/* ===== 应用中心 / products 页面专属样式 ===== */
.page-products {
  --local-navy-light: #16305f;
  --local-gold-soft: rgba(212, 175, 55, 0.18);
  --local-red-deep: #8B0000;
  background: var(--color-bg);
  color: var(--color-text);
}

/* 面包屑 */
.page-products__crumb {
  padding: 1.05rem 5vw 0;
}
.page-products__crumb ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.page-products__crumb a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}
.page-products__crumb a:hover {
  color: var(--color-navy);
}
.page-products__crumb li + li::before {
  content: "→";
  color: var(--color-gold);
  margin: 0 0.2rem;
}

/* ===== Hero ===== */
.page-products__hero {
  position: relative;
  display: grid;
  gap: 2rem;
  align-items: end;
  padding: 2.75rem 5vw 3.5rem;
  margin-top: 1rem;
  background: linear-gradient(135deg, transparent 44%, rgba(212, 175, 55, 0.09) 48%, transparent 49%), var(--color-navy);
  color: var(--color-text-invert);
  overflow: hidden;
}
.page-products__hero::before {
  content: "";
  position: absolute;
  top: -45%;
  right: -12%;
  width: 72%;
  height: 150%;
  background: radial-gradient(circle at center, rgba(212, 175, 55, 0.14) 0%, transparent 66%);
  pointer-events: none;
}
.page-products__hero::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -6rem;
  width: 18rem;
  height: 18rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  pointer-events: none;
}
.page-products__hero-copy {
  position: relative;
  z-index: 1;
}
.page-products__hero-index {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
}
.page-products__hero-index .eyebrow {
  color: var(--color-gold-bright);
}
.page-products__hero-index .mono-label {
  color: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.2rem 0.6rem;
}
.page-products__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.9rem, 5vw, 3.5rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin: 0 0 1.2rem;
  text-wrap: balance;
}
.page-products__lead {
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
  margin: 0 0 1.6rem;
}
.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products__hero-panel {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, 0.07);
  border-left: 3px solid var(--color-gold);
  padding: 1.4rem 1.2rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}
.page-products__hero-panel > .mono-label {
  color: var(--color-gold-bright);
  display: inline-block;
  margin-bottom: 0.85rem;
  letter-spacing: 0.1em;
}
.page-products__hero-tags {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-products__hero-tags .index-key {
  color: var(--color-text-invert);
  background: rgba(212, 175, 55, 0.14);
  border: 1px solid rgba(212, 175, 55, 0.35);
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  transition: background 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}
.page-products__hero-tags .index-key:hover {
  background: var(--color-gold);
  color: var(--color-navy-deep);
  border-color: var(--color-gold);
}
.page-products__hero-note {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}
.page-products__hero-more {
  color: var(--color-gold-bright);
  text-decoration: none;
  font-size: 0.82rem;
  transition: color 0.2s var(--ease-out);
}
.page-products__hero-more:hover {
  color: var(--color-gold);
}

/* ===== 通用章节标题 ===== */
.page-products__section-head {
  margin-bottom: 2.2rem;
}
.page-products__section-head .eyebrow {
  color: var(--color-red);
}
.page-products__section-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.3;
  color: var(--color-navy);
  margin: 0.2rem 0 0.5rem;
}
.page-products__section-desc {
  max-width: 60ch;
  line-height: 1.7;
  color: #4a5568;
  margin: 0;
}

/* ===== 平台版本卡片 ===== */
.page-products__platform {
  padding: 3.5rem 5vw 4rem;
}
.page-products__stack {
  display: grid;
  gap: 2.5rem;
}
.page-products__card {
  position: relative;
  display: grid;
  gap: 0;
  background: #ffffff;
  border: 1px solid #e8ecf1;
  overflow: hidden;
}
.page-products__card--ios {
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.page-products__card--android {
  clip-path: polygon(22px 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}
.page-products__card--tablet {
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}
.page-products__card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-gold-bright) 30%, transparent 100%);
}
.page-products__card-media {
  position: relative;
  min-height: 0;
  background: var(--color-navy-deep);
}
.page-products__card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-products__card--ios .page-products__card-media {
  aspect-ratio: 9 / 16;
  max-height: 26rem;
}
.page-products__card--tablet .page-products__card-media {
  aspect-ratio: 16 / 9;
}
.page-products__card-body {
  padding: 1.25rem 1.35rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.page-products__card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
}
.page-products__card-meta .mono-label {
  color: var(--color-gold);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}
.page-products__card-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-navy);
  margin: 0 0 0.6rem;
}
.page-products__card-lead {
  font-size: 0.92rem;
  line-height: 1.7;
  color: #4a5568;
  margin: 0 0 1rem;
}
.page-products__feature-list {
  list-style: none;
  margin: 0 0 1.3rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}
.page-products__feature-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #2d3748;
}
.page-products__feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 0.5rem;
  height: 0.14rem;
  background: var(--color-gold);
  transform: skewX(-28deg);
}

.page-products__card-device {
  display: none;
  width: 180px;
  height: 380px;
  border: 2px solid var(--color-navy);
  border-radius: 26px;
  position: relative;
  align-self: center;
  justify-self: center;
  margin: 1rem 0;
}
.page-products__card-device::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 6px;
  background: var(--color-navy-deep);
  border-radius: 3px;
}
.page-products__card-device::after {
  content: "";
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 34px;
  height: 4px;
  border-radius: 2px;
  background: var(--color-gold);
}

/* ===== 功能特性对比 ===== */
.page-products__compare {
  padding: 3.5rem 5vw 4rem;
  background: var(--color-bg-alt);
}
.page-products__compare-intro {
  margin-bottom: 2rem;
}
.page-products__compare-intro .eyebrow {
  color: var(--color-red);
}
.page-products__compare-media {
  margin-bottom: 2rem;
}
.page-products__compare-img,
.page-products__language-img,
.page-products__download-img,
.page-products__card-img {
  max-width: 100%;
  height: auto;
}
.page-products__compare-media img {
  width: 100%;
  max-width: 700px;
  display: block;
}
.page-products__compare-table {
  overflow-x: auto;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  padding: 0 0.5rem;
}
.page-products__compare-table .table {
  min-width: 620px;
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
}
.page-products__compare-table caption {
  text-align: left;
  padding: 1rem 1rem 0.5rem;
  color: var(--color-navy);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}
.page-products__compare-table th,
.page-products__compare-table td {
  padding: 0.85rem 1rem;
  text-align: center;
  border-bottom: 1px solid #edf2f7;
  font-size: 0.9rem;
  white-space: nowrap;
}
.page-products__compare-table thead th {
  background: var(--color-navy);
  color: #ffffff;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.04em;
  font-size: 0.85rem;
}
.page-products__compare-table tbody th {
  text-align: left;
  font-weight: 600;
  color: #2d3748;
  white-space: normal;
}
.page-products__compare-table tbody tr:hover {
  background: #fafbfc;
}
.page-products__compare-highlight th,
.page-products__compare-highlight td {
  background: var(--local-gold-soft);
}
.page-products__compare-highlight td {
  border-bottom: 2px solid var(--color-gold);
}
.page-products__compare-note {
  margin: 1.4rem 0 0;
  padding: 0 0.5rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: #4a5568;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.12), transparent);
  border-left: 3px solid var(--color-gold);
}

/* ===== 系统要求 ===== */
.page-products__requirements {
  padding: 3.5rem 5vw 4rem;
  background: var(--color-bg);
}
.page-products__requirements-inner {
  max-width: 980px;
  margin: 0 auto;
}
.page-products__requirements-list {
  display: grid;
  gap: 1rem;
}
.page-products__require-item {
  background: #ffffff;
  border-left: 4px solid var(--color-gold);
  padding: 0.25rem 1.5rem;
  transition: border-color 0.25s var(--ease-out);
}
.page-products__require-item[open] {
  border-left-color: var(--color-red);
}
.page-products__require-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 1rem 0;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-navy);
}
.page-products__require-item summary::-webkit-details-marker {
  display: none;
}
.page-products__require-item summary .mono-label {
  color: var(--color-gold);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
}
.page-products__require-item p {
  margin: 0;
  padding: 0 0 1.2rem;
  line-height: 1.8;
  color: #4a5568;
  font-size: 0.9rem;
  border-top: 1px dashed #e2e8f0;
  padding-top: 0.85rem;
}

/* ===== 语言切换与网络检测 ===== */
.page-products__language {
  padding: 3.5rem 5vw 4rem;
  display: grid;
  gap: 2rem;
  background: var(--color-navy);
  color: var(--color-text-invert);
}
.page-products__language-media img {
  width: 100%;
  max-width: 460px;
  display: block;
  margin: 0 auto;
  border-radius: 0;
  clip-path: polygon(8% 0, 100% 0, 92% 100%, 0 100%);
}
.page-products__language-body .eyebrow {
  color: var(--color-gold-bright);
}
.page-products__language-body h2 {
  color: #ffffff;
}
.page-products__language-body p {
  max-width: 46ch;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 1.4rem;
}
.page-products__language-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}
.page-products__language-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(212, 175, 55, 0.28);
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.9);
}
.page-products__language-list .mono-label {
  color: var(--color-gold-bright);
  font-size: 0.78rem;
}

/* ===== 下载说明 ===== */
.page-products__download {
  padding: 3.5rem 5vw 4rem;
  display: grid;
  gap: 2rem;
  background: var(--color-navy-deep);
  color: var(--color-text-invert);
}
.page-products__download-text {
  max-width: 62ch;
}
.page-products__download-text .eyebrow {
  color: var(--color-gold-bright);
}
.page-products__download-text h2 {
  color: #ffffff;
}
.page-products__download-text p {
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 1.2rem;
}
.page-products__download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.page-products__download-media img {
  width: 100%;
  max-width: 500px;
  display: block;
  border: 1px solid rgba(212, 175, 55, 0.4);
}

/* ===== 动效与悬停 ===== */
.page-products__card {
  transition: transform 0.3s var(--ease-out);
}
.page-products__card:hover .page-products__card-media img {
  transform: scale(1.03);
}
.page-products__card-media img {
  transition: transform 0.4s var(--ease-out);
}
.page-products__compare-highlight:hover th,
.page-products__compare-highlight:hover td {
  background: rgba(212, 175, 55, 0.26);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 960px) {
  .page-products__hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.95fr);
    align-items: end;
    padding-top: 3.5rem;
    padding-bottom: 4.5rem;
  }
  .page-products__hero-panel {
    margin-bottom: 0.5rem;
  }

  .page-products__platform {
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }
  .page-products__stack {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: start;
    gap: 3.5rem 3rem;
  }
  .page-products__card--ios {
    margin-right: 2rem;
    transform: rotate(-1.1deg);
  }
  .page-products__card--android {
    margin-top: 4.5rem;
    margin-left: -2rem;
    transform: rotate(0.9deg);
  }
  .page-products__card--tablet {
    grid-column: 1 / -1;
    margin-top: 1.5rem;
    margin-left: 6%;
    width: auto;
    transform: rotate(-0.5deg);
  }
  .page-products__card--ios,
  .page-products__card--tablet {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
  .page-products__card--android {
    grid-template-columns: 1fr;
  }
  .page-products__card--android .page-products__card-device {
    display: block;
  }
  .page-products__card-body {
    padding: 1.8rem 2rem 2.2rem;
  }

  .page-products__compare {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    column-gap: 2.5rem;
    align-items: start;
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }
  .page-products__compare-intro {
    grid-column: 1 / -1;
  }
  .page-products__compare-media {
    margin-bottom: 0;
    position: sticky;
    top: 2rem;
  }
  .page-products__compare-table {
    margin-top: 0;
  }

  .page-products__requirements {
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }

  .page-products__language {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }

  .page-products__download {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.9fr);
    align-items: center;
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products__card,
  .page-products__card-media img {
    transition: none;
  }
  .page-products__card--ios,
  .page-products__card--android,
  .page-products__card--tablet {
    transform: none;
  }
}