.page-products {
  --cat-a: var(--cinnabar);
  --cat-b: var(--deep);
  --cat-c: var(--jade);
  --cat-d: var(--gold);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* 面包屑 */
.page-products .crumb {
  padding-top: clamp(18px, 3vw, 30px);
}
.page-products .crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--ink-soft);
}
.page-products .crumb__item + .crumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-products .crumb__link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-products .crumb__link:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar-soft);
}
.page-products .crumb__item[aria-current="page"] {
  color: var(--cinnabar);
  font-weight: 600;
}

/* 首屏 */
.page-products .apps-hero {
  position: relative;
  padding: clamp(26px, 4.5vw, 56px) 0 clamp(40px, 6vw, 78px);
}
.page-products .apps-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(52% 68% at 86% 16%, rgba(217, 168, 92, .16), transparent 72%),
    repeating-linear-gradient(90deg, rgba(20, 16, 14, .045) 0 1px, transparent 1px 22px);
  pointer-events: none;
}
.page-products .apps-hero__inner {
  position: relative;
}
.page-products .apps-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 78px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-products .apps-hero__lead {
  max-width: 34em;
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-soft);
}
.page-products .apps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .apps-hero__note {
  position: absolute;
  top: 0;
  right: 0;
  color: var(--cinnabar);
}

/* 通用区块头 */
.page-products .apps-block {
  padding: clamp(38px, 6vw, 86px) 0;
}
.page-products .apps-block--narrow {
  background: linear-gradient(180deg, transparent, rgba(226, 216, 200, .34), transparent);
}
.page-products .apps-block--narrow .block-head {
  padding-top: 4px;
}
.page-products .block-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(22px, 3.6vw, 42px);
}
.page-products .block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 3.6vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-products .block-head p {
  max-width: 34em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* 入口矩阵 */
.page-products .entry-matrix {
  display: grid;
}
.page-products .entry-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px dashed var(--line);
}
.page-products .entry-row:last-child {
  border-bottom: 1px dashed var(--line);
}
.page-products .entry-scene {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
}
.page-products .entry-scene__no {
  grid-row: span 2;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cinnabar);
}
.page-products .entry-scene h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}
.page-products .entry-scene p {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}
.page-products .entry-step {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 20px 22px;
  background: var(--sand);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}
.page-products .entry-step p {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-products .entry-step--hero {
  justify-content: flex-end;
  min-height: 230px;
  overflow: hidden;
  border-color: transparent;
}
.page-products .entry-step__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}
.page-products .entry-step--hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 16, 14, .18), rgba(20, 16, 14, .84));
}
.page-products .entry-step--hero p {
  color: var(--paper);
}
.page-products .entry-link {
  position: relative;
  z-index: 1;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: gap .2s var(--ease), color .2s var(--ease);
}
.page-products .entry-link::after {
  content: "→";
}
.page-products .entry-link:hover {
  gap: 11px;
}
.page-products .entry-step--hero .entry-link {
  color: var(--gold);
}

/* 四步 */
.page-products .steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .step {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.page-products .step:last-child {
  border-bottom: 1px solid var(--line);
}
.page-products .step__no {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cinnabar);
}
.page-products .step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink);
}
.page-products .step p {
  max-width: 36em;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* 编号棋盘 */
.page-products .board-head {
  display: grid;
  gap: 20px;
}
.page-products .board-figure,
.page-products .devices-figure {
  margin: 0;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--sand);
}
.page-products .board-figure img,
.page-products .devices-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .board-figure__cap,
.page-products .devices-figure__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--paper);
  background: rgba(20, 16, 14, .62);
  border-radius: 999px;
}
.page-products .cat-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}
.page-products .cat-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}
.page-products .cat-legend__swatch {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  flex: none;
}
.page-products .cat-legend__item--a .cat-legend__swatch { background: var(--cat-a); }
.page-products .cat-legend__item--b .cat-legend__swatch { background: var(--cat-b); }
.page-products .cat-legend__item--c .cat-legend__swatch { background: var(--cat-c); }
.page-products .cat-legend__item--d .cat-legend__swatch { background: var(--cat-d); }

.page-products .num-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.page-products .num-cell {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
  aspect-ratio: 1 / 1;
  padding: 11px 10px;
  overflow: hidden;
  background: var(--sand);
  border: 1px solid var(--line);
  border-top-width: 3px;
  border-radius: var(--radius-sm);
  transition: border-color .22s var(--ease), transform .22s var(--ease);
}
.page-products .num-cell--a { border-top-color: var(--cat-a); }
.page-products .num-cell--b { border-top-color: var(--cat-b); }
.page-products .num-cell--c { border-top-color: var(--cat-c); }
.page-products .num-cell--d { border-top-color: var(--cat-d); }
.page-products .num-cell__no {
  align-self: flex-start;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--cinnabar);
  border-radius: 999px;
}
.page-products .num-cell__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}
.page-products .num-cell__use {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  margin: 0;
  padding: 12px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--paper);
  background: var(--deep);
  opacity: 0;
  transition: opacity .2s var(--ease);
}
.page-products .num-cell:hover .num-cell__use,
.page-products .num-cell:focus-within .num-cell__use {
  opacity: 1;
}
.page-products .num-cell:hover {
  transform: translateY(-2px);
}

/* 三端视图 */
.page-products .devices-head {
  display: grid;
  gap: 22px;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-products .devs {
  display: grid;
  gap: 18px;
}
.page-products .dev {
  display: grid;
  gap: 10px;
  align-content: end;
}
.page-products .dev__frame {
  position: relative;
  height: 190px;
  background: var(--sand);
  border: 1.5px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
}
.page-products .dev__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, rgba(20, 16, 14, .05) 0 1px, transparent 1px 16px);
}
.page-products .dev__bar {
  position: absolute;
  left: 14px;
  right: 44%;
  top: 14px;
  height: 5px;
  border-radius: 3px;
  background: var(--line);
}
.page-products .dev--phone .dev__frame {
  height: 226px;
  border-radius: 22px;
}
.page-products .dev--phone .dev__bar {
  right: 20%;
}
.page-products .dev__meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  font-size: 12px;
  color: var(--ink-soft);
}
.page-products .dev__meta .mono {
  color: var(--cinnabar);
  letter-spacing: 0.04em;
}
.page-products .dev p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* 换机小节 */
.page-products .swap {
  display: grid;
  gap: 26px;
}
.page-products .swap-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--sand);
}
.page-products .swap-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .swap-figure__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--paper);
  background: rgba(20, 16, 14, .62);
  border-radius: 999px;
}
.page-products .swap-body h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-products .swap-lead {
  max-width: 34em;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}
.page-products .swap-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .swap-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 20px;
  background: var(--sand);
  border: 1px solid var(--line);
  border-left: 3px solid var(--jade);
  border-radius: var(--radius-md);
}
.page-products .swap-step__n {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  font-size: 13px;
  color: var(--paper);
  background: var(--jade);
  border-radius: 50%;
}
.page-products .swap-step h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink);
}
.page-products .swap-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-products .swap-note {
  max-width: 34em;
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}
.page-products .swap-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* 横幅 */
.page-products .banner {
  margin: clamp(28px, 5vw, 64px) auto;
  max-width: 1600px;
  padding: 0 16px;
}
.page-products .banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* 状态面板 */
.page-products .status {
  padding: clamp(24px, 4vw, 48px);
  color: var(--paper);
  background:
    radial-gradient(70% 120% at 8% 0%, rgba(63, 111, 106, .55), transparent 62%),
    var(--deep);
  border-radius: var(--radius-lg);
}
.page-products .status h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-products .status__sub {
  max-width: 34em;
  margin: 0 0 24px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-62);
}
.page-products .status__rows {
  display: grid;
}
.page-products .status-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 14px 0;
  border-top: 1px solid var(--paper-12);
}
.page-products .status-row__dot {
  grid-row: span 2;
  align-self: start;
  margin-top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(217, 168, 92, .18);
}
.page-products .status-row__key {
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--paper-62);
}
.page-products .status-row__val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}
.page-products .status__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}
.page-products .status__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: 13.5px;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--paper-22);
  border-radius: 999px;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}
.page-products .status__link:hover {
  background: rgba(245, 239, 228, .1);
  border-color: var(--gold);
}

/* 媒体查询 */
@media (min-width: 700px) {
  .page-products .step {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 8px 24px;
    align-items: start;
  }
  .page-products .step__no {
    padding-top: 5px;
  }
  .page-products .num-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }
  .page-products .num-cell {
    padding: 13px 12px;
  }
  .page-products .num-cell__name {
    font-size: 13.5px;
  }
  .page-products .status-row {
    grid-template-columns: 12px 168px minmax(0, 1fr);
    align-items: center;
    gap: 10px 16px;
  }
  .page-products .status-row__dot {
    grid-row: 1;
    margin-top: 0;
  }
  .page-products .status-row__val {
    grid-column: 3;
  }
}

@media (min-width: 820px) {
  .page-products .entry-row {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.45fr);
    gap: 34px;
    align-items: center;
    padding: 26px 0;
  }
  .page-products .entry-step--hero {
    min-height: 250px;
  }
  .page-products .board-head,
  .page-products .devices-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: center;
    gap: 40px;
  }
  .page-products .board-head .block-head,
  .page-products .devices-head .block-head {
    margin-bottom: 0;
  }
  .page-products .devs {
    grid-template-columns: 1.6fr 1.15fr .78fr;
    gap: 18px;
    align-items: end;
  }
  .page-products .swap {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: center;
    gap: 44px;
  }
}

@media (min-width: 1000px) {
  .page-products .num-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 16px;
  }
  .page-products .num-cell {
    padding: 14px 13px;
  }
  .page-products .num-cell__name {
    font-size: 13px;
  }
}

@media (max-width: 1000px) {
  .page-products .apps-hero__note {
    display: none;
  }
}

@media (max-width: 400px) {
  .page-products .num-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .num-cell__name {
    font-size: 12px;
  }
  .page-products .banner {
    padding: 0 12px;
  }
}

@media (hover: none) {
  .page-products .num-cell__use {
    display: none;
  }
  .page-products .num-cell:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .num-cell,
  .page-products .entry-link,
  .page-products .status__link,
  .page-products .crumb__link {
    transition: none;
  }
  .page-products .num-cell:hover {
    transform: none;
  }
}