.page-home {
  --ph-gap: clamp(16px, 2.2vw, 28px);
  --ph-pad: clamp(44px, 6.5vw, 92px);
  background:
    radial-gradient(760px 440px at 88% -6%, rgba(201, 255, 68, 0.09), transparent 62%),
    radial-gradient(560px 360px at 4% 18%, rgba(255, 122, 60, 0.07), transparent 60%),
    var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

.page-home .ph-ctx {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .ph-ctx a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .ph-ctx a:hover,
.page-home .ph-ctx a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-home .ph-ctx span[aria-hidden="true"] {
  color: var(--line);
}

/* ---------- 首屏 ---------- */

.page-home .ph-hero {
  padding-block: clamp(20px, 3vw, 36px) clamp(44px, 6vw, 84px);
}

.page-home .ph-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ph-gap);
}

.page-home .ph-status {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--board);
  border: 1px solid var(--line);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  box-shadow: 0 4px 0 0 rgba(0, 0, 0, 0.32);
}

.page-home .ph-status-media {
  position: relative;
}

.page-home .ph-status-media img {
  display: block;
  width: 100%;
  height: clamp(118px, 16vw, 190px);
  object-fit: cover;
  filter: saturate(0.7) contrast(1.06) brightness(0.82);
}

.page-home .ph-status-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 19, 15, 0.1), rgba(18, 42, 34, 0.96)),
    repeating-linear-gradient(103deg, rgba(201, 255, 68, 0.14) 0 1px, transparent 1px 84px);
  pointer-events: none;
}

.page-home .ph-status-body {
  padding: clamp(20px, 3vw, 34px);
}

.page-home .ph-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-home .ph-h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .ph-h1 span {
  display: block;
  margin-top: 14px;
  font-size: clamp(15px, 2.1vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--lime);
  transform: skewX(-2.4deg);
  transform-origin: left center;
}

.page-home .ph-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(241, 246, 240, 0.8);
}

.page-home .ph-actions {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
}

.page-home .ph-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-home .ph-btn--lime {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-on-lime);
}

.page-home .ph-btn--lime:hover {
  background: var(--lime-soft);
  border-color: var(--lime-soft);
}

.page-home .ph-btn--ghost {
  background: transparent;
  color: var(--paper);
}

.page-home .ph-btn--ghost:hover {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(201, 255, 68, 0.08);
}

.page-home .ph-btn:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-home .ph-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.page-home .ph-stats > div {
  background: var(--board);
  padding: 12px 14px 14px;
}

.page-home .ph-stats dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .ph-stats dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.1;
  color: var(--lime);
}

.page-home .ph-stats dd span {
  margin-left: 4px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 极速通道 ---------- */

.page-home .ph-rail {
  display: flex;
  flex-direction: column;
  padding: 20px 16px 18px;
  background: linear-gradient(180deg, rgba(18, 42, 34, 0.94), rgba(13, 29, 43, 0.94));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-home .ph-rail::before {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  margin-bottom: 16px;
  background: var(--orange);
}

.page-home .ph-rail-title {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--paper);
}

.page-home .ph-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .ph-rail-list li + li {
  border-top: 1px solid var(--line);
}

.page-home .ph-rail-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 8px 14px 2px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--paper);
  text-decoration: none;
  border-left: 1px solid transparent;
  transition: background-color var(--dur) var(--ease), padding var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-home .ph-rail-list a:hover {
  background: rgba(201, 255, 68, 0.07);
  border-left-color: var(--lime);
  padding-left: 10px;
}

.page-home .ph-rail-list a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-home .ph-num {
  min-width: 24px;
  font-size: 12px;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-home .ph-rail-list a:hover .ph-num {
  color: var(--lime);
}

.page-home .ph-rail-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 通用小节头 ---------- */

.page-home .ph-sec-head {
  max-width: 720px;
}

.page-home .ph-eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-home .ph-eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--orange);
}

.page-home .ph-h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-home .ph-sec-lede {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(241, 246, 240, 0.76);
}

/* ---------- 分区棋盘 ---------- */

.page-home .ph-zones {
  padding-block: var(--ph-pad);
  border-top: 1px solid var(--line);
}

.page-home .ph-board {
  margin-top: 30px;
  position: relative;
}

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

.page-home .ph-board-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: saturate(0.35) brightness(0.55);
  pointer-events: none;
  z-index: 0;
}

.page-home .ph-zone {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 15px 18px;
  background: rgba(18, 42, 34, 0.9);
  text-decoration: none;
  color: var(--paper);
  transition: background-color var(--dur) var(--ease);
}

.page-home .ph-zone::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--lime);
  transition: width var(--dur) var(--ease);
}

.page-home .ph-zone:hover {
  background: rgba(13, 29, 43, 0.94);
}

.page-home .ph-zone:hover::after,
.page-home .ph-zone:focus-visible::after {
  width: 100%;
}

.page-home .ph-zone:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -3px;
}

.page-home .ph-zone-id {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-home .ph-zone:hover .ph-zone-id {
  color: var(--lime);
}

.page-home .ph-zone-name {
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-home .ph-zone-meta {
  font-size: 12.5px;
  color: var(--muted);
}

.page-home .ph-zone-meta b {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  color: var(--cyan);
}

/* ---------- 四条主线 ---------- */

.page-home .ph-lanes {
  padding-block: var(--ph-pad);
  background: var(--navy);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .ph-lane-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 8px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .ph-lane {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 20px;
  background: var(--board);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-home .ph-lane:hover {
  border-color: rgba(201, 255, 68, 0.5);
  background: #14322a;
}

.page-home .ph-lane-num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-home .ph-h3 {
  margin: 0;
  font-size: clamp(16px, 1.8vw, 18px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

.page-home .ph-lane p {
  margin: 0;
  flex: 1;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(241, 246, 240, 0.74);
}

.page-home .ph-lane-link {
  align-self: flex-start;
  margin-top: 4px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 255, 68, 0.4);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .ph-lane-link:hover {
  color: var(--lime-soft);
  border-bottom-color: var(--lime-soft);
}

.page-home .ph-lane-link:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 批次与节奏 ---------- */

.page-home .ph-version {
  padding-block: var(--ph-pad);
}

.page-home .ph-version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

.page-home .ph-version-copy p {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(241, 246, 240, 0.76);
}

.page-home .ph-slant-line {
  display: block;
  width: min(100%, 320px);
  height: auto;
  margin-top: 26px;
  color: var(--orange);
  opacity: 0.7;
}

.page-home .ph-version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line);
}

.page-home .ph-version-list li {
  position: relative;
  padding: 0 0 22px 20px;
}

.page-home .ph-version-list li:last-child {
  padding-bottom: 0;
}

.page-home .ph-version-list li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 7px;
  width: 7px;
  height: 7px;
  background: var(--lime);
}

.page-home .ph-vtag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-home .ph-version-list p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(241, 246, 240, 0.78);
}

/* ---------- 移动端小屏 ---------- */

.page-home .ph-mobile {
  padding-block: var(--ph-pad);
  background: var(--navy);
  border-top: 1px solid var(--line);
}

.page-home .ph-mobile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-home .ph-mobile-media {
  margin: 0;
  max-width: 420px;
}

.page-home .ph-mobile-media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  transform: rotate(-1.4deg);
  filter: saturate(0.72) brightness(0.9);
}

.page-home .ph-media-cap {
  display: block;
  margin-top: 12px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .ph-mobile-copy p {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(241, 246, 240, 0.78);
}

.page-home .ph-tick {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .ph-tick li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(241, 246, 240, 0.82);
}

.page-home .ph-tick li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--lime);
  transform: rotate(45deg);
}

/* ---------- 联系 ---------- */

.page-home .ph-contact {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-home .ph-track {
  margin: 0 0 clamp(28px, 4vw, 48px);
  position: relative;
}

.page-home .ph-track img {
  display: block;
  width: 100%;
  height: clamp(110px, 15vw, 180px);
  object-fit: cover;
  filter: saturate(0.5) brightness(0.55);
}

.page-home .ph-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--ink), rgba(7, 19, 15, 0.2) 45%, var(--ink));
  pointer-events: none;
}

.page-home .ph-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-home .ph-contact-lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(241, 246, 240, 0.78);
}

.page-home .ph-contact .ph-btn {
  margin-top: 24px;
}

.page-home .ph-contact-list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .ph-contact-list > div {
  background: var(--board);
  padding: 14px 16px;
}

.page-home .ph-contact-list dt {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-home .ph-contact-list dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(13.5px, 1.6vw, 15px);
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 断点 ---------- */

@media (min-width: 620px) {
  .page-home .ph-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-home .ph-board-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .ph-zone:nth-child(2) {
    grid-column: span 2;
  }

  .page-home .ph-zone:nth-child(8) {
    grid-column: span 2;
  }

  .page-home .ph-contact-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-home .ph-lane-list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-home .ph-mobile-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-home .ph-version-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .ph-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: stretch;
  }

  .page-home .ph-rail {
    justify-content: flex-start;
  }

  .page-home .ph-rail-note {
    margin-top: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-btn,
  .page-home .ph-rail-list a,
  .page-home .ph-num,
  .page-home .ph-zone,
  .page-home .ph-zone::after,
  .page-home .ph-lane,
  .page-home .ph-lane-link,
  .page-home .ph-ctx a {
    transition: none;
  }

  .page-home .ph-mobile-media img {
    transform: none;
  }
}
<<<END>>>