.page-products {
  --pp-gutter: clamp(1.25rem, 4vw, 3.25rem);
  --pp-section-space: clamp(3.5rem, 9vh, 7rem);
  --pp-wide: 1180px;
  --pp-narrow: 880px;
  background: linear-gradient(180deg, var(--xy-purple-deep) 0%, var(--xy-ink-soft) 42%, var(--xy-purple-deep) 100%);
  color: var(--xy-cream);
  overflow-x: hidden;
  font-family: var(--xy-sans);
  line-height: 1.6;
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
}

.page-products a {
  color: var(--xy-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.35);
  transition: color 0.25s var(--xy-ease), border-color 0.25s var(--xy-ease);
}

.page-products a:hover {
  color: var(--xy-white);
  border-bottom-color: var(--xy-white);
}

.page-products section {
  margin-bottom: var(--pp-section-space);
}

.page-products .pp-crumbs {
  max-width: var(--pp-wide);
  margin-inline: auto;
  padding-inline: var(--pp-gutter);
  padding-block: 1rem 2rem;
  font-size: 0.875rem;
  color: var(--xy-mist);
  border-bottom: 1px solid rgba(212, 175, 55, 0.18);
  margin-bottom: var(--pp-section-space);
}

.page-products .pp-crumbs a {
  border-bottom: 0;
}

.page-products .pp-crumbs__current {
  color: var(--xy-gold);
}

.page-products .xy-kicker {
  font-family: var(--xy-sans-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--xy-gold);
  font-size: 0.8rem;
  margin-bottom: 0.6rem;
}

.page-products .xy-title {
  font-family: var(--xy-sans-display);
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
  margin-bottom: 1.1rem;
  color: var(--xy-white);
}

.page-products .pp-lead {
  font-size: 1.05rem;
  color: var(--xy-mist);
  max-width: 56ch;
}

/* 平台概览 */
.page-products .pp-overview {
  max-width: var(--pp-wide);
  margin-inline: auto;
  padding-inline: var(--pp-gutter);
}

.page-products .pp-overview__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-products .pp-overview__copy {
  position: relative;
  z-index: 1;
}

.page-products .pp-overview__media {
  position: relative;
}

.page-products .pp-overview__media::before {
  content: "";
  position: absolute;
  inset: -1.25rem -1.25rem auto auto;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.28), transparent 65%);
  z-index: -1;
  border-radius: 50%;
}

.page-products .pp-overview__media img {
  box-shadow: var(--xy-shadow);
  border: 1px solid rgba(212, 175, 55, 0.32);
}

.page-products .pp-quick-index {
  list-style: none;
  padding: 0;
  margin: 1.75rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .pp-quick-index a {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border: 1px solid rgba(212, 175, 55, 0.4);
  border-radius: 999px;
  font-size: 0.875rem;
  background: rgba(13, 10, 20, 0.35);
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
}

.page-products .pp-quick-index a:hover {
  background: var(--xy-gold-soft);
  color: var(--xy-white);
}

/* 版本更新日志 */
.page-products .pp-version {
  padding-inline: var(--pp-gutter);
}

.page-products .pp-version__shell {
  max-width: var(--pp-narrow);
  margin-inline: auto;
  text-align: center;
  background: rgba(28, 20, 38, 0.45);
  border: 1px solid rgba(212, 175, 55, 0.18);
  border-radius: 24px;
  padding: clamp(1.75rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
}

.page-products .pp-version__shell::before {
  content: "";
  position: absolute;
  top: -4rem;
  right: -4rem;
  width: 12rem;
  height: 12rem;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.16), transparent 70%);
  border-radius: 50%;
}

.page-products .pp-version__hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin: 1.5rem 0 2rem;
}

.page-products .pp-version__badge {
  flex: 1;
}

.page-products .pp-version__tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--xy-cream);
  background: var(--xy-ink);
  border: 1px solid var(--xy-gold-dark);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  margin-bottom: 0.6rem;
}

.page-products .pp-version__num {
  font-family: var(--xy-sans-display);
  font-size: clamp(4.4rem, 14vw, 7.5rem);
  line-height: 0.9;
  color: var(--xy-gold);
  text-shadow: 0 0 46px rgba(212, 175, 55, 0.5), 0 0 12px rgba(255, 107, 53, 0.3);
  display: block;
}

.page-products .pp-version__note {
  font-size: 0.95rem;
  color: var(--xy-mist);
  margin-top: 0.6rem;
}

.page-products .pp-version__media {
  max-width: 260px;
  margin-inline: auto;
}

.page-products .pp-version__media img {
  border-radius: 18px;
  box-shadow: 0 0 40px rgba(212, 175, 55, 0.18);
}

.page-products .pp-changelog {
  text-align: left;
  margin-top: 1.5rem;
  border-top: 1px dashed rgba(212, 175, 55, 0.28);
  padding-top: 1.25rem;
}

.page-products .pp-changelog summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  color: var(--xy-gold);
  font-weight: 700;
  font-size: 0.95rem;
  border-bottom: 1px dashed var(--xy-gold-dark);
  padding-bottom: 0.2rem;
  transition: color 0.2s var(--xy-ease);
}

.page-products .pp-changelog summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-changelog summary::before {
  content: "+";
  font-size: 1.1rem;
  line-height: 1;
  color: var(--xy-orange);
}

.page-products .pp-changelog[open] summary::before {
  content: "−";
}

.page-products .pp-changelog__list {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
  color: var(--xy-mist);
  display: grid;
  gap: 0.5rem;
  font-size: 0.92rem;
}

.page-products .pp-changelog__list li::marker {
  color: var(--xy-gold);
}

/* 下载方式 */
.page-products .pp-download {
  padding-inline: var(--pp-gutter);
}

.page-products .pp-download__inner {
  max-width: var(--pp-wide);
  margin-inline: auto;
  background: linear-gradient(160deg, rgba(60, 42, 109, 0.5), rgba(13, 10, 20, 0.6));
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 28px;
  padding: clamp(1.75rem, 4vw, 3.5rem);
  position: relative;
  overflow: hidden;
}

.page-products .pp-download__inner::after {
  content: "";
  position: absolute;
  bottom: -6rem;
  left: -6rem;
  width: 14rem;
  height: 14rem;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.18), transparent 70%);
  border-radius: 50%;
}

.page-products .pp-download__banner {
  margin: 1.75rem 0 2rem;
  position: relative;
  z-index: 1;
}

.page-products .pp-download__banner img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: var(--xy-shadow);
}

.page-products .pp-download__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.page-products .pp-download__action {
  text-align: center;
  display: grid;
  gap: 0.85rem;
  justify-items: center;
  align-self: center;
}

.page-products .pp-download-btn {
  position: relative;
  font-family: var(--xy-sans-display);
  font-size: 1.125rem;
  padding: 1rem 2.6rem;
  border: none;
  border-radius: 10px;
  box-shadow: 0 14px 34px rgba(255, 107, 53, 0.32);
  transition: transform 0.2s var(--xy-ease), box-shadow 0.2s var(--xy-ease);
}

.page-products .pp-download-btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 42px rgba(255, 107, 53, 0.42);
}

.page-products .pp-download-btn::after {
  content: attr(data-tip);
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--xy-ink);
  color: var(--xy-cream);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  border: 1px solid rgba(212, 175, 55, 0.35);
  font-size: 0.8125rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--xy-ease), transform 0.2s var(--xy-ease);
  z-index: 4;
}

.page-products .pp-download-btn:hover::after,
.page-products .pp-download-btn:focus::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.page-products .pp-download__hint {
  font-size: 0.875rem;
  color: var(--xy-mist);
}

.page-products .pp-download__sys {
  background: rgba(13, 10, 20, 0.5);
  border: 1px solid rgba(212, 175, 55, 0.24);
  border-radius: 18px;
  padding: 1.75rem;
}

.page-products .pp-download__sys h3 {
  font-family: var(--xy-sans-display);
  font-size: 1.08rem;
  color: var(--xy-gold);
  margin: 0 0 1rem;
}

.page-products .pp-sys-list,
.page-products .pp-steps {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--xy-mist);
  font-size: 0.95rem;
  display: grid;
  gap: 0.45rem;
}

.page-products .pp-steps {
  margin-top: 1.25rem;
  border-top: 1px dashed rgba(212, 175, 55, 0.24);
  padding-top: 1rem;
  counter-reset: steps;
}

.page-products .pp-sys-list li::marker,
.page-products .pp-steps li::marker {
  color: var(--xy-orange);
}

.page-products .pp-download__help {
  position: relative;
  z-index: 1;
  margin-top: 1.75rem;
  text-align: center;
  font-size: 0.95rem;
  color: var(--xy-mist);
}

/* 功能特性 */
.page-products .pp-features {
  max-width: var(--pp-wide);
  margin-inline: auto;
  padding-inline: var(--pp-gutter);
  position: relative;
}

.page-products .pp-features__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 2rem;
}

.page-products .pp-feature-card {
  background: var(--xy-purple-soft);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 16px;
  padding: 1.75rem;
  transition: transform 0.25s var(--xy-ease), border-color 0.25s var(--xy-ease);
}

.page-products .pp-feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--xy-gold);
}

.page-products .pp-feature-card__icon {
  color: var(--xy-gold);
  margin-bottom: 1rem;
}

.page-products .pp-feature-card__icon svg {
  width: 40px;
  height: 40px;
}

.page-products .pp-feature-card h3 {
  font-family: var(--xy-sans-display);
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
  color: var(--xy-white);
}

.page-products .pp-feature-card p {
  font-size: 0.9rem;
  color: var(--xy-mist);
  margin: 0;
}

.page-products .pp-features__art {
  position: absolute;
  right: -4%;
  bottom: 1.5rem;
  width: min(440px, 60%);
  opacity: 0.16;
  pointer-events: none;
  z-index: 0;
}

/* 安全保障 */
.page-products .pp-safety {
  max-width: 1080px;
  margin-inline: auto;
  padding-inline: var(--pp-gutter);
}

.page-products .pp-safety__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-products .pp-safety__copy ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pp-safety__copy li {
  padding-left: 1.9rem;
  position: relative;
  color: var(--xy-cream);
  font-size: 0.98rem;
}

.page-products .pp-safety__copy li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--xy-gold);
  font-size: 0.85rem;
  top: 0.18rem;
}

.page-products .pp-trust {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12), rgba(255, 107, 53, 0.08));
  border-left: 4px solid var(--xy-orange);
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-size: 0.94rem;
  color: var(--xy-mist);
}

.page-products .pp-trust strong {
  color: var(--xy-white);
}

.page-products .pp-safety__cta {
  font-size: 0.94rem;
}

.page-products .pp-safety__media img {
  box-shadow: var(--xy-shadow);
  border: 1px solid rgba(212, 175, 55, 0.3);
  width: 100%;
}

@media (min-width: 820px) {
  .page-products .pp-overview__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3.5rem;
  }

  .page-products .pp-overview__media {
    justify-self: end;
  }

  .page-products .pp-overview__media img {
    max-width: 560px;
  }

  .page-products .pp-version__hero {
    flex-direction: row;
    justify-content: center;
    text-align: left;
    gap: 2.5rem;
  }

  .page-products .pp-version__badge {
    text-align: left;
  }

  .page-products .pp-version__media {
    margin-inline: 0;
    flex-shrink: 0;
  }

  .page-products .pp-download__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2.5rem;
  }

  .page-products .pp-download__action {
    align-self: center;
  }

  .page-products .pp-features__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .page-products .pp-safety__layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3rem;
  }

  .page-products .pp-safety__media {
    order: 2;
  }
}