.page-products {
  --apps-dark: var(--navy);
  --apps-accent: var(--orange);
  --apps-muted: var(--silver);
  --apps-light: var(--blue-gray);
  --apps-ring: 2px solid var(--navy);
  --apps-ring-soft: 2px solid var(--silver);
  --apps-shadow: var(--shadow-hard);
  --apps-radius: 2px;
  font-family: var(--font-body);
  background: var(--blue-gray);
  color: var(--navy);
  line-height: 1.7;
  overflow-x: clip;
}

.page-products .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.page-products .data-value--orange {
  color: var(--orange);
}

/* ===== 通用章节头 ===== */
.page-products .apps-section-head {
  margin-bottom: 2rem;
}

.page-products .apps-section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--orange);
  background: var(--navy);
  padding: 0.25rem 0.6rem;
  border: 2px solid var(--navy);
  margin-bottom: 0.8rem;
}

.page-products .apps-section-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 0.5rem;
  color: var(--navy);
}

.page-products .apps-section-head--light h2 {
  color: var(--white);
}

.page-products .apps-section-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 42rem;
}

/* ===== Hero ===== */
.page-products .apps-hero {
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--white);
  border-bottom: 4px solid var(--orange);
  padding: 2rem 0 3rem;
}

.page-products .apps-breadcrumb {
  margin-bottom: 1.8rem;
}

.page-products .apps-breadcrumb .breadcrumb-link,
.page-products .apps-breadcrumb .breadcrumb-current {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.page-products .apps-breadcrumb .breadcrumb-link {
  color: var(--silver);
  text-decoration: none;
}

.page-products .apps-breadcrumb .breadcrumb-current {
  color: var(--orange);
}

.page-products .apps-hero-layout {
  display: grid;
  gap: 2rem;
}

.page-products .apps-hero-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.15em;
  color: var(--orange);
  border: 2px solid var(--orange);
  padding: 0.3rem 0.8rem;
  margin-bottom: 1.1rem;
}

.page-products .apps-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 1rem;
  color: var(--white);
  max-width: 17em;
}

.page-products .apps-hero-desc {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--silver);
  max-width: 40rem;
  margin: 0 0 2rem;
}

.page-products .apps-hero-board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--silver);
  border: 2px solid var(--silver);
  max-width: 34rem;
}

.page-products .hero-board-cell {
  background: var(--navy);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-products .hero-board-cell .data-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--silver);
}

.page-products .hero-board-cell .data-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.page-products .apps-hero-chip {
  display: none;
}

.page-products .chip-panel {
  border: 2px solid var(--silver);
  background: rgba(255, 255, 255, 0.04);
  padding: 1rem;
  min-width: 190px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--silver);
}

.page-products .chip-state {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
}

.page-products .chip-state .status-dot {
  background: var(--moss);
}

.page-products .chip-code {
  color: var(--orange);
  font-weight: 700;
}

.page-products .chip-sync {
  color: var(--moss);
}

/* ===== 应用概览 ===== */
.page-products .apps-overview {
  background: var(--blue-gray);
  padding: 3.5rem 0;
}

.page-products .apps-overview-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.page-products .apps-overview-lead {
  font-size: 1.05rem;
  line-height: 1.8;
  margin: 0 0 1.5rem;
}

.page-products .apps-overview-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: grid;
  gap: 0.7rem;
}

.page-products .apps-overview-list li {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  background: var(--white);
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-hard);
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
}

.page-products .list-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--orange);
  min-width: 2.4em;
  font-size: 0.82rem;
}

.page-products .apps-overview-link {
  align-self: flex-start;
}

.page-products .apps-overview-link:hover {
  background: var(--navy);
  color: var(--white);
}

.page-products .apps-overview-device {
  margin: 0;
  max-width: 280px;
  margin-inline: auto;
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-hard);
  background: var(--navy);
}

.page-products .apps-overview-device img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 2;
  object-fit: cover;
}

.page-products .apps-overview-device figcaption {
  padding: 0.65rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--silver);
  background: var(--navy);
}

/* ===== 核心功能模块 ===== */
.page-products .apps-modules {
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--white);
  padding: 3.5rem 0;
}

.page-products .apps-modules-grid {
  display: grid;
  gap: 1.4rem;
}

.page-products .module-item {
  background: #12234a;
  border: 2px solid var(--silver);
  border-top: 4px solid var(--orange);
  border-radius: var(--radius);
  padding: 1.1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-products .module-item:hover,
.page-products .module-item:focus-within {
  border-color: var(--orange);
  box-shadow: 6px 6px 0 rgba(255, 107, 0, 0.35);
  transform: translate(-2px, -2px);
}

.page-products .module-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.page-products .module-serial {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--orange);
  background: rgba(255, 107, 0, 0.12);
  border: 1px solid var(--orange);
  padding: 0.12rem 0.5rem;
}

.page-products .module-head h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  margin: 0;
  color: var(--white);
  flex: 1;
}

.page-products .module-switch {
  display: inline-flex;
  align-items: center;
  width: 46px;
  height: 24px;
  border: 2px solid var(--silver);
  border-radius: 999px;
  padding: 2px;
}

.page-products .switch-track {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  position: relative;
  transition: background 0.2s ease;
}

.page-products .switch-thumb {
  display: block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--silver);
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-products .module-item:hover .switch-thumb,
.page-products .module-item:focus-within .switch-thumb {
  transform: translateX(20px);
  background: var(--orange);
}

.page-products .module-item:hover .switch-track,
.page-products .module-item:focus-within .switch-track {
  background: rgba(255, 107, 0, 0.3);
}

.page-products .module-body {
  margin-top: 0.9rem;
}

.page-products .module-body p {
  color: var(--silver);
  font-size: 0.93rem;
  line-height: 1.7;
  margin: 0 0 0.8rem;
}

.page-products .module-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .module-tags .tag {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid var(--silver);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
}

.page-products .module-tags .tag--moss {
  background: rgba(90, 122, 90, 0.35);
  border-color: var(--moss);
}

.page-products .module-item--media {
  display: grid;
  gap: 1.2rem;
}

.page-products .module-main {
  display: flex;
  flex-direction: column;
}

.page-products .module-media {
  border: 2px solid var(--silver);
  background: var(--navy);
  overflow: hidden;
}

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

.page-products .module-media--4-3 img {
  aspect-ratio: 4 / 3;
}

.page-products .module-media--3-4 img {
  aspect-ratio: 3 / 4;
  max-height: 500px;
  object-fit: cover;
  object-position: top;
}

.page-products .module-media--3-2 img {
  aspect-ratio: 3 / 2;
}

.page-products .module-steps {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
  color: var(--silver);
  font-size: 0.88rem;
  font-family: var(--font-mono);
  line-height: 1.8;
}

.page-products .module-gauge {
  margin-top: 0.9rem;
  border: 2px solid var(--silver);
  background: rgba(255, 255, 255, 0.04);
  max-width: 240px;
}

.page-products .module-gauge svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .gauge-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.15);
  stroke-width: 12;
  stroke-linecap: round;
}

.page-products .gauge-arc {
  fill: none;
  stroke: var(--orange);
  stroke-width: 12;
  stroke-linecap: round;
}

.page-products .gauge-text {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  fill: var(--white);
}

/* ===== 性能对比 ===== */
.page-products .apps-perf {
  background: var(--cream);
  padding: 3.5rem 0;
  border-top: 4px solid var(--navy);
  border-bottom: 4px solid var(--navy);
}

.page-products .apps-perf .apps-section-subtitle {
  color: rgba(11, 27, 58, 0.72);
}

.page-products .perf-grid {
  display: grid;
  gap: 2.5rem;
}

.page-products .perf-chart {
  background: var(--white);
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-hard);
  padding: 1.3rem;
}

.page-products .perf-bars {
  display: grid;
  gap: 1.4rem;
}

.page-products .perf-bar-row {
  display: grid;
  gap: 0.5rem;
}

.page-products .perf-bar-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--navy);
}

.page-products .perf-bar-track {
  height: 42px;
  background: var(--blue-gray);
  border: 2px solid var(--navy);
  position: relative;
}

.page-products .perf-bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 0.7rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  transition: width 0.3s ease, filter 0.2s ease;
}

.page-products .perf-bar-fill--old {
  background: var(--silver);
  color: var(--navy);
  width: 86%;
}

.page-products .perf-bar-fill--new {
  background: var(--orange);
  color: var(--navy);
  width: 58%;
}

.page-products .perf-bar-row:hover .perf-bar-fill--old {
  filter: brightness(0.92);
}

.page-products .perf-bar-row:hover .perf-bar-fill--new {
  filter: brightness(1.08);
}

.page-products .perf-note {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--rock);
}

.page-products .perf-image {
  margin: 0;
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-hard);
  background: var(--white);
}

.page-products .perf-image img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ===== 使用场景 ===== */
.page-products .apps-scenarios {
  background: var(--blue-gray);
  padding: 3.5rem 0;
}

.page-products .scenarios-grid {
  display: grid;
  gap: 1.4rem;
}

.page-products .scenario-card {
  background: var(--white);
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-hard);
  padding: 1.4rem;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products .scenario-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 rgba(11, 27, 58, 0.85);
}

.page-products .scenario-index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--orange);
  display: block;
  margin-bottom: 0.5rem;
}

.page-products .scenario-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 0 0 0.6rem;
  color: var(--navy);
}

.page-products .scenario-card p {
  font-size: 0.93rem;
  line-height: 1.7;
  color: #2a3a5e;
  margin: 0 0 0.9rem;
}

.page-products .scenario-steps {
  padding-left: 1.1rem;
  margin: 0;
  font-size: 0.84rem;
  color: #3a4a6e;
  font-family: var(--font-mono);
  line-height: 1.8;
}

/* ===== CTA ===== */
.page-products .apps-cta {
  margin-top: 2.5rem;
  background: var(--navy);
  border: 2px solid var(--navy);
  padding: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: var(--shadow-hard);
}

.page-products .cta-text {
  color: var(--white);
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
}

.page-products .cta-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
}

.page-products .apps-cta .btn-primary {
  background: var(--orange);
  color: var(--navy);
  border: 2px solid var(--white);
  padding: 0.55rem 1.1rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  box-shadow: 3px 3px 0 rgba(255, 255, 255, 0.3);
}

.page-products .apps-cta .btn-primary:hover {
  background: var(--white);
  color: var(--orange);
}

.page-products .apps-cta .btn-outline {
  border: 2px solid var(--white);
  color: var(--white);
  padding: 0.55rem 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
}

.page-products .apps-cta .btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}

.page-products .apps-cta .text-link {
  color: var(--silver);
  font-size: 0.9rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .apps-cta .text-link:hover {
  color: var(--orange);
}

/* ===== 桌面端 ===== */
@media (min-width: 960px) {
  .page-products .apps-hero {
    padding: 3rem 0 4rem;
  }

  .page-products .apps-hero-layout {
    grid-template-columns: 1fr auto;
    align-items: start;
  }

  .page-products .apps-hero-board {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .apps-hero-chip {
    display: block;
  }

  .page-products .apps-overview-grid {
    grid-template-columns: 1.3fr 0.7fr;
    gap: 4rem;
    align-items: center;
  }

  .page-products .apps-overview-device {
    position: sticky;
    top: 2rem;
  }

  .page-products .apps-modules-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.8rem;
  }

  .page-products .module-item--wide {
    grid-column: 1 / -1;
  }

  .page-products .module-item--media {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .page-products .module-item--reversed .module-media {
    order: 2;
  }

  .page-products .module-item--reversed .module-main {
    order: 1;
  }

  .page-products .module-media--3-4 img {
    max-height: 540px;
  }

  .page-products .perf-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .page-products .scenarios-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}