.page-home {
  --home-cut: 3deg;
  display: block;
  color: var(--paper);
  background: var(--ink);
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 40px 0 56px;
  background: var(--ink);
}

.page-home .hero__art {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  width: 100%;
  height: 58%;
  margin: 0;
  opacity: 0.38;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

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

.page-home .hero__shapes {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.page-home .hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 14, 20, 0.4) 0%, rgba(11, 14, 20, 0.78) 42%, var(--ink) 80%);
}

.page-home .hero__rail {
  display: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 3;
}

.page-home .hero__crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-home .breadcrumb__item--current {
  color: var(--ember);
}

.page-home .hero__title {
  margin: 0 0 20px;
  max-width: 15em;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 34px;
}

.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  max-width: 640px;
}

.page-home .hero__facts dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .hero__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  color: var(--paper);
}

/* ---------- 通用章节 ---------- */

.page-home .section {
  position: relative;
  padding: 60px 0;
  border-top: 1px solid rgba(42, 47, 58, 0.55);
}

.page-home .section__head {
  margin-bottom: 36px;
}

.page-home .section__head .section-num,
.page-home .device__copy .section-num,
.page-home .support__copy .section-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 38px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--orange);
  opacity: 0.34;
}

.page-home .section__title {
  margin: 0;
  font-family: var(--font-cn);
  font-weight: 800;
  font-size: clamp(25px, 5.4vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .section__lead {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--paper);
}

/* ---------- 01 近三轮 ---------- */

.page-home .rounds__figure {
  margin: 0 0 28px;
}

.page-home .round-track {
  display: grid;
  gap: 16px;
}

.page-home .round-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 2px;
  box-shadow: inset 2px 0 0 var(--orange);
  transition: border-color 240ms ease, transform 240ms ease, box-shadow 240ms ease;
}

.page-home .round-card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
  box-shadow: inset 2px 0 0 var(--orange), 0 14px 30px rgba(0, 0, 0, 0.36);
}

.page-home .round-card__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-home .round-card__sum::-webkit-details-marker {
  display: none;
}

.page-home .round-card__sum::marker {
  content: "";
}

.page-home .round-card__name {
  font-size: 15px;
  color: var(--mist);
}

.page-home .round-card__figs {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-left: auto;
}

.page-home .fig {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-home .fig__k {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .fig__v {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--ember);
}

.page-home .fig__v--cyan {
  font-size: 20px;
  color: var(--cyan);
}

.page-home .round-card__sign {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
}

.page-home .round-card__sign::before,
.page-home .round-card__sign::after {
  content: "";
  position: absolute;
  background: var(--orange);
  transition: transform 200ms ease;
}

.page-home .round-card__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-home .round-card__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-home .round-card[open] .round-card__sign::after {
  transform: scaleY(0);
}

.page-home .round-card__body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
}

.page-home .round-card__body > p {
  margin: 16px 0 14px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .round-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-home .round-card__list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 7px;
  border-bottom: 1px dashed rgba(42, 47, 58, 0.85);
  font-size: 14px;
  color: var(--mist);
}

/* ---------- 02 分布速览 ---------- */

.page-home .split__grid {
  display: grid;
  gap: 28px;
}

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

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

.page-home .split__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-2);
}

.page-home .split__bars {
  margin-top: 24px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-home .split__bars-title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-home .timeline-bars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .timeline-bars li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--mist);
}

.page-home .timeline-bars__label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-home .timeline-bars__track {
  display: block;
  height: 8px;
  border-radius: 1px;
  background: rgba(42, 47, 58, 0.72);
  overflow: hidden;
}

.page-home .timeline-bars__fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--red), var(--orange), var(--ember));
}

.page-home .timeline-bars__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  text-align: right;
  color: var(--paper);
}

.page-home .timeline-bars li:nth-child(1) .timeline-bars__fill { width: 60%; }
.page-home .timeline-bars li:nth-child(2) .timeline-bars__fill { width: 50%; }
.page-home .timeline-bars li:nth-child(3) .timeline-bars__fill { width: 60%; }
.page-home .timeline-bars li:nth-child(4) .timeline-bars__fill { width: 50%; }
.page-home .timeline-bars li:nth-child(5) .timeline-bars__fill { width: 90%; }
.page-home .timeline-bars li:nth-child(6) .timeline-bars__fill { width: 100%; }
.page-home .timeline-bars li:nth-child(5) .timeline-bars__fill,
.page-home .timeline-bars li:nth-child(6) .timeline-bars__fill {
  background: linear-gradient(90deg, var(--deep-teal), var(--cyan));
}

.page-home .split__link {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
}

/* ---------- 03 设备 ---------- */

.page-home .device__grid {
  display: grid;
  gap: 32px;
}

.page-home .steps {
  list-style: none;
  margin: 28px 0 24px;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-home .steps__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-home .steps__idx {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-home .steps__item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

.page-home .steps__item p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

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

/* ---------- 04 复核与导出 ---------- */

.page-home .verify__grid {
  margin-bottom: 28px;
}

.page-home .verify__card {
  padding: 24px;
}

.page-home .verify__card p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .verify__card .card__meta {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-home .formats {
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  box-shadow: inset 2px 0 0 var(--orange);
}

.page-home .formats__title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

.page-home .formats__list {
  list-style: none;
  margin: 16px 0 14px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .formats__note {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 05 更新节奏 ---------- */

.page-home .cadence__week {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 24px;
}

.page-home .cadence__day {
  padding: 14px 2px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-2);
  color: var(--mist);
}

.page-home .cadence__day--on {
  border-color: var(--orange);
  background: linear-gradient(180deg, rgba(255, 107, 26, 0.2), rgba(255, 107, 26, 0.03));
  color: var(--paper);
}

.page-home .cadence__wd {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 600;
}

.page-home .cadence__st {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .cadence__day--on .cadence__st {
  color: var(--ember);
}

.page-home .cadence__note {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 06 支持 ---------- */

.page-home .support__grid {
  display: grid;
  gap: 32px;
}

.page-home .support__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

.page-home .support__map li {
  background: var(--ink-2);
}

.page-home .support__map-link {
  display: block;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
  text-decoration: none;
  transition: background-color 200ms ease, padding-left 200ms ease;
}

.page-home .support__map-link span {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .support__map-link:hover {
  background: rgba(255, 107, 26, 0.09);
  padding-left: 26px;
}

/* ---------- 平板与桌面 ---------- */

@media (min-width: 720px) {
  .page-home .hero {
    padding: 64px 0 76px;
  }

  .page-home .hero__title {
    font-size: clamp(46px, 7.2vw, 68px);
  }

  .page-home .hero__lead {
    font-size: 17px;
  }

  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .section {
    padding: 80px 0;
  }

  .page-home .round-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-home .round-card__figs {
    flex-direction: column;
    gap: 6px;
    align-items: flex-end;
  }

  .page-home .device__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 44px;
    align-items: center;
  }

  .page-home .support__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-home .hero {
    padding: 92px 0 104px;
  }

  .page-home .hero__art {
    width: 60%;
    height: 100%;
    opacity: 0.9;
    clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-home .hero__veil {
    background: linear-gradient(96deg, var(--ink) 0%, rgba(11, 14, 20, 0.96) 40%, rgba(11, 14, 20, 0.34) 68%, rgba(11, 14, 20, 0.66) 100%);
  }

  .page-home .hero__title {
    font-size: clamp(58px, 6.4vw, 88px);
    max-width: 13em;
  }

  .page-home .hero__lead {
    max-width: 32em;
  }

  .page-home .section {
    padding: 96px 0;
  }

  .page-home .section__head {
    display: grid;
    grid-template-columns: 104px minmax(0, 1fr);
    grid-template-areas:
      "num title"
      "num lead";
    column-gap: 28px;
    align-items: start;
    margin-bottom: 48px;
  }

  .page-home .section__head .section-num {
    grid-area: num;
    margin-bottom: 0;
    font-size: 56px;
    padding-top: 6px;
  }

  .page-home .section__head .section__title {
    grid-area: title;
  }

  .page-home .section__head .section__lead {
    grid-area: lead;
    margin-top: 14px;
  }

  .page-home .split__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-home .cadence__week {
    gap: 10px;
  }

  .page-home .cadence__day {
    padding: 20px 4px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero__rail {
    display: block;
    position: absolute;
    top: 120px;
    right: 16px;
    z-index: 4;
    color: var(--ember);
    opacity: 0.8;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .round-card,
  .page-home .round-card__sign::before,
  .page-home .round-card__sign::after,
  .page-home .support__map-link {
    transition: none;
  }

  .page-home .round-card:hover {
    transform: none;
  }
}