.page-products {
  --pp-accent: var(--gk-orange);
  --pp-sidebar-w: 264px;
  color: var(--gk-text);
  padding-bottom: var(--gk-space-xl);
}

.page-products .pp-hero {
  padding: var(--gk-space-lg) 0 var(--gk-space-lg);
  display: grid;
  gap: var(--gk-space-md);
  position: relative;
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background:
    linear-gradient(135deg, transparent 45%, rgba(255, 107, 44, 0.14) 45%),
    linear-gradient(45deg, transparent 45%, rgba(0, 212, 255, 0.1) 45%);
  background-size: 100% 100%;
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-products .pp-hero__text,
.page-products .pp-hero__stats {
  position: relative;
  z-index: 1;
}

.page-products .pp-hero__text .gk-display {
  font-size: clamp(40px, 7.5vw, 88px);
  line-height: 0.95;
  margin-bottom: var(--gk-space-sm);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.page-products .pp-hero__lead {
  font-size: 18px;
  line-height: 1.75;
  color: var(--gk-text-muted);
  max-width: 56ch;
  margin-bottom: var(--gk-space-md);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gk-space-sm);
}

.page-products .pp-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gk-space-sm);
  background: var(--gk-bg-panel);
  border: 1px solid var(--gk-border);
  border-left: 4px solid var(--gk-orange);
  padding: var(--gk-space-md);
  max-width: 520px;
}

.page-products .pp-stat {
  display: grid;
  gap: 6px;
}

.page-products .pp-stat__num {
  font-family: var(--gk-font-heading);
  font-size: 40px;
  line-height: 1;
  color: var(--gk-orange);
  font-weight: 700;
}

.page-products .pp-stat__label {
  font-size: 14px;
  line-height: 1.4;
  color: var(--gk-text-muted);
}

.page-products .pp-manual {
  display: grid;
  gap: var(--gk-space-lg);
  align-items: start;
}

.page-products .pp-manual__side {
  position: sticky;
  top: 88px;
  align-self: start;
  display: grid;
  gap: var(--gk-space-sm);
  z-index: 5;
}

.page-products .pp-toc {
  background: var(--gk-bg-panel);
  border: 1px solid var(--gk-border);
  border-top: 3px solid var(--gk-orange);
  padding: var(--gk-space-md);
}

.page-products .pp-toc__label {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gk-text-muted);
  margin-bottom: var(--gk-space-sm);
  border-bottom: 1px solid var(--gk-border);
  padding-bottom: var(--gk-space-xs);
}

.page-products .pp-toc nav {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 4px;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.page-products .pp-toc .gk-chapter-link {
  display: block;
  padding: 10px 12px;
  border-left: 3px solid transparent;
  color: var(--gk-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-products .pp-toc .gk-chapter-link:hover {
  border-left-color: var(--gk-orange);
  background: rgba(255, 107, 44, 0.08);
  color: var(--gk-orange);
}

.page-products .pp-toc .gk-chapter-link.is-active {
  border-left-color: var(--gk-orange);
  background: rgba(255, 107, 44, 0.08);
  color: var(--gk-orange);
}

.page-products .pp-version {
  background: var(--gk-deep-blue);
  border: 1px dashed var(--gk-border);
  padding: var(--gk-space-md);
}

.page-products .pp-version__label {
  display: block;
  font-size: 14px;
  color: var(--gk-text-muted);
  margin-bottom: 4px;
}

.page-products .pp-version__num {
  display: block;
  font-size: 28px;
  font-family: var(--gk-font-heading);
  color: var(--gk-cyan);
  letter-spacing: 0.02em;
}

.page-products .pp-version__note {
  display: block;
  font-size: 13px;
  color: var(--gk-text-muted);
  margin-top: 4px;
}

.page-products .pp-manual__body {
  display: grid;
  gap: var(--gk-space-xl);
}

.page-products .pp-feature {
  position: relative;
  border-top: 2px solid var(--gk-border);
  padding-top: var(--gk-space-lg);
  scroll-margin-top: 96px;
}

.page-products .pp-feature__head {
  display: flex;
  align-items: flex-start;
  gap: var(--gk-space-sm);
  margin-bottom: var(--gk-space-md);
}

.page-products .pp-feature__num {
  font-family: var(--gk-font-heading);
  font-size: 56px;
  line-height: 0.9;
  font-weight: 700;
  color: var(--pp-accent);
  opacity: 0.4;
  min-width: 72px;
  transform: skewX(-8deg);
}

.page-products .pp-feature__head .gk-kicker {
  margin-bottom: 4px;
}

.page-products .pp-feature__head .gk-title--lg {
  margin: 0;
}

.page-products .pp-feature__grid {
  display: grid;
  gap: var(--gk-space-md);
}

.page-products .pp-feature__media {
  position: relative;
  overflow: hidden;
  background: var(--gk-bg-panel);
  border: 1px solid var(--gk-border);
}

.page-products .pp-feature__media::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 96px;
  height: 4px;
  background: var(--pp-accent);
  z-index: 2;
}

.page-products .pp-feature__media::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48px;
  height: 48px;
  border-right: 2px solid var(--pp-accent);
  border-bottom: 2px solid var(--pp-accent);
  opacity: 0.35;
  z-index: 2;
}

.page-products .pp-feature__media--gap {
  margin-top: var(--gk-space-sm);
}

.page-products .pp-feature__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-feature__copy p {
  line-height: 1.8;
  color: var(--gk-text);
  margin-bottom: var(--gk-space-sm);
}

.page-products .pp-list {
  margin: var(--gk-space-sm) 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .pp-list li {
  padding-left: 24px;
  position: relative;
  line-height: 1.6;
  font-size: 15px;
  color: var(--gk-text);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 14px;
  height: 3px;
  background: var(--pp-accent);
  transform: skewX(-20deg);
}

.page-products .pp-link {
  display: inline-block;
  margin-top: var(--gk-space-xs);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .pp-link:hover {
  color: var(--gk-flame);
  border-bottom-color: var(--gk-flame);
}

.page-products .pp-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--gk-space-xs);
}

.page-products .pp-feature--entry {
  --pp-accent: var(--gk-orange);
}

.page-products .pp-feature--schedule {
  --pp-accent: var(--gk-cyan);
}

.page-products .pp-feature--stats {
  --pp-accent: var(--gk-amber);
}

.page-products .pp-feature--ios {
  --pp-accent: var(--gk-violet);
}

.page-products .pp-feature--compare {
  --pp-accent: var(--gk-orange);
}

.page-products .pp-compare {
  border: 1px solid var(--gk-border);
  margin-bottom: var(--gk-space-md);
  overflow-x: auto;
}

.page-products .pp-compare__row {
  display: grid;
  grid-template-columns: 0.8fr 1fr 1fr;
  border-bottom: 1px solid var(--gk-border);
}

.page-products .pp-compare__row:last-child {
  border-bottom: none;
}

.page-products .pp-compare__row > div {
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--gk-text);
}

.page-products .pp-compare__row > div:not(:last-child) {
  border-right: 1px solid var(--gk-border);
}

.page-products .pp-compare__row > div:first-child {
  color: var(--gk-text-muted);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pp-compare__row > div:last-child {
  color: var(--gk-orange);
  font-weight: 500;
}

.page-products .pp-compare__head {
  background: var(--gk-bg-panel);
}

.page-products .pp-compare__head > div {
  font-weight: 700;
  color: var(--gk-moon);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.page-products .pp-bars {
  border: 1px solid var(--gk-border);
  background: var(--gk-bg-panel);
  padding: var(--gk-space-md);
  margin-bottom: var(--gk-space-md);
  display: grid;
  gap: var(--gk-space-sm);
}

.page-products .pp-bars__title {
  font-weight: 700;
  font-size: 15px;
  margin: 0 0 4px;
  color: var(--gk-moon);
}

.page-products .pp-bars__note {
  font-weight: 400;
  font-size: 13px;
  color: var(--gk-text-muted);
}

.page-products .pp-bar-row {
  display: grid;
  gap: 6px;
}

.page-products .pp-bar-row__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--gk-text);
}

.page-products .pp-bar-row__track {
  display: grid;
  gap: 4px;
}

.page-products .pp-bar-row__old,
.page-products .pp-bar-row__new {
  display: block;
  font-size: 12px;
  font-weight: 600;
  line-height: 22px;
  padding: 0 10px;
  color: var(--gk-ink);
  border-radius: 0 2px 2px 0;
}

.page-products .pp-bar-row__old {
  background: var(--gk-slate);
  color: var(--gk-ink);
  max-width: 100%;
}

.page-products .pp-bar-row__new {
  background: var(--gk-orange);
  color: var(--gk-moon);
  max-width: 100%;
}

@media (min-width: 640px) {
  .page-products .pp-hero__stats {
    grid-template-columns: repeat(3, 1fr);
    max-width: 560px;
  }

  .page-products .pp-toc nav {
    display: grid;
    overflow: visible;
  }

  .page-products .pp-toc .gk-chapter-link {
    white-space: normal;
  }

  .page-products .pp-compare__row {
    grid-template-columns: 0.7fr 1.2fr 1.2fr;
  }

  .page-products .pp-bar-row__track {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 992px) {
  .page-products .pp-hero {
    grid-template-columns: 3fr 2fr;
    gap: var(--gk-space-lg);
    align-items: end;
  }

  .page-products .pp-manual {
    grid-template-columns: var(--pp-sidebar-w) 1fr;
    gap: var(--gk-space-lg);
  }

  .page-products .pp-manual__body {
    gap: var(--gk-space-xl);
  }

  .page-products .pp-feature__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--gk-space-lg);
    align-items: center;
  }

  .page-products .pp-feature--schedule .pp-feature__grid,
  .page-products .pp-feature--ios .pp-feature__grid {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .page-products .pp-feature--schedule .pp-feature__media,
  .page-products .pp-feature--ios .pp-feature__media {
    order: 2;
  }

  .page-products .pp-feature--schedule .pp-feature__copy,
  .page-products .pp-feature--ios .pp-feature__copy {
    order: 1;
  }

  .page-products .pp-feature__num {
    font-size: 72px;
  }

  .page-products .pp-feature__head {
    margin-bottom: var(--gk-space-lg);
  }
}