.page-privacy {
  --privacy-cyan: #00E5FF;
  --privacy-purple: #6C3BBF;
  --privacy-magenta: #D946EF;
  --privacy-orange: #FF6B2B;
  --privacy-navy: #1B2458;
  --privacy-glass: rgba(255, 255, 255, 0.08);
  --privacy-border: rgba(255, 255, 255, 0.12);
  --privacy-radius: 28px;
  --privacy-font-display: 'Orbitron', 'Noto Sans SC', 'PingFang SC', sans-serif;
  --privacy-font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.page-privacy {
  position: relative;
  display: block;
  background: var(--color-deep-space, #0D1B2A);
  color: var(--color-astronaut-white, #F8FAFC);
  font-family: var(--privacy-font-body);
  overflow-x: clip;
}

.page-privacy .privacy-hero {
  position: relative;
  padding: 120px 1.25rem 56px;
  overflow: hidden;
  border-bottom: 1px solid var(--privacy-border);
}

.page-privacy .privacy-hero-inner {
  max-width: min(100% - 2rem, 1200px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 36px;
  align-items: center;
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--color-stardust, #CBD5E1);
  margin-bottom: 18px;
}

.page-privacy .breadcrumb a {
  color: var(--color-stardust, #CBD5E1);
  text-decoration: none;
  transition: color 300ms var(--ease-out);
}

.page-privacy .breadcrumb a:hover {
  color: var(--privacy-cyan);
}

.page-privacy .breadcrumb-sep {
  opacity: 0.5;
}

.page-privacy .breadcrumb-current {
  color: var(--privacy-cyan);
}

.page-privacy .privacy-hero-kicker {
  font-family: var(--privacy-font-display);
  font-size: 0.72rem;
  letter-spacing: 0.36em;
  color: var(--privacy-orange);
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--privacy-font-display);
  font-size: clamp(1.6rem, 4vw, 2.9rem);
  font-weight: 700;
  line-height: 1.24;
  max-width: 18em;
  margin: 0 0 18px;
  background: linear-gradient(110deg, #F8FAFC 15%, #00E5FF 85%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #F8FAFC;
}

.page-privacy .privacy-hero-desc {
  max-width: 42em;
  font-size: 1.04rem;
  line-height: 1.8;
  color: var(--color-stardust, #CBD5E1);
  margin: 0;
}

.page-privacy .privacy-hero-visual {
  position: relative;
  flex-shrink: 0;
  width: 180px;
  height: 180px;
}

.page-privacy .privacy-orbit {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-privacy .orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0, 229, 255, 0.35);
  animation: privacy-rotate 14s linear infinite;
}

.page-privacy .orbit-ring-1 {
  inset: 8px;
  border-color: rgba(0, 229, 255, 0.25);
  animation-duration: 18s;
}

.page-privacy .orbit-ring-2 {
  inset: 32px;
  border-color: rgba(217, 70, 239, 0.3);
  animation-duration: 12s;
  animation-direction: reverse;
}

.page-privacy .orbit-ring-3 {
  inset: 58px;
  border: 0;
  background: radial-gradient(circle, rgba(108, 59, 191, 0.25), transparent 70%);
  animation: privacy-pulse 3s var(--ease-out) infinite alternate;
}

.page-privacy .privacy-lock-core {
  position: relative;
  width: 30px;
  height: 34px;
  background: linear-gradient(145deg, #00E5FF, #D946EF);
  border-radius: 8px;
  box-shadow: 0 0 34px rgba(0, 229, 255, 0.45);
}

.page-privacy .privacy-lock-core::before {
  content: '';
  position: absolute;
  top: 7px;
  left: 3px;
  right: 3px;
  height: 2px;
  background: #0D1B2A;
  border-radius: 2px;
}

.page-privacy .privacy-hero-glow {
  position: absolute;
  bottom: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 720px;
  height: 240px;
  background: radial-gradient(ellipse, rgba(108, 59, 191, 0.4), transparent 70%);
  filter: blur(18px);
  pointer-events: none;
}

@keyframes privacy-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes privacy-pulse {
  from { opacity: 0.4; }
  to { opacity: 0.9; }
}

.page-privacy .container {
  max-width: min(100% - 2rem, 1200px);
  margin: 0 auto;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding: 48px 0 64px;
}

.page-privacy .privacy-sidebar {
  display: none;
}

.page-privacy .privacy-sidebar-sticky {
  position: sticky;
  top: 100px;
  padding: 26px;
  border: 1px solid var(--privacy-border);
  border-radius: 20px;
  background: var(--privacy-glass);
  backdrop-filter: blur(10px);
}

.page-privacy .privacy-sidebar-label {
  margin: 0 0 16px;
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-stardust, #CBD5E1);
}

.page-privacy .privacy-anchor-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-privacy .privacy-anchor-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--color-stardust, #CBD5E1);
  text-decoration: none;
  font-size: 0.92rem;
  transition: background 300ms var(--ease-out), color 300ms var(--ease-out), transform 300ms var(--ease-out);
}

.page-privacy .privacy-anchor-link:hover {
  background: rgba(0, 229, 255, 0.08);
  color: var(--privacy-cyan);
  transform: translateX(4px);
}

.page-privacy .anchor-num {
  font-family: var(--privacy-font-display);
  font-size: 0.76rem;
  color: var(--privacy-orange);
  letter-spacing: 0.08em;
}

.page-privacy .anchor-text {
  flex: 1;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-sidebar-tip {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--privacy-border);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--color-stardust, #CBD5E1);
  opacity: 0.8;
}

.page-privacy .privacy-document {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.page-privacy .privacy-section {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 28px 22px;
  background: var(--privacy-glass);
  border: 1px solid var(--privacy-border);
  border-radius: var(--privacy-radius);
  backdrop-filter: blur(8px);
  scroll-margin-top: 120px;
}

.page-privacy .privacy-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 22px;
  right: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.3), rgba(217, 70, 239, 0.35), transparent);
}

.page-privacy .privacy-section-index {
  font-family: var(--privacy-font-display);
  font-size: 4.2rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.25), rgba(217, 70, 239, 0.22));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: rgba(0, 229, 255, 0.35);
  margin-bottom: 12px;
}

.page-privacy .privacy-section-body {
  min-width: 0;
}

.page-privacy .privacy-section-head {
  margin-bottom: 22px;
}

.page-privacy .privacy-section-tag {
  display: inline-block;
  font-family: var(--privacy-font-display);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--privacy-cyan);
  background: rgba(0, 229, 255, 0.1);
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.page-privacy .privacy-section-head h2 {
  font-family: var(--privacy-font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-astronaut-white, #F8FAFC);
  margin: 0;
}

.page-privacy .privacy-section-body p {
  color: var(--color-stardust, #CBD5E1);
  line-height: 1.9;
  font-size: 0.94rem;
  margin: 0 0 20px;
}

.page-privacy .privacy-def-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0 0 20px;
}

.page-privacy .privacy-def-item {
  padding: 18px 20px;
  background: rgba(27, 36, 88, 0.45);
  border-left: 3px solid var(--privacy-cyan);
  border-radius: 0 14px 14px 0;
  transition: border-color 300ms var(--ease-out);
}

.page-privacy .privacy-def-item:hover {
  border-left-color: var(--privacy-orange);
}

.page-privacy .privacy-def-item dt {
  font-family: var(--privacy-font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-astronaut-white, #F8FAFC);
  margin-bottom: 8px;
}

.page-privacy .privacy-def-item dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--color-stardust, #CBD5E1);
}

.page-privacy .privacy-note-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 18px;
  background: linear-gradient(135deg, rgba(255, 107, 43, 0.14), rgba(217, 70, 239, 0.06));
  border: 1px solid rgba(255, 107, 43, 0.4);
  border-radius: 16px;
}

.page-privacy .privacy-note-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: 50%;
  background: var(--privacy-orange);
  color: #0D1B2A;
  font-family: var(--privacy-font-display);
  font-weight: 700;
  font-size: 0.9rem;
}

.page-privacy .privacy-note-card p {
  margin: 0;
  font-size: 0.88rem;
}

.page-privacy .privacy-usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-privacy .privacy-usage-item {
  display: flex;
  gap: 18px;
  padding: 20px;
  background: rgba(27, 36, 88, 0.35);
  border: 1px solid var(--privacy-border);
  border-radius: 18px;
  transition: transform 300ms var(--ease-out), background 300ms var(--ease-out);
}

.page-privacy .privacy-usage-item:hover {
  transform: translateY(-3px);
  background: rgba(27, 36, 88, 0.55);
}

.page-privacy .usage-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 12px;
  font-family: var(--privacy-font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--privacy-cyan);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
}

.page-privacy .usage-content {
  min-width: 0;
}

.page-privacy .usage-content h3 {
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--color-astronaut-white, #F8FAFC);
}

.page-privacy .usage-content p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--color-stardust, #CBD5E1);
}

.page-privacy .privacy-storage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 12px 0 22px;
}

.page-privacy .privacy-storage-card {
  padding: 24px 20px;
  background: linear-gradient(160deg, rgba(27, 36, 88, 0.6), rgba(13, 27, 42, 0.4));
  border: 1px solid var(--privacy-border);
  border-radius: 20px;
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.page-privacy .privacy-storage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.25);
}

.page-privacy .security-icon,
.page-privacy .access-icon,
.page-privacy .backup-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(217, 70, 239, 0.15));
  color: var(--privacy-cyan);
}

.page-privacy .privacy-storage-card h3 {
  font-family: var(--privacy-font-display);
  font-size: 1.05rem;
  color: var(--color-astronaut-white, #F8FAFC);
  margin: 0 0 10px;
}

.page-privacy .privacy-storage-card p {
  font-size: 0.88rem;
  line-height: 1.8;
  margin: 0;
}

.page-privacy .privacy-media-figure {
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-media-figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid var(--privacy-border);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.page-privacy .privacy-media-figure figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-stardust, #CBD5E1);
  letter-spacing: 0.06em;
}

.page-privacy .privacy-rights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0 0 22px;
}

.page-privacy .privacy-right-card {
  padding: 22px 20px;
  background: rgba(27, 36, 88, 0.4);
  border: 1px solid var(--privacy-border);
  border-radius: 18px;
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-right-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 100%;
  background: linear-gradient(180deg, transparent, rgba(217, 70, 239, 0.18), transparent);
  opacity: 0.4;
}

.page-privacy .privacy-right-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-astronaut-white, #F8FAFC);
  margin: 0 0 10px;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-right-card p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.8;
}

.page-privacy .privacy-contact-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: linear-gradient(110deg, rgba(0, 229, 255, 0.1), rgba(108, 59, 191, 0.12));
  border-radius: 16px;
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.page-privacy .strip-label {
  font-family: var(--privacy-font-display);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--privacy-orange);
}

.page-privacy .strip-value {
  font-family: var(--privacy-font-display);
  font-size: 0.95rem;
  color: var(--privacy-cyan);
  word-break: break-all;
}

.page-privacy .strip-note {
  font-size: 0.8rem;
  color: var(--color-stardust, #CBD5E1);
  opacity: 0.85;
}

.page-privacy .privacy-update-list {
  display: flex;
  flex-direction: column;
  margin: 0 0 24px;
}

.page-privacy .privacy-update-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--privacy-border);
}

.page-privacy .privacy-update-item:last-child {
  border-bottom: 0;
}

.page-privacy .update-version {
  min-width: 52px;
  font-family: var(--privacy-font-display);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--privacy-orange);
}

.page-privacy .update-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
  background: var(--privacy-cyan);
  margin-top: 8px;
}

.page-privacy .privacy-update-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-privacy .privacy-expandable {
  border-top: 1px solid var(--privacy-border);
  padding-top: 6px;
}

.page-privacy .privacy-expand-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 14px 4px;
  background: transparent;
  border: 0;
  color: var(--color-astronaut-white, #F8FAFC);
  font-size: 0.94rem;
  font-family: var(--privacy-font-display);
  cursor: pointer;
  transition: color 300ms var(--ease-out);
}

.page-privacy .privacy-expand-btn:hover {
  color: var(--privacy-cyan);
}

.page-privacy .expand-arrow {
  display: inline-block;
  color: var(--privacy-orange);
  transition: transform 300ms var(--ease-out);
}

.page-privacy .privacy-expandable-panel {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 400ms var(--ease-out), opacity 300ms var(--ease-out), padding 300ms var(--ease-out);
}

.page-privacy .privacy-expandable-panel.is-open {
  max-height: 400px;
  opacity: 1;
  padding-top: 12px;
}

.page-privacy .privacy-history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-privacy .privacy-history-list li {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--color-stardust, #CBD5E1);
  padding: 12px 16px;
  background: rgba(27, 36, 88, 0.35);
  border-radius: 12px;
}

.page-privacy .history-ver {
  font-family: var(--privacy-font-display);
  color: var(--privacy-cyan);
  margin-right: 6px;
  font-size: 0.82rem;
}

.page-privacy .privacy-doc-footer {
  margin-top: 8px;
  padding: 22px 0 0;
  border-top: 1px solid var(--privacy-border);
  font-size: 0.88rem;
  color: var(--color-stardust, #CBD5E1);
  text-align: center;
  background: transparent;
}

@media (min-width: 640px) {
  .page-privacy .privacy-hero {
    padding: 140px 2rem 64px;
  }

  .page-privacy .privacy-hero-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  .page-privacy .privacy-hero-copy {
    flex: 1;
  }

  .page-privacy .privacy-hero-visual {
    width: 220px;
    height: 220px;
  }

  .page-privacy .privacy-section {
    padding: 36px 32px;
  }

  .page-privacy .privacy-storage-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .privacy-rights-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;
    padding: 56px 0 80px;
  }

  .page-privacy .privacy-sidebar {
    display: block;
  }

  .page-privacy .privacy-section {
    grid-template-columns: 90px minmax(0, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-section-index {
    font-size: 5rem;
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .orbit-ring {
    animation: none;
  }

  .page-privacy .privacy-orbit {
    animation: none;
  }

  .page-privacy .privacy-storage-card:hover,
  .page-privacy .privacy-usage-item:hover {
    transform: none;
  }
}