.page-home {
  --home-panel: linear-gradient(150deg, var(--ink-800), var(--ink-900));
  --home-gap: clamp(12px, 1.6vw, 18px);
}

.page-home .wrap {
  width: 100%;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding: clamp(16px, 3vw, 30px) 0 clamp(40px, 7vw, 84px);
  position: relative;
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto 40%;
  height: 520px;
  background: radial-gradient(circle at 60% 40%, rgba(38, 217, 232, .16), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-home .hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  margin-top: clamp(20px, 4vw, 44px);
}

.page-home .hero__lead {
  min-width: 0;
}

.page-home .hero__title {
  font-family: var(--font-display);
  font-size: clamp(46px, 12.5vw, 118px);
  line-height: .94;
  letter-spacing: -.015em;
  margin: 14px 0 0;
  color: var(--ice);
}

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

.page-home .hero__title-hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 6px;
  bottom: -.06em;
  height: 5px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--cyan), rgba(38, 217, 232, 0));
}

.page-home .hero__lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 40ch;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-home .hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line);
}

.page-home .hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-home .hero__facts .mono {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 24px);
  color: var(--ice);
  letter-spacing: -.01em;
}

.page-home .hero__facts em {
  font-style: normal;
  font-size: 12.5px;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-home .hero__device {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 6px 0 0;
}

.page-home .device__glow {
  position: absolute;
  top: -8%;
  left: 50%;
  transform: translateX(-50%);
  width: min(320px, 80%);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 61, .28), transparent 68%);
  filter: blur(6px);
  pointer-events: none;
}

.page-home .device {
  position: relative;
  width: min(340px, 100%);
  padding: 12px;
  border-radius: 30px;
  background: linear-gradient(155deg, var(--ink-700), var(--ink-950));
  border: 1px solid var(--line-strong);
  box-shadow: 0 34px 70px -34px rgba(0, 0, 0, .92);
  transform: rotate(-2.4deg);
  transition: transform var(--t) var(--ease);
}

.page-home .device:hover {
  transform: rotate(-1deg) translateY(-4px);
}

.page-home .device::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 30px;
  background: linear-gradient(115deg, rgba(234, 247, 255, .16), transparent 46%);
  pointer-events: none;
}

.page-home .device__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 8px 12px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-home .device__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(200, 255, 77, .18);
}

.page-home .device__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 20px;
  background: var(--ink-800);
}

.page-home .device__caption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--mist);
  text-align: center;
  margin: 0;
}

/* ---------- 通用章节头 ---------- */
.page-home .versions,
.page-home .stack-sec,
.page-home .scenes,
.page-home .steps,
.page-home .log {
  padding: clamp(40px, 7vw, 82px) 0;
}

.page-home .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(22px, 3.5vw, 40px);
}

.page-home .sec-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4.2vw, 42px);
  line-height: 1.14;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ice);
}

.page-home .sec-note {
  margin: 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.78;
}

/* ---------- Bento 版本对照 ---------- */
.page-home .bento {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 32px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--home-panel);
  min-width: 0;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-home .panel:hover,
.page-home .panel:focus-within {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 26px 50px -34px rgba(38, 217, 232, .5);
}

.page-home .bento__media {
  margin: 0 0 4px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .bento__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .bento__title {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.3;
  color: var(--ice);
}

.page-home .bento__text {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.74;
}

.page-home .bento__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--lime);
}

.page-home .bento__list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .bento__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ice);
  opacity: .86;
}

.page-home .bento__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-home .bento__pro {
  background: linear-gradient(160deg, var(--teal), var(--ink-900) 72%);
  border-color: rgba(38, 217, 232, .22);
}

.page-home .bento__pro .bento__list li::before {
  background: var(--orange);
}

.page-home .bento__shared {
  background: linear-gradient(140deg, var(--ink-700), var(--ink-950));
}

.page-home .bento__switch {
  background: linear-gradient(120deg, var(--ink-800), var(--ink-900));
}

.page-home .bento__link {
  align-self: flex-start;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 217, 232, .4);
  padding-bottom: 2px;
}

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

/* ---------- 层叠目录 ---------- */
.page-home .band {
  margin: 0 0 clamp(16px, 2.5vw, 24px);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 15 / 4;
  object-fit: cover;
}

.page-home .stack {
  display: grid;
  gap: 12px;
}

.page-home .stack__layer {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  padding: clamp(18px, 2.6vw, 28px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--home-panel);
  color: inherit;
  text-decoration: none;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-home .stack__layer:hover,
.page-home .stack__layer:focus-visible {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: linear-gradient(150deg, var(--ink-700), var(--ink-900));
}

.page-home .stack__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
  padding-top: 3px;
}

.page-home .stack__body {
  min-width: 0;
}

.page-home .stack__title {
  margin: 0 0 8px;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.34;
  color: var(--ice);
}

.page-home .stack__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist);
  max-width: 58ch;
}

.page-home .stack__meta {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-home .stack__go {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--cyan);
  margin-top: 12px;
}

.page-home .stack__layer:hover .stack__go {
  color: var(--lime);
}

.page-home .tier-preview {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .tier {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 10px;
  padding: 11px 13px;
  border-radius: var(--r-sm);
  background: rgba(6, 17, 28, .58);
  border: 1px solid var(--line);
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-home .tier:hover {
  border-color: rgba(255, 122, 61, .5);
  background: rgba(255, 122, 61, .1);
  transform: translateX(3px);
}

.page-home .tier__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--orange);
  grid-row: span 2;
  padding-top: 2px;
}

.page-home .tier__name {
  font-size: 14px;
  color: var(--ice);
  font-weight: 600;
}

.page-home .tier__desc {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- 场景条带 ---------- */
.page-home .scenes__track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .scene {
  position: relative;
  padding: 20px 20px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: rgba(16, 38, 58, .62);
  min-width: 0;
  transition: border-left-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-home .scene:nth-child(2n) {
  border-left-color: var(--orange);
}

.page-home .scene:nth-child(3n) {
  border-left-color: var(--lime);
}

.page-home .scene:hover {
  background: rgba(16, 38, 58, .92);
}

.page-home .scene__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-home .scene h3 {
  margin: 10px 0 8px;
  font-size: 17px;
  color: var(--ice);
}

.page-home .scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 三步引导 ---------- */
.page-home .steps__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-home .steps__intro {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-home .steps__intro .btn {
  justify-self: start;
  margin-top: 6px;
}

.page-home .steps__aside-link {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-strong);
  justify-self: start;
  padding-bottom: 2px;
}

.page-home .steps__aside-link:hover,
.page-home .steps__aside-link:focus-visible {
  color: var(--cyan);
}

.page-home .steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: clamp(16px, 2.4vw, 24px);
  border-radius: var(--r-md);
  background: rgba(10, 24, 38, .72);
  border: 1px solid var(--line);
}

.page-home .step__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-home .step h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--ice);
}

.page-home .step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 底部记录流 ---------- */
.page-home .log__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

.page-home .log__aside {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-home .log__figure {
  margin: 4px 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .log__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.page-home .log__more {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 217, 232, .4);
  padding-bottom: 2px;
}

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

.page-home .log__list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-home .log__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  transition: background var(--t) var(--ease);
}

.page-home .log__row:hover {
  background: rgba(38, 217, 232, .05);
}

.page-home .log__date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--mist);
  padding-top: 4px;
  white-space: nowrap;
}

.page-home .log__main {
  min-width: 0;
}

.page-home .log__main h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  line-height: 1.48;
  color: var(--ice);
  font-weight: 600;
}

.page-home .log__main p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.66;
  color: var(--mist);
}

.page-home .log__row .tag {
  grid-column: 2;
  justify-self: start;
  margin-top: 8px;
}

.page-home .log__foot {
  margin-top: 20px;
  padding: clamp(16px, 2.4vw, 24px);
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--teal), var(--ink-900));
  border: 1px solid var(--line);
}

.page-home .log__foot p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ice);
  opacity: .9;
}

.page-home .log__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

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

  .page-home .log__row {
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: center;
    gap: 6px 18px;
  }

  .page-home .log__row .tag {
    grid-column: 3;
    margin-top: 0;
    justify-self: end;
  }
}

@media (min-width: 860px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }

  .page-home .hero__device {
    justify-content: center;
  }

  .page-home .sec-head {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
    gap: 10px 42px;
  }

  .page-home .sec-head .eyebrow {
    grid-column: 1 / -1;
  }

  .page-home .sec-head .sec-title {
    margin-bottom: 4px;
  }

  .page-home .steps__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-home .steps__intro {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-home .log__grid {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .page-home .log__aside {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-home .bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .bento__lite {
    grid-column: span 4;
  }

  .page-home .bento__pro {
    grid-column: span 2;
    transform: translateY(18px);
  }

  .page-home .bento__pro:hover,
  .page-home .bento__pro:focus-within {
    transform: translateY(12px);
  }

  .page-home .bento__shared {
    grid-column: span 2;
  }

  .page-home .bento__switch {
    grid-column: span 4;
  }

  .page-home .stack__layer:nth-child(2) {
    margin-inline-start: 22px;
  }

  .page-home .stack__layer:nth-child(3) {
    margin-inline-start: 44px;
  }
}

@media (min-width: 1080px) {
  .page-home .scenes__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .stack {
    gap: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .device,
  .page-home .panel,
  .page-home .stack__layer,
  .page-home .tier,
  .page-home .scene,
  .page-home .log__row {
    transition: none;
  }

  .page-home .device {
    transform: none;
  }

  .page-home .bento__pro {
    transform: none;
  }
}
<<<END>>>