.page-privacy {
  --pv-text: rgba(243, 238, 227, .86);
  --pv-rule: rgba(154, 166, 204, .2);
  --pv-soft: rgba(22, 32, 74, .55);
  background: var(--ink-900);
  color: var(--paper);
}

.page-privacy .privacy-flow {
  max-width: 780px;
  margin: 0 auto;
  padding-bottom: clamp(48px, 8vw, 92px);
}

.page-privacy .privacy-flow > * + * {
  margin-top: clamp(26px, 4.5vw, 46px);
}

/* 面包屑 */
.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3.5vw, 30px);
  font-size: .82rem;
  color: var(--mist);
  letter-spacing: .02em;
}

.page-privacy .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy .breadcrumb a:hover {
  color: var(--cy);
  border-bottom-color: var(--cy);
}

.page-privacy .bc-sep {
  margin: 0 .5em;
  color: var(--line);
}

.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

/* 页首 */
.page-privacy .privacy-hero .section-label {
  color: var(--cy);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.8rem, 5vw, 2.85rem);
  line-height: 1.24;
  letter-spacing: .01em;
  margin: 14px 0 0;
}

.page-privacy .privacy-hero .lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(.97rem, 1.5vw, 1.06rem);
  line-height: 1.9;
  color: var(--pv-text);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-meta-note {
  font-size: 12.5px;
  color: var(--mist);
  letter-spacing: .02em;
}

/* 页首窄幅图 */
.page-privacy .privacy-banner {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
  box-shadow: 8px 8px 0 -2px var(--ink-950), 9px 9px 0 -2px var(--line);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-privacy .privacy-banner__cap {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* 章节导航 */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  background: var(--ink-800);
  padding: clamp(18px, 3vw, 26px);
}

.page-privacy .privacy-toc .section-label {
  color: var(--mist);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 8px;
  color: var(--paper);
  text-decoration: none;
  font-size: .93rem;
  border-bottom: 1px solid var(--pv-rule);
  transition: color .16s ease, background-color .16s ease, padding-left .16s ease;
}

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

.page-privacy .toc-link:hover,
.page-privacy .toc-link[aria-current="true"] {
  color: var(--cy);
  background: var(--pv-soft);
  padding-left: 14px;
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--cy);
  min-width: 2.2ch;
}

/* 章节通用 */
.page-privacy .privacy-sec {
  scroll-margin-top: 140px;
}

.page-privacy .sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .sec-num {
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 1.8vw, 1.15rem);
  letter-spacing: .08em;
  color: var(--cy);
}

.page-privacy .sec-head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.22rem, 2.6vw, 1.7rem);
  line-height: 1.35;
}

.page-privacy .sec-body {
  padding-top: 20px;
  display: grid;
  gap: 18px;
}

.page-privacy .sec-body > p {
  margin: 0;
  max-width: 62ch;
  font-size: .96rem;
  line-height: 1.92;
  color: var(--pv-text);
}

/* 字段列表 */
.page-privacy .field-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-privacy .field-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--pv-rule);
}

.page-privacy .field-item:first-child {
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .field-item dt {
  position: relative;
  padding-left: 16px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: .01em;
}

.page-privacy .field-item dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--cy);
}

.page-privacy .field-item dd {
  margin: 8px 0 0;
  padding-left: 16px;
  max-width: 60ch;
  font-size: .93rem;
  line-height: 1.88;
  color: var(--pv-text);
}

/* 用途列表 */
.page-privacy .purpose-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

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

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

.page-privacy .purpose-key {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--ink-950);
  background: var(--cy);
  padding: 3px 9px;
}

.page-privacy .purpose-list p {
  margin: 10px 0 0;
  max-width: 60ch;
  font-size: .93rem;
  line-height: 1.88;
  color: var(--pv-text);
}

/* 保存期限 */
.page-privacy .retention-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .retention-cell {
  background: var(--ink-800);
  padding: 16px 16px 18px;
}

.page-privacy .retention-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-privacy .retention-text {
  margin: 8px 0 0;
  font-size: .91rem;
  line-height: 1.82;
  color: var(--pv-text);
}

/* 权利章节：全页唯一强调色块 */
.page-privacy .privacy-sec--rights {
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  padding: clamp(20px, 3.2vw, 32px);
}

.page-privacy .privacy-sec--rights .sec-head {
  border-bottom-color: var(--pv-rule);
}

.page-privacy .privacy-sec--rights .sec-num {
  color: var(--orange);
}

.page-privacy .rights-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-privacy .rights-list li {
  display: grid;
  grid-template-columns: 2.1rem 1fr;
  gap: 0 12px;
  align-items: start;
}

.page-privacy .rights-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  font-family: var(--font-serif);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: 50%;
}

.page-privacy .rights-list p {
  margin: 0;
  padding-top: .28rem;
  font-size: .93rem;
  line-height: 1.88;
  color: var(--paper);
}

.page-privacy .rights-note {
  padding: 14px 16px;
  background: rgba(10, 13, 22, .5);
  border-left: 2px solid var(--orange);
  font-size: .88rem;
  line-height: 1.82;
  color: var(--pv-text);
  max-width: 62ch;
}

/* 联系 */
.page-privacy .copy-field {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--pv-soft);
}

.page-privacy .copy-field-label {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .copy-field-value {
  font-family: var(--font-mono);
  font-size: clamp(.98rem, 2vw, 1.16rem);
  color: var(--cy);
  word-break: break-all;
}

.page-privacy .copy-field .btn {
  justify-self: start;
}

.page-privacy .copy-field-hint {
  font-size: 12px;
  color: var(--mist);
}

.page-privacy .contact-line {
  margin: 0;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--pv-text);
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

/* 页脚链接区 */
.page-privacy .privacy-foot {
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 12.6px;
  line-height: 1.9;
  color: var(--mist);
  max-width: 66ch;
}

.page-privacy .privacy-foot p {
  margin: 0;
}

.page-privacy .privacy-foot a {
  color: var(--cy);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, .35);
  transition: border-color .16s ease, color .16s ease;
}

.page-privacy .privacy-foot a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-privacy .privacy-topline {
  display: flex;
  justify-content: flex-start;
}

.page-privacy .to-top {
  appearance: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--mist);
  font-family: var(--font-narrow);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 10px 18px;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy .to-top:hover {
  color: var(--cy);
  border-color: var(--cy);
}

@media (min-width: 560px) {
  .page-privacy .toc-list {
    grid-template-columns: 1fr 1fr;
    column-gap: 30px;
  }

  .page-privacy .toc-list li:nth-last-child(2) .toc-link {
    border-bottom: 0;
  }

  .page-privacy .retention-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero h1 {
    max-width: 22ch;
  }

  .page-privacy .sec-body {
    padding-left: 6px;
  }

  .page-privacy .retention-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-privacy .retention-cell {
    padding: 18px 16px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link,
  .page-privacy .breadcrumb a,
  .page-privacy .privacy-foot a,
  .page-privacy .to-top {
    transition: none;
  }
}