.page-products .prod-hero {
  padding-top: 26px;
  padding-bottom: 48px;
}

.page-products .prod-hero h1 {
  margin: 14px 0 0;
  color: var(--white);
  font-size: clamp(30px, 7.2vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  max-width: 20ch;
}

.page-products .prod-hero .lead {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--pitch-200);
  font-size: 17px;
  line-height: 1.75;
}

.page-products .prod-hero__back {
  margin: 28px 0 0;
}

.page-products .prod-hero__tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 32px;
}

.page-products .prod-tile {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 18px 20px 20px;
  border: 1px solid rgba(185, 216, 200, 0.24);
  background: var(--ink-800);
  color: var(--white);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-tile:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}

.page-products .prod-tile:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-products .prod-tile--a {
  border-left: 3px solid var(--signal);
}

.page-products .prod-tile__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pitch-200);
}

.page-products .prod-tile__value {
  font-family: var(--font-mono);
  font-size: 20px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-products .prod-tile__note {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.64);
}

/* 章节标题 */
.page-products .prod-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  margin-bottom: 28px;
}

.page-products .prod-head__no {
  font-size: clamp(26px, 5vw, 40px);
  line-height: 0.9;
  color: var(--pitch-600);
  padding-bottom: 6px;
  border-bottom: 3px solid var(--signal);
}

.page-products .section--deep .prod-head__no {
  color: var(--pitch-200);
}

.page-products .prod-head__body h2 {
  margin: 8px 0 0;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.16;
  color: var(--ink-900);
}

.page-products .section--deep .prod-head__body h2 {
  color: var(--white);
}

.page-products .prod-head__body .lead {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--gray-500);
}

.page-products .section--deep .prod-head__body .lead {
  color: var(--pitch-200);
}

/* 通用图文块 */
.page-products .prod-figure {
  margin: 0;
  min-width: 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--paper-2);
}

.page-products .section--deep .prod-figure img {
  border-color: rgba(185, 216, 200, 0.22);
  background: var(--ink-800);
}

.page-products .prod-figure__cap {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray-500);
}

.page-products .section--deep .prod-figure__cap {
  color: rgba(255, 255, 255, 0.58);
}

.page-products .prod-figure--wide {
  margin-top: 34px;
}

/* 卡片解剖 */
.page-products .prod-anatomy {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-products .prod-card {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 1px 2px rgba(10, 20, 36, 0.06);
}

.page-products .prod-card__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease);
}

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

.page-products .prod-card__row:hover {
  background: var(--paper);
}

.page-products .prod-card__no {
  align-self: start;
  padding: 2px 6px;
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--gray-500);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-card__row:hover .prod-card__no {
  color: var(--signal);
  border-color: var(--signal);
}

.page-products .prod-card__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.page-products .prod-card__val {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  color: var(--ink-900);
}

.page-products .prod-card__tip {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray-500);
}

/* 价格条 */
.page-products .prod-price-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .prod-price {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  background: var(--white);
}

.page-products .prod-price__top {
  flex: 1 1 auto;
  padding: 18px 18px 16px;
}

.page-products .prod-price__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray-500);
}

.page-products .prod-price__title {
  margin: 10px 0 0;
  font-size: 18px;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-products .prod-price__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-products .prod-price__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  background: var(--paper-2);
}

.page-products .prod-price__range {
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

.page-products .prod-price__time {
  font-size: 12px;
  color: var(--gray-500);
}

/* 列表 */
.page-products .prod-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  max-width: 66ch;
}

.page-products .prod-list li {
  position: relative;
  padding: 10px 0 10px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-900);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 10px;
  height: 1px;
  background: var(--pitch-600);
}

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

.page-products .prod-list--tight {
  margin-top: 20px;
}

.page-products .prod-list--deep li {
  color: var(--white);
  border-bottom-color: rgba(185, 216, 200, 0.2);
}

.page-products .prod-list--deep li::before {
  background: var(--signal);
}

.page-products .prod-list strong {
  font-weight: 700;
}

.page-products .prod-note {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-500);
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-products .section--deep .prod-note {
  color: rgba(255, 255, 255, 0.68);
  border-left-color: var(--pitch-600);
}

/* 分栏 */
.page-products .prod-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-products .prod-split__body {
  min-width: 0;
}

/* 提醒两档 */
.page-products .prod-tier {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(185, 216, 200, 0.2);
}

.page-products .prod-tier:first-child {
  padding-top: 0;
}

.page-products .prod-tier__badge {
  display: inline-block;
  padding: 4px 8px;
  border: 1px solid var(--signal);
  color: var(--signal);
  font-size: 12px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-products .prod-tier h3 {
  margin: 0;
  font-size: 17px;
  color: var(--white);
}

.page-products .prod-tier p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.7);
}

/* 筛选清单 */
.page-products .prod-filters {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .prod-filters li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

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

.page-products .prod-filters strong {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--pitch-900);
}

.page-products .prod-filters span {
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

/* 版本 */
.page-products .prod-version {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-bottom: 34px;
}

.page-products .prod-version__node {
  padding: 20px 20px 22px;
  border: 1px solid rgba(255, 107, 44, 0.5);
  background: var(--ink-800);
}

.page-products .prod-version__badge {
  display: inline-block;
  padding: 3px 8px;
  background: var(--signal);
  color: var(--signal-ink);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-products .prod-version__num {
  margin: 14px 0 0;
  font-size: clamp(44px, 11vw, 64px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--white);
}

.page-products .prod-version__hint {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pitch-200);
}

.page-products .prod-version__body {
  min-width: 0;
}

.page-products .prod-version__body .prod-list {
  margin-top: 0;
}

.page-products .prod-track-wrap {
  margin-top: 24px;
}

.page-products .prod-track__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pitch-200);
}

.page-products .prod-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .prod-tick {
  padding-top: 10px;
  border-top: 2px solid var(--pitch-600);
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-tick:hover {
  border-top-color: var(--signal);
}

.page-products .prod-tick span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

/* 双面板 */
.page-products .prod-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .prod-panel {
  padding: 22px 20px 24px;
}

.page-products .prod-panel h3 {
  margin: 0;
  font-size: 18px;
  color: var(--ink-900);
}

.page-products .prod-panel .prod-list {
  margin-top: 14px;
  max-width: none;
}

.page-products .prod-panel .prod-list li {
  font-size: 14px;
}

/* 场景卡 */
.page-products .prod-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .prod-scene {
  padding: 22px 20px 26px;
  background: var(--ink-800);
  color: var(--white);
  border-top: 2px solid var(--pitch-600);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-products .prod-scene__tag {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--signal);
  color: var(--signal);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-products .prod-scene h3 {
  margin: 14px 0 0;
  font-size: 18px;
  line-height: 1.35;
  color: var(--white);
}

.page-products .prod-scene p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.7);
}

/* 对照表 */
.page-products .prod-filter-block {
  margin-top: 36px;
}

.page-products .prod-filter-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.page-products .prod-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .prod-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--white);
}

.page-products .prod-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .prod-table__cap {
  caption-side: top;
  padding: 12px 14px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gray-500);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-table th,
.page-products .prod-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-products .prod-table thead th {
  background: var(--ink-800);
  color: var(--white);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-bottom: 0;
}

.page-products .prod-table tbody th {
  font-weight: 700;
  color: var(--pitch-900);
  white-space: nowrap;
}

.page-products .prod-table tbody td {
  color: var(--gray-500);
  line-height: 1.7;
}

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

.page-products .filter-empty {
  margin: 0;
  padding: 16px 14px;
  font-size: 14px;
  color: var(--gray-500);
  border-top: 1px solid var(--line);
}

/* 收束 */
.page-products .prod-close h2 {
  margin: 0;
  font-size: clamp(23px, 4.6vw, 34px);
  line-height: 1.16;
  color: var(--white);
}

.page-products .prod-close .lead {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--pitch-200);
}

.page-products .prod-close__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

.page-products .prod-close__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 16px 18px;
  border: 1px solid rgba(185, 216, 200, 0.28);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .prod-close__item:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}

.page-products .prod-close__item:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-products .prod-close__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-products .prod-close__text {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.76);
}

@media (min-width: 640px) {
  .page-products .prod-hero__tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .prod-filters li {
    grid-template-columns: 9em minmax(0, 1fr);
    gap: 12px;
  }
}

@media (min-width: 760px) {
  .page-products .prod-hero {
    padding-top: 34px;
    padding-bottom: 64px;
  }

  .page-products .prod-hero__tiles {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .prod-tile--a {
    grid-column: span 4;
  }

  .page-products .prod-tile--b {
    grid-column: span 2;
  }

  .page-products .prod-tile--c {
    grid-column: span 2;
  }

  .page-products .prod-tile--d {
    grid-column: span 4;
  }

  .page-products .prod-track {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .page-products .prod-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-anatomy {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 40px;
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 44px;
    align-items: center;
  }

  .page-products .prod-split--flip .prod-split__media {
    order: 2;
  }

  .page-products .prod-price-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .prod-version {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

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