.page-products {
  --prod-border: 2px solid var(--c-ink);
  --prod-shadow: 6px 6px 0 var(--c-ink);
  --prod-shadow-sm: 4px 4px 0 var(--c-ink);
  --prod-shadow-blue: 5px 5px 0 var(--c-blue);
  --prod-grid: rgba(15, 23, 42, 0.055);
  --prod-grid-lg: rgba(15, 23, 42, 0.08);
  background-color: var(--c-paper);
  background-image:
    linear-gradient(var(--prod-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--prod-grid) 1px, transparent 1px);
  background-size: 28px 28px;
  overflow-x: hidden;
}

.page-products .eyebrow__mark {
  display: inline-block;
  width: 0.55em;
  height: 0.55em;
  margin-right: 0.5em;
  background: var(--c-orange);
  transform: skewX(-12deg);
  vertical-align: baseline;
}

/* ============ Hero ============ */
.page-products .prod-hero {
  position: relative;
  padding: 2.5rem 0 3.25rem;
  border-bottom: var(--prod-border);
  background:
    radial-gradient(circle at 84% 16%, rgba(59, 130, 246, 0.12), transparent 38%),
    linear-gradient(135deg, rgba(249, 115, 22, 0.1) 0%, transparent 52%);
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 8px;
  background: linear-gradient(
    90deg,
    var(--c-orange) 0%,
    var(--c-orange) 22%,
    var(--c-blue) 22%,
    var(--c-blue) 58%,
    var(--c-green) 58%,
    var(--c-green) 78%,
    var(--c-yellow) 78%,
    var(--c-yellow) 100%
  );
}

.page-products .prod-hero__layout {
  display: grid;
  gap: 1.75rem;
  margin-top: 2.25rem;
}

.page-products .prod-hero__title {
  display: inline-block;
  max-width: 100%;
  margin: 0.6rem 0 1rem;
  padding: 0.08em 0.5em 0.1em;
  background: var(--c-ink);
  color: var(--c-white);
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 6vw, 3.75rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
  box-shadow: 8px 8px 0 var(--c-orange);
}

.page-products .prod-hero__lead {
  max-width: 38rem;
  margin: 0 0 1.25rem;
  padding-left: 0.85rem;
  border-left: 4px solid var(--c-blue);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.65;
}

.page-products .prod-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .prod-hero__stat {
  display: grid;
  gap: 0.25rem;
  min-width: 9rem;
  padding: 0.85rem 1rem;
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow-sm);
}

.page-products .prod-hero__stat-label {
  color: var(--c-graphite);
  font-size: var(--fs-small);
  line-height: 1.4;
}

.page-products .prod-hero__stat-value {
  color: var(--c-blue);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.1;
}

.page-products .prod-hero__stat-num {
  margin-right: 0.15rem;
  color: var(--c-ink);
  font-size: 2rem;
}

.page-products .prod-hero__index {
  position: relative;
  padding: 1.25rem 1.25rem 1.5rem;
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow);
}

.page-products .prod-hero__index::before {
  content: "";
  position: absolute;
  top: -8px;
  right: -8px;
  width: 24px;
  height: 24px;
  background: var(--c-orange);
  border: var(--prod-border);
}

.page-products .prod-hero__index-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.9rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px dashed var(--c-graphite);
  color: var(--c-slate);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-products .prod-hero__index-list {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-products .prod-hero__index-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.8rem;
  border: 2px solid transparent;
  color: var(--c-ink);
  font-weight: 700;
  text-decoration: none;
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.15s ease;
}

.page-products .prod-hero__index-link:hover,
.page-products .prod-hero__index-link:focus-visible {
  border-color: var(--c-ink);
  background: var(--c-paper);
  transform: translateX(4px);
}

.page-products .prod-hero__index-arrow {
  color: var(--c-orange);
  font-family: var(--font-mono);
}

/* ============ Switch ============ */
.page-products .prod-switch {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border-bottom: var(--prod-border);
  background: var(--c-white);
  scrollbar-width: none;
}

.page-products .prod-switch::-webkit-scrollbar {
  display: none;
}

.page-products .prod-switch__item {
  flex: 0 0 auto;
  padding: 0.85rem 1.1rem;
  border-inline-end: 1px solid rgba(15, 23, 42, 0.1);
  color: var(--c-graphite);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.page-products .prod-switch__item:hover {
  color: var(--c-ink);
}

.page-products .prod-switch__item--active {
  background: var(--c-orange);
  color: var(--c-white);
}

/* ============ Section scaffolding ============ */
.page-products .prod-section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
  border-bottom: 1px dashed rgba(15, 23, 42, 0.25);
}

.page-products .prod-section__head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.page-products .prod-section__num {
  display: inline-grid;
  place-items: center;
  width: 3.2rem;
  height: 3.2rem;
  border: 2px solid var(--c-ink);
  background: var(--c-white);
  box-shadow: var(--prod-shadow-sm);
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  transform: rotate(-4deg);
}

.page-products .prod-section__heading {
  min-width: 0;
}

.page-products .prod-section__title {
  margin: 0.2rem 0 0;
  color: var(--c-ink);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 900;
  line-height: var(--leading-tight);
}

.page-products .prod-section__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
  padding: 0.45em 0.7em;
  border: 2px solid var(--c-ink);
  box-shadow: 2px 2px 0 rgba(15, 23, 42, 0.5);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  font-weight: 700;
  line-height: 1;
}

.page-products .tag--orange {
  background: var(--c-orange);
  color: var(--c-white);
}

.page-products .tag--blue {
  background: var(--c-blue);
  color: var(--c-white);
}

.page-products .tag--yellow {
  background: var(--c-yellow);
  color: var(--c-ink);
}

.page-products .tag--green {
  background: var(--c-green);
  color: var(--c-ink);
}

/* ============ Media ============ */
.page-products .prod-media {
  position: relative;
  margin: 0;
}

.page-products .prod-media--screen,
.page-products .prod-media--banner,
.page-products .prod-media--portrait,
.page-products .prod-media--video,
.page-products .prod-media--multi {
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow);
}

.page-products .prod-media__img {
  display: block;
  width: 100%;
  height: auto;
  border-block-end: 2px solid var(--c-ink);
}

.page-products .prod-media--screen::before {
  content: "";
  display: block;
  height: 1.75rem;
  border-bottom: 2px solid var(--c-ink);
  background:
    radial-gradient(circle 5px at 12px 50%, var(--c-orange) 0 4px, transparent 5px),
    radial-gradient(circle 5px at 28px 50%, var(--c-yellow) 0 4px, transparent 5px),
    radial-gradient(circle 5px at 44px 50%, var(--c-green) 0 4px, transparent 5px),
    var(--c-slate);
}

.page-products .prod-media--screen::after {
  content: "分类页 / DESKTOP CATEGORY";
  position: absolute;
  right: 0;
  top: 4.3rem;
  padding: 0.3em 0.7em;
  background: var(--c-orange);
  border: 2px solid var(--c-ink);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-products .prod-media--video::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3rem;
  height: 3rem;
  background: var(--c-orange);
  border: 2px solid var(--c-white);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.6);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  transform: translate(-50%, -50%);
}

.page-products .media__caption {
  display: block;
  margin: 0.5rem 0 0;
  color: var(--c-graphite);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  line-height: 1.5;
}

/* ============ Module 01: Desktop Category ============ */
.page-products .prod-layout {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-products .prod-detail__lead {
  margin: 0 0 0.75rem;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  line-height: 1.5;
}

.page-products .prod-em {
  padding: 0 0.25em;
  border-block-end: 2px solid var(--c-orange);
  background: rgba(249, 115, 22, 0.15);
  color: var(--c-orange);
  font-family: var(--font-mono);
  font-style: normal;
  white-space: nowrap;
}

.page-products .prod-ticks {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-ticks li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.7rem 0.8rem;
  background: var(--c-white);
  border: 2px solid var(--c-ink);
  box-shadow: 3px 3px 0 rgba(15, 23, 42, 0.9);
}

.page-products .prod-ticks li::before {
  content: "●";
  color: var(--c-blue);
  font-size: 0.65rem;
}

.page-products .prod-meta-note {
  padding-left: 0.6rem;
  border-left: 3px solid var(--c-green);
  color: var(--c-graphite);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
}

/* ============ Module 02: Data Panel ============ */
.page-products .prod-section--tint {
  background:
    linear-gradient(120deg, rgba(59, 130, 246, 0.09) 0%, rgba(59, 130, 246, 0) 55%),
    var(--c-paper);
}

.page-products .prod-panel {
  padding: 1rem;
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow);
}

.page-products .prod-panel__body {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.page-products .prod-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-metric {
  position: relative;
  display: grid;
  gap: 0.15rem;
  padding: 0.7rem 0.8rem;
  background: var(--c-paper);
  border: 2px solid rgba(15, 23, 42, 0.85);
  box-shadow: 3px 3px 0 rgba(15, 23, 42, 0.8);
}

.page-products .prod-metric__index {
  position: absolute;
  top: 0.3rem;
  right: 0.4rem;
  color: var(--c-graphite);
  font-family: var(--font-mono);
  font-size: 0.6rem;
}

.page-products .prod-metric .data-label {
  color: var(--c-ink);
  font-size: var(--fs-small);
  font-weight: 700;
}

.page-products .prod-metric .data-value {
  color: var(--c-blue);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  font-weight: 700;
}

/* ============ Module 03: Report Column ============ */
.page-products .prod-report {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-products .prod-steps {
  padding-left: 1.25rem;
  border-left: 3px solid var(--c-yellow);
}

.page-products .prod-steps__title {
  margin: 0 0 1rem;
  font-size: var(--fs-h3);
}

.page-products .prod-steps__list {
  display: grid;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-step {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
}

.page-products .prod-step__num {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 2.2rem;
  height: 2.2rem;
  background: var(--c-yellow);
  border: 2px solid var(--c-ink);
  box-shadow: 2px 2px 0 var(--c-ink);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  font-weight: 700;
}

.page-products .prod-step__body strong {
  display: block;
  margin-bottom: 0.15rem;
}

.page-products .prod-step__body p {
  margin: 0;
  color: var(--c-graphite);
  font-size: var(--fs-small);
}

.page-products .prod-report__note {
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  background: var(--c-yellow);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow-sm);
  font-weight: 700;
}

/* ============ Module 04: Video Highlights ============ */
.page-products .prod-section--ink {
  border-bottom: none;
  background:
    radial-gradient(circle at 12% 85%, rgba(34, 197, 94, 0.12), transparent 34%),
    var(--c-ink);
  color: var(--c-white);
}

.page-products .prod-section--ink .prod-section__title {
  color: var(--c-white);
}

.page-products .prod-section--ink .prod-section__num {
  background: var(--c-slate);
  border-color: var(--c-white);
  color: var(--c-green);
}

.page-products .prod-video {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-products .prod-video .media__caption {
  color: var(--c-graphite);
}

.page-products .prod-video__scenes h3 {
  margin: 0 0 0.75rem;
  color: var(--c-white);
  font-size: var(--fs-h3);
}

.page-products .prod-scenes {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-products .prod-scenes li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.7rem;
  background: var(--c-slate);
  border-left: 3px solid var(--c-green);
  color: var(--c-white);
  font-size: var(--fs-small);
}

.page-products .prod-scenes__mark {
  color: var(--c-green);
  font-family: var(--font-mono);
  font-weight: 700;
}

.page-products .prod-video__scenes > p {
  color: rgba(248, 250, 252, 0.8);
}

.page-products .prod-section--ink .link-more {
  color: var(--c-green);
}

/* ============ Module 05: Compatibility ============ */
.page-products .prod-compat__lead {
  max-width: 48rem;
  margin-bottom: 1.75rem;
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.6;
}

.page-products .prod-devices {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-products .prod-device {
  padding: 1rem 1.1rem 1.15rem;
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow-sm);
  outline: none;
}

.page-products .prod-device__icon {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 0.75rem;
  background: var(--c-paper);
  border: 2px solid var(--c-ink);
  color: var(--c-blue);
}

.page-products .prod-device__name {
  margin: 0 0 0.2rem;
  font-size: 1.1rem;
  line-height: 1.3;
}

.page-products .prod-device__desc {
  margin: 0 0 0.4rem;
  color: var(--c-graphite);
  font-size: var(--fs-small);
}

.page-products .prod-device__list {
  display: grid;
  gap: 0.25rem;
  margin: 0.4rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-small);
}

.page-products .prod-device__list li {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.page-products .prod-device__list li::before {
  content: "↳";
  color: var(--c-orange);
}

.page-products .prod-numberbands {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin: 1.5rem 0 2rem;
}

.page-products .prod-numberbands__item {
  padding: 1rem 0.8rem;
  text-align: center;
  background: var(--c-ink);
  border: 2px solid var(--c-blue);
  box-shadow: var(--prod-shadow-blue);
  color: var(--c-white);
}

.page-products .prod-numberbands__num {
  display: block;
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.page-products .prod-numberbands__label {
  display: block;
  margin-top: 0.3rem;
  color: var(--c-graphite);
  font-size: var(--fs-small);
}

.page-products .prod-support {
  padding: 1rem 1.1rem 1.15rem;
  background: var(--c-white);
  border: var(--prod-border);
  box-shadow: var(--prod-shadow);
}

.page-products .prod-support p {
  margin: 0 0 1rem;
  color: var(--c-graphite);
  font-size: var(--fs-small);
}

.page-products .prod-support__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ============ Tablet+ ============ */
@media (min-width: 768px) {
  .page-products .prod-hero__layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
    align-items: end;
  }

  .page-products .prod-section__head {
    flex-direction: row;
    align-items: flex-end;
    gap: 1.25rem;
  }

  .page-products .prod-layout--desktop {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    align-items: center;
  }

  .page-products .prod-report {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
    align-items: center;
  }

  .page-products .prod-video {
    grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
    align-items: center;
  }

  .page-products .prod-panel__body {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

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

  .page-products .prod-numberbands {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (min-width: 768px) {
  .page-products .prod-device__list {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.2s ease, opacity 0.2s ease;
  }

  .page-products .prod-device:hover .prod-device__list,
  .page-products .prod-device:focus-visible .prod-device__list,
  .page-products .prod-device:focus-within .prod-device__list {
    max-height: 180px;
    opacity: 1;
  }
}