.page-products {
  --prod-gap: 20px;
  --prod-pad: 22px;
  --prod-line: 1px solid var(--ink-line);
  background: var(--ink-800);
  color: var(--snow);
}

.page-products .breadcrumb {
  padding: 20px 0 0;
  font-size: 13px;
}

.page-products .prod-head {
  max-width: 760px;
}

.page-products .section-title {
  margin-top: 10px;
}

.page-products .section-note {
  margin-top: 12px;
}

.page-products .prod-subtitle {
  font-size: 18px;
  margin: 0 0 10px;
  letter-spacing: 0.01em;
}

/* ---------- hero ---------- */

.page-products .prod-hero {
  padding-top: 28px;
}

.page-products .prod-hero-grid {
  display: grid;
  gap: 28px;
}

.page-products .prod-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 7.4vw, 56px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.015em;
}

.page-products .prod-hero .lede {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--snow);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .prod-hero-side {
  border: var(--prod-line);
  background: var(--ink-700);
  box-shadow: var(--stamp-shadow);
  padding: 20px 20px 8px;
}

.page-products .prod-side-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
  text-transform: uppercase;
}

.page-products .prod-side-stats {
  margin: 14px 0 0;
}

.page-products .prod-side-stats > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--ink-line);
}

.page-products .prod-side-stats > div:last-child {
  border-bottom: none;
}

.page-products .prod-side-stats dt {
  font-size: 14px;
  color: var(--mist);
}

.page-products .prod-side-stats dd {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--lime);
}

/* ---------- 三条服务线 ---------- */

.page-products .prod-line-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .prod-line {
  padding: var(--prod-pad);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .prod-line h3 {
  font-size: 22px;
  margin: 0;
  line-height: 1.3;
}

.page-products .prod-line p {
  margin: 0;
  font-size: 15.5px;
}

.page-products .prod-line-meta {
  color: var(--mist);
  font-size: 14px;
  border-top: 1px dashed var(--ink-line);
  padding-top: 12px;
  margin-top: auto;
}

.page-products .prod-line-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(56, 224, 200, 0.4);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-products .prod-line-link:hover,
.page-products .prod-line-link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- V3 导出 ---------- */

.page-products .prod-v3-grid {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-products .prod-datasets {
  border-top: var(--prod-line);
}

.page-products .prod-dataset {
  border-bottom: var(--prod-line);
  background: var(--ink-700);
}

.page-products .prod-dataset > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .prod-dataset > summary::-webkit-details-marker {
  display: none;
}

.page-products .prod-dataset > summary:hover,
.page-products .prod-dataset > summary:focus-visible {
  background: var(--ink-900);
}

.page-products .prod-dataset[open] > summary {
  background: var(--ink-900);
  color: var(--lime);
}

.page-products .prod-ds-idx {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
  border: 1px solid var(--ink-line);
  padding: 2px 6px;
}

.page-products .prod-ds-name {
  font-size: 17px;
  font-weight: 700;
}

.page-products .prod-ds-toggle {
  position: relative;
  width: 16px;
  height: 16px;
  border: 1px solid var(--ink-line);
  flex: none;
}

.page-products .prod-ds-toggle::before,
.page-products .prod-ds-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  color: var(--lime);
  transition: transform var(--dur) var(--ease);
}

.page-products .prod-ds-toggle::before {
  width: 8px;
  height: 1px;
  transform: translate(-50%, -50%);
}

.page-products .prod-ds-toggle::after {
  width: 1px;
  height: 8px;
  transform: translate(-50%, -50%);
}

.page-products details[open] > summary .prod-ds-toggle::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-products .prod-ds-body {
  padding: 4px 16px 20px;
  background: var(--ink-900);
  border-top: 1px dashed var(--ink-line);
}

.page-products .prod-ds-body p {
  margin: 14px 0 0;
  font-size: 15px;
  color: var(--snow);
}

.page-products .prod-ds-caption {
  font-size: 12px !important;
  letter-spacing: 0.14em;
  color: var(--mist) !important;
  text-transform: uppercase;
}

.page-products .prod-ds-table {
  width: 100%;
  margin-top: 8px;
  font-size: 13.5px;
  border-collapse: collapse;
}

.page-products .prod-ds-table th,
.page-products .prod-ds-table td {
  border: 1px solid var(--ink-line);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

.page-products .prod-ds-table th {
  background: var(--ink-700);
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.page-products .prod-ds-table .num {
  white-space: nowrap;
  color: var(--cyan);
}

.page-products .prod-v3-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-products .prod-v3-figure {
  border: var(--prod-line);
  box-shadow: var(--stamp-shadow);
}

.page-products .prod-formats {
  border: var(--prod-line);
  background: var(--ink-700);
  padding: 18px;
}

.page-products .prod-format-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-format-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.7;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--ink-line);
}

.page-products .prod-format-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-products .prod-format-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  background: var(--amber);
  padding: 2px 7px;
  white-space: nowrap;
}

/* ---------- 版本演进带 ---------- */

.page-products .prod-evolution {
  background: var(--ink-900);
  margin-top: 10px;
}

.page-products .prod-evolution-inner {
  display: grid;
  gap: 26px;
  padding-top: 46px;
  padding-bottom: 46px;
}

.page-products .prod-evolution-media {
  border: var(--prod-line);
  box-shadow: var(--stamp-shadow);
  max-width: 340px;
}

.page-products .prod-stage-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .prod-stage {
  border-left: 3px solid var(--ink-line);
  padding: 2px 0 2px 16px;
}

.page-products .prod-stage-v2 {
  border-left-color: var(--cyan);
}

.page-products .prod-stage-v3 {
  border-left-color: var(--lime);
}

.page-products .prod-stage-idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .prod-stage-v3 .prod-stage-idx {
  color: var(--lime);
}

.page-products .prod-stage h3 {
  margin: 6px 0 6px;
  font-size: 19px;
}

.page-products .prod-stage p {
  margin: 0;
  font-size: 15px;
  color: var(--mist);
}

/* ---------- 配额 ---------- */

.page-products .prod-quota-switch {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-products .prod-tier {
  border: var(--prod-line);
  background: var(--ink-700);
  box-shadow: var(--stamp-shadow);
}

.page-products .prod-tier > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .prod-tier > summary::-webkit-details-marker {
  display: none;
}

.page-products .prod-tier[open] > summary {
  background: var(--lime);
  color: var(--ink-900);
}

.page-products .prod-tier[open] > summary .prod-ds-toggle::before,
.page-products .prod-tier[open] > summary .prod-ds-toggle::after {
  color: var(--ink-900);
  background: var(--ink-900);
}

.page-products .prod-tier[open] > summary .prod-ds-toggle {
  border-color: var(--ink-900);
}

.page-products .prod-tier-name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-products .prod-tier-for {
  font-size: 13.5px;
  color: var(--mist);
}

.page-products .prod-tier[open] > summary .prod-tier-for {
  color: rgba(6, 10, 18, 0.72);
}

.page-products .prod-tier-body {
  padding: 18px 16px 22px;
  border-top: 1px dashed var(--ink-line);
}

.page-products .prod-tier-body p {
  margin: 0;
  font-size: 15px;
}

.page-products .prod-tier-points {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .prod-tier-points li {
  font-size: 14.5px;
  color: var(--mist);
  border-left: 2px solid var(--flame);
  padding-left: 12px;
}

.page-products .prod-tier-points .mono {
  color: var(--flame);
  font-weight: 700;
}

.page-products .prod-quota-tail {
  margin-top: 22px;
  font-size: 15px;
  color: var(--mist);
  max-width: 68ch;
}

.page-products .prod-quota-tail a {
  color: var(--cyan);
}

/* ---------- 账号额度 ---------- */

.page-products .prod-credit-grid {
  display: grid;
  gap: 26px;
}

.page-products .prod-credit-main p {
  margin-top: 12px;
  font-size: 15.5px;
  max-width: 62ch;
}

.page-products .prod-credit-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-products .prod-credit-list li {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: baseline;
  gap: 10px;
  border-bottom: 1px solid var(--ink-line);
  padding-bottom: 10px;
}

.page-products .prod-credit-name {
  font-size: 15px;
  color: var(--snow);
  letter-spacing: 0.02em;
}

.page-products .prod-credit-num {
  font-size: 26px;
  font-weight: 800;
  color: var(--lime);
  line-height: 1;
}

.page-products .prod-credit-unit {
  font-size: 12.5px;
  color: var(--mist);
}

.page-products .prod-credit-bar {
  grid-column: 1 / -1;
  display: block;
  height: 4px;
  background: var(--ink-700);
  position: relative;
  overflow: hidden;
}

.page-products .prod-credit-bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--lime));
}

.page-products .prod-credit-list li:nth-child(1) .prod-credit-bar i {
  width: 9%;
}

.page-products .prod-credit-list li:nth-child(2) .prod-credit-bar i {
  width: 32%;
}

.page-products .prod-credit-list li:nth-child(3) .prod-credit-bar i {
  width: 100%;
}

.page-products .prod-credit-note {
  margin-top: 18px;
  font-size: 13.5px !important;
  color: var(--mist) !important;
}

.page-products .prod-credit-figure {
  border: var(--prod-line);
  box-shadow: var(--stamp-shadow);
}

/* ---------- 电脑端与移动端 ---------- */

.page-products .prod-device-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .prod-device-card {
  padding: var(--prod-pad);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .prod-device-card h3 {
  margin: 0;
  font-size: 21px;
}

.page-products .prod-device-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 15px;
}

.page-products .prod-device-card li::marker {
  color: var(--lime);
}

.page-products .prod-device-note {
  margin: 0;
  font-size: 14px;
  color: var(--mist);
  border-top: 1px dashed var(--ink-line);
  padding-top: 12px;
}

.page-products .prod-device-card .prod-line-link {
  margin-top: auto;
}

.page-products .prod-device-figure {
  margin-top: 22px;
  border: var(--prod-line);
  box-shadow: var(--stamp-shadow);
}

/* ---------- 接入流程 ---------- */

.page-products .prod-onboard-panel {
  border: var(--prod-line);
  background: var(--ink-900);
  overflow: hidden;
}

.page-products .prod-onboard-media {
  display: block;
  border-bottom: 1px solid var(--ink-line);
}

.page-products .prod-onboard-body {
  padding: 26px 20px 30px;
}

.page-products .prod-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .prod-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
}

.page-products .prod-step-idx {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--amber);
  color: var(--ink-900);
  font-weight: 800;
  font-size: 15px;
  flex: none;
}

.page-products .prod-steps h3 {
  margin: 4px 0 6px;
  font-size: 18px;
}

.page-products .prod-steps p {
  margin: 0;
  font-size: 14.5px;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 典型场景 ---------- */

.page-products .prod-scene-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .prod-scene {
  border: var(--prod-line);
  background: var(--ink-700);
  padding: var(--prod-pad);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.page-products .prod-scene::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 42px;
  background: var(--cyan);
}

.page-products .prod-scene h3 {
  margin: 0;
  font-size: 19px;
}

.page-products .prod-scene p {
  margin: 0;
  font-size: 14.5px;
  color: var(--mist);
  line-height: 1.8;
}

.page-products .prod-tail {
  margin-top: 26px;
  font-size: 15px;
  color: var(--mist);
  border-top: 1px solid var(--ink-line);
  padding-top: 18px;
  max-width: 70ch;
}

.page-products .prod-tail a {
  color: var(--cyan);
}

/* ---------- 图片通用 ---------- */

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

.page-products .prod-credit-figure img {
  object-fit: contain;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-products {
    --prod-pad: 24px;
  }

  .page-products .prod-line-grid,
  .page-products .prod-device-grid,
  .page-products .prod-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-onboard-body {
    padding: 32px 30px 36px;
  }

  .page-products .prod-ds-table th,
  .page-products .prod-ds-table td {
    padding: 9px 12px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
    gap: 40px;
    align-items: end;
  }

  .page-products .prod-evolution-inner {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: 36px;
    align-items: start;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .page-products .prod-credit-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 36px;
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-products .prod-line-grid,
  .page-products .prod-scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-v3-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 34px;
    align-items: start;
  }

  .page-products .prod-device-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1180px) {
  .page-products .prod-scene-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-onboard-panel {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: stretch;
  }

  .page-products .prod-onboard-media {
    border-bottom: none;
    border-right: 1px solid var(--ink-line);
    height: 100%;
  }

  .page-products .prod-onboard-body {
    padding: 40px 38px 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-dataset > summary,
  .page-products .prod-tier > summary,
  .page-products .prod-ds-toggle::before,
  .page-products .prod-ds-toggle::after {
    transition: none;
  }
}
</final_ai_reply>