.page-products {
  --pp-gap: 24px;
  --pp-card-radius: 2px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  padding-bottom: 96px;
}

.page-products .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--moss);
  padding: 20px 0 0;
}

.page-products .breadcrumb a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 1px;
  transition: color 180ms var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--maple-deep);
}

.page-products .breadcrumb__sep {
  color: var(--line);
}

.page-products .breadcrumb__current {
  color: var(--ink);
  font-weight: 500;
}

/* ---- hero ---- */
.page-products .page-hero {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
  padding: 32px 0 40px;
  border-bottom: 1px solid var(--line);
}

.page-products .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber);
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-products .display-title {
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
  font-size: 30px;
  margin: 0 0 18px;
  color: var(--ink);
}

.page-products .lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--moss);
  max-width: 34em;
  margin: 0 0 24px;
}

.page-products .page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--pp-card-radius);
  border: 1px solid transparent;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .button--primary {
  background: var(--maple);
  color: #fff;
}

.page-products .button--primary:hover {
  background: var(--maple-deep);
  transform: translateY(-1px);
}

.page-products .button--ghost {
  background: transparent;
  color: var(--pine);
  border-color: var(--line);
}

.page-products .button--ghost:hover {
  border-color: var(--pine);
  background: var(--mist);
}

.page-products .button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

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

.page-products .aside-panel {
  background: var(--pine);
  color: #fff;
  padding: 20px 18px;
  border-radius: var(--pp-card-radius);
  border: 1px solid var(--pine-deep);
  box-shadow: var(--shadow-micro);
}

.page-products .aside-panel--mist {
  background: var(--mist);
  color: var(--ink);
  border-color: var(--line);
}

.page-products .aside-panel__kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
  font-family: var(--font-mono);
}

.page-products .aside-panel--mist .aside-panel__kicker {
  color: var(--maple);
}

.page-products .aside-panel__value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.page-products .aside-panel__value span {
  font-size: 13px;
  font-family: var(--font-sans);
  margin-left: 4px;
  font-weight: 400;
  opacity: 0.85;
}

.page-products .aside-panel__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  opacity: 0.82;
}

/* ---- data strip ---- */
.page-products .page-strip {
  margin: 0 0 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 16px;
}

.page-products .page-strip .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .page-strip .stat__value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--pine);
  font-variant-numeric: tabular-nums;
  border-bottom: 2px solid var(--amber);
  padding-bottom: 6px;
  align-self: flex-start;
}

.page-products .page-strip .stat__value small {
  font-size: 12px;
  margin-left: 2px;
  color: var(--moss);
  font-weight: 400;
}

.page-products .page-strip .stat__label {
  font-size: 12px;
  color: var(--moss);
  letter-spacing: 0.02em;
}

/* ---- generic section ---- */
.page-products .section {
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .section-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--ink);
}

.page-products .section-lede {
  font-size: 14px;
  line-height: 1.8;
  color: var(--moss);
  margin: 0 0 26px;
  max-width: 34em;
}

/* ---- services ---- */
.page-products .services__grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

.page-products .service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-products .service-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-products .service-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .service-item__index {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--maple);
  line-height: 1.5;
}

.page-products .service-item__title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}

.page-products .service-item__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--moss);
}

.page-products .services__link-line {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
}

.page-products .services__link-line a {
  color: var(--maple-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 1px;
}

.page-products .services__link-line a:hover {
  border-bottom-color: var(--maple);
}

.page-products .services__visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-products .image-frame {
  margin: 0;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--pp-card-radius);
  overflow: hidden;
  box-shadow: var(--shadow-micro);
}

.page-products .image-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .image-frame__caption {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--moss);
  border-top: 1px solid var(--line);
  background: var(--paper);
  font-family: var(--font-sans);
}

.page-products .rhythm-card {
  background: var(--pine);
  color: #fff;
  padding: 18px 16px;
  border-radius: var(--pp-card-radius);
  box-shadow: var(--shadow-micro);
}

.page-products .rhythm-card__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .rhythm-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .rhythm-bar__seg {
  display: flex;
  align-items: baseline;
  gap: 10px;
  width: 100%;
  text-align: left;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--pp-card-radius);
  color: #fff;
  padding: 10px 12px;
  min-height: 44px;
  cursor: pointer;
  font-family: inherit;
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .rhythm-bar__seg:hover {
  background: rgba(255, 255, 255, 0.12);
}

.page-products .rhythm-bar__seg.is-active {
  background: var(--maple);
  border-color: var(--maple);
}

.page-products .rhythm-bar__seg:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .rhythm-bar__freq {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  flex: 0 0 auto;
}

.page-products .rhythm-bar__desc {
  font-size: 12px;
  opacity: 0.85;
  line-height: 1.5;
}

.page-products .rhythm-card__hint {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 10px;
}

/* ---- topics ---- */
.page-products .topics__head {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
  margin-bottom: 28px;
}

.page-products .topics__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--pp-card-radius);
  overflow: hidden;
  background: var(--mist);
}

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

.page-products .topics__figure figcaption {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--moss);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-products .topic-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .topic-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 1px solid var(--pine);
  border-radius: var(--pp-card-radius);
  padding: 18px 16px 16px;
  box-shadow: var(--shadow-micro);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-products .topic-card:hover,
.page-products .topic-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--moss);
  box-shadow: 0 4px 10px rgba(18, 33, 27, 0.08);
}

.page-products .topic-card__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
}

.page-products .topic-card__title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-products .topic-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--moss);
}

.page-products .topic-card__more {
  list-style: none;
  margin: 0;
  max-height: 0;
  overflow: hidden;
  padding: 0;
  opacity: 0;
  transition: max-height 240ms var(--ease), opacity 200ms var(--ease), margin 200ms var(--ease);
}

.page-products .topic-card:hover .topic-card__more,
.page-products .topic-card:focus-within .topic-card__more {
  max-height: 160px;
  opacity: 1;
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.page-products .topic-card__more li {
  font-size: 12px;
  color: var(--pine);
  line-height: 1.9;
  padding-left: 14px;
  position: relative;
}

.page-products .topic-card__more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 5px;
  height: 5px;
  background: var(--maple);
  border-radius: 50%;
}

/* ---- search ---- */
.page-products .search__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.page-products .filter-demo {
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--pp-card-radius);
  padding: 16px;
  margin-bottom: 24px;
}

.page-products .filter-demo__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.page-products .filter-chip {
  font-family: inherit;
  font-size: 13px;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--pine);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .filter-chip:hover {
  border-color: var(--pine);
}

.page-products .filter-chip.is-active {
  background: var(--pine);
  border-color: var(--pine);
  color: #fff;
}

.page-products .filter-chip:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .filter-demo__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .search__facts {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-products .search__facts > div {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-products .search__facts > div:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .search__facts dt {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--maple);
  font-weight: 600;
  margin-bottom: 4px;
}

.page-products .search__facts dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--moss);
}

/* ---- versions ---- */
.page-products .versions__head {
  max-width: 40em;
  margin-bottom: 28px;
}

.page-products .version-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  padding: 18px 0 20px;
  margin-bottom: 20px;
}

.page-products .version-track::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 36px;
  height: 2px;
  background: var(--line);
}

.page-products .version-node {
  position: relative;
  background: transparent;
  border: none;
  padding: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink);
  min-height: 44px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .version-node__dot {
  position: relative;
  z-index: 1;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--pine);
  margin-bottom: 10px;
  transition: background 180ms var(--ease), border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .version-node.is-current .version-node__dot {
  background: var(--maple);
  border-color: var(--maple);
}

.page-products .version-node:hover .version-node__dot,
.page-products .version-node[aria-expanded="true"] .version-node__dot {
  transform: scale(1.2);
  border-color: var(--maple);
}

.page-products .version-node:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 4px;
}

.page-products .version-node__label {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--pine);
}

.page-products .version-node__title {
  font-size: 12px;
  color: var(--moss);
  line-height: 1.5;
}

.page-products .version-detail {
  grid-column: 1 / -1;
  background: var(--mist);
  border-left: 2px solid var(--maple);
  padding: 14px 16px;
  border-radius: var(--pp-card-radius);
  margin-top: 8px;
}

.page-products .version-detail__title {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--maple);
}

.page-products .version-detail__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .version-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .version-notes li {
  font-size: 13px;
  line-height: 1.75;
  color: var(--moss);
  padding-left: 14px;
  position: relative;
}

.page-products .version-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 3px;
  height: 3px;
  background: var(--amber);
}

.page-products .version-notes strong {
  font-family: var(--font-mono);
  color: var(--pine);
  font-size: 12px;
  margin-right: 6px;
}

/* ---- devices ---- */
.page-products .devices__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.page-products .device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-products .device-list li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-products .device-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .device-list__w {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--maple);
  font-weight: 600;
  padding-top: 4px;
}

.page-products .device-list h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--ink);
}

.page-products .device-list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
}

.page-products .devices__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--pp-card-radius);
  overflow: hidden;
  background: var(--mist);
}

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

.page-products .devices__figure figcaption {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--moss);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

/* ---- audience ---- */
.page-products .audience__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.page-products .audience__cta {
  margin-top: 6px;
}

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

.page-products .audience-card {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  padding: 16px;
  border-radius: var(--pp-card-radius);
  box-shadow: var(--shadow-micro);
}

.page-products .audience-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--maple-deep);
  background: var(--blush);
  padding: 3px 8px;
  margin-bottom: 8px;
  border-radius: 2px;
}

.page-products .audience-card h3 {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}

.page-products .audience-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
}

/* ---- start ---- */
.page-products .start__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}

.page-products .start__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--pp-card-radius);
  overflow: hidden;
  background: var(--mist);
}

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

.page-products .start__figure figcaption {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--moss);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-products .start-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: step;
}

.page-products .start-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  align-items: start;
}

.page-products .start-step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .start-step__no {
  grid-row: span 2;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--pine);
  border-radius: 50%;
}

.page-products .start-step:nth-child(2) .start-step__no {
  background: var(--maple);
}

.page-products .start-step:nth-child(3) .start-step__no {
  background: var(--amber);
  color: var(--ink);
}

.page-products .start-step h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  margin: 4px 0 6px;
  color: var(--ink);
}

.page-products .start-step p {
  grid-column: 2;
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
}

.page-products .start__foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--moss);
}

.page-products .start__foot a {
  color: var(--maple-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 1px;
}

.page-products .start__foot a:hover {
  border-bottom-color: var(--maple);
}

/* ---- responsive ---- */
@media (min-width: 720px) {
  .page-products .page-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .audience__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .version-notes {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .display-title {
    font-size: 38px;
  }

  .page-products .section-title {
    font-size: 26px;
  }
}

@media (min-width: 1024px) {
  .page-products {
    padding-bottom: 120px;
  }

  .page-products .page-hero {
    grid-template-columns: 8fr 4fr;
    gap: 40px;
    align-items: start;
    padding: 40px 0 52px;
  }

  .page-products .display-title {
    font-size: 46px;
  }

  .page-products .page-hero__aside {
    grid-template-columns: 1fr;
    padding-top: 8px;
  }

  .page-products .section {
    padding: 64px 0;
  }

  .page-products .services__grid {
    grid-template-columns: 8fr 4fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .topics__head {
    grid-template-columns: 5fr 7fr;
    gap: 36px;
    align-items: end;
  }

  .page-products .topic-grid {
    grid-template-columns: repeat(3, 1fr);
    column-gap: 24px;
    row-gap: 28px;
  }

  .page-products .topic-card--offset {
    transform: translateY(8px);
  }

  .page-products .topic-card--offset:hover,
  .page-products .topic-card--offset:focus-within {
    transform: translateY(6px);
  }

  .page-products .search__grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .devices__grid {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .audience__grid {
    grid-template-columns: 4fr 8fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .start__grid {
    grid-template-columns: 4fr 8fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .version-track {
    gap: 16px;
  }

  .page-products .audience__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .topic-card,
  .page-products .topic-card__more,
  .page-products .button,
  .page-products .version-node__dot,
  .page-products .filter-chip,
  .page-products .rhythm-bar__seg {
    transition: none;
  }
}