.page-privacy {
  --dp-text: #C8D3DF;
  --dp-text-soft: #94A5B7;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .dp-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--mist-line);
  background: var(--ink-2);
}

.page-privacy .dp-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-privacy .dp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 15, 28, 0.78) 0%, rgba(6, 15, 28, 0.62) 46%, var(--ink) 100%),
    linear-gradient(-6deg, rgba(53, 224, 208, 0.10) 0%, rgba(53, 224, 208, 0) 58%);
}

.page-privacy .dp-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(108px, 19vh, 176px);
  padding-bottom: clamp(40px, 7vw, 76px);
}

.page-privacy .dp-hero__title {
  margin-top: 12px;
  color: var(--bone);
}

.page-privacy .dp-hero__lede {
  max-width: 60ch;
  margin-top: 20px;
  color: var(--dp-text);
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.85;
}

.page-privacy .dp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-privacy .dp-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border: 1px solid var(--mist-line);
  border-radius: var(--radius);
  background: rgba(14, 29, 51, 0.66);
  color: var(--dp-text-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-privacy .dp-chip--accent {
  color: var(--cyan);
  border-color: rgba(53, 224, 208, 0.42);
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .dp-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-top: clamp(36px, 6vw, 68px);
  padding-bottom: clamp(56px, 9vw, 104px);
}

/* ---------- 章节索引 ---------- */
.page-privacy .dp-toc {
  border-top: 1px solid var(--mist-line);
  padding-top: 16px;
}

.page-privacy .dp-toc__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dp-text-soft);
  margin-bottom: 10px;
}

.page-privacy .dp-toc__link {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  color: var(--dp-text-soft);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  border-bottom: 1px solid var(--mist-line);
  transition: color 160ms ease-out, border-color 160ms ease-out;
}

.page-privacy .dp-toc__link:hover,
.page-privacy .dp-toc__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(53, 224, 208, 0.5);
}

.page-privacy .dp-toc__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--rock);
  transition: color 160ms ease-out;
}

.page-privacy .dp-toc__link:hover .dp-toc__n {
  color: var(--coral);
}

/* ---------- 正文 ---------- */
.page-privacy .dp-body {
  max-width: 68ch;
  min-width: 0;
}

.page-privacy .dp-sec {
  scroll-margin-top: 104px;
  border-top: 1px solid var(--mist-line);
  padding-top: 30px;
  margin-top: 30px;
}

.page-privacy .dp-body > .dp-sec:first-child {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

.page-privacy .dp-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .dp-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .dp-sec__head h2 {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 27px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-privacy .dp-body p {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--dp-text);
}

.page-privacy .dp-body p:first-of-type {
  margin-top: 0;
}

.page-privacy .dp-body strong {
  color: var(--bone);
  font-weight: 600;
}

/* ---------- 列表 ---------- */
.page-privacy .dp-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .dp-list__item {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--dp-text);
}

.page-privacy .dp-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 定义块 ---------- */
.page-privacy .dp-def {
  margin-top: 20px;
  padding: 16px 18px;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(53, 224, 208, 0.07);
}

.page-privacy .dp-def__term {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .dp-def p {
  margin-top: 0;
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 留存期限表 ---------- */
.page-privacy .dp-table-wrap {
  margin-top: 20px;
  border: 1px solid var(--mist-line);
  border-radius: var(--radius);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .dp-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-privacy .dp-table th,
.page-privacy .dp-table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
  border-bottom: 1px solid var(--mist-line);
}

.page-privacy .dp-table thead th {
  background: rgba(42, 58, 77, 0.4);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--dp-text-soft);
  white-space: nowrap;
}

.page-privacy .dp-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .dp-table tbody td {
  color: var(--dp-text);
  line-height: 1.7;
}

.page-privacy .dp-table tbody td:first-child {
  color: var(--bone);
  font-weight: 600;
}

.page-privacy .dp-mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

/* ---------- 折叠说明 ---------- */
.page-privacy .dp-details {
  margin-top: 18px;
  border: 1px solid var(--mist-line);
  border-radius: var(--radius);
  background: rgba(14, 29, 51, 0.55);
}

.page-privacy .dp-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--bone);
  transition: color 160ms ease-out;
}

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

.page-privacy .dp-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-privacy .dp-details[open] summary::after {
  content: "−";
}

.page-privacy .dp-details summary:hover {
  color: var(--cyan);
}

.page-privacy .dp-details__body {
  padding: 0 16px 16px;
}

.page-privacy .dp-details__body p {
  margin-top: 0;
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 联系方式块 ---------- */
.page-privacy .dp-contact {
  margin-top: 24px;
  padding: 22px 20px;
  border: 1px solid rgba(255, 107, 74, 0.34);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255, 107, 74, 0.10) 0%, rgba(255, 107, 74, 0) 72%);
}

.page-privacy .dp-contact__title {
  margin-top: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--coral);
}

.page-privacy .dp-contact__row {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 12px;
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .dp-contact__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--dp-text-soft);
  padding-top: 2px;
}

.page-privacy .dp-contact__v {
  color: var(--bone);
  overflow-wrap: anywhere;
}

.page-privacy .dp-contact__note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--dp-text-soft);
}

.page-privacy .dp-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-privacy .dp-contact__actions .btn {
  text-decoration: none;
}

.page-privacy .link-under {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
  transition: border-color 160ms ease-out;
}

.page-privacy .link-under:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 960px) {
  .page-privacy .dp-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 68px;
    align-items: start;
  }

  .page-privacy .dp-toc {
    position: sticky;
    top: 96px;
    border-top: 0;
    padding-top: 0;
  }

  .page-privacy .dp-sec {
    padding-top: 38px;
    margin-top: 38px;
    scroll-margin-top: 112px;
  }

  .page-privacy .dp-sec__head {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .dp-toc__link,
  .page-privacy .dp-toc__n,
  .page-privacy .dp-details summary,
  .page-privacy .link-under {
    transition: none;
  }
}