.page-products {
  --color-bg-section: #0D0D0D;
  --color-surface-card: #FFF8E7;
  --color-surface-alt: #F5F0E8;
  --color-text-primary: #2C1E16;
  --color-text-secondary: #4A3F3A;
  --color-text-muted: #8A7F78;
  --color-accent: #FF6B00;
  --color-primary: #00D4FF;
  --color-gold: #D4A843;
  --color-border-light: rgba(44,30,22,0.10);
  --color-border-focus: rgba(0,212,255,0.35);
  --color-shadow-card: rgba(44,30,22,0.08);
  --font-mono: 'SF Mono', 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-heading: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;

  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-3) var(--side-padding) var(--space-10);
  background: var(--color-bg-section);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
}
.page-products .breadcrumb {
  margin-bottom: var(--space-4);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.5rem;
  align-items: center;
}
.page-products .breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--color-accent);
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}
.page-products .breadcrumb-sep {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}
.page-products .page-header {
  margin-bottom: var(--space-8);
  border-bottom: 2px solid var(--color-border-light);
  padding-bottom: var(--space-4);
}
.page-products .page-header h1 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-surface-card);
  margin: 0 0 var(--space-2) 0;
}
.page-products .page-desc {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 640px;
  font-weight: 300;
  line-height: 1.5;
  margin: 0;
}
.page-products h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  color: var(--color-surface-card);
  margin: 0 0 var(--space-5) 0;
  letter-spacing: -0.01em;
  position: relative;
  display: inline-block;
}
.page-products h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  margin-top: var(--space-1);
  transition: width var(--transition-base);
}
.page-products h2:hover::after {
  width: 72px;
}

/* ── 核心服务 — 档案夹标签页 ── */
.page-products .services-tabs {
  margin-bottom: var(--space-10);
}
.page-products .tab-container {
  background: var(--color-surface-card);
  border: 1px solid rgba(255,248,231,0.15);
  border-radius: 0;
  position: relative;
}
.page-products .tab-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.page-products .tab-labels {
  display: flex;
  border-bottom: 2px solid var(--color-border-light);
  background: var(--color-surface-alt);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.page-products .tab-labels::-webkit-scrollbar {
  display: none;
}
.page-products .tab-label {
  flex: 0 0 auto;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  position: relative;
}
.page-products .tab-label:hover {
  color: var(--color-text-primary);
  background: rgba(44,30,22,0.03);
}
.page-products .tab-label:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: -2px;
}
#tab-play:checked ~ .tab-labels label[for="tab-play"],
#tab-data:checked ~ .tab-labels label[for="tab-data"],
#tab-member:checked ~ .tab-labels label[for="tab-member"] {
  color: var(--color-text-primary);
  border-bottom-color: var(--color-accent);
  font-weight: 700;
  background: var(--color-surface-card);
}
.page-products .tab-panels {
  padding: var(--space-4) var(--space-3);
  background: var(--color-surface-card);
  min-height: 260px;
}
.page-products .tab-panel {
  display: none;
  animation: tabFadeIn 0.35s cubic-bezier(0.4,0,0.2,1);
}
@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
#tab-play:checked ~ .tab-panels #panel-play,
#tab-data:checked ~ .tab-panels #panel-data,
#tab-member:checked ~ .tab-panels #panel-member {
  display: block;
}
.page-products .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
.page-products .grid-col-2 {
  grid-template-columns: 1fr;
}
.page-products .card {
  background: var(--color-surface-alt);
  padding: var(--space-4);
  border: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
}
.page-products .card:hover {
  box-shadow: 0 8px 24px var(--color-shadow-card);
  transform: translateY(-2px);
}
.page-products .card:focus-within {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}
.page-products .card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text-primary);
  margin: 0;
  line-height: 1.3;
}
.page-products .card-text {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
  font-weight: 300;
}
.page-products .card-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: var(--color-bg-section);
  position: relative;
  margin-bottom: var(--space-1);
}
.page-products .card-icon::before {
  content: '';
  position: absolute;
  inset: 6px;
  border: 2px solid var(--color-primary);
  opacity: 0.7;
}
.page-products .card-icon--list::before { border-style: solid; }
.page-products .card-icon--search::before {
  border-radius: 50%;
  border-style: solid;
}
.page-products .card-icon--nav::before {
  border-style: solid;
  border-right: none;
  border-top: none;
  width: 60%;
  height: 60%;
  inset: auto 6px 6px auto;
}
.page-products .card-icon--history::before {
  border-style: solid;
  border-radius: 0 50% 50% 50%;
}
.page-products .card-icon--table::before {
  border-style: solid;
  border-right: none;
}
.page-products .card-icon--badge::before {
  border-style: solid;
  border-radius: 50%;
  background: var(--color-gold);
  border-color: var(--color-gold);
}
.page-products .card-icon--priority::before {
  border-style: solid;
  border-left: none;
  border-bottom: none;
  width: 70%;
  height: 70%;
  inset: auto 6px 6px auto;
}
.page-products .card--img-right {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-3);
}
.page-products .card-img-wrap {
  flex-shrink: 0;
  width: 80px;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-products .card-img-icon {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}
.page-products .card-body {
  flex: 1;
  min-width: 0;
}
.page-products .panel-figure {
  margin: 0 0 var(--space-4) 0;
  text-align: center;
  background: var(--color-surface-alt);
  padding: var(--space-3);
  border: 1px solid var(--color-border-light);
}
.page-products .panel-figure-img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}

/* ── 数据安全与时效 ── */
.page-products .data-security {
  margin-top: var(--space-8);
  padding: var(--space-6) 0;
  border-top: 1px solid rgba(255,248,231,0.06);
}
.page-products .security-hero {
  margin: 0 0 var(--space-6) 0;
  background: rgba(255,248,231,0.03);
  padding: var(--space-4);
  text-align: center;
  border: 1px solid rgba(255,248,231,0.06);
}
.page-products .security-hero-img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}
.page-products .security-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
.page-products .security-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: rgba(255,248,231,0.03);
  border-left: 3px solid var(--color-primary);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.page-products .security-item:hover {
  border-left-color: var(--color-accent);
  background: rgba(255,248,231,0.06);
}
.page-products .security-icon {
  display: block;
  max-width: 80px;
  height: auto;
  object-fit: contain;
  flex-shrink: 0;
}
.page-products .security-item-body h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-surface-card);
  margin: 0 0 var(--space-1) 0;
}
.page-products .security-item-body p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
  font-weight: 300;
}
.page-products .progress-track {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid rgba(255,248,231,0.08);
}
.page-products .progress-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}
.page-products .progress-label .num {
  color: var(--color-primary);
  font-weight: 600;
}
.page-products .progress-bar {
  display: block;
  width: 100%;
  height: 6px;
  background: rgba(255,248,231,0.1);
  position: relative;
  overflow: hidden;
}
.page-products .progress-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 1.5s cubic-bezier(0.4,0,0.2,1);
  animation: progressPulse 3s ease-in-out infinite alternate;
}
@keyframes progressPulse {
  0%   { opacity: 0.85; }
  100% { opacity: 1; }
}
.page-products .security-footnote {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-align: center;
  margin: var(--space-6) 0 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,248,231,0.05);
  font-style: italic;
}

/* ── 桌面端适配 ── */
@media (min-width: 640px) {
  .page-products .tab-panels {
    padding: var(--space-5) var(--space-4);
  }
  .page-products .grid-col-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .tab-label {
    font-size: 1rem;
    padding: var(--space-3) var(--space-5);
  }
  .page-products .security-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .security-item {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-products .card--img-right .card-img-wrap {
    width: 100px;
  }
}

@media (min-width: 1024px) {
  .page-products {
    padding-top: var(--space-6);
  }
  .page-products .page-header h1 {
    font-size: 3.6rem;
  }
  .page-products .tab-panels {
    padding: var(--space-6) var(--space-5);
  }
  .page-products .tab-label {
    font-size: 1.05rem;
    padding: var(--space-4) var(--space-6);
  }
  .page-products .grid-col-2 {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .security-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .security-hero {
    padding: var(--space-6);
  }
  .page-products .panel-figure {
    margin-bottom: var(--space-5);
    padding: var(--space-4);
  }
}
@media (min-width: 1280px) {
  .page-products .tab-panels {
    padding: var(--space-8) var(--space-6);
  }
}