.page-products {
  --prod-line: 1px solid var(--edge);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 5vw, 64px) 0 clamp(72px, 10vw, 118px);
  background:
    radial-gradient(circle at 92% 6%, var(--blue-soft), transparent 46%),
    radial-gradient(circle at 4% 98%, var(--lime-soft), transparent 42%),
    linear-gradient(158deg, var(--ink-2) 0%, var(--ink) 74%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 52px), 0 100%);
}

.page-products .prod-hero-inner {
  display: grid;
  gap: clamp(30px, 4.5vw, 54px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-hero-copy {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .prod-hero-copy .display {
  max-width: 15ch;
}

.page-products .prod-hero-copy .lede {
  max-width: 58ch;
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

/* 顶部功能条 */
.page-products .function-bar {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--prod-line);
  border-left: var(--prod-line);
  align-self: end;
}

.page-products .function-bar li {
  display: grid;
  gap: 6px;
  padding: 16px 14px 18px;
  border-right: var(--prod-line);
  border-bottom: var(--prod-line);
  background: rgba(22, 32, 47, .42);
  transition: background var(--dur) var(--ease);
}

.page-products .function-bar li:hover {
  background: var(--lime-soft);
}

.page-products .fb-num {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-products .fb-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 区块骨架 ---------- */
.page-products .prod-block {
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-products .prod-block--tint {
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
  border-top: var(--prod-line);
  border-bottom: var(--prod-line);
}

.page-products .prod-head {
  display: grid;
  gap: 16px;
  max-width: 840px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .prod-h2 {
  display: flex;
  gap: clamp(10px, 1.6vw, 18px);
  align-items: baseline;
  margin: 0;
  font-size: clamp(25px, 3.3vw, 42px);
  line-height: 1.2;
  letter-spacing: -.015em;
}

.page-products .prod-num {
  flex: none;
  font-size: clamp(12px, 1.1vw, 15px);
  letter-spacing: .08em;
  color: var(--lime);
  padding-top: .5em;
}

.page-products .split {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-products .stack {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .stack .lede {
  max-width: 62ch;
}

.page-products .stack--aside {
  padding: clamp(20px, 2.6vw, 30px);
  border: var(--prod-line);
  border-left: 2px solid var(--blue);
  background: var(--panel);
}

.page-products .aside-title,
.page-products .filter-title,
.page-products .scene-title,
.page-products .version-head {
  margin: 0;
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.35;
  color: var(--paper);
}

.page-products .aside-text,
.page-products .filter-text,
.page-products .scene-text,
.page-products .sync-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .note-line {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--clay);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .block-foot {
  margin: clamp(26px, 3vw, 40px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 70ch;
}

.page-products .link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 182, 255, .45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .link:hover,
.page-products .link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* 清单 */
.page-products .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  background: var(--lime);
  transform: translateY(-50%) rotate(45deg);
}

/* 媒体框 */
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .media-frame {
  max-width: 100%;
}

.page-products .column-media {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

/* ---------- 01 面板 ---------- */
.page-products .split--media {
  align-items: center;
}

/* ---------- 02 筛选 ---------- */
.page-products .filter-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--edge);
  border: var(--prod-line);
}

.page-products .filter-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(22px, 2.6vw, 34px);
  background: var(--panel);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .filter-card:hover {
  background: var(--ink-2);
  transform: translateY(-3px);
}

.page-products .filter-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-products .preview {
  margin-top: 6px;
  padding-top: 16px;
  border-top: 1px dashed var(--edge);
  display: grid;
  gap: 9px;
}

.page-products .preview-head {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime);
}

.page-products .preview-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted-2);
}

.page-products .preview-row .mono {
  color: var(--paper);
}

/* ---------- 03 提醒 ---------- */
.page-products .remind-track {
  position: relative;
  display: grid;
  gap: 26px;
  padding: 6px 0 6px 30px;
  margin-top: 6px;
}

.page-products .remind-track::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue) 0%, var(--lime) 100%);
}

.page-products .remind-node {
  position: relative;
  display: grid;
  gap: 6px;
}

.page-products .remind-dot {
  position: absolute;
  left: -30px;
  top: .42em;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--lime);
  background: var(--ink);
  box-shadow: 0 0 0 4px var(--lime-soft);
}

.page-products .remind-time {
  font-size: 15px;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-products .remind-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 04 专栏 ---------- */
.page-products .chip-row {
  margin-bottom: clamp(22px, 3vw, 32px);
  overflow-x: auto;
  padding-bottom: 4px;
}

.page-products .stat-row {
  margin-top: clamp(24px, 3vw, 36px);
}

/* ---------- 06 同步 ---------- */
.page-products .sync-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--edge);
  border: var(--prod-line);
}

.page-products .sync-card {
  display: grid;
  gap: 10px;
  padding: clamp(20px, 2.4vw, 30px);
  background: var(--panel);
}

.page-products .sync-card--accent {
  background: var(--ink-2);
  border-left: 2px solid var(--orange);
}

.page-products .sync-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--blue);
}

.page-products .sync-card--accent .sync-label {
  color: var(--orange);
}

/* ---------- 07 场景 ---------- */
.page-products .scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 2.6vw, 28px);
}

.page-products .scene {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(18px, 2.2vw, 26px);
  border: var(--prod-line);
  background: var(--panel);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .scene:hover {
  transform: translateY(-3px);
  border-color: rgba(125, 240, 74, .5);
}

.page-products .scene .media-frame {
  margin: 0;
}

.page-products .scene--plain {
  background: linear-gradient(150deg, var(--ink-2) 0%, var(--panel) 100%);
  border-left: 2px solid var(--lime);
}

.page-products .scene-mark {
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-products .scene-more {
  border-top: 1px dashed var(--edge);
  padding-top: 14px;
}

.page-products .scene-more summary {
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--blue);
}

.page-products .scene-more summary::-webkit-details-marker {
  display: none;
}

.page-products .scene-more summary::after {
  content: " +";
  font-family: var(--font-mono);
}

.page-products .scene-more[open] summary::after {
  content: " −";
}

.page-products .scene-more summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.page-products .scene-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .scene-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .scene-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .75em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  transform: translateY(-50%);
}

/* ---------- 08 版本 ---------- */
.page-products .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 26px);
}

.page-products .version-card {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(22px, 2.8vw, 34px);
  border: var(--prod-line);
  border-top: 2px solid var(--blue);
  background: var(--panel);
}

.page-products .version-card--alt {
  border-top-color: var(--moss);
}

.page-products .version-name {
  margin: 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--blue);
}

.page-products .version-card--alt .version-name {
  color: var(--lime);
}

/* ---------- 09 收尾 ---------- */
.page-products .prod-final {
  border-top: var(--prod-line);
}

.page-products .prod-final-inner {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  padding: clamp(28px, 4vw, 48px);
  border: var(--prod-line);
  background:
    radial-gradient(circle at 96% 0%, var(--orange-soft), transparent 52%),
    var(--ink-2);
}

.page-products .final-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .function-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 900px) {
  .page-products .prod-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }

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

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

@media (min-width: 1024px) {
  .page-products .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .split--media {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-products .split--flip {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  }

  .page-products .split--flip .media-frame {
    order: -1;
  }

  .page-products .prod-final-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .filter-card,
  .page-products .scene,
  .page-products .link,
  .page-products .function-bar li {
    transition: none;
  }

  .page-products .filter-card:hover,
  .page-products .scene:hover {
    transform: none;
  }
}