.page-products {
  --card-pad-lg: 24px;
  --num-lg: clamp(2.8rem, 10vw, 4.6rem);
  --num-md: clamp(1.9rem, 6vw, 2.8rem);
  --line-grid: 1px solid var(--divider);
}

.page-products figure {
  margin: 0;
}

.page-products figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products__hero {
  padding-top: 28px;
}

.page-products__hero-grid {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.page-products__hero-copy .section__kicker {
  color: var(--purple);
}

.page-products__hero-copy h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 7vw, 3.2rem);
  line-height: 1.12;
  margin: 10px 0 16px;
  color: var(--text-main);
}

.page-products__hero-lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-sub);
  max-width: 560px;
}

.page-products__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-products__hero-panel {
  position: relative;
  border: var(--line-grid);
  background: linear-gradient(135deg, rgba(57, 255, 136, 0.08), rgba(185, 103, 255, 0.04)), var(--bg-card);
  padding: 22px;
}

.page-products__hero-panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--green);
}

.page-products__hero-panel__label {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--text-sub);
  margin: 0 0 10px;
}

.page-products__hero-panel__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: var(--num-lg);
  line-height: 1;
  color: var(--green);
  margin: 0 0 8px;
}

.page-products__hero-panel__digit {
  font-size: 1.2em;
}

.page-products__hero-panel__unit {
  font-size: 0.38em;
  margin-left: 6px;
}

.page-products__hero-panel__note {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-sub);
  margin: 0;
}

.page-products__matrix {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-products__matrix-card {
  position: relative;
}

.page-products__matrix-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: transparent;
  transition: background 0.2s ease;
}

.page-products__matrix-card:hover::after {
  background: var(--purple);
}

.page-products__matrix-card[open] {
  border-color: var(--green);
}

.page-products__matrix-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.page-products__matrix-index {
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--text-sub);
}

.page-products__matrix-num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: var(--num-md);
  line-height: 1.1;
  color: var(--text-main);
  margin-bottom: 8px;
}

.page-products__matrix-card--lg .page-products__matrix-num {
  color: var(--green);
}

.page-products__matrix-summary {
  display: block;
  list-style: none;
  cursor: pointer;
}

.page-products__matrix-summary::-webkit-details-marker {
  display: none;
}

.page-products__matrix-more {
  display: inline-block;
  margin-top: 12px;
}

.page-products__matrix-more::after {
  content: "展开详情";
  color: var(--purple);
  font-family: var(--font-body);
  font-size: 0.88rem;
}

.page-products__matrix-card[open] .page-products__matrix-more::after {
  content: "收起详情";
}

.page-products__matrix-detail {
  border-top: var(--line-grid);
  margin-top: 14px;
  padding-top: 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-sub);
}

.page-products__engine {
  padding: 48px 0;
  border-top: var(--line-grid);
  border-bottom: var(--line-grid);
  background: radial-gradient(circle at 80% 20%, rgba(185, 103, 255, 0.12), transparent 45%), var(--bg-deep);
}

.page-products__engine-grid {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-products__engine-figure {
  aspect-ratio: 3 / 2;
  border: var(--line-grid);
  background: var(--bg-grid);
}

.page-products__engine-figure img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-products__list li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
}

.page-products__list-mark {
  color: var(--green);
  font-family: var(--font-data);
  font-size: 0.7rem;
  line-height: 1.6;
}

.page-products__list li strong {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--text-main);
  font-size: 1rem;
  margin-bottom: 4px;
}

.page-products__list li p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-sub);
  margin: 0;
}

.page-products__rank-grid {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-products__rank-desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-sub);
  margin: 0 0 20px;
}

.page-products__rank-bars {
  display: grid;
  gap: 14px;
}

.page-products__rank-row {
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 10px;
}

.page-products__rank-label {
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--text-main);
  font-size: 0.9rem;
}

.page-products__rank-track {
  height: 8px;
  background: var(--bg-grid);
  border: var(--line-grid);
}

.page-products__rank-fill {
  display: block;
  height: 100%;
}

.page-products__rank-fill--s {
  width: 86%;
  background: var(--gold);
}

.page-products__rank-fill--a {
  width: 70%;
  background: var(--green);
}

.page-products__rank-fill--b {
  width: 54%;
  background: var(--purple);
}

.page-products__rank-fill--c {
  width: 38%;
  background: rgba(185, 103, 255, 0.6);
}

.page-products__rank-fill--d {
  width: 22%;
  background: var(--text-sub);
}

.page-products__rank-note {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-top: 14px;
  line-height: 1.6;
}

.page-products__rank-figure {
  aspect-ratio: 10 / 7;
  border: var(--line-grid);
  background: var(--bg-card);
}

.page-products__rank-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products__sync {
  padding: 48px 0;
  border-top: var(--line-grid);
  border-bottom: var(--line-grid);
  background: var(--bg-card);
}

.page-products__steps {
  list-style: none;
  margin: 28px 0 26px;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products__steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 18px;
  border: var(--line-grid);
  background: rgba(10, 14, 26, 0.5);
}

.page-products__step-num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--green);
  line-height: 1;
}

.page-products__steps li strong {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.page-products__steps li p {
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-sub);
  margin: 0;
}

.page-products__sync-grid {
  display: grid;
  gap: 22px;
}

.page-products__sync-figure {
  aspect-ratio: 14 / 9;
  border: var(--line-grid);
  background: var(--bg-deep);
}

.page-products__sync-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products__sync-note {
  border: var(--line-grid);
  background: var(--bg-deep);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-products__sync-note .card__num {
  color: var(--gold);
}

.page-products__api-grid {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-products__api-card {
  min-height: 190px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products__api-icon {
  font-family: var(--font-data);
  font-size: 1.4rem;
  color: var(--purple);
}

.page-products__api-tag {
  display: inline-block;
  margin-top: auto;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products__api-figure {
  aspect-ratio: 4 / 3;
  border: var(--line-grid);
  background: var(--bg-grid);
  margin-top: 20px;
}

.page-products__api-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products__api-figure figcaption {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-sub);
  padding-top: 10px;
  border-top: var(--line-grid);
}

.page-products__api-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  border-top: var(--line-grid);
  margin-top: 24px;
  padding-top: 20px;
}

.page-products__api-meta > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products__api-meta p {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-sub);
  margin: 0;
}

.page-products__links {
  padding-top: 20px;
}

.page-products__link-card {
  display: block;
  padding: var(--card-pad-lg);
  text-decoration: none;
  border: var(--line-grid);
  background: var(--bg-card);
  position: relative;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-products__link-card:hover {
  border-color: var(--purple);
  transform: translateY(-2px);
}

.page-products__link-card .card__title {
  margin-bottom: 8px;
}

.page-products__link-arrow {
  display: inline-block;
  font-family: var(--font-data);
  color: var(--purple);
  font-size: 1.2rem;
  margin-top: 12px;
}

@media (min-width: 900px) {
  .page-products__hero-grid {
    grid-template-columns: 1.6fr 1fr;
    align-items: end;
    gap: 60px;
  }

  .page-products__matrix {
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
  }

  .page-products__matrix-card--lg:first-child {
    grid-column: span 3;
  }

  .page-products__matrix-card:nth-child(2) {
    grid-column: span 3;
  }

  .page-products__matrix-card:nth-child(3) {
    grid-column: span 2;
  }

  .page-products__matrix-card--lg:nth-child(4) {
    grid-column: span 4;
  }

  .page-products__engine-grid {
    grid-template-columns: 1fr 1.1fr;
    gap: 48px;
    align-items: center;
  }

  .page-products__rank-grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .page-products__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .page-products__sync-grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
    align-items: center;
  }

  .page-products__api-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .page-products__api-meta {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
}