.page-products {
  --pv-rail: 232px;
  --pv-block-gap: clamp(44px, 6vw, 78px);
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .mono {
  font-family: var(--font-mono);
  font-feature-settings: "tnum" 1;
}

/* ---------- hero ---------- */
.page-products .pv-hero {
  padding: clamp(20px, 3vw, 36px) 0 clamp(42px, 6vw, 76px);
}

.page-products .pv-breadcrumb {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-products .pv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-products .pv-hero__lead h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.6vw, 66px);
  line-height: 1.12;
  color: var(--gold-200);
}

.page-products .pv-hero__intro {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--stone-light);
}

.page-products .pv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pv-hero__media {
  margin: 0;
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
  aspect-ratio: 14 / 9;
  overflow: hidden;
}

.page-products .pv-hero__media .media__img,
.page-products .pv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pv-hero__media .media__caption {
  padding: 10px 12px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone-light);
  border-top: 1px solid var(--ink-700);
  background: var(--ink-900);
}

.page-products .pv-hero__facts {
  list-style: none;
  margin: clamp(32px, 4vw, 52px) 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--ink-700);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
}

.page-products .pv-hero__num {
  display: block;
  font-size: 22px;
  color: var(--gold-500);
  letter-spacing: 0.02em;
}

.page-products .pv-hero__cap {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone-light);
}

/* ---------- layout with sticky rail ---------- */
.page-products .pv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(50px, 7vw, 96px);
}

.page-products .pv-rail__label {
  margin: 0 0 10px;
  color: var(--stone-400);
}

.page-products .pv-rail__label--gap {
  margin-top: 26px;
}

.page-products .pv-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
}

.page-products .pv-rail__link {
  display: block;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--stone-light);
  text-decoration: none;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.page-products .pv-rail__link .mono {
  color: var(--gold-500);
  margin-right: 6px;
  font-size: 12px;
}

.page-products .pv-rail__link:hover,
.page-products .pv-rail__link:focus-visible {
  color: var(--gold-200);
  border-left-color: var(--gold-500);
  background: rgba(201, 162, 90, 0.06);
}

/* ---------- chapter blocks ---------- */
.page-products .chapter {
  display: block;
}

.page-products .pv-block {
  padding: var(--pv-block-gap) 0 0;
}

.page-products .pv-block + .pv-block {
  margin-top: var(--pv-block-gap);
  border-top: 1px solid var(--ink-700);
}

.page-products .pv-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: 26px;
}

.page-products .pv-head .chapter__index {
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.12em;
}

.page-products .pv-head .chapter__title {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.28;
  color: var(--gold-200);
}

.page-products .pv-head__note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone-light);
  max-width: 52ch;
}

/* ---------- A positioning ---------- */
.page-products .pv-pos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .pv-pos__item {
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  scroll-margin-top: 96px;
}

.page-products .pv-pos__ver {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--stone-light);
}

.page-products .pv-pos__num {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  border: 1px solid var(--gold-500);
  color: var(--gold-500);
  font-size: 12px;
}

.page-products .pv-pos__item .card__title {
  margin: 0 0 12px;
  font-size: 22px;
  line-height: 1.35;
  color: var(--paper-100);
}

.page-products .pv-pos__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone-light);
}

.page-products .pv-pos__list {
  margin: 18px 0 0;
  padding: 0;
}

.page-products .pv-pos__list .rule-list__item {
  position: relative;
  list-style: none;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-100);
}

.page-products .pv-pos__list .rule-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--gold-500);
}

/* ---------- B matrix ---------- */
.page-products .pv-band-media {
  margin: 0 0 22px;
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

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

.page-products .pv-band-media .media__caption {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone-light);
  background: var(--ink-800);
  border-top: 1px solid var(--ink-700);
}

.page-products .pv-paper {
  background: var(--paper-100);
  border: 1px solid var(--gold-500);
  padding: clamp(4px, 1.2vw, 10px);
  color: var(--ink-900);
}

.page-products .table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pv-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
  color: var(--ink-900);
}

.page-products .pv-table__caption {
  caption-side: top;
  text-align: left;
  padding: 8px 12px 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--stone-400);
}

.page-products .pv-table th,
.page-products .pv-table td {
  padding: 14px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
  border-bottom: 1px solid rgba(14, 26, 38, 0.14);
}

.page-products .pv-table thead th {
  background: var(--ink-800);
  color: var(--gold-200);
  font-size: 13px;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--gold-500);
}

.page-products .pv-table tbody th {
  font-weight: 700;
  font-size: 14px;
  color: var(--ink-900);
}

.page-products .pv-table tbody tr:nth-child(odd) th,
.page-products .pv-table tbody tr:nth-child(odd) td {
  background: var(--paper-000);
}

.page-products .pv-table tbody tr:nth-child(even) th,
.page-products .pv-table tbody tr:nth-child(even) td {
  background: var(--paper-100);
}

.page-products .pv-table .data-table__sticky {
  position: sticky;
  left: 0;
  z-index: 2;
  min-width: 92px;
  box-shadow: 1px 0 0 rgba(14, 26, 38, 0.14);
}

.page-products .pv-table thead .data-table__sticky {
  background: var(--ink-800);
  z-index: 3;
}

.page-products .pv-table .data-table__row--mark th,
.page-products .pv-table .data-table__row--mark td {
  background: rgba(201, 162, 90, 0.14);
}

.page-products .pv-table td strong {
  color: var(--ink-900);
  font-weight: 700;
}

/* ---------- bars ---------- */
.page-products .pv-bars {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.page-products .pv-bars__item {
  display: grid;
  gap: 6px;
}

.page-products .pv-bars__name {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold-200);
}

.page-products .pv-bars__track {
  display: block;
  height: 8px;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
}

.page-products .pv-bars__fill {
  display: block;
  height: 100%;
}

.page-products .pv-bars__fill--pc {
  background: var(--gold-500);
}

.page-products .pv-bars__fill--cn {
  background: var(--moss-700);
}

.page-products .pv-bars__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone-light);
}

/* ---------- C rules ---------- */
.page-products .pv-rules__intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 30px;
}

.page-products .pv-rules__media {
  margin: 0;
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

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

.page-products .pv-rules__media .media__caption {
  padding: 9px 12px;
  font-size: 12px;
  color: var(--stone-light);
  background: var(--ink-800);
}

.page-products .pv-rules__copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone-light);
}

.page-products .pv-rules__copy p:last-child {
  margin-bottom: 0;
}

.page-products .pv-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-products .pv-tab-list .tab {
  appearance: none;
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
  color: var(--stone-light);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  border-radius: 2px;
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.page-products .pv-tab-list .tab:hover,
.page-products .pv-tab-list .tab:focus-visible {
  color: var(--gold-200);
  border-color: var(--gold-500);
}

.page-products .pv-tab-list .tab[aria-selected="true"] {
  background: var(--gold-500);
  border-color: var(--gold-500);
  color: var(--ink-900);
}

.page-products .pv-panel {
  border-top: 1px solid var(--ink-700);
  padding-top: 22px;
}

.page-products .pv-panel:not([hidden]) {
  animation: pv-fade 160ms ease-out;
}

@keyframes pv-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-products .pv-panel__lead {
  margin: 0 0 18px;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.6;
  color: var(--gold-200);
}

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

.page-products .pv-pair__col {
  padding: 16px 18px;
  background: var(--ink-800);
  border-left: 2px solid var(--gold-500);
}

.page-products .pv-pair__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold-500);
  font-weight: 400;
}

.page-products .pv-pair__col p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-100);
}

/* ---------- D switch ---------- */
.page-products .pv-lines {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-700);
}

.page-products .pv-lines__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 22px 0;
  border-bottom: 1px solid var(--ink-700);
}

.page-products .pv-lines__item .rule-list__num {
  font-size: 20px;
  color: var(--gold-500);
  line-height: 1.4;
}

.page-products .pv-lines__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper-100);
}

.page-products .pv-lines__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone-light);
}

.page-products .pv-callout {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid var(--gold-500);
  background: rgba(201, 162, 90, 0.07);
  display: grid;
  gap: 16px;
  justify-items: start;
}

.page-products .pv-callout__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gold-200);
}

/* ---------- E timeline ---------- */
.page-products .pv-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .pv-timeline__lane {
  border-left: 1px solid var(--ink-700);
  padding-left: 18px;
}

.page-products .pv-timeline__lane-name {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold-500);
}

.page-products .pv-timeline__row {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
  padding-bottom: 18px;
}

.page-products .pv-timeline__row:last-child {
  padding-bottom: 0;
}

.page-products .pv-timeline__dot {
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--gold-500);
}

.page-products .pv-timeline__dot--mute {
  background: transparent;
  border: 1px solid var(--stone-400);
}

.page-products .pv-timeline__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--paper-100);
}

.page-products .pv-timeline__row p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone-light);
}

.page-products .pv-timeline__media {
  margin: 28px 0 0;
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

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

.page-products .pv-timeline__media .media__caption {
  padding: 9px 12px;
  font-size: 12px;
  color: var(--stone-light);
  background: var(--ink-800);
}

.page-products .pv-cadence {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ink-700);
}

.page-products .pv-cadence li {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: var(--ink-800);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-100);
}

.page-products .pv-cadence__num {
  color: var(--gold-500);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.page-products .pv-inline-link {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone-light);
}

.page-products .pv-inline-link a {
  color: var(--gold-200);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- F entry ---------- */
.page-products .pv-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

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

.page-products .pv-entry__card {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
}

.page-products .pv-entry__ver {
  margin: 0 0 10px;
  display: inline-block;
  padding: 2px 9px;
  border: 1px solid var(--gold-500);
  color: var(--gold-500);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .pv-entry__card .card__title {
  margin: 0 0 6px;
  font-size: 20px;
  color: var(--paper-100);
}

.page-products .pv-entry__card .card__meta {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--stone-400);
}

.page-products .pv-entry__card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone-light);
}

.page-products .pv-entry__card .btn {
  margin-top: 6px;
}

.page-products .pv-entry__media {
  margin: 0;
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

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

.page-products .pv-entry__media .media__caption {
  padding: 9px 12px;
  font-size: 12px;
  color: var(--stone-light);
  background: var(--ink-800);
}

.page-products .pv-callout--last {
  margin-top: 30px;
}

/* ---------- buttons used locally ---------- */
.page-products .btn--quiet {
  background: transparent;
  border: 1px solid var(--ink-700);
  color: var(--stone-light);
  cursor: pointer;
  font-size: 13px;
  padding: 8px 14px;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products .btn--quiet:hover,
.page-products .btn--quiet:focus-visible {
  color: var(--gold-200);
  border-color: var(--gold-500);
}

.page-products .btn--quiet.is-done {
  color: var(--moss-700);
  border-color: var(--gold-500);
}

/* ---------- responsive ---------- */
@media (min-width: 640px) {
  .page-products .pv-pos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pv-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pv-entry__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pv-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pv-hero__grid {
    grid-template-columns: 1.18fr 0.82fr;
  }

  .page-products .pv-rules__intro {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }

  .page-products .pv-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px;
  }

  .page-products .pv-entry {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
  }

  .page-products .pv-callout {
    grid-template-columns: 1fr auto;
    align-items: center;
    justify-items: stretch;
  }

  .page-products .pv-callout .btn {
    justify-self: end;
  }
}

@media (min-width: 1024px) {
  .page-products .pv-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pv-rail {
    position: sticky;
    top: 96px;
    padding-bottom: 20px;
    border-right: 1px solid var(--ink-700);
    padding-right: 8px;
  }

  .page-products .pv-rail__list {
    display: block;
  }

  .page-products .pv-rail__link {
    padding: 9px 14px;
  }

  .page-products .pv-bars {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pv-panel:not([hidden]) {
    animation: none;
  }

  .page-products .pv-rail__link,
  .page-products .pv-tab-list .tab {
    transition: none;
  }
}
<<<END>>>