.page-products {
  --angle: 22px;
  position: relative;
}

.page-products .section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--neon-purple);
  border: 1px solid rgba(139, 92, 246, 0.45);
  background: rgba(139, 92, 246, 0.08);
  padding: 0.5em 1.1em;
  text-transform: uppercase;
}

/* ===== 产品展示舞台 ===== */
.page-products .product-stage {
  position: relative;
  margin-top: clamp(2rem, 5vw, 4rem);
  padding: clamp(1rem, 3vw, 2.5rem);
  background: linear-gradient(160deg, rgba(18, 24, 43, 0.88), rgba(10, 14, 23, 0.96));
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .product-stage__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-products .product-stage__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.42;
  filter: saturate(0.7) contrast(1.18) brightness(0.62);
}

.page-products .product-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.06) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.page-products .product-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: repeating-linear-gradient(
    -35deg,
    rgba(139, 92, 246, 0.07) 0,
    rgba(139, 92, 246, 0.07) 1px,
    transparent 1px,
    transparent 14px
  );
  pointer-events: none;
}

.page-products .product-stage .grid-overlay {
  z-index: 1;
}

/* ===== 产品卡片 ===== */
.page-products .product-card {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  margin-bottom: clamp(1.25rem, 3vw, 2.5rem);
  background: rgba(13, 19, 34, 0.92);
  border: 1px solid rgba(31, 42, 68, 0.9);
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.8);
}

.page-products .product-card:last-child {
  margin-bottom: 0;
}

.page-products .product-card__media {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--line);
}

.page-products .product-card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .product-card__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(140deg, rgba(0, 212, 255, 0.12), transparent 42%);
  pointer-events: none;
}

.page-products .product-card--app .product-card__media::before {
  background: linear-gradient(220deg, rgba(139, 92, 246, 0.16), transparent 42%);
}

.page-products .product-card__edition,
.page-products .product-card__platform {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--neon-blue);
  background: rgba(10, 14, 23, 0.88);
  border: 1px solid rgba(0, 212, 255, 0.55);
  padding: 0.45em 0.85em;
}

.page-products .product-card__content {
  padding: clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-products .product-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .product-card__badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--neon-blue);
  padding: 0.45em 0.85em;
  border: 1px solid rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.06);
}

.page-products .sync-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--neon-green);
  padding: 0.4em 0.8em;
  border: 1px solid rgba(57, 255, 20, 0.45);
  background: rgba(57, 255, 20, 0.08);
}

.page-products .sync-chip__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.8);
  animation: pageProductsPulse 2s ease-in-out infinite;
}

.page-products .product-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  letter-spacing: 0.04em;
  line-height: 1.2;
  color: var(--text-main);
  text-transform: uppercase;
}

.page-products .product-card__desc {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .product-card__specs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem 1rem;
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .product-card__spec {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  border: 1px solid var(--line);
  background: rgba(13, 19, 34, 0.72);
}

.page-products .product-card__spec dt {
  color: var(--text-dim);
}

.page-products .product-card__spec dd {
  margin: 0;
  color: var(--neon-blue);
  font-weight: 700;
  text-align: right;
  white-space: nowrap;
}

.page-products .product-card__details {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-products .product-card__details summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--neon-blue);
  text-transform: uppercase;
  transition: color 0.25s var(--ease);
}

.page-products .product-card__details summary::-webkit-details-marker {
  display: none;
}

.page-products .product-card__details summary::after {
  content: "+";
  margin-left: 0.5em;
  color: var(--neon-purple);
  font-weight: 700;
}

.page-products .product-card__details[open] summary {
  color: var(--neon-purple);
}

.page-products .product-card__details[open] summary::after {
  content: "−";
}

.page-products .product-card__details p {
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ===== 站内索引系统 ===== */
.page-products .index-system {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(3rem, 8vw, 6rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
}

.page-products .index-system__content {
  position: relative;
  padding-left: 1.25rem;
  border-left: 3px solid var(--neon-purple);
}

.page-products .index-system__title,
.page-products .update-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.2;
  text-transform: uppercase;
  margin: 1rem 0 0;
  color: var(--text-main);
}

.page-products .index-system__lead,
.page-products .update-section__lead {
  font-family: var(--font-mono);
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0.75rem 0 0;
}

.page-products .index-system__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-products .index-system__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.1rem;
  background: rgba(18, 24, 43, 0.85);
  border: 1px solid var(--line);
  transition: border-color 0.25s var(--ease);
}

.page-products .index-system__item:hover {
  border-color: rgba(0, 212, 255, 0.5);
}

.page-products .index-system__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  line-height: 1;
  color: var(--neon-blue);
}

.page-products .index-system__text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-dim);
}

.page-products .index-system__note {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 1.1rem 0 0;
}

.page-products .index-system__link {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-blue);
  border-bottom: 1px solid rgba(0, 212, 255, 0.5);
  padding-bottom: 0.25em;
  transition: border-color 0.25s, color 0.25s;
}

.page-products .index-system__link:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
}

.page-products .index-system__figure {
  margin: 0;
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .index-system__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-products .index-system__figure figcaption {
  padding: 0.7rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

/* ===== 更新与支持 ===== */
.page-products .update-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(3rem, 8vw, 6rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
}

.page-products .update-system {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-products .update-card {
  position: relative;
  padding: 1.25rem 1.25rem 1.5rem;
  background: rgba(18, 24, 43, 0.85);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .update-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-purple), var(--neon-blue));
}

.page-products .update-card__num {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--neon-purple);
}

.page-products .update-card__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-main);
  margin: 0.5rem 0 0;
}

.page-products .update-card__text {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0.5rem 0 0;
}

.page-products .update-section__figure {
  margin: 1.5rem 0 0;
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .update-section__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-products .update-section__figure figcaption {
  padding: 0.7rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

.page-products .support-panel {
  position: relative;
  align-self: start;
  background: linear-gradient(180deg, rgba(18, 24, 43, 0.9), rgba(13, 19, 34, 1));
  border: 1px solid rgba(139, 92, 246, 0.35);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.page-products .support-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 36px;
  height: 36px;
  border-top: 3px solid var(--neon-purple);
  border-left: 3px solid var(--neon-purple);
  pointer-events: none;
}

.page-products .support-panel__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-main);
  margin: 0;
}

.page-products .support-panel__text {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin: 0.75rem 0 0;
}

.page-products .support-panel__list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}

.page-products .support-panel__row {
  display: grid;
  grid-template-columns: 4.5em 1fr;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.55;
}

.page-products .support-panel__row:first-child {
  border-top: 1px solid var(--line);
}

.page-products .support-panel__label {
  color: var(--neon-blue);
}

.page-products .support-panel__value {
  color: var(--text-main);
  word-break: break-word;
  text-align: right;
}

.page-products .support-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-products .support-panel__link {
  display: inline-block;
  padding: 0.6rem 1.05rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-main);
  background: rgba(0, 212, 255, 0.05);
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}

.page-products .support-panel__link:hover {
  border-color: var(--neon-blue);
  background: rgba(0, 212, 255, 0.12);
  color: var(--neon-blue);
}

.page-products .support-panel__note {
  margin: 1.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.7;
  color: var(--text-dim);
  border-left: 2px solid var(--neon-purple);
  padding-left: 0.75rem;
}

/* ===== 同步状态指示器动画 ===== */
@keyframes pageProductsPulse {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 12px rgba(57, 255, 20, 0.8);
  }
  50% {
    opacity: 0.5;
    box-shadow: 0 0 4px rgba(57, 255, 20, 0.3);
  }
}

/* ===== 响应式增强 ===== */
@media (min-width: 520px) {
  .page-products .product-card__specs {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .index-system__list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 760px) {
  .page-products .update-system {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-products .product-card {
    grid-template-columns: minmax(220px, 5fr) minmax(0, 7fr);
  }

  .page-products .product-card--app {
    grid-template-columns: minmax(0, 7fr) minmax(220px, 5fr);
  }

  .page-products .product-card--app .product-card__media {
    order: 2;
    border-left: 1px solid var(--line);
    border-bottom: 0;
  }

  .page-products .product-card--manual .product-card__media {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .page-products .product-card__media {
    min-height: 440px;
  }

  .page-products .product-card--manual {
    margin-right: clamp(1.5rem, 7vw, 5rem);
  }

  .page-products .product-card--app {
    margin-left: clamp(1.5rem, 7vw, 5rem);
  }
}

@media (min-width: 900px) {
  .page-products .index-system {
    grid-template-columns: minmax(0, 9fr) minmax(0, 7fr);
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-products .update-section {
    grid-template-columns: minmax(0, 10fr) minmax(280px, 5fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-products .product-card--manual .product-card__media {
    clip-path: polygon(0 0, 100% 0, calc(100% - var(--angle)) 100%, 0 100%);
  }

  .page-products .product-card--app .product-card__media {
    clip-path: polygon(var(--angle) 0, 100% 0, 100% 100%, 0 100%);
  }
}

@media (min-width: 1200px) {
  .page-products .product-card--manual {
    transform: rotate(-0.4deg);
  }

  .page-products .product-card--app {
    transform: rotate(0.4deg);
  }
}