/* ============================================================
   平台服务页 — 作用域 .page-products
   ============================================================ */

.page-products {
  position: relative;
  padding-bottom: 24px;
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumb {
  padding-top: 26px;
}
.page-products .pd-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.page-products .pd-crumb li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.page-products .pd-crumb li + li::before {
  content: "/";
  color: var(--line);
}
.page-products .pd-crumb a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color 120ms var(--ease);
}
.page-products .pd-crumb a:hover {
  color: var(--cyan);
}
.page-products .pd-crumb li[aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  padding: 32px 0 72px;
  overflow: hidden;
}
.page-products .pd-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: 760px;
  height: 760px;
  background: radial-gradient(circle at 50% 50%, rgba(51, 240, 206, .16), rgba(51, 240, 206, 0) 62%);
  pointer-events: none;
  z-index: 0;
}
.page-products .pd-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 12%, var(--line) 88%, transparent);
  z-index: 0;
}
.page-products .pd-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}
@media (min-width: 960px) {
  .page-products .pd-hero__inner {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }
}
.page-products .pd-hero__rail {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 8px;
}
.page-products .pd-hero__rail .label {
  color: var(--sand);
}
.page-products .pd-hero__railnum {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 56px;
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--line);
}
.page-products .pd-hero__rail p {
  margin: 0;
  max-width: 30ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}
.page-products .pd-hero__title {
  margin: 0 0 18px;
  font-size: clamp(32px, 6.4vw, 74px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-products .pd-hero__title em {
  font-style: normal;
  color: var(--cyan);
}
.page-products .pd-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-long);
}

/* ---------- 首屏数据格 ---------- */
.page-products .pd-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 34px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 700px) {
  .page-products .pd-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.page-products .pd-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 18px;
  background: var(--bg);
}
.page-products .pd-stats .stat__value {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.page-products .pd-stats .stat__value span {
  margin-left: 2px;
  font-size: 15px;
  color: var(--ink-2);
}
.page-products .pd-stats .stat__label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-2);
}

/* ---------- 章节标题与说明 ---------- */
.page-products .section-head__title {
  margin: 0 0 14px;
  max-width: 30ch;
  font-size: clamp(24px, 3.6vw, 42px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-products .pd-note {
  margin: 0 0 32px;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-2);
}
.page-products .pd-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 240, 206, .35);
}
.page-products .pd-note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 三条业务线卡片 ---------- */
.page-products .pd-cards {
  display: grid;
  gap: 18px;
}
@media (min-width: 800px) {
  .page-products .pd-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-products .pd-card:nth-child(2) {
    margin-top: 22px;
  }
  .page-products .pd-card:nth-child(3) {
    margin-top: 44px;
  }
}
.page-products .pd-card {
  position: relative;
  padding: 24px 20px 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: border-color 150ms var(--ease);
}
.page-products .pd-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 48px;
  height: 2px;
  background: var(--cyan-deep);
  transition: width 150ms var(--ease), background 150ms var(--ease);
}
.page-products .pd-card:hover {
  border-color: var(--cyan-deep);
}
.page-products .pd-card:hover::before {
  width: 76px;
  background: var(--cyan);
}
.page-products .pd-card__no {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-2);
}
.page-products .pd-card__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .pd-card__text {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-card__foot {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-2);
}
.page-products .pd-card__foot .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
}

/* ---------- 跑道切割纹理 ---------- */
.page-products .pd-slash {
  height: 18px;
  margin: 60px 0 0;
  background: repeating-linear-gradient(
    118deg,
    transparent 0 22px,
    rgba(51, 240, 206, .18) 22px 23px
  );
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}

/* ---------- 标签页工作台 ---------- */
.page-products .pd-tabs {
  position: relative;
  overflow: hidden;
  background: var(--rail);
  border: 1px solid var(--line);
}
.page-products .pd-tabs__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.page-products .pd-tabs__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .26;
  filter: saturate(.5);
}
.page-products .pd-tabs__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 11, 20, .55) 0%, rgba(6, 11, 20, .92) 62%, rgba(6, 11, 20, .98) 100%);
}
.page-products .pd-tabs__list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}
@media (min-width: 760px) {
  .page-products .pd-tabs__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-products .pd-tab {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
  padding: 18px 20px;
  border: 0;
  background: rgba(11, 22, 34, .55);
  text-align: left;
  font-family: inherit;
  color: var(--ink-2);
  cursor: pointer;
  transition: color 150ms var(--ease), background 150ms var(--ease);
}
.page-products .pd-tab + .pd-tab {
  border-top: 1px solid var(--line);
}
@media (min-width: 760px) {
  .page-products .pd-tab + .pd-tab {
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}
.page-products .pd-tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: transparent;
  transition: background 150ms var(--ease);
}
.page-products .pd-tab[aria-selected="true"] {
  color: var(--ink);
  background: rgba(18, 35, 52, .94);
}
.page-products .pd-tab[aria-selected="true"]::after {
  background: var(--cyan);
}
.page-products .pd-tab:hover {
  color: var(--ink);
}
.page-products .pd-tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}
.page-products .pd-tab__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--cyan-deep);
}
.page-products .pd-tab[aria-selected="true"] .pd-tab__no {
  color: var(--cyan);
}
.page-products .pd-tab__name {
  font-size: 17px;
  font-weight: 700;
  color: inherit;
}
.page-products .pd-tab__hint {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-2);
}

/* ---------- 面板 ---------- */
.page-products .pd-panel {
  position: relative;
  z-index: 1;
  padding: 30px 20px 36px;
}
@media (min-width: 1000px) {
  .page-products .pd-panel {
    padding: 46px 40px 52px;
  }
}
.page-products .pd-panel[hidden] {
  display: none;
}
.page-products .pd-panel__grid {
  display: grid;
  gap: 28px;
}
@media (min-width: 1000px) {
  .page-products .pd-panel__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 48px;
    align-items: start;
  }
}
.page-products .pd-panel__title {
  margin: 8px 0 14px;
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-products .pd-panel__text {
  margin: 0 0 20px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-panel__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 240, 206, .35);
}
.page-products .pd-panel__text a:hover {
  border-bottom-color: var(--cyan);
}
.page-products .pd-panel__text .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
}
.page-products .pd-panel__action {
  margin: 22px 0 0;
}

/* ---------- 三种检索方式 ---------- */
.page-products .pd-modes {
  display: grid;
  gap: 1px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-products .pd-modes li {
  display: grid;
  gap: 6px;
  padding: 15px 18px;
  background: rgba(12, 24, 38, .88);
}
@media (min-width: 700px) {
  .page-products .pd-modes li {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}
.page-products .pd-modes__k {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.page-products .pd-modes__v {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-long);
}

/* ---------- 面板侧栏 ---------- */
.page-products .pd-panel__side {
  padding-top: 4px;
}
.page-products .pd-side__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.page-products .pd-fields {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-products .pd-fields li {
  position: relative;
  padding: 10px 0 10px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-long);
}
.page-products .pd-fields li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 5px;
  height: 5px;
  background: var(--cyan);
}
.page-products .pd-side__foot {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-2);
}
.page-products .pd-side__foot .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
}

/* ---------- 面板与区块配图 ---------- */
.page-products .pd-panel__media,
.page-products .pd-export__media,
.page-products .pd-devices__media {
  margin: 0;
}
.page-products .pd-panel__media img,
.page-products .pd-export__media img,
.page-products .pd-devices__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
}
.page-products .pd-media__cap {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 数据导出 ---------- */
.page-products .pd-export__inner {
  display: grid;
  gap: 32px;
}
@media (min-width: 1000px) {
  .page-products .pd-export__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    gap: 56px;
    align-items: start;
  }
}
.page-products .pd-lead {
  margin: 0 0 28px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-lead .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
}
.page-products .pd-formats {
  display: grid;
  gap: 16px;
}
@media (min-width: 700px) {
  .page-products .pd-formats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.page-products .pd-format {
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
}
.page-products .pd-format__code {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
}
.page-products .pd-format__use {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-format__fields {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .pd-format__fields li {
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 设备支持 ---------- */
.page-products .pd-devices__inner {
  display: grid;
  gap: 32px;
}
@media (min-width: 900px) {
  .page-products .pd-devices__inner {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
    align-items: center;
  }
}
.page-products .pd-device-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-products .pd-device-list li {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 700px) {
  .page-products .pd-device-list li {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}
.page-products .pd-device-list__k {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}
.page-products .pd-device-list__v {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-long);
}

/* ---------- 四步上手 ---------- */
.page-products .pd-acc {
  border-top: 1px solid var(--line);
}
.page-products .pd-step {
  border-bottom: 1px solid var(--line);
}
.page-products .pd-step__trigger {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 20px 4px;
  border: 0;
  background: transparent;
  text-align: left;
  font-family: inherit;
  color: var(--ink);
  cursor: pointer;
  transition: color 150ms var(--ease);
}
.page-products .pd-step__trigger:hover {
  color: var(--cyan);
}
.page-products .pd-step__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-products .pd-step__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.page-products .pd-step__name {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 17px;
  font-weight: 700;
}
.page-products .pd-step__icon {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
}
.page-products .pd-step__icon::before,
.page-products .pd-step__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--cyan);
  transform: translate(-50%, -50%);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}
.page-products .pd-step__icon::before {
  width: 14px;
  height: 1px;
}
.page-products .pd-step__icon::after {
  width: 1px;
  height: 14px;
}
.page-products .pd-step__trigger[aria-expanded="true"] .pd-step__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}
.page-products .pd-step__panel {
  padding: 0 4px 22px 32px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-step__panel p {
  margin: 0;
  max-width: 66ch;
}
.page-products .pd-cta {
  margin: 36px 0 0;
}

/* ---------- 使用场景 ---------- */
.page-products .pd-scenes__grid {
  display: grid;
  gap: 22px;
}
@media (min-width: 800px) {
  .page-products .pd-scenes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}
.page-products .pd-scene {
  padding-top: 18px;
  border-top: 2px solid var(--line);
  transition: border-color 160ms var(--ease);
}
.page-products .pd-scene:hover {
  border-top-color: var(--cyan-deep);
}
.page-products .pd-scene__tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sand);
}
.page-products .pd-scene__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--ink);
}
.page-products .pd-scene__text {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-long);
}
.page-products .pd-scene__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-2);
}

/* ---------- 结尾指引 ---------- */
.page-products .pd-outro {
  margin: 40px 0 0;
  max-width: 70ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}
.page-products .pd-outro a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 240, 206, .35);
}
.page-products .pd-outro a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}