/* ===== 平台与下载 /download/ ===== */
.page-products {
  --pd-pad: clamp(1rem, 3vw, 1.6rem);
  --pd-block-gap: clamp(3.25rem, 8vw, 6.5rem);
  padding: clamp(5rem, 11vw, 7.5rem) 0 clamp(3rem, 7vw, 5rem);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.8;
  overflow-x: clip;
}

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

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-products p {
  margin: 0 0 1rem;
}

.page-products p:last-child {
  margin-bottom: 0;
}

.page-products .pd-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sand);
  margin: 0 0 0.7rem;
}

.page-products figure {
  margin: 0;
}

.page-products .frame {
  background: var(--slate-deep);
  border: 1px solid var(--hair);
}

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

.page-products .prose a,
.page-products p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 198, 0.38);
}

.page-products .prose a:hover,
.page-products p a:hover {
  border-bottom-color: var(--cyan);
}

.page-products .crumb,
.page-products .crumbs {
  width: var(--shell);
  margin: 0 auto clamp(1.2rem, 3vw, 2rem);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .crumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: end;
}

.page-products h1 {
  font-size: clamp(1.85rem, 6vw, 3.4rem);
  margin: 0 0 1.1rem;
  text-wrap: balance;
}

.page-products .pd-lede {
  font-size: 1rem;
  color: rgba(243, 239, 230, 0.8);
  max-width: 52ch;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .pd-hero__figure {
  position: relative;
}

.page-products .pd-hero__figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--ember));
}

/* ---------- 数据条 ---------- */
.page-products .pd-figures {
  width: var(--shell);
  margin: clamp(2.5rem, 6vw, 4rem) auto 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-products .pd-figures > .stat {
  background: var(--ink-deep);
  padding: clamp(1.1rem, 3vw, 1.75rem);
  border-top: 2px solid var(--cyan);
  display: block;
}

.page-products .pd-figures > .stat:nth-child(2) {
  border-top-color: var(--ember);
}

.page-products .pd-figures > .stat:nth-child(3) {
  border-top-color: var(--sand);
}

.page-products .pd-figures > .stat:nth-child(4) {
  border-top-color: var(--moss);
}

.page-products .pd-figures .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 2.9rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-products .pd-figures .stat__label {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.82rem;
  color: var(--mist);
}

/* ---------- 章节通用 ---------- */
.page-products .pd-section {
  width: var(--shell);
  margin: var(--pd-block-gap) auto 0;
}

.page-products .pd-section__head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-products .pd-section__head h2 {
  font-size: clamp(1.45rem, 4.2vw, 2.2rem);
  margin: 0 0 0.75rem;
  text-wrap: balance;
}

.page-products .pd-section__head p {
  color: rgba(243, 239, 230, 0.72);
  font-size: 0.96rem;
}

.page-products .pd-section h3 {
  font-size: 1.05rem;
  margin: 1.6rem 0 0.7rem;
}

.page-products .pd-section h3:first-child {
  margin-top: 0;
}

/* ---------- 功能工作台 ---------- */
.page-products .pd-bench {
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  background-image:
    linear-gradient(rgba(243, 239, 230, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 239, 230, 0.028) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-products .pd-bench > * {
  background: var(--ink-deep);
  padding: var(--pd-pad);
  min-width: 0;
}

.page-products .pd-bench__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 0.9rem;
}

.page-products .pd-term-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pd-term {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.6rem;
  border-top: 1px solid var(--hair);
  font-size: 0.9rem;
  color: var(--mist);
}

.page-products .pd-term.is-current {
  color: var(--paper);
  background: var(--glass-slate);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.page-products .pd-term__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mist);
}

.page-products .pd-term.is-current .pd-term__dot {
  background: var(--cyan);
}

.page-products .pd-term__name {
  font-weight: 600;
}

.page-products .pd-term__note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .pd-bench__hint {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pd-search {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--hair-2);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--mist);
}

.page-products .pd-search__key {
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-products .pd-filters {
  list-style: none;
  margin: 1rem 0 0.5rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .pd-chip {
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--hair-2);
  border-radius: var(--cap);
  font-size: 0.76rem;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .pd-chip.is-on {
  border-color: rgba(63, 224, 198, 0.55);
  background: rgba(63, 224, 198, 0.09);
  color: var(--cyan);
}

.page-products .pd-results {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pd-results li {
  display: grid;
  gap: 0.25rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--hair);
}

.page-products .pd-results strong {
  font-weight: 600;
  font-size: 0.94rem;
}

.page-products .pd-results span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .pd-collect {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pd-collect li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--hair);
  font-size: 0.88rem;
}

.page-products .pd-collect__n {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
}

.page-products .pd-bench__ready {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 三种打开方式 ---------- */
.page-products .pd-terminal-layout {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pd-tcards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-products .pd-tcard {
  padding: clamp(1.15rem, 3vw, 1.6rem);
}

.page-products .pd-tcard h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
}

.page-products .pd-tcard p {
  font-size: 0.92rem;
  color: rgba(243, 239, 230, 0.78);
}

.page-products .pd-tcard__meta {
  margin-top: 0.85rem !important;
  padding-top: 0.7rem;
  border-top: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 0.72rem !important;
  letter-spacing: 0.06em;
  color: var(--sand) !important;
}

.page-products .pd-tshot {
  max-width: 320px;
}

/* ---------- 资料库 ---------- */
.page-products .pd-lib-split,
.page-products .pd-export-split,
.page-products .pd-venue-split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.page-products .pd-checklist {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-products .pd-checklist li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.93rem;
  color: rgba(243, 239, 230, 0.8);
}

.page-products .pd-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 12px;
  height: 1px;
  background: var(--cyan);
}

.page-products .pd-checklist strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .pd-lib__note {
  font-size: 0.86rem;
  color: var(--mist);
}

.page-products .pd-lib__chart {
  border-left: 2px solid var(--moss);
}

/* ---------- 收藏与导出 ---------- */
.page-products .pd-export__shot {
  border-left: 2px solid var(--clay);
}

.page-products .pd-flow {
  list-style: none;
  margin: 0 0 1.9rem;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .pd-flow li {
  padding-top: 0.85rem;
  border-top: 1px solid var(--hair);
}

.page-products .pd-flow__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--ember);
  margin-bottom: 0.3rem;
}

.page-products .pd-flow h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
}

.page-products .pd-flow p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(243, 239, 230, 0.74);
}

.page-products .pd-checklist--tight li {
  font-size: 0.9rem;
}

/* ---------- 场馆 ---------- */
.page-products .pd-venue-fields {
  margin: 0 0 1.4rem;
  padding: 0;
}

.page-products .pd-venue-fields > div {
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.8rem 0;
  border-top: 1px solid var(--hair);
}

.page-products .pd-venue-fields dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .pd-venue-fields dd {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(243, 239, 230, 0.8);
}

.page-products .pd-venue__note {
  font-size: 0.88rem;
  color: var(--mist);
}

.page-products .pd-venue__map {
  border-left: 2px solid var(--cyan);
}

/* ---------- 版本记录 ---------- */
.page-products .pd-verlog {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .pd-verlog > li {
  border-bottom: 1px solid var(--hair);
}

.page-products .pd-ver summary {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr) 1rem;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 0.2rem;
  cursor: pointer;
  list-style: none;
}

.page-products .pd-ver summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-ver summary:hover .pd-ver__title {
  color: var(--cyan);
}

.page-products .pd-ver__no {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-products .pd-ver__title {
  font-size: 0.96rem;
  font-weight: 600;
  transition: color 0.24s var(--ease);
}

.page-products .pd-ver__chev {
  width: 9px;
  height: 9px;
  border-right: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  transform: rotate(45deg);
  transition: transform 0.26s var(--ease);
}

.page-products .pd-ver[open] .pd-ver__chev {
  transform: rotate(-135deg);
}

.page-products .pd-ver__list {
  list-style: none;
  margin: 0;
  padding: 0 0 1.1rem 0;
  display: grid;
  gap: 0.5rem;
}

.page-products .pd-ver__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.89rem;
  line-height: 1.75;
  color: rgba(243, 239, 230, 0.76);
}

.page-products .pd-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 9px;
  height: 1px;
  background: var(--sand);
}

/* ---------- 上手三步 ---------- */
.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-products .pd-step {
  background: var(--ink-deep);
  padding: clamp(1.25rem, 3vw, 1.9rem);
}

.page-products .pd-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  line-height: 1;
  color: var(--ember);
  margin-bottom: 0.75rem;
}

.page-products .pd-step:nth-child(2) .pd-step__no {
  color: var(--cyan);
}

.page-products .pd-step:nth-child(3) .pd-step__no {
  color: var(--sand);
}

.page-products .pd-step h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
}

.page-products .pd-step p {
  font-size: 0.9rem;
  color: rgba(243, 239, 230, 0.76);
}

.page-products .pd-start__hint {
  margin-top: 1.4rem;
  font-size: 0.88rem;
  color: var(--mist);
}

/* ---------- 设备与兼容 ---------- */
.page-products .pd-compat {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  border-top: 1px solid var(--hair-2);
}

.page-products .pd-compat__intro h2 {
  font-size: clamp(1.4rem, 4vw, 2rem);
  margin: 0 0 0.75rem;
}

.page-products .pd-compat__intro p {
  font-size: 0.95rem;
  color: rgba(243, 239, 230, 0.78);
}

.page-products .pd-next {
  margin-top: 1.2rem !important;
  padding-top: 1rem;
  border-top: 1px solid var(--hair);
  font-size: 0.88rem;
  color: var(--mist);
}

.page-products .pd-spec {
  margin: 0;
  padding: 0;
}

.page-products .pd-spec > div {
  display: grid;
  gap: 0.2rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--hair);
}

.page-products .pd-spec > div:first-child {
  border-top-color: var(--hair-2);
}

.page-products .pd-spec dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--sand);
}

.page-products .pd-spec dd {
  margin: 0;
  font-size: 0.91rem;
  color: rgba(243, 239, 230, 0.78);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .pd-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .pd-tcards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 960px) {
  .page-products .pd-hero {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.15fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-products .pd-bench {
    grid-template-columns: 3fr 5fr 3fr;
  }

  .page-products .pd-terminal-layout {
    grid-template-columns: minmax(0, 1fr) clamp(200px, 24%, 300px);
    gap: clamp(1.5rem, 3vw, 2.5rem);
    align-items: start;
  }

  .page-products .pd-tshot {
    max-width: none;
  }

  .page-products .pd-lib-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-products .pd-export-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pd-venue-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .page-products .pd-compat {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-products .pd-hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.2fr);
  }

  .page-products .pd-section__head {
    margin-bottom: clamp(2rem, 3vw, 2.75rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-ver__chev,
  .page-products .pd-ver__title {
    transition: none;
  }

  .page-products [data-reveal] {
    transform: none;
  }
}