@keyframes lyProductsFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products {
  --pg-brand-soft: #FFF1E8;
  --pg-brand-grad: linear-gradient(135deg, #F25C05 0%, #D94800 100%);
  --pg-hero-bg: linear-gradient(150deg, #FFF1E8 0%, #FFFFFF 52%, #E0F5F4 100%);
  --pg-card-radius: 24px;
  background: #FFFFFF;
  color: var(--ly-ink);
  font-family: var(--ly-font-body);
  line-height: var(--ly-line-height);
  letter-spacing: var(--ly-letter-spacing);
}

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

.page-products .media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Hero ---------- */
.products-hero {
  background: var(--pg-hero-bg);
  padding: 32px 0 44px;
  overflow: hidden;
}

.products-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.products-hero__badge {
  margin-bottom: 12px;
}

.products-hero__title {
  font-family: var(--ly-font-heading);
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.16;
  color: var(--ly-ink);
  margin: 8px 0 14px;
  letter-spacing: -0.02em;
}

.products-hero__lead {
  font-size: 1.05rem;
  color: var(--ly-ink-muted);
  max-width: 62ch;
  margin: 0;
}

.products-hero__track {
  display: none;
}

.products-hero__svg {
  width: 100%;
  height: auto;
  max-height: 240px;
}

/* ---------- 产品系列总览 ---------- */
.products-overview {
  padding-top: 28px;
}

.products-overview__head {
  text-align: left;
}

.products-overview__banner {
  aspect-ratio: 3 / 1;
  border-radius: var(--pg-card-radius);
  overflow: hidden;
  box-shadow: var(--ly-shadow-sm);
  margin: 8px 0 28px;
  background: var(--ly-gray-light);
}

.products-overview__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.products-overview__card {
  position: relative;
  padding: 24px 22px;
  border: 1px solid var(--ly-gray-muted);
  border-radius: var(--pg-card-radius);
  background: var(--ly-white);
  box-shadow: var(--ly-shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.products-overview__card:hover {
  transform: translateY(-5px);
  box-shadow: var(--ly-shadow-md);
  border-color: var(--ly-brand-light);
}

.products-overview__num {
  display: block;
  font-family: var(--ly-font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--ly-brand-light);
  margin-bottom: 10px;
}

.products-overview__card h3 {
  font-family: var(--ly-font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--ly-ink);
  margin: 0 0 8px;
}

.products-overview__card p {
  color: var(--ly-ink-muted);
  font-size: 0.95rem;
  margin: 0 0 16px;
}

/* ---------- 正式版桌面指南 ---------- */
.products-guide {
  padding-top: 8px;
}

.products-guide__card {
  display: grid;
  grid-template-columns: 1fr;
  background: linear-gradient(135deg, #FFF6F0 0%, #FFFFFF 68%);
  border: 1px solid var(--ly-gray-muted);
  border-radius: var(--pg-card-radius);
  box-shadow: var(--ly-shadow-md);
  overflow: hidden;
}

.products-guide__media {
  aspect-ratio: 16 / 10;
  min-height: 220px;
  background: var(--ly-gray-light);
}

.products-guide__body {
  padding: 26px 24px 30px;
}

.products-guide__badge {
  margin-bottom: 12px;
}

.products-guide__body h2 {
  font-family: var(--ly-font-heading);
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--ly-ink);
  margin: 0 0 12px;
}

.products-guide__lead {
  color: var(--ly-ink-muted);
  font-size: 1rem;
  margin: 0 0 18px;
}

.products-guide__features {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
}

.products-guide__features li {
  position: relative;
  padding-left: 22px;
  color: var(--ly-ink);
  font-size: 0.95rem;
}

.products-guide__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ly-brand);
}

.products-guide__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 资料下载区 ---------- */
.products-download {
  background: linear-gradient(180deg, var(--ly-teal-light) 0%, #F0FAFA 100%);
}

.products-download__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.products-download__entry {
  background: var(--ly-white);
  border-radius: var(--pg-card-radius);
  box-shadow: var(--ly-shadow-md);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.products-download__icon {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  max-width: 180px;
  margin: 0 auto;
  border: 6px solid var(--ly-teal-light);
  background: var(--ly-gray-light);
}

.products-download__entry-body {
  text-align: left;
}

.products-download__entry-body h3 {
  font-family: var(--ly-font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--ly-ink);
  margin: 0 0 10px;
}

.products-download__entry-body p {
  color: var(--ly-ink-muted);
  font-size: 0.97rem;
  margin: 0 0 16px;
}

/* ---------- 标签页 ---------- */
.products-tabs {
  background: var(--ly-white);
  border-radius: var(--pg-card-radius);
  box-shadow: var(--ly-shadow-md);
  padding: 28px 22px;
  position: relative;
}

.products-tabs__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
  margin: 0;
}

.products-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--ly-gray-light);
  transition: box-shadow .2s ease;
}

.products-tabs__label {
  cursor: pointer;
  background: var(--ly-gray-light);
  border: 1px solid var(--ly-gray-muted);
  color: var(--ly-ink-muted);
  font-weight: 600;
  font-size: 0.94rem;
  padding: 8px 18px;
  border-radius: var(--ly-radius-pill);
  transition: background .25s, color .25s, border-color .25s, transform .2s;
}

.products-tabs__label:hover {
  border-color: var(--ly-brand-light);
  color: var(--ly-brand-dark);
  transform: translateY(-1px);
}

.products-tabs__input:checked ~ .products-tabs__nav .products-tabs__label[for="tab-installer"],
.products-tabs__input:checked ~ .products-tabs__nav .products-tabs__label[for="tab-manual"],
.products-tabs__input:checked ~ .products-tabs__nav .products-tabs__label[for="tab-brand"] {
  background: var(--ly-brand);
  border-color: var(--ly-brand);
  color: var(--ly-white);
}

.products-tabs:has(.products-tabs__input:focus-visible) .products-tabs__nav {
  box-shadow: 0 0 0 3px rgba(242, 92, 5, 0.35);
  border-radius: 12px;
}

.products-tabs__panels {
  position: relative;
}

.products-tabs__panel {
  display: none;
}

.products-tabs__input:checked ~ .products-tabs__panels #panel-installer,
.products-tabs__input:checked ~ .products-tabs__panels #panel-manual,
.products-tabs__input:checked ~ .products-tabs__panels #panel-brand {
  display: block;
  animation: lyProductsFadeIn .28s ease both;
}

.products-tabs__panel p {
  color: var(--ly-ink-muted);
  font-size: 0.96rem;
  margin: 0 0 16px;
}

.products-tabs__brand-thumb {
  aspect-ratio: 3 / 2;
  border-radius: var(--ly-radius-md);
  overflow: hidden;
  margin-bottom: 14px;
  max-width: 300px;
  background: var(--ly-gray-light);
}

/* ---------- 系统要求与兼容性 ---------- */
.products-compat__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.products-compat__card {
  border-radius: var(--pg-card-radius);
  border: 1px solid var(--ly-gray-muted);
  background: var(--ly-white);
  box-shadow: var(--ly-shadow-sm);
  padding: 24px 22px;
}

.products-compat__card h3 {
  font-family: var(--ly-font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--ly-ink);
  margin: 0 0 12px;
}

.products-compat__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.products-compat__list li {
  position: relative;
  padding-left: 18px;
  color: var(--ly-ink-muted);
  font-size: 0.95rem;
}

.products-compat__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ly-teal);
  opacity: 0.7;
}

.products-compat__card p {
  color: var(--ly-ink-muted);
  font-size: 0.95rem;
  margin: 0;
}

.products-compat__banner {
  aspect-ratio: 2 / 1;
  border-radius: var(--pg-card-radius);
  overflow: hidden;
  margin-top: 24px;
  box-shadow: var(--ly-shadow-md);
  position: relative;
  background: var(--ly-gray-light);
}

.products-compat__banner::after {
  content: "Windows · macOS";
  position: absolute;
  left: 16px;
  bottom: 14px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ly-ink);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 6px 14px;
  border-radius: var(--ly-radius-pill);
}

/* ---------- 延伸入口 ---------- */
.products-extra__inner {
  text-align: center;
}

.products-extra__inner h2 {
  font-family: var(--ly-font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--ly-ink);
  margin: 0 0 8px;
}

.products-extra__desc {
  color: var(--ly-ink-muted);
  font-size: 0.98rem;
  margin: 0 0 22px;
}

.products-extra__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.products-extra__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 20px;
  border-radius: var(--pg-card-radius);
  background: var(--ly-white);
  border: 1px solid var(--ly-gray-muted);
  box-shadow: var(--ly-shadow-sm);
  text-decoration: none;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}

.products-extra__card span {
  font-weight: 700;
  color: var(--ly-ink);
  font-size: 1.05rem;
}

.products-extra__card small {
  color: var(--ly-ink-muted);
  font-size: 0.87rem;
}

.products-extra__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ly-shadow-md);
  border-color: var(--ly-brand-light);
}

/* ---------- 桌面端增强 ---------- */
@media (min-width: 768px) {
  .products-hero {
    padding: 52px 0 64px;
  }

  .products-hero__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

  .products-hero__content {
    max-width: 640px;
  }

  .products-hero__track {
    display: block;
    flex: 0 0 300px;
    max-width: 320px;
  }

  .products-overview__grid {
    gap: 24px;
  }

  .products-download__entry {
    flex-direction: row;
    align-items: center;
  }

  .products-download__icon {
    flex: 0 0 160px;
    margin: 0;
  }
}

@media (min-width: 992px) {
  .products-overview__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .products-overview__card--offset {
    transform: translateY(24px);
  }

  .products-overview__card--offset:hover {
    transform: translateY(19px);
  }

  .products-guide__card {
    grid-template-columns: 1.05fr 1fr;
    align-items: stretch;
  }

  .products-guide__media {
    min-height: 100%;
  }

  .products-guide__media img {
    object-fit: cover;
  }

  .products-guide__body {
    padding: 44px 40px 46px;
  }

  .products-guide__body h2 {
    font-size: 2.1rem;
  }

  .products-download__wrap {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 26px;
    align-items: stretch;
  }

  .products-download__entry {
    padding: 34px 32px;
    flex-direction: column;
    align-items: flex-start;
  }

  .products-download__icon {
    max-width: 200px;
    flex: 0 0 auto;
  }

  .products-tabs {
    padding: 34px 32px;
  }

  .products-compat__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .products-compat__banner {
    margin-top: 28px;
  }

  .products-extra__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
  }
}