.page-privacy {
  --privacy-line: rgba(90, 107, 122, 0.26);
  --privacy-line-soft: rgba(90, 107, 122, 0.14);
  --privacy-rail: 208px;
  --privacy-measure: 640px;
  position: relative;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(90, 107, 122, 0.1) 1px, transparent 1px);
  background-size: 22px 22px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.85;
  padding-bottom: clamp(56px, 9vw, 104px);
  overflow-x: clip;
}

.page-privacy .privacy-hero {
  padding-top: clamp(96px, 13vw, 148px);
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--wine);
  letter-spacing: 0.14em;
}

.page-privacy .privacy-hero h1 {
  margin: 12px 0 0;
  max-width: 18em;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.4vw, 56px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-privacy .privacy-hero .lede {
  max-width: 40em;
  margin: 18px 0 0;
  font-size: clamp(16px, 2vw, 21px);
  line-height: 1.8;
  color: var(--slate);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 24px 0 0;
  font-size: var(--fs-14);
  color: var(--slate);
}

.page-privacy .privacy-meta .mono-num {
  padding: 3px 11px;
  border-radius: var(--pill);
  background: rgba(143, 189, 180, 0.3);
  color: var(--deep);
  font-weight: 600;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

/* 页首横条纹理 */
.page-privacy .privacy-banner {
  box-sizing: border-box;
  max-width: var(--shell);
  margin: clamp(28px, 4.6vw, 50px) auto 0;
  padding: 0 var(--gutter);
}

.page-privacy .privacy-banner__inner {
  position: relative;
  height: clamp(112px, 20vw, 220px);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(118deg, var(--deep) 0%, var(--deep-2) 52%, var(--indigo) 100%);
}

.page-privacy .privacy-banner__inner::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 251, 243, 0.22) 1px, transparent 1px);
  background-size: 16px 16px;
  pointer-events: none;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
}

/* 主体：目录 + 窄幅正文 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: clamp(34px, 6vw, 68px);
}

.page-privacy .privacy-toc {
  min-width: 0;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-privacy .privacy-toc__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--privacy-line);
  border-radius: var(--pill);
  background: var(--warm);
  color: var(--ink);
  font-size: var(--fs-14);
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.page-privacy .privacy-toc__list a .mono-num {
  font-size: var(--fs-12);
  color: var(--slate);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  border-color: var(--coral);
  color: var(--coral);
}

.page-privacy .privacy-toc__list a[aria-current="true"] {
  border-color: var(--gold);
  color: var(--ink);
}

.page-privacy .privacy-body {
  min-width: 0;
  max-width: var(--privacy-measure);
}

/* 纸质阅读视图开关 */
.page-privacy .print-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: var(--fs-14);
  color: var(--slate);
  cursor: pointer;
  user-select: none;
}

.page-privacy .print-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-privacy .print-switch__track {
  position: relative;
  flex: none;
  width: 42px;
  height: 23px;
  border-radius: var(--pill);
  background: rgba(90, 107, 122, 0.3);
  transition: background 0.3s ease;
}

.page-privacy .print-switch__dot {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--warm);
  transition: transform 0.3s ease;
}

.page-privacy .print-switch__input:checked + .print-switch__track {
  background: var(--deep);
}

.page-privacy .print-switch__input:checked + .print-switch__track .print-switch__dot {
  transform: translateX(19px);
}

.page-privacy .print-switch__input:focus-visible + .print-switch__track {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

.page-privacy .print-switch:hover .print-switch__text {
  color: var(--ink);
}

/* 章节 */
.page-privacy .privacy-section {
  padding: 26px 0 20px;
}

.page-privacy .privacy-section + .privacy-section {
  border-top: 1px solid var(--privacy-line-soft);
}

.page-privacy .privacy-h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--ink);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-privacy .privacy-h2__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 25px;
  padding: 0 6px;
  border-radius: 8px;
  background: var(--deep);
  color: var(--gold-soft);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  line-height: 1;
  transform: translateY(-3px);
}

.page-privacy .privacy-h3 {
  margin: 22px 0 10px;
  font-family: var(--font-body);
  font-size: var(--fs-17);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--deep);
}

.page-privacy .privacy-section p {
  position: relative;
  margin: 0 0 15px;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-section p::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 9px;
  bottom: 9px;
  width: 2px;
  border-radius: 2px;
  background: var(--coral);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.page-privacy .privacy-section p:hover::before {
  opacity: 0.85;
}

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

.page-privacy .privacy-key {
  font-family: var(--font-mono);
  font-size: 0.94em;
  font-weight: 600;
  color: var(--wine);
  letter-spacing: 0.01em;
}

.page-privacy .privacy-mail {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--deep);
  word-break: break-all;
}

.page-privacy .privacy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 15px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-tags li {
  padding: 5px 13px;
  border: 1px solid var(--privacy-line);
  border-radius: var(--pill);
  background: var(--warm);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--ink);
}

.page-privacy .privacy-link {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--coral);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  transition: color 0.3s ease;
}

.page-privacy .privacy-link:hover,
.page-privacy .privacy-link:focus-visible {
  color: var(--coral);
  outline: none;
}

.page-privacy .privacy-footnote {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  margin: 34px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--privacy-line);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--slate);
}

/* 桌面：左侧常驻编号目录 */
@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 30px);
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 2px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .privacy-toc__list a {
    padding: 9px 0 9px 16px;
    border: 0;
    border-radius: 0;
    background: transparent;
    font-size: var(--fs-14);
    color: var(--slate);
    white-space: normal;
    position: relative;
  }

  .page-privacy .privacy-toc__list a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 3px;
    height: 0;
    border-radius: 2px;
    background: var(--gold);
    transform: translateY(-50%);
    transition: height 0.3s ease;
  }

  .page-privacy .privacy-toc__list a:hover::before,
  .page-privacy .privacy-toc__list a:focus-visible::before {
    height: 14px;
  }

  .page-privacy .privacy-toc__list a[aria-current="true"] {
    color: var(--ink);
    font-weight: 500;
  }

  .page-privacy .privacy-toc__list a[aria-current="true"]::before {
    height: 20px;
  }

  .page-privacy .print-switch {
    margin-top: 26px;
  }

  .page-privacy .privacy-section {
    padding: 34px 0 28px;
  }

  .page-privacy .privacy-section:first-child {
    padding-top: 0;
  }
}

/* 纸质阅读视图：去掉纹理与装饰图，回到最朴素的黑白列 */
.page-privacy:has(.print-switch__input:checked) {
  background-image: none;
  background-color: var(--warm);
}

.page-privacy:has(.print-switch__input:checked) .privacy-banner {
  display: none;
}

.page-privacy:has(.print-switch__input:checked) .privacy-section + .privacy-section {
  border-top-color: var(--privacy-line);
}

.page-privacy:has(.print-switch__input:checked) .privacy-h2__num {
  background: transparent;
  border: 1px solid var(--privacy-line);
  color: var(--ink);
}

@media print {
  .page-privacy {
    background-image: none;
    background-color: #ffffff;
  }

  .page-privacy .privacy-banner,
  .page-privacy .privacy-toc {
    display: none;
  }
}