.page-products {
  --pk-high: var(--cfg-high);
  --pk-mid: var(--cfg-mid);
  --pk-low: var(--cfg-low);
  display: block;
  overflow-x: clip;
  padding-bottom: 24px;
  color: var(--paper);
  background:
    radial-gradient(900px 520px at 90% -6%, rgba(232, 114, 44, .18), transparent 62%),
    radial-gradient(720px 520px at 2% 12%, rgba(127, 212, 232, .10), transparent 68%),
    var(--ink);
}

.page-products .wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
  box-sizing: border-box;
}

.page-products .breadcrumb {
  padding-top: 20px;
  padding-bottom: 4px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .breadcrumb a {
  color: var(--ice);
  text-decoration: none;
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  text-decoration: underline;
}

.page-products .section {
  padding-top: 64px;
  padding-bottom: 8px;
}

.page-products .section--tight {
  padding-top: 48px;
  padding-bottom: 64px;
}

/* ---------- 首屏 ---------- */
.page-products .pk-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: 32px;
  padding-bottom: 8px;
  align-items: start;
}

.page-products .pk-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--paper);
  word-break: break-word;
}

.page-products .pk-hero__intro {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(245, 239, 230, .82);
}

.page-products .pk-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 44px;
  margin: 32px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-products .pk-stat {
  min-width: 0;
}

.page-products .pk-stat__num {
  display: block;
  font-size: clamp(26px, 5.6vw, 38px);
  line-height: 1;
  color: var(--orange);
  font-weight: 700;
}

.page-products .pk-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-products .pk-hero__figure {
  margin: 0;
}

.page-products .pk-hero__figure img,
.page-products .pk-cfg__figure img,
.page-products .pk-lite__figure img,
.page-products .pk-flow__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节标题 ---------- */
.page-products .pk-head {
  max-width: 68ch;
  margin-bottom: 28px;
}

.page-products .pk-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -.005em;
  color: var(--paper);
  word-break: break-word;
}

.page-products .pk-head__note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pk-head__note + .pk-head__note {
  margin-top: 10px;
}

/* ---------- 品类总览 ---------- */
.page-products .pk-switcher {
  min-width: 0;
}

.page-products .pk-switcher .switcher__list {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 26px;
  border-bottom: 1px solid var(--line);
}

.page-products .pk-switcher .switcher__btn {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  margin-bottom: -1px;
  padding: 11px 2px;
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--muted);
  cursor: pointer;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .pk-switcher .switcher__btn:hover {
  color: var(--paper);
}

.page-products .pk-switcher .switcher__btn[aria-selected="true"] {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

.page-products .pk-switcher .switcher__btn:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 3px;
}

.page-products .pk-cat-detail {
  padding-top: 26px;
}

.page-products .pk-cat-detail__count {
  margin: 0 0 18px;
  font-size: 15px;
  color: var(--ice);
  letter-spacing: .02em;
}

.page-products .pk-cat-detail__count .mono {
  font-size: 30px;
  color: var(--orange);
  font-weight: 700;
  margin-right: 4px;
}

/* ---------- 字段说明 ---------- */
.page-products .pk-legend {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pk-legend__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pk-legend__key {
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-products .pk-legend__key::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--ice);
  vertical-align: middle;
}

.page-products .pk-legend__desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(245, 239, 230, .8);
}

/* ---------- 表格 ---------- */
.page-products .pk-table {
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.page-products .pk-table__caption {
  padding: 14px 16px 12px;
  text-align: left;
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--muted);
}

.page-products .pk-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pk-table th,
.page-products .pk-table td {
  padding: 13px 14px;
  text-align: left;
  white-space: nowrap;
  border-top: 1px solid var(--line);
}

.page-products .pk-table thead th {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--muted);
  background: rgba(11, 36, 38, .6);
}

.page-products .pk-table tbody th {
  font-weight: 600;
  color: var(--paper);
}

.page-products .pk-table .num {
  font-size: 13.5px;
  color: var(--ice);
}

.page-products .pk-table .tag {
  display: inline-block;
  margin-right: 6px;
  font-size: 12px;
}

/* ---------- 三档配置 ---------- */
.page-products .pk-cfg__figure {
  margin: 0 0 32px;
}

.page-products .pk-cfg__figure--wide {
  margin: 36px 0 0;
}

.page-products .pk-cfg__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-products .pk-cfg__step {
  position: relative;
  min-width: 0;
  padding: 22px 20px 18px;
  border-top: 4px solid var(--pk-step-color, var(--line));
  border-radius: var(--radius);
  background: var(--panel-soft);
  box-shadow: 0 0 0 1px rgba(44, 79, 82, .7);
}

.page-products .pk-cfg__step--high { --pk-step-color: var(--pk-high); }
.page-products .pk-cfg__step--mid  { --pk-step-color: var(--pk-mid); }
.page-products .pk-cfg__step--low  { --pk-step-color: var(--pk-low); }

.page-products .pk-cfg__num {
  margin: 0;
  font-size: clamp(40px, 9vw, 68px);
  line-height: .9;
  font-weight: 700;
  color: var(--paper);
  opacity: .28;
}

.page-products .pk-cfg__name {
  margin: 4px 0 16px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-products .pk-cfg__step .fold {
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  font-size: 14px;
}

.page-products .pk-cfg__step .fold summary {
  cursor: pointer;
  color: var(--ice);
  font-size: 13.5px;
  letter-spacing: .02em;
}

.page-products .pk-cfg__step .fold__body p {
  margin: 10px 0 0;
  line-height: 1.8;
  color: rgba(245, 239, 230, .8);
}

/* ---------- 字段表 ---------- */
.page-products .pk-field {
  margin: 0;
}

.page-products .pk-field__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(44, 79, 82, .7);
}

.page-products .pk-field__row:last-child {
  border-bottom: 0;
}

.page-products .pk-field dt {
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--muted);
}

.page-products .pk-field dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-products .pk-field dd .mono {
  color: var(--ice);
  font-size: 13.5px;
}

/* ---------- 轻量包体 ---------- */
.page-products .pk-lite {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-products .pk-lite__body {
  min-width: 0;
}

.page-products .pk-lite .prose {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(245, 239, 230, .84);
}

.page-products .pk-lite__bars {
  margin: 28px 0 0;
  display: grid;
  gap: 18px;
}

.page-products .pk-lite__bar {
  min-width: 0;
}

.page-products .pk-lite__label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 8px;
  font-size: 13.5px;
  color: var(--muted);
}

.page-products .pk-lite__label .mono {
  color: var(--paper);
}

.page-products .pk-bar {
  height: 20px;
  border-radius: 4px;
  background: rgba(11, 36, 38, .8);
  box-shadow: inset 0 0 0 1px var(--line);
  overflow: hidden;
}

.page-products .pk-bar__fill {
  display: block;
  height: 100%;
  border-radius: 3px;
}

.page-products .pk-bar__fill--std {
  width: 100%;
  background: linear-gradient(90deg, var(--cfg-high), var(--orange));
}

.page-products .pk-bar__fill--lite {
  width: 45%;
  background: linear-gradient(90deg, var(--cfg-mid), var(--ice));
}

.page-products .pk-lite__note {
  margin: 22px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--ice);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(11, 36, 38, .66);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 239, 230, .84);
}

.page-products .pk-lite__figure {
  margin: 0;
}

/* ---------- 流程 ---------- */
.page-products .pk-flow-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-products .pk-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pkflow;
  border-top: 1px solid var(--line);
}

.page-products .pk-flow__item {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

.page-products .pk-flow__num {
  margin: 0;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--orange);
}

.page-products .pk-flow__name {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .pk-flow__item p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(245, 239, 230, .8);
}

.page-products .pk-flow__figure {
  margin: 0;
}

/* ---------- 近期变动 ---------- */
.page-products .pk-updates {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .pk-update {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

.page-products .pk-update .tag {
  justify-self: start;
  font-size: 12px;
}

.page-products .pk-update__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-products .pk-update__meta {
  font-size: 13px;
  color: var(--muted);
  word-break: break-word;
}

/* ---------- 收尾 ---------- */
.page-products .pk-cta__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 30px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(232, 114, 44, .16), transparent 58%),
    var(--panel);
}

.page-products .pk-cta__text h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 4vw, 30px);
  font-weight: 800;
  color: var(--paper);
}

.page-products .pk-cta__text p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 239, 230, .82);
}

.page-products .pk-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 479px) {
  .page-products .pk-hero__stats {
    gap: 20px 30px;
  }

  .page-products .pk-switcher .switcher__list {
    gap: 2px 18px;
  }

  .page-products .pk-switcher .switcher__btn {
    font-size: 14px;
    padding: 10px 2px;
  }

  .page-products .pk-cta__actions .btn {
    width: 100%;
    text-align: center;
  }
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 700px) {
  .page-products .wrap {
    padding-left: 32px;
    padding-right: 32px;
  }

  .page-products .pk-legend__item {
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .page-products .pk-field__row {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .page-products .pk-update {
    grid-template-columns: 116px minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
  }

  .page-products .pk-cta__panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pk-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-products .section {
    padding-top: 84px;
  }

  .page-products .section--tight {
    padding-top: 64px;
    padding-bottom: 84px;
  }

  .page-products .pk-hero {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, .86fr);
    gap: 56px;
    padding-top: 48px;
  }

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

  .page-products .pk-lite {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 48px;
  }

  .page-products .pk-flow-wrap {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: 48px;
  }

  .page-products .pk-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-products .pk-flow__item:nth-child(2n) {
    border-left: 0;
  }

  .page-products .pk-updates {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-products .pk-cfg__figure--wide {
    margin-top: 44px;
  }

  .page-products .pk-cat-detail {
    padding-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pk-switcher .switcher__btn {
    transition: none;
  }
}