.page-home {
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* ============ 首屏 ============ */
.page-home .ph-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 44px;
  background:
    radial-gradient(120% 90% at 80% 2%, rgba(18, 59, 46, .95), transparent 62%),
    var(--ink);
}

.page-home .ph-hero__slant {
  display: none;
}

.page-home .ph-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .28;
  z-index: 0;
}

.page-home .ph-hero__inner {
  position: relative;
  z-index: 2;
}

.page-home .ph-hero__annot {
  margin: 20px 0 14px;
  font-family: var(--font-mono);
  font-size: var(--t-12);
  letter-spacing: .28em;
  color: var(--ice);
}

.page-home .ph-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(44px, 11.5vw, 140px);
  line-height: .88;
  letter-spacing: -.04em;
  color: var(--paper);
}

.page-home .ph-hero__title em {
  font-style: normal;
  color: var(--orange);
}

.page-home .ph-hero__lead {
  margin: 0 0 28px;
  font-size: var(--t-18);
  line-height: 1.7;
  color: var(--silver);
}

.page-home .ph-hero__score {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 22px;
  border-top: 1px solid var(--line-2);
}

.page-home .ph-hero__score-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(72px, 20vw, 160px);
  line-height: .82;
  letter-spacing: -.05em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-home .ph-hero__score-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.page-home .ph-hero__score-meta p {
  margin: 0;
  font-size: var(--t-14);
  line-height: 1.7;
  color: var(--sunk);
}

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

/* ============ 章节通用 ============ */
.page-home .ph-dual,
.page-home .ph-steps,
.page-home .ph-data,
.page-home .ph-updates {
  position: relative;
}

.page-home .ph-dual {
  padding: 52px 0 48px;
  background: var(--ink);
}

.page-home .ph-steps {
  padding: 48px 0;
  background: linear-gradient(180deg, var(--ink), rgba(18, 59, 46, .55));
}

.page-home .ph-data {
  padding: 48px 0;
  background: var(--green);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .ph-updates {
  padding: 48px 0;
  background: var(--ink);
}

.page-home .ph-dual .section__head,
.page-home .ph-steps .section__head,
.page-home .ph-data .section__head,
.page-home .ph-updates .section__head {
  margin-bottom: 28px;
}

/* ============ 两场连看 ============ */
.page-home .ph-dual__grid {
  display: grid;
  gap: 28px;
}

.page-home .ph-dual__figure {
  margin: 0;
}

.page-home .ph-dual__panel {
  min-width: 0;
}

.page-home .ph-tl__scroll {
  overflow-x: auto;
  padding-bottom: 10px;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--line);
}

.page-home .ph-tl__svg {
  display: block;
  width: 720px;
  max-width: none;
  height: auto;
}

.page-home .ph-tl__axis {
  stroke: var(--line-2);
  stroke-width: 1;
}

.page-home .ph-tl__tick {
  stroke: var(--line);
  stroke-width: 1;
}

.page-home .ph-tl__node {
  fill: var(--ice);
}

.page-home .ph-tl__node--hot {
  fill: var(--orange);
}

.page-home .ph-tl__name {
  fill: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.page-home .ph-tl__mark {
  fill: var(--sunk);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-home .ph-tl__note {
  margin: 14px 0 0;
  font-size: var(--t-14);
  line-height: 1.75;
  color: var(--silver);
}

/* ============ 三步 ============ */
.page-home .ph-steps__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-home .ph-step {
  background: var(--rock);
  border: 1px solid var(--line);
  padding: 22px 20px 24px;
  transition: transform .18s ease, border-color .18s ease;
}

.page-home .ph-step:hover,
.page-home .ph-step:focus-within {
  transform: translateY(-2px);
  border-color: var(--orange);
}

.page-home .ph-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--t-34);
  line-height: 1;
  color: var(--orange);
  margin-bottom: 14px;
}

.page-home .ph-step__title {
  margin: 0 0 10px;
  font-size: var(--t-18);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-home .ph-step p {
  margin: 0;
  font-size: var(--t-14);
  line-height: 1.75;
  color: var(--silver);
}

.page-home .ph-steps__more {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: var(--t-14);
  line-height: 1.75;
  color: var(--silver);
}

.page-home .ph-steps__more a {
  color: var(--orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .ph-steps__more a:hover,
.page-home .ph-steps__more a:focus-visible {
  color: var(--ice);
}

/* ============ 数据一览 ============ */
.page-home .ph-data__grid {
  display: grid;
  gap: 30px;
}

.page-home .ph-data__lead {
  margin: 0 0 24px;
  font-size: var(--t-18);
  line-height: 1.7;
  color: var(--paper);
}

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

.page-home .ph-stat {
  background: var(--rock);
  padding: 16px 14px 18px;
}

.page-home .ph-stat dt {
  margin: 0 0 8px;
  font-size: var(--t-12);
  letter-spacing: .1em;
  color: var(--silver);
}

.page-home .ph-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-24);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  color: var(--paper);
}

.page-home .ph-data__more {
  margin: 24px 0 0;
  font-size: var(--t-14);
}

.page-home .ph-data__more a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .ph-data__more a:hover,
.page-home .ph-data__more a:focus-visible {
  color: var(--orange);
}

.page-home .ph-data__figure {
  margin: 0;
}

/* ============ 最新条目 ============ */
.page-home .ph-feed {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .ph-feed__item {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color .18s ease;
}

.page-home .ph-feed__item:hover {
  border-color: var(--orange);
}

.page-home .ph-feed__title {
  margin: 0 0 8px;
  font-size: var(--t-18);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-home .ph-feed__body p {
  margin: 0;
  font-size: var(--t-14);
  line-height: 1.75;
  color: var(--silver);
}

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

/* ============ 下载 ============ */
.page-home .ph-download {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink) 0%, var(--green) 130%);
}

.page-home .ph-download__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  z-index: 0;
}

.page-home .ph-download__inner {
  position: relative;
  z-index: 1;
  padding: 48px 0 56px;
}

.page-home .ph-download__inner .section__head {
  margin-bottom: 20px;
}

.page-home .ph-download__lead {
  margin: 0 0 26px;
  font-size: var(--t-18);
  line-height: 1.7;
  color: var(--paper);
}

.page-home .ph-download__specs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0 0 30px;
  padding: 0;
}

.page-home .ph-download__specs li {
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: var(--t-14);
  line-height: 1.6;
  color: var(--silver);
}

.page-home .ph-download__specs .mono {
  color: var(--paper);
  font-weight: 600;
}

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

/* ============ 平板与桌面 ============ */
@media (min-width: 720px) {
  .page-home .ph-hero__score {
    flex-direction: row;
    align-items: flex-end;
    gap: 32px;
  }

  .page-home .ph-hero__score-meta {
    padding-bottom: 12px;
  }

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

  .page-home .ph-download__inner {
    padding: 64px 0 72px;
  }
}

@media (min-width: 900px) {
  .page-home .ph-hero {
    display: flex;
    align-items: center;
    min-height: 84vh;
    padding: 72px 0 64px;
  }

  .page-home .ph-hero__slant {
    display: block;
    position: absolute;
    top: 0;
    right: -6%;
    width: 62%;
    height: 100%;
    background: linear-gradient(158deg, rgba(18, 59, 46, .92), rgba(10, 15, 12, 0) 74%);
    clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
    pointer-events: none;
    z-index: 0;
  }

  .page-home .ph-hero__img {
    left: auto;
    right: 0;
    width: 58%;
    opacity: .58;
    -webkit-mask-image: linear-gradient(100deg, transparent 0%, #000 44%);
    mask-image: linear-gradient(100deg, transparent 0%, #000 44%);
  }

  .page-home .ph-hero__title {
    max-width: 68%;
  }

  .page-home .ph-hero__lead {
    max-width: 44ch;
  }

  .page-home .ph-hero__score {
    max-width: 62%;
  }

  .page-home .ph-dual {
    padding: 76px 0 68px;
  }

  .page-home .ph-dual__grid {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: start;
  }

  .page-home .ph-dual__panel {
    margin-top: 48px;
  }

  .page-home .ph-steps {
    padding: 76px 0 64px;
  }

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

  .page-home .ph-step {
    border: 0;
    border-left: 1px solid var(--line);
    background: transparent;
    padding: 0 28px;
  }

  .page-home .ph-step:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-home .ph-step:nth-child(2) {
    margin-top: 32px;
  }

  .page-home .ph-step:nth-child(3) {
    margin-top: 64px;
  }

  .page-home .ph-step:hover,
  .page-home .ph-step:focus-within {
    transform: translateY(-2px);
    border-color: var(--line);
    border-left-color: var(--orange);
  }

  .page-home .ph-data {
    padding: 76px 0;
  }

  .page-home .ph-data__grid {
    grid-template-columns: 1.3fr .7fr;
    gap: 56px;
    align-items: center;
  }

  .page-home .ph-updates {
    padding: 76px 0;
  }

  .page-home .ph-feed__item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
    padding: 26px 0;
  }

  .page-home .ph-feed__item > .tag {
    justify-self: start;
  }

  .page-home .ph-download__inner {
    padding: 80px 0 88px;
    max-width: 68%;
  }
}

@media (min-width: 1280px) {
  .page-home .ph-hero__score-num {
    font-size: 160px;
  }

  .page-home .ph-dual__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
  }
}
<<<END>>>