.page-privacy {
  --pp-measure: 68ch;
  --pp-index-w: 218px;
  --pp-sticky: 104px;
  padding-bottom: clamp(56px, 9vw, 110px);
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  padding-top: clamp(16px, 3vw, 30px);
}

.page-privacy .privacy-title {
  margin: 12px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.04;
  letter-spacing: .005em;
  color: var(--text);
}

.page-privacy .privacy-lede {
  max-width: 60ch;
  margin: 16px 0 0;
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 首屏横幅 ---------- */
.page-privacy .privacy-banner {
  margin: clamp(22px, 4vw, 38px) 0 0;
  border: 3px solid var(--paper-ink);
  box-shadow: 8px 8px 0 rgba(63, 232, 206, .22);
  background: var(--turf-2);
  overflow: hidden;
}

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

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(30px, 5vw, 58px);
}

/* ---------- 右侧章节刻度 ---------- */
.page-privacy .privacy-index {
  background: var(--ink-2);
  border: 2px solid var(--line);
  padding: 16px 14px 14px;
}

.page-privacy .index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-privacy .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-privacy .index-list li {
  min-width: 0;
}

.page-privacy .index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 8px 8px 10px;
  border-left: 2px solid transparent;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color .16s ease, background-color .16s ease, border-color .16s ease;
}

.page-privacy .index-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--yellow);
}

.page-privacy .index-list a:hover,
.page-privacy .index-list a:focus-visible {
  color: var(--text);
  background: rgba(63, 232, 206, .08);
  border-left-color: var(--cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-article {
  min-width: 0;
  font-size: clamp(15px, 1.65vw, 16.5px);
  line-height: 1.78;
  color: var(--text);
}

.page-privacy .privacy-article p {
  margin: 0 0 14px;
  max-width: var(--pp-measure);
}

.page-privacy .privacy-article a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 232, 206, .45);
}

.page-privacy .privacy-article a:hover,
.page-privacy .privacy-article a:focus-visible {
  border-bottom-color: var(--cyan);
  background: rgba(63, 232, 206, .09);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  padding-top: clamp(28px, 4.4vw, 46px);
  margin-top: clamp(28px, 4.4vw, 46px);
  border-top: 1px solid var(--hair);
  scroll-margin-top: var(--pp-sticky);
}

.page-privacy .privacy-section:first-of-type {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-privacy .privacy-section h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.3vw, 31px);
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--text);
}

.page-privacy .sec-num {
  flex: 0 0 auto;
  position: relative;
  top: -2px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(12px, 1.3vw, 14px);
  letter-spacing: .08em;
  color: var(--yellow);
}

.page-privacy .privacy-section:target .sec-num {
  color: var(--cyan);
}

/* ---------- 四类信息 ---------- */
.page-privacy .fact-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: fact;
}

.page-privacy .fact-list li {
  counter-increment: fact;
  position: relative;
  padding: 13px 16px 13px 46px;
  background: var(--turf-2);
  border-left: 3px solid var(--cyan);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-privacy .fact-list li::before {
  content: counter(fact, decimal-leading-zero);
  position: absolute;
  left: 15px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--yellow);
}

.page-privacy .fact-list strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 用途四格 ---------- */
.page-privacy .use-grid {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(232px, 1fr));
  gap: 12px;
}

.page-privacy .use-grid li {
  padding: 16px 16px 14px;
  background: linear-gradient(180deg, var(--turf) 0%, var(--turf-2) 100%);
  border: 1px solid var(--line);
  transition: transform .18s ease, border-color .18s ease;
}

.page-privacy .use-grid li:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.page-privacy .use-grid h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--cyan);
}

.page-privacy .use-grid p {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.66;
  color: var(--muted);
}

/* ---------- 奶油纸承诺块 ---------- */
.page-privacy .promise {
  margin: clamp(22px, 3.6vw, 34px) 0 0;
  padding: clamp(18px, 3vw, 28px);
  background: var(--paper);
  color: var(--paper-ink);
  border: 3px solid var(--paper-ink);
  box-shadow: 8px 8px 0 rgba(63, 232, 206, .24);
}

.page-privacy .promise-kicker {
  display: inline-block;
  margin: 0 0 12px;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--paper-ink);
}

.page-privacy .promise-text {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(16px, 2.2vw, 21px);
  line-height: 1.5;
  color: var(--paper-ink);
}

/* ---------- 用户选择清单 ---------- */
.page-privacy .choice-list {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-privacy .choice-list li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair);
}

.page-privacy .choice-list strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: .01em;
  color: var(--cyan);
}

.page-privacy .choice-list span {
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 联系方式卡 ---------- */
.page-privacy .contact-card {
  margin: 20px 0 22px;
  padding: 4px 18px;
  background: var(--ink-2);
  border: 2px solid var(--line);
}

.page-privacy .contact-list {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .contact-list dt {
  padding: 14px 0 3px;
  border-top: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-privacy .contact-list dd {
  margin: 0;
  padding: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

/* ---------- 窄屏：章节刻度变横向滑动条 ---------- */
@media (max-width: 899px) {
  .page-privacy .privacy-index {
    padding: 12px 12px 10px;
  }

  .page-privacy .index-list {
    flex-direction: row;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .page-privacy .index-list li {
    flex: 0 0 auto;
  }

  .page-privacy .index-list a {
    padding: 8px 10px;
    border-left: 0;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
  }

  .page-privacy .index-list a:hover,
  .page-privacy .index-list a:focus-visible {
    border-left-color: transparent;
    border-bottom-color: var(--cyan);
  }
}

/* ---------- 中等屏：清单转两列 ---------- */
@media (min-width: 640px) {
  .page-privacy .choice-list li {
    grid-template-columns: minmax(120px, 168px) minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .contact-list {
    grid-template-columns: 148px minmax(0, 1fr);
  }

  .page-privacy .contact-list dt {
    padding: 14px 0;
  }

  .page-privacy .contact-list dd {
    padding: 14px 0;
  }
}

/* ---------- 桌面：右侧固定刻度 + 8:3 非对称分栏 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) var(--pp-index-w);
    gap: clamp(34px, 4vw, 62px);
    align-items: start;
  }

  .page-privacy .privacy-article {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .privacy-index {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: var(--pp-sticky);
    max-height: calc(100vh - var(--pp-sticky) - 24px);
    overflow-y: auto;
  }
}

@media (min-width: 1100px) {
  .page-privacy .privacy-article {
    padding-right: clamp(0px, 2vw, 24px);
  }
}