.page-products {
  --pp-rule: 1px solid var(--border);
  --pp-rule-strong: 1px solid var(--border-strong);
  --pp-gap: clamp(24px, 4vw, 56px);
  --pp-gap-sm: clamp(14px, 2vw, 22px);
  --pp-radius: var(--radius);
}

/* ---------- 面包屑与首屏 ---------- */
.page-products .breadcrumb {
  margin-top: clamp(16px, 3vw, 28px);
}

.page-products .pp-hero {
  display: grid;
  gap: 18px;
  max-width: 62rem;
  padding: clamp(24px, 4vw, 48px) 0 clamp(28px, 4vw, 52px);
}

.page-products .pp-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 6.2vw, 4rem);
  line-height: 1.06;
  letter-spacing: 0.02em;
  color: var(--text);
  text-wrap: balance;
}

.page-products .pp-hero .lede {
  margin: 0;
  max-width: 46rem;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-products .pp-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: 10px 0 0;
}

.page-products .pp-hero__meta > div {
  border-top: 2px solid var(--accent);
  padding-top: 12px;
}

.page-products .pp-hero__meta dt {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-products .pp-hero__meta dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1;
  color: var(--text);
}

@media (min-width: 720px) {
  .page-products .pp-hero__meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 四条功能主线色块带 ---------- */
.page-products .pp-band {
  background: var(--bg-band);
  border-top: var(--pp-rule);
  border-bottom: var(--pp-rule);
  padding: clamp(16px, 2.4vw, 24px) 0;
}

.page-products .pp-band__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-products .pp-band__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 6px 14px;
  align-content: space-between;
  min-height: 116px;
  padding: 18px 20px;
  border-radius: var(--pp-radius);
  text-decoration: none;
  color: #FFFFFF;
  transition: transform var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.page-products .pp-band__item:hover,
.page-products .pp-band__item:focus-visible {
  transform: translateY(-3px);
  filter: brightness(1.08);
}

.page-products .pp-band__idx {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.62);
}

.page-products .pp-band__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: 0.03em;
}

.page-products .pp-band__desc {
  grid-column: 2;
  grid-row: 2;
  align-self: end;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}

.page-products .pp-band__item--panel { background: var(--c-wall); }
.page-products .pp-band__item--rotation { background: var(--c-earth); }
.page-products .pp-band__item--foreign { background: var(--c-turf); }
.page-products .pp-band__item--export { background: #2B3037; }

@media (min-width: 760px) {
  .page-products .pp-band__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }
}

/* ---------- 章节骨架 ---------- */
.page-products .pp-section {
  padding: clamp(48px, 7vw, 92px) 0;
}

.page-products .pp-section--alt {
  background: var(--bg-band);
  border-top: var(--pp-rule);
  border-bottom: var(--pp-rule);
}

.page-products .section-head {
  max-width: 54rem;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .section-head__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.4vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .section-head__lede {
  margin: 0;
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  line-height: 1.78;
  color: var(--text-soft);
}

/* ---------- 非对称两栏 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

@media (min-width: 900px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: clamp(28px, 3.4vw, 48px);
    align-items: start;
  }
}

.page-products .pp-split__rail {
  display: grid;
  gap: var(--pp-gap-sm);
}

.page-products .pp-split__main {
  display: grid;
  gap: var(--pp-gap-sm);
  min-width: 0;
}

/* ---------- 图片容器 ---------- */
.page-products .pp-figure {
  margin: 0;
}

.page-products .pp-figure .media-frame__img {
  border-radius: var(--pp-radius);
}

.page-products .pp-figure--tall .media-frame__img {
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-products .pp-figure .media-frame__caption {
  margin-top: 10px;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-products .pp-pitch {
  margin: 0 0 var(--pp-gap-sm);
}

.page-products .pp-pitch .media-frame__img {
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-products .pp-rot-board {
  margin: clamp(20px, 3vw, 34px) 0 0;
}

/* ---------- 窄栏数据块 ---------- */
.page-products .pp-stat-stack {
  display: grid;
  gap: 10px;
}

.page-products .pp-stat-stack__item {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: var(--pp-rule);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--pp-radius) var(--pp-radius) 0;
  background: var(--surface);
}

.page-products .pp-stat-stack__value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--key);
}

.page-products .pp-stat-stack__label {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--text-soft);
}

/* ---------- 切换标签 ---------- */
.page-products .pp-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--pp-gap-sm);
}

.page-products .tabs__tab {
  font: inherit;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text-soft);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .tabs__tab:hover {
  border-color: var(--accent);
  color: var(--text);
}

.page-products .tabs__tab:focus-visible {
  outline: 2px solid var(--c-alert);
  outline-offset: 2px;
}

.page-products .tabs__tab[aria-selected="true"] {
  background: var(--c-turf);
  border-color: var(--c-turf);
  color: #FFFFFF;
}

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

.page-products .pp-panel-lede {
  margin: 0 0 14px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 数据表 ---------- */
.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  background: var(--surface);
}

.page-products .pp-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: middle;
  border-bottom: var(--pp-rule);
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: var(--pp-rule-strong);
  white-space: nowrap;
}

.page-products .pp-table tbody th {
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
}

.page-products .pp-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: var(--surface-2);
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-table .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-table .mono--key {
  color: var(--key);
  font-weight: 600;
}

.page-products .pp-note {
  margin: var(--pp-gap-sm) 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-products .pp-inline-link {
  color: var(--key);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-products .pp-inline-link:hover {
  color: var(--accent);
}

/* ---------- 轮换对比 ---------- */
.page-products .pp-rot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: stretch;
}

@media (min-width: 760px) {
  .page-products .pp-rot-grid {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 18px;
  }
}

.page-products .pp-rot-card {
  border: var(--pp-rule);
  border-radius: var(--pp-radius);
  background: var(--surface);
  padding: 18px 20px 8px;
}

.page-products .pp-rot-card--next {
  border-color: var(--c-turf);
  box-shadow: inset 0 0 0 1px rgba(46, 125, 91, 0.18);
}

.page-products .pp-rot-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: var(--pp-rule-strong);
}

.page-products .pp-rot-card__round {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  color: var(--text);
}

.page-products .pp-rot-card__meta {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-products .pp-rot-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-rot-list__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 11px 0;
  border-bottom: var(--pp-rule);
  font-size: 0.9375rem;
}

.page-products .pp-rot-list__item:last-child {
  border-bottom: 0;
}

.page-products .pp-rot-list__pos {
  color: var(--text);
}

.page-products .pp-rot-list__state {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-products .pp-rot-list__state--keep { color: var(--text-dim); }
.page-products .pp-rot-list__state--in { color: var(--c-turf); background: rgba(46, 125, 91, 0.1); }
.page-products .pp-rot-list__state--out { color: var(--c-injury); background: rgba(185, 59, 46, 0.08); }

.page-products .pp-rot-arrow {
  width: 48px;
  height: 24px;
  color: var(--accent);
  justify-self: center;
}

@media (max-width: 759px) {
  .page-products .pp-rot-arrow {
    transform: rotate(90deg);
  }
}

/* ---------- 同分比较 ---------- */
.page-products .pp-tie {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--pp-rule-strong);
  border-radius: var(--pp-radius);
  overflow: hidden;
  background: var(--surface);
}

@media (min-width: 720px) {
  .page-products .pp-tie {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.page-products .pp-tie__side {
  padding: clamp(20px, 3vw, 30px);
}

.page-products .pp-tie__side + .pp-tie__side {
  border-top: var(--pp-rule-strong);
  position: relative;
}

.page-products .pp-tie__side + .pp-tie__side::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
}

@media (min-width: 720px) {
  .page-products .pp-tie__side + .pp-tie__side {
    border-top: 0;
    border-left: var(--pp-rule-strong);
  }

  .page-products .pp-tie__side + .pp-tie__side::before {
    top: 0;
    bottom: 0;
    left: 0;
    right: auto;
    width: 3px;
    height: auto;
  }
}

.page-products .pp-tie__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-products .pp-tie__stats {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .pp-tie__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: var(--pp-rule);
}

.page-products .pp-tie__row:last-child {
  border-bottom: 0;
}

.page-products .pp-tie__row dt {
  font-size: 0.875rem;
  color: var(--text-soft);
}

.page-products .pp-tie__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-tie__row--key dd {
  font-size: 1.75rem;
  color: var(--key);
}

/* ---------- 导出与打印 ---------- */
.page-products .pp-export {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  align-items: start;
}

@media (min-width: 900px) {
  .page-products .pp-export {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(28px, 3.6vw, 52px);
  }
}

.page-products .pp-export__body {
  border: var(--pp-rule);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--pp-radius) var(--pp-radius) 0;
  background: var(--surface);
  padding: clamp(20px, 3vw, 30px);
}

.page-products .pp-export__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .pp-export__body p {
  margin: 0 0 16px;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-products .pp-export__body .mono {
  font-family: var(--font-mono);
  color: var(--key);
}

.page-products .pp-export__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pp-export__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-products .pp-export__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 2px;
  background: var(--c-turf);
}

.page-products .pp-export__figure {
  margin: 0;
}

.page-products .pp-export__figure .media-frame__img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 上手路径 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: var(--pp-rule-strong);
}

.page-products .pp-step:last-child {
  border-bottom: var(--pp-rule-strong);
}

.page-products .pp-step__num {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  line-height: 1;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.page-products .pp-step__body {
  display: grid;
  gap: 10px;
}

.page-products .pp-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 2vw, 1.3125rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .pp-step__body p {
  margin: 0;
  max-width: 48rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--text-soft);
}

@media (min-width: 760px) {
  .page-products .pp-step {
    grid-template-columns: 4.5rem minmax(0, 1fr);
    gap: 24px;
  }
}

/* ---------- 结尾行动区 ---------- */
.page-products .pp-cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: clamp(32px, 5vw, 56px);
  padding: clamp(22px, 3.4vw, 34px);
  border-radius: var(--pp-radius);
  background: var(--surface);
  border: var(--pp-rule);
  border-left: 4px solid var(--c-turf);
}

@media (min-width: 860px) {
  .page-products .pp-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

.page-products .pp-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .pp-cta__text p {
  margin: 0;
  max-width: 44rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--text-soft);
}

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

.page-products .pp-cta__actions .btn {
  text-decoration: none;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 479px) {
  .page-products .pp-rot-list__item {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: 6px;
  }

  .page-products .pp-rot-list__state {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .page-products .pp-band__item {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-band__item,
  .page-products .tabs__tab,
  .page-products .pp-table tbody tr {
    transition: none;
  }

  .page-products .pp-band__item:hover,
  .page-products .pp-band__item:focus-visible {
    transform: none;
  }
}