.page-home {
  --home-space: clamp(56px, 8vw, 108px);
  background: var(--ink-900);
  color: var(--ink-text);
}

.page-home .home-h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.4vw, 2.6rem);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .home-p {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-text);
}

/* ---------- 首屏框景 ---------- */
.page-home .home-hero {
  padding: clamp(24px, 4vw, 48px) 0 clamp(40px, 6vw, 76px);
}

.page-home .home-hero__frame {
  position: relative;
  isolation: isolate;
  padding: clamp(16px, 3.2vw, 42px);
  border: 1px solid var(--line-strong);
  background: linear-gradient(155deg, rgba(18, 48, 42, 0.72), rgba(5, 26, 21, 0.55) 52%, rgba(11, 15, 14, 0.94));
  box-shadow: var(--shadow-brut-lg);
}

.page-home .home-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.7;
  -webkit-mask-image: radial-gradient(120% 92% at 64% 38%, #000 16%, transparent 74%);
  mask-image: radial-gradient(120% 92% at 64% 38%, #000 16%, transparent 74%);
}

.page-home .home-hero__meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-text-dim);
}

.page-home .home-hero__meta span:first-child {
  color: var(--silver);
}

.page-home .home-hero__meta span:last-child {
  color: var(--mint);
}

.page-home .home-hero__body {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-top: clamp(20px, 3vw, 34px);
}

.page-home .home-hero .display-title {
  max-width: 18ch;
  margin: 16px 0 0;
}

.page-home .home-hero__lead .lede {
  margin-top: 18px;
}

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

.page-home .home-hero__pulse {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
  padding: 8px 14px;
  border: 1px solid rgba(255, 107, 44, 0.42);
  background: rgba(255, 107, 44, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-home .home-hero__pulse::before {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  animation: homePulseRing 2.6s var(--ease) infinite;
}

@keyframes homePulseRing {
  0% { box-shadow: 0 0 0 0 rgba(255, 107, 44, 0.55); }
  70% { box-shadow: 0 0 0 12px rgba(255, 107, 44, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 107, 44, 0); }
}

.page-home .home-hero__visual {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--ink-950);
  box-shadow: var(--shadow-brut);
}

.page-home .home-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.78) brightness(0.72) contrast(1.06);
}

.page-home .home-hero__score {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-top: 1px solid var(--line-strong);
  background: linear-gradient(to top, rgba(11, 15, 14, 0.96), rgba(11, 15, 14, 0.76));
}

.page-home .home-gauge {
  position: relative;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: conic-gradient(var(--mint) 0 58%, rgba(183, 195, 192, 0.18) 58% 100%);
}

.page-home .home-gauge::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--ink-950);
}

.page-home .home-gauge span {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-variant-numeric: tabular-nums;
  color: var(--mint);
}

.page-home .home-hero__score-meta p {
  margin: 0;
}

.page-home .home-hero__score-meta .mono {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mint);
}

.page-home .home-hero__score-line {
  margin-top: 4px;
  font-size: 13px;
  color: var(--ink-text);
}

/* ---------- 数据摘要带 ---------- */
.page-home .home-band {
  padding: var(--home-space) 0;
}

.page-home .home-band__inner {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

.page-home .home-band__text,
.page-home .home-band__fig,
.page-home .home-catalog__intro,
.page-home .home-catalog__list,
.page-home .home-device__text,
.page-home .home-device__fig,
.page-home .home-help__grid > * {
  min-width: 0;
}

.page-home .home-band__metrics {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .home-metric {
  padding: 16px 14px;
  background: var(--ink-950);
}

.page-home .home-metric__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--mint);
}

.page-home .home-metric__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-text-dim);
}

.page-home .home-band__fig {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--ink-950);
  box-shadow: var(--shadow-brut);
}

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

.page-home .home-band__fig figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-text-dim);
}

/* ---------- 目录预览 ---------- */
.page-home .home-catalog__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

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

.page-home .home-catalog__note {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-text-dim);
}

.page-home .home-acc__item {
  margin-bottom: 12px;
  border: 1px solid var(--line);
  background: var(--ink-950);
  transition: border-color 0.25s var(--ease);
}

.page-home .home-acc__item[open] {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-brut);
}

.page-home .home-acc__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  font-weight: 500;
  color: var(--paper);
}

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

.page-home .home-acc__head::after {
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-right: 1px solid var(--mint);
  border-bottom: 1px solid var(--mint);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.page-home .home-acc__item[open] .home-acc__head::after {
  transform: rotate(-135deg);
}

.page-home .home-acc__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-text-dim);
}

.page-home .home-acc__body {
  padding: 14px 16px 18px;
  border-top: 1px dashed var(--line);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-home .home-acc__body p {
  margin: 0;
}

.page-home .home-acc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .home-acc__list li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-text-dim);
}

.page-home .home-acc__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 5px;
  margin-top: 0.6em;
  background: var(--mint);
  transform: rotate(45deg);
}

/* ---------- 平板与手机 ---------- */
.page-home .home-device__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-home .home-device__text {
  order: 1;
}

.page-home .home-device__fig {
  order: 2;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow-brut-lg);
}

.page-home .home-device__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 5;
  object-fit: cover;
}

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

.page-home .home-device__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-text);
}

.page-home .home-device__list .mono {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-home .home-device__text .btn {
  margin-top: 26px;
}

/* ---------- 专题与更新 ---------- */
.page-home .home-topics {
  padding: var(--home-space) 0;
}

.page-home .home-topics__inner {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--ink-950);
  box-shadow: var(--shadow-brut-lg);
}

.page-home .home-topics__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: grayscale(0.4) contrast(1.1);
}

.page-home .home-topics__content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  padding: clamp(24px, 4vw, 52px);
}

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

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

.page-home .home-topic {
  padding: 16px;
  background: rgba(11, 15, 14, 0.88);
}

.page-home .home-topic__head {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-home .home-topic p {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-text-dim);
}

/* ---------- 服务入口与问答 ---------- */
.page-home .home-help {
  padding: 0 0 var(--home-space);
}

.page-home .home-help__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-home .home-help__links {
  display: grid;
  gap: 1px;
  margin-top: 26px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-home .home-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--ink-950);
  text-decoration: none;
  color: var(--paper);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-home .home-link:hover,
.page-home .home-link:focus-visible {
  background: var(--panel);
  color: var(--mint);
}

.page-home .home-link__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-text-dim);
}

.page-home .home-link__title {
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 500;
}

.page-home .home-link__arrow {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--orange);
}

.page-home .home-trust {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-text-dim);
}

.page-home .home-faq {
  border: 1px solid var(--line);
  background: var(--ink-950);
  box-shadow: var(--shadow-brut);
}

.page-home .home-faq__item + .home-faq__item {
  border-top: 1px solid var(--line);
}

.page-home .home-faq__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--paper);
}

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

.page-home .home-faq__q::after {
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-right: 1px solid var(--mint);
  border-bottom: 1px solid var(--mint);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.page-home .home-faq__item[open] .home-faq__q::after {
  transform: rotate(-135deg);
}

.page-home .home-faq__a {
  margin: 0;
  padding: 12px 16px 18px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-home .home-band__metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__body {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: end;
  }

  .page-home .home-band__inner {
    grid-template-columns: 0.92fr 1.08fr;
  }

  .page-home .home-device__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .home-device__text {
    order: 2;
  }

  .page-home .home-device__fig {
    order: 1;
  }

  .page-home .home-topics__content {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .home-catalog__grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
  }

  .page-home .home-help__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__pulse::before {
    animation: none;
  }

  .page-home .home-acc__head::after,
  .page-home .home-faq__q::after,
  .page-home .home-link {
    transition: none;
  }
}
<<<END>>>