.page-privacy {
  --pv-rule: rgba(51, 71, 91, 0.30);
  --pv-rule-soft: rgba(36, 28, 20, 0.14);
  --pv-text: #3B322A;
  --pv-muted: #7A6A58;
  --pv-tint: rgba(29, 90, 69, 0.10);
  background: var(--cream);
  color: var(--ink);
  padding-bottom: 56px;
}

.page-privacy ::selection {
  background: var(--glow);
  color: var(--night);
}

.page-privacy__ribbon {
  height: 3px;
  width: 100%;
  background: linear-gradient(90deg, var(--tactic) 0%, var(--mid) 40%, var(--amber) 100%);
}

.page-privacy .breadcrumb {
  margin-top: 18px;
}

/* ---------- 页首 ---------- */
.privacy-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 26px 0 34px;
  border-bottom: 1px solid var(--pv-rule);
}

@media (min-width: 880px) {
  .privacy-head {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 48px;
    align-items: end;
  }
}

.privacy-head__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--pv-muted);
}

.privacy-head__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(27px, 5.2vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.privacy-head__lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pv-text);
}

.privacy-head__visual {
  margin: 0;
}

.privacy-head__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--pv-rule-soft);
  box-shadow: 0 12px 26px rgba(36, 28, 20, 0.16);
}

/* ---------- 双栏骨架 ---------- */
.privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding-top: 24px;
}

@media (min-width: 980px) {
  .privacy-layout {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 60px;
    padding-top: 42px;
  }
}

/* ---------- 左侧章节索引 ---------- */
.privacy-toc {
  align-self: start;
}

.privacy-toc__label {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--pv-muted);
}

.privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--pv-rule-soft);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.55);
  color: #5F5242;
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.privacy-toc__link:hover {
  color: var(--night);
  border-color: var(--tactic);
  background: rgba(124, 245, 168, 0.20);
}

.privacy-toc__link:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

.privacy-toc__link[aria-current="true"] {
  color: var(--ink);
  border-color: var(--amber);
  background: rgba(255, 176, 32, 0.18);
  font-weight: 600;
}

.privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--amber-deep);
}

@media (min-width: 980px) {
  .privacy-toc {
    position: sticky;
    top: 22px;
  }

  .privacy-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .privacy-toc__link {
    display: flex;
    padding: 7px 0 7px 11px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
  }

  .privacy-toc__link:hover {
    background: none;
    border-left-color: var(--tactic);
  }

  .privacy-toc__link[aria-current="true"] {
    background: none;
    border-left-color: var(--amber);
  }
}

/* ---------- 章节 ---------- */
.privacy-chapter {
  border-top: 1px solid var(--pv-rule);
}

.privacy-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  padding: 22px 0 18px;
  cursor: pointer;
  list-style: none;
}

.privacy-chapter__head::-webkit-details-marker {
  display: none;
}

.privacy-chapter__head:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 3px;
}

.privacy-chapter__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber-deep);
}

.privacy-chapter__title {
  position: relative;
  margin: 0;
  padding-left: 13px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 23px);
  line-height: 1.4;
  color: var(--ink);
}

.privacy-chapter__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.22em;
  bottom: 0.16em;
  width: 3px;
  background: var(--amber);
}

.privacy-chapter__toggle {
  align-self: center;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--mid);
  border-bottom: 2px solid var(--mid);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.privacy-chapter[open] .privacy-chapter__toggle {
  transform: rotate(-135deg);
}

.privacy-chapter__body {
  max-width: 60ch;
  padding: 4px 0 28px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pv-text);
}

.privacy-chapter__body > p {
  margin: 0 0 14px;
}

.privacy-chapter__body > p:last-child {
  margin-bottom: 0;
}

.privacy-chapter__body strong {
  color: var(--ink);
  font-weight: 700;
}

.privacy-chapter__body a {
  color: var(--mid);
  text-decoration: underline;
  text-decoration-color: rgba(29, 90, 69, 0.35);
  text-underline-offset: 3px;
}

.privacy-chapter__body a:hover {
  color: var(--amber-deep);
  text-decoration-color: var(--tactic);
}

.privacy-chapter__body a:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

/* ---------- 条目列表 ---------- */
.privacy-list {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
}

.privacy-list > li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
}

.privacy-list > li:last-child {
  margin-bottom: 0;
}

.privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 2px;
  background: var(--tactic);
}

.privacy-list--tight > li {
  margin-bottom: 7px;
}

.privacy-list--tight > li::before {
  background: var(--mid);
}

/* ---------- 承诺底块 ---------- */
.privacy-block {
  margin: 18px 0;
  padding: 16px 20px;
  background: var(--pv-tint);
  border-left: 3px solid var(--mid);
}

.privacy-block__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mid);
}

/* ---------- 联络信息 ---------- */
.privacy-contact {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ink);
  background: rgba(255, 176, 32, 0.22);
  padding: 1px 6px;
  border-radius: 2px;
}

@media (max-width: 979px) {
  .privacy-head {
    padding: 20px 0 26px;
    gap: 20px;
  }

  .privacy-layout {
    padding-top: 20px;
  }

  .privacy-chapter__body {
    padding-bottom: 22px;
  }
}

@media (max-width: 520px) {
  .privacy-head__title {
    font-size: 26px;
  }

  .privacy-chapter__head {
    gap: 10px;
    padding: 18px 0 14px;
  }

  .privacy-block {
    padding: 14px 15px;
  }
}