.page-privacy {
  --measure: 720px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-privacy .breadcrumb {
  margin: clamp(16px, 3vw, 28px) 0 clamp(20px, 3vw, 32px);
}

/* 首屏 */
.page-privacy .privacy-hero__inner {
  max-width: var(--measure);
}

.page-privacy .privacy-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.16;
  letter-spacing: 0.05em;
  color: var(--text);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .privacy-hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .privacy-hero__meta span::before {
  content: "";
  width: 12px;
  height: 2px;
  background: var(--cyan);
  opacity: 0.75;
}

.page-privacy .privacy-banner {
  margin: clamp(26px, 4vw, 44px) 0 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  opacity: 0.92;
}

/* 双栏骨架 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(32px, 5vw, 64px);
}

.page-privacy .privacy-index {
  align-self: start;
}

.page-privacy .privacy-index__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-privacy .privacy-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-index .chapter-link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 0 8px 12px;
  margin-left: -14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid var(--line);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-privacy .privacy-index .chapter-link .n {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted-deep);
}

.page-privacy .privacy-index .chapter-link:hover,
.page-privacy .privacy-index .chapter-link:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan-soft);
}

.page-privacy .privacy-index .chapter-link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-privacy .privacy-index .chapter-link[aria-current="true"] .n {
  color: var(--cyan);
}

/* 正文 */
.page-privacy .privacy-body {
  max-width: var(--measure);
  min-width: 0;
}

.page-privacy .privacy-section {
  margin-bottom: clamp(44px, 6vw, 76px);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-section:last-of-type {
  margin-bottom: 0;
}

.page-privacy .privacy-section .section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .privacy-section .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-privacy .privacy-section .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 27px);
  letter-spacing: 0.06em;
  line-height: 1.35;
  color: var(--text);
}

.page-privacy .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .clause {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .clause::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
  opacity: 0.8;
}

.page-privacy .privacy-note {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .clause-list + .privacy-note {
  margin-top: 18px;
  margin-bottom: 0;
}

.page-privacy .privacy-note .link-arrow {
  color: var(--cyan-soft);
}

/* 折叠细节 */
.page-privacy .clause-more {
  margin-top: 22px;
}

.page-privacy .clause-more .expand-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-privacy .clause-more .expand-trigger:hover,
.page-privacy .clause-more .expand-trigger:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

.page-privacy .clause-more .expand-panel {
  margin-top: 14px;
  padding: 16px 18px;
  background: var(--ink-panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--radius);
}

/* 联系卡片 */
.page-privacy .privacy-card {
  margin-top: 26px;
  padding: clamp(18px, 3vw, 28px);
  color: var(--ink);
}

.page-privacy .privacy-card__row {
  display: grid;
  gap: 3px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(10, 26, 43, 0.14);
}

.page-privacy .privacy-card__row:first-child {
  padding-top: 0;
}

.page-privacy .privacy-card__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted-deep);
}

.page-privacy .privacy-card__val {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
}

.page-privacy .privacy-card__val--mono {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  word-break: break-word;
}

.page-privacy .privacy-card__tip {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted-deep);
}

.page-privacy .privacy-card__tip .link-arrow {
  color: var(--ink);
}

/* 返回顶部 */
.page-privacy .to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(34px, 5vw, 56px);
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-privacy .to-top:hover,
.page-privacy .to-top:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan);
}

@media (min-width: 700px) {
  .page-privacy .clause {
    font-size: 17px;
  }

  .page-privacy .privacy-note {
    font-size: 16px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 186px minmax(0, var(--measure));
    gap: clamp(40px, 5vw, 68px);
  }

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

  .page-privacy .privacy-section {
    scroll-margin-top: 110px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index .chapter-link,
  .page-privacy .clause-more .expand-trigger,
  .page-privacy .to-top {
    transition: none;
  }
}