.page-home {
  --ph-gap: clamp(44px, 7vw, 88px);
  --ph-cut: 18px;
  background: var(--paper);
  color: var(--text);
}

/* ---------- 侧边章节跳转 ---------- */
.page-home .section-jump {
  display: none;
}

@media (min-width: 1360px) {
  .page-home .section-jump {
    display: flex;
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    flex-direction: column;
    gap: 12px;
    padding: 14px 14px 14px 10px;
    background: rgba(247, 248, 246, 0.86);
    border-left: 1px solid var(--line);
    backdrop-filter: blur(4px);
  }

  .page-home .section-jump a {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--text);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 160ms var(--ease), color 160ms var(--ease);
  }

  .page-home .section-jump a:hover,
  .page-home .section-jump a:focus-visible {
    opacity: 1;
    color: var(--orange-ink);
  }
}

/* ---------- 开篇 ---------- */
.page-home .opening {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  padding-top: calc(var(--header-h) + clamp(36px, 7vw, 84px));
  padding-bottom: clamp(36px, 6vw, 72px);
  background:
    radial-gradient(130% 90% at 8% -10%, rgba(23, 138, 116, 0.62), transparent 62%),
    linear-gradient(158deg, var(--jade-700) 0%, var(--ink) 100%);
}

.page-home .opening::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(247, 248, 246, 0.05) 0 1px,
    transparent 1px 26px
  );
  pointer-events: none;
}

.page-home .opening::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--orange) 0 30px, transparent 30px 60px);
  opacity: 0.9;
}

.page-home .opening__grid {
  position: relative;
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: end;
}

.page-home .opening__copy {
  max-width: 42ch;
}

.page-home .opening__title {
  margin: 14px 0 20px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 76px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .opening__lead {
  margin: 0;
  max-width: 40ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: rgba(247, 248, 246, 0.82);
}

.page-home .opening__clock {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 40px);
  padding-top: 18px;
  border-top: 1px solid rgba(127, 191, 169, 0.4);
}

.page-home .opening__clock-num {
  font-family: var(--font-mono);
  font-size: clamp(38px, 7vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--jade-300);
}

.page-home .opening__clock-note {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(247, 248, 246, 0.68);
  max-width: 14ch;
}

.page-home .opening__visual {
  position: relative;
  margin: 0;
  background: var(--ink-2);
  aspect-ratio: 4 / 5;
  max-height: 520px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), calc(100% - 40px) 100%, 0 100%);
}

.page-home .opening__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .opening__visual figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--paper);
  background: var(--orange);
}

/* ---------- 三条入口 ---------- */
.page-home .paths {
  padding-block: var(--ph-gap);
  background: var(--paper);
}

.page-home .paths__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-home .paths__title,
.page-home .more__title,
.page-home .steps__title,
.page-home .data-band__title,
.page-home .tablet__title,
.page-home .scale__title,
.page-home .next__title {
  margin: 10px 0 12px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(25px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-home .paths__lead,
.page-home .more__lead,
.page-home .steps__lead,
.page-home .scale__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  max-width: 56ch;
}

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

.page-home .path-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 3vw, 32px);
  background: var(--paper);
  transition: background-color 200ms var(--ease);
}

.page-home .path-card:hover {
  background: var(--mist);
}

.page-home .path-card__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--orange-ink);
}

.page-home .path-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 21px;
  letter-spacing: -0.01em;
}

.page-home .path-card h3 a {
  color: var(--ink);
  text-decoration: none;
  background-image: linear-gradient(var(--orange), var(--orange));
  background-repeat: no-repeat;
  background-size: 0 2px;
  background-position: 0 100%;
  transition: background-size 220ms var(--ease);
}

.page-home .path-card h3 a:hover,
.page-home .path-card h3 a:focus-visible {
  background-size: 100% 2px;
}

.page-home .path-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-home .path-card__go {
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--orange-ink);
  text-decoration: none;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.page-home .path-card__go:hover span,
.page-home .path-card__go:focus-visible span {
  transform: translateX(4px);
}

.page-home .path-card__go span {
  display: inline-block;
  transition: transform 200ms var(--ease);
}

.page-home .paths__shot {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

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

/* ---------- 常用入口筛选 ---------- */
.page-home .more {
  padding-block: var(--ph-gap);
}

.page-home .more__head {
  max-width: 60ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-home .more__filter {
  margin-bottom: clamp(18px, 3vw, 28px);
}

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

.page-home .more__item {
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
}

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

.page-home .more__link {
  display: grid;
  gap: 4px;
  text-decoration: none;
  color: inherit;
}

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

.page-home .more__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text);
  opacity: 0.82;
}

.page-home .more__link:hover .more__name,
.page-home .more__link:focus-visible .more__name {
  color: var(--orange-ink);
}

/* ---------- 三步 ---------- */
.page-home .steps {
  padding-block: var(--ph-gap);
  background: var(--paper);
}

.page-home .steps__list {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-home .steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding-block: 20px;
  border-top: 1px solid var(--line);
}

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

.page-home .steps__no {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-home .steps__body h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .steps__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-home .steps__aside {
  margin-top: clamp(28px, 4vw, 44px);
  padding: clamp(22px, 3vw, 30px);
  background: var(--mist);
}

.page-home .steps__aside h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  color: var(--ink);
}

.page-home .steps__aside p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-home .steps__aside-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange-ink);
}

.page-home .steps__aside .btn {
  margin-top: 6px;
}

/* ---------- 数据栏目 ---------- */
.page-home .data-band {
  padding-block: var(--ph-gap);
  color: var(--paper);
}

.page-home .data-band__head {
  max-width: 62ch;
}

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

.page-home .data-band__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(247, 248, 246, 0.78);
  max-width: 58ch;
}

.page-home .data-band__stats {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-home .data-band__stats .stat__num {
  color: var(--jade-300);
}

.page-home .data-band__stats .stat__label {
  color: rgba(247, 248, 246, 0.7);
}

.page-home .data-band__lower {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-home .data-band__note h3 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  color: var(--paper);
}

.page-home .data-band__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .data-band__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(247, 248, 246, 0.82);
}

.page-home .data-band__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-home .data-band__list strong {
  color: var(--paper);
  font-weight: 700;
}

.page-home .data-band__shot {
  margin: 0;
}

.page-home .data-band__shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 平板专区 ---------- */
.page-home .tablet {
  padding-block: var(--ph-gap);
  background: var(--paper);
}

.page-home .tablet__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-home .tablet__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
  max-width: 52ch;
}

.page-home .tablet__points {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .tablet__points li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.65;
  color: var(--text);
}

.page-home .tablet__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--jade-700);
  letter-spacing: -0.02em;
}

.page-home .tablet__shot {
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  background: var(--mist);
}

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

/* ---------- 规模 ---------- */
.page-home .scale {
  padding-block: var(--ph-gap);
}

.page-home .scale__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .scale__stats {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-home .scale__grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .scale__block {
  padding: clamp(20px, 3vw, 30px);
  background: var(--mist);
}

.page-home .scale__block h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  color: var(--ink);
}

.page-home .scale__block p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-home .scale__block p:last-of-type {
  margin-bottom: 0;
}

.page-home .scale__block--link {
  background: var(--paper);
  display: flex;
  flex-direction: column;
}

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

/* ---------- 下一步 ---------- */
.page-home .next {
  padding-block: var(--ph-gap);
  background: var(--paper);
}

.page-home .next__head {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .next__grid {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-home .next__card {
  padding: clamp(24px, 3.4vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--mist);
}

.page-home .next__card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-home .next__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-home .next__card .btn {
  margin-top: 8px;
  align-self: flex-start;
}

.page-home .next__card--ink {
  background: var(--ink);
}

.page-home .next__card--ink h3 {
  color: var(--paper);
}

.page-home .next__card--ink p {
  color: rgba(247, 248, 246, 0.8);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-home .paths__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-home .more__list {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
  }

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

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

@media (min-width: 900px) {
  .page-home .opening__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-home .opening__visual {
    max-height: 560px;
  }

  .page-home .data-band__lower {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-home .path-card,
  .page-home .path-card h3 a,
  .page-home .path-card__go span,
  .page-home .more__name {
    transition: none;
  }
}