/* ===== 页面专属样式：privacy ===== */
.page-privacy {
  --toc-width: 264px;
  --privacy-line: rgba(43, 43, 43, 0.05);
  --privacy-paper-top: #fffdf7;
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 44px, var(--privacy-line) 45px, var(--privacy-line) 46px),
    var(--paper);
  color: var(--text-main);
}

/* --- 首屏 Hero --- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: calc(var(--gutter) * 0.9) var(--gutter) 48px;
}
.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  right: -80px;
  top: -80px;
  border-radius: 50%;
  border: 46px solid var(--orange);
  opacity: 0.18;
  pointer-events: none;
}
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 54%;
  bottom: -52px;
  width: 420px;
  height: 92px;
  background: var(--blue);
  transform: rotate(-6deg);
  opacity: 0.35;
  pointer-events: none;
}
.page-privacy .privacy-hero-inner {
  max-width: var(--wide);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.page-privacy .privacy-hero .breadcrumb {
  margin: 0 0 30px;
  color: rgba(245, 240, 232, 0.55);
  font-size: 13px;
}
.page-privacy .privacy-hero .breadcrumb a {
  color: rgba(245, 240, 232, 0.85);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 240, 232, 0.3);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--orange);
  border-color: var(--orange);
}
.page-privacy .privacy-hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}
.page-privacy .privacy-hero-copy .index-label {
  margin-bottom: 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
}
.page-privacy .privacy-hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(40px, 9vw, 72px);
  line-height: 1.05;
  letter-spacing: 0.01em;
  color: var(--paper);
  max-width: 10em;
}
.page-privacy .privacy-hero-copy .lead {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 240, 232, 0.78);
  max-width: 48em;
}
.page-privacy .privacy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.page-privacy .privacy-tags .tag {
  font-size: 12px;
  letter-spacing: 0.04em;
}
.page-privacy .privacy-version {
  margin-top: 18px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(245, 240, 232, 0.5);
}
.page-privacy .privacy-hero-figure {
  margin: 0;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  background:
    linear-gradient(135deg, rgba(255, 107, 0, 0.22) 0 3px, transparent 3px 12px),
    rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(245, 240, 232, 0.18);
  position: relative;
}
.page-privacy .privacy-hero-figure::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px dotted var(--green);
  opacity: 0.5;
  pointer-events: none;
}
.page-privacy .privacy-hero-img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  filter: saturate(0.9) contrast(1.02);
}
.page-privacy .privacy-hero-figure figcaption {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(245, 240, 232, 0.5);
  position: relative;
  z-index: 1;
}

/* --- 正文版式 --- */
.page-privacy .privacy-layout {
  max-width: var(--wide);
  margin: 0 auto;
  padding: var(--gutter);
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-privacy .privacy-toc {
  position: relative;
  background: linear-gradient(180deg, #fff 0%, var(--paper) 100%);
  border: 1px solid var(--line);
  border-top: 5px solid var(--green);
  padding: 20px 20px 16px;
  box-shadow: 4px 6px 0 rgba(43, 43, 43, 0.06);
}
.page-privacy .toc-title {
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin: 0;
}
.page-privacy .toc-title::after {
  content: " / CHAP. INDEX";
  color: var(--gray);
  font-weight: 400;
}
.page-privacy .toc-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}
.page-privacy .toc-list li {
  border-bottom: 1px solid var(--line);
}
.page-privacy .toc-link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 4px;
  text-decoration: none;
  color: var(--text-main);
  transition: color 0.2s var(--ease), background 0.2s var(--ease), padding-left 0.2s var(--ease);
}
.page-privacy .toc-link:hover {
  color: var(--orange);
  background: rgba(255, 107, 0, 0.06);
  padding-left: 10px;
}
.page-privacy .toc-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  color: var(--orange);
  font-size: 13px;
  min-width: 24px;
}
.page-privacy .toc-note {
  font-size: 12px;
  color: var(--gray);
  margin: 14px 0 0;
  line-height: 1.6;
}

/* --- 纸张内容 --- */
.page-privacy .privacy-paper {
  position: relative;
  background: linear-gradient(180deg, var(--privacy-paper-top), var(--paper));
  border: 1px solid var(--line);
  padding: clamp(20px, 5vw, 48px);
  box-shadow: 8px 10px 0 rgba(43, 43, 43, 0.04);
}
.page-privacy .privacy-intro {
  border: 1px solid var(--line);
  background: rgba(201, 255, 0, 0.08);
  padding: 18px 20px;
  margin-bottom: 30px;
  font-size: 15px;
  line-height: 1.8;
  border-left: 4px solid var(--blue);
}
.page-privacy .privacy-intro p {
  margin: 0 0 10px;
}
.page-privacy .privacy-intro p:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-intro strong {
  color: var(--blue);
}

/* --- 章节 --- */
.page-privacy .privacy-section {
  padding: 34px 0 10px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.page-privacy .section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 4px solid var(--orange);
}
.page-privacy .section-head .chapter-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(24px, 4vw, 34px);
  color: var(--orange);
  line-height: 1;
}
.page-privacy .section-head h2 {
  font-weight: 900;
  font-size: clamp(24px, 4vw, 32px);
  margin: 0;
  letter-spacing: 0.02em;
}
.page-privacy .section-abstract {
  padding: 12px 16px;
  border-left: 4px solid var(--green);
  background: rgba(201, 255, 0, 0.14);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.7;
  margin: 0 0 20px;
}
.page-privacy .privacy-section h3 {
  margin: 26px 0 10px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  padding-left: 12px;
  border-left: 3px solid var(--blue);
}
.page-privacy .privacy-section p {
  margin: 0 0 12px;
  line-height: 1.72;
  font-size: 15px;
}
.page-privacy .privacy-section p strong {
  color: var(--blue);
}

/* --- 联系方式 --- */
.page-privacy .privacy-contact-grid {
  display: grid;
  gap: 12px;
  margin: 24px 0;
  grid-template-columns: 1fr;
}
.page-privacy .privacy-contact-item {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
  padding: 18px 16px;
}
.page-privacy .privacy-contact-item .contact-label {
  display: block;
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.page-privacy .privacy-contact-item .contact-value {
  display: block;
  font-weight: 800;
  font-size: 17px;
  color: var(--text-main);
  word-break: break-all;
  line-height: 1.5;
}
.page-privacy .privacy-contact-item .contact-hint {
  display: block;
  font-size: 12px;
  color: var(--gray);
  margin-top: 4px;
}
.page-privacy .privacy-contact-note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
  border-top: 1px dashed var(--line);
  padding-top: 16px;
  margin-top: 24px;
}
.page-privacy .privacy-contact-note a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-privacy .privacy-icp {
  margin-top: 30px;
  padding: 14px 16px;
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  letter-spacing: 0.05em;
}

/* --- 桌面端 ≥880px --- */
@media (min-width: 880px) {
  .page-privacy .privacy-hero {
    padding-top: calc(var(--gutter) + 10px);
    padding-bottom: 72px;
  }
  .page-privacy .privacy-hero-grid {
    grid-template-columns: 1fr 280px;
    gap: 48px;
  }
  .page-privacy .privacy-hero-figure {
    min-height: 280px;
  }
  .page-privacy .privacy-layout {
    grid-template-columns: var(--toc-width) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 52px);
    padding-bottom: calc(var(--gutter) + 20px);
  }
  .page-privacy .privacy-toc {
    position: sticky;
    top: 24px;
  }
  .page-privacy .privacy-section p,
  .page-privacy .privacy-intro {
    font-size: 16px;
  }
  .page-privacy .section-abstract {
    font-size: 16px;
  }
  .page-privacy .privacy-contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- 打印优化 --- */
@media print {
  .page-privacy {
    background: #fff;
  }
  .page-privacy .privacy-hero {
    background: #fff;
    color: #000;
    padding: 0 0 20px;
  }
  .page-privacy .privacy-hero::before,
  .page-privacy .privacy-hero::after,
  .page-privacy .privacy-hero-figure,
  .page-privacy .privacy-toc,
  .page-privacy .privacy-version {
    display: none !important;
  }
  .page-privacy .privacy-hero-copy h1 {
    color: #000;
    font-size: 32px;
  }
  .page-privacy .privacy-hero-copy .lead {
    color: #333;
  }
  .page-privacy .privacy-hero .breadcrumb {
    color: #888;
  }
  .page-privacy .privacy-layout {
    display: block;
    padding: 0;
  }
  .page-privacy .privacy-paper {
    box-shadow: none;
    border: none;
    padding: 0;
    background: #fff;
  }
  .page-privacy .privacy-section {
    border-color: #bbb;
  }
  .page-privacy .privacy-icp {
    background: #f5f5f5;
    color: #222;
  }
}