.page-privacy {
  --privacy-nav-width: 240px;
  --privacy-content-width: 1160px;
  --privacy-mobile-hero-image-height: 190px;
  --privacy-desktop-hero-image-height: 260px;
  background-color: var(--color-light);
  color: var(--color-dark);
  font-family: var(--font-body);
  line-height: 1.75;
  font-size: 0.9375rem;
  scroll-behavior: smooth;
}

/* ===== Hero ===== */
.page-privacy__hero {
  background-color: var(--color-primary);
  color: var(--color-white);
  overflow: hidden;
}

.page-privacy__hero-image {
  display: block;
  width: 100%;
  height: var(--privacy-mobile-hero-image-height);
  object-fit: cover;
  opacity: 0.58;
  background-color: var(--color-border);
}

.page-privacy__hero-content {
  max-width: var(--privacy-content-width);
  margin: 0 auto;
  padding: 36px 24px 52px;
}

.page-privacy__hero .breadcrumb {
  margin-bottom: 30px;
  font-size: 0.8125rem;
}

.page-privacy__hero .breadcrumb a {
  color: var(--color-green);
  text-decoration: none;
  transition: color 160ms ease-out;
}

.page-privacy__hero .breadcrumb a:hover {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy__hero .breadcrumb span + span {
  color: rgba(255, 255, 255, 0.6);
}

.page-privacy__hero-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: start;
}

.page-privacy__hero-text {
  min-width: 0;
}

.page-privacy__hero .section-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-green);
  margin: 0 0 12px;
}

.page-privacy__hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  line-height: 1.16;
  color: var(--color-white);
  margin: 0 0 6px;
}

.page-privacy__lead {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--color-orange);
  margin: 0 0 14px;
}

.page-privacy__hero-desc {
  max-width: 640px;
  font-size: 0.875rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.84);
  margin: 0;
}

.page-privacy__policy-meta {
  margin: 14px 0 0;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.page-privacy__lock {
  width: 40px;
  height: 40px;
  color: var(--color-green);
  margin-top: 8px;
  flex-shrink: 0;
}

/* ===== 文档主体布局 ===== */
.page-privacy__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: var(--privacy-content-width);
  margin: 0 auto;
  padding: 48px 24px 80px;
  align-items: start;
}

/* ===== 侧边目录 ===== */
.page-privacy__nav {
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}

.page-privacy__nav-title {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin: 0 0 16px;
}

.page-privacy__nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy__nav li {
  margin: 0;
}

.page-privacy__nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: border-color 160ms ease-out, color 160ms ease-out, box-shadow 160ms ease-out;
}

.page-privacy__nav a:hover {
  border-color: var(--color-green);
  color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.12);
}

.page-privacy__nav-num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-orange);
  font-weight: 700;
}

.page-privacy__nav-foot {
  margin-top: 24px;
}

/* ===== 正文文档 ===== */
.page-privacy__content {
  min-width: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 8px 28px 36px;
}

.page-privacy__section {
  padding: 40px 0 36px;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 48px;
}

.page-privacy__section:last-child {
  border-bottom: 0;
}

.page-privacy__section-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy__num {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1;
  padding: 6px 8px;
  background: var(--color-green);
  color: var(--color-primary);
  flex-shrink: 0;
}

.page-privacy__section-header h2 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  line-height: 1.3;
  color: var(--color-primary);
  margin: 0;
  padding-bottom: 8px;
  border-bottom: 3px solid var(--color-orange);
}

.page-privacy__section-lead {
  color: var(--color-gray);
  font-size: 0.9375rem;
  margin: 0 0 22px;
  max-width: 680px;
}

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

.page-privacy__list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 16px;
  line-height: 1.8;
  color: var(--color-dark);
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.68em;
  width: 8px;
  height: 8px;
  background: var(--color-green);
  transform: rotate(45deg);
}

.page-privacy__list strong {
  color: var(--color-primary);
  font-weight: 700;
}

.page-privacy__note {
  background: rgba(255, 106, 0, 0.07);
  border-left: 3px solid var(--color-orange);
  padding: 14px 18px;
  font-size: 0.875rem;
  color: var(--color-dark);
  margin: 22px 0 0;
}

.page-privacy__note a {
  color: var(--color-primary);
  font-weight: 700;
  text-decoration-color: var(--color-orange);
  text-underline-offset: 4px;
}

/* ===== 联系我们 ===== */
.page-privacy__section--contact {
  border-bottom: 0;
}

.page-privacy__contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0 0 16px;
}

.page-privacy__contact-card {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  padding: 18px 20px;
}

.page-privacy__contact-card .overline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin: 0 0 8px;
}

.page-privacy__contact-card p:last-child {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  word-break: break-all;
}

.page-privacy__contact-card p + p {
  margin-top: 4px;
}

.page-privacy__contact-addr {
  margin: 0 0 28px;
  padding: 14px 18px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-dark);
}

.page-privacy__contact-addr strong {
  color: var(--color-primary);
}

.page-privacy__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-privacy__hero-image {
    height: 220px;
  }

  .page-privacy__hero-inner {
    gap: 32px;
  }

  .page-privacy__lock {
    width: 64px;
    height: 64px;
  }

  .page-privacy__contact-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 992px) {
  .page-privacy__hero-image {
    height: var(--privacy-desktop-hero-image-height);
  }

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

  .page-privacy__nav {
    position: sticky;
    top: 28px;
    border-top: 0;
    border-right: 1px solid var(--color-border);
    padding: 0 28px 0 0;
  }

  .page-privacy__nav ul {
    display: block;
  }

  .page-privacy__nav li + li {
    margin-top: 4px;
  }

  .page-privacy__nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-left: 2px solid transparent;
    border-radius: 0;
  }

  .page-privacy__nav a:hover {
    background: rgba(10, 27, 58, 0.04);
    border-left-color: var(--color-green);
    box-shadow: none;
  }

  .page-privacy__nav-num {
    margin-left: auto;
    padding-left: 12px;
  }

  .page-privacy__nav-foot {
    margin-top: 28px;
    padding-left: 12px;
  }
}