.page-products {
  --page-index-w: 210px;
  --page-side-w: 250px;
  --page-gap: 40px;
  background: var(--cream);
  color: var(--rock-dark);
  font-family: var(--font-body);
}

.page-products img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-products__intro {
  padding: clamp(40px, 6vw, 72px) 0 24px;
}

.page-products__intro-grid {
  display: grid;
  gap: 24px;
}

.page-products__intro-main .section-label {
  margin-bottom: 12px;
}

.page-products__intro-main h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--rock-dark);
}

.page-products__intro-desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--rock-mid);
  max-width: 720px;
  margin: 0;
  border-left: 2px solid var(--terracotta-light);
  padding-left: 18px;
}

.page-products__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding: 24px 0 80px;
}

.page-products__index {
  border-top: 1px solid var(--rock-dark);
  padding-top: 16px;
}

.page-products__index-label {
  font-family: var(--font-meta);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rock-mid);
  margin: 0 0 12px;
}

.page-products__index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

.page-products__index-list li {
  flex-shrink: 0;
  background: var(--cream-warm);
  border-radius: 4px;
}

.page-products__index-list a {
  display: block;
  padding: 8px 12px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--rock-dark);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-products__index-list a span {
  font-family: var(--font-meta);
  font-size: 0.75rem;
  color: var(--terracotta-dark);
  margin-right: 4px;
}

.page-products__index-list a:hover {
  background: var(--moss-dark);
  color: var(--cream);
}

.page-products__main,
.page-products__side {
  min-width: 0;
}

.page-products__section {
  margin-bottom: 56px;
}

.page-products__section h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  letter-spacing: -0.01em;
  margin: 8px 0 12px;
  color: var(--rock-dark);
}

.page-products__section > p {
  color: var(--rock-mid);
  line-height: 1.7;
  margin: 0 0 20px;
}

.page-products__download {
  background: var(--moss-dark);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  color: var(--cream);
  position: relative;
  overflow: hidden;
}

.page-products__download::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(244, 239, 230, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 239, 230, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.page-products__download > * {
  position: relative;
  z-index: 1;
}

.page-products__download .section-label {
  color: var(--terracotta-light);
}

.page-products__download h2 {
  color: var(--cream);
}

.page-products__download > p {
  color: rgba(244, 239, 230, 0.85);
}

.page-products__address-card {
  background: rgba(26, 35, 33, 0.5);
  border: 1px solid rgba(244, 239, 230, 0.2);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
}

.page-products__address-label {
  font-family: var(--font-meta);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--terracotta-light);
}

.page-products__address-code {
  font-family: var(--font-meta);
  font-size: 1.05rem;
  color: var(--cream);
  word-break: break-all;
}

.page-products__address-note {
  font-size: 0.8125rem;
  color: rgba(244, 239, 230, 0.65);
}

.page-products__tabs {
  margin-bottom: 24px;
}

.page-products__tab-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-products__tab-labels {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(244, 239, 230, 0.25);
}

.page-products__tab-label {
  padding: 10px 16px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(244, 239, 230, 0.6);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

#platform-ios:checked ~ .page-products__tab-labels label[for="platform-ios"],
#platform-android:checked ~ .page-products__tab-labels label[for="platform-android"],
#platform-web:checked ~ .page-products__tab-labels label[for="platform-web"] {
  color: var(--cream);
  border-bottom-color: var(--terracotta-light);
}

.page-products__tab-panel {
  display: none;
  background: rgba(26, 35, 33, 0.4);
  border: 1px solid rgba(244, 239, 230, 0.12);
  border-radius: 8px;
  padding: 20px;
}

#platform-ios:checked ~ .page-products__panel-ios,
#platform-android:checked ~ .page-products__panel-android,
#platform-web:checked ~ .page-products__panel-web {
  display: block;
}

.page-products__tab-panel h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  margin: 0 0 8px;
  color: var(--cream);
}

.page-products__tab-panel p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(244, 239, 230, 0.8);
  margin: 0 0 12px;
}

.page-products__tab-panel ul {
  margin: 0;
  padding: 0 0 0 18px;
  color: rgba(244, 239, 230, 0.75);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-products__download-note {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 24px;
}

.page-products__download-note img {
  border-radius: 8px;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products__download-tip {
  background: rgba(244, 239, 230, 0.08);
  border-left: 3px solid var(--terracotta-light);
  padding: 20px;
}

.page-products__download-tip > span {
  font-family: var(--font-meta);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--terracotta-light);
}

.page-products__download-tip ul {
  margin: 12px 0;
  padding: 0 0 0 18px;
  color: rgba(244, 239, 230, 0.85);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.page-products__download-tip .btn--secondary {
  background: transparent;
  border-color: var(--cream);
  color: var(--cream);
  margin-top: 8px;
}

.page-products__download-tip .btn--secondary:hover {
  background: var(--cream);
  color: var(--moss-dark);
}

.page-products__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products__step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid var(--cream-warm);
}

.page-products__step:last-of-type {
  border-bottom: 1px solid var(--cream-warm);
}

.page-products__step-num {
  font-family: var(--font-meta);
  font-size: 2rem;
  font-weight: 300;
  color: var(--terracotta-dark);
  line-height: 1;
  padding-top: 4px;
}

.page-products__step-num::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--terracotta-light);
  margin-bottom: 8px;
}

.page-products__step-body h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  margin: 0 0 6px;
  color: var(--rock-dark);
}

.page-products__step-body p {
  color: var(--rock-mid);
  line-height: 1.7;
  margin: 0 0 12px;
  font-size: 0.9375rem;
}

.page-products__step-body details {
  background: var(--cream-warm);
  border-radius: 6px;
  padding: 8px 14px;
}

.page-products__step-body summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--moss-dark);
  user-select: none;
}

.page-products__step-body summary::-webkit-details-marker {
  color: var(--moss-dark);
}

.page-products__step-body details[open] summary {
  margin-bottom: 8px;
}

.page-products__step-body details ul {
  margin: 0;
  padding: 0 0 0 20px;
  color: var(--rock-mid);
  line-height: 1.7;
  font-size: 0.875rem;
}

.page-products__web-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  background: var(--cream-warm);
  border-radius: var(--radius-card);
  padding: 24px;
}

.page-products__web-copy h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  margin: 16px 0 6px;
  color: var(--rock-dark);
}

.page-products__web-copy h3:first-child {
  margin-top: 0;
}

.page-products__web-copy p {
  color: var(--rock-mid);
  line-height: 1.7;
  margin: 0;
  font-size: 0.9375rem;
}

.page-products__web-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.page-products__web-list li {
  font-size: 0.875rem;
  color: var(--rock-dark);
  background: var(--cream);
  border: 1px solid var(--moss-light);
  border-radius: 4px;
  padding: 8px 12px;
}

.page-products__web-figure {
  margin: 0;
}

.page-products__web-figure img {
  border-radius: 8px;
  width: 100%;
  height: auto;
}

.page-products__sync-figure {
  margin: 24px 0;
}

.page-products__sync-figure img {
  border-radius: var(--radius-card);
  width: 100%;
  height: auto;
}

.page-products__sync-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products__sync-point {
  background: var(--cream-warm);
  border-left: 3px solid var(--accent-blue);
  padding: 20px;
}

.page-products__sync-point h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 6px;
  color: var(--rock-dark);
}

.page-products__sync-point p {
  margin: 0;
  color: var(--rock-mid);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.page-products__versions {
  background: var(--rock-deep);
  border-radius: var(--radius-card);
  padding: 24px;
  color: var(--cream);
}

.page-products__versions .section-label {
  color: var(--moss-light);
}

.page-products__versions h2 {
  color: var(--cream);
}

.page-products__versions > p {
  color: rgba(244, 239, 230, 0.7);
  font-size: 0.875rem;
}

.page-products__changelog {
  list-style: none;
  margin: 20px 0;
  padding: 0;
  position: relative;
}

.page-products__changelog::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: rgba(244, 239, 230, 0.2);
}

.page-products__changelog-item {
  position: relative;
  padding: 0 0 16px 28px;
  transition: opacity 0.2s ease;
}

.page-products__changelog-item::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--moss-light);
}

.page-products__changelog-item:hover {
  opacity: 0.7;
}

.page-products__changelog-item:last-child {
  padding-bottom: 0;
}

.page-products__changelog-version {
  display: block;
  font-family: var(--font-meta);
  font-size: 0.875rem;
  color: var(--terracotta-light);
  margin-bottom: 4px;
}

.page-products__changelog-note {
  display: block;
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(244, 239, 230, 0.75);
}

.page-products__version-figure {
  margin: 20px 0 0;
}

.page-products__version-figure img {
  border-radius: 8px;
  width: 100%;
  height: auto;
}

.page-products__support {
  background: var(--cream-warm);
  border-radius: var(--radius-card);
  padding: 24px;
}

.page-products__support-list {
  list-style: none;
  margin: 16px 0;
  padding: 0;
}

.page-products__support-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 0;
  border-top: 1px solid rgba(43, 58, 54, 0.15);
}

.page-products__support-list span {
  font-family: var(--font-meta);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rock-mid);
}

.page-products__support-list a {
  color: var(--rock-dark);
  text-decoration: none;
  font-weight: 500;
}

.page-products__support-list a:hover {
  color: var(--accent-blue);
}

.page-products__support-figure {
  margin: 16px 0 0;
}

.page-products__support-figure img {
  border-radius: 8px;
  width: 100%;
  height: auto;
}

@media (min-width: 768px) {
  .page-products__intro-grid {
    grid-template-columns: 1fr 360px;
    align-items: end;
  }

  .page-products__download-note {
    grid-template-columns: 320px 1fr;
  }

  .page-products__web-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products__sync-points {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-products__layout {
    grid-template-columns: var(--page-index-w) minmax(0, 1fr) var(--page-side-w);
    gap: var(--page-gap);
    align-items: start;
  }

  .page-products__index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    border-top: none;
    padding-top: 0;
    border-right: 1px solid var(--cream-warm);
    padding-right: 24px;
  }

  .page-products__index-list {
    display: block;
    overflow: visible;
    white-space: normal;
  }

  .page-products__index-list li {
    margin-bottom: 4px;
    background: transparent;
  }

  .page-products__index-list a {
    padding: 8px 12px;
    border-left: 2px solid transparent;
  }

  .page-products__index-list a:hover {
    background: var(--cream-warm);
    color: var(--rock-dark);
    border-left-color: var(--terracotta-dark);
  }

  .page-products__side {
    margin-top: 8px;
  }
}