.page-products {
  --phone-w: 230px;
  --phone-h: 500px;
  --slant-deg: -5deg;
  color-scheme: dark;
  background: var(--bg-primary);
}

.page-products .hero-section,
.page-products .core-section,
.page-products .version-section,
.page-products .steps-section,
.page-products .download-section {
  position: relative;
  overflow: hidden;
}

.page-products .hero-section {
  padding: 40px 0 72px;
  background:
    radial-gradient(circle at 88% 18%, rgba(0, 212, 255, 0.10), transparent 30%),
    radial-gradient(circle at 12% 88%, rgba(200, 255, 0, 0.08), transparent 26%),
    var(--bg-primary);
}

.page-products .hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(240, 244, 248, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 244, 248, 0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(circle at 72% 38%, #000 24%, transparent 72%);
  mask-image: radial-gradient(circle at 72% 38%, #000 24%, transparent 72%);
  pointer-events: none;
}

.page-products .hero-section::after {
  content: "";
  position: absolute;
  top: 16%;
  right: -10%;
  width: 340px;
  height: 640px;
  background:
    linear-gradient(120deg, transparent 42%, rgba(200, 255, 0, 0.12) 43%, rgba(200, 255, 0, 0.12) 45%, transparent 46%),
    linear-gradient(115deg, transparent 54%, rgba(0, 212, 255, 0.16) 55%, rgba(0, 212, 255, 0.16) 58%, transparent 60%);
  transform: skewX(-8deg) rotate(6deg);
  pointer-events: none;
}

.page-products .hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 52px;
}

.page-products .hero-copy .section-kicker {
  margin-bottom: 18px;
}

.page-products .hero-copy h1 {
  font-size: clamp(44px, 9vw, 76px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.page-products .hero-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 34em;
  margin: 0;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-products .hero-actions .btn {
  position: relative;
  isolation: isolate;
  transition: transform 0.1s var(--ease), box-shadow 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-products .hero-actions .btn:active {
  transform: translateY(2px) scale(0.97);
  box-shadow: 0 0 0 2px rgba(200, 255, 0, 0.18);
}

.page-products .hero-points {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .hero-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.page-products .hero-points .status-dot {
  flex: 0 0 auto;
}

.page-products .hero-visual {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
}

.page-products .phone-frame {
  display: none;
}

.page-products .preview-stage {
  position: relative;
  width: 100%;
}

.page-products .screen-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .preview-window {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--border-bright);
  background: var(--bg-secondary);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-products .preview-window::before {
  content: "APP PREVIEW";
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 4;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent-green);
  background: rgba(10, 14, 20, 0.78);
  border: 1px solid var(--border-green);
  padding: 5px 10px;
}

.page-products .preview-window::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  background: repeating-linear-gradient(
    0deg,
    rgba(10, 14, 20, 0.22) 0,
    rgba(10, 14, 20, 0.22) 1px,
    transparent 1px,
    transparent 4px
  );
  pointer-events: none;
}

.page-products .preview-panel {
  display: none;
  width: 100%;
  height: 100%;
}

.page-products .preview-panel img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

.page-products #preview-shoot:checked ~ .preview-window .preview-shoot-panel,
.page-products #preview-bookmark:checked ~ .preview-window .preview-bookmark-panel,
.page-products #preview-homeaway:checked ~ .preview-window .preview-homeaway-panel,
.page-products #preview-report:checked ~ .preview-window .preview-report-panel {
  display: block;
}

.page-products .preview-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.page-products .preview-tab {
  border: 1px solid var(--border-dim);
  background: rgba(10, 14, 20, 0.6);
  padding: 12px 8px 10px;
  text-align: center;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.page-products .preview-tab .tab-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-bottom: 4px;
  opacity: 0.7;
}

.page-products .preview-tab:hover {
  border-color: var(--border-bright);
  color: var(--text-primary);
}

.page-products #preview-shoot:checked ~ .preview-tabs label[for="preview-shoot"] {
  border-color: var(--border-green);
  background: var(--green-transparent);
  color: var(--accent-green);
}

.page-products #preview-bookmark:checked ~ .preview-tabs label[for="preview-bookmark"] {
  border-color: var(--border-blue);
  background: var(--blue-transparent);
  color: var(--accent-blue);
}

.page-products #preview-homeaway:checked ~ .preview-tabs label[for="preview-homeaway"] {
  border-color: var(--border-blue);
  background: var(--blue-transparent);
  color: var(--accent-blue);
}

.page-products #preview-report:checked ~ .preview-tabs label[for="preview-report"] {
  border-color: rgba(255, 59, 48, 0.4);
  background: rgba(255, 59, 48, 0.12);
  color: var(--accent-red);
}

.page-products .core-section,
.page-products .version-section,
.page-products .steps-section,
.page-products .download-section {
  padding: 72px 0;
}

.page-products .core-section,
.page-products .steps-section {
  background: var(--bg-primary);
}

.page-products .version-section,
.page-products .download-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-dim);
}

.page-products .feature-grid {
  display: grid;
  gap: 20px;
  margin-top: 48px;
}

.page-products .feature-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 28px 26px 26px;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .feature-card::after {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 0;
  height: 0;
  border-top: 3px solid var(--accent-green);
  border-left: 3px solid var(--accent-green);
  opacity: 0.7;
}

.page-products .feature-card:nth-child(2)::after {
  border-top-color: var(--accent-blue);
  border-left-color: var(--accent-blue);
}

.page-products .feature-card:nth-child(3)::after {
  border-top-color: var(--text-secondary);
  border-left-color: var(--text-secondary);
}

.page-products .feature-card:nth-child(4)::after {
  border-top-color: var(--accent-red);
  border-left-color: var(--accent-red);
}

.page-products .feature-card:hover {
  background: var(--hover-bg);
  border-color: var(--border-bright);
  transform: translateY(-4px);
}

.page-products .feature-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(240, 244, 248, 0.12);
  background: rgba(10, 14, 20, 0.5);
  margin-bottom: 18px;
}

.page-products .feature-icon svg {
  display: block;
}

.page-products .feature-card h3 {
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin: 0 0 10px;
}

.page-products .feature-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 16px;
}

.page-products .feature-card .badge {
  margin-right: 10px;
}

.page-products .feature-card .more-link {
  display: inline-block;
  margin-top: 14px;
}

.page-products .version-layout {
  display: grid;
  gap: 24px;
  margin-top: 48px;
}

.page-products .version-current {
  border: 1px solid var(--border-green);
  background:
    linear-gradient(135deg, rgba(200, 255, 0, 0.10), rgba(0, 212, 255, 0.08)),
    var(--bg-card);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
}

.page-products .version-badge {
  align-self: flex-start;
  font-family: var(--font-heading);
  font-size: 40px;
  line-height: 1;
  color: var(--accent-green);
  border: 1px solid var(--border-green);
  padding: 10px 16px;
  letter-spacing: 0.02em;
}

.page-products .version-platform {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin: 16px 0 24px;
}

.page-products .version-tag-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .version-tag-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: var(--text-primary);
  line-height: 1.5;
}

.page-products .version-tag-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent-blue);
}

.page-products .version-note {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-secondary);
  border-top: 1px solid rgba(240, 244, 248, 0.08);
  margin: 0;
  padding-top: 18px;
}

.page-products .version-list {
  display: grid;
  gap: 16px;
}

.page-products .version-item {
  border-left: 3px solid var(--accent-green);
  border-top: 1px solid var(--border-dim);
  border-right: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  background: rgba(10, 14, 20, 0.55);
  padding: 20px 22px;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-products .version-item:hover {
  background: var(--hover-bg);
  border-color: var(--border-bright);
}

.page-products .version-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent-green);
  border: 1px solid rgba(200, 255, 0, 0.3);
  padding: 4px 10px;
  margin-bottom: 12px;
}

.page-products .version-item h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  margin: 0 0 8px;
}

.page-products .version-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .steps-grid {
  display: grid;
  gap: 20px;
  margin-top: 48px;
}

.page-products .step-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 30px 28px;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .step-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 46px;
  border-top: 3px solid var(--accent-green);
  border-left: 3px solid var(--accent-green);
  opacity: 0.6;
}

.page-products .step-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
}

.page-products .step-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--accent-green);
  margin-bottom: 22px;
}

.page-products .step-card h3 {
  font-family: var(--font-heading);
  font-size: 28px;
  line-height: 1.2;
  margin: 0 0 12px;
}

.page-products .step-card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .download-layout {
  display: grid;
  gap: 24px;
  margin-top: 48px;
}

.page-products .qr-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 36px 24px 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-products .qr-box {
  position: relative;
  width: 168px;
  height: 168px;
  background: var(--bg-primary);
  border: 1px solid var(--border-bright);
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .qr-box:hover {
  border-color: var(--border-blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12);
}

.page-products .qr-art {
  display: block;
  width: 100%;
  height: 100%;
}

.page-products .qr-box:hover .qr-art path {
  transition: fill 0.3s var(--ease), stroke 0.3s var(--ease);
}

.page-products .qr-caption {
  font-family: var(--font-heading);
  font-size: 20px;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  margin: 18px 0 4px;
}

.page-products .qr-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .channel-list {
  display: grid;
  gap: 16px;
}

.page-products .channel-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 22px 20px;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .channel-item:hover {
  background: var(--hover-bg);
  border-color: var(--border-bright);
  transform: translateY(-2px);
}

.page-products .channel-item--link {
  border-left: 3px solid var(--accent-blue);
}

.page-products .channel-icon {
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(240, 244, 248, 0.1);
  background: rgba(10, 14, 20, 0.5);
}

.page-products .channel-icon svg {
  display: block;
}

.page-products .channel-info {
  flex: 1 1 auto;
  min-width: 0;
}

.page-products .channel-info h3 {
  font-family: var(--font-heading);
  font-size: 21px;
  margin: 0 0 6px;
}

.page-products .channel-info p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.page-products .channel-tag {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent-green);
  border: 1px solid rgba(200, 255, 0, 0.3);
  padding: 5px 10px;
}

@media (min-width: 768px) {
  .page-products .hero-copy h1 {
    font-size: clamp(52px, 7vw, 76px);
  }

  .page-products .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }

  .page-products .version-layout {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 28px;
  }

  .page-products .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-products .download-layout {
    grid-template-columns: 0.7fr 1.3fr;
    gap: 28px;
  }

  .page-products .core-section,
  .page-products .version-section,
  .page-products .steps-section,
  .page-products .download-section {
    padding: 96px 0;
  }
}

@media (min-width: 1024px) {
  .page-products .hero-section {
    padding: 56px 0 96px;
  }

  .page-products .hero-inner {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 40px;
  }

  .page-products .hero-visual {
    min-height: 520px;
    display: block;
  }

  .page-products .phone-frame {
    display: block;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-56%) rotate(8deg) skewX(var(--slant-deg));
    z-index: 3;
    width: var(--phone-w);
    height: var(--phone-h);
    border: 1px solid rgba(240, 244, 248, 0.22);
    background: var(--bg-primary);
    box-shadow:
      -8px -8px 0 rgba(200, 255, 0, 0.07),
      0 30px 80px rgba(0, 0, 0, 0.55);
    overflow: hidden;
  }

  .page-products .phone-frame::before {
    content: "";
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 58px;
    height: 4px;
    background: rgba(240, 244, 248, 0.2);
    z-index: 5;
  }

  .page-products .phone-frame::after {
    content: "";
    position: absolute;
    bottom: 9px;
    left: 50%;
    transform: translateX(-50%);
    width: 78px;
    height: 4px;
    background: rgba(240, 244, 248, 0.26);
    z-index: 5;
  }

  .page-products .phone-glass {
    position: absolute;
    inset: 0;
    z-index: 4;
    background: linear-gradient(145deg, rgba(200, 255, 0, 0.07), transparent 42%);
    pointer-events: none;
  }

  .page-products .phone-screen {
    width: 100%;
    height: 100%;
  }

  .page-products .phone-screen img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: cover;
    display: block;
  }

  .page-products .preview-stage {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: calc(100% - 150px);
  }

  .page-products .preview-window {
    box-shadow:
      18px 18px 0 rgba(0, 212, 255, 0.06),
      var(--shadow-card);
  }

  .page-products .preview-tab {
    font-size: 16px;
  }

  .page-products .download-layout {
    align-items: start;
  }
}