.page-products {
  background: var(--deep-black);
  color: var(--ink-white);
  font-family: var(--body-font);
  overflow-x: hidden;
}

/* ===== 首屏 Hero ===== */
.page-products .products-hero {
  position: relative;
  padding: 2rem var(--container-pad) 3.5rem;
  background:
    radial-gradient(ellipse at 85% 15%, rgba(200, 16, 46, 0.16), transparent 52%),
    var(--deep-black);
  border-bottom: 1px solid var(--border-red);
  overflow: hidden;
}
.page-products .products-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(125deg, transparent 0 18px, rgba(212, 175, 55, 0.03) 18px 20px);
  pointer-events: none;
}
.page-products .products-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--red-gold-gradient);
}
.page-products .hero-grid {
  position: relative;
  display: grid;
  gap: 2.5rem;
  max-width: var(--container-width);
  margin-inline: auto;
}
.page-products .products-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 2.5rem;
  font-size: var(--caption-size);
  color: var(--dim-gray);
}
.page-products .products-hero .breadcrumb a {
  color: var(--champagne-gold);
  text-decoration: none;
}
.page-products .products-hero .section-index {
  color: var(--champagne-gold);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.page-products .products-hero h1 {
  font-family: var(--heading-font);
  font-weight: 900;
  font-size: clamp(1.7rem, 5.2vw, 3.1rem);
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
  max-width: 42rem;
}
.page-products .hero-lead {
  color: #b9b9c0;
  max-width: 40rem;
  margin: 0 0 1.6rem;
  font-size: 0.95rem;
}
.page-products .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.2rem;
  list-style: none;
  padding: 1.2rem 0 0;
  margin: 0;
  border-top: 1px solid rgba(212, 175, 55, 0.22);
}
.page-products .hero-stats li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}
.page-products .hero-stats strong {
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--ink-white);
  font-variant-numeric: tabular-nums;
}
.page-products .hero-stats span {
  color: var(--dim-gray);
  font-size: var(--caption-size);
}
.page-products .hero-device-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.page-products .hero-device-outline {
  position: relative;
  width: min(220px, 58vw);
  aspect-ratio: 9 / 18;
  background: linear-gradient(160deg, #17171e, #0e0e14);
  border: 2px solid rgba(200, 16, 46, 0.65);
  border-radius: 2.25rem;
  padding: 2.4rem 0.8rem 1.2rem;
  box-shadow:
    0 1.5rem 3rem rgba(0, 0, 0, 0.55),
    inset 0 0 0 1px rgba(212, 175, 55, 0.2);
  overflow: hidden;
}
.page-products .hero-device-outline::before {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 55%;
  height: 100%;
  background: linear-gradient(155deg, transparent 50%, rgba(200, 16, 46, 0.12) 50%);
  pointer-events: none;
}
.page-products .dev-camera {
  position: absolute;
  top: 0.9rem;
  left: 50%;
  transform: translateX(-50%);
  width: 3.6rem;
  height: 0.26rem;
  background: #23232c;
  border-radius: 99px;
}
.page-products .device-screen-lines {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.page-products .dev-pill {
  display: block;
  height: 0.5rem;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(200, 16, 46, 0.72), rgba(212, 175, 55, 0.28));
}
.page-products .dev-pill-wide {
  width: 100%;
}
.page-products .dev-pill-gold {
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.7), rgba(200, 16, 46, 0.3));
}
.page-products .dev-pill-short {
  width: 68%;
}
.page-products .hero-device-label {
  font-size: var(--caption-size);
  color: var(--dim-gray);
  letter-spacing: 0.16em;
}

/* ===== 主体双层布局：左侧索引 + 右侧内容 ===== */
.page-products .products-layout {
  position: relative;
  display: grid;
  gap: var(--space-md);
  max-width: var(--container-width);
  margin-inline: auto;
  padding: var(--space-lg) var(--container-pad) var(--space-xl);
}
.page-products .products-index {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.7rem 0.2rem;
  position: sticky;
  top: 5.5rem;
  z-index: 20;
  background: rgba(11, 11, 15, 0.85);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.page-products .index-caption {
  flex-shrink: 0;
  margin: 0 0.5rem 0 0;
  font-size: var(--caption-size);
  letter-spacing: 0.22em;
  color: var(--champagne-gold);
}
.page-products .index-link {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid rgba(200, 16, 46, 0.5);
  border-radius: 999px;
  color: var(--ink-white);
  text-decoration: none;
  font-size: 0.8rem;
  transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.page-products .index-link:hover,
.page-products .index-link:focus-visible {
  background: rgba(200, 16, 46, 0.22);
  border-color: var(--champagne-gold);
}
.page-products .index-num {
  color: var(--champagne-gold);
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
}
.page-products .products-content {
  display: grid;
  gap: clamp(3.2rem, 7vw, 5.5rem);
  min-width: 0;
}
.page-products .content-section {
  position: relative;
}
.page-products .section-head {
  margin-bottom: 2rem;
}
.page-products .section-head .section-index {
  color: var(--champagne-gold);
  font-size: var(--caption-size);
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}
.page-products .section-head h2 {
  font-family: var(--heading-font);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  line-height: 1.32;
  margin: 0 0 0.9rem;
  position: relative;
  padding-bottom: 0.75rem;
}
.page-products .section-head h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(2.5rem, 6vw, 4.5rem);
  height: 3px;
  background: var(--red-gold-gradient);
  border-radius: 2px;
}
.page-products .section-note {
  color: var(--dim-gray);
  font-size: 0.94rem;
  max-width: 34rem;
  margin: 0;
}

/* ===== 适配设备区 ===== */
.page-products .device-grid {
  display: grid;
  gap: 2rem;
}
.page-products .device-visual {
  position: relative;
  overflow: hidden;
  background: var(--soft-black);
  border: 2px solid rgba(200, 16, 46, 0.4);
  border-radius: 1rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1rem), calc(100% - 1rem) 100%, 0 100%);
}
.page-products .device-img,
.page-products .user-img,
.page-products .screen-img,
.page-products .matrix-img,
.page-products .cross-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .img-caption {
  margin: 0;
  padding: 0.7rem 1rem;
  font-size: var(--caption-size);
  color: var(--dim-gray);
  background: rgba(22, 22, 28, 0.96);
  border-top: 1px solid rgba(212, 175, 55, 0.25);
}
.page-products .device-info h3 {
  color: var(--champagne-gold);
  font-size: 1rem;
  letter-spacing: 0.04em;
  margin: 2rem 0 0.8rem;
  padding-left: 0.9rem;
  position: relative;
}
.page-products .device-info h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 0.3rem;
  height: 1.05em;
  background: var(--red-gold-gradient);
  border-radius: 2px;
}
.page-products .device-list,
.page-products .browser-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .device-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.72rem 0.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.page-products .dev-name {
  font-weight: 500;
  color: var(--ink-white);
}
.page-products .dev-param {
  color: var(--dim-gray);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.page-products .browser-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.2rem;
  color: #b9b9c0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.page-products .browser-list li::before {
  content: "";
  flex-shrink: 0;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--champagne-gold);
  transform: rotate(45deg);
}
.page-products .device-version-panel {
  margin-top: 1.8rem;
  overflow: hidden;
  background: rgba(22, 22, 28, 0.72);
  border: 1px solid rgba(200, 16, 46, 0.35);
  border-radius: 0.5rem;
}
.page-products .device-collapse-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background: transparent;
  border: none;
  color: var(--ink-white);
  font-family: var(--heading-font);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
}
.page-products .collapse-mark {
  color: var(--champagne-gold);
  font-size: 1.25rem;
  line-height: 1;
}
.page-products .device-version-detail {
  padding: 0 1rem 1rem;
  color: var(--dim-gray);
  font-size: 0.85rem;
}
.page-products .device-collapse-btn[data-collapsed] ~ .device-version-detail {
  display: none;
}

/* ===== 大屏板块区 ===== */
.page-products .screen-section {
  padding: 2.4rem var(--container-pad);
  margin-inline: calc(-1 * var(--container-pad));
  background:
    radial-gradient(ellipse at 90% 10%, rgba(200, 16, 46, 0.14), transparent 55%),
    linear-gradient(150deg, var(--soft-black) 0%, var(--deep-black) 100%);
  border-top: 1px solid var(--border-red);
  border-bottom: 1px solid var(--border-red);
}
.page-products .split-head {
  display: grid;
  gap: 1rem;
}
.page-products .screen-img-wrap {
  display: block;
  margin-bottom: 2rem;
  overflow: hidden;
  background: var(--soft-black);
  border: 2px solid rgba(212, 175, 55, 0.32);
  border-radius: 1rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.75rem), calc(100% - 0.75rem) 100%, 0 100%);
}
.page-products .screen-cards {
  display: grid;
  gap: 1.25rem;
}
.page-products .screen-tip {
  padding: 1.5rem;
  background: rgba(22, 22, 28, 0.78);
  border: 1px solid rgba(200, 16, 46, 0.42);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.75rem), calc(100% - 0.75rem) 100%, 0 100%);
}
.page-products .screen-tip h3 {
  color: var(--champagne-gold);
  font-size: 1rem;
  margin: 0 0 0.75rem;
}
.page-products .screen-tip p,
.page-products .screen-tip ul {
  color: #b9b9c0;
  font-size: 0.9rem;
  margin: 0;
}
.page-products .filter-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}
.page-products .filter-list li {
  position: relative;
  padding-left: 1.2rem;
}
.page-products .filter-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--lafei-red);
  transform: rotate(45deg);
}
.page-products .filter-list a {
  color: #e6e2d8;
  text-decoration-color: rgba(212, 175, 55, 0.55);
  text-underline-offset: 0.2rem;
}
.page-products .filter-list a:hover {
  color: var(--champagne-gold);
}

/* ===== 个人中心区 ===== */
.page-products .user-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}
.page-products .user-visual {
  overflow: hidden;
  background: var(--soft-black);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 1rem;
  clip-path: polygon(0.75rem 0, 100% 0, 100% calc(100% - 0.75rem), calc(100% - 0.75rem) 100%, 0 100%, 0 0.75rem);
}
.page-products .user-copy .user-lead {
  color: #b9b9c0;
  margin: 0 0 1.5rem;
}
.page-products .user-copy h3 {
  color: var(--champagne-gold);
  font-size: 1rem;
  margin: 2rem 0 0.8rem;
  padding-left: 0.9rem;
  position: relative;
}
.page-products .user-copy h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25rem;
  width: 0.3rem;
  height: 1.05em;
  background: var(--red-gold-gradient);
  border-radius: 2px;
}
.page-products .record-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: grid;
  gap: 0.6rem;
}
.page-products .record-list li {
  position: relative;
  padding-left: 1.4rem;
  color: #c8c8d0;
}
.page-products .record-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--lafei-red);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.18);
  transform: rotate(45deg);
}
.page-products .user-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ===== 功能矩阵区 ===== */
.page-products .matrix-section {
  border-top: 1px solid var(--border-red);
  padding-top: 2.2rem;
}
.page-products .matrix-canvas {
  display: grid;
  gap: 1.5rem;
}
.page-products .matrix-img {
  max-height: 22rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(200, 16, 46, 0.35);
}
.page-products .matrix-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: rgba(22, 22, 28, 0.72);
  border: 1px solid rgba(200, 16, 46, 0.35);
  border-radius: 0.5rem;
}
.page-products .matrix-table-wrap .table-spec {
  width: 100%;
  min-width: 42rem;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.page-products .matrix-table-wrap .table-spec caption {
  caption-side: top;
  text-align: left;
  padding: 0.8rem 1rem;
  color: var(--champagne-gold);
  font-size: var(--caption-size);
  background: rgba(11, 11, 15, 0.85);
}
.page-products .matrix-table-wrap .table-spec th {
  padding: 0.8rem 1rem;
  background: rgba(200, 16, 46, 0.14);
  color: var(--ink-white);
  text-align: left;
  font-weight: 700;
  white-space: nowrap;
  border-bottom: 2px solid var(--champagne-gold);
}
.page-products .matrix-table-wrap .table-spec td {
  padding: 0.75rem 1rem;
  color: #c5c5cd;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.page-products .matrix-table-wrap .table-spec tbody tr:hover td {
  background: rgba(200, 16, 46, 0.12);
  color: var(--ink-white);
}

/* ===== 跨设备收尾区 ===== */
.page-products .cross-section {
  border-top: 1px solid var(--border-red);
  padding-top: 2.2rem;
}
.page-products .cross-inner {
  display: grid;
  gap: 2rem;
}
.page-products .cross-copy h2 {
  font-family: var(--heading-font);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--ink-white);
  margin: 0 0 1rem;
}
.page-products .cross-copy p {
  color: #b9b9c0;
  margin: 0 0 1.5rem;
}
.page-products .cross-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.page-products .cross-section::before {
  content: "";
  display: block;
  height: 3px;
  margin-bottom: 2rem;
  background: var(--red-gold-gradient);
  clip-path: polygon(0 0, calc(100% - 2rem) 0, 100% 100%, 0 100%);
}
.page-products .cross-visual {
  overflow: hidden;
  background: var(--soft-black);
  border: 1px solid rgba(212, 175, 55, 0.28);
  border-radius: 1rem;
}

/* ===== 桌面增强 ===== */
@media (min-width: 64rem) {
  .page-products .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: 3.5rem;
  }
  .page-products .hero-device-outline {
    width: min(240px, 26vw);
  }
  .page-products .products-layout {
    grid-template-columns: minmax(0, 16rem) minmax(0, 1fr);
    gap: var(--space-xl);
    align-items: start;
  }
  .page-products .products-index {
    flex-direction: column;
    align-items: stretch;
    position: sticky;
    top: 8.5rem;
    padding: 1.5rem 1rem;
    gap: 0.6rem;
    background: rgba(22, 22, 28, 0.9);
    border: 1px solid rgba(200, 16, 46, 0.25);
    border-radius: 0.75rem;
    clip-path: polygon(0 0, calc(100% - 0.75rem) 0, 100% 0.75rem, 100% 100%, 0.75rem 100%, 0 calc(100% - 0.75rem));
  }
  .page-products .index-caption {
    margin: 0 0 0.75rem;
  }
  .page-products .index-link {
    border: none;
    border-radius: 0;
    border-left: 3px solid rgba(200, 16, 46, 0.65);
    padding: 0.55rem 0.8rem;
    background: linear-gradient(90deg, rgba(200, 16, 46, 0.14), transparent 62%);
  }
  .page-products .index-link:hover,
  .page-products .index-link:focus-visible {
    border-left-color: var(--champagne-gold);
    background: linear-gradient(90deg, rgba(200, 16, 46, 0.3), transparent 62%);
  }
  .page-products .device-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: start;
  }
  .page-products .screen-section {
    margin-inline: 0;
    padding: 3rem 2rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(200, 16, 46, 0.35);
  }
  .page-products .split-head {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: end;
    gap: 2rem;
  }
  .page-products .split-head .section-note {
    margin-bottom: 0.35rem;
  }
  .page-products .screen-cards {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
  }
  .page-products .screen-img {
    max-height: 30rem;
  }
  .page-products .user-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 3rem;
  }
  .page-products .matrix-canvas {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    align-items: start;
    gap: 2rem;
  }
  .page-products .matrix-img {
    max-height: none;
    height: 100%;
    min-height: 24rem;
  }
  .page-products .cross-inner {
    grid-template-columns: 1fr 1.15fr;
    align-items: center;
    gap: 3rem;
  }
  .page-products .cross-copy h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation: none !important;
    transition: none !important;
  }
}