.page-privacy {
  --privacy-measure: 68ch;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 44px) 0 clamp(22px, 3.4vw, 36px);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-privacy .privacy-head::before {
  content: "";
  display: block;
  width: clamp(52px, 8vw, 96px);
  height: 6px;
  margin-bottom: 18px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14% 100%);
}

.page-privacy .privacy-head::after {
  content: "";
  position: absolute;
  right: -8%;
  top: -34%;
  width: clamp(140px, 26vw, 300px);
  height: clamp(140px, 26vw, 300px);
  background: linear-gradient(145deg, var(--orange) 0 46%, transparent 46.4%);
  opacity: .14;
  pointer-events: none;
  z-index: 0;
}

.page-privacy .privacy-head > * {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-head .lede {
  max-width: 62ch;
  margin-top: 14px;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-privacy .head-jump {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--gray);
}

.page-privacy .head-jump a {
  color: var(--ice-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ice);
}

.page-privacy .head-jump a:hover,
.page-privacy .head-jump a:focus-visible {
  color: var(--orange-deep);
  border-bottom-color: var(--orange);
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
  padding-bottom: clamp(56px, 8vw, 96px);
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  border: 1px solid var(--ink);
  background: var(--paper-2);
  padding: 14px 14px 16px;
  box-shadow: 5px 5px 0 rgba(20, 22, 26, .07);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .toc-title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  min-width: max-content;
}

.page-privacy .toc-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.35;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  border-color: var(--orange);
  color: var(--orange-deep);
  background: var(--orange-soft);
}

.page-privacy .toc-no {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .clause {
  max-width: var(--privacy-measure);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--ink);
}

.page-privacy .clause + .clause {
  margin-top: clamp(38px, 6vw, 72px);
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .clause-head .index-no {
  flex: none;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-privacy .clause-head h2 {
  margin: 0;
  font-size: clamp(23px, 2.5vw, 33px);
  line-height: 1.24;
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-privacy .clause p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

/* ---------- 条款列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-privacy .privacy-list li {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-list li:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .item-key {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .07em;
  color: var(--ice-deep);
}

.page-privacy .privacy-list p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 重点条款色块 ---------- */
.page-privacy .term-note {
  margin-top: 22px;
  padding: 16px 18px;
  background: var(--orange-soft);
  border-left: 3px solid var(--orange);
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-privacy .term-note strong {
  color: var(--orange-deep);
  font-weight: 700;
}

.page-privacy .term-note a {
  color: var(--ice-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ice);
}

.page-privacy .term-note a:hover,
.page-privacy .term-note a:focus-visible {
  color: var(--orange-deep);
  border-bottom-color: var(--orange);
}

/* ---------- 保存期限表 ---------- */
.page-privacy .retain-table {
  margin: 20px 0 22px;
  border: 1px solid var(--ink);
  background: var(--paper);
}

.page-privacy .retain-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .retain-row:last-child {
  border-bottom: 0;
}

.page-privacy .retain-key {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.page-privacy .retain-val {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--ice-deep);
}

/* ---------- 折叠条款 ---------- */
.page-privacy .fold {
  margin-top: 22px;
  border: 1px solid var(--line);
  background: var(--paper-2);
}

.page-privacy .fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--ink);
}

.page-privacy .fold > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .fold > summary::after {
  content: "+";
  flex: none;
  color: var(--orange);
  font-size: 17px;
  line-height: 1;
}

.page-privacy .fold[open] > summary::after {
  content: "–";
}

.page-privacy .fold[open] > summary {
  color: var(--orange-deep);
}

.page-privacy .fold-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
}

.page-privacy .fold-body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 图像 ---------- */
.page-privacy .privacy-figure {
  margin: 26px 0 0;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--ink);
  background: var(--paper-2);
}

.page-privacy .figure-caption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 收尾深色面板 ---------- */
.page-privacy .privacy-cta {
  max-width: var(--privacy-measure);
  margin-top: clamp(46px, 7vw, 78px);
  padding: clamp(26px, 4vw, 44px);
  background: var(--forest);
  border: 1px solid var(--ink);
  color: var(--forest-ink);
}

.page-privacy .privacy-cta .eyebrow {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-privacy .privacy-cta h2 {
  margin: 12px 0 12px;
  font-size: clamp(23px, 2.8vw, 33px);
  line-height: 1.25;
  font-weight: 900;
  color: var(--paper);
}

.page-privacy .privacy-cta p {
  max-width: 58ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--forest-ink);
}

.page-privacy .privacy-cta .btn {
  margin-top: 22px;
}

/* ---------- 回到顶部 ---------- */
.page-privacy .back-top {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .05em;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .back-top:hover,
.page-privacy .back-top:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: #FFF;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-privacy .retain-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(190px, 248px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
    overflow-x: visible;
    padding: 20px 20px 22px;
  }

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

  .page-privacy .toc-list li + li {
    margin-top: 2px;
  }

  .page-privacy .toc-list a {
    display: flex;
    width: 100%;
    border: 0;
    border-bottom: 1px dashed var(--line);
    background: transparent;
    padding: 9px 0;
    white-space: normal;
  }

  .page-privacy .toc-list li:last-child a {
    border-bottom: 0;
  }

  .page-privacy .toc-list a:hover,
  .page-privacy .toc-list a:focus-visible {
    background: transparent;
    padding-left: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-list a,
  .page-privacy .back-top {
    transition: none;
  }
}