.page-products {
  --pd-line: rgba(14, 21, 36, .12);
  --pd-line-dark: rgba(255, 255, 255, .16);
  --pd-slat: rgba(255, 255, 255, .05);
  background: var(--mist);
  color: var(--black);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
  align-items: center;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px var(--gutter) 0;
  font-size: 13px;
  color: var(--grey);
}

.page-products .pd-crumb a {
  color: var(--grey);
  text-decoration: none;
}

.page-products .pd-crumb a:hover,
.page-products .pd-crumb a:focus-visible {
  color: var(--orange);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(56px, 8vw, 104px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(46, 196, 182, .18) 0%, rgba(46, 196, 182, 0) 58%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border: 1px solid var(--pd-line-dark);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .pd-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 60px);
  position: relative;
  z-index: 1;
}

.page-products .pd-hero__kicker {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--jade);
  text-transform: uppercase;
}

.page-products .pd-hero__title {
  margin: 0 0 18px;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-products .pd-hero__intro {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .82);
}

.page-products .pd-hero__scale {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 16px 18px;
  margin-bottom: 26px;
  border-left: 3px solid var(--orange);
  background: var(--pd-slat);
}

.page-products .pd-hero__scale-num {
  font-size: clamp(42px, 10vw, 76px);
  line-height: 1;
  letter-spacing: -.04em;
}

.page-products .pd-hero__scale-cap {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .78);
}

.page-products .pd-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 首屏入口卡 ---------- */
.page-products .pd-hero__cards {
  display: grid;
  gap: 14px;
}

.page-products .pd-entry {
  background: var(--pd-slat);
  border: 1px solid var(--pd-line-dark);
  border-left-width: 3px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
  transition: background 240ms var(--ease);
}

.page-products .pd-entry--orange { border-left-color: var(--orange); }
.page-products .pd-entry--jade { border-left-color: var(--jade); }
.page-products .pd-entry--soft { border-left-color: var(--orange-soft); }

.page-products .pd-entry[open] {
  background: rgba(255, 255, 255, .09);
}

.page-products .pd-entry__sum {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "tag name sign"
    "line line sign";
  gap: 8px 10px;
  align-items: center;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .pd-entry__sum:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: -3px;
}

.page-products .pd-entry__tag {
  grid-area: tag;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 2px 9px;
  border: 1px solid var(--pd-line-dark);
  border-radius: 999px;
  color: var(--jade);
}

.page-products .pd-entry__name {
  grid-area: name;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--paper);
}

.page-products .pd-entry__line {
  grid-area: line;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .72);
}

.page-products .pd-entry__sign {
  grid-area: sign;
  position: relative;
  width: 18px;
  height: 18px;
  flex: none;
}

.page-products .pd-entry__sign::before,
.page-products .pd-entry__sign::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--orange);
  transform: translateY(-50%);
}

.page-products .pd-entry__sign::after {
  transform: translateY(-50%) rotate(90deg);
  transition: transform 240ms var(--ease);
}

.page-products .pd-entry[open] .pd-entry__sign::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-products .pd-entry__list {
  margin: 0;
  padding: 0 18px 18px;
  list-style: none;
}

.page-products .pd-entry__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .84);
}

.page-products .pd-entry__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--jade);
}

/* ---------- 章节索引 ---------- */
.page-products .pd-index {
  background: var(--ink-deep);
  border-top: 1px solid var(--pd-line-dark);
}

.page-products .pd-index__inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px var(--gutter);
  scrollbar-width: thin;
}

.page-products .pd-index__link {
  flex: none;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
  color: rgba(255, 255, 255, .7);
  padding: 7px 13px;
  border: 1px solid var(--pd-line-dark);
  border-radius: 999px;
  white-space: nowrap;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .pd-index__link:hover,
.page-products .pd-index__link:focus-visible {
  color: var(--paper);
  border-color: var(--orange);
}

/* ---------- 章节通用 ---------- */
.page-products .pd-sec {
  padding: clamp(56px, 8vw, 108px) 0;
}

.page-products .pd-sec--light { background: var(--paper); }
.page-products .pd-sec--mist { background: var(--mist); }

.page-products .pd-sec--dark {
  background: linear-gradient(170deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
}

.page-products .pd-sec__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px 18px;
  align-items: start;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .pd-sec__num {
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1;
  opacity: .9;
}

.page-products .pd-sec__title {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.2;
  letter-spacing: -.02em;
}

.page-products .pd-sec__desc {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

.page-products .pd-sec--dark .pd-sec__desc {
  color: rgba(255, 255, 255, .72);
}

/* ---------- 图片 ---------- */
.page-products .pd-figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pd-line);
  background: var(--mist);
}

.page-products .pd-sec--dark .pd-figure img {
  border-color: var(--pd-line-dark);
  background: rgba(255, 255, 255, .04);
}

.page-products .pd-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--grey);
}

.page-products .pd-sec--dark .pd-figure figcaption {
  color: rgba(255, 255, 255, .6);
}

.page-products .pd-figure--band {
  margin-top: 0;
}

/* ---------- 产品线对照 ---------- */
.page-products .pd-lines {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .pd-linecard {
  padding: 22px 20px 20px;
  background: var(--paper);
  border: 1px solid var(--pd-line);
  border-top: 3px solid var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-products .pd-linecard--orange { border-top-color: var(--orange); }
.page-products .pd-linecard--jade { border-top-color: var(--jade); }
.page-products .pd-linecard--soft { border-top-color: var(--orange-soft); }

.page-products .pd-linecard__name {
  margin: 0 0 16px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.35;
}

.page-products .pd-linecard__spec {
  margin: 0;
}

.page-products .pd-linecard__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 10px 0;
  border-top: 1px dashed var(--pd-line);
}

.page-products .pd-linecard__row dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--grey);
}

.page-products .pd-linecard__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 正文两栏 ---------- */
.page-products .pd-grid-text {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

/* ---------- 可展开能力组 ---------- */
.page-products .pd-cap {
  display: grid;
  gap: 10px;
}

.page-products .pd-cap__item {
  border: 1px solid var(--pd-line-dark);
  background: var(--pd-slat);
  transition: background 240ms var(--ease);
}

.page-products .pd-cap__item[open] {
  background: rgba(255, 255, 255, .09);
  border-color: rgba(255, 255, 255, .3);
}

.page-products .pd-cap__sum {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.65;
}

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

.page-products .pd-cap__sum:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: -3px;
}

.page-products .pd-cap__idx {
  font-family: var(--f-num);
  font-size: 13px;
  color: var(--orange);
  flex: none;
}

.page-products .pd-cap__body {
  margin: 0;
  padding: 0 18px 18px 43px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .76);
}

.page-products .pd-cap__body a {
  color: var(--jade);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 平板步骤 ---------- */
.page-products .pd-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-products .pd-steps__item {
  position: relative;
  padding: 18px 18px 18px 58px;
  background: var(--mist);
  border-left: 3px solid var(--jade);
}

.page-products .pd-steps__idx {
  position: absolute;
  left: 16px;
  top: 16px;
  font-size: 24px;
  line-height: 1;
}

.page-products .pd-steps__name {
  margin: 0 0 6px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 16px;
}

.page-products .pd-steps__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--grey);
}

.page-products .pd-tipcard {
  margin-top: clamp(26px, 4vw, 44px);
  padding: 22px 22px 20px;
  background: var(--tint-orange);
  border-left: 3px solid var(--orange);
}

.page-products .pd-tipcard__title {
  margin: 0 0 8px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 17px;
}

.page-products .pd-tipcard__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--black);
}

/* ---------- 两端对比 ---------- */
.page-products .pd-cmp {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .pd-cmp__col {
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--pd-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-products .pd-cmp__col--desk { border-left: 3px solid var(--orange); }
.page-products .pd-cmp__col--mobile { border-left: 3px solid var(--jade); }

.page-products .pd-cmp__name {
  margin: 0 0 14px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 19px;
}

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

.page-products .pd-cmp__list li {
  padding: 10px 0;
  border-top: 1px dashed var(--pd-line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--black);
}

.page-products .pd-cmp__k {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--grey);
  margin-bottom: 3px;
}

.page-products .pd-cmp__foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 版本时间条 ---------- */
.page-products .pd-road {
  position: relative;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-products .pd-road__node {
  padding: 14px 16px;
  border: 1px solid var(--pd-line-dark);
  background: var(--pd-slat);
}

.page-products .pd-road__node--now {
  border-color: var(--orange);
  background: var(--tint-orange);
}

.page-products .pd-road__link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  text-decoration: none;
}

.page-products .pd-road__ver {
  font-size: 26px;
  line-height: 1;
}

.page-products .pd-road__stage {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .72);
}

.page-products .pd-road__tip {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .7);
}

.page-products .pd-notes {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .pd-notes__item {
  padding-top: 14px;
  border-top: 1px solid var(--pd-line-dark);
  scroll-margin-top: 120px;
}

.page-products .pd-notes__name {
  margin: 0 0 8px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--jade);
}

.page-products .pd-notes__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .78);
}

/* ---------- 选择建议 ---------- */
.page-products .pd-pick {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .pd-pick__card {
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--pd-line);
  border-bottom: 3px solid var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-products .pd-pick__card:nth-child(1) { border-bottom-color: var(--orange); }
.page-products .pd-pick__card:nth-child(2) { border-bottom-color: var(--jade); }
.page-products .pd-pick__card:nth-child(3) { border-bottom-color: var(--jade-deep); }

.page-products .pd-pick__name {
  margin: 12px 0 10px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
}

.page-products .pd-pick__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 配置要求 ---------- */
.page-products .pd-config {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .pd-config__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px dashed var(--pd-line);
}

.page-products .pd-config__item:last-child {
  border-bottom: 1px dashed var(--pd-line);
}

.page-products .pd-config__k {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--jade-deep);
}

.page-products .pd-config__v {
  font-size: 14px;
  line-height: 1.8;
}

/* ---------- 尾段入口 ---------- */
.page-products .pd-next {
  padding: clamp(48px, 7vw, 88px) 0;
  background: var(--ink-deep);
  color: var(--paper);
}

.page-products .pd-next__title {
  margin: 0 0 26px;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  letter-spacing: -.02em;
}

.page-products .pd-next__links {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-products .pd-next__link {
  display: grid;
  gap: 6px;
  padding: 18px;
  text-decoration: none;
  color: var(--paper);
  border: 1px solid var(--pd-line-dark);
  background: var(--pd-slat);
  transition: border-color 220ms var(--ease), background 220ms var(--ease);
}

.page-products .pd-next__link:hover,
.page-products .pd-next__link:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 107, 53, .12);
}

.page-products .pd-next__link-k {
  font-size: 16px;
  font-weight: 800;
}

.page-products .pd-next__link-v {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pd-cmp { grid-template-columns: 1fr 1fr; }
  .page-products .pd-pick { grid-template-columns: 1fr 1fr; }
  .page-products .pd-next__links { grid-template-columns: 1fr 1fr; }
  .page-products .pd-notes { grid-template-columns: 1fr 1fr; }
  .page-products .pd-lines { grid-template-columns: 1fr 1fr; }
  .page-products .pd-road { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .page-products .pd-hero__inner {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-products .pd-grid-text {
    grid-template-columns: 8fr 4fr;
  }

  .page-products .pd-grid-text--rev {
    grid-template-columns: 7fr 5fr;
  }

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

  .page-products .pd-sec__head { grid-template-columns: auto minmax(0, 1fr); }

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

@media (min-width: 1080px) {
  .page-products .pd-road {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 2px solid var(--pd-line-dark);
    padding-top: 26px;
  }

  .page-products .pd-road__node {
    border: 0;
    background: transparent;
    padding: 0 20px 0 0;
  }

  .page-products .pd-road__node--now {
    background: transparent;
    border: 0;
  }

  .page-products .pd-road__node--now .pd-road__link {
    border-bottom: 2px solid var(--orange);
  }

  .page-products .pd-road__link {
    padding-bottom: 6px;
  }

  .page-products .pd-notes { grid-template-columns: repeat(4, 1fr); }

  .page-products .pd-next__links { grid-template-columns: repeat(4, 1fr); }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-entry__sign::after,
  .page-products .pd-entry,
  .page-products .pd-cap__item,
  .page-products .pd-next__link,
  .page-products .pd-index__link {
    transition: none;
  }
}
</style>