.page-privacy {
  --privacy-bg: #F5F0E6;
  --privacy-panel: #FFFFFF;
  --privacy-ink: #1D1D1D;
  --privacy-ink-soft: #4D4A42;
  --privacy-ink-faint: #777166;
  --privacy-gold: #A9852B;
  --privacy-gold-strong: #D4AF37;
  --privacy-crimson: #8B0000;
  --privacy-line: rgba(30, 28, 22, 0.12);
  --privacy-gold-line: rgba(169, 133, 43, 0.3);
  --privacy-shadow: 0 12px 32px rgba(41, 31, 10, 0.06);
  --privacy-radius: 4px;

  position: relative;
  min-height: 100vh;
  padding-top: clamp(24px, 5vw, 48px);
  background-color: var(--privacy-bg);
  background-image:
    radial-gradient(circle at 14px 14px, rgba(169, 133, 43, 0.08) 1.6px, transparent 2.2px),
    radial-gradient(circle at 46px 52px, rgba(122, 82, 48, 0.07) 1.6px, transparent 2.2px),
    radial-gradient(circle at 78px 20px, rgba(169, 133, 43, 0.06) 1.4px, transparent 2px);
  background-size: 96px 96px;
  color: var(--privacy-ink);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-privacy .breadcrumb {
  max-width: var(--content-max-w);
  margin: 0 auto 40px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--privacy-ink-faint);
}

.page-privacy .breadcrumb a {
  color: var(--privacy-gold);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.page-privacy .breadcrumb .sep {
  margin: 0 8px;
  color: var(--privacy-ink-faint);
  font-family: var(--font-mono);
}

.page-privacy .privacy-hero {
  position: relative;
  max-width: var(--content-max-w);
  margin: 0 auto 56px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--privacy-gold-line);
}

.page-privacy .privacy-hero-eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--privacy-gold);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 22px;
  font-family: var(--font-head);
  font-size: clamp(30px, 6.5vw, 72px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0.02em;
  text-wrap: balance;
  color: var(--privacy-ink);
}

.page-privacy .privacy-hero-sub {
  max-width: 640px;
  margin: 0 0 24px;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-privacy .privacy-hero-meta .mono,
.page-privacy .privacy-hero-icp {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--privacy-ink-soft);
  border: 1px solid var(--privacy-gold-line);
  padding: 4px 10px;
  border-radius: 2px;
}

.page-privacy .privacy-hero-icp {
  color: var(--privacy-ink-faint);
  border-color: var(--privacy-line);
}

.page-privacy .tag {
  border-radius: 2px;
}

.page-privacy .tag-latest {
  background: #FFD700;
  border: 0;
  color: #1D1D1D;
  font-weight: 700;
}

.page-privacy .privacy-layout {
  position: relative;
  max-width: var(--content-max-w);
  margin: 0 auto 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-privacy .privacy-index {
  order: -1;
  min-width: 0;
}

.page-privacy .privacy-index-sticky {
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--privacy-gold-line);
  border-radius: var(--privacy-radius);
  padding: 24px 26px;
  box-shadow: var(--privacy-shadow);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.page-privacy .privacy-index-eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--privacy-gold);
}

.page-privacy .privacy-index-title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--privacy-ink);
}

.page-privacy .privacy-index-list {
  margin: 0 0 20px;
  padding: 14px 0 0;
  border-top: 1px solid var(--privacy-line);
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 18px;
}

.page-privacy .privacy-index-list a {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  padding: 5px 0;
  font-size: 13px;
  line-height: 1.35;
  color: var(--privacy-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-index-list a:hover {
  color: var(--privacy-crimson);
  border-bottom-color: var(--privacy-gold);
}

.page-privacy .privacy-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--privacy-gold);
}

.page-privacy .privacy-index-tip {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--privacy-line);
  font-size: 13px;
  color: var(--privacy-ink-faint);
}

.page-privacy .privacy-index-tip a {
  color: var(--privacy-gold);
  font-weight: 600;
  text-decoration: none;
}

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

.page-privacy .privacy-section {
  margin-bottom: 56px;
  scroll-margin-top: 24px;
}

.page-privacy .privacy-section-head {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 28px;
  padding-left: 16px;
  border-left: 3px solid var(--privacy-gold);
}

.page-privacy .privacy-section-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -14px;
  height: 1px;
  background: linear-gradient(90deg, var(--privacy-gold-line), transparent 85%);
}

.page-privacy .privacy-section-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--privacy-gold);
}

.page-privacy .privacy-section-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--privacy-ink);
}

.page-privacy .privacy-section-body p {
  margin: 0 0 16px;
  font-size: 15px;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-details {
  padding: 14px 0;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-details:first-of-type {
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 2px 0;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  color: var(--privacy-ink);
}

.page-privacy .privacy-details summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  color: var(--privacy-gold);
  transition: transform 0.3s var(--ease);
}

.page-privacy .privacy-details[open] summary::after {
  transform: rotate(45deg);
}

.page-privacy .privacy-details-body {
  padding: 12px 0 4px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-details-body p {
  margin: 0 0 8px;
  font-size: 14.5px;
}

.page-privacy .list-check {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--privacy-ink-soft);
}

.page-privacy .list-check li {
  margin-bottom: 10px;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 20px 0 24px;
}

.page-privacy .privacy-contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.5);
  border-left: 2px solid var(--privacy-gold);
}

.page-privacy .privacy-contact-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--privacy-gold);
}

.page-privacy .privacy-contact-value {
  font-size: 15px;
  color: var(--privacy-ink);
  word-break: break-word;
}

.page-privacy .privacy-seal {
  max-width: var(--content-max-w);
  margin: 56px auto 0;
  padding: 36px 20px 56px;
  text-align: center;
  border-top: 1px solid var(--privacy-gold-line);
}

.page-privacy .privacy-seal img {
  width: 120px;
  height: 120px;
  padding: 20px;
  object-fit: contain;
  border-radius: 50%;
  border: 1px solid var(--privacy-gold-line);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--privacy-shadow);
}

.page-privacy .privacy-seal figcaption {
  margin-top: 18px;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--privacy-ink-faint);
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-index-w) minmax(0, 1fr);
    gap: clamp(36px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    order: 0;
    position: sticky;
    top: 24px;
  }

  .page-privacy .privacy-index-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-index-list a {
    font-size: 14px;
  }

  .page-privacy .privacy-content {
    max-width: 780px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-privacy .breadcrumb a,
  .page-privacy .privacy-index-list a {
    transition: none;
  }

  .page-privacy .privacy-details summary::after {
    transition: none;
  }
}

.page-privacy {
  --privacy-index-w: var(--privacy-line);
}