.page-home {
  --home-gap: clamp(3.25rem, 7.5vw, 6.5rem);
  --home-card-pad: clamp(1.4rem, 3vw, 1.85rem);
}

.page-home .section {
  padding-block: clamp(2.75rem, 6.5vw, 5rem);
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: clamp(1.75rem, 4vw, 3rem);
  padding-bottom: var(--home-gap);
  overflow: hidden;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -20%;
  width: min(720px, 76vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 38% 38%, rgba(255, 77, 28, .26), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: -14%;
  bottom: -26%;
  width: 48%;
  aspect-ratio: 1 / .5;
  background: linear-gradient(120deg, rgba(47, 240, 207, .16), transparent 72%);
  transform: rotate(-14deg);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.25rem);
  align-items: start;
}

.page-home .home-hero__context {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .home-hero__title {
  margin: .7rem 0 0;
  font-size: clamp(2.15rem, 8.2vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -.03em;
  font-weight: 800;
  color: var(--text);
  overflow-wrap: break-word;
}

.page-home .home-hero__lede {
  max-width: 46ch;
  margin: 1.15rem 0 0;
  color: var(--text-soft);
  font-size: clamp(1rem, 1.9vw, 1.14rem);
  line-height: 1.78;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1rem;
  margin-top: 1.85rem;
}

.page-home .home-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem 2.25rem;
  margin: 2.35rem 0 0;
  padding: 1.5rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-home .home-hero__stat {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  min-width: 0;
}

.page-home .home-hero__stat-num {
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -.01em;
  line-height: 1.1;
}

.page-home .home-hero__stat-label {
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-home .home-hero__figure {
  position: relative;
  margin: 0;
}

.page-home .home-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-home .home-hero__figure::after {
  content: "";
  position: absolute;
  left: -6%;
  bottom: 9%;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, var(--action), transparent);
  transform: rotate(-9deg);
  pointer-events: none;
}

.page-home .home-hero__figure .media-frame__caption {
  color: var(--text-dim);
  font-size: .78rem;
  line-height: 1.6;
  margin-top: .7rem;
}

/* ---------- 常用入口 ---------- */
.page-home .home-core__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: clamp(1.75rem, 4vw, 2.6rem);
}

.page-home .home-core__card {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: var(--home-card-pad);
  border-radius: var(--r-md);
  border-top: 2px solid rgba(47, 240, 207, .5);
}

.page-home .home-core__body {
  margin: 0;
  color: var(--text-soft);
  font-size: .95rem;
  line-height: 1.75;
}

/* ---------- 换设备 ---------- */
.page-home .home-boards__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4.5vw, 3.25rem);
  align-items: center;
}

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

.page-home .home-boards__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-home .home-boards__figure .media-frame__caption {
  color: var(--text-dim);
  font-size: .78rem;
  line-height: 1.6;
  margin-top: .7rem;
}

.page-home .home-boards__list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .home-boards__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .45rem;
  padding: .95rem 0 .95rem 1rem;
  border-left: 2px solid var(--line-strong);
}

.page-home .home-boards__key {
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--action);
  text-transform: uppercase;
}

.page-home .home-boards__text {
  margin: 0;
  color: var(--text-soft);
  font-size: .95rem;
  line-height: 1.72;
}

/* ---------- 使用时刻 ---------- */
.page-home .home-scenes__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 2.75rem);
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  align-items: start;
}

.page-home .home-scenes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
  counter-reset: scene;
}

.page-home .home-scenes__item {
  position: relative;
  padding: 1.4rem 1.35rem 1.4rem 1.5rem;
  background: var(--glass);
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.page-home .home-scenes__no {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home .home-scenes__title {
  margin: .45rem 0 .35rem;
  font-size: clamp(1.05rem, 2.3vw, 1.2rem);
  font-weight: 700;
  color: var(--text);
}

.page-home .home-scenes__text {
  margin: 0;
  color: var(--text-soft);
  font-size: .93rem;
  line-height: 1.72;
}

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

.page-home .home-scenes__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 19 / 25;
  object-fit: cover;
  border-radius: var(--r-lg);
}

.page-home .home-scenes__figure .media-frame__caption {
  color: var(--text-dim);
  font-size: .78rem;
  line-height: 1.6;
  margin-top: .7rem;
}

/* ---------- 版本调整 ---------- */
.page-home .home-version__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 2.75rem);
  align-items: center;
  padding: clamp(1.6rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    linear-gradient(148deg, rgba(255, 77, 28, .1), transparent 46%),
    linear-gradient(160deg, var(--ink-600), var(--ink-800));
  overflow: hidden;
}

.page-home .home-version__copy {
  position: relative;
  z-index: 1;
}

.page-home .home-version__list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .home-version__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .5rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed var(--line);
}

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

.page-home .home-version__tag {
  justify-self: start;
  font-size: .72rem;
}

.page-home .home-version__row p {
  margin: 0;
  color: var(--text-soft);
  font-size: .94rem;
  line-height: 1.72;
}

.page-home .home-version__link {
  margin-top: 1.35rem;
}

.page-home .home-version__figure {
  position: relative;
  z-index: 1;
  margin: 0;
}

.page-home .home-version__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--r-md);
}

/* ---------- 下一步 ---------- */
.page-home .home-start__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
}

.page-home .home-start__card {
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: var(--home-card-pad);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  color: inherit;
  text-decoration: none;
  transition: transform .25s ease, border-color .25s ease, background-color .25s ease;
}

.page-home .home-start__card:hover,
.page-home .home-start__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-home .home-start__card--primary {
  border-color: rgba(255, 77, 28, .5);
  background:
    linear-gradient(150deg, rgba(255, 77, 28, .22), transparent 62%),
    var(--ink-700);
}

.page-home .home-start__card-index {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--text-dim);
}

.page-home .home-start__card--primary .home-start__card-index {
  color: var(--action);
}

.page-home .home-start__card-text {
  margin: 0;
  color: var(--text-soft);
  font-size: .93rem;
  line-height: 1.7;
}

.page-home .home-start__go {
  margin-top: auto;
  padding-top: .9rem;
  font-size: .8rem;
  color: var(--cyan);
}

.page-home .home-start__card--primary .home-start__go {
  color: var(--action);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-home .home-core__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.15rem;
  }

  .page-home .home-boards__item {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }

  .page-home .home-version__row {
    grid-template-columns: 6rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.1rem;
  }
}

@media (min-width: 880px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

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

  .page-home .home-scenes__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: stretch;
  }

  .page-home .home-scenes__item:nth-child(2) {
    transform: translateY(1.25rem);
  }

  .page-home .home-scenes__item:nth-child(3) {
    transform: translateY(2.5rem);
  }

  .page-home .home-start__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
  }
}

@media (min-width: 980px) {
  .page-home .home-boards__grid {
    grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr);
  }

  .page-home .home-version__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: clamp(2rem, 4vw, 3.25rem);
  }
}

@media (min-width: 1180px) {
  .page-home .home-hero__figure {
    margin-top: -1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-start__card {
    transition: none;
  }

  .page-home .home-scenes__item:nth-child(2),
  .page-home .home-scenes__item:nth-child(3) {
    transform: none;
  }
}
</main>