.page-privacy {
  --privacy-line-height: 1.8;
  --privacy-pad: 24px;
  background-color: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-body);
}

.privacy-hero {
  position: relative;
  overflow: hidden;
  padding-top: 56px;
  padding-bottom: 56px;
  border-bottom: 2px solid var(--c-border);
  background: linear-gradient(135deg, var(--c-bg-alt) 0%, var(--c-bg) 55%, var(--c-elevated) 100%);
}

.privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 0%, transparent 40%, rgba(0, 194, 255, 0.05) 40%, rgba(0, 194, 255, 0.05) 41%, transparent 42%),
    linear-gradient(115deg, transparent 0%, transparent 66%, rgba(200, 255, 0, 0.04) 66%, rgba(200, 255, 0, 0.04) 67%, transparent 68%),
    linear-gradient(115deg, transparent 0%, transparent 83%, rgba(255, 199, 0, 0.04) 83%, rgba(255, 199, 0, 0.04) 84%, transparent 85%);
  background-size: 220px 100%;
  pointer-events: none;
}

.privacy-hero::after {
  content: "";
  position: absolute;
  right: -48px;
  top: -56px;
  width: 220px;
  height: 220px;
  border: 3px solid var(--c-primary);
  transform: rotate(12deg);
  opacity: 0.15;
  pointer-events: none;
}

.privacy-hero__inner {
  position: relative;
}

.privacy-context {
  margin-bottom: 28px;
}

.privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.privacy-hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.privacy-title {
  margin: 16px 0;
  font-size: clamp(2.375rem, 5vw, 3.625rem);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.privacy-lede {
  margin: 0;
  max-width: 700px;
  font-size: 1rem;
  line-height: var(--privacy-line-height);
  color: var(--c-text-secondary);
}

.privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 22px;
}

.privacy-meta__item {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--c-text-secondary);
  background: var(--c-elevated);
  border: 1px solid var(--c-border);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

.privacy-protect-figure {
  margin: 0;
  padding: 10px;
  background: var(--c-elevated);
  border: 2px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  position: relative;
}

.privacy-protect-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 10px);
}

.privacy-protect-figure figcaption {
  margin-top: 12px;
  padding: 0 4px;
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
}

.privacy-protect-figure::after {
  content: "数据保护";
  position: absolute;
  right: 20px;
  top: 20px;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--c-bg);
  background: var(--c-primary);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.privacy-body {
  padding-top: 64px;
  padding-bottom: 80px;
}

.privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.privacy-toc {
  position: static;
}

.toc-panel {
  background: var(--c-elevated);
  border: 2px solid var(--c-border);
  border-left: 6px solid var(--c-secondary);
  border-radius: var(--radius-md);
  padding: var(--privacy-pad);
  position: relative;
}

.toc-panel::before {
  content: "";
  position: absolute;
  right: 18px;
  top: -14px;
  width: 48px;
  height: 28px;
  background: var(--c-primary);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  opacity: 0.35;
  pointer-events: none;
}

.toc-label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-secondary);
  margin-bottom: 16px;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toc-item a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--c-text);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.toc-item a:hover,
.toc-item a:focus-visible {
  background: rgba(200, 255, 0, 0.08);
  color: var(--c-primary);
}

.toc-item__num {
  font-family: var(--font-data);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-primary);
}

.privacy-doc {
  min-width: 0;
}

.privacy-section {
  scroll-margin-top: 96px;
  margin-bottom: 56px;
}

.privacy-section__head {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  margin-bottom: 28px;
  padding: 16px;
  border-radius: var(--radius-md);
  border-bottom: 2px solid var(--c-border);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.privacy-section:target .privacy-section__head {
  background: rgba(200, 255, 0, 0.06);
  box-shadow: inset 4px 0 0 0 var(--c-primary);
}

.privacy-section__index {
  font-family: var(--font-data);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1;
  color: var(--c-bg);
  background: var(--c-primary);
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  transform: rotate(-4deg);
  box-shadow: 0 0 0 2px var(--c-border), 0 0 0 4px var(--c-primary);
}

.privacy-section__title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 900;
  line-height: 1.2;
  transform: skewX(-2deg);
}

.privacy-section__desc {
  margin: 0;
  color: var(--c-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.privacy-content {
  padding-left: 0;
}

.policy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--c-border);
}

.policy-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--c-border);
}

.policy-item__term {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--c-primary);
}

.policy-item__term::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--c-primary);
  transform: rotate(45deg);
  flex: none;
}

.policy-item__detail {
  color: var(--c-text-secondary);
  line-height: var(--privacy-line-height);
}

.policy-note {
  border: 3px solid var(--c-border);
  border-left: 6px solid var(--c-secondary);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--c-elevated);
}

.policy-note__tag {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--c-secondary);
  letter-spacing: 0.08em;
  white-space: nowrap;
  flex: none;
}

.policy-note p {
  margin: 0;
  color: var(--c-text-secondary);
  line-height: 1.8;
  font-size: 0.9375rem;
}

.purpose-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.purpose-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-border);
}

.purpose-item__num {
  font-family: var(--font-data);
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-primary);
  border: 2px solid var(--c-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
}

.purpose-item__title {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
}

.purpose-item__body p {
  margin: 0;
  color: var(--c-text-secondary);
  line-height: var(--privacy-line-height);
  font-size: 0.9375rem;
}

.policy-highlight {
  margin-top: 28px;
  padding: 20px 24px;
  border: 3px solid var(--c-gold);
  border-radius: var(--radius-md);
  background: rgba(255, 199, 0, 0.05);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.policy-highlight__mark {
  font-family: var(--font-data);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--c-gold);
  flex: none;
  line-height: 1.4;
}

.policy-highlight p {
  margin: 0;
  color: var(--c-text);
  font-weight: 500;
  line-height: 1.7;
  font-size: 0.9375rem;
}

.rights-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.rights-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 22px;
  background: var(--c-elevated);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.rights-item:hover {
  border-color: var(--c-secondary);
  transform: translateY(-2px);
}

.rights-item__code {
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-secondary);
  border: 1px solid var(--c-secondary);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  white-space: nowrap;
  flex: none;
  line-height: 1.2;
}

.rights-item__title {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
}

.rights-item__body p {
  margin: 0;
  color: var(--c-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.privacy-metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.privacy-metric {
  padding: 24px 20px;
  background: var(--c-elevated);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.privacy-metric__num {
  font-family: var(--font-data);
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
  color: var(--c-primary);
}

.privacy-metric__label {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.5;
}

.privacy-security-desc {
  margin: 20px 0 0;
  padding: 18px 20px;
  background: var(--c-bg-alt);
  border-left: 4px solid var(--c-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--c-text-secondary);
  line-height: var(--privacy-line-height);
  font-size: 0.9375rem;
}

.privacy-section--contact .privacy-content {
  display: grid;
  gap: 20px;
}

.contact-card {
  display: grid;
  gap: 16px;
  padding: var(--privacy-pad);
  background: var(--c-elevated);
  border: 2px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
}

.contact-card__row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-border);
}

.contact-card__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.contact-card__label {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--c-text-secondary);
  letter-spacing: 0.06em;
}

.contact-card__value {
  font-weight: 500;
  color: var(--c-text);
  font-size: 0.9375rem;
}

.contact-card a.contact-card__value {
  color: var(--c-secondary);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.contact-card a.contact-card__value:hover {
  color: var(--c-primary);
}

.privacy-contact-note {
  margin: 0;
  color: var(--c-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.privacy-contact-note a {
  color: var(--c-secondary);
  font-weight: 500;
  text-underline-offset: 4px;
}

.privacy-contact-note a:hover {
  color: var(--c-primary);
}

.privacy-trust-block {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 40px;
  padding: 20px 24px;
  background: rgba(255, 199, 0, 0.05);
  border: 2px solid var(--c-gold);
  border-radius: var(--radius-md);
}

.privacy-trust-block::before {
  content: "★";
  color: var(--c-gold);
  font-size: 1.125rem;
  flex: none;
  line-height: 1.4;
}

.privacy-trust-block p {
  margin: 0;
  color: var(--c-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.privacy-revision-note {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid var(--c-border);
  color: var(--c-text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
}

.privacy-revision-note a {
  color: var(--c-secondary);
  text-underline-offset: 4px;
}

.privacy-revision-note p {
  margin: 0;
}

.privacy-toc a:focus-visible,
.privacy-contact-note a:focus-visible,
.contact-card a:focus-visible,
.privacy-revision-note a:focus-visible {
  outline: 3px solid var(--c-secondary);
  outline-offset: 2px;
}

@media (min-width: 720px) {
  .policy-item {
    grid-template-columns: 180px 1fr;
    gap: 24px;
  }

  .policy-item__term::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--c-border), transparent);
    margin-left: auto;
  }

  .policy-note {
    flex-direction: row;
  }

  .contact-card__row {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
  }
}

@media (min-width: 768px) {
  .rights-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 860px) {
  .privacy-hero {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
    gap: 48px;
  }

  .privacy-lede {
    font-size: 1.0625rem;
  }
}

@media (min-width: 960px) {
  .privacy-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .privacy-toc {
    position: sticky;
    top: 96px;
  }

  .privacy-doc {
    border-left: 2px solid var(--c-border);
    padding-left: 40px;
  }

  .privacy-content {
    padding-left: 12px;
  }

  .privacy-metrics {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}