.page-products {
  --page-gutter: 1.25rem;
  --local-bg: var(--color-bg);
  --local-surface: var(--color-bg-secondary);
  --local-accent: var(--color-accent);
  --local-accent-alt: var(--color-accent-alt);
  --local-neutral: var(--color-neutral);
  --local-text: var(--color-text);

  position: relative;
  z-index: 0;
  background: var(--local-bg);
  color: var(--local-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-products a {
  color: var(--local-accent-alt);
  text-decoration: none;
}

.page-products h1,
.page-products h2,
.page-products h3,
.page-products h4 {
  font-family: var(--font-headline);
  line-height: 1.12;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.page-products .mono-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--local-neutral);
  text-transform: uppercase;
}

.page-products .breadcrumb {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem var(--page-gutter) 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--local-neutral);
}

.page-products .breadcrumb a {
  color: var(--local-accent-alt);
}

.page-products .section-heading {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.page-products .section-heading::after {
  content: "";
  flex: 1;
  min-width: 2rem;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 107, 53, 0.65), transparent);
}

.page-products .section-index {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--local-accent-alt);
  white-space: nowrap;
}

.page-products .section-heading h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin: 0;
}

.page-products .section-description {
  max-width: 46rem;
  color: var(--local-neutral);
  margin: 0 0 2.25rem;
}

/* Hero */
.page-products .products-hero {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5.5rem) var(--page-gutter) 3rem;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 66%;
  height: 110%;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.14), rgba(57, 255, 20, 0.05));
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--local-accent-alt), transparent 75%);
  pointer-events: none;
}

.page-products .products-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
}

.page-products .products-hero__content {
  max-width: 52rem;
}

.page-products .products-hero__kicker {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--local-accent-alt);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-products .products-hero h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 0.95;
  margin: 0 0 1.25rem;
  max-width: 12em;
}

.page-products .products-hero h1::after {
  content: "";
  display: block;
  width: 4.5rem;
  height: 0.35rem;
  background: var(--local-accent);
  margin-top: 1rem;
}

.page-products .products-hero__lead {
  max-width: 42rem;
  color: var(--local-neutral);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}

.page-products .products-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 1.5rem;
  border-top: 1px solid rgba(138, 155, 168, 0.25);
  border-bottom: 1px solid rgba(138, 155, 168, 0.25);
  padding: 1.25rem 0;
  margin-bottom: 1.75rem;
}

.page-products .hero-stat {
  display: flex;
  flex-direction: column;
}

.page-products .hero-stat strong {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1;
  color: var(--local-text);
}

.page-products .hero-stat strong em {
  font-style: normal;
  color: var(--local-accent);
  font-size: 0.9em;
}

.page-products .hero-stat span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--local-neutral);
  margin-top: 0.35rem;
}

.page-products .products-hero__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.page-products .products-hero__link {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--local-accent-alt);
}

.page-products .products-hero__visual {
  display: none;
  position: relative;
  min-height: 28rem;
  background:
    linear-gradient(rgba(57, 255, 20, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.08) 1px, transparent 1px);
  background-size: 26px 26px;
  clip-path: polygon(14% 0, 100% 0, 84% 100%, 0 100%);
}

.page-products .products-hero__visual::before {
  content: "";
  position: absolute;
  inset: 1.5rem;
  border: 1px solid rgba(57, 255, 20, 0.35);
  clip-path: polygon(0 0, 82% 0, 100% 24%, 100% 100%, 0 100%);
}

.page-products .products-hero__visual-num {
  position: absolute;
  right: 1.5rem;
  bottom: 0.75rem;
  font-family: var(--font-mono);
  font-size: clamp(4rem, 10vw, 7rem);
  line-height: 1;
  color: rgba(255, 107, 53, 0.18);
  font-weight: 700;
}

/* 会员权益总览 */
.page-products .benefit-section {
  background: rgba(16, 42, 76, 0.42);
  padding: clamp(3rem, 8vw, 5rem) var(--page-gutter);
}

.page-products .benefit-section__grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

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

.page-products .benefit-item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: rgba(11, 27, 58, 0.55);
  border-left: 3px solid var(--local-accent);
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-products .benefit-item:hover,
.page-products .benefit-item:focus-within {
  background: rgba(16, 42, 76, 0.9);
  transform: translateX(4px);
}

.page-products .benefit-item:nth-child(1) {
  border-left-color: var(--color-accent);
}

.page-products .benefit-item:nth-child(2) {
  border-left-color: var(--color-accent-alt);
}

.page-products .benefit-item:nth-child(3) {
  border-left-color: var(--color-muted);
}

.page-products .benefit-item:nth-child(4) {
  border-left-color: var(--color-terra);
}

.page-products .benefit-item__code {
  font-family: var(--font-mono);
  color: var(--local-accent-alt);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-products .benefit-item__body h3 {
  font-size: 1.1rem;
  margin: 0 0 0.3rem;
}

.page-products .benefit-item__body p {
  margin: 0;
  color: var(--local-neutral);
  font-size: 0.9375rem;
}

/* 资源下载 */
.page-products .download-section {
  position: relative;
  padding: clamp(3rem, 8vw, 5rem) var(--page-gutter);
}

.page-products .download-section::before {
  content: "";
  position: absolute;
  right: 0;
  top: 3rem;
  width: 42%;
  height: 60%;
  background: linear-gradient(215deg, rgba(57, 255, 20, 0.08), transparent);
  clip-path: polygon(12% 0, 100% 0, 88% 100%, 0 100%);
  pointer-events: none;
}

.page-products .download-section__layout {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
  position: relative;
  z-index: 1;
}

.page-products .download-section__media {
  align-self: end;
}

.page-products .download-catalog {
  display: flex;
  flex-direction: column;
  background: rgba(16, 42, 76, 0.55);
  padding: 1.5rem;
}

.page-products .download-catalog__bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--local-accent-alt);
  border-bottom: 1px solid rgba(138, 155, 168, 0.22);
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
}

.page-products .download-catalog__count {
  color: var(--local-accent);
}

.page-products .download-catalog__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .download-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem 1rem;
  align-items: center;
  padding: 1rem 0.5rem;
  border-bottom: 1px dashed rgba(138, 155, 168, 0.2);
}

.page-products .download-item__info {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.75rem;
}

.page-products .download-item__num {
  font-family: var(--font-mono);
  color: var(--local-accent);
}

.page-products .download-item h3 {
  font-size: 1rem;
  margin: 0 0 0.2rem;
}

.page-products .download-item p {
  margin: 0;
  color: var(--local-neutral);
  font-size: 0.875rem;
}

.page-products .download-item__meta {
  display: flex;
  justify-content: flex-end;
  font-size: 0.75rem;
  color: var(--local-neutral);
}

.page-products .download-item__link {
  grid-column: 1 / -1;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--local-accent-alt);
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
}

.page-products .download-item__link:hover,
.page-products .download-item__link:focus-visible {
  border-bottom-color: var(--local-accent-alt);
  outline: none;
}

.page-products .download-item__hint {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: opacity 0.2s ease, max-height 0.2s ease;
  color: var(--local-accent);
  font-size: 0.75rem;
}

.page-products .download-item:hover .download-item__hint,
.page-products .download-item:focus-within .download-item__hint {
  opacity: 1;
  max-height: 2em;
}

/* 资料库 */
.page-products .library-section {
  background: rgba(16, 42, 76, 0.5);
  padding: clamp(3rem, 8vw, 5rem) var(--page-gutter);
}

.page-products .library-section__layout {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.page-products .library-filter h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.page-products .library-filter__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .library-filter__list li + li {
  border-top: 1px solid rgba(138, 155, 168, 0.18);
}

.page-products .library-filter__list a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 0.5rem;
  color: var(--local-text);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: background 0.2s ease, padding-left 0.2s ease;
}

.page-products .library-filter__list a span:first-child {
  font-family: var(--font-mono);
  color: var(--local-accent-alt);
  font-size: 0.75rem;
}

.page-products .library-filter__list a .library-filter__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--local-neutral);
}

.page-products .library-filter__list a:hover,
.page-products .library-filter__list a:focus-visible {
  background: rgba(255, 107, 53, 0.12);
  padding-left: 1rem;
  outline: none;
}

.page-products .library-categories {
  display: grid;
  gap: 0.75rem;
  margin-top: 2rem;
}

.page-products .library-category {
  background: rgba(11, 27, 58, 0.55);
  padding: 1rem 1.1rem;
  border-top: 2px solid var(--local-accent);
}

.page-products .library-category:nth-child(1) {
  border-top-color: var(--color-accent);
}

.page-products .library-category:nth-child(2) {
  border-top-color: var(--color-accent-alt);
}

.page-products .library-category:nth-child(3) {
  border-top-color: var(--color-muted);
}

.page-products .library-category:nth-child(4) {
  border-top-color: var(--color-terra);
}

.page-products .library-category:nth-child(5) {
  border-top-color: var(--color-accent);
}

.page-products .library-category h4 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  margin: 0 0 0.35rem;
  color: var(--local-accent-alt);
}

.page-products .library-category p {
  margin: 0;
  color: var(--local-neutral);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* 服务范围说明 */
.page-products .coverage-section {
  padding: clamp(3rem, 8vw, 5rem) var(--page-gutter);
}

.page-products .coverage-section__layout {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

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

.page-products .coverage-points li {
  border-left: 2px solid var(--local-accent);
  padding: 0.5rem 0 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--local-neutral);
}

.page-products .coverage-points li span {
  display: block;
  font-family: var(--font-headline);
  font-size: 1.8rem;
  color: var(--local-text);
}

.page-products .coverage-section__copy .btn-primary {
  margin-top: 0.5rem;
}

/* 平台功能特性 */
.page-products .capability-section {
  background: linear-gradient(180deg, transparent, rgba(16, 42, 76, 0.65) 30%);
  padding: clamp(3rem, 8vw, 5rem) var(--page-gutter) 4rem;
}

.page-products .capability-section__media {
  margin: 2rem 0 2.5rem;
}

.page-products .capability-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .capability-list li {
  background: rgba(16, 42, 76, 0.45);
  padding: 1.25rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-products .capability-list li:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
}

.page-products .capability-list__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.page-products .capability-list li:nth-child(1) .capability-list__icon {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-products .capability-list li:nth-child(2) .capability-list__icon {
  border-color: var(--color-accent-alt);
  color: var(--color-accent-alt);
}

.page-products .capability-list li:nth-child(3) .capability-list__icon {
  border-color: var(--color-terra);
  color: var(--color-terra);
}

.page-products .capability-list li:nth-child(4) .capability-list__icon {
  border-color: var(--color-muted);
  color: var(--color-muted);
}

.page-products .capability-list li:nth-child(5) .capability-list__icon {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-products .capability-list h3 {
  font-size: 1rem;
  margin: 0 0 0.35rem;
}

.page-products .capability-list p {
  margin: 0;
  color: var(--local-neutral);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* 图片面板 */
.page-products figure.media-panel {
  margin: 0;
  position: relative;
  overflow: hidden;
}

.page-products .media-panel img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-panel figcaption {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--local-neutral);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .products-hero__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .coverage-points {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .library-categories {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .capability-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .page-products .benefit-section__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

  .page-products .library-section__layout {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .products-hero__inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 3rem;
  }

  .page-products .products-hero__visual {
    display: block;
  }

  .page-products .download-section__layout {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: stretch;
  }

  .page-products .coverage-section__layout {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-products .library-categories {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-products .capability-list {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-products .benefit-section,
  .page-products .download-section,
  .page-products .library-section,
  .page-products .coverage-section,
  .page-products .capability-section {
    padding-inline: max(var(--page-gutter), calc((100vw - var(--container-max)) / 2));
  }
}