 12px;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--green-deep);
  background: var(--bronze-soft);
  border-radius: 2px;
}

.page-home .updates__time {
  font-size: .75rem;
  letter-spacing: .06em;
  color: rgba(245, 240, 230, .55);
}

.page-home .updates__body h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  line-height: 1.42;
  color: var(--cream);
}

.page-home .updates__body h3 a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(214, 179, 106, .34);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-home .updates__body h3 a:hover {
  color: var(--bronze-soft);
  border-color: var(--bronze-soft);
}

.page-home .updates__body p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.78;
  color: rgba(245, 240, 230, .7);
}

/* ---------- 使用场景 ---------- */
.page-home .scenes {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-home .scenes__list {
  display: grid;
}

.page-home .scene {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px) 0 clamp(20px, 2.6vw, 28px) clamp(18px, 2.6vw, 26px);
  border-top: 1px solid var(--border);
}

.page-home .scene:last-child {
  border-bottom: 1px solid var(--border);
}

.page-home .scene::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(26px, 3vw, 34px);
  width: 3px;
  height: 22px;
  background: var(--amber);
  transform: skewX(-14deg);
}

.page-home .scene h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.4;
  color: var(--green);
}

.page-home .scene p {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-home .scenes__figure {
  margin: 0;
  padding: 12px;
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.page-home .scenes__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-home .scenes__figure figcaption {
  margin-top: 12px;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--ink-mute);
}

/* ---------- 服务与支持 ---------- */
.page-home .service {
  display: grid;
  gap: clamp(26px, 4vw, 42px);
  padding-top: clamp(4px, 1.6vw, 14px);
}

.page-home .service__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.page-home .service__stat {
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--paper);
}

.page-home .service__stat dt {
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--ink-mute);
}

.page-home .service__stat dd {
  margin: 10px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  line-height: 1.25;
  color: var(--green);
}

.page-home .service__stat dd .num {
  font-family: var(--mono);
}

.page-home .service__contact {
  padding: clamp(22px, 3vw, 34px);
}

.page-home .service__contact h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.2vw, 1.4rem);
  color: var(--green);
}

.page-home .service__contact > p {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--ink-mute);
}

.page-home .service__contact-list {
  display: grid;
  gap: 14px;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px solid var(--border);
}

.page-home .service__contact-list dt {
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--ink-mute);
}

.page-home .service__contact-list dd {
  margin: 4px 0 0;
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-home .service__contact-list dd.mono {
  font-size: .875rem;
  letter-spacing: .02em;
}

/* ---------- 收束与行动 ---------- */
.page-home .commit__shell {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-home .commit__mark {
  margin: 0;
  width: min(100%, 300px);
}

.page-home .commit__mark img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid rgba(214, 179, 106, .38);
  opacity: .88;
}

.page-home .commit h2 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.65rem, 3.8vw, 2.6rem);
  line-height: 1.22;
  color: var(--cream);
}

.page-home .commit .lede {
  margin: 16px 0 0;
  max-width: 48ch;
  font-size: 1.0625rem;
  line-height: 1.82;
  color: rgba(245, 240, 230, .76);
}

.page-home .commit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-home .service__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .updates__item {
    grid-template-columns: 176px minmax(0, 1fr);
    align-items: start;
  }

  .page-home .updates__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

@media (min-width: 900px) {
  .page-home .cover__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: end;
    gap: clamp(36px, 5vw, 76px);
  }

  .page-home .scenes {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, .76fr);
    align-items: start;
  }

  .page-home .commit__shell {
    grid-template-columns: minmax(0, .38fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
  }

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

  .page-home .service .sec-head {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-home .path {
    grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
    align-items: start;
  }
}

@media (max-width: 480px) {
  .page-home .cover__nav a {
    padding: 6px 10px;
    font-size: .8125rem;
  }

  .page-home .stepline__item {
    grid-template-columns: 38px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .updates__body h3 a,
  .page-home .cover__nav a {
    transition: none;
  }
}