.page-products {
  --products-orange-glow: rgba(255, 92, 0, 0.16);
  --products-neon-glow: rgba(0, 255, 163, 0.14);
  position: relative;
}

/* ===== 页头 ===== */
.page-products .products-hero {
  position: relative;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 42%;
  height: 46%;
  background: linear-gradient(135deg, var(--products-neon-glow), var(--products-orange-glow));
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero__grid {
  display: grid;
  gap: 2rem;
  padding-top: 1.5rem;
  position: relative;
  z-index: 1;
}

.page-products .products-hero__copy {
  position: relative;
}

.page-products .products-hero__copy::before {
  content: "";
  display: block;
  width: 56px;
  height: 6px;
  background: linear-gradient(90deg, var(--color-orange), var(--color-neon));
  margin-bottom: 1.5rem;
}

.page-products .products-hero__copy .page-heading {
  margin-bottom: 1rem;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.08;
  color: var(--color-white);
  letter-spacing: 0.01em;
}

.page-products .products-hero__copy .page-heading-sub {
  color: var(--color-muted);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 52ch;
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.page-products .products-hero__side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 1.1rem;
  position: relative;
  padding: 2rem;
  background:
    linear-gradient(135deg, var(--products-neon-glow), var(--products-orange-glow)),
    var(--color-card);
  border: 1px solid var(--color-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-products .products-hero__version-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-products .products-hero__version-card .stat-value {
  font-size: 2.6rem;
  line-height: 1;
}

.page-products .products-hero__version-card .stat-label {
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* ===== 应用总览 ===== */
.page-products .overview-grid {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.page-products .overview-visual {
  display: flex;
  justify-content: center;
}

.page-products .overview-visual .media-frame--portrait {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 2 / 3;
  overflow: hidden;
}

.page-products .overview-visual .media-frame--portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.page-products .overview-panel {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  overflow: hidden;
}

.page-products .overview-panel::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, transparent 50%, var(--products-orange-glow) 50%);
  pointer-events: none;
}

.page-products .overview-panel h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.page-products .overview-panel > p {
  color: var(--color-muted);
  font-size: 0.96rem;
  line-height: 1.7;
  max-width: 55ch;
}

.page-products .overview-points {
  list-style: none;
  margin: 1.5rem 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-products .overview-points li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.page-products .overview-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--color-orange);
  transform: rotate(45deg);
}

.page-products .overview-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

/* ===== 功能特性 ===== */
.page-products .features-section {
  position: relative;
}

.page-products .features-banner {
  margin: 0 0 2.5rem;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.page-products .features-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-products .feature-card {
  position: relative;
  overflow: hidden;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-products .feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 45%, var(--products-orange-glow) 100%);
  transform: translateX(-100%);
  transition: transform 0.45s ease;
  pointer-events: none;
}

.page-products .feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  border-color: var(--color-orange);
}

.page-products .feature-card:hover::after {
  transform: translateX(0);
}

.page-products .feature-card:focus-within {
  outline: 2px solid var(--color-neon);
  outline-offset: 2px;
}

.page-products .feature-card__content {
  position: relative;
  z-index: 1;
}

.page-products .feature-card__num {
  display: block;
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--color-neon);
  letter-spacing: 0.12em;
  margin-bottom: 0.6rem;
}

.page-products .feature-card__content h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-white);
  margin-bottom: 0.6rem;
}

.page-products .feature-card__content p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 0.9rem;
}

.page-products .feature-card__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .feature-card__tags li {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--color-orange);
  border: 1px solid var(--color-line);
  padding: 0.3rem 0.65rem;
}

.page-products .feature-card__media {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--color-line);
  padding-top: 1rem;
}

.page-products .feature-card__media img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

@media (hover: hover) {
  .page-products .feature-card__tags {
    opacity: 0;
    transform: translateY(8px);
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.35s ease, transform 0.35s ease, max-height 0.35s ease;
  }

  .page-products .feature-card:hover .feature-card__tags,
  .page-products .feature-card:focus-within .feature-card__tags {
    opacity: 1;
    transform: translateY(0);
    max-height: 140px;
  }
}

/* ===== 版本更新历史 ===== */
.page-products .version-layout {
  display: grid;
  gap: 2.5rem;
}

.page-products .version-timeline {
  position: relative;
  padding-left: 1.5rem;
  border-left: 1px solid var(--color-line);
}

.page-products .version-node {
  position: relative;
  margin-bottom: 1.5rem;
}

.page-products .version-node::before {
  content: "";
  position: absolute;
  left: calc(-1.5rem - 5px);
  top: 1.3rem;
  width: 10px;
  height: 10px;
  background: var(--color-card);
  border: 2px solid var(--color-orange);
  transform: rotate(45deg);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-products .version-node[open]::before {
  background: var(--color-neon);
  border-color: var(--color-neon);
}

.page-products .version-node summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-white);
  padding: 0.5rem 0;
}

.page-products .version-node summary::-webkit-details-marker {
  display: none;
}

.page-products .version-node summary::after {
  content: "+";
  font-family: var(--font-data);
  font-size: 1.1rem;
  color: var(--color-orange);
  margin-left: auto;
}

.page-products .version-node[open] summary::after {
  content: "−";
  color: var(--color-neon);
}

.page-products .version-node__badge {
  font-family: var(--font-data);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink);
  background: var(--color-neon);
  padding: 0.2rem 0.6rem;
}

.page-products .version-node__body {
  margin-top: 0.5rem;
  max-width: 58ch;
}

.page-products .version-node__body p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.page-products .version-visual {
  margin: 0;
}

.page-products .version-visual img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
}

/* ===== 下载方式 ===== */
.page-products .download-layout {
  display: grid;
  gap: 2rem;
}

.page-products .download-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
  text-align: center;
  background: var(--color-card);
  border: 1px solid var(--color-line);
}

.page-products .download-qr__svg {
  width: 180px;
  height: 180px;
  background: #ffffff;
  padding: 12px;
  transition: transform 0.3s ease;
}

.page-products .download-qr:hover .download-qr__svg,
.page-products .download-qr:focus-within .download-qr__svg {
  transform: scale(1.06);
}

.page-products .download-qr__caption {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-white);
}

.page-products .download-qr__note {
  font-size: 0.82rem;
  color: var(--color-muted);
  max-width: 26ch;
}

.page-products .download-panel {
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .download-panel h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.page-products .download-channels {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-products .download-channels li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--color-white);
  font-size: 0.98rem;
  line-height: 1.55;
}

.page-products .download-channels li::before {
  content: "➜";
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-family: var(--font-data);
}

.page-products .download-help {
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  border-top: 1px solid var(--color-line);
  padding-top: 1rem;
}

.page-products .download-help a {
  color: var(--color-neon);
  text-decoration: none;
}

.page-products .download-help a:hover {
  color: var(--color-orange);
}

/* ===== 桌面端布局 ===== */
@media (min-width: 768px) {
  .page-products .products-hero__grid {
    grid-template-columns: 1.4fr 0.6fr;
    align-items: center;
    gap: 3rem;
  }

  .page-products .products-hero__side {
    padding: 2.5rem 2rem;
  }

  .page-products .overview-grid {
    grid-template-columns: 360px 1fr;
    gap: 3rem;
  }

  .page-products .features-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 1.75rem;
  }

  .page-products .feature-card--small {
    grid-column: span 2;
  }

  .page-products .feature-card--wide {
    grid-column: span 4;
  }

  .page-products .feature-card--half {
    grid-column: span 3;
  }

  .page-products .feature-card--wide {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    gap: 1.5rem;
  }

  .page-products .feature-card--wide .feature-card__media {
    border-top: none;
    border-left: 1px solid var(--color-line);
    padding-top: 0;
    padding-left: 1rem;
  }

  .page-products .feature-card--wide .feature-card__media img {
    height: 320px;
  }

  .page-products .version-layout {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
    gap: 3rem;
  }

  .page-products .version-visual img {
    height: 460px;
  }

  .page-products .download-layout {
    grid-template-columns: 300px 1fr;
    gap: 2.5rem;
    align-items: stretch;
  }
}

@media (min-width: 1200px) {
  .page-products .overview-grid {
    grid-template-columns: 380px 1fr;
    gap: 4rem;
  }

  .page-products .overview-panel {
    padding: 2.5rem;
  }

  .page-products .features-grid {
    gap: 2rem;
  }

  .page-products .version-layout {
    grid-template-columns: 1.3fr 0.7fr;
  }
}