.page-products {
  --pp-gap: clamp(20px, 3vw, 36px);
}

.page-products .prod-crumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  background-color: var(--c-cream);
  background-image:
    repeating-linear-gradient(0deg, rgba(var(--rgb-line), .42) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(var(--rgb-line), .42) 0 1px, transparent 1px 40px);
  border-bottom: 1px solid var(--c-line);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

.page-products .prod-hero__lede {
  max-width: 56ch;
  margin: 18px 0 0;
  color: var(--c-ink-soft);
}

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

.page-products .prod-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 48px);
  margin: clamp(30px, 4vw, 46px) 0 0;
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--c-line);
}

.page-products .prod-fact {
  min-width: 92px;
}

.page-products .prod-fact__label {
  margin: 0 0 6px;
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--c-ink-soft);
}

.page-products .prod-fact__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-apricot);
}

.page-products .prod-hero__visual {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-white);
  box-shadow: var(--shadow-1);
  padding: clamp(10px, 2vw, 22px);
}

.page-products .prod-blueprint {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .bp-grid line {
  stroke: var(--c-line);
  stroke-width: 1;
}

.page-products .bp-ring {
  fill: none;
  stroke: var(--c-apricot);
  stroke-width: 1.5;
  stroke-dasharray: 6 7;
}

.page-products .bp-ring--inner {
  stroke: var(--c-leaf);
  stroke-dasharray: none;
  stroke-width: 1;
}

.page-products .bp-core {
  fill: none;
  stroke: var(--c-apricot-deep);
  stroke-width: 1.5;
}

.page-products .bp-dot {
  fill: var(--c-sun);
}

.page-products .bp-device rect,
.page-products .bp-device line {
  fill: none;
  stroke: var(--c-ink-soft);
  stroke-width: 1.2;
}

.page-products .bp-tick line {
  stroke: var(--c-line-strong);
  stroke-width: 1;
  stroke-dasharray: none;
}

/* ---------- 章节抬头 ---------- */
.page-products .prod-head {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-products .prod-head p {
  max-width: 62ch;
}

/* ---------- 品类总览 ---------- */
.page-products .prod-banner {
  margin-bottom: var(--pp-gap);
  border-radius: var(--radius-lg);
}

.page-products .prod-cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .prod-cat {
  position: relative;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-white);
  box-shadow: var(--shadow-1);
  padding: 24px 22px 20px;
  transition: transform 180ms ease-out, box-shadow 180ms ease-out, border-color 180ms ease-out;
}

.page-products .prod-cat:hover {
  transform: translateY(-2px);
  border-color: var(--c-apricot);
  box-shadow: var(--shadow-2);
}

.page-products .prod-cat__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--c-leaf);
  color: var(--c-white);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-products .prod-cat__name {
  margin: 14px 0 8px;
  font-size: 1.125rem;
  font-weight: 800;
}

.page-products .prod-cat__scene {
  margin: 0 0 16px;
  font-size: .9688rem;
  color: var(--c-ink-soft);
}

.page-products .prod-cat__meta {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--c-line);
}

.page-products .prod-cat__meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--c-line);
  font-size: .875rem;
}

.page-products .prod-cat__meta li:last-child {
  border-bottom: 0;
}

.page-products .prod-cat__meta span {
  color: var(--c-ink-soft);
}

.page-products .prod-cat__meta b {
  font-weight: 700;
  color: var(--c-leaf-deep);
  text-align: right;
}

.page-products .prod-cats__foot {
  margin: 30px 0 0;
}

/* ---------- 编码拆解与参数表 ---------- */
.page-products .prod-params__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-products .prod-code {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-white);
  padding: clamp(20px, 3vw, 30px);
  box-shadow: var(--shadow-1);
}

.page-products .prod-code__label {
  margin: 0 0 18px;
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--c-ink-soft);
}

.page-products .prod-code__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: stretch;
}

.page-products .prod-code__seg {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1 1 150px;
  padding: 16px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-cream);
  cursor: help;
  transition: border-color 180ms ease-out, background 180ms ease-out, box-shadow 180ms ease-out;
}

.page-products .prod-code__seg:hover,
.page-products .prod-code__seg:focus-visible {
  border-color: var(--c-apricot);
  background: var(--c-apricot-soft);
  box-shadow: var(--shadow-1);
  outline: none;
}

.page-products .prod-code__seg:focus-visible {
  box-shadow: 0 0 0 2px var(--c-sun);
}

.page-products .prod-code__seg b {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-apricot-deep);
  letter-spacing: .04em;
}

.page-products .prod-code__seg--cat b {
  color: var(--c-leaf-deep);
}

.page-products .prod-code__seg em {
  font-style: normal;
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--c-ink-soft);
}

.page-products .prod-code__hint {
  margin: 16px 0 0;
  font-size: .8125rem;
  color: var(--c-ink-soft);
}

.page-products .prod-plate {
  border-radius: var(--radius-lg);
}

.page-products .prod-tabs {
  margin-top: 8px;
}

.page-products .prod-tablist {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 16px;
  scrollbar-width: thin;
}

.page-products .prod-tablist .tab {
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-white);
  color: var(--c-ink);
  font: inherit;
  font-size: .9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 180ms ease-out, background 180ms ease-out, color 180ms ease-out;
}

.page-products .prod-tablist .tab:hover {
  border-color: var(--c-leaf);
}

.page-products .prod-tablist .tab[aria-selected="true"] {
  background: var(--c-apricot);
  border-color: var(--c-apricot);
  color: var(--c-white);
  font-weight: 700;
}

.page-products .prod-panel + .prod-panel {
  margin-top: 18px;
}

.page-products .prod-panel[hidden] {
  display: none;
}

.page-products .prod-table-wrap {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-white);
  overflow: auto;
  max-height: 380px;
}

.page-products .prod-table-wrap--tier {
  max-height: none;
}

.page-products .prod-table {
  min-width: 720px;
  width: 100%;
  font-size: .9375rem;
}

.page-products .prod-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--c-sand);
  color: var(--c-leaf-deep);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .prod-table tbody th {
  font-weight: 700;
  white-space: nowrap;
}

.page-products .prod-table td.num,
.page-products .prod-table th .mono {
  font-family: var(--font-mono);
  font-size: .875rem;
}

.page-products .prod-table .copy-btn {
  margin-left: 6px;
  font-size: .75rem;
}

.page-products .prod-row--old {
  color: var(--c-ink-soft);
}

.page-products .prod-tag-old {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  background: var(--c-sand);
  color: var(--c-ink-soft);
  font-size: .75rem;
  font-weight: 500;
  vertical-align: middle;
}

/* ---------- 包装规格 ---------- */
.page-products .prod-pack__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-products .prod-pack__media {
  border-radius: var(--radius-lg);
}

.page-products .prod-pack__body > p {
  max-width: 60ch;
}

.page-products .prod-pack__folds {
  margin-top: 26px;
  display: grid;
  gap: 10px;
}

.page-products .prod-pack__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-pack__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--c-line);
  font-size: .9375rem;
}

.page-products .prod-pack__list li:last-child {
  border-bottom: 0;
}

.page-products .prod-pack__list span {
  color: var(--c-ink-soft);
  flex: 0 0 96px;
}

.page-products .prod-pack__list b {
  flex: 1 1 160px;
  text-align: right;
  font-weight: 700;
  color: var(--c-ink);
}

/* ---------- 保修与价格 ---------- */
.page-products .prod-tier-media {
  margin-bottom: clamp(24px, 3.5vw, 38px);
  border-radius: var(--radius-lg);
}

.page-products .prod-bar {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-white);
  padding: clamp(18px, 3vw, 28px);
  margin-bottom: clamp(20px, 3vw, 30px);
  box-shadow: var(--shadow-1);
}

.page-products .prod-bar__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-products .prod-bar__row + .prod-bar__row {
  margin-top: 12px;
}

.page-products .prod-bar__label {
  flex: 0 0 88px;
  font-size: .875rem;
  font-weight: 700;
  color: var(--c-ink-soft);
}

.page-products .prod-bar__track {
  flex: 1 1 240px;
  display: flex;
  gap: 8px;
}

.page-products .prod-bar__seg {
  flex: 1 1 0;
  padding: 12px 8px;
  border-radius: 6px;
  text-align: center;
  font-size: .9375rem;
  font-weight: 700;
}

.page-products .prod-bar__seg--apricot {
  background: var(--c-apricot-soft);
  border: 1px solid rgba(242, 140, 40, .38);
  color: var(--c-apricot-deep);
}

.page-products .prod-bar__seg--leaf {
  background: var(--c-leaf-soft);
  border: 1px solid rgba(91, 140, 90, .38);
  color: var(--c-leaf-deep);
}

.page-products .prod-bar__legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 20px 0 0;
  font-size: .8125rem;
  color: var(--c-ink-soft);
}

.page-products .prod-bar__key {
  width: 14px;
  height: 10px;
  border-radius: 3px;
  margin-left: 10px;
}

.page-products .prod-bar__key:first-child {
  margin-left: 0;
}

.page-products .prod-bar__key--apricot {
  background: var(--c-apricot);
}

.page-products .prod-bar__key--leaf {
  background: var(--c-leaf);
}

.page-products .prod-warranty__note {
  max-width: 68ch;
  margin: 24px 0 0;
  font-size: .9688rem;
  color: var(--c-ink-soft);
}

.page-products .prod-warranty__note a {
  color: var(--c-apricot-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .prod-warranty__note a:hover,
.page-products .prod-warranty__note a:focus-visible {
  color: var(--c-leaf-deep);
}

/* ---------- 型号档案库 ---------- */
.page-products .prod-archive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-products .prod-archive__body > p {
  max-width: 62ch;
}

.page-products .prod-archive__steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
  counter-reset: none;
}

.page-products .prod-archive__step {
  position: relative;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-leaf);
  border-radius: var(--radius);
  background: var(--c-white);
  padding: 18px 20px;
  box-shadow: var(--shadow-1);
  transition: border-color 180ms ease-out, transform 180ms ease-out, box-shadow 180ms ease-out;
}

.page-products .prod-archive__step:hover {
  border-color: var(--c-apricot);
  border-left-color: var(--c-apricot);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-products .prod-archive__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .875rem;
  font-weight: 700;
  color: var(--c-apricot);
  letter-spacing: .06em;
}

.page-products .prod-archive__step h3 {
  margin: 6px 0 6px;
  font-size: 1.0625rem;
  font-weight: 800;
}

.page-products .prod-archive__step p {
  margin: 0;
  font-size: .9375rem;
  color: var(--c-ink-soft);
}

.page-products .prod-archive__links {
  margin: 24px 0 0;
  font-size: .9688rem;
  color: var(--c-ink-soft);
}

.page-products .prod-archive__links a {
  color: var(--c-apricot-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .prod-archive__links a:hover,
.page-products .prod-archive__links a:focus-visible {
  color: var(--c-leaf-deep);
}

.page-products .prod-archive__media {
  border-radius: var(--radius-lg);
}

/* ---------- 常见疑问 ---------- */
.page-products .prod-faq__list {
  max-width: 820px;
  display: grid;
  gap: 10px;
}

/* ---------- 结尾通道 ---------- */
.page-products .prod-cta__box {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--c-apricot-soft) 0%, var(--c-cream) 58%, var(--c-leaf-soft) 100%);
  padding: clamp(24px, 4vw, 44px);
  box-shadow: var(--shadow-1);
}

.page-products .prod-cta__text h2 {
  margin: 0 0 10px;
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
}

.page-products .prod-cta__text p {
  margin: 0;
  max-width: 56ch;
  color: var(--c-ink-soft);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .prod-archive__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: 1.12fr .88fr;
  }

  .page-products .prod-params__top {
    grid-template-columns: 1.25fr .75fr;
  }

  .page-products .prod-pack__grid {
    grid-template-columns: .82fr 1.18fr;
  }

  .page-products .prod-archive__grid {
    grid-template-columns: 1.2fr .8fr;
  }

  .page-products .prod-cta__box {
    grid-template-columns: 1.3fr .7fr;
  }

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

@media (min-width: 1024px) {
  .page-products .prod-cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  /* 非对称错位堆叠 */
  .page-products .prod-cat--b,
  .page-products .prod-cat--e {
    transform: translateY(28px);
  }

  .page-products .prod-cat--c {
    transform: translateY(-14px);
  }

  .page-products .prod-cat--f {
    transform: translateY(14px);
  }

  .page-products .prod-cat--b:hover,
  .page-products .prod-cat--e:hover {
    transform: translateY(26px);
  }

  .page-products .prod-cat--c:hover {
    transform: translateY(-16px);
  }

  .page-products .prod-cat--f:hover {
    transform: translateY(12px);
  }

  .page-products .prod-cat-grid {
    padding-bottom: 34px;
  }

  .page-products .prod-table-wrap {
    max-height: 420px;
  }

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

@media (max-width: 420px) {
  .page-products .prod-bar__label {
    flex: 1 1 100%;
  }

  .page-products .prod-pack__list b {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-cat,
  .page-products .prod-archive__step,
  .page-products .prod-code__seg {
    transition: none;
  }

  .page-products .prod-cat:hover,
  .page-products .prod-cat--b:hover,
  .page-products .prod-cat--c:hover,
  .page-products .prod-cat--e:hover,
  .page-products .prod-cat--f:hover,
  .page-products .prod-archive__step:hover {
    transform: none;
  }
}