.page-home {
  --home-edge: rgba(107, 90, 46, 0.42);
  --home-edge-gold: rgba(201, 162, 39, 0.5);
  --home-gap: clamp(14px, 2.4vw, 22px);
  background:
    radial-gradient(760px 460px at 84% -8%, rgba(232, 184, 75, 0.16), transparent 64%),
    radial-gradient(640px 420px at 4% 10%, rgba(178, 58, 46, 0.1), transparent 68%),
    var(--ink);
  color: var(--body-ink);
  padding-block: clamp(16px, 3vw, 28px) clamp(56px, 8vw, 104px);
  overflow-x: clip;
}

.page-home .container {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-home h1,
.page-home h2,
.page-home h3 {
  margin: 0;
  font-family: var(--font-display);
  color: var(--ivory);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-home p {
  margin: 0;
}

.page-home .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.09em;
  color: var(--fog);
}

.page-home .eyebrow {
  display: inline-block;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}

/* 首屏 */
.home-hero {
  padding-top: clamp(6px, 1.4vw, 14px);
}

.hero-split {
  display: grid;
  gap: var(--home-gap);
}

.hero-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(20px, 3.4vw, 38px);
  border: 1px solid var(--home-edge);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(42, 42, 46, 0.7), rgba(16, 16, 20, 0.92));
  box-shadow: var(--shadow-soft);
}

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--amber);
}

.hero-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--gold);
}

.hero-panel h1 {
  font-size: clamp(28px, 5.2vw, 50px);
  font-weight: 800;
  color: var(--ivory);
  background: linear-gradient(102deg, var(--ivory) 10%, var(--amber) 62%, var(--gold) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-home .hero-panel h1 {
    color: var(--ivory);
    -webkit-text-fill-color: var(--ivory);
    background: none;
  }
}

.hero-lede {
  max-width: 44ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.78;
  color: var(--body-ink);
}

.search-launch {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--home-edge-gold);
  border-radius: var(--pill);
  background: rgba(14, 14, 16, 0.62);
  text-decoration: none;
  font-size: 14px;
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.search-launch__icon {
  flex: none;
  color: var(--gold);
}

.search-launch__label {
  flex: 1 1 auto;
  color: var(--fog);
}

.search-launch__hint {
  flex: none;
  color: var(--amber);
  white-space: nowrap;
}

.search-launch:hover,
.search-launch:focus-visible {
  border-color: var(--amber);
  background: rgba(201, 162, 39, 0.14);
}

.chip-block {
  display: grid;
  gap: 10px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.chip {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--home-edge);
  border-radius: var(--pill);
  background: rgba(20, 20, 24, 0.52);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--body-ink);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.chip:hover,
.chip:focus-visible {
  border-color: var(--amber);
  background: rgba(201, 162, 39, 0.16);
  color: var(--ivory);
}

.hero-actions,
.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 2px;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--pill);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.cta--gold {
  background: linear-gradient(120deg, var(--amber), var(--gold));
  border-color: rgba(201, 162, 39, 0.72);
  color: var(--ink);
}

.cta--gold:hover,
.cta--gold:focus-visible {
  background: linear-gradient(120deg, var(--gold), var(--amber));
  color: var(--ink);
}

.cta--ghost {
  border-color: var(--home-edge-gold);
  background: rgba(20, 20, 24, 0.46);
  color: var(--paper);
}

.cta--ghost:hover,
.cta--ghost:focus-visible {
  border-color: var(--amber);
  background: rgba(201, 162, 39, 0.16);
  color: var(--ivory);
}

.hero-visual {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: clamp(290px, 54vw, 520px);
  border: 1px solid var(--home-edge);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 72% 8%, rgba(201, 162, 39, 0.22), transparent 62%),
    var(--ink-soft);
}

.hero-visual__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.84;
  filter: saturate(0.94) contrast(1.06);
}

.hero-horn {
  position: absolute;
  top: 5%;
  right: 4%;
  width: 44%;
  max-width: 250px;
  color: var(--amber);
  opacity: 0.82;
  filter: drop-shadow(0 0 16px rgba(232, 184, 75, 0.35));
}

.hero-plate {
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid rgba(201, 162, 39, 0.34);
  border-radius: var(--radius-md);
  background: rgba(14, 14, 16, 0.76);
  backdrop-filter: blur(6px);
}

.hero-plate__item {
  display: grid;
  gap: 2px;
}

.hero-plate__item strong {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 600;
  color: var(--ivory);
}

/* 核心入口 Bento */
.home-board {
  margin-top: clamp(36px, 6vw, 76px);
}

.board-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: clamp(16px, 2.6vw, 24px);
}

.board-head h2 {
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 700;
}

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

.surface {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(18px, 2.8vw, 30px);
  border: 1px solid var(--home-edge);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(42, 42, 46, 0.62), rgba(16, 16, 20, 0.92));
  box-shadow: var(--shadow-soft);
}

.surface--gold {
  border-color: rgba(201, 162, 39, 0.42);
  background: linear-gradient(160deg, rgba(201, 162, 39, 0.14), rgba(32, 28, 18, 0.88) 46%, rgba(14, 14, 16, 0.94));
}

.surface--umber {
  border-color: rgba(178, 58, 46, 0.34);
  background: linear-gradient(160deg, rgba(58, 31, 27, 0.92), rgba(18, 18, 22, 0.94));
}

.cell-index {
  color: var(--amber);
}

.surface h3 {
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 700;
}

.cell-text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--body-ink);
}

.cell-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.cell-list li {
  display: grid;
  gap: 3px;
  padding: 9px 0 9px 14px;
  border-left: 1px solid rgba(201, 162, 39, 0.42);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--body-ink-dim);
}

.cell-list li + li {
  margin-top: 4px;
}

.cell-list strong {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ivory);
}

.cell-media {
  overflow: hidden;
  border: 1px solid rgba(107, 90, 46, 0.5);
  border-radius: var(--radius-md);
}

.cell-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.cell-media--wide img {
  aspect-ratio: 3 / 2;
}

.cell-link {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(232, 184, 75, 0.36);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--amber);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.cell-link:hover,
.cell-link:focus-visible {
  border-color: var(--ivory);
  color: var(--ivory);
}

.board-cell--compare .cta {
  align-self: flex-start;
  margin-top: auto;
}

/* 平台观察 */
.home-observe {
  margin-top: clamp(36px, 6vw, 76px);
}

.observe-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: clamp(14px, 2.4vw, 22px);
}

.observe-head h2 {
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 700;
}

.observe-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 84%);
  gap: 12px;
  overflow-x: auto;
  padding: 4px 4px 14px;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--gold) rgba(42, 42, 46, 0.6);
}

.observe-rail:focus-visible {
  outline: 1px solid var(--amber);
  outline-offset: 3px;
}

.note {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 186px;
  padding: 16px 16px 18px;
  border: 1px solid var(--home-edge);
  border-radius: var(--radius-md);
  background: rgba(30, 30, 36, 0.74);
  scroll-snap-align: start;
}

.note__time {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--amber);
}

.note__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cinnabar);
  box-shadow: 0 0 0 3px rgba(178, 58, 46, 0.2);
}

.note h3 {
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
}

.note p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--body-ink-dim);
}

.note a {
  margin-top: auto;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  text-decoration: none;
}

.note a:hover,
.note a:focus-visible {
  color: var(--ivory);
}

.observe-meta {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(107, 90, 46, 0.5);
  color: var(--fog);
  line-height: 1.9;
}

/* 服务保障 */
.home-support {
  margin-top: clamp(36px, 6vw, 76px);
}

.support-grid {
  overflow: hidden;
  border: 1px solid var(--home-edge);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(30, 30, 36, 0.88), rgba(14, 14, 16, 0.95));
  box-shadow: var(--shadow-soft);
}

.support-visual img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.92;
}

.support-copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3.2vw, 36px);
}

.support-copy h2 {
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 700;
}

.support-copy > p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--body-ink);
}

.support-rows {
  display: grid;
  margin: 2px 0 4px;
  padding: 0;
  list-style: none;
}

.support-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(107, 90, 46, 0.5);
}

.support-row:first-child {
  border-top: 1px dashed rgba(107, 90, 46, 0.5);
}

.support-row__label {
  flex: 0 0 auto;
  min-width: 74px;
}

.support-row__value {
  flex: 1 1 auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ivory);
  word-break: break-word;
}

.support-row__copy {
  flex: 0 0 auto;
  padding: 5px 11px;
  border: 1px solid rgba(201, 162, 39, 0.42);
  border-radius: var(--pill);
  background: rgba(201, 162, 39, 0.1);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--amber);
  cursor: pointer;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.support-row__copy:hover,
.support-row__copy:focus-visible {
  border-color: var(--amber);
  background: rgba(201, 162, 39, 0.24);
  color: var(--ivory);
}

.support-row__copy[data-copied] {
  border-color: var(--amber);
  color: var(--ivory);
}

@media (min-width: 720px) {
  .board-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .board-cell--compare {
    grid-column: span 6;
  }

  .board-cell--local,
  .board-cell--devices {
    grid-column: span 3;
  }

  .observe-rail {
    grid-auto-columns: minmax(280px, 40%);
  }
}

@media (min-width: 960px) {
  .hero-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .hero-visual {
    min-height: 100%;
  }

  .support-grid {
    display: grid;
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: stretch;
  }

  .support-visual img {
    aspect-ratio: auto;
    min-height: 100%;
  }
}

@media (min-width: 1040px) {
  .board-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .board-cell--compare {
    grid-column: 1 / span 7;
    grid-row: 1 / span 2;
  }

  .board-cell--local {
    grid-column: 8 / span 5;
    grid-row: 1;
  }

  .board-cell--devices {
    grid-column: 8 / span 5;
    grid-row: 2;
  }

  .observe-rail {
    grid-auto-columns: minmax(300px, 30%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
<<<END>>>