/* ============================================
   页面作用域：.page-privacy（数据与隐私政策）
   ============================================ */
.page-privacy {
  --privacy-panel-bg: #FFFFFF;
  --privacy-soft-bg: #F4F5F7;
  --privacy-ink-light: #5A5A5A;
  --privacy-grid-line: rgba(209, 213, 219, 0.45);
  --privacy-accent: #FF4D00;
  --privacy-blue: #1B2A4A;
  background: var(--privacy-soft-bg);
}

/* ---------- Hero 区块 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-light);
  border-bottom: 1px solid var(--color-grid);
  padding: var(--space-5) 0 var(--space-6);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--privacy-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--privacy-grid-line) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 70% 100% at 78% 18%, rgba(0, 0, 0, 0.85), transparent 72%);
  mask-image: radial-gradient(ellipse 70% 100% at 78% 18%, rgba(0, 0, 0, 0.85), transparent 72%);
  pointer-events: none;
}

.page-privacy .privacy-hero .container {
  position: relative;
  z-index: 1;
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  font-family: var(--font-code);
  font-size: var(--text-caption);
  color: var(--color-text-secondary);
}

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

.page-privacy .breadcrumb-link:hover {
  color: var(--color-brand);
}

.page-privacy .breadcrumb-current {
  color: var(--color-text);
  font-weight: 600;
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: var(--space-5);
  align-items: end;
}

.page-privacy .privacy-hero-content h1 {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin: 0 0 var(--space-4);
}

.page-privacy .privacy-hero-flags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-privacy .privacy-hero-lead {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
  max-width: 48em;
  margin: 0;
}

.page-privacy .privacy-hero-meta {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-md);
}

.page-privacy .privacy-hero-meta-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px dashed var(--color-grid);
  font-family: var(--font-code);
  font-size: 0.8125rem;
}

.page-privacy .privacy-hero-meta-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-hero-meta dt {
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.page-privacy .privacy-hero-meta dd {
  margin: 0;
  color: var(--color-text);
  font-weight: 600;
  text-align: right;
  overflow-wrap: break-word;
}

.page-privacy .privacy-file-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  font-family: var(--font-code);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

/* ---------- 主体两栏布局 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
  padding: var(--space-6) 0 var(--space-7);
  align-items: start;
}

/* ---------- 目录侧栏 ---------- */
.page-privacy .privacy-toc-card {
  background: var(--privacy-panel-bg);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}

.page-privacy .privacy-toc-kicker {
  font-family: var(--font-code);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-grid);
}

.page-privacy .spy-nav {
  display: grid;
  gap: var(--space-1);
}

.page-privacy .privacy-toc-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9375rem;
  line-height: 1.4;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.page-privacy .privacy-toc-link:hover {
  background: var(--color-bg-card);
  color: var(--color-brand);
}

.page-privacy .privacy-toc-link[data-active="true"] {
  background: rgba(255, 77, 0, 0.08);
  color: var(--color-brand);
  font-weight: 600;
  box-shadow: inset 2px 0 0 var(--color-brand);
}

.page-privacy .privacy-toc-no {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--color-brand);
  white-space: nowrap;
}

.page-privacy .privacy-toc-name {
  flex: 1;
}

.page-privacy .privacy-toc-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-grid);
}

.page-privacy .privacy-toc-footer-label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-1);
}

.page-privacy .privacy-toc-footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-3);
}

/* ---------- 正文文档 ---------- */
.page-privacy .privacy-doc {
  display: grid;
  gap: var(--space-5);
}

.page-privacy .privacy-doc-section {
  background: var(--privacy-panel-bg);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  scroll-margin-top: calc(var(--header-h) + var(--space-4));
}

.page-privacy .privacy-doc-head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-grid);
  position: relative;
}

.page-privacy .privacy-doc-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 3px;
  background: var(--color-brand);
  border-radius: 3px;
}

.page-privacy .privacy-doc-no {
  font-family: var(--font-code);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-brand);
  white-space: nowrap;
  padding-top: var(--space-2);
}

.page-privacy .privacy-doc-heading-group {
  flex: 1;
}

.page-privacy .privacy-doc-kicker {
  font-family: var(--font-code);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-1);
  text-transform: uppercase;
}

.page-privacy .privacy-doc-heading-group h2 {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text);
  margin: 0;
}

.page-privacy .privacy-doc-intro {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-5);
}

.page-privacy .privacy-doc-note {
  margin-top: var(--space-5);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--color-brand);
  background: rgba(255, 77, 0, 0.04);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.page-privacy .privacy-doc-note strong {
  color: var(--color-text);
  font-weight: 600;
}

.page-privacy .privacy-doc-note a {
  color: var(--color-brand);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 77, 0, 0.35);
  transition: border-color 0.2s ease;
}

.page-privacy .privacy-doc-note a:hover {
  border-color: var(--color-brand);
}

/* ---------- A/01 收集范围 ---------- */
.page-privacy .privacy-collect {
  display: grid;
  gap: var(--space-3);
}

.page-privacy .privacy-collect-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-privacy .privacy-collect-item:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
}

.page-privacy .privacy-collect-ico {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(255, 77, 0, 0.1);
  border: 1px solid rgba(255, 77, 0, 0.2);
  color: var(--color-brand);
}

.page-privacy .privacy-collect-ico svg {
  width: 22px;
  height: 22px;
}

.page-privacy .privacy-collect-body h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-1);
}

.page-privacy .privacy-collect-body p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ---------- A/02 使用目的 ---------- */
.page-privacy .privacy-usage-grid {
  display: grid;
  gap: var(--space-3);
}

.page-privacy .privacy-usage-card {
  position: relative;
  padding: var(--space-4);
  background: var(--privacy-panel-bg);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.page-privacy .privacy-usage-card:hover {
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
}

.page-privacy .privacy-usage-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-brand);
  opacity: 0.75;
}

.page-privacy .privacy-usage-num {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 0.8125rem;
  color: var(--color-brand);
  background: rgba(255, 77, 0, 0.08);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.page-privacy .privacy-usage-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-2);
}

.page-privacy .privacy-usage-card p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ---------- A/03 共享与公开 ---------- */
.page-privacy .privacy-sharing-panel {
  display: grid;
  gap: var(--space-3);
}

.page-privacy .privacy-sharing-principle {
  padding: var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-md);
}

.page-privacy .privacy-sharing-mark {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--color-brand);
  background: rgba(255, 77, 0, 0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.page-privacy .privacy-sharing-principle p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin: 0;
}

.page-privacy .privacy-sharing-exceptions {
  padding: var(--space-4);
  background: var(--privacy-panel-bg);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-md);
}

.page-privacy .privacy-sharing-exceptions h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-3);
}

.page-privacy .privacy-exception-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-privacy .privacy-exception-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-privacy .privacy-exception-list li span {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--color-brand);
  text-align: center;
  background: rgba(255, 77, 0, 0.08);
  padding: 2px 6px;
  border-radius: 6px;
  min-width: 32px;
}

/* ---------- A/04 用户权利 ---------- */
.page-privacy .privacy-rights-list {
  display: grid;
  gap: var(--space-3);
}

.page-privacy .privacy-right-item {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease;
}

.page-privacy .privacy-right-item:hover {
  border-color: var(--color-border-strong);
}

.page-privacy .privacy-right-tag {
  justify-self: start;
  font-family: var(--font-code);
  font-size: 0.8125rem;
  color: var(--color-brand);
  background: rgba(255, 77, 0, 0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.page-privacy .privacy-right-item h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-1);
}

.page-privacy .privacy-right-item p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ---------- A/05 数据安全 ---------- */
.page-privacy .privacy-security-grid {
  display: grid;
  gap: var(--space-5);
}

.page-privacy .privacy-security-illustration {
  margin: 0;
}

.page-privacy .privacy-security-illustration .image-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
}

.page-privacy .privacy-security-illustration img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  background: var(--color-bg-card);
}

.page-privacy .privacy-security-illustration figcaption {
  margin-top: var(--space-2);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  text-align: center;
}

.page-privacy .privacy-security-list {
  display: grid;
  gap: var(--space-2);
}

.page-privacy .privacy-security-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-3);
  background: var(--color-bg-card);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease;
}

.page-privacy .privacy-security-item:hover {
  border-color: var(--color-border-strong);
}

.page-privacy .privacy-security-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--color-blue-deep);
  color: #FFFFFF;
  font-family: var(--font-code);
  font-size: 0.75rem;
  font-weight: 600;
}

.page-privacy .privacy-security-item h3 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-1);
}

.page-privacy .privacy-security-item p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ---------- 结尾区块 ---------- */
.page-privacy .privacy-outro {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--privacy-panel-bg);
  border: 1px solid var(--color-grid);
  border-radius: var(--radius-lg);
}

.page-privacy .privacy-outro-kicker {
  font-family: var(--font-code);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-brand);
  margin: 0 0 var(--space-1);
}

.page-privacy .privacy-outro-heading h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.page-privacy .privacy-outro-content {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.page-privacy .privacy-outro-content p {
  margin: 0 0 var(--space-3);
}

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

.page-privacy .privacy-outro-content a {
  color: var(--color-brand);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 77, 0, 0.35);
  transition: border-color 0.2s ease;
}

.page-privacy .privacy-outro-content a:hover {
  border-color: var(--color-brand);
}

/* ---------- 响应式：平板与桌面 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-collect-item {
    grid-template-columns: 48px minmax(0, 1fr);
    padding: var(--space-4) var(--space-5);
  }

  .page-privacy .privacy-usage-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-privacy .privacy-right-item {
    grid-template-columns: 96px minmax(0, 1fr);
    padding: var(--space-4) var(--space-5);
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-security-grid {
    grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-outro {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--space-6);
  }
}

@media (min-width: 980px) {
  .page-privacy .privacy-body {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + var(--space-4));
  }

  .page-privacy .privacy-doc-section {
    padding: var(--space-6);
  }
}