.page-products {
  background-color: var(--paper);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .ds-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 0 0 14px;
  line-height: 1.4;
}

.page-products .ds-eyebrow--block {
  display: block;
}

.page-products .ds-eyebrow::after {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--copper);
  margin-top: 7px;
}

.page-products .ds-section {
  padding: 52px 0;
}

.page-products h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.6vw, 2.44rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 16px;
}

.page-products h3 {
  font-family: var(--font-head);
  color: var(--ink);
}

.page-products p {
  line-height: 1.85;
}

.page-products .ds-btn {
  transition: transform 220ms var(--ease), background-color 220ms var(--ease), border-color 220ms var(--ease), color 220ms var(--ease);
}

.page-products .ds-btn:hover {
  transform: translateY(-2px);
}

.page-products .ds-media {
  margin: 0;
}

.page-products .ds-media img {
  width: 100%;
  border-radius: var(--radius-card);
  object-fit: cover;
  display: block;
}

.page-products .ds-media__caption {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .ds-fold__icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  justify-self: end;
}

.page-products .ds-fold__icon::before,
.page-products .ds-fold__icon::after {
  content: '';
  position: absolute;
  background: var(--copper);
  border-radius: 2px;
  transition: opacity 240ms var(--ease);
}

.page-products .ds-fold__icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .ds-fold__icon::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-products .ds-fold__trigger[aria-expanded="true"] .ds-fold__icon::after {
  opacity: 0;
}

.page-products .dl-step.ds-fold,
.page-products .dl-faq__item.ds-fold {
  border: 0;
  background: transparent;
  border-radius: 0;
}

/* ---------- 面包屑 ---------- */

.page-products .ds-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0 10px;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-products .ds-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-products .ds-breadcrumb li + li::before {
  content: '/';
  opacity: 0.5;
}

.page-products .ds-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .ds-breadcrumb a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* ---------- 首屏 ---------- */

.page-products .dl-hero {
  padding: 92px 0 8px;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(30, 58, 52, 0.075) 1px, transparent 1px);
  background-size: 20px 20px;
}

.page-products .dl-hero__grid {
  display: grid;
  gap: 36px;
}

.page-products .dl-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 12px 0 22px;
  max-width: 720px;
}

.page-products .dl-hero__text {
  font-size: 1.03rem;
  line-height: 1.9;
  color: var(--text);
  max-width: 42em;
  margin: 0 0 26px;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .dl-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.page-products .ds-fact {
  background: var(--card);
  padding: 16px 18px;
}

.page-products .ds-fact__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--copper);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-products .ds-fact__label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 设备选择 ---------- */

.page-products .dl-picker__head {
  margin-bottom: 24px;
}

.page-products .dl-picker__sub {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
  max-width: 44em;
  margin: 0 0 24px;
}

.page-products .dl-picker__bar {
  display: flex;
  gap: 6px;
  padding: 6px;
  margin-bottom: 28px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .dl-picker__bar::-webkit-scrollbar {
  display: none;
}

.page-products .dl-pill {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 220ms var(--ease), color 220ms var(--ease);
}

.page-products .dl-pill:hover {
  background: rgba(180, 112, 58, 0.13);
}

.page-products .dl-pill[aria-pressed="true"] {
  background: var(--copper);
  color: var(--card);
}

.page-products .dl-panels {
  display: grid;
  gap: 18px;
}

.page-products .dl-panel {
  position: relative;
  display: grid;
  gap: 22px;
  padding: 24px 24px 24px 28px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-products .dl-panel::before {
  content: '';
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--copper-soft);
}

.page-products .dl-panel h3 {
  font-size: 1.32rem;
  margin: 0 0 12px;
}

.page-products .dl-panel p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
  margin: 0 0 16px;
}

.page-products .dl-panel__body {
  min-width: 0;
}

.page-products .dl-spec-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .dl-spec-list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .dl-spec-list .ds-mono {
  color: var(--copper);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-products .dl-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .dl-panel__media {
  min-width: 0;
}

.page-products .dl-panel__media img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 三块内容 ---------- */

.page-products .dl-modules__grid {
  display: grid;
  gap: 34px;
}

.page-products .dl-modules__lead {
  font-size: 1.01rem;
  line-height: 1.88;
  color: var(--text);
  max-width: 36em;
  margin: 0 0 22px;
}

.page-products .dl-mod {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-mod__no {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--copper);
  padding-top: 4px;
}

.page-products .dl-mod h3 {
  font-size: 1.18rem;
  margin: 0 0 8px;
}

.page-products .dl-mod p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .dl-modules__media {
  margin-right: 10px;
}

.page-products .dl-modules__media img {
  aspect-ratio: 4 / 3;
  box-shadow: 8px 8px 0 var(--note);
}

/* ---------- 参数表 ---------- */

.page-products .dl-req__head {
  margin-bottom: 28px;
}

.page-products .dl-req__sub {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
  max-width: 42em;
  margin: 0;
}

.page-products .dl-table-wrap {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .ds-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .ds-table th,
.page-products .ds-table td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.72;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ds-table thead th {
  background: rgba(30, 58, 52, 0.055);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink);
  font-weight: 600;
  text-transform: uppercase;
}

.page-products .ds-table tbody th {
  width: 24%;
  font-weight: 600;
  color: var(--ink);
}

.page-products .ds-table .ds-mono {
  color: var(--copper);
}

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

/* ---------- 六步安装 ---------- */

.page-products .dl-install__head {
  margin-bottom: 26px;
}

.page-products .dl-install__sub {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
  max-width: 44em;
  margin: 0;
}

.page-products .dl-install__media {
  margin: 0 0 34px;
}

.page-products .dl-install__media img {
  aspect-ratio: 3 / 2;
}

.page-products .dl-steps {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 34px;
}

.page-products .dl-steps::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background-image: linear-gradient(to bottom, var(--copper-soft) 0, var(--copper-soft) 6px, transparent 6px, transparent 14px);
  background-size: 2px 14px;
  background-repeat: repeat-y;
}

.page-products .dl-step {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .dl-step:last-child {
  border-bottom: 0;
}

.page-products .dl-step::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 26px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--copper-soft);
  box-sizing: border-box;
  transition: background-color 320ms var(--ease), border-color 320ms var(--ease);
}

.page-products .dl-step.is-lit::before {
  background: var(--copper);
  border-color: var(--copper);
}

.page-products .dl-step__head {
  width: 100%;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 24px;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: 0;
  padding: 18px 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--ink);
}

.page-products .dl-step__no {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-products .dl-step__title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
  transition: color 200ms var(--ease);
}

.page-products .dl-step__head:hover .dl-step__title {
  color: var(--copper);
}

.page-products .dl-step__panel {
  padding: 0 0 20px;
}

.page-products .dl-step__panel p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--text);
  max-width: 46em;
}

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

.page-products .dl-step__panel a,
.page-products .dl-faq__panel a {
  color: var(--copper);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-soft);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .dl-step__panel a:hover,
.page-products .dl-faq__panel a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-products .dl-install__note {
  margin: 36px 0 0;
  max-width: 560px;
}

.page-products .dl-install__note img {
  aspect-ratio: 10 / 7;
}

/* ---------- 资料库分类 ---------- */

.page-products .dl-lib__head {
  display: grid;
  gap: 28px;
  margin-bottom: 34px;
}

.page-products .dl-lib__media img {
  aspect-ratio: 3 / 2;
}

.page-products .dl-lib__intro p {
  font-size: 1rem;
  line-height: 1.88;
  color: var(--text);
  max-width: 40em;
  margin: 0 0 14px;
}

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

.page-products .dl-lib__cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-products .dl-lib__card {
  padding: 18px 18px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  transition: border-color 220ms var(--ease), transform 220ms var(--ease), box-shadow 220ms var(--ease);
}

.page-products .dl-lib__card:hover {
  border-color: var(--copper-soft);
  transform: translateY(-3px);
  box-shadow: 0 12px 26px -18px rgba(18, 36, 32, 0.6);
}

.page-products .dl-lib__code {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper);
  margin-bottom: 10px;
}

.page-products .dl-lib__name {
  font-size: 1.02rem;
  margin: 0 0 6px;
  line-height: 1.45;
}

.page-products .dl-lib__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  opacity: 0.5;
  transition: opacity 220ms var(--ease), color 220ms var(--ease);
}

.page-products .dl-lib__card:hover .dl-lib__count {
  opacity: 1;
  color: var(--ink);
}

/* ---------- 版本节奏 ---------- */

.page-products .dl-cadence__panel {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 30px;
  padding: 32px 24px;
  background: var(--ink);
  border-radius: 20px;
}

.page-products .dl-cadence__panel::after {
  content: '';
  position: absolute;
  right: -70px;
  top: -70px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  border: 1px solid rgba(226, 185, 140, 0.3);
  pointer-events: none;
}

.page-products .dl-cadence h2 {
  color: var(--paper);
}

.page-products .dl-cadence .ds-eyebrow {
  color: var(--copper-soft);
}

.page-products .dl-cadence .ds-eyebrow::after {
  background: var(--copper-soft);
}

.page-products .dl-cadence__body {
  position: relative;
  z-index: 1;
}

.page-products .dl-cadence__body p {
  color: rgba(247, 242, 231, 0.82);
  font-size: 1rem;
  line-height: 1.88;
  max-width: 36em;
  margin: 0 0 24px;
}

.page-products .dl-cadence .ds-btn--copper {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--card);
}

.page-products .dl-cadence__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(247, 242, 231, 0.18);
  border-radius: 10px;
  overflow: hidden;
}

.page-products .dl-cadence__list li {
  display: grid;
  gap: 4px;
  padding: 16px 20px;
  background: var(--ink-deep);
}

.page-products .dl-cadence__tag {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--copper-soft);
}

.page-products .dl-cadence__list strong {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.04rem;
  color: var(--paper);
}

.page-products .dl-cadence__list li > span:last-child {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(247, 242, 231, 0.7);
}

/* ---------- 安装问答 ---------- */

.page-products .dl-faq__grid {
  display: grid;
  gap: 32px;
}

.page-products .dl-faq__aside p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
  max-width: 26em;
  margin: 0 0 22px;
}

.page-products .dl-faq__item {
  border-bottom: 1px solid var(--line);
}

.page-products .dl-faq__item:first-child {
  border-top: 1px solid var(--line);
}

.page-products .dl-faq__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px;
  gap: 16px;
  align-items: center;
  background: transparent;
  border: 0;
  padding: 20px 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
  transition: color 200ms var(--ease);
}

.page-products .dl-faq__trigger:hover {
  color: var(--copper);
}

.page-products .dl-faq__panel {
  padding: 0 0 22px;
}

.page-products .dl-faq__panel p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--text);
  max-width: 44em;
}

/* ---------- 收尾 ---------- */

.page-products .dl-tail {
  padding: 8px 0 72px;
}

.page-products .dl-tail__bar {
  display: grid;
  gap: 20px;
  padding: 26px 24px;
  background: var(--note);
  border: 1px solid rgba(180, 112, 58, 0.34);
  border-radius: var(--radius-card);
}

.page-products .dl-tail__bar p {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.72;
  color: var(--ink);
}

.page-products .dl-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (hover: none) {
  .page-products .dl-lib__count {
    opacity: 1;
    color: var(--ink);
  }
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-products .ds-section {
    padding: 72px 0;
  }

  .page-products .dl-modules__media img {
    box-shadow: 12px 12px 0 var(--note);
  }

  .page-products .dl-modules__media {
    margin-right: 14px;
  }

  .page-products .dl-lib__cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 880px) {
  .page-products .dl-panel {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
    padding: 32px 36px 32px 40px;
  }

  .page-products .dl-panel--single {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .dl-panel__body {
    max-width: 68ch;
  }

  .page-products .dl-panel__media img {
    aspect-ratio: 4 / 5;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero {
    padding-top: 140px;
  }

  .page-products .ds-section {
    padding: 86px 0;
  }

  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
    align-items: end;
  }

  .page-products .dl-modules__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 62px;
    align-items: start;
  }

  .page-products .dl-lib__head {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: center;
  }

  .page-products .dl-cadence__panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 54px;
    align-items: center;
    padding: 50px 54px;
  }
}

@media (min-width: 960px) {
  .page-products .dl-faq__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 62px;
    align-items: start;
  }

  .page-products .dl-tail__bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
    padding: 32px 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ds-btn:hover,
  .page-products .dl-lib__card:hover {
    transform: none;
  }

  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 1ms;
  }
}