.page-products {
  --page-space: clamp(1.25rem, 4vw, 3rem);
  --page-card-line: rgba(192, 192, 192, 0.22);
  --page-accent-soft: rgba(57, 255, 20, 0.08);
  background: var(--color-bg);
  color: var(--color-text);
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--page-space) 0;
}

.page-products .breadcrumb__item {
  color: var(--color-muted);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.page-products .breadcrumb__item[aria-current="page"] {
  color: var(--color-accent);
}

.page-products .app-hero {
  position: relative;
  display: grid;
  gap: var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--page-space);
}

.page-products .app-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(57, 255, 20, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: 0;
}

.page-products .app-hero__copy {
  position: relative;
  z-index: 1;
}

.page-products .app-hero__overline {
  color: var(--color-accent);
}

.page-products .app-hero__title {
  margin: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.page-products .app-hero__lead {
  max-width: 36em;
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
}

.page-products .app-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.page-products .app-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  max-width: 420px;
  margin: var(--space-6) 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--page-card-line);
}

.page-products .app-hero__stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-products .app-hero__stat dt {
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .app-hero__stat dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.375rem;
}

.page-products .app-hero__visual {
  position: relative;
  z-index: 1;
}

.page-products .app-hero__frame {
  padding: var(--space-3);
  border: 1px solid var(--page-card-line);
  background: linear-gradient(145deg, var(--color-surface), var(--color-bg-deep));
  transform: rotate(1deg);
}

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

.page-products .app-hero__tag {
  position: absolute;
  padding: var(--space-2) var(--space-3);
  background: var(--color-accent);
  color: var(--color-bg-deep);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .app-hero__tag--one {
  top: -10px;
  left: -8px;
  transform: rotate(-3deg);
}

.page-products .app-hero__tag--two {
  right: -6px;
  bottom: -10px;
  transform: rotate(2deg);
}

.page-products .app-features,
.page-products .app-v3,
.page-products .app-update,
.page-products .app-security,
.page-products .app-cta {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--page-space);
}

.page-products .app-features {
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

.page-products .app-features__head {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-4) 0 var(--space-6);
}

.page-products .filter-btn {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--page-card-line);
  background: rgba(17, 34, 64, 0.6);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .filter-btn.is-active,
.page-products .filter-btn:hover,
.page-products .filter-btn:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: inset 0 -2px 0 var(--color-accent);
  outline: none;
}

.page-products .app-feature-layout {
  display: grid;
  gap: var(--space-6);
}

.page-products .app-feature-side {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.page-products .app-feature-side__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--page-card-line);
  color: var(--color-muted);
  font-size: 0.875rem;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-products .app-feature-side__link span {
  font-family: var(--font-display);
  color: var(--color-accent);
}

.page-products .app-feature-side__link:hover,
.page-products .app-feature-side__link:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-text);
  outline: none;
}

.page-products .app-feature-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-products .app-feature-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--page-card-line);
  background: linear-gradient(145deg, rgba(17, 34, 64, 0.92), rgba(10, 25, 47, 0.82));
  padding: var(--space-6);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .app-feature-card:hover {
  border-color: rgba(57, 255, 20, 0.7);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transform: translateY(-2px);
}

.page-products .app-feature-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-accent);
  opacity: 0.8;
}

.page-products .app-feature-card--lg::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, transparent 12px, var(--color-accent) 12px);
  opacity: 0.5;
  pointer-events: none;
}

.page-products .app-feature-card__top {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.page-products .app-feature-card__no {
  color: var(--color-muted);
  font-family: var(--font-display);
  font-size: 0.875rem;
}

.page-products .app-feature-card__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
  color: var(--color-accent);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-products .app-feature-card__status .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 8px rgba(57, 255, 20, 0.7);
}

.page-products .app-feature-card__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.1;
}

.page-products .app-feature-card p {
  margin: 0 0 var(--space-4);
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products .app-feature-card__foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--page-card-line);
}

.page-products .app-feature-card__meta {
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--page-card-line);
  color: var(--color-metal);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-products .app-features__note {
  margin-top: var(--space-6);
}

.page-products .app-features__note a {
  color: var(--color-blue);
  text-underline-offset: 4px;
}

.page-products .app-shooting {
  display: grid;
  gap: var(--space-6);
  border-top: 1px solid var(--page-card-line);
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

.page-products .app-shooting__visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--page-card-line);
  object-fit: cover;
}

.page-products .app-shooting__desc {
  color: var(--color-muted);
  line-height: 1.7;
}

.page-products .app-device-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: var(--space-4);
  border: 1px solid var(--page-card-line);
  background: rgba(10, 25, 47, 0.4);
}

.page-products .app-device-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .app-device-switch__tab {
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid transparent;
  color: var(--color-muted);
  font-size: 0.8125rem;
  text-align: center;
  cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-products .app-device-switch__input:checked+.app-device-switch__tab {
  border-bottom-color: var(--color-accent);
  background: var(--page-accent-soft);
  color: var(--color-text);
}

.page-products .app-device-switch__input:focus-visible+.app-device-switch__tab {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.page-products .app-device-panel {
  display: none;
  grid-column: 1 / -1;
  padding: var(--space-4);
  border-top: 1px solid var(--page-card-line);
  background: rgba(10, 25, 47, 0.55);
}

.page-products .app-device-panel h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.page-products .app-device-panel p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products #device-android:checked~.app-device-panel--android {
  display: block;
}

.page-products #device-ios:checked~.app-device-panel--ios {
  display: block;
}

.page-products .app-v3 {
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

.page-products .app-v3__head {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-products .app-v3__grid {
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

.page-products .app-v3-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .app-v3-list__item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--page-card-line);
}

.page-products .app-v3-list__no {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.page-products .app-v3-list__content h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.2;
}

.page-products .app-v3-list__content p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products .app-v3-note {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-4);
  border: 1px solid var(--page-card-line);
  background: rgba(17, 34, 64, 0.55);
}

.page-products .app-v3-note p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products .app-v3__visual {
  display: grid;
  gap: var(--space-4);
}

.page-products .app-v3-figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0;
  padding: var(--space-3);
  border: 1px solid var(--page-card-line);
  background: var(--color-surface);
  position: relative;
}

.page-products .app-v3-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .app-v3-figure figcaption {
  color: var(--color-muted);
  font-size: 0.8125rem;
  line-height: 1.6;
}

.page-products .app-heatmap-tip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.page-products .app-v3-figure--main:hover .app-heatmap-tip,
.page-products .app-v3-figure--main:focus-within .app-heatmap-tip {
  opacity: 1;
}

.page-products .app-heatmap-tip span {
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--page-card-line);
  color: var(--color-metal);
  font-size: 0.75rem;
  background: rgba(10, 25, 47, 0.6);
}

.page-products .app-v3-figure--main::after {
  content: "悬停查看区域标注";
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: var(--space-1) var(--space-2);
  background: var(--color-accent);
  color: var(--color-bg-deep);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-products .app-v3-tag-card {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  align-content: center;
  min-height: 100%;
  border: 1px solid var(--page-card-line);
  background: rgba(17, 34, 64, 0.5);
}

.page-products .app-update {
  border-top: 1px solid var(--page-card-line);
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

.page-products .app-update__head {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-products .app-update__grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.page-products .app-update-item {
  position: relative;
  padding: var(--space-6);
  border: 1px solid var(--page-card-line);
  background: rgba(17, 34, 64, 0.55);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .app-update-item:hover {
  border-color: rgba(57, 255, 20, 0.5);
  transform: translateY(-2px);
}

.page-products .app-update-item__no {
  color: var(--color-metal);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
}

.page-products .app-update-item h3 {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.2;
}

.page-products .app-update-item p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products .app-security {
  display: grid;
  gap: var(--space-6);
  border-top: 1px solid var(--page-card-line);
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

.page-products .app-security__visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--page-card-line);
  object-fit: cover;
}

.page-products .app-security__list {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  padding: 0;
  list-style: none;
}

.page-products .app-security__list li {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--page-card-line);
}

.page-products .app-security__list li>span {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-products .app-security__list li p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products .app-security__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.page-products .app-cta__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  border: 1px solid var(--page-card-line);
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.09), rgba(123, 47, 247, 0.06));
}

.page-products .app-cta__inner p:last-child {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
}

@media (min-width: 640px) {
  .page-products .app-v3__visual {
    grid-template-columns: 5fr 4fr;
    grid-template-rows: auto auto;
  }

  .page-products .app-v3-figure--main {
    grid-column: 1;
    grid-row: 1 / 3;
  }

  .page-products .app-v3-figure--replay {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .app-v3-tag-card {
    grid-column: 2;
    grid-row: 2;
  }

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

@media (min-width: 700px) {
  .page-products .app-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-products .app-cta__inner>.btn {
    flex-shrink: 0;
  }
}

@media (min-width: 760px) {
  .page-products .app-feature-cards {
    grid-template-columns: repeat(6, 1fr);
    align-items: start;
  }

  .page-products .app-feature-card--lg {
    grid-column: span 4;
  }

  .page-products .app-feature-card--sm {
    grid-column: span 2;
  }

  .page-products .app-feature-card--md {
    grid-column: span 3;
  }
}

@media (min-width: 900px) {
  .page-products .app-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
    min-height: 560px;
    align-items: center;
  }

  .page-products .app-feature-layout {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-products .app-feature-side {
    position: sticky;
    top: calc(var(--header-height) + var(--space-4));
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
    padding: var(--space-4) 0;
  }

  .page-products .app-feature-side__link {
    justify-content: space-between;
    border: 0;
    border-left: 3px solid transparent;
    padding: var(--space-3);
  }

  .page-products .app-feature-side__link:hover,
  .page-products .app-feature-side__link:focus-visible {
    border-left-color: var(--color-accent);
    background: var(--page-accent-soft);
  }

  .page-products .app-shooting {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-8);
    align-items: center;
  }

  .page-products .app-v3__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--space-8);
  }

  .page-products .app-security {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-8);
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-products .app-hero {
    gap: var(--space-10);
  }

  .page-products .app-feature-cards {
    gap: var(--space-6);
  }
}

.page-products {
  --space-10: var(--space-1);
  --space-8: var(--space-6);
}