.page-products {
  --pd-hair: rgba(23, 24, 26, .12);
  --pd-ink-invert: rgba(247, 243, 234, .72);
  background: var(--warm-white);
  color: var(--charcoal);
  overflow-x: hidden;
}

/* ---------- 首屏：命令式版本栏 ---------- */
.page-products .pd-hero {
  position: relative;
  isolation: isolate;
  padding: calc(var(--gutter) * .9) 0 calc(var(--gutter) * 1.5);
  background:
    radial-gradient(120% 130% at 88% -10%, rgba(58, 71, 148, .75) 0%, rgba(20, 26, 60, 0) 62%),
    var(--indigo-900);
  color: var(--warm-white);
  overflow: hidden;
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 76px 76px;
  pointer-events: none;
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: -74px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red), var(--turf-300), transparent);
  transform: rotate(-3deg);
  opacity: .8;
  pointer-events: none;
}

.page-products .pd-crumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .pd-crumb .breadcrumb__link,
.page-products .pd-crumb .breadcrumb__sep,
.page-products .pd-crumb .breadcrumb__current {
  color: rgba(247, 243, 234, .62);
}

.page-products .pd-crumb .breadcrumb__current {
  color: var(--warm-white);
}

.page-products .pd-verbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  margin-bottom: clamp(26px, 4vw, 46px);
  background: var(--glass-fill);
  border: 1px solid var(--glass-line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-products .pd-verbar__item {
  flex: 1 1 132px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 13px 16px;
  border-left: 1px solid var(--glass-line);
}

.page-products .pd-verbar__item:first-child {
  border-left: 0;
  box-shadow: inset 3px 0 0 var(--red);
}

.page-products .pd-verbar__key {
  font-size: 11px;
  letter-spacing: .18em;
  color: rgba(247, 243, 234, .58);
}

.page-products .pd-verbar__val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--warm-white);
}

.page-products .pd-h1 {
  margin: 0 0 20px;
  max-width: 16ch;
  color: var(--warm-white);
}

.page-products .pd-lede {
  max-width: 42em;
  margin: 0 0 clamp(24px, 3vw, 36px);
  color: rgba(247, 243, 234, .78);
}

.page-products .pd-hero__actions {
  gap: 12px;
}

.page-products .pd-hero__note {
  display: none;
}

/* ---------- 通用区块微调 ---------- */
.page-products .pd-head {
  max-width: 62ch;
}

.page-products .pd-head .prose {
  margin-top: 14px;
  color: var(--ink-soft);
}

.page-products .pd-eyebrow--light {
  color: var(--turf-300);
}

.page-products .pd-link {
  color: var(--indigo-500);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .pd-link:hover {
  color: var(--red);
}

.page-products .pd-foot-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-500);
}

/* ---------- 01 通道对照 ---------- */
.page-products .pd-channels {
  padding-top: clamp(48px, 7vw, 92px);
}

.page-products .pd-shot,
.page-products .pd-flow__shot,
.page-products .pd-query__fig,
.page-products .pd-export__fig {
  margin: clamp(24px, 3vw, 38px) 0 0;
}

.page-products .pd-shot {
  aspect-ratio: 2 / 1;
}

.page-products .pd-shot img,
.page-products .pd-flow__shot img,
.page-products .pd-query__fig img,
.page-products .pd-export__fig img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .pd-matrix {
  margin-top: clamp(22px, 3vw, 34px);
  overflow-x: auto;
  border: 1px solid var(--paper-200);
  background: #fff;
  box-shadow: 6px 6px 0 rgba(231, 225, 211, .55);
}

.page-products .pd-matrix table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
}

.page-products .pd-matrix thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--indigo-900);
  color: var(--warm-white);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  text-align: left;
  padding: 12px 16px;
  white-space: nowrap;
}

.page-products .pd-matrix th,
.page-products .pd-matrix td {
  padding: 15px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--paper-200);
}

.page-products .pd-matrix tbody tr:last-child th,
.page-products .pd-matrix tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pd-matrix tbody tr:nth-child(even) {
  background: rgba(231, 225, 211, .38);
}

.page-products .pd-matrix tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 1;
  background: #fff;
  border-right: 1px solid var(--paper-200);
  min-width: 132px;
}

.page-products .pd-matrix tbody tr:nth-child(even) th[scope="row"] {
  background: #f3eee3;
}

.page-products .pd-matrix__plat {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--turf-900);
  letter-spacing: .02em;
}

.page-products .pd-matrix__meta {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate-500);
}

/* ---------- 02 三步流程 ---------- */
.page-products .pd-flowsec {
  padding-bottom: clamp(48px, 7vw, 92px);
}

.page-products .pd-flow {
  position: relative;
  margin-top: clamp(30px, 4vw, 52px);
  padding-top: 10px;
}

.page-products .pd-flow__line {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 170px;
  overflow: visible;
}

.page-products .pd-flow__stroke {
  fill: none;
  stroke: var(--turf-300);
  stroke-width: 2;
  stroke-dasharray: 7 9;
  stroke-linecap: round;
}

.page-products .pd-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .pd-flow__step {
  position: relative;
  padding: 22px 20px 24px;
  background: #fff;
  border: 1px solid var(--paper-200);
  border-top: 3px solid var(--turf-600);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-products .pd-flow__step:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(12, 58, 42, .1);
}

.page-products .pd-flow__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--paper-200);
  letter-spacing: -.02em;
}

.page-products .pd-flow__title {
  margin: 10px 0 8px;
  color: var(--turf-900);
}

.page-products .pd-flow__step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-products .pd-flow__shot {
  aspect-ratio: 2 / 1;
}

/* ---------- 03 数据窗口 ---------- */
.page-products .pd-query__grid {
  margin-top: clamp(24px, 3vw, 40px);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .pd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pd-filter .filter-btn {
  border: 1px solid var(--paper-200);
  background: #fff;
  color: var(--ink-soft);
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-filter .filter-btn[aria-pressed="true"] {
  background: var(--indigo-900);
  border-color: var(--indigo-900);
  color: var(--warm-white);
}

.page-products .pd-filter .filter-btn:hover {
  border-color: var(--turf-600);
  color: var(--turf-900);
}

.page-products .pd-filter .filter-btn:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.page-products .pd-filter__status {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate-500);
}

.page-products .pd-windows {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.page-products .pd-win {
  padding: 20px 20px 22px;
  background: #fff;
  border: 1px solid var(--paper-200);
  border-left: 3px solid var(--indigo-500);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-products .pd-win:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(20, 26, 60, .09);
}

.page-products .pd-win[hidden] {
  display: none;
}

.page-products .pd-win__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .pd-win__badge {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--red);
}

.page-products .pd-win__title {
  margin: 0 0 10px;
  font-size: 17px;
  color: var(--charcoal);
}

.page-products .pd-win__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .pd-win__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-products .pd-win__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 1px;
  background: var(--turf-600);
}

.page-products .pd-query__fig {
  aspect-ratio: 3 / 2;
  margin-top: 0;
  border: 1px solid var(--paper-200);
}

/* ---------- 04 换设备 ---------- */
.page-products .pd-sync {
  background: var(--turf-900);
  color: var(--warm-white);
  overflow: hidden;
}

.page-products .pd-sync__grid {
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .pd-sync__title {
  color: var(--warm-white);
  margin: 12px 0 16px;
  max-width: 18ch;
}

.page-products .pd-sync__text {
  margin: 0 0 22px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pd-ink-invert);
}

.page-products .pd-sync__btn {
  border-color: var(--glass-line);
}

.page-products .pd-sync__panel {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--glass-line);
  background: var(--glass-fill);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .pd-steps__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.page-products .pd-steps__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pd-steps__idx {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--turf-300);
}

.page-products .pd-steps__title {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--warm-white);
}

.page-products .pd-steps__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pd-ink-invert);
}

.page-products .pd-sync__tip {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--turf-300);
}

/* ---------- 05 版本时间轴 ---------- */
.page-products .pd-version {
  position: relative;
  isolation: isolate;
  background: var(--indigo-900);
  color: var(--warm-white);
  overflow: hidden;
}

.page-products .pd-version__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  z-index: -1;
  pointer-events: none;
}

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

.page-products .pd-version__title {
  color: var(--warm-white);
  max-width: 24ch;
}

.page-products .pd-version__prose {
  color: rgba(247, 243, 234, .7);
}

.page-products .pd-timeline {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  gap: 14px;
}

.page-products .pd-tl {
  position: relative;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .06);
  border-left: 3px solid var(--turf-300);
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-products .pd-tl[open] {
  border-left-color: var(--red);
  background: rgba(255, 255, 255, .1);
}

.page-products .pd-tl__sum {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pd-tl__sum:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: -4px;
}

.page-products .pd-tl__ver {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--turf-300);
  letter-spacing: -.01em;
}

.page-products .pd-tl[open] .pd-tl__ver {
  color: var(--red);
}

.page-products .pd-tl__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--warm-white);
}

.page-products .pd-tl__body {
  padding: 0 18px 18px;
}

.page-products .pd-tl__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 243, 234, .74);
}

/* ---------- 06 导出与安装 ---------- */
.page-products .pd-export__grid {
  margin-top: clamp(24px, 3vw, 40px);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .pd-formats {
  display: grid;
  gap: 10px;
}

.page-products .pd-fmt {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 6px 16px;
  align-items: center;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--paper-200);
  border-bottom: 3px solid var(--paper-200);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

.page-products .pd-fmt:hover {
  transform: translateX(4px);
  border-bottom-color: var(--turf-600);
}

.page-products .pd-fmt__name {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--indigo-900);
  grid-row: span 2;
}

.page-products .pd-fmt--pdf .pd-fmt__name { color: var(--red); }
.page-products .pd-fmt--csv .pd-fmt__name { color: var(--turf-600); }
.page-products .pd-fmt--img .pd-fmt__name { color: var(--indigo-500); }

.page-products .pd-fmt__use {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-products .pd-fmt__limit {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--slate-500);
}

.page-products .pd-export__fig {
  aspect-ratio: 4 / 3;
  margin-top: 0;
  border: 1px solid var(--paper-200);
}

.page-products .pd-install {
  margin-top: clamp(34px, 5vw, 60px);
  padding-top: clamp(26px, 3vw, 36px);
  border-top: 1px solid var(--pd-hair);
  max-width: 68ch;
}

.page-products .pd-install__title {
  margin: 0 0 16px;
  color: var(--charcoal);
}

.page-products .pd-install__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .pd-install__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .pd-install__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  background: var(--turf-600);
  transform: rotate(-12deg);
}

.page-products .pd-install__list strong {
  color: var(--charcoal);
}

.page-products .pd-install__more {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate-500);
}

.page-products .pd-cta {
  margin-top: clamp(30px, 4vw, 46px);
  padding: clamp(22px, 3vw, 30px);
  display: grid;
  gap: 16px;
  background: var(--indigo-900);
  color: var(--warm-white);
  border-left: 4px solid var(--red);
}

.page-products .pd-cta__text {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
}

.page-products .pd-cta__actions {
  gap: 12px;
}

/* ---------- 720px 起 ---------- */
@media (min-width: 720px) {
  .page-products .pd-hero__note {
    display: block;
    position: absolute;
    right: var(--gutter);
    top: 92px;
    writing-mode: vertical-rl;
    font-size: 11px;
    letter-spacing: .18em;
    color: var(--pd-ink-invert);
  }

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

  .page-products .pd-windows {
    gap: 16px;
  }

  .page-products .pd-flow__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-products .pd-timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pd-cta {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-products .pd-cta__actions {
    justify-content: flex-end;
  }
}

/* ---------- 1024px 起 ---------- */
@media (min-width: 1024px) {
  .page-products .pd-h1 {
    max-width: 13ch;
  }

  .page-products .pd-flow {
    padding-top: 46px;
  }

  .page-products .pd-flow__line {
    display: block;
  }

  .page-products .pd-flow__steps {
    gap: 34px;
  }

  .page-products .pd-flow__step:nth-child(2) {
    transform: translateY(-16px);
  }

  .page-products .pd-flow__step:nth-child(3) {
    transform: translateY(-32px);
  }

  .page-products .pd-flow__step:nth-child(2):hover,
  .page-products .pd-flow__step:nth-child(3):hover {
    transform: translateY(-36px);
  }

  .page-products .pd-timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  .page-products .pd-tl__sum {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-products .pd-fmt {
    grid-template-columns: 108px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-flow__step,
  .page-products .pd-win,
  .page-products .pd-fmt {
    transition: none;
    transform: none !important;
  }
}