.page-home {
  --home-gap: 18px;
  --home-grid-line: rgba(168, 244, 255, .075);
  --home-shadow: 0 20px 44px rgba(0, 0, 0, .34);
}

/* ============ 首屏拼贴 ============ */
.page-home .hero-collage {
  position: relative;
  background: var(--ink);
  color: var(--mist);
  padding-top: calc(var(--header-h) + 44px);
  padding-bottom: 52px;
  overflow: hidden;
}

.page-home .hero-collage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--home-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--home-grid-line) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: .9;
  pointer-events: none;
}

.page-home .hero-collage::after {
  content: "";
  position: absolute;
  right: -8%;
  top: -14%;
  width: 62%;
  height: 76%;
  background: radial-gradient(closest-side, rgba(0, 229, 255, .18), transparent 72%);
  pointer-events: none;
}

.page-home .collage {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .hero-kicker {
  color: var(--cyan);
  margin: 0 0 6px;
}

.page-home .display-xl {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 9vw, 72px);
  line-height: 1.03;
  letter-spacing: -.02em;
  margin: 0 0 16px;
}

.page-home .hl {
  color: var(--cyan);
  position: relative;
  display: inline-block;
}

.page-home .hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--lime));
}

.page-home .collage-a .lead {
  color: rgba(242, 247, 247, .8);
  font-size: 16px;
  line-height: 1.78;
  max-width: 34em;
  margin: 0;
}

.page-home .collage-b {
  position: relative;
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: 22px 20px 22px;
}

.page-home .collage-b::before {
  content: "";
  position: absolute;
  left: 20px;
  top: -2px;
  width: 46px;
  height: 3px;
  background: var(--orange);
}

.page-home .collage-b .label-mono {
  color: var(--muted);
}

.page-home .big-num {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 8px 0 4px;
}

.page-home .big-num-v {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(54px, 13vw, 88px);
  line-height: .88;
  letter-spacing: -.04em;
  color: var(--orange);
}

.page-home .big-num-u {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--orange);
  opacity: .9;
}

.page-home .big-cap {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0 0 16px;
}

.page-home .collage-c {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: rgba(22, 30, 35, .55);
  padding: 18px 18px 14px;
}

.page-home .collage-c .label-mono {
  color: var(--cyan);
}

.page-home .quick-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
}

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

.page-home .quick-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 2px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--mist);
  text-decoration: none;
  transition: color .16s var(--ease), padding-left .16s var(--ease);
}

.page-home .quick-list a::after {
  content: "→";
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--cyan);
}

.page-home .quick-list a:hover,
.page-home .quick-list a:focus-visible {
  color: var(--cyan);
  padding-left: 8px;
}

.page-home .collage-d {
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-home .collage-d .media-caption {
  padding: 10px 14px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* ============ 栏目速览 ============ */
.page-home .lanes {
  background: var(--ink);
  color: var(--mist);
  padding-top: 62px;
  padding-bottom: 64px;
}

.page-home .sec-head {
  max-width: 660px;
}

.page-home .sec-head .label-mono {
  color: var(--cyan);
}

.page-home .sec-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.015em;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.14;
  margin: 12px 0 12px;
}

.page-home .sec-head .lead {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
  margin: 0;
}

.page-home .lane-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 34px;
}

.page-home .lane-card {
  display: block;
  position: relative;
  padding: 22px 20px 20px;
  background: linear-gradient(160deg, rgba(22, 30, 35, .96), rgba(11, 15, 18, .96));
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--mist);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  transition: transform .16s var(--ease), background .16s var(--ease), box-shadow .16s var(--ease);
}

.page-home .lane-card::after {
  content: "";
  position: absolute;
  right: 0;
  top: 22px;
  width: 3px;
  height: 34px;
  background: var(--cyan);
  opacity: .55;
  transition: opacity .16s var(--ease), height .16s var(--ease);
}

.page-home .lane-card:hover,
.page-home .lane-card:focus-visible {
  transform: translateY(-2px);
  background: linear-gradient(160deg, rgba(0, 229, 255, .12), rgba(11, 15, 18, .98));
  box-shadow: 0 0 0 1px rgba(0, 229, 255, .35), var(--home-shadow);
}

.page-home .lane-card:hover::after {
  opacity: 1;
  height: 52px;
}

.page-home .lane-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
  margin-bottom: 16px;
}

.page-home .lane-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -.005em;
  margin: 0 0 8px;
}

.page-home .lane-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ============ 更新墙 ============ */
.page-home .updates-band {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  color: var(--mist);
  padding-top: 62px;
  padding-bottom: 66px;
}

.page-home .wall-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
}

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

.page-home .wall {
  list-style: none;
  padding: 0;
  margin: 30px 0 0;
  border-top: 1px solid var(--line-dark);
}

.page-home .wall .index-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .wall .index-time {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-home .wall-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .wall-item summary::-webkit-details-marker {
  display: none;
}

.page-home .wall-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-home .wall-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--mist);
  transition: color .16s var(--ease);
}

.page-home .wall-item summary:hover .wall-title {
  color: var(--cyan);
}

.page-home .wall-item[open] .wall-title {
  color: var(--cyan);
}

.page-home .wall-brief {
  margin: 12px 0 2px;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ============ 回访路径 ============ */
.page-home .path-sec {
  background: var(--mist);
  color: var(--text-dark);
  padding-top: 60px;
  padding-bottom: 64px;
}

.page-home .band--mist .eyebrow,
.page-home .band--paper .eyebrow {
  color: rgba(18, 24, 28, .62);
}

.page-home .path-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.page-home .path-copy h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -.015em;
  margin: 12px 0 12px;
}

.page-home .path-copy .lead {
  color: rgba(18, 24, 28, .76);
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 6px;
}

.page-home .steps {
  list-style: none;
  padding: 0;
  margin: 24px 0 26px;
}

.page-home .step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-paper);
}

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

.page-home .step-n {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12px;
}

.page-home .step strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 4px;
}

.page-home .step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(18, 24, 28, .7);
}

.page-home .path-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--text-dark);
}

.page-home .path-stats p {
  margin: 7px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(18, 24, 28, .64);
}

.page-home .path-shot {
  margin: 0;
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  overflow: hidden;
  background: #E6EDED;
}

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

.page-home .path-shot .media-caption {
  padding: 10px 14px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(18, 24, 28, .6);
  border-top: 1px solid var(--line-paper);
}

/* ============ 小屏端 ============ */
.page-home .mobile-sec {
  background: var(--ink);
  color: var(--mist);
  padding-top: 62px;
  padding-bottom: 68px;
}

.page-home .mobile-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-home .mobile-copy .label-mono {
  color: var(--cyan);
}

.page-home .mobile-copy h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -.015em;
  margin: 12px 0 12px;
}

.page-home .mobile-copy .lead {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
}

.page-home .mobile-points {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 11px;
}

.page-home .mobile-points li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(242, 247, 247, .78);
}

.page-home .mobile-points li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 10px rgba(124, 255, 79, .55);
}

.page-home .mobile-cta {
  margin: 26px 0 0;
}

.page-home .mobile-shot {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-home .mobile-shot .media-caption {
  padding: 10px 14px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

.page-home .mobile-shot::before {
  content: "";
  position: absolute;
  right: -1px;
  top: -1px;
  width: 68px;
  height: 68px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  opacity: .8;
  pointer-events: none;
  z-index: 2;
}

/* ============ 订阅 ============ */
.page-home .sub-sec {
  background: var(--paper);
  color: var(--text-dark);
  padding-top: 60px;
  padding-bottom: 68px;
}

.page-home .sub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: center;
}

.page-home .sub-copy h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -.015em;
  margin: 12px 0 12px;
}

.page-home .sub-copy .lead {
  color: rgba(18, 24, 28, .76);
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
}

.page-home .sub-panel {
  background: var(--ink);
  color: var(--mist);
  border: 1px solid rgba(168, 244, 255, .18);
  border-radius: var(--radius);
  padding: 26px 24px 24px;
  position: relative;
}

.page-home .sub-panel::before {
  content: "";
  position: absolute;
  left: 24px;
  top: -2px;
  width: 54px;
  height: 3px;
  background: var(--lime);
}

.page-home .sub-panel-label {
  color: var(--muted);
  display: block;
  margin: 0 0 16px;
}

.page-home .sub-hint {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .sub-hint a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ 移动端快捷入口 ============ */
.page-home .mobile-quick {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 18px;
  background: var(--orange);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -.005em;
  text-decoration: none;
  border-radius: var(--radius);
  box-shadow: 0 14px 32px rgba(0, 0, 0, .42);
}

@media (max-width: 720px) {
  .page-home .mobile-quick {
    display: flex;
  }

  .page-home {
    padding-bottom: 78px;
  }
}

/* ============ 平板 ============ */
@media (min-width: 620px) {
  .page-home .collage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .collage-a {
    grid-column: 1 / -1;
  }

  .page-home .collage-b,
  .page-home .collage-c {
    grid-column: auto;
  }

  .page-home .collage-d {
    grid-column: 1 / -1;
    max-height: 340px;
  }

  .page-home .collage-d img {
    max-height: 340px;
  }

  .page-home .lane-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .wall .index-row {
    grid-template-columns: 118px 1fr;
    gap: 22px;
    align-items: start;
  }

  .page-home .wall .index-time {
    padding-top: 3px;
  }
}

/* ============ 桌面 ============ */
@media (min-width: 900px) {
  .page-home .hero-collage {
    padding-top: calc(var(--header-h) + 62px);
    padding-bottom: 72px;
  }

  .page-home .collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 22px 24px;
    align-items: start;
  }

  .page-home .collage-a {
    grid-column: 1 / 8;
    grid-row: 1;
    padding-right: 12px;
  }

  .page-home .collage-b {
    grid-column: 9 / 13;
    grid-row: 1;
    margin-top: 46px;
  }

  .page-home .collage-c {
    grid-column: 1 / 7;
    grid-row: 2;
    margin-top: 6px;
  }

  .page-home .collage-d {
    grid-column: 8 / 13;
    grid-row: 2;
    margin-top: -22px;
    max-height: none;
  }

  .page-home .collage-d img {
    max-height: none;
  }

  .page-home .lane-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 40px;
  }

  .page-home .lane-card:nth-child(4n + 2),
  .page-home .lane-card:nth-child(4n + 4) {
    margin-top: 26px;
  }

  .page-home .path-grid {
    grid-template-columns: 1.15fr .85fr;
    gap: 52px;
  }

  .page-home .mobile-grid {
    grid-template-columns: .95fr 1.05fr;
    gap: 56px;
  }

  .page-home .sub-grid {
    grid-template-columns: 1.15fr .85fr;
    gap: 52px;
  }
}

@media (min-width: 1100px) {
  .page-home .lane-grid {
    gap: 18px;
  }

  .page-home .wall .index-row {
    grid-template-columns: 136px 1fr;
    gap: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .lane-card,
  .page-home .quick-list a,
  .page-home .wall-title {
    transition: none;
  }

  .page-home .lane-card:hover,
  .page-home .lane-card:focus-visible {
    transform: none;
  }
}
<<<END>>>