.page-products {
  --pp-gap: var(--space-3);
  --pp-glass: color-mix(in srgb, var(--color-surface) 64%, transparent);
  --pp-glass-edge: color-mix(in srgb, var(--color-surface) 74%, var(--color-line));
  --pp-dark-glass: color-mix(in srgb, var(--color-surface) 9%, transparent);
  --pp-dark-edge: color-mix(in srgb, var(--color-contrast-ink) 24%, transparent);
  --pp-line-venue: color-mix(in srgb, var(--color-primary) 52%, var(--color-accent));
  --pp-sticky-top: calc(var(--space-8) + var(--space-2));
  background-color: var(--color-surface);
  color: var(--color-ink);
  overflow-x: clip;
}

/* ---------- 首屏对照台 ---------- */
.page-products .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-6);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

.page-products .hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.5) contrast(1.08);
}

.page-products .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--overlay-scrim);
}

.page-products .hero > .container {
  position: relative;
  z-index: 2;
}

.page-products .hero__top {
  margin-bottom: var(--space-4);
}

.page-products .hero .breadcrumb {
  font-size: var(--text-sm);
}

.page-products .hero .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
}

.page-products .hero .breadcrumb li {
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}

.page-products .hero .breadcrumb li + li::before {
  content: "/";
  margin-inline-end: var(--space-1);
  color: var(--color-contrast-line);
}

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

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

.page-products .hero__inner {
  display: grid;
  gap: var(--space-4);
  align-items: end;
}

.page-products .hero .eyebrow {
  color: var(--color-contrast-accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  margin: 0;
}

.page-products .hero h1 {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  margin: var(--space-2) 0 0;
}

.page-products .hero .lede {
  max-width: var(--measure);
  margin-top: var(--space-3);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-products .hero__stats {
  list-style: none;
  margin: 0;
  padding: var(--space-3) 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-products .hero__stats .stat {
  display: grid;
  gap: var(--space-1);
}

.page-products .hero__stats .stat-figure {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-products .hero__stats .stat-label {
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.page-products .hero-cols {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .hero-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--pp-dark-glass);
  border: var(--border-thin) solid var(--pp-dark-edge);
  backdrop-filter: blur(10px);
  color: var(--color-contrast-ink);
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-products .hero-col:hover {
  border-color: color-mix(in srgb, var(--color-contrast-accent) 55%, transparent);
  transform: translateY(calc(var(--space-1) * -0.25));
}

.page-products .hero-col .media-frame {
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0;
  aspect-ratio: 3 / 2;
}

.page-products .hero-col .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.2) saturate(0.7) contrast(1.06);
}

.page-products .hero-col__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  margin: 0;
}

.page-products .hero-col__text {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-products .hero-col__keys {
  list-style: none;
  margin: auto 0 0;
  padding: var(--space-2) 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-products .hero-col__keys li {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

.page-products .hero-col--nav {
  box-shadow: inset 0 0 0 var(--border-thin) color-mix(in srgb, var(--color-primary) 45%, transparent);
}

.page-products .hero-col--column {
  box-shadow: inset 0 0 0 var(--border-thin) color-mix(in srgb, var(--color-contrast-accent) 40%, transparent);
}

.page-products .hero-col--venue {
  box-shadow: inset 0 0 0 var(--border-thin) color-mix(in srgb, var(--color-accent) 45%, transparent);
}

/* ---------- 通用区块 ---------- */
.page-products .pp-section {
  padding-block: calc(var(--section-y) * 0.72);
}

.page-products .pp-head {
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-products .pp-head .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-products .pp-head h2 {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-products .pp-head .lede {
  margin: var(--space-3) 0 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .pp-head a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 三条线 ---------- */
.page-products .line-switcher,
.page-products .path-switcher {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-1);
}

.page-products .line-switcher .switcher-btn,
.page-products .path-switcher .switcher-btn {
  white-space: nowrap;
  font-size: var(--text-sm);
  border-radius: var(--radius-pill);
}

.page-products .line-grid {
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .line-panel {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--pp-glass);
  border: var(--border-thin) solid var(--pp-glass-edge);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(10px);
}

.page-products .line-panel::before {
  content: "";
  display: block;
  width: var(--space-6);
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}

.page-products .line-panel--column::before {
  background: var(--color-accent);
}

.page-products .line-panel--venue::before {
  background: var(--pp-line-venue);
}

.page-products .line-panel h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-products .line-panel p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .line-panel > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .line-panel > ul li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .line-panel > ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: var(--space-2);
  height: var(--border-thin);
  background: var(--color-line);
}

.page-products .line-panel .line-panel__link {
  margin-top: var(--space-1);
}

.page-products .line-panel .line-panel__link a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 45%, transparent);
}

.page-products .line-panel .line-panel__link a:hover,
.page-products .line-panel .line-panel__link a:focus-visible {
  border-bottom-color: var(--color-primary);
}

/* ---------- 对照表 ---------- */
.page-products .pp-dimensions {
  background-color: var(--color-surface-alt);
  border-block: var(--border-thin) solid var(--color-line);
}

.page-products .cmp-wrap {
  overflow-x: auto;
}

.page-products .cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-base);
}

.page-products .cmp-table thead th {
  text-align: left;
  vertical-align: bottom;
  padding: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-products .cmp-line::before {
  content: "";
  display: block;
  width: var(--space-6);
  height: var(--space-1);
  margin-bottom: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}

.page-products .cmp-line--column::before {
  background: var(--color-accent);
}

.page-products .cmp-line--venue::before {
  background: var(--pp-line-venue);
}

.page-products .cmp-table tbody th,
.page-products .cmp-table tbody td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
  line-height: var(--leading-body);
}

.page-products .cmp-table tbody th {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-products .cmp-table tbody td {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  background-color: var(--color-surface);
}

.page-products .cmp-note {
  display: block;
  margin-top: var(--space-1);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  color: var(--color-ink-muted);
}

.page-products .cmp-table tbody tr:hover td {
  background-color: color-mix(in srgb, var(--color-primary-soft) 58%, var(--color-surface));
}

.page-products .cmp-table tbody td.is-key {
  background-color: var(--color-highlight);
  box-shadow: inset 3px 0 0 0 var(--color-accent);
  color: var(--color-ink);
}

.page-products .cmp-table tbody tr:hover td.is-key {
  background-color: color-mix(in srgb, var(--color-highlight) 78%, var(--color-primary-soft));
}

.page-products .cmp-foot {
  margin: var(--space-4) 0 0;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-products .cmp-foot a {
  color: var(--color-primary);
  font-weight: 600;
}

/* ---------- 人群建议 ---------- */
.page-products .crowd-grid {
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .crowd-card {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--pp-glass);
  border: var(--border-thin) solid var(--pp-glass-edge);
  box-shadow: var(--shadow-1);
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-products .crowd-card:hover {
  border-color: color-mix(in srgb, var(--color-primary) 40%, var(--color-line));
  transform: translateY(calc(var(--space-1) * -0.25));
}

.page-products .crowd-card .tag {
  justify-self: start;
}

.page-products .crowd-card h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-products .crowd-card p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .crowd-card .crowd-card__link {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-products .crowd-card__link a {
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
}

.page-products .crowd-card__link a:hover,
.page-products .crowd-card__link a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 顺读顺序 ---------- */
.page-products .pp-sequence {
  background-color: var(--color-surface-alt);
  border-block: var(--border-thin) solid var(--color-line);
}

.page-products .path-grid {
  display: grid;
  gap: var(--pp-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .path-panel {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--pp-glass);
  border: var(--border-thin) solid var(--pp-glass-edge);
  box-shadow: var(--shadow-1);
}

.page-products .path-panel h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-products .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
  counter-reset: pp-step;
}

.page-products .path-list li {
  counter-increment: pp-step;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  padding-bottom: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
}

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

.page-products .path-list li::before {
  content: counter(pp-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  line-height: var(--leading-body);
}

.page-products .path-step__text {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 收束 ---------- */
.page-products .pp-outro-section {
  padding-block: calc(var(--section-y) * 0.72) var(--section-y-lg);
}

.page-products .pp-outro {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  box-shadow: var(--shadow-2);
}

.page-products .pp-outro .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}

.page-products .pp-outro h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
}

.page-products .pp-outro p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-products .pp-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-top: var(--space-1);
}

.page-products .pp-tail-media {
  margin: var(--space-6) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.page-products .pp-tail-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.6) contrast(1.05);
}

.page-products .pp-tail-media .media-frame__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-4) var(--space-3) var(--space-3);
  background: var(--overlay-scrim);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pp-section,
  .page-products .pp-outro-section {
    padding-block: var(--section-y);
  }

  .page-products .pp-outro-section {
    padding-block: var(--section-y) var(--section-y-lg);
  }

  .page-products .hero {
    padding-block: var(--space-8) var(--space-8);
  }

  .page-products .hero-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .hero-cols > :nth-child(2) {
    margin-top: var(--space-4);
  }

  .page-products .hero-cols > :nth-child(3) {
    margin-top: calc(var(--space-4) + var(--space-2));
  }

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

  .page-products .crowd-grid > :nth-child(even) {
    margin-top: var(--space-4);
  }

  .page-products .pp-head h2 {
    font-size: var(--text-3xl);
  }
}

@media (min-width: 880px) {
  .page-products .line-switcher,
  .page-products .path-switcher {
    display: none;
  }

  .page-products .line-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .line-grid [data-switcher-panel],
  .page-products .path-grid [data-switcher-panel] {
    display: grid !important;
  }
}

@media (min-width: 960px) {
  .page-products .hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-products .hero__stats {
    padding-top: var(--space-4);
  }

  .page-products .pp-dimensions .container {
    padding-inline-start: calc(var(--gutter) + var(--space-6));
  }

  .page-products .cmp-table tbody th {
    width: 26%;
  }
}

@media (min-width: 1080px) {
  .page-products .crowd-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .page-products .cmp-table,
  .page-products .cmp-table tbody,
  .page-products .cmp-table tr,
  .page-products .cmp-table th,
  .page-products .cmp-table td {
    display: block;
    width: 100%;
  }

  .page-products .cmp-table {
    border-collapse: separate;
    border-spacing: 0;
  }

  .page-products .cmp-table thead {
    display: none;
  }

  .page-products .cmp-table tbody tr {
    margin-bottom: var(--space-3);
    padding: var(--space-3);
    border: var(--border-thin) solid var(--color-line);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-1);
  }

  .page-products .cmp-table tbody th {
    padding: 0 0 var(--space-2);
    border-bottom: var(--border-thin) solid var(--color-line);
    font-size: var(--text-lg);
  }

  .page-products .cmp-table tbody td {
    padding: var(--space-2) 0;
    border-bottom: 0;
    border-top: var(--border-thin) dashed var(--color-line);
    background-color: transparent;
  }

  .page-products .cmp-table tbody td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: var(--space-1);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-ink-muted);
  }

  .page-products .cmp-table tbody td.is-key {
    padding-inline: var(--space-2);
    border-radius: var(--radius-sm);
    background-color: var(--color-highlight);
    box-shadow: none;
  }

  .page-products .cmp-table tbody tr:hover td,
  .page-products .cmp-table tbody tr:hover td.is-key {
    background-color: var(--color-highlight);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .hero-col,
  .page-products .crowd-card {
    transition: none;
  }

  .page-products .hero-col:hover,
  .page-products .crowd-card:hover {
    transform: none;
  }
}