.page-home {
  --home-rail: 200px;
  --home-gap: clamp(20px, 3.4vw, 44px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-home .home-shell {
  width: min(100% - 2 * var(--gutter), var(--wrap));
  margin-inline: auto;
}

.page-home .home-topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  justify-content: space-between;
  align-items: baseline;
  padding-block: 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .home-topbar p {
  margin: 0;
}

.page-home .home-topbar__crumb {
  color: var(--paper);
}

.page-home .home-topbar__meta {
  color: var(--mist);
}

/* ---------- 首屏：非对称目录 ---------- */

.page-home .home-hero {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
  padding-block: clamp(26px, 5vw, 60px) clamp(40px, 7vw, 84px);
}

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

.page-home .home-rail {
  display: grid;
  align-content: start;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

@media (min-width: 960px) {
  .page-home .home-rail {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 18px;
    position: sticky;
    top: clamp(20px, 8vh, 88px);
  }
}

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

.page-home .home-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  font-size: 13px;
}

@media (min-width: 960px) {
  .page-home .home-rail__list {
    flex-direction: column;
    gap: 0;
  }
}

.page-home .home-rail__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 0;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-rail__list a:hover,
.page-home .home-rail__list a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
  outline: none;
}

.page-home .home-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-home .home-rail__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--mist);
}

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

.page-home .home-hero__title {
  margin: 14px 0 0;
  font-size: clamp(32px, 6.2vw, 70px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 900;
  max-width: 15ch;
  color: var(--paper);
}

.page-home .home-hero__intro {
  margin: 22px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--mist);
}

.page-home .home-index__title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: clamp(30px, 5vw, 46px) 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--jade);
}

.page-home .home-index__title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

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

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

.page-home .home-index > li {
  min-width: 0;
}

.page-home .home-index__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding: 15px 16px;
  background: var(--ink-2);
  color: var(--paper);
  text-decoration: none;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-index__link:hover,
.page-home .home-index__link:focus-visible {
  background: var(--ink-3);
  box-shadow: inset 0 0 0 1px var(--orange);
  outline: none;
}

.page-home .home-index__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-home .home-index__label {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.page-home .home-index__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
  white-space: nowrap;
}

.page-home .home-hero__figure {
  margin: clamp(26px, 5vw, 46px) 0 0;
}

@media (min-width: 720px) {
  .page-home .home-hero__figure {
    margin-left: clamp(24px, 5vw, 68px);
    max-width: 660px;
  }
}

.page-home .home-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
  aspect-ratio: 3 / 2;
}

.page-home .home-frame--wide {
  aspect-ratio: 14 / 9;
}

.page-home .home-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  filter: saturate(0.92) contrast(1.03);
}

.page-home .home-frame__cap {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 区块骨架 ---------- */

.page-home .home-section {
  padding-block: clamp(38px, 6vw, 76px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-home .home-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
}

.page-home .home-section__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 0.45em;
}

.page-home .home-section:target .home-section__num {
  color: var(--jade);
}

.page-home .home-section__title {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper);
}

.page-home .home-section__lead {
  grid-column: 2;
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 四条路径 ---------- */

.page-home .home-paths {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 4vw, 40px);
}

@media (min-width: 780px) {
  .page-home .home-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }

  .page-home .home-path:nth-child(even) {
    margin-top: 34px;
  }
}

.page-home .home-path {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: clamp(20px, 3vw, 28px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .home-path:hover,
.page-home .home-path:focus-within {
  transform: translateY(-2px);
  border-color: var(--orange);
  box-shadow: 0 8px 22px rgba(5, 18, 29, 0.5);
}

.page-home .home-path__tag {
  align-self: flex-start;
  margin: 0;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-deep);
  background: var(--mist);
}

.page-home .home-path__tag--jade {
  background: var(--jade);
}

.page-home .home-path__tag--orange {
  background: var(--orange);
}

.page-home .home-path__title {
  margin: 0;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper);
}

.page-home .home-path__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-path__media {
  margin: 4px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-3);
  aspect-ratio: 1 / 1;
}

.page-home .home-path__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  filter: saturate(0.92) contrast(1.03);
}

.page-home .home-path__link {
  margin-top: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  font-size: 14px;
  font-weight: 600;
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(134, 205, 184, 0.35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* ---------- 适配对照 ---------- */

.page-home .home-compare {
  display: grid;
  gap: clamp(22px, 4vw, 42px);
  margin-top: clamp(24px, 4vw, 40px);
}

@media (min-width: 900px) {
  .page-home .home-compare {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-home .home-compare__media {
  margin: 0;
  min-width: 0;
}

.page-home .home-compare__body {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-home .home-compare__table {
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-home .home-compare__row {
  display: grid;
  gap: 4px 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
}

.page-home .home-compare__row:last-child {
  border-bottom: 0;
}

@media (min-width: 620px) {
  .page-home .home-compare__row {
    grid-template-columns: minmax(104px, 0.85fr) minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: baseline;
  }
}

.page-home .home-compare__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--jade);
}

.page-home .home-compare__val {
  color: var(--mist);
}

.page-home .home-compare__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-home .home-compare__body .btn {
  justify-self: start;
}

/* ---------- 更新节奏 ---------- */

.page-home .home-metrics {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 700px) {
  .page-home .home-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-home .home-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .home-metric {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ink-2);
  min-width: 0;
}

.page-home .home-metric__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-home .home-metric__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .home-rhythm-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 68ch;
  padding-left: 16px;
  border-left: 2px solid var(--jade-deep);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 短问答 ---------- */

.page-home .home-faq-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(22px, 3.5vw, 36px);
}

@media (min-width: 900px) {
  .page-home .home-faq-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

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

.page-home .home-faq__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  padding: 20px 0;
  background: var(--ink);
}

.page-home .home-faq__num {
  grid-row: 1 / span 3;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 4px;
}

.page-home .home-faq__q {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.45;
  font-weight: 700;
  color: var(--paper);
}

.page-home .home-faq__a {
  margin: 4px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-home .home-faq__link {
  justify-self: start;
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(134, 205, 184, 0.35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-home .home-faq__media {
  margin: 0;
  min-width: 0;
}

/* ---------- 收尾 ---------- */

.page-home .home-cta {
  display: grid;
  gap: 18px;
  margin-top: clamp(34px, 5vw, 56px);
  padding: clamp(22px, 3.6vw, 36px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}

@media (min-width: 800px) {
  .page-home .home-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }
}

.page-home .home-cta__title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper);
}

.page-home .home-cta__text {
  margin: 8px 0 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-home .home-cta__actions .btn {
  font-size: 14px;
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-path,
  .page-home .home-index__link,
  .page-home .home-path__link,
  .page-home .home-faq__link,
  .page-home .home-rail__list a {
    transition: none;
  }

  .page-home .home-path:hover,
  .page-home .home-path:focus-within {
    transform: none;
  }

  .page-home .home-section,
  .page-home .home-hero__figure {
    scroll-behavior: auto;
  }
}