.page-products {
  --pp-gap: clamp(16px, 3vw, 30px);
  --pp-radius: 18px;
  --pp-line: rgba(17, 19, 24, .12);
  --pp-line-dark: rgba(246, 241, 231, .14);
  --pp-glass: linear-gradient(150deg, rgba(246, 241, 231, .08), rgba(11, 18, 38, .55));
  background: var(--ivory);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-products .pp-crumb {
  margin: 0 0 clamp(20px, 4vw, 38px);
  font-size: .84rem;
}
.page-products .pp-crumb a {
  color: var(--neon-cyan);
  text-decoration: none;
}
.page-products .pp-crumb a:hover {
  color: var(--chip-magenta);
}
.page-products .pp-crumb span[aria-current] {
  color: var(--on-dark);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(26px, 5vw, 52px) 0 clamp(72px, 9vw, 118px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(255, 61, 139, .24), transparent 58%),
    radial-gradient(95% 85% at 4% 100%, rgba(44, 232, 213, .18), transparent 62%),
    var(--table-green);
  color: var(--on-dark-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), 0 100%);
}

.page-products .pp-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.page-products .pp-hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 7.2vw, 4.3rem);
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--on-dark-strong);
}

.page-products .pp-hero__lede {
  max-width: 34em;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.88;
  color: var(--on-dark);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .pp-hero__side {
  display: grid;
  gap: 10px;
}

.page-products .pp-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--pp-line-dark);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(44, 232, 213, .12), rgba(11, 18, 38, .46));
}

.page-products .pp-hero__stat-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.6vw, 2rem);
  font-weight: 700;
  color: var(--neon-cyan);
  line-height: 1;
}

.page-products .pp-hero__stat-label {
  font-size: .88rem;
  line-height: 1.6;
  color: var(--on-dark);
}

/* ---------- 通用分栏 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 54px);
  align-items: center;
}

.page-products .pp-h2 {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .surface-dark .pp-h2,
.page-products .surface-night .pp-h2 {
  color: var(--on-dark-strong);
}

.page-products .pp-split__text p {
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--on-light-soft);
}

.page-products .surface-dark .pp-split__text p,
.page-products .surface-night .pp-split__text p {
  color: var(--on-dark);
}

.page-products .pp-split__media {
  margin: 0;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--night-blue);
  box-shadow: var(--shadow-lift);
}

.page-products .pp-split__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-media-cap {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--mist);
  background: var(--night-blue);
}

.page-products .pp-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-list li {
  position: relative;
  padding-left: 22px;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--on-light-soft);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--neon-cyan);
  transform: rotate(45deg);
}

.page-products .pp-note {
  margin-top: 20px;
  padding-left: 14px;
  border-left: 3px solid var(--chip-red);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-link {
  color: var(--chip-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(215, 38, 61, .34);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .pp-link:hover {
  color: var(--chip-magenta);
  border-color: var(--chip-magenta);
}

.page-products .pp-link--dark {
  color: var(--neon-cyan);
  border-bottom-color: var(--line-cyan);
}

.page-products .pp-link--dark:hover {
  color: var(--chip-magenta);
  border-color: var(--chip-magenta);
}

/* ---------- 中文版路径 ---------- */
.page-products .pp-cn__paths {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-products .pp-path {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 18px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .7);
}

.page-products .pp-path__step {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--chip-magenta);
  line-height: 1.3;
}

.page-products .pp-path strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-ui);
  font-size: .98rem;
  color: var(--ink);
}

.page-products .pp-split__text .pp-path p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--on-light-soft);
}

/* ---------- 资料库 ---------- */
.page-products .pp-library {
  color: var(--on-dark-strong);
}

.page-products .section-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-products .surface-dark .section-head .lede,
.page-products .surface-night .section-head .lede {
  color: var(--on-dark);
}

.page-products .pp-lib__banner {
  margin: 0 0 clamp(22px, 3.4vw, 36px);
  border: 1px solid var(--pp-line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-products .pp-lib__banner img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
  opacity: .86;
}

.page-products .pp-library__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 34px);
}

.page-products .pp-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.page-products .pp-rail .tag-chip {
  font-family: var(--font-ui);
  font-size: .88rem;
  padding: 9px 14px;
  border: 1px solid var(--line-cyan);
  border-radius: 999px;
  background: rgba(44, 232, 213, .07);
  color: var(--on-dark);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .pp-rail .tag-chip:hover {
  border-color: var(--neon-cyan);
  color: var(--on-dark-strong);
}

.page-products .pp-rail .tag-chip[aria-pressed="true"] {
  background: var(--chip-magenta);
  border-color: var(--chip-magenta);
  color: #ffffff;
}

.page-products .pp-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pp-card {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--pp-line-dark);
  border-radius: var(--radius-md);
  background: var(--pp-glass);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-products .pp-card:hover {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-products .pp-card[data-filtered-out] {
  display: none;
}

.page-products .pp-card__badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 3px 10px;
  border: 1px solid var(--line-cyan);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .02em;
  color: var(--neon-cyan);
  white-space: nowrap;
}

.page-products .pp-card__title {
  margin: 0 0 10px;
  padding-right: 96px;
  font-family: var(--font-ui);
  font-size: 1.04rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--on-dark-strong);
}

.page-products .pp-card__count {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-products .pp-card__value {
  margin: 0;
  font-size: .92rem;
  line-height: 1.82;
  color: var(--on-dark);
}

/* ---------- 电脑端 ---------- */
.page-products .pp-desktop .pp-list li {
  color: var(--on-light-soft);
}

/* ---------- 存档时间带 ---------- */
.page-products .pp-archive__scroller {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 6px var(--gutter) 20px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: var(--neon-cyan) rgba(246, 241, 231, .1);
}

.page-products .pp-archive__scroller:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: -2px;
}

.page-products .pp-archive__scroller::-webkit-scrollbar {
  height: 6px;
}

.page-products .pp-archive__scroller::-webkit-scrollbar-track {
  border-radius: 999px;
  background: rgba(246, 241, 231, .1);
}

.page-products .pp-archive__scroller::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: var(--neon-cyan);
}

.page-products .pp-archive__track {
  display: flex;
  gap: 14px;
  width: max-content;
}

.page-products .pp-archive__item {
  flex: 0 0 auto;
  width: 208px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  border: 1px solid var(--pp-line-dark);
  border-radius: var(--radius-md);
  background: var(--pp-glass);
  scroll-snap-align: start;
  transition: border-color .2s var(--ease);
}

.page-products .pp-archive__item:hover {
  border-color: var(--line-cyan);
}

.page-products .pp-archive__year {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .pp-archive__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--on-dark-strong);
}

.page-products .pp-archive__no {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--neon-cyan);
}

.page-products .pp-archive__desc {
  margin: 4px 0 0;
  font-size: .84rem;
  line-height: 1.7;
  color: var(--on-dark);
}

/* ---------- 步骤 ---------- */
.page-products .pp-step-list {
  margin: 0;
  padding: 0 0 0 clamp(16px, 3vw, 30px);
  list-style: none;
  border-left: 2px solid rgba(18, 227, 155, .5);
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 0;
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-step:last-child {
  border-bottom: 1px solid var(--pp-line);
}

.page-products .pp-step__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--chip-magenta);
}

.page-products .pp-step__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-ui);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pp-step__body p {
  margin: 0;
  font-size: .96rem;
  line-height: 1.86;
  color: var(--on-light-soft);
}

.page-products .pp-checksum {
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-md);
  background: var(--night-blue);
}

.page-products .pp-checksum__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--neon-cyan);
}

.page-products .pp-checksum__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(.8rem, 2.7vw, .98rem);
  line-height: 1.6;
  color: var(--on-dark-strong);
  word-break: break-all;
}

/* ---------- 版本对应 ---------- */
.page-products .pp-vmap {
  display: grid;
  gap: 12px;
}

.page-products .pp-vmap__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px 20px;
  border: 1px solid var(--pp-line-dark);
  border-radius: var(--radius-md);
  background: rgba(246, 241, 231, .045);
}

.page-products .pp-vmap__where {
  font-family: var(--font-ui);
  font-size: .88rem;
  font-weight: 700;
  color: var(--on-dark-strong);
}

.page-products .pp-vmap__val {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.page-products .pp-vmap__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-products .pp-versions__foot {
  margin: 22px 0 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--on-dark);
}

/* ---------- 问题分流 ---------- */
.page-products .pp-trouble-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pp-trouble {
  padding: 24px 22px;
  border: 1px solid var(--pp-line);
  border-top: 3px solid var(--chip-red);
  border-radius: var(--radius-md);
  background: #ffffff;
}

.page-products .pp-trouble h3 {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  font-size: 1.04rem;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pp-trouble p {
  margin: 0 0 14px;
  font-size: .93rem;
  line-height: 1.84;
  color: var(--on-light-soft);
}

.page-products .pp-help__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  margin-top: 26px;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: var(--table-green);
}

.page-products .pp-help__foot p {
  margin: 0;
  max-width: 46ch;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--on-dark);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-products .pp-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pp-vmap__row {
    grid-template-columns: 170px 120px minmax(0, 1fr);
    align-items: center;
    gap: 18px;
  }
}

@media (min-width: 880px) {
  .page-products .pp-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-products .pp-split--reverse .pp-split__text {
    order: 2;
  }

  .page-products .pp-split--reverse .pp-split__media {
    order: 1;
  }

  .page-products .pp-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(250px, .9fr);
  }

  .page-products .pp-lib__banner img {
    height: 230px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-library__body {
    grid-template-columns: 206px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-products .pp-rail .tag-chip {
    width: 100%;
    text-align: left;
  }
}

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

@media (max-width: 420px) {
  .page-products .pp-step {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-products .pp-card__title {
    padding-right: 84px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }

  .page-products .pp-archive__scroller {
    scroll-behavior: auto;
  }
}