.page-privacy {
  --privacy-rail-w: 68px;
  --privacy-rule: color-mix(in srgb, var(--color-line) 70%, transparent);
  --privacy-rule-soft: color-mix(in srgb, var(--color-line) 45%, transparent);
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
}

/* ============ 首屏 ============ */
.page-privacy .policy-hero {
  padding-block: var(--space-4) var(--space-6);
  background: linear-gradient(180deg, var(--color-surface-alt) 0%, var(--color-surface) 100%);
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .policy-hero .breadcrumb {
  margin-block-end: var(--space-3);
}

.page-privacy .policy-hero__inner {
  display: grid;
  gap: var(--space-4);
}

.page-privacy .policy-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.page-privacy h1 {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  max-width: 24ch;
}

.page-privacy .policy-hero__lede {
  margin: var(--space-3) 0 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: 62ch;
}

.page-privacy .policy-hero__panel {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}

.page-privacy .hero-facts {
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

.page-privacy .hero-facts__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2);
  align-items: baseline;
  padding-block-end: var(--space-2);
  border-bottom: 1px solid var(--color-contrast-line);
}

.page-privacy .hero-facts__row:last-child {
  padding-block-end: 0;
  border-bottom: 0;
}

.page-privacy .hero-facts dt {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-contrast-accent);
}

.page-privacy .hero-facts dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.6;
  text-align: right;
  color: var(--color-contrast-ink);
  word-break: break-word;
}

.page-privacy .hero-facts dd .num {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-privacy .hero-facts__mail {
  font-size: var(--text-xs);
  word-break: break-all;
}

/* ============ 条款索引 ============ */
.page-privacy .policy-index {
  padding-block: var(--space-6) var(--space-4);
}

.page-privacy .index-head {
  display: flex;
  align-items: stretch;
  gap: var(--space-3);
  padding-block-end: var(--space-3);
  margin-block-end: var(--space-4);
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .index-vlabel {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.36em;
  color: var(--color-ink-muted);
  padding-block-start: var(--space-1);
}

.page-privacy .index-head__text h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .index-head__text p {
  margin: var(--space-1) 0 0;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.page-privacy .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 var(--space-4);
}

.page-privacy .index-list a {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-2);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-ink);
  border-bottom: 1px dashed var(--privacy-rule-soft);
  transition: color 120ms ease, border-color 120ms ease;
}

.page-privacy .index-list a:hover,
.page-privacy .index-list a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-privacy .index-list a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-privacy .index-list .num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

/* ============ 信息图 ============ */
.page-privacy .policy-overview {
  padding-block: var(--space-4) var(--space-6);
}

.page-privacy .visually-plain-heading {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-privacy .policy-figure {
  margin: 0;
  max-width: 960px;
}

.page-privacy .policy-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
  object-fit: cover;
}

.page-privacy .policy-figure__cap {
  margin: var(--space-2) 0 0;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  line-height: 1.8;
  color: var(--color-ink-muted);
  max-width: 74ch;
}

/* ============ 条款正文 ============ */
.page-privacy .policy-body {
  padding-block: var(--space-6) var(--space-8);
  background: var(--color-surface);
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  padding-block: var(--space-4);
  border-top: 1px solid var(--privacy-rule);
  scroll-margin-top: 88px;
}

.page-privacy .clause__rail {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-privacy .clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-privacy .clause__tick {
  flex: 1;
  min-width: 40px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-primary) 0%, transparent 100%);
  opacity: 0.5;
}

.page-privacy .clause__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .clause__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-privacy .clause__text + .clause__text {
  margin-block-start: var(--space-2);
}

.page-privacy .clause__text .num {
  font-family: var(--font-mono);
  font-size: 0.95em;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

/* 条款内联动作清单（正文级） */
.page-privacy .clause__action-list--plain {
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-1);
  max-width: var(--measure);
  counter-reset: plain-item;
}

.page-privacy .clause__action-list--plain li {
  position: relative;
  padding-left: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink);
}

.page-privacy .clause__action-list--plain li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 11px;
  height: 1px;
  background: var(--color-primary);
}

/* 展开式动作块 */
.page-privacy .clause__actions {
  margin-block-start: var(--space-3);
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
  border-color: color-mix(in srgb, var(--color-accent) 26%, transparent);
  overflow: hidden;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.page-privacy .clause__actions[open] {
  background: color-mix(in srgb, var(--color-highlight) 78%, var(--color-surface));
}

.page-privacy .clause__actions > summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

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

.page-privacy .clause__actions > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  line-height: 1;
  color: var(--color-accent);
}

.page-privacy .clause__actions[open] > summary::after {
  content: "–";
}

.page-privacy .clause__actions > summary:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: -2px;
}

.page-privacy .clause__actions-count {
  margin-left: auto;
  margin-right: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-privacy .clause__actions .clause__action-list {
  margin: 0;
  padding: 0 var(--space-3) var(--space-3) var(--space-3);
  list-style: none;
  display: grid;
  gap: var(--space-1);
}

.page-privacy .clause__actions .clause__action-list li {
  position: relative;
  padding-left: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink);
}

.page-privacy .clause__actions .clause__action-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 11px;
  height: 1px;
  background: var(--color-accent);
}

/* 联络信息表 */
.page-privacy .clause__contact {
  margin: var(--space-3) 0 0;
  padding: var(--space-2) 0 0;
  display: grid;
  gap: var(--space-1);
  border-top: 1px dashed var(--privacy-rule);
  max-width: 62ch;
}

.page-privacy .clause__contact-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-block: var(--space-1);
}

.page-privacy .clause__contact-row dt {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-privacy .clause__contact-row dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink);
  word-break: break-word;
}

.page-privacy .clause__contact-row dd .num {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ============ 收束区 ============ */
.page-privacy .policy-final {
  padding-block: var(--space-6) var(--space-8);
  background: var(--color-surface-alt);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .policy-final__grid {
  display: grid;
  gap: var(--space-4);
}

.page-privacy .policy-final__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .policy-final__text {
  margin: var(--space-2) 0 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-privacy .policy-final__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-privacy .policy-final__links a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--privacy-rule);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink);
  transition: border-color 120ms ease, color 120ms ease, background-color 120ms ease;
}

.page-privacy .policy-final__links a:hover,
.page-privacy .policy-final__links a:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.page-privacy .policy-final__links a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-privacy {
    --privacy-rail-w: 92px;
  }

  .page-privacy .policy-hero {
    padding-block: var(--space-6) var(--space-8);
  }

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

  .page-privacy .clause__contact-row {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: var(--space-3);
  }

  .page-privacy .clause__contact-row dt {
    text-align: left;
  }
}

@media (min-width: 900px) {
  .page-privacy .policy-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: var(--space-8);
    align-items: end;
  }

  .page-privacy .hero-facts__row {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .page-privacy .hero-facts dd {
    text-align: left;
  }

  .page-privacy .clause {
    grid-template-columns: var(--privacy-rail-w) minmax(0, 1fr);
    gap: var(--space-4);
    padding-block: var(--space-6);
  }

  .page-privacy .clause__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .page-privacy .clause__num {
    font-size: var(--text-3xl);
  }

  .page-privacy .clause__tick {
    flex: 1;
    width: 1px;
    min-width: 0;
    min-height: 56px;
    height: auto;
    background: linear-gradient(180deg, var(--color-primary) 0%, transparent 100%);
  }

  .page-privacy .policy-final__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: var(--space-8);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-privacy {
    --privacy-rail-w: 112px;
  }

  .page-privacy h1 {
    max-width: 26ch;
  }

  .page-privacy .clause__title {
    font-size: var(--text-2xl);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}