.page-products {
  --pf-gap: clamp(14px, 2.2vw, 26px);
  --pf-radius: 4px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--neon);
}

.page-products .breadcrumb__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-block: 26px 10px;
  align-items: end;
}

.page-products .pf-hero__tag {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--neon);
}

.page-products .pf-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cream);
  text-wrap: balance;
}

.page-products .pf-hero .lead {
  margin: 20px 0 0;
  max-width: 30em;
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.68;
  color: var(--cream);
}

.page-products .pf-hero__text {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pf-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 速览面板 */
.page-products .pf-stats {
  position: relative;
  overflow: hidden;
  padding: 20px 18px 22px;
  border: 2px solid var(--line);
  border-radius: var(--pf-radius);
  background: linear-gradient(165deg, var(--panel) 0%, var(--panel-2) 100%);
  box-shadow: var(--shadow-hard);
}

.page-products .pf-stats::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle at 100% 0%, var(--neon-16), transparent 70%);
  pointer-events: none;
}

.page-products .pf-stats__title {
  position: relative;
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .pf-stats__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pf-stats__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.page-products .pf-stats__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .pf-stats__num {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 34px;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-stats__label {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 横向轨道 ---------- */
.page-products .pf-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 76vw);
  gap: var(--pf-gap);
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 22px;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-45) transparent;
}

.page-products .pf-track:focus-visible {
  outline: 2px solid var(--neon-45);
  outline-offset: 4px;
}

.page-products .pf-track::-webkit-scrollbar {
  height: 6px;
}

.page-products .pf-track::-webkit-scrollbar-track {
  background: transparent;
}

.page-products .pf-track::-webkit-scrollbar-thumb {
  background: var(--neon-30);
  border-radius: 999px;
}

.page-products .pf-modcard {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 272px;
  padding: 20px 18px 22px;
  border: 2px solid var(--line);
  border-radius: var(--pf-radius);
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--deep-2) 100%);
  box-shadow: var(--shadow-hard);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pf-modcard:hover {
  border-color: var(--neon-45);
  transform: translateY(-3px);
}

.page-products .pf-modcard__icon {
  color: var(--neon);
  flex: none;
}

.page-products .pf-modcard__num {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 30px;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-modcard__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .pf-modcard__text {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pf-diagram {
  margin-top: 28px;
}

/* ---------- 小屏版 ---------- */
.page-products .pf-small__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-products .pf-small__lead {
  margin: 0;
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.72;
  color: var(--cream);
  max-width: 34em;
}

.page-products .pf-spec {
  margin: 24px 0 0;
  border-top: 2px solid var(--line);
}

.page-products .pf-spec__row {
  display: grid;
  grid-template-columns: minmax(84px, 118px) minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 2px;
  border-bottom: 1px dashed var(--line);
}

.page-products .pf-spec dt {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .pf-spec dd {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--cream);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-small__note {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pf-small__compare {
  margin-top: 30px;
}

/* 手机外框 */
.page-products .pf-small__preview {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-products .pf-wanchor {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}

.page-products .pf-phone {
  --pw: 262px;
  position: relative;
  box-sizing: border-box;
  width: var(--pw);
  max-width: 100%;
  aspect-ratio: 9 / 16;
  border: 2px solid var(--line);
  border-radius: 30px;
  background: linear-gradient(160deg, var(--neon-16) 0%, var(--panel) 38%, var(--deep-2) 100%);
  box-shadow: var(--shadow-hard);
  transition: width 0.3s var(--ease);
}

.page-products .pf-phone::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  background: linear-gradient(120deg, rgba(243, 238, 227, 0.09) 0%, transparent 42%);
  pointer-events: none;
}

.page-products #w-320:target ~ .pf-phone {
  --pw: 206px;
}

.page-products #w-430:target ~ .pf-phone {
  --pw: 300px;
}

.page-products .pf-phone__notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 54px;
  height: 4px;
  border-radius: 999px;
  background: rgba(243, 238, 227, 0.22);
}

.page-products .pf-phone__screen {
  position: absolute;
  inset: 10px;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: var(--deep-2);
}

.page-products .pf-phone__screen img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pf-phone__switch {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 20px 0 0;
}

.page-products .pf-phone__switch a {
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--mist);
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pf-phone__switch a:hover,
.page-products .pf-phone__switch a:focus-visible {
  color: var(--neon);
  border-color: var(--neon-45);
}

.page-products .pf-phone__hint {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  text-align: center;
}

/* ---------- 版本记录 ---------- */
.page-products .pf-versions__figure {
  margin-bottom: 30px;
}

.page-products .pf-cascade {
  display: grid;
  gap: 16px;
}

.page-products .pf-vcard {
  border: 2px solid var(--line);
  border-radius: var(--pf-radius);
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--deep-2) 100%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-products .pf-vcard[open] {
  border-color: var(--neon-45);
}

.page-products .pf-vcard__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-vcard__head::-webkit-details-marker {
  display: none;
}

.page-products .pf-vcard__stage {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-vcard__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--cream);
}

.page-products .pf-vcard__toggle {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 2px solid var(--neon-45);
  border-radius: 2px;
}

.page-products .pf-vcard__toggle::before,
.page-products .pf-vcard__toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--neon);
}

.page-products .pf-vcard__toggle::before {
  width: 10px;
  height: 2px;
}

.page-products .pf-vcard__toggle::after {
  width: 2px;
  height: 10px;
  transition: transform var(--dur) var(--ease);
}

.page-products .pf-vcard[open] .pf-vcard__toggle::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-products .pf-vcard__body {
  margin: 0;
  padding: 14px 18px 20px;
  border-top: 1px dashed var(--line);
}

.page-products .pf-vcard__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 自测清单 ---------- */
.page-products .pf-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-products .pf-check {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 20px 4px;
  border-bottom: 1px dashed var(--line);
}

.page-products .pf-check__num {
  min-width: 40px;
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 26px;
  line-height: 1;
  color: var(--neon);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-check__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--cream);
}

.page-products .pf-check__text {
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 使用场景 ---------- */
.page-products .pf-scenes__banner {
  margin-bottom: 30px;
}

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

.page-products .pf-scene {
  padding: 20px 18px 22px;
  border: 2px solid var(--line);
  border-left: 6px solid var(--neon-30);
  border-radius: var(--pf-radius);
  background: rgba(11, 44, 70, 0.62);
  transition: border-color var(--dur) var(--ease);
}

.page-products .pf-scene:hover {
  border-color: var(--neon-45);
}

.page-products .pf-scene__when {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pf-scene__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--cream);
}

.page-products .pf-scene__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 后续入口 ---------- */
.page-products .pf-next {
  padding-bottom: 56px;
}

.page-products .pf-next__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--cream);
}

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

.page-products .pf-nextcard {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 2px solid var(--line);
  border-radius: var(--pf-radius);
  background: var(--deep-2);
  box-shadow: var(--shadow-hard);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pf-nextcard:hover,
.page-products .pf-nextcard:focus-visible {
  border-color: var(--neon-45);
  transform: translateY(-3px);
}

.page-products .pf-nextcard__num {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--neon);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-nextcard__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--cream);
}

.page-products .pf-nextcard__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pf-track {
    grid-auto-columns: minmax(280px, 46%);
  }

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

@media (min-width: 1024px) {
  .page-products .pf-hero {
    grid-template-columns: minmax(0, 1.9fr) minmax(280px, 1fr);
    gap: 52px;
    padding-block: 56px 14px;
  }

  .page-products .pf-track {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-columns: auto;
    overflow: visible;
    scroll-snap-type: none;
    padding: 4px 0 10px;
  }

  .page-products .pf-small__grid {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 52px;
    align-items: start;
  }

  .page-products .pf-small__preview {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
  }

  .page-products .pf-cascade {
    gap: 18px;
  }

  .page-products .pf-vcard:nth-child(1) {
    margin-right: 118px;
  }

  .page-products .pf-vcard:nth-child(2) {
    margin-left: 72px;
    margin-right: 40px;
  }

  .page-products .pf-vcard:nth-child(3) {
    margin-left: 28px;
    margin-right: 92px;
  }

  .page-products .pf-vcard:nth-child(4) {
    margin-left: 104px;
  }

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

@media (min-width: 1280px) {
  .page-products .pf-track {
    grid-auto-columns: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-phone,
  .page-products .pf-modcard,
  .page-products .pf-scene,
  .page-products .pf-vcard,
  .page-products .pf-nextcard,
  .page-products .pf-vcard__toggle::after {
    transition: none;
  }

  .page-products .pf-modcard:hover,
  .page-products .pf-nextcard:hover {
    transform: none;
  }
}