.page-products {
  --p-ink-950: #08131F;
  --p-ink-900: #0E2033;
  --p-ink-800: #17344C;
  --p-cream-100: #F2EADA;
  --p-cream-200: #DCCFB6;
  --p-cyan-400: #3FE3D2;
  --p-cyan-700: #12756E;
  --p-orange-500: #FF7A33;
  --p-amber-300: #F0B44C;
  --p-slate-400: #93A7B8;
  --p-paper-000: #FBF8F2;
  --p-cut: 10px;
  background: var(--p-ink-950);
  color: var(--p-paper-000);
  overflow-x: clip;
}

.page-products .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-products .ts {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--p-slate-400);
}

/* ---------- 首屏 ---------- */

.page-products .prod-hero {
  position: relative;
  padding: 28px 0 0;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(63, 227, 210, 0.16), transparent 62%),
    radial-gradient(90% 70% at 4% 4%, rgba(255, 122, 51, 0.12), transparent 60%),
    var(--p-ink-950);
}

.page-products .prod-hero__main {
  display: grid;
  gap: 32px;
  padding: 28px 0 36px;
}

.page-products .prod-hero__copy h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 7.2vw, 58px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--p-paper-000);
}

.page-products .prod-hero__lead {
  margin: 18px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--p-slate-400);
}

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

.page-products .prod-hero__nav {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 20px 20px 16px;
  background: rgba(14, 32, 51, 0.72);
  border: 1px solid var(--p-ink-800);
  border-left: 2px solid var(--p-cyan-400);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--p-cut)), calc(100% - var(--p-cut)) 100%, 0 100%);
}

.page-products .prod-hero__nav-title {
  margin: 0 0 10px;
  font-family: var(--font-board);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--p-amber-300);
}

.page-products .prod-hero__nav .anchor-index__link {
  display: block;
  padding: 7px 0;
  font-size: 14px;
  color: var(--p-slate-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 52, 76, 0.6);
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-products .prod-hero__nav .anchor-index__link:last-child {
  border-bottom: 0;
}

.page-products .prod-hero__nav .anchor-index__link:hover,
.page-products .prod-hero__nav .anchor-index__link:focus-visible {
  color: var(--p-cyan-400);
  padding-left: 6px;
}

.page-products .prod-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--p-ink-800);
  border-block: 1px solid var(--p-ink-800);
}

.page-products .prod-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 16px;
  background: var(--p-ink-950);
}

.page-products .prod-hero__num {
  font-size: clamp(22px, 5vw, 30px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--p-cyan-400);
}

.page-products .prod-hero__unit {
  margin-left: 4px;
  font-size: 12px;
  color: var(--p-amber-300);
  align-self: flex-end;
}

.page-products .prod-hero__stat {
  position: relative;
}

.page-products .prod-hero__stat > .prod-hero__unit {
  position: absolute;
  top: 20px;
  right: 16px;
}

.page-products .prod-hero__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--p-slate-400);
}

/* ---------- 通用区块 ---------- */

.page-products .prod-block {
  padding: 56px 0;
  border-top: 1px solid var(--p-ink-800);
}

.page-products .prod-block--deep {
  background: var(--p-ink-900);
}

.page-products .prod-head {
  margin-bottom: 28px;
}

.page-products .prod-head__kicker {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--font-board);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--p-amber-300);
}

.page-products .prod-head__kicker .mono {
  font-size: 26px;
  letter-spacing: 0;
  color: var(--p-cyan-400);
}

.page-products .prod-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 5vw, 34px);
  line-height: 1.3;
  color: var(--p-paper-000);
}

.page-products .prod-head__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--p-slate-400);
}

/* ---------- 产品卡片 ---------- */

.page-products .prod-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .prod-card {
  --card-line: var(--p-ink-800);
  background: var(--p-ink-900);
  border: 1px solid var(--card-line);
  clip-path: polygon(0 0, calc(100% - var(--p-cut)) 0, 100% var(--p-cut), 100% 100%, 0 100%);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-products .prod-card__link {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  color: inherit;
  text-decoration: none;
}

.page-products .prod-card__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--p-cyan-400);
}

.page-products .prod-card__name {
  margin: 0;
  font-family: var(--font-board);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--p-paper-000);
}

.page-products .prod-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--p-slate-400);
}

.page-products .prod-card__meta {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--p-ink-800);
}

.page-products .prod-card:hover,
.page-products .prod-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--p-cyan-400);
  background: #11263C;
}

/* ---------- 产品分栏 ---------- */

.page-products .prod-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .prod-feature__side {
  padding: 20px 18px 22px;
  background: linear-gradient(180deg, rgba(23, 52, 76, 0.55), rgba(8, 19, 31, 0));
  border-left: 2px solid var(--p-cyan-400);
}

.page-products .prod-feature__num {
  display: block;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--p-cyan-400);
}

.page-products .prod-feature__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 5vw, 30px);
  line-height: 1.3;
  color: var(--p-paper-000);
}

.page-products .prod-feature__tag {
  margin: 8px 0 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--p-amber-300);
}

.page-products .prod-facts {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-products .prod-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-top: 1px solid rgba(23, 52, 76, 0.8);
}

.page-products .prod-facts__row dt {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--p-slate-400);
}

.page-products .prod-facts__row dd {
  margin: 0;
  font-size: 13.5px;
  text-align: right;
  color: var(--p-paper-000);
}

.page-products .prod-feature__lead {
  margin: 0 0 16px;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--p-paper-000);
}

.page-products .prod-feature__body p {
  margin: 0 0 16px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--p-slate-400);
}

/* ---------- 图片容器 ---------- */

.page-products .prod-media {
  margin: 26px 0 0;
  border: 1px solid var(--p-ink-800);
  background: var(--p-ink-900);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--p-cut)), calc(100% - var(--p-cut)) 100%, 0 100%);
}

.page-products .prod-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.04);
}

.page-products .prod-media--wide img {
  aspect-ratio: 16 / 9;
}

.page-products .prod-media--square img {
  aspect-ratio: 1 / 1;
}

.page-products .prod-media figcaption {
  padding: 10px 14px 12px;
  border-top: 1px solid var(--p-ink-800);
}

/* ---------- 比例示意 ---------- */

.page-products .prod-ratio {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 26px 0 0;
}

.page-products .prod-ratio__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .prod-ratio__frame {
  display: block;
  border: 1px solid var(--p-cyan-700);
  background:
    repeating-linear-gradient(90deg, rgba(63, 227, 210, 0.14) 0 1px, transparent 1px 14px),
    repeating-linear-gradient(0deg, rgba(63, 227, 210, 0.1) 0 1px, transparent 1px 14px),
    var(--p-ink-950);
}

.page-products .prod-ratio__frame--uhd {
  width: 168px;
  aspect-ratio: 16 / 9;
  border-color: var(--p-cyan-400);
}

.page-products .prod-ratio__frame--fhd {
  width: 118px;
  aspect-ratio: 16 / 9;
  border-color: var(--p-orange-500);
  background:
    repeating-linear-gradient(90deg, rgba(255, 122, 51, 0.14) 0 1px, transparent 1px 14px),
    repeating-linear-gradient(0deg, rgba(255, 122, 51, 0.1) 0 1px, transparent 1px 14px),
    var(--p-ink-950);
}

.page-products .prod-ratio__label {
  font-size: 12px;
  color: var(--p-slate-400);
}

/* ---------- 版本纸面 ---------- */

.page-products .prod-versions {
  padding: 56px 0;
  background: var(--p-cream-100);
  color: var(--p-ink-950);
  background-image:
    repeating-linear-gradient(0deg, rgba(8, 19, 31, 0.05) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(90deg, rgba(8, 19, 31, 0.05) 0 1px, transparent 1px 28px);
}

.page-products .prod-head--paper .prod-head__kicker {
  color: var(--p-cyan-700);
}

.page-products .prod-head--paper .prod-head__kicker .mono {
  color: var(--p-orange-500);
}

.page-products .prod-head--paper h2 {
  color: var(--p-ink-950);
}

.page-products .prod-head--paper .prod-head__note {
  color: #4A5866;
}

.page-products .prod-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--p-ink-950);
}

.page-products .prod-timeline__item {
  position: relative;
  padding: 20px 0 20px 26px;
  border-bottom: 1px solid var(--p-cream-200);
}

.page-products .prod-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 11px;
  height: 11px;
  background: var(--p-cream-100);
  border: 2px solid var(--p-cyan-700);
  border-radius: 50%;
}

.page-products .prod-timeline__item--now::before {
  border-color: var(--p-orange-500);
  background: var(--p-orange-500);
}

.page-products .prod-timeline__year {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--p-cyan-700);
}

.page-products .prod-timeline__item--now .prod-timeline__year {
  color: var(--p-orange-500);
}

.page-products .prod-timeline__name {
  margin: 6px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  color: var(--p-ink-950);
}

.page-products .prod-timeline__desc {
  margin: 0 0 10px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: #46545F;
}

.page-products .prod-timeline .tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--p-ink-950);
  border: 1px solid var(--p-ink-950);
  border-radius: 999px;
}

.page-products .prod-timeline .tag--accent {
  color: var(--p-ink-950);
  border-color: var(--p-orange-500);
  background: rgba(255, 122, 51, 0.16);
}

/* ---------- 场景选择 ---------- */

.page-products .prod-choosing {
  padding: 56px 0 72px;
  background:
    radial-gradient(100% 80% at 12% 0%, rgba(63, 227, 210, 0.12), transparent 58%),
    var(--p-ink-950);
  border-top: 1px solid var(--p-ink-800);
}

.page-products .prod-scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .prod-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 22px;
  background: var(--p-ink-900);
  border: 1px solid var(--p-ink-800);
  border-top: 2px solid var(--p-cyan-700);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--p-cut) 100%, 0 calc(100% - var(--p-cut)));
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .prod-scene__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.35;
  color: var(--p-paper-000);
}

.page-products .prod-scene__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--p-slate-400);
}

.page-products .prod-scene__pick {
  margin: 0;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--p-cyan-400);
  background: rgba(63, 227, 210, 0.08);
  border-left: 2px solid var(--p-cyan-400);
}

.page-products .prod-scene__link {
  margin-top: auto;
  font-size: 14px;
  font-weight: 500;
  color: var(--p-amber-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 180, 76, 0.4);
  align-self: flex-start;
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .prod-scene__link:hover,
.page-products .prod-scene__link:focus-visible {
  color: var(--p-paper-000);
  border-color: var(--p-paper-000);
}

.page-products .prod-scene:hover,
.page-products .prod-scene:focus-within {
  transform: translateY(-2px);
  border-color: var(--p-cyan-400);
  border-top-color: var(--p-orange-500);
}

.page-products .prod-cta {
  margin-top: 32px;
  padding: 26px 22px 28px;
  background: linear-gradient(115deg, rgba(255, 122, 51, 0.16), rgba(63, 227, 210, 0.08) 62%, transparent);
  border: 1px solid var(--p-ink-800);
  border-left: 3px solid var(--p-orange-500);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-products .prod-cta__text {
  margin: 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--p-paper-000);
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 焦点可见 ---------- */

.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--p-cyan-400);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-products .prod-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .prod-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-products .prod-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .prod-hero {
    padding-top: 36px;
  }

  .page-products .prod-hero__main {
    grid-template-columns: minmax(0, 1.62fr) minmax(260px, 0.72fr);
    align-items: start;
    gap: 48px;
    padding: 36px 0 48px;
  }

  .page-products .prod-hero__nav {
    position: sticky;
    top: 120px;
  }

  .page-products .prod-hero__stat {
    padding: 22px 20px;
  }

  .page-products .prod-block,
  .page-products .prod-versions,
  .page-products .prod-choosing {
    padding: 88px 0;
  }

  .page-products .prod-head {
    margin-bottom: 40px;
  }

  .page-products .prod-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .prod-card__link {
    padding: 26px 24px 28px;
  }

  .page-products .prod-feature {
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: 52px;
  }

  .page-products .prod-feature--reverse {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
  }

  .page-products .prod-feature--reverse .prod-feature__side {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .prod-feature--reverse .prod-feature__body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .prod-feature__side {
    padding: 24px 22px 28px;
    position: sticky;
    top: 140px;
  }

  .page-products .prod-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    column-gap: 0;
    border-top: 2px solid var(--p-ink-950);
  }

  .page-products .prod-timeline__item {
    padding: 30px 20px 22px 0;
    border-bottom: 0;
    border-left: 1px solid var(--p-cream-200);
    padding-left: 16px;
  }

  .page-products .prod-timeline__item::before {
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
  }

  .page-products .prod-timeline__item:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-products .prod-scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .prod-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 30px 32px;
    margin-top: 44px;
  }

  .page-products .prod-cta__actions {
    flex-shrink: 0;
  }
}

@media (min-width: 1440px) {
  .page-products .prod-hero__stat {
    padding: 26px 24px;
  }

  .page-products .prod-feature__lead {
    font-size: 17.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-products .prod-card:hover,
  .page-products .prod-card:focus-within,
  .page-products .prod-scene:hover,
  .page-products .prod-scene:focus-within {
    transform: none;
  }
}