.page-products {
  --da-card-bg: rgba(17, 56, 45, 0.55);
  --da-panel-bg: rgba(10, 36, 28, 0.62);
  --da-hair: 1px solid var(--c-line);
  --da-gap: var(--sp-5);
  --da-pad: clamp(1rem, 3vw, 1.75rem);
}

.page-products .da-crumb {
  padding-block: var(--sp-3) var(--sp-1);
}

.page-products .da-crumb .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--c-mist);
}

.page-products .da-crumb .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: var(--sp-2);
  color: var(--c-line);
}

.page-products .da-crumb .breadcrumb-link {
  color: var(--c-mist);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-products .da-crumb .breadcrumb-link:hover,
.page-products .da-crumb .breadcrumb-link:focus-visible {
  color: var(--c-neon);
}

.page-products .da-crumb .breadcrumb-current {
  color: var(--c-paper);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

/* —— 首屏 —— */
.page-products .da-hero {
  position: relative;
  padding-block: var(--sp-5) var(--sp-7);
  background:
    radial-gradient(58% 52% at 82% 8%, rgba(54, 241, 205, 0.14), transparent 70%),
    radial-gradient(46% 48% at 4% 92%, rgba(255, 90, 54, 0.1), transparent 72%);
}

.page-products .da-hero__grid {
  display: grid;
  gap: var(--sp-6);
  align-items: end;
}

.page-products .da-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 7vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: var(--sp-3) 0 var(--sp-4);
  color: var(--c-paper);
}

.page-products .da-hero__lede {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-mist);
  max-width: 40ch;
  margin: 0 0 var(--sp-5);
}

.page-products .da-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

.page-products .da-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-3) var(--sp-4);
  margin: 0;
  padding-top: var(--sp-4);
  border-top: var(--da-hair);
}

.page-products .da-fact dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-mist);
  margin-bottom: var(--sp-1);
}

.page-products .da-fact dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-paper);
}

.page-products .da-num {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--c-neon-soft);
  letter-spacing: -0.02em;
}

.page-products .da-hero__media {
  position: relative;
  margin: 0;
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-shadow);
  box-shadow: var(--shadow-low);
}

.page-products .da-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(43, 92, 76, 0.28) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(43, 92, 76, 0.28) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.55;
}

.page-products .da-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-products .da-hero__media figcaption {
  position: relative;
  z-index: 1;
  padding: var(--sp-3) var(--sp-4);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--c-mist);
  border-top: var(--da-hair);
  background: rgba(5, 19, 15, 0.85);
}

/* —— 区块标题 —— */
.page-products .da-sec-head {
  max-width: 46rem;
  margin-bottom: var(--sp-6);
}

.page-products .da-sec-head--narrow {
  max-width: 34rem;
}

.page-products .da-sec-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.4vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-paper);
  margin: var(--sp-3) 0 var(--sp-3);
}

.page-products .da-sec-head p {
  margin: 0;
  color: var(--c-mist);
  line-height: 1.75;
  font-size: 0.96rem;
}

/* —— 三套栏目 —— */
.page-products .da-modules__grid {
  display: grid;
  gap: var(--da-gap);
}

.page-products .da-mod {
  position: relative;
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  padding: var(--da-pad);
  background: linear-gradient(165deg, var(--da-card-bg), rgba(10, 36, 28, 0.85));
  box-shadow: var(--shadow-low);
  overflow: hidden;
}

.page-products .da-mod--film {
  background: linear-gradient(200deg, rgba(10, 36, 28, 0.95), rgba(17, 56, 45, 0.55));
}

.page-products .da-mod--archive {
  background: linear-gradient(150deg, rgba(17, 56, 45, 0.7), rgba(5, 19, 15, 0.9));
  border-color: var(--c-line);
}

.page-products .da-mod__head {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: var(--da-hair);
}

.page-products .da-ico {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  color: var(--c-neon);
}

.page-products .da-mod__idx {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--c-line);
}

.page-products .da-mod h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  line-height: 1.28;
  color: var(--c-paper);
  margin: 0 0 var(--sp-3);
}

.page-products .da-mod p {
  margin: 0 0 var(--sp-4);
  color: var(--c-mist);
  line-height: 1.75;
  font-size: 0.94rem;
}

.page-products .da-mod__media {
  margin: var(--sp-4) 0 0;
  border: var(--da-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-shadow);
}

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

.page-products .da-mod__media--wide img {
  aspect-ratio: 12 / 7;
}

.page-products .da-mod__media--tall img {
  aspect-ratio: 9 / 11;
}

.page-products .da-mod__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: var(--sp-3);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(54, 241, 205, 0.35);
}

.page-products .da-mod__link:hover,
.page-products .da-mod__link:focus-visible {
  color: var(--c-neon-soft);
  border-bottom-color: var(--c-neon-soft);
}

.page-products .da-mod__note {
  font-size: 0.85rem;
  color: var(--c-mist);
  padding-left: var(--sp-3);
  border-left: 2px solid var(--c-flame);
}

.page-products .da-mod__archive-body {
  display: grid;
  gap: var(--sp-4);
}

/* 时间轴 */
.page-products .da-timeline {
  list-style: none;
  margin: 0 0 var(--sp-2);
  padding: 0 0 0 18px;
  position: relative;
}

.page-products .da-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(var(--c-neon), var(--c-line));
}

.page-products .da-timeline li {
  position: relative;
  display: flex;
  gap: var(--sp-3);
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(43, 92, 76, 0.65);
}

.page-products .da-timeline li:last-child {
  border-bottom: 0;
}

.page-products .da-timeline li::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 14px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-turf);
  border: 1px solid var(--c-neon);
}

.page-products .da-timeline li:first-child::before {
  background: var(--c-neon);
  box-shadow: 0 0 0 4px rgba(54, 241, 205, 0.15);
}

.page-products .da-timeline__t {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-neon-soft);
  min-width: 4.2em;
}

.page-products .da-timeline__n {
  font-size: 0.86rem;
  color: var(--c-paper);
}

/* 胶片条 */
.page-products .da-film {
  display: flex;
  gap: 6px;
  padding: 8px;
  border: var(--da-hair);
  border-radius: var(--radius);
  background: rgba(2, 8, 6, 0.6);
}

.page-products .da-film span {
  position: relative;
  flex: 1 1 0;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(43, 92, 76, 0.9);
  border-radius: 2px;
  background: linear-gradient(140deg, rgba(54, 241, 205, 0.18), rgba(17, 56, 45, 0.95));
}

.page-products .da-film span:last-child {
  border-color: var(--c-neon);
}

.page-products .da-film span:last-child::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 0;
  height: 0;
  border-left: 8px solid var(--c-neon-soft);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* —— 版本对比 —— */
.page-products .da-versions {
  background: linear-gradient(180deg, transparent, rgba(10, 36, 28, 0.55), transparent);
}

.page-products .da-vtable {
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--da-panel-bg);
}

.page-products .da-vtable table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  color: var(--c-mist);
}

.page-products .da-vtable caption {
  caption-side: top;
  text-align: left;
  padding: var(--sp-4);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-mist);
  border-bottom: var(--da-hair);
}

.page-products .da-vtable th,
.page-products .da-vtable td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(43, 92, 76, 0.55);
  line-height: 1.65;
}

.page-products .da-vtable thead th {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-mist);
  background: rgba(5, 19, 15, 0.7);
}

.page-products .da-vtable tbody th {
  font-weight: 600;
  color: var(--c-paper);
  white-space: nowrap;
}

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

.page-products .da-vtable .is-current {
  color: var(--c-paper);
  background: rgba(54, 241, 205, 0.07);
}

.page-products .da-vtable thead th.is-current {
  color: var(--c-neon);
  background: rgba(54, 241, 205, 0.12);
}

.page-products .da-vt__k {
  display: none;
}

.page-products .da-versions__foot {
  margin: var(--sp-4) 0 0;
  font-size: 0.88rem;
  color: var(--c-mist);
  line-height: 1.7;
}

.page-products .da-versions__foot a,
.page-products .da-faq__more a {
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(54, 241, 205, 0.4);
}

.page-products .da-versions__foot a:hover,
.page-products .da-faq__more a:hover {
  color: var(--c-neon-soft);
}

/* —— 三步进入 —— */
.page-products .da-flow__grid {
  list-style: none;
  display: grid;
  gap: var(--sp-4);
  margin: 0;
  padding: 0;
}

.page-products .da-step {
  position: relative;
  padding: var(--da-pad);
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(17, 56, 45, 0.8), rgba(10, 36, 28, 0.92));
  overflow: hidden;
}

.page-products .da-step::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 34px;
  height: 34px;
  background: var(--c-void);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.page-products .da-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: rgba(54, 241, 205, 0.75);
  margin-bottom: var(--sp-2);
}

.page-products .da-step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--c-paper);
  margin: 0 0 var(--sp-2);
}

.page-products .da-step p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-products .da-flow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}

/* —— 企业资料 —— */
.page-products .da-archive {
  background:
    radial-gradient(50% 60% at 92% 20%, rgba(255, 181, 71, 0.08), transparent 68%),
    linear-gradient(180deg, transparent, rgba(5, 19, 15, 0.6));
}

.page-products .da-archive__grid {
  display: grid;
  gap: var(--sp-6);
  align-items: start;
}

.page-products .da-archive__media {
  margin: 0;
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-shadow);
  box-shadow: var(--shadow-low);
}

.page-products .da-archive__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 11;
  object-fit: cover;
}

.page-products .da-archive__body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.15;
  color: var(--c-paper);
  margin: var(--sp-3) 0 var(--sp-3);
}

.page-products .da-archive__body > p {
  color: var(--c-mist);
  line-height: 1.8;
  font-size: 0.95rem;
  margin: 0 0 var(--sp-4);
}

.page-products .da-archive__body .index-list {
  list-style: none;
  margin: 0 0 var(--sp-4);
  padding: 0;
  border-top: var(--da-hair);
}

.page-products .index-item {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: var(--sp-3);
  align-items: start;
  padding: var(--sp-3) 0;
  border-bottom: var(--da-hair);
}

.page-products .index-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  padding-top: 0.15rem;
}

.page-products .index-text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--c-paper);
}

.page-products .da-archive__note {
  padding: var(--sp-3) var(--sp-4);
  border-left: 2px solid var(--c-amber);
  background: rgba(255, 181, 71, 0.07);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.88rem;
}

/* —— 设备与可访问性 —— */
.page-products .da-devices__grid {
  display: grid;
  gap: var(--sp-6);
  align-items: start;
}

.page-products .da-devices__media {
  margin: 0;
  border: var(--da-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-shadow);
}

.page-products .da-devices__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-products .da-devices__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

.page-products .da-device {
  padding: var(--sp-4);
  border: var(--da-hair);
  border-radius: var(--radius);
  background: var(--da-panel-bg);
}

.page-products .da-device h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--c-neon-soft);
  margin: 0 0 var(--sp-2);
}

.page-products .da-device p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-mist);
}

/* —— 常见疑问 —— */
.page-products .da-faq {
  padding-bottom: var(--sp-8);
}

.page-products .da-faq__item {
  border: var(--da-hair);
  border-radius: var(--radius);
  background: var(--da-panel-bg);
}

.page-products .da-faq__item + .da-faq__item {
  margin-top: var(--sp-3);
}

.page-products .da-faq__item[open] {
  border-color: rgba(54, 241, 205, 0.55);
  background: rgba(17, 56, 45, 0.7);
}

.page-products .da-faq__q {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-height: 44px;
  padding: 16px 48px 16px 16px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-paper);
  list-style: none;
  line-height: 1.5;
}

.page-products .da-faq__q::-webkit-details-marker {
  display: none;
}

.page-products .da-faq__q::after {
  content: "+";
  position: absolute;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--c-neon);
}

.page-products .da-faq__item[open] .da-faq__q::after {
  content: "–";
}

.page-products .da-faq__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--c-line);
  flex: 0 0 auto;
}

.page-products .da-faq__a {
  padding: 0 16px 18px 16px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-mist);
  border-top: 1px dashed rgba(43, 92, 76, 0.6);
  margin-top: 2px;
  padding-top: var(--sp-3);
}

.page-products .da-faq__more {
  margin: var(--sp-5) 0 0;
  font-size: 0.9rem;
  color: var(--c-mist);
  line-height: 1.75;
}

/* —— 响应式 —— */
@media (min-width: 640px) {
  .page-products .da-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .da-hero {
    padding-block: var(--sp-6) var(--sp-8);
  }

  .page-products .da-hero__grid {
    grid-template-columns: 1.02fr 0.98fr;
    gap: var(--sp-7);
  }

  .page-products .da-hero__lede {
    font-size: 1.05rem;
  }

  .page-products .da-modules__grid {
    grid-template-columns: repeat(12, 1fr);
    align-items: start;
  }

  .page-products .da-mod--schedule {
    grid-column: 1 / span 5;
  }

  .page-products .da-mod--film {
    grid-column: 6 / span 7;
  }

  .page-products .da-mod--archive {
    grid-column: 2 / span 10;
    margin-top: var(--sp-3);
  }

  .page-products .da-mod__archive-body {
    grid-template-columns: 1fr 280px;
    gap: var(--sp-5);
    align-items: start;
  }

  .page-products .da-flow__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-products .da-flow__cta {
    margin-top: var(--sp-7);
  }

  .page-products .da-archive__grid {
    grid-template-columns: 0.82fr 1.18fr;
    gap: var(--sp-7);
    align-items: center;
  }

  .page-products .da-devices__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--sp-6);
    align-items: center;
  }

  .page-products .da-devices__list {
    gap: var(--sp-4);
  }
}

@media (min-width: 1024px) {
  .page-products .da-kicker {
    letter-spacing: 0.12em;
  }
}

@media (max-width: 719px) {
  .page-products .da-vtable {
    border: 0;
    background: transparent;
    overflow: visible;
  }

  .page-products .da-vtable table,
  .page-products .da-vtable tbody,
  .page-products .da-vtable tr,
  .page-products .da-vtable th,
  .page-products .da-vtable td {
    display: block;
    width: 100%;
  }

  .page-products .da-vtable caption {
    padding: var(--sp-2) 0 var(--sp-3);
    border-bottom: 0;
  }

  .page-products .da-vtable thead {
    display: none;
  }

  .page-products .da-vtable tbody tr {
    margin-bottom: var(--sp-4);
    border: var(--da-hair);
    border-radius: var(--radius);
    background: var(--da-panel-bg);
    overflow: hidden;
  }

  .page-products .da-vtable tbody tr:last-child {
    margin-bottom: 0;
  }

  .page-products .da-vtable tbody th {
    white-space: normal;
    font-family: var(--font-display);
    font-size: 1rem;
    padding: 14px 16px;
    background: rgba(5, 19, 15, 0.55);
    border-bottom: 1px solid rgba(43, 92, 76, 0.7);
  }

  .page-products .da-vtable td {
    border-bottom: 1px solid rgba(43, 92, 76, 0.4);
    padding: 12px 16px;
  }

  .page-products .da-vtable tbody tr td:last-child {
    border-bottom: 0;
  }

  .page-products .da-vtable td.is-current {
    background: rgba(54, 241, 205, 0.1);
    border-left: 2px solid var(--c-neon);
  }

  .page-products .da-vt__k {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.1em;
    color: var(--c-line);
    margin-bottom: 3px;
  }

  .page-products .da-vtable td.is-current .da-vt__k {
    color: var(--c-neon);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .da-step,
  .page-products .da-mod,
  .page-products .da-hero__media {
    box-shadow: none;
  }

  .page-products [data-reveal] {
    transform: none !important;
    transition: opacity 180ms linear !important;
  }
}
<<<END>>>