.page-privacy {
  --pv-ink: #0A1A2F;
  --pv-muted: #56616C;
  --pv-border: rgba(10, 26, 47, 0.12);
  --pv-bg: #F5F7FA;
  --pv-card: #FFFFFF;
  --pv-deep: #0A1A2F;
  --pv-neon: #2EFF8A;
}

.page-privacy .privacy-hero {
  background: linear-gradient(120deg, var(--color-deep-blue) 0%, var(--color-blue-muted) 100%);
  color: var(--color-white);
  border-bottom: 2px solid rgba(46, 255, 138, 0.35);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, transparent 0, transparent 90px, rgba(46, 255, 138, 0.06) 90px, rgba(46, 255, 138, 0.06) 92px);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md) var(--space-xl);
}

.page-privacy .privacy-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.page-privacy .privacy-crumb {
  color: rgba(245, 247, 250, 0.72);
  font-size: var(--font-size-2);
  text-decoration: none;
  transition: color var(--transition-fast) ease;
}

.page-privacy .privacy-crumb.is-current {
  color: var(--color-neon-green);
}

.page-privacy .privacy-crumb:hover {
  color: var(--color-white);
}

.page-privacy .privacy-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.page-privacy .privacy-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 6vw, 40px);
  line-height: 1.15;
  font-weight: 700;
  color: var(--color-white);
  margin: 0;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-md) 0 var(--space-sm);
}

.page-privacy .privacy-version-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: var(--font-size-2);
  color: var(--color-neon-green);
  border: 1px solid rgba(46, 255, 138, 0.5);
  background: rgba(46, 255, 138, 0.08);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-version-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-neon-green);
  border-radius: 50%;
  flex: none;
}

.page-privacy .privacy-meta-note {
  font-size: var(--font-size-1);
  color: rgba(245, 247, 250, 0.62);
}

.page-privacy .privacy-lead {
  max-width: 540px;
  font-size: var(--font-size-3);
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.9);
  margin-top: var(--space-sm);
}

.page-privacy .privacy-hero-art {
  margin: 0;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(46, 255, 138, 0.28);
  background: rgba(255, 255, 255, 0.04);
  padding: var(--space-xs);
  max-width: 100%;
}

.page-privacy .privacy-hero-art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-hero-art::after {
  content: "数据通道加密中";
  position: absolute;
  right: var(--space-md);
  bottom: var(--space-md);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--color-neon-green);
  background: rgba(10, 26, 47, 0.78);
  padding: 4px 10px;
  border-radius: 2px;
}

.page-privacy .privacy-body {
  display: flex;
  flex-direction: column;
  background: var(--pv-bg);
  padding: var(--space-xl) var(--space-md);
  max-width: 1180px;
  margin: 0 auto;
  align-items: stretch;
}

.page-privacy .privacy-rail {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-md);
  border-bottom: 2px solid var(--pv-deep);
}

.page-privacy .privacy-rail-num {
  font-family: var(--font-data);
  font-size: var(--font-size-2);
  font-weight: 700;
  color: var(--pv-deep);
  opacity: 0.4;
  border-left: 3px solid var(--pv-neon);
  padding-left: 6px;
  line-height: 1.2;
}

.page-privacy .privacy-docs {
  flex: 1;
  min-width: 0;
  max-width: 860px;
}

.page-privacy .privacy-panel {
  background: var(--pv-card);
  border: 1px solid var(--pv-border);
  border-left: 4px solid var(--pv-deep);
  margin-bottom: var(--space-md);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: border-color var(--transition-base) ease, box-shadow var(--transition-base) ease;
}

.page-privacy .privacy-panel[data-active] {
  border-color: var(--pv-neon);
  box-shadow: 0 8px 24px rgba(10, 26, 47, 0.08);
}

.page-privacy .privacy-panel-heading {
  margin: 0;
}

.page-privacy .privacy-panel-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  width: 100%;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: var(--font-size-4);
  font-weight: 700;
  color: var(--pv-deep);
  border-radius: 0 var(--radius-md) 0 0;
}

.page-privacy .privacy-panel-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-width: 42px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--pv-deep);
  color: var(--pv-neon);
  font-family: var(--font-data);
  font-size: var(--font-size-2);
  font-weight: 700;
  line-height: 1.4;
}

.page-privacy .privacy-panel-title {
  flex: 1;
  font-size: var(--font-size-4);
  line-height: 1.4;
}

.page-privacy .privacy-panel-icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}

.page-privacy .privacy-panel-icon::before,
.page-privacy .privacy-panel-icon::after {
  content: "";
  position: absolute;
  background: var(--pv-deep);
  transition: transform var(--transition-fast) ease;
}

.page-privacy .privacy-panel-icon::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-privacy .privacy-panel-icon::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
}

.page-privacy .privacy-panel-toggle[aria-expanded="true"] .privacy-panel-icon::after {
  transform: translateX(-50%) scale(0);
}

.page-privacy .privacy-panel-toggle:hover .privacy-panel-icon::before,
.page-privacy .privacy-panel-toggle:hover .privacy-panel-icon::after {
  background: var(--pv-neon);
}

.page-privacy .privacy-panel-toggle:focus-visible,
.page-privacy .privacy-crumb:focus-visible,
.page-privacy .privacy-contact-links a:focus-visible,
.page-privacy .privacy-contact-text a:focus-visible {
  outline: 2px solid var(--pv-neon);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-privacy .privacy-panel-body {
  display: block;
  overflow: hidden;
  border-top: 1px solid var(--pv-border);
}

.page-privacy .privacy-panel:not([data-active]) > .privacy-panel-body:not([data-open]) {
  display: none;
}

.page-privacy .privacy-panel[data-active] .privacy-panel-body {
  animation: privacyDrop 240ms ease both;
}

@keyframes privacyDrop {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-privacy .privacy-panel-inner {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}

.page-privacy .privacy-para {
  color: var(--pv-ink);
  line-height: 1.7;
  margin: 0;
  font-size: var(--font-size-2);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: var(--space-md) 0 0;
  padding: 0;
}

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

.page-privacy .privacy-list-item:last-child {
  border-bottom: none;
}

.page-privacy .privacy-item-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-width: 36px;
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--pv-deep);
  border: 1px solid var(--pv-deep);
  font-family: var(--font-data);
  font-size: var(--font-size-1);
  font-weight: 700;
  color: var(--pv-neon);
  line-height: 1.4;
}

.page-privacy .privacy-item-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-privacy .privacy-strong {
  font-weight: 700;
  color: var(--pv-ink);
  font-family: var(--font-heading);
  line-height: 1.4;
}

.page-privacy .privacy-item-desc {
  color: var(--pv-muted);
  font-size: var(--font-size-2);
  line-height: 1.65;
}

.page-privacy .privacy-note {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  background: rgba(46, 255, 138, 0.08);
  border-left: 3px solid var(--pv-neon);
  padding: var(--space-md);
  font-size: var(--font-size-2);
  color: var(--pv-deep);
  line-height: 1.7;
  margin-top: var(--space-md);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-privacy .privacy-note-mark {
  font-family: var(--font-data);
  font-weight: 700;
  background: var(--pv-deep);
  color: var(--pv-neon);
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 12px;
  flex: none;
  margin-top: 2px;
}

.page-privacy .privacy-micro-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.page-privacy .privacy-micro-chip {
  font-family: var(--font-data);
  font-size: var(--font-size-1);
  font-weight: 700;
  line-height: 1;
  padding: 9px 14px;
  background: var(--pv-deep);
  color: var(--pv-neon);
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-divider {
  height: 1px;
  background: var(--pv-border);
  margin: var(--space-md) 0;
}

.page-privacy .privacy-radius-note {
  display: block;
  padding: var(--space-sm) var(--space-md);
  border-left: 3px solid var(--pv-neon);
  background: rgba(46, 255, 138, 0.08);
  color: var(--pv-deep);
  font-size: var(--font-size-2);
  line-height: 1.7;
  margin: var(--space-md) 0 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-privacy .privacy-num {
  font-family: var(--font-data);
  font-weight: 700;
  background: rgba(10, 26, 47, 0.06);
  padding: 0 5px;
  border-radius: 2px;
  color: var(--pv-deep);
}

.page-privacy .privacy-lock-icon {
  display: inline-block;
  width: 13px;
  height: 10px;
  background: var(--pv-neon);
  border-radius: 2px;
  margin-right: 8px;
  position: relative;
  vertical-align: -1px;
}

.page-privacy .privacy-lock-icon::before {
  content: "";
  position: absolute;
  left: 3px;
  top: -6px;
  width: 6px;
  height: 6px;
  border: 2px solid var(--pv-neon);
  border-radius: 5px 5px 0 0;
  border-bottom: none;
  background: var(--pv-deep);
}

.page-privacy .privacy-highlight-box {
  background: var(--pv-deep);
  color: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-top: var(--space-lg);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-highlight-box::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--pv-neon);
}

.page-privacy .privacy-hb-kicker {
  color: var(--pv-neon);
  font-family: var(--font-data);
  font-size: var(--font-size-1);
  letter-spacing: 0.18em;
  margin: 0 0 var(--space-xs);
  text-transform: uppercase;
}

.page-privacy .privacy-hb-line {
  font-weight: 700;
  font-size: var(--font-size-3);
  margin: 0;
  color: var(--color-white);
}

.page-privacy .privacy-email {
  font-family: var(--font-data);
  color: var(--pv-neon);
}

.page-privacy .privacy-hb-sub {
  color: rgba(245, 247, 250, 0.72);
  font-size: var(--font-size-2);
  margin: var(--space-sm) 0 0;
  line-height: 1.6;
}

.page-privacy .privacy-contact-band {
  background: var(--color-blue-muted);
  color: var(--color-white);
  padding: var(--space-2xl) var(--space-md);
  border-top: 2px solid rgba(46, 255, 138, 0.35);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-contact-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(115deg, transparent 0, transparent 120px, rgba(46, 255, 138, 0.05) 120px, rgba(46, 255, 138, 0.05) 122px);
  pointer-events: none;
}

.page-privacy .privacy-contact-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.page-privacy .privacy-contact-kicker {
  font-family: var(--font-data);
  font-size: var(--font-size-1);
  letter-spacing: 0.24em;
  color: var(--pv-neon);
  margin: 0 0 var(--space-sm);
}

.page-privacy .privacy-contact-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-5);
  line-height: 1.3;
  margin: 0 0 var(--space-md);
  color: var(--color-white);
}

.page-privacy .privacy-contact-text {
  color: rgba(245, 247, 250, 0.78);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto var(--space-lg);
  font-size: var(--font-size-2);
}

.page-privacy .privacy-contact-text a {
  color: var(--pv-neon);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-privacy .privacy-contact-text a:hover {
  color: var(--color-white);
}

.page-privacy .privacy-contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.page-privacy .privacy-contact-links a {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--font-size-2);
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast) ease, background var(--transition-fast) ease, border-color var(--transition-fast) ease;
}

.page-privacy .privacy-contact-links .btn-ghost {
  background: transparent;
  border: 1px solid rgba(245, 247, 250, 0.42);
  color: var(--color-white);
}

.page-privacy .privacy-contact-links .btn-primary {
  background: var(--pv-neon);
  border: 1px solid var(--pv-neon);
  color: var(--pv-deep);
}

.page-privacy .privacy-contact-links a:hover {
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .page-privacy .privacy-hero-inner {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-xl);
  }

  .page-privacy .privacy-head {
    display: grid;
    grid-template-columns: 1fr minmax(280px, 0.85fr);
    align-items: center;
    gap: var(--space-xl);
  }

  .page-privacy .privacy-hero-art {
    margin-left: var(--space-lg);
  }

  .page-privacy .privacy-body {
    flex-direction: row;
    gap: var(--space-xl);
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    align-items: flex-start;
  }

  .page-privacy .privacy-rail {
    flex-direction: column;
    position: sticky;
    top: calc(var(--nav-height) + 20px);
    flex: none;
    width: 72px;
    border-bottom: 0;
    margin: 0;
    padding: 0;
  }

  .page-privacy .privacy-rail-num {
    border-left: 0;
    border-top: 3px solid var(--pv-deep);
    padding: 10px 0 8px;
    font-size: var(--font-size-4);
    opacity: 0.35;
  }

  .page-privacy .privacy-panel-inner {
    padding: var(--space-lg) var(--space-2xl) var(--space-xl);
  }

  .page-privacy .privacy-list-item {
    padding: var(--space-md) var(--space-xs) var(--space-md) 0;
  }

  .page-privacy .privacy-note,
  .page-privacy .privacy-radius-note {
    margin-top: var(--space-lg);
  }

  .page-privacy .privacy-micro-chip {
    padding: 10px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-panel[data-active] .privacy-panel-body {
    animation: none;
  }

  .page-privacy .privacy-panel-icon::before,
  .page-privacy .privacy-panel-icon::after {
    transition: none;
  }

  .page-privacy .privacy-contact-links a {
    transition: none;
  }
}