.page-products {
  --pd-gap: 18px;
  --pd-line: rgba(234, 242, 250, .14);
  background: var(--ink);
  color: var(--ice);
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products p {
  margin: 0 0 14px;
}

.page-products h2 {
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.24;
  letter-spacing: -.02em;
  margin: 10px 0 14px;
  color: var(--ice);
}

.page-products h3 {
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.32;
  letter-spacing: -.01em;
  margin: 8px 0 12px;
  color: var(--ice);
}

.page-products a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 225, 203, .38);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-products a:hover,
.page-products a:focus-visible {
  color: var(--gold-lt);
  border-bottom-color: var(--gold-lt);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: 28px 0 46px;
  border-bottom: 1px solid var(--pd-line);
  isolation: isolate;
}

.page-products .prod-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-products .prod-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-products .prod-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 92% at 8% 0%, rgba(23, 225, 203, .26), transparent 56%),
    radial-gradient(96% 84% at 98% 100%, rgba(243, 178, 63, .18), transparent 58%),
    linear-gradient(180deg, rgba(11, 29, 51, .38) 0%, var(--ink) 88%);
}

.page-products .prod-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .prod-hero .crumbs {
  margin-bottom: 26px;
}

.page-products .prod-hero h1 {
  font-size: clamp(30px, 6.6vw, 52px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: 12px 0 18px;
  max-width: 15em;
  color: #fff;
}

.page-products .prod-hero .lead {
  max-width: 640px;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(234, 242, 250, .84);
}

.page-products .prod-hero__stats {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--pd-line);
  border: 1px solid var(--pd-line);
  max-width: 660px;
}

.page-products .prod-hero__stats li {
  background: rgba(18, 41, 63, .82);
  padding: 14px 14px 15px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-products .prod-hero__stats strong {
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -.01em;
}

.page-products .prod-hero__stats span {
  font-size: 12px;
  line-height: 1.4;
  color: var(--mist);
}

/* ---------- 索引总览 ---------- */
.page-products .prod-index__head {
  display: grid;
  gap: 20px;
  margin-bottom: 26px;
}

.page-products .prod-index__title h2,
.page-products .prod-index__title p {
  max-width: 640px;
}

.page-products .prod-index__title p {
  color: var(--mist);
  font-size: 16px;
  line-height: 1.75;
}

.page-products .prod-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  background: none;
  border: 0;
}

.page-products .prod-filter .filter-btn {
  font: inherit;
  font-size: 13px;
  line-height: 1;
  padding: 10px 14px;
  color: var(--mist);
  background: rgba(27, 58, 87, .55);
  border: 1px solid var(--pd-line);
  border-radius: var(--r);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-products .prod-filter .filter-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan-dim);
}

.page-products .prod-filter .filter-btn[aria-pressed="true"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-products .prod-cards {
  columns: 1;
  column-gap: var(--pd-gap);
}

.page-products .prod-card {
  break-inside: avoid;
  display: inline-block;
  width: 100%;
  vertical-align: top;
  margin: 0 0 var(--pd-gap);
  padding: 20px 20px 18px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid rgba(11, 29, 51, .14);
  border-radius: var(--r);
  box-shadow:
    5px 5px 0 rgba(23, 225, 203, .14),
    10px 10px 0 rgba(11, 29, 51, .3);
  transition: transform .26s var(--ease), box-shadow .26s var(--ease), border-color .26s var(--ease);
}

.page-products .prod-card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow:
    7px 7px 0 rgba(23, 225, 203, .28),
    13px 13px 0 rgba(11, 29, 51, .36);
}

.page-products .prod-card.is-hidden {
  display: none;
}

.page-products .prod-card__head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

.page-products .prod-card__code {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ink);
  background: var(--gold);
  padding: 3px 8px;
  border-radius: 2px;
  align-self: flex-start;
}

.page-products .prod-card__name {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ink);
}

.page-products .prod-card__desc {
  font-size: 14px;
  line-height: 1.72;
  color: #3E5468;
  margin: 0 0 14px;
}

.page-products .prod-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin: 0 0 14px;
  padding: 12px 0 0;
  border-top: 1px dashed rgba(11, 29, 51, .18);
}

.page-products .prod-card__meta div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-products .prod-card__meta dt {
  font-size: 11px;
  letter-spacing: .08em;
  color: #7A8FA4;
}

.page-products .prod-card__meta dd {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .prod-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.page-products .prod-tag {
  font-size: 11px;
  letter-spacing: .06em;
  padding: 3px 7px;
  color: #8A6414;
  border: 1px solid var(--gold);
  border-radius: 2px;
  background: rgba(243, 178, 63, .12);
}

/* ---------- 分类详情 ---------- */
.page-products .prod-detail__intro {
  max-width: 640px;
  margin-bottom: 30px;
}

.page-products .prod-block {
  padding: 26px 0 30px;
  border-top: 1px solid var(--pd-line);
}

.page-products .prod-block__code {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .prod-block__text p,
.page-products .prod-block--plain p {
  font-size: 16px;
  line-height: 1.78;
  color: rgba(234, 242, 250, .82);
  max-width: 640px;
}

.page-products .prod-points {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  max-width: 640px;
}

.page-products .prod-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .prod-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

.page-products .prod-block__media {
  margin: 20px 0 0;
}

.page-products .prod-block__media img {
  display: block;
  width: 100%;
  object-fit: cover;
  border: 1px solid var(--pd-line);
  border-radius: var(--r);
}

.page-products .prod-block__media .media-caption {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 流程带 ---------- */
.page-products .prod-flow {
  background: var(--ink-2);
  border-top: 1px solid var(--pd-line);
  border-bottom: 1px solid var(--pd-line);
}

.page-products .prod-flow__head {
  max-width: 640px;
  margin-bottom: 30px;
}

.page-products .prod-flow__head p:last-child {
  color: var(--mist);
  font-size: 16px;
  line-height: 1.78;
}

.page-products .prod-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: pd-step;
}

.page-products .prod-flow__step {
  position: relative;
  padding: 20px 18px 18px;
  background: rgba(27, 58, 87, .58);
  border: 1px solid var(--pd-line);
  border-top: 2px solid var(--cyan-dim);
  border-radius: var(--r);
  min-width: 0;
}

.page-products .prod-flow__step:hover {
  border-top-color: var(--cyan);
}

.page-products .prod-flow__n {
  display: block;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--gold);
  margin-bottom: 8px;
}

.page-products .prod-flow__step h3 {
  font-size: 17px;
  margin: 0 0 8px;
  color: var(--ice);
}

.page-products .prod-flow__step p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
  margin: 0;
}

.page-products .prod-flow__note {
  margin-top: 26px;
  padding: 18px 20px;
  background: rgba(23, 225, 203, .07);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--r) var(--r) 0;
}

.page-products .prod-flow__note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(234, 242, 250, .86);
}

.page-products .prod-flow__note strong {
  color: var(--gold-lt);
}

/* ---------- 完整索引 ---------- */
.page-products .prod-all__head {
  margin-bottom: 26px;
}

.page-products .prod-all__grid {
  display: grid;
  gap: 1px;
  background: var(--pd-line);
  border: 1px solid var(--pd-line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-products .prod-all__group {
  background: var(--ink);
  padding: 20px 18px 22px;
  min-width: 0;
}

.page-products .prod-all__group h3 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pd-line);
  color: var(--ice);
}

.page-products .prod-all__group h3 .mono {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .prod-all__group ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .prod-all__group li {
  font-size: 13px;
  line-height: 1.55;
  color: var(--mist);
  padding-left: 12px;
  position: relative;
}

.page-products .prod-all__group li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 5px;
  height: 1px;
  background: var(--cyan-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .prod-cards {
    columns: 2;
  }

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

@media (min-width: 860px) {
  .page-products .prod-hero {
    padding: 44px 0 60px;
  }

  .page-products .prod-flow__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--pd-line);
    border: 1px solid var(--pd-line);
  }

  .page-products .prod-flow__step {
    border: 0;
    border-top: 2px solid var(--cyan-dim);
    border-radius: 0;
    background: var(--ink-2);
    padding: 22px 18px 22px;
  }

  .page-products .prod-block--media {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: 34px;
    align-items: start;
  }

  .page-products .prod-block--media .prod-block__media {
    margin-top: 4px;
  }

  .page-products .prod-block--reverse .prod-block__text {
    order: 2;
  }

  .page-products .prod-block--reverse .prod-block__media {
    order: 1;
  }
}

@media (min-width: 1040px) {
  .page-products .prod-index__head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-products .prod-cards {
    columns: 3;
  }

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

  .page-products .prod-block--media {
    grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
    gap: 48px;
  }
}

@media (min-width: 1240px) {
  .page-products .prod-block--media {
    gap: 64px;
  }
}