.page-products {
  --prd-pad: clamp(18px, 4vw, 34px);
  --prd-gap: clamp(16px, 2.2vw, 26px);
  background: var(--ink-950);
  color: var(--paper-50);
}

.page-products .section {
  padding-block: clamp(40px, 6.5vw, 82px);
}

.page-products .prd-crumbs {
  padding-top: clamp(20px, 3vw, 34px);
}

.page-products .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.page-products .breadcrumbs__list li {
  color: var(--steel-400);
}

.page-products .breadcrumbs__list a {
  color: var(--steel-400);
  text-decoration: none;
}

.page-products .breadcrumbs__list a:hover {
  color: var(--cyan-400);
}

.page-products .breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ink-600);
}

.page-products .prd-h2 {
  font-size: clamp(1.45rem, 3.4vw, 2.25rem);
  line-height: 1.16;
  letter-spacing: -0.015em;
  font-weight: 800;
  margin: 0.32em 0 0.55em;
}

.page-products .prd-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .prd-sub {
  margin: 0;
  max-width: 48ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--steel-400);
}

/* ---------- Hero ---------- */
.page-products .prd-hero {
  padding-top: clamp(16px, 3vw, 30px);
}

.page-products .prd-hero__grid {
  display: grid;
  gap: var(--prd-gap);
  align-items: center;
}

.page-products .prd-hero__title {
  font-size: clamp(1.9rem, 5.2vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 0.36em 0 0.5em;
  transform: skewX(-2deg);
  transform-origin: left bottom;
}

.page-products .prd-hero__lede {
  max-width: 46ch;
  font-size: 0.96rem;
  line-height: 1.82;
  color: var(--steel-400);
  margin: 0;
}

.page-products .prd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .prd-hero__visual {
  margin: 0;
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: 6px;
}

.page-products .prd-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-md) - 6px);
  object-fit: cover;
}

.page-products .prd-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prd-figure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  line-height: 1.1;
  color: var(--cyan-400);
  letter-spacing: -0.02em;
}

.page-products .prd-figure__label {
  display: block;
  margin-top: 6px;
  font-size: 0.74rem;
  line-height: 1.5;
  color: var(--steel-400);
}

/* ---------- 服务总览仪表板 ---------- */
.page-products .prd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-products .prd-chip {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--ink-800);
  color: var(--steel-400);
  cursor: pointer;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease),
    background 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-products .prd-chip:hover {
  color: var(--paper-50);
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-products .prd-chip.is-active,
.page-products .prd-chip[aria-pressed="true"] {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--ink-950);
  font-weight: 700;
}

.page-products .prd-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 18px);
}

.page-products .prd-tile {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(158deg, var(--ink-800), var(--ink-950) 80%);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: 8px 8px 0 rgba(18, 58, 85, 0.55);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-products .prd-tile:hover {
  transform: translate(-2px, -2px);
  border-color: var(--line-cyan);
}

.page-products .prd-tile__code {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.page-products .prd-tile__title {
  margin: 0.55em 0 0.6em;
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-products .prd-tile__text {
  margin: 0 0 1.05em;
  font-size: 0.86rem;
  line-height: 1.74;
  color: var(--steel-400);
}

.page-products .prd-tile__for {
  margin: 0;
}

/* ---------- 复盘卡片 ---------- */
.page-products .prd-review__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .prd-review__visual {
  margin: 0;
}

.page-products .prd-review__visual .media-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 6px;
  background: var(--ink-800);
}

.page-products .prd-review__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-md) - 6px);
  object-fit: cover;
}

.page-products .prd-review__cap {
  display: block;
  margin-top: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--steel-400);
}

.page-products .prd-layer {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: 0 clamp(14px, 2vw, 20px);
  margin-bottom: 10px;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-products .prd-layer[open] {
  border-color: var(--line-cyan);
  background: var(--ink-700);
}

.page-products .prd-layer__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: clamp(13px, 1.8vw, 17px) 0;
  cursor: pointer;
  list-style: none;
  font-size: 0.95rem;
  font-weight: 700;
}

.page-products .prd-layer__sum::-webkit-details-marker {
  display: none;
}

.page-products .prd-layer__code {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--gold-400);
}

.page-products .prd-layer__hint {
  margin-left: auto;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--steel-400);
}

.page-products .prd-layer[open] .prd-layer__hint {
  color: var(--cyan-400);
}

.page-products .prd-layer__body {
  margin: 0;
  padding: 0 0 clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--line);
  padding-top: 14px;
  font-size: 0.87rem;
  line-height: 1.78;
  color: var(--steel-400);
}

/* ---------- 标签矩阵（纸白面板） ---------- */
.page-products .prd-tags__panel {
  background: var(--paper-50);
  color: var(--ink-950);
  border: 1px solid rgba(4, 18, 31, 0.14);
  border-radius: var(--radius-lg);
  padding: var(--prd-pad);
}

.page-products .prd-tags__panel .prd-h2 {
  color: var(--ink-950);
}

.page-products .prd-tags__panel .prd-sub {
  color: #3a5266;
}

.page-products .prd-tags__panel .eyebrow {
  color: var(--cyan-600);
}

.page-products .prd-tags__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .prd-cats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prd-cats li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(4, 18, 31, 0.16);
  border-radius: var(--radius-sm);
  background: #ffffff;
  font-size: 0.84rem;
  color: var(--ink-950);
}

.page-products .prd-cats .mono {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--cyan-600);
}

.page-products .prd-tags__visual {
  margin: 0;
}

.page-products .prd-tags__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(4, 18, 31, 0.14);
  object-fit: cover;
}

.page-products .prd-dims {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .prd-dim {
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(4, 18, 31, 0.12);
}

.page-products .prd-dim__name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ink-600);
}

.page-products .prd-dim__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .prd-tag {
  font-size: 0.79rem;
  padding: 0.32rem 0.76rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(4, 18, 31, 0.22);
  background: #ffffff;
  color: var(--ink-800);
}

.page-products .prd-tag:hover {
  border-color: var(--cyan-600);
  color: var(--ink-950);
}

/* ---------- 会员中心 ---------- */
.page-products .prd-member__grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  align-items: start;
}

.page-products .prd-member__list {
  display: grid;
  gap: 12px;
  margin: 0 0 clamp(20px, 3vw, 28px);
  padding: 0;
  list-style: none;
}

.page-products .prd-member__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-products .prd-member__idx {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
  padding-top: 3px;
}

.page-products .prd-member__name {
  margin: 0 0 0.35em;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.005em;
}

.page-products .prd-member__desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--steel-400);
}

.page-products .prd-cert {
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-md);
  background: linear-gradient(158deg, rgba(242, 184, 75, 0.15), rgba(10, 34, 56, 0.92));
  padding: clamp(18px, 2.6vw, 26px);
  margin-bottom: 16px;
}

.page-products .prd-cert__title {
  margin: 0 0 14px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold-400);
}

.page-products .prd-cert__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prd-cert__list li {
  position: relative;
  padding-left: 15px;
  font-size: 0.84rem;
  line-height: 1.66;
  color: var(--paper-50);
}

.page-products .prd-cert__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-400);
}

.page-products .prd-member__badge {
  margin: 0;
}

.page-products .prd-member__badge img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  margin-inline: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* ---------- 版本资料 ---------- */
.page-products .prd-versions__grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  align-items: start;
}

.page-products .prd-versions__visual {
  margin: clamp(20px, 3vw, 30px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: 6px;
}

.page-products .prd-versions__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-md) - 6px);
  object-fit: cover;
}

.page-products .prd-versions__rail {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
  padding: clamp(16px, 2.4vw, 24px);
}

.page-products .prd-versions__rail-title {
  margin: 0 0 14px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper-50);
}

.page-products .prd-version {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-950);
  margin-bottom: 8px;
  padding: 0 clamp(11px, 1.6vw, 15px);
  transition: border-color 0.25s var(--ease);
}

.page-products .prd-version[open] {
  border-color: var(--line-cyan);
}

.page-products .prd-version__sum {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  cursor: pointer;
  list-style: none;
  font-size: 0.84rem;
  font-weight: 600;
}

.page-products .prd-version__sum::-webkit-details-marker {
  display: none;
}

.page-products .prd-version__code {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-products .prd-version__year {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--steel-400);
}

.page-products .prd-version__body {
  margin: 0;
  padding: 0 0 12px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
  font-size: 0.81rem;
  line-height: 1.72;
  color: var(--steel-400);
}

.page-products .prd-versions__hint {
  margin: 12px 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--steel-400);
}

/* ---------- 流程 ---------- */
.page-products .prd-steps {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prd-step {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: clamp(18px, 2.4vw, 26px) clamp(16px, 2vw, 22px);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .prd-step:hover {
  border-color: var(--line-cyan);
}

.page-products .prd-step__num {
  display: block;
  margin-bottom: 12px;
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--cyan-400);
}

.page-products .prd-step h3 {
  margin: 0 0 0.5em;
  font-size: 0.97rem;
  font-weight: 700;
}

.page-products .prd-step p {
  margin: 0 0 0.9em;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--steel-400);
}

.page-products .prd-step a {
  font-size: 0.79rem;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(25, 245, 208, 0.35);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .prd-step a:hover {
  color: var(--gold-400);
  border-color: rgba(242, 184, 75, 0.55);
}

/* ---------- 收尾 ---------- */
.page-products .prd-cta__box {
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4vw, 50px);
  background: linear-gradient(135deg, rgba(4, 18, 31, 0.97), rgba(18, 58, 85, 0.9));
  display: grid;
  gap: 18px;
}

.page-products .prd-cta__box h2 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 2rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 800;
}

.page-products .prd-cta__box p {
  margin: 0;
  max-width: 52ch;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--steel-400);
}

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

/* ---------- 入场动效 ---------- */
@keyframes prdFadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-products [data-reveal] {
  animation: prdFadeUp 0.6s var(--ease) both;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .prd-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 640px) {
  .page-products .prd-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .prd-dim {
    grid-template-columns: 130px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
  }
}

@media (min-width: 820px) {
  .page-products .prd-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-bottom: 20px;
  }

  .page-products .prd-step:nth-child(2),
  .page-products .prd-step:nth-child(4) {
    transform: translateY(18px);
  }
}

@media (min-width: 900px) {
  .page-products .prd-tags__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 920px) {
  .page-products .prd-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(24px, 3vw, 48px);
  }
}

@media (min-width: 940px) {
  .page-products .prd-review__grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }

  .page-products .prd-member__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-products .prd-versions__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.62fr);
  }

  .page-products .prd-versions__rail {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 1040px) {
  .page-products .prd-board {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    animation: none;
  }

  .page-products .prd-step,
  .page-products .prd-tile,
  .page-products .prd-chip {
    transition: none;
  }

  .page-products .prd-hero__title {
    transform: none;
  }
}