.page-products {
  --pr-gap: clamp(16px, 2.4vw, 28px);
  --pr-soft: rgba(16, 42, 66, .72);
  background: var(--c-ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products__hero {
  padding-top: clamp(20px, 4vw, 48px);
  padding-bottom: clamp(4px, 1.4vw, 16px);
}

.page-products__hero-grid {
  display: grid;
  gap: clamp(18px, 3vw, 40px);
  margin-top: clamp(16px, 2.4vw, 28px);
}

@media (min-width: 900px) {
  .page-products__hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }
}

.page-products__hero-lead .display {
  margin: 10px 0 0;
  max-width: 22ch;
}

.page-products__hero-lead::after {
  content: "";
  display: block;
  width: 104px;
  height: 3px;
  margin-top: clamp(18px, 2.4vw, 28px);
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--c-lime), var(--c-orange));
}

.page-products__hero-copy {
  display: grid;
  gap: 14px;
}

.page-products__hero-note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-violet);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 双端面板 ---------- */
.page-products__switch-head {
  display: grid;
  gap: 10px;
  max-width: 46ch;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products .tabs {
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.page-products .tabs__panel {
  min-width: 0;
}

.page-products__app {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  min-width: 0;
}

@media (min-width: 980px) {
  .page-products__app {
    grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
    align-items: start;
  }
}

.page-products__app-visual {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products__app-visual figcaption {
  font-size: 13px;
  line-height: 1.7;
}

.page-products__app-body {
  display: grid;
  gap: 18px;
  min-width: 0;
}

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

@media (min-width: 620px) {
  .page-products__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-products__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products__metric {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(26, 58, 84, .9), var(--pr-soft));
  transition: border-color var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.page-products__metric:hover {
  border-color: var(--c-lime);
  transform: translateY(-2px);
}

.page-products__metric-index {
  grid-row: span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-lime);
}

.page-products__metric-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.5;
}

.page-products__metric-desc {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-muted);
}

/* ---------- 电脑端对照 ---------- */
.page-products__desk {
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
  min-width: 0;
}

.page-products__desk-visual {
  margin: 0;
}

.page-products__source-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products__source-tags li {
  padding: 6px 13px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  background: var(--c-deep);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-muted);
}

.page-products__caption {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-products .data-table {
  min-width: 520px;
}

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

.page-products .data-table th[scope="row"] {
  color: var(--c-white);
  font-weight: 600;
}

.page-products .data-table th[scope="row"],
.page-products .data-table td {
  text-align: left;
}

.page-products .data-table tbody tr:hover {
  background: rgba(124, 92, 255, .14);
}

/* ---------- 关注列表 ---------- */
.page-products__circle-copy {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.page-products__circle-visual {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products__circle-visual figcaption {
  font-size: 13px;
  line-height: 1.7;
}

.page-products__circle-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 36px);
  padding: clamp(14px, 2vw, 20px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(200, 255, 61, .07), transparent 60%), var(--c-deep);
}

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

.page-products__groups li {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid var(--c-line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-products__groups-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-teal);
}

/* ---------- V4 ---------- */
.page-products__v4-head {
  display: grid;
  gap: 10px;
  max-width: 52ch;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products__v4-visual {
  margin: 0 0 clamp(18px, 2.6vw, 30px);
}

.page-products__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-products__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products__step > details {
  height: 100%;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: var(--c-deep);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease-out);
}

.page-products__step > details[open] {
  border-color: var(--c-lime);
}

.page-products__step summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .01em;
  color: var(--c-white);
}

.page-products__step summary::-webkit-details-marker {
  display: none;
}

.page-products__step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-lime);
}

.page-products__step > details[open] summary::after {
  content: "–";
  color: var(--c-orange);
}

.page-products__step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-orange);
}

.page-products__step > details > p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products__step summary:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* ---------- 刷新与版本 ---------- */
.page-products__pulse-head {
  display: grid;
  gap: 10px;
  max-width: 56ch;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products__pulse-cards {
  display: grid;
  gap: var(--pr-gap);
}

@media (min-width: 780px) {
  .page-products__pulse-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products__num-unit {
  margin-left: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--c-muted);
}

.page-products__versions {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
}

.page-products__version {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--c-line);
}

.page-products__version:last-child {
  border-bottom: 1px solid var(--c-line);
}

.page-products__version-tag {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--c-violet);
}

.page-products__version-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products__pulse-visual {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

/* ---------- 场景 ---------- */
.page-products__scenes-head {
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products__scenes-grid {
  display: grid;
  gap: var(--pr-gap);
}

@media (min-width: 900px) {
  .page-products__scenes-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products__scene {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.2vw, 26px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--c-deep), var(--pr-soft));
  transition: border-color var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}

.page-products__scene:hover {
  border-color: var(--c-lime);
  transform: translateY(-2px);
}

.page-products__scene-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-orange);
}

.page-products__scene h3 {
  margin: 0;
}

.page-products__scene-actions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products__scene-actions li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-products__scene-actions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-lime);
}

.page-products__scene-actions a {
  color: var(--c-white);
  text-decoration: underline;
  text-decoration-color: var(--c-orange);
  text-underline-offset: 3px;
}

/* ---------- 收口 ---------- */
.page-products__next {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products__next-rail {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 150% at 0% 0%, rgba(200, 255, 61, .1), transparent 58%),
    radial-gradient(120% 150% at 100% 100%, rgba(255, 122, 47, .12), transparent 58%),
    var(--c-deep);
}

@media (min-width: 880px) {
  .page-products__next-rail {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

.page-products__next-rail .display {
  margin: 0 0 8px;
}

.page-products__next-rail a:not(.btn) {
  color: var(--c-white);
  text-decoration: underline;
  text-decoration-color: var(--c-lime);
  text-underline-offset: 3px;
}

.page-products__next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products__metric,
  .page-products__scene {
    transition: none;
  }

  .page-products__metric:hover,
  .page-products__scene:hover {
    transform: none;
  }
}