.page-products {
  --pp-gap: clamp(16px, 2.4vw, 32px);
  --pp-rule: 1px solid var(--line);
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  padding-block-end: clamp(48px, 7vw, 104px);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: var(--step-body);
  line-height: 1.75;
  overflow-x: clip;
}

.page-products :focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- breadcrumbs ---------- */
.page-products .breadcrumbs {
  padding-top: clamp(20px, 3vw, 36px);
}
.page-products .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}
.page-products .breadcrumbs__link {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur);
}
.page-products .breadcrumbs__link:hover {
  color: var(--cyan);
}
.page-products .breadcrumbs__current {
  color: var(--paper);
}

/* ---------- hero ---------- */
.pp-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(26px, 4vw, 52px) clamp(36px, 6vw, 80px);
}
.pp-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -8%;
  left: -14%;
  width: min(780px, 96%);
  height: clamp(200px, 32vw, 420px);
  background: linear-gradient(115deg, var(--felt) 0%, var(--ink-2) 58%, rgba(27, 227, 198, .16) 100%);
  clip-path: polygon(0 0, 100% 5%, 84% 100%, 0 80%);
}
.pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}
.pp-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}
.pp-hero__title {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(32px, 6.2vw, 72px);
  line-height: 1.04;
  letter-spacing: -.02em;
  font-weight: 900;
}
.pp-hero__lede {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  max-width: 38ch;
  font-size: clamp(15.5px, 1.3vw, 18px);
  color: var(--paper);
  opacity: .86;
}
.pp-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 44px);
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(18px, 3vw, 28px);
  border-top: var(--pp-rule);
}
.page-products .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.page-products .stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- quick index ---------- */
.pp-quick {
  border: var(--pp-rule);
  background: var(--ink-2);
  padding: clamp(20px, 2.4vw, 28px);
}
.pp-quick__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}
.pp-quick__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.pp-quick__link {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding: 13px 8px 13px 0;
  border-bottom: var(--pp-rule);
  color: var(--paper);
  text-decoration: none;
  transition: background var(--dur), color var(--dur), padding-left var(--dur);
}
.pp-quick__item:last-child .pp-quick__link {
  border-bottom: 0;
}
.pp-quick__link:hover,
.pp-quick__link:focus-visible {
  padding-left: 10px;
  background: var(--felt);
  color: var(--cyan);
}
.pp-quick__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}
.pp-quick__label {
  font-size: 15px;
}

/* ---------- sections ---------- */
.pp-section {
  padding-block: clamp(40px, 6vw, 96px);
  border-top: var(--pp-rule);
}
.page-products .section__head {
  margin-bottom: clamp(26px, 4vw, 56px);
}
.page-products .section__index {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(42px, 8vw, 104px);
  font-weight: 700;
  line-height: .85;
  letter-spacing: -.03em;
  color: var(--muted);
  opacity: .5;
  transition: color 320ms ease, opacity 320ms ease;
}
.page-products .section__head.is-visible .section__index {
  color: var(--cyan);
  opacity: 1;
}
.page-products .section__title {
  margin: 12px 0 0;
  max-width: 24ch;
  font-size: clamp(23px, 3.3vw, 40px);
  line-height: 1.16;
  letter-spacing: -.015em;
  font-weight: 800;
}
.page-products .section__desc {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: clamp(14.5px, 1.15vw, 16.5px);
  color: var(--muted);
}

/* ---------- 01 steps ---------- */
.pp-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 2.8vw, 32px);
}
.pp-step {
  padding-top: 18px;
  border-top: 2px solid var(--line);
  transition: border-color var(--dur);
}
.pp-step:hover {
  border-top-color: var(--felt);
}
.pp-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}
.pp-step__title {
  margin: 8px 0 0;
  font-size: clamp(17px, 1.6vw, 21px);
  font-weight: 700;
  letter-spacing: -.01em;
}
.pp-step__text {
  margin: 10px 0 0;
  max-width: 42ch;
  color: var(--muted);
  font-size: 14.5px;
}
.pp-step__figure {
  margin: 0;
}
.page-products .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .03em;
  color: var(--muted);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--pp-rule);
}

/* ---------- 02 records ---------- */
.pp-records {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.6vw, 44px);
}
.pp-timeline {
  position: relative;
  margin: 0;
  padding: 4px 0 4px 22px;
  list-style: none;
}
.pp-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--line);
}
.pp-timeline__item {
  position: relative;
  padding-bottom: 22px;
}
.pp-timeline__item:last-child {
  padding-bottom: 0;
}
.pp-timeline__item::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--ink);
  border: 1px solid var(--cyan);
}
.pp-timeline__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}
.pp-timeline__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}
.pp-export {
  position: relative;
  padding: clamp(20px, 2.6vw, 34px);
  border: 1px solid var(--felt);
  background: linear-gradient(160deg, var(--ink-2) 0%, var(--ink) 78%);
  box-shadow: 0 22px 56px rgba(0, 0, 0, .45);
}
.pp-export::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 2px;
  background: var(--cyan);
}
.pp-export__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.pp-export__title {
  margin: 0;
  font-size: clamp(17px, 1.7vw, 22px);
  font-weight: 700;
  letter-spacing: -.01em;
}
.pp-export__rows {
  margin: clamp(16px, 2vw, 24px) 0 0;
  padding: 0;
}
.pp-export__row {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: var(--pp-rule);
}
.pp-export__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}
.pp-export__row dd {
  margin: 0;
  font-size: 14.5px;
  color: var(--paper);
}
.pp-export__hint {
  margin: 16px 0 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--orange);
}
.page-products .table-wrap {
  margin-top: clamp(26px, 3vw, 40px);
  overflow-x: auto;
}
.page-products .data-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}
.pp-table__caption {
  padding: 0 0 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-products .data-table th,
.page-products .data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: var(--pp-rule);
  white-space: nowrap;
}
.page-products .data-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
  border-bottom-color: var(--felt);
}
.page-products .data-table tbody tr {
  transition: background var(--dur);
}
.page-products .data-table tbody tr:hover {
  background: var(--felt);
}
.page-products .data-table .num {
  font-family: var(--font-mono);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.pp-table__time {
  font-family: var(--font-mono);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.pp-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- 03 fields ---------- */
.pp-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: var(--pp-rule);
}
.pp-field {
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--ink);
  transition: background var(--dur);
}
.pp-field:hover {
  background: var(--ink-2);
}
.pp-field__name {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.pp-field__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}

/* ---------- 04 practice ---------- */
.pp-practice__figure {
  margin: 0 0 clamp(24px, 3.2vw, 40px);
}
.pp-scale {
  margin-bottom: clamp(24px, 3.2vw, 40px);
}
.pp-scale__svg {
  display: block;
  width: 100%;
  height: auto;
}
.pp-scale__labels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}
.pp-levels {
  border-top: var(--pp-rule);
}
.page-products .faq-item {
  border-bottom: var(--pp-rule);
}
.page-products .faq-item__summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(16px, 1.4vw, 19px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-products .faq-item__summary::-webkit-details-marker {
  display: none;
}
.page-products .faq-item__summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}
.page-products .faq-item[open] .faq-item__summary::after {
  content: "－";
}
.page-products .faq-item__body {
  padding: 0 0 20px;
  max-width: 52ch;
  font-size: 14.5px;
  color: var(--muted);
}
.page-products .faq-item__body p {
  margin: 0;
}

/* ---------- 05 versions ---------- */
.pp-versions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.6vw, 48px);
}
.pp-versions__figure {
  margin: 0;
}
.pp-version-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.pp-version {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 4px 16px;
  padding: clamp(16px, 2vw, 22px) 0;
  border-top: var(--pp-rule);
}
.pp-version:last-child {
  border-bottom: var(--pp-rule);
}
.pp-version__no {
  grid-row: 1 / span 2;
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}
.pp-version__title {
  grid-column: 2;
  margin: 0;
  font-size: clamp(16.5px, 1.5vw, 20px);
  font-weight: 700;
  letter-spacing: -.01em;
}
.pp-version__text {
  grid-column: 2;
  margin: 6px 0 0;
  max-width: 48ch;
  font-size: 14.5px;
  color: var(--muted);
}

/* ---------- 06 support ---------- */
.pp-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 24px);
}
.pp-support__card {
  display: block;
  padding: clamp(20px, 2.4vw, 28px);
  border: var(--pp-rule);
  background: var(--ink-2);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur), border-color var(--dur), background var(--dur);
}
.pp-support__card:hover,
.pp-support__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan);
  background: var(--felt);
}
.pp-support__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--violet);
}
.pp-support__title {
  margin: 10px 0 0;
  font-size: clamp(17px, 1.5vw, 20px);
  font-weight: 700;
}
.pp-support__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}
.pp-support__go {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.pp-support__figure {
  margin: clamp(26px, 3.4vw, 44px) 0 0;
}
.pp-foot-note {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  font-size: 13px;
  color: var(--muted);
}
.pp-foot-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--dur);
}
.pp-foot-note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- breakpoints ---------- */
@media (min-width: 700px) {
  .pp-scale__labels {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .pp-scale__labels span:nth-child(2),
  .pp-scale__labels span:nth-child(3) {
    text-align: center;
  }
  .pp-scale__labels span:nth-child(4) {
    text-align: right;
  }
  .pp-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .pp-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
  .pp-support {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .section__head {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
    column-gap: clamp(24px, 4vw, 72px);
    align-items: end;
  }
  .page-products .section__index {
    grid-column: 1;
  }
  .page-products .section__title {
    grid-column: 1;
    margin-top: clamp(6px, 1vw, 14px);
  }
  .page-products .section__desc {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: end;
    margin-top: 0;
  }
  .pp-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
    align-items: end;
    gap: clamp(28px, 5vw, 72px);
  }
  .pp-versions {
    grid-template-columns: minmax(240px, .7fr) minmax(0, 1.5fr);
    column-gap: clamp(28px, 4vw, 64px);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .pp-records {
    grid-template-columns: minmax(200px, .62fr) minmax(0, 1.6fr);
    column-gap: clamp(24px, 4vw, 64px);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .pp-fields {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}