.page-privacy {
  --privacy-hero-pad: clamp(2.5rem, 7vw, 5.5rem);
  background: var(--color-deep-space);
  position: relative;
  overflow: hidden;
}

/* ======== 首屏封面 ======== */
.page-privacy__hero {
  position: relative;
  background:
    linear-gradient(120deg, rgba(255, 59, 48, 0.1) 0%, transparent 46%),
    var(--color-deep-space);
  border-bottom: 6px solid var(--color-primary);
  padding: var(--privacy-hero-pad) 0 clamp(1.75rem, 3vw, 3rem);
}

.page-privacy__hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 59, 48, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 59, 48, 0.16) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.2;
  pointer-events: none;
}

.page-privacy__hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

.page-privacy__hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-green);
  border: 2px solid rgba(0, 255, 148, 0.4);
  background: rgba(0, 255, 148, 0.05);
  padding: 0.4rem 0.7rem;
  margin-bottom: 1.5rem;
}

.page-privacy__hero-tag::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  background: var(--color-green);
  box-shadow: 0 0 8px rgba(0, 255, 148, 0.7);
}

.page-privacy__hero-title {
  font-family: var(--font-title);
  font-style: italic;
  text-transform: uppercase;
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  line-height: 0.95;
  color: var(--color-white);
  margin: 0 0 1.25rem;
  letter-spacing: 0.01em;
}

.page-privacy__hero-title::after {
  content: "";
  display: block;
  width: 96px;
  height: 6px;
  background: var(--color-primary);
  margin-top: 1rem;
}

.page-privacy__hero-lead {
  color: var(--color-gray);
  font-size: 1.05rem;
  line-height: 1.85;
  max-width: 46rem;
  margin-bottom: 1.75rem;
}

.page-privacy__hero-main .breadcrumb {
  margin: 0;
}

.page-privacy__meta-card {
  border: 2px solid var(--color-border-red);
  background: rgba(26, 50, 96, 0.72);
  padding: 1.1rem 1.25rem;
  align-self: end;
  max-width: 380px;
}

.page-privacy__meta-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-gray);
  padding-bottom: 0.6rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.page-privacy__meta-list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
}

.page-privacy__meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
}

.page-privacy__meta-row dt {
  color: var(--color-gray);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.page-privacy__meta-row dd {
  margin: 0;
  color: var(--color-white);
  font-weight: 600;
}

/* ======== 数据流视觉横幅 ======== */
.page-privacy__visual-wrap {
  padding-top: clamp(1.5rem, 4vw, 3rem);
}

.page-privacy__visual {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid var(--color-border-red);
  box-shadow: 6px 6px 0 0 rgba(0, 0, 0, 0.32);
}

/* ======== 正文布局 ======== */
.page-privacy__layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: clamp(1.75rem, 4vw, 3.5rem) 0 4.5rem;
}

/* ======== 左侧目录 ======== */
.page-privacy__toc {
  background: var(--color-night-blue);
  border: 2px solid rgba(255, 90, 95, 0.45);
  box-shadow: 6px 6px 0 0 rgba(0, 0, 0, 0.32);
  padding: 1.5rem 1.5rem 1.4rem;
}

.page-privacy__toc-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-green);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.page-privacy__toc-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.page-privacy__toc-list a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.55rem 0.6rem;
  border: 2px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-privacy__toc-list a span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-green);
}

.page-privacy__toc-list a:hover,
.page-privacy__toc-list a:focus-visible {
  background: rgba(255, 59, 48, 0.14);
  border-color: var(--color-border-red);
  outline: none;
}

.page-privacy__toc-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1rem;
}

/* ======== 右侧内容面板 ======== */
.page-privacy__content {
  background: var(--color-cream);
  border: 2px solid var(--color-dark);
  box-shadow: 8px 8px 0 0 rgba(0, 0, 0, 0.3);
  padding: clamp(1.5rem, 3vw, 2.75rem);
  min-width: 0;
}

.page-privacy__chapter {
  padding-bottom: 2.25rem;
  margin-bottom: 2.25rem;
  border-bottom: 2px dashed rgba(26, 26, 26, 0.14);
}

.page-privacy__chapter:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy__chapter-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-privacy__chapter-num {
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.55rem 0.7rem;
  box-shadow: 3px 3px 0 0 rgba(26, 26, 26, 0.25);
  flex-shrink: 0;
}

.page-privacy__chapter-heading {
  min-width: 0;
}

.page-privacy__chapter-title {
  font-family: var(--font-title);
  font-style: italic;
  font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  line-height: 1.15;
  color: var(--color-dark);
  margin: 0 0 0.3rem;
  letter-spacing: 0.01em;
}

.page-privacy__chapter-lead {
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(26, 26, 26, 0.62);
  margin: 0;
}

.page-privacy__intro {
  color: var(--color-dark);
  line-height: 1.85;
  margin-bottom: 1.4rem;
  max-width: 70ch;
  font-size: 0.95rem;
}

/* ======== 条款卡片 ======== */
.page-privacy__card-grid {
  gap: 1rem;
}

.page-privacy__card {
  background: var(--color-white);
  border: 1px solid rgba(26, 26, 26, 0.18);
  border-left: 6px solid var(--color-primary);
  box-shadow: 3px 3px 0 0 rgba(26, 26, 26, 0.07);
  padding: 1.25rem 1.25rem 1.15rem;
}

.page-privacy__card-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  color: var(--color-dark);
  margin: 0 0 0.5rem;
  letter-spacing: 0.02em;
}

.page-privacy__card-text {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(26, 26, 26, 0.78);
  margin: 0;
}

/* ======== 权利列表与提示 ======== */
.page-privacy__list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-privacy__list li {
  position: relative;
  padding-left: 1.5rem;
  color: rgba(26, 26, 26, 0.82);
  line-height: 1.8;
  font-size: 0.95rem;
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 0.72em;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--color-primary);
  transform: rotate(45deg);
}

.page-privacy__list strong {
  color: var(--color-dark);
}

.page-privacy__list--rights {
  grid-template-columns: 1fr;
}

.page-privacy__notice {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  background: var(--color-white);
  border: 2px solid rgba(26, 26, 26, 0.18);
  box-shadow: 3px 3px 0 0 rgba(26, 26, 26, 0.07);
  padding: 1rem 1.15rem;
  margin-top: 1.25rem;
}

.page-privacy__notice-icon {
  color: var(--color-primary);
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.page-privacy__notice p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(26, 26, 26, 0.78);
}

/* ======== 联系方式 ======== */
.page-privacy__contact-box {
  border: 2px solid var(--color-dark);
  border-top: 6px solid var(--color-primary);
  background: var(--color-white);
  box-shadow: 4px 4px 0 0 rgba(26, 26, 26, 0.1);
  padding: 1.25rem 1.25rem 0.5rem;
  margin-bottom: 1rem;
}

.page-privacy__contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-bottom: 0.9rem;
  margin-bottom: 0.9rem;
  border-bottom: 1px dashed rgba(26, 26, 26, 0.16);
}

.page-privacy__contact-item:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy__contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
}

.page-privacy__contact-value {
  font-weight: 700;
  color: var(--color-dark);
  font-size: 1rem;
  word-break: break-all;
}

.page-privacy__contact-note {
  font-size: 0.87rem;
  line-height: 1.75;
  color: rgba(26, 26, 26, 0.7);
  margin-bottom: 1.25rem;
}

.page-privacy__contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.25rem;
}

/* ======== 最后更新说明 ======== */
.page-privacy__updated {
  margin-top: 2.25rem;
  padding-top: 1.25rem;
  border-top: 2px dashed rgba(26, 26, 26, 0.14);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(26, 26, 26, 0.55);
}

/* ======== 桌面端增强 ======== */
@media (min-width: 900px) {
  .page-privacy__hero::after {
    opacity: 0.45;
  }

  .page-privacy__hero-grid {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 2.5rem;
  }

  .page-privacy__layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    align-items: start;
    gap: 2.5rem;
  }

  .page-privacy__toc {
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
  }

  .page-privacy__card-grid {
    gap: 1.25rem;
  }

  .page-privacy__list--rights {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .page-privacy__contact-box {
    padding: 1.5rem 1.5rem 0.75rem;
  }
}