/* ===== /privacy/ 隐私政策 ===== */
.page-privacy {
  --privacy-dir-width: 230px;
  --privacy-section-gap: 48px;
  --privacy-line: 1px solid var(--color-mist);
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
}

/* 面包屑 */
.page-privacy .breadcrumbs {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 28px 16px 0;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  color: var(--color-white);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, transparent 46%, rgba(255, 106, 0, 0.35) 47%, rgba(255, 106, 0, 0.35) 53%, transparent 54%);
  pointer-events: none;
}

.page-privacy .privacy-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
  padding-top: 48px;
  padding-bottom: 40px;
}

.page-privacy .privacy-hero-copy {
  max-width: 680px;
}

.page-privacy .privacy-hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-privacy .privacy-hero-icon {
  flex: none;
  width: 16px;
  height: 16px;
}

.page-privacy .privacy-hero-copy h1 {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-hero-copy h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.page-privacy .privacy-hero-lead {
  max-width: 540px;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.82);
}

.page-privacy .privacy-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-hero-tag-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-white);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.06);
  transition: background var(--transition-base), border-color var(--transition-base);
}

.page-privacy .privacy-hero-tag-link:hover {
  background: rgba(255, 106, 0, 0.24);
  border-color: var(--color-accent);
}

.page-privacy .privacy-hero-tag-link:focus-visible,
.page-privacy .privacy-dir-link:focus-visible,
.page-privacy .privacy-contact-action:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.page-privacy .privacy-hero-media {
  position: relative;
  align-self: end;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-hero-media::after {
  content: "";
  position: absolute;
  right: -8px;
  bottom: 44px;
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  z-index: 2;
}

.page-privacy .privacy-hero-img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.9);
}

.page-privacy .privacy-hero-caption {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.55);
}

/* 切割装饰条 */
.page-privacy .privacy-cut {
  height: 18px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary) 48%, var(--color-accent) 48%, var(--color-accent) 62%, transparent 62%);
}

/* ---------- 正文双栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 40px;
  padding-top: 44px;
  padding-bottom: 72px;
}

/* 侧边目录 */
.page-privacy .privacy-dir-label {
  margin: 0 0 14px;
  padding-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-slate);
  border-bottom: var(--privacy-line);
}

.page-privacy .privacy-dir-list {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  overflow-x: auto;
  list-style: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-dir-list li {
  flex: none;
}

.page-privacy .privacy-dir-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--color-ink);
  text-decoration: none;
  border: 1px solid var(--color-mist);
  border-left: 3px solid var(--color-primary);
  background: var(--color-white);
  transition: color var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
}

.page-privacy .privacy-dir-link:hover {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
  transform: translateX(3px);
}

.page-privacy .privacy-dir-no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-slate);
}

.page-privacy .privacy-dir-note {
  display: none;
}

/* 主内容 */
.page-privacy .privacy-main {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: var(--privacy-line);
}

.page-privacy .privacy-section:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-section-index {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.page-privacy .privacy-section h2 {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.25;
}

.page-privacy .privacy-section p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
}

.page-privacy .privacy-section p:last-child {
  margin-bottom: 0;
}

/* 强调块 */
.page-privacy .privacy-callout {
  margin: 20px 0;
  padding: 18px 18px 18px 22px;
  background: var(--color-white);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-float-sm);
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
}

/* 信息列表 */
.page-privacy .privacy-list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 12px 0 12px 30px;
  font-size: 14px;
  line-height: 1.8;
  border-bottom: 1px solid var(--color-mist);
}

.page-privacy .privacy-list li:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 10px;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  transform: rotate(45deg);
}

/* details 展开说明 */
.page-privacy .privacy-details {
  margin: 16px 0;
  background: var(--color-white);
  border: 1px solid var(--color-mist);
}

.page-privacy .privacy-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-details summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--color-accent);
}

.page-privacy .privacy-details[open] summary::after {
  content: "－";
}

.page-privacy .privacy-details-body {
  padding: 0 18px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: #2a2a2a;
}

/* 信息使用卡片 */
.page-privacy .privacy-use-grid {
  display: grid;
  gap: 12px;
  margin: 20px 0;
}

.page-privacy .privacy-use-item {
  position: relative;
  padding: 18px 18px 16px 62px;
  background: var(--color-white);
  border: 1px solid var(--color-mist);
  border-top: 3px solid var(--color-primary);
}

.page-privacy .privacy-use-no {
  position: absolute;
  top: 18px;
  left: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-primary);
}

.page-privacy .privacy-use-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-privacy .privacy-use-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: #333;
}

/* 用户权利网格 */
.page-privacy .privacy-rights-grid {
  display: grid;
  gap: 10px;
  margin: 20px 0;
}

.page-privacy .privacy-right-item {
  padding: 16px 18px;
  background: var(--color-white);
  border: 1px solid var(--color-mist);
  border-left: 3px solid var(--color-primary);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.page-privacy .privacy-right-item:hover {
  transform: translateX(4px);
  border-left-color: var(--color-accent);
}

.page-privacy .privacy-right-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
}

.page-privacy .privacy-right-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #333;
}

/* 联系区块 */
.page-privacy .privacy-contact-block {
  margin: 24px 0;
  padding: 26px 22px;
  background: var(--color-primary);
  color: var(--color-white);
}

.page-privacy .privacy-contact-grid {
  display: grid;
  gap: 18px;
}

.page-privacy .privacy-contact-label {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-privacy .privacy-contact-value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
}

.page-privacy .privacy-contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.page-privacy .privacy-contact-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-white);
  text-decoration: none;
  background: var(--color-accent);
  transition: background var(--transition-base);
}

.page-privacy .privacy-contact-action:hover {
  background: var(--color-accent-dark);
}

.page-privacy .privacy-contact-action-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.page-privacy .privacy-contact-action-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.page-privacy .privacy-footer-note {
  margin: 20px 0 0;
  padding-top: 16px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--color-slate);
  border-top: var(--privacy-line);
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-privacy .privacy-hero-copy h1 {
    font-size: 44px;
  }

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

  .page-privacy .privacy-use-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }

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

  .page-privacy .privacy-contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 24px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: end;
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .page-privacy .privacy-hero-copy h1 {
    font-size: 50px;
    line-height: 1.12;
  }

  .page-privacy .privacy-cut {
    height: 24px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-dir-width) minmax(0, 1fr);
    gap: 56px;
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .page-privacy .privacy-dir {
    position: sticky;
    top: calc(var(--header-top) + 80px);
    align-self: start;
  }

  .page-privacy .privacy-dir-label {
    margin-bottom: 20px;
  }

  .page-privacy .privacy-dir-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-dir-link {
    justify-content: space-between;
    padding: 12px 0;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--color-mist);
    border-radius: 0;
  }

  .page-privacy .privacy-dir-link:hover {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    transform: translateX(4px);
  }

  .page-privacy .privacy-dir-note {
    display: block;
    margin-top: 24px;
    padding-left: 12px;
    font-size: 13px;
    line-height: 1.75;
    color: var(--color-slate);
    border-left: 2px solid var(--color-mist);
  }

  .page-privacy .privacy-section {
    padding-bottom: var(--privacy-section-gap);
    margin-bottom: var(--privacy-section-gap);
  }

  .page-privacy .privacy-section h2 {
    font-size: 30px;
  }

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

  .page-privacy .privacy-contact-block {
    padding: 32px 28px;
  }
}

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition: none !important;
    animation: none !important;
  }
}