.page-privacy {
  --pd-measure: 640px;
  --pd-rule: 1px solid var(--grid);
  --pd-rule-soft: 1px solid rgba(27, 41, 66, .72);
  --pd-track: 4px;
}

/* ---------- 页首 ---------- */
.page-privacy .pd-intro {
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(32px, 5vw, 60px);
}

.page-privacy .pd-intro__kicker {
  color: var(--cyan);
  margin: 0;
}

.page-privacy .pd-intro__title {
  margin: 16px 0 20px;
  font-size: clamp(34px, 6.2vw, 80px);
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: var(--text);
  max-width: 16ch;
}

.page-privacy .pd-intro__lede {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.6;
  font-weight: 300;
  color: var(--text-64);
  margin: 0 0 clamp(26px, 3.6vw, 44px);
}

.page-privacy .pd-intro__body {
  display: grid;
  gap: 20px;
  align-items: stretch;
}

@media (min-width: 900px) {
  .page-privacy .pd-intro__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 3vw, 44px);
  }
}

/* ---------- 摘要卡 ---------- */
.page-privacy .pd-summary {
  position: relative;
  background:
    linear-gradient(180deg, rgba(111, 233, 245, .05), transparent 62%),
    var(--panel);
  border: var(--pd-rule);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-privacy .pd-summary::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 42px;
  background: var(--cyan);
}

.page-privacy .pd-summary__summary {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: var(--pd-rule-soft);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

.page-privacy .pd-summary__summary::-webkit-details-marker { display: none; }
.page-privacy .pd-summary__summary::marker { content: ""; }

.page-privacy .pd-summary__label { color: var(--cyan); }

.page-privacy .pd-summary__toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--muted);
  white-space: nowrap;
}

.page-privacy .pd-summary__toggle::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .pd-summary:not([open]) .pd-summary__toggle::after {
  transform: rotate(-45deg) translate(1px, 1px);
}

.page-privacy .pd-summary__summary:hover .pd-summary__toggle,
.page-privacy .pd-summary__summary:focus-visible .pd-summary__toggle {
  color: var(--cyan);
}

.page-privacy .pd-summary__note {
  margin: 0;
  padding-top: 12px;
  border-top: var(--pd-rule-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 首屏图像 ---------- */
.page-privacy .pd-medial {
  margin: 0;
  position: relative;
  border: var(--pd-rule);
  background: var(--ink);
  overflow: hidden;
  aspect-ratio: 8 / 5;
}

.page-privacy .pd-medial::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(4, 7, 15, 0) 40%, rgba(4, 7, 15, .68) 100%);
  pointer-events: none;
}

.page-privacy .pd-medial img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.9) contrast(1.06);
}

@media (min-width: 900px) {
  .page-privacy .pd-medial {
    aspect-ratio: auto;
    min-height: 300px;
  }
}

/* ---------- 布局：左目录 + 右正文 ---------- */
.page-privacy .pd-layout {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(36px, 5vw, 64px);
  padding-top: clamp(28px, 4vw, 48px);
  border-top: var(--pd-rule);
}

@media (min-width: 900px) {
  .page-privacy .pd-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(48px, 5vw, 76px);
  }
}

/* ---------- 锚点目录 ---------- */
.page-privacy .pd-toc {
  align-self: start;
}

.page-privacy .pd-toc__label {
  margin: 0 0 12px;
  color: var(--muted);
}

.page-privacy .pd-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pd-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 1px solid var(--grid);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-privacy .pd-toc__no {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--scale);
  transition: color var(--dur) var(--ease);
}

.page-privacy .pd-toc__link:hover,
.page-privacy .pd-toc__link:focus-visible {
  color: var(--text);
  background: var(--panel);
  border-left-color: var(--cyan-deep);
}

.page-privacy .pd-toc__link:hover .pd-toc__no,
.page-privacy .pd-toc__link:focus-visible .pd-toc__no {
  color: var(--cyan-deep);
}

.page-privacy .pd-toc__link.is-active,
.page-privacy .pd-toc__link[aria-current="true"] {
  color: var(--cyan);
  background: var(--panel);
  border-left-color: var(--cyan);
}

.page-privacy .pd-toc__link.is-active .pd-toc__no,
.page-privacy .pd-toc__link[aria-current="true"] .pd-toc__no {
  color: var(--cyan);
}

.page-privacy .pd-print {
  margin-top: 20px;
  width: 100%;
  justify-content: center;
}

@media (min-width: 900px) {
  .page-privacy .pd-toc {
    position: sticky;
    top: calc(var(--top-h) + 24px);
  }
}

@media (max-width: 899px) {
  .page-privacy .pd-toc {
    overflow-x: auto;
    padding-bottom: 6px;
  }
  .page-privacy .pd-toc__list {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    gap: 4px;
  }
  .page-privacy .pd-toc__link {
    border-left: 0;
    border-bottom: 1px solid var(--grid);
    padding: 8px 14px;
    white-space: nowrap;
  }
  .page-privacy .pd-toc__link:hover,
  .page-privacy .pd-toc__link:focus-visible,
  .page-privacy .pd-toc__link.is-active,
  .page-privacy .pd-toc__link[aria-current="true"] {
    border-left: 0;
    border-bottom-color: var(--cyan);
  }
  .page-privacy .pd-print {
    margin-top: 14px;
    width: auto;
  }
}

/* ---------- 章节 ---------- */
.page-privacy .pd-section {
  padding-block: clamp(28px, 4vw, 44px);
}

.page-privacy .pd-section + .pd-section {
  border-top: var(--pd-rule);
}

.page-privacy .pd-section:first-child {
  padding-top: 0;
}

.page-privacy .pd-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  margin-bottom: 18px;
}

.page-privacy .pd-section__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-privacy .pd-section__title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--text);
}

.page-privacy .pd-section__body {
  max-width: var(--pd-measure);
}

/* ---------- 正文元素 ---------- */
.page-privacy .pd-para {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.65;
  font-weight: 300;
  color: var(--text-64);
}

.page-privacy .pd-para:last-child {
  margin-bottom: 0;
}

.page-privacy .pd-para--dim {
  color: var(--muted);
  font-size: 13px;
}

.page-privacy .pd-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pd-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.6;
  font-weight: 300;
  color: var(--text-64);
}

.page-privacy .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 11px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 口径对照 ---------- */
.page-privacy .pd-pairs {
  margin: 0 0 16px;
  border-top: var(--pd-rule-soft);
}

.page-privacy .pd-pairs__row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: var(--pd-rule-soft);
}

.page-privacy .pd-pairs dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-privacy .pd-pairs dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  font-weight: 300;
  color: var(--text);
}

.page-privacy .pd-pairs--summary {
  margin: 0 0 14px;
  border-top: 0;
}

.page-privacy .pd-pairs--summary .pd-pairs__row:first-child {
  padding-top: 0;
}

.page-privacy .pd-pairs--summary .pd-pairs__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

@media (min-width: 560px) {
  .page-privacy .pd-pairs__row {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
  .page-privacy .pd-pairs--summary .pd-pairs__row {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 14px;
  }
}

/* ---------- 保留期限刻度 ---------- */
.page-privacy .pd-retention {
  margin: 20px 0 22px;
  padding: 18px clamp(14px, 2vw, 22px);
  background: var(--panel);
  border: var(--pd-rule-soft);
  display: grid;
  gap: 16px;
}

.page-privacy .pd-retention__row {
  display: grid;
  gap: 7px;
}

.page-privacy .pd-retention__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .pd-retention__name {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-privacy .pd-retention__val {
  font-size: 12px;
  color: var(--cyan);
}

.page-privacy .pd-retention__track {
  position: relative;
  height: var(--pd-track);
  background: var(--grid);
  overflow: hidden;
}

.page-privacy .pd-retention__track::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(4, 7, 15, .9) 0 1px, transparent 1px 10%);
  pointer-events: none;
}

.page-privacy .pd-retention__fill {
  position: absolute;
  inset: 0 auto 0 0;
  display: block;
}

.page-privacy .pd-retention__fill--log {
  width: 50%;
  background: var(--cyan-deep);
}

.page-privacy .pd-retention__fill--mail {
  width: 100%;
  background: var(--cyan);
}

.page-privacy .pd-retention__scale {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 0;
  padding-top: 8px;
  border-top: var(--pd-rule-soft);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--scale);
}

.page-privacy .pd-retention__unit {
  font-size: 10px;
  letter-spacing: .14em;
  color: var(--muted);
}

/* ---------- 邮箱条 ---------- */
.page-privacy .pd-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin: 0 0 18px;
  padding: 14px clamp(14px, 2vw, 20px);
  border: var(--pd-rule-soft);
  border-left: 3px solid var(--cyan);
  background: var(--zone);
}

.page-privacy .pd-mail__label {
  color: var(--muted);
  flex: 0 0 auto;
}

.page-privacy .pd-mail__addr {
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--text);
  flex: 1 1 auto;
  min-width: 0;
  overflow-wrap: anywhere;
}

.page-privacy .pd-mail__btn {
  flex: 0 0 auto;
}

/* ---------- 收束链接 ---------- */
.page-privacy .pd-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 0;
}

/* ---------- 焦点态 ---------- */
.page-privacy .pd-toc__link:focus-visible,
.page-privacy .pd-summary__summary:focus-visible,
.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pd-toc__link,
  .page-privacy .pd-summary__toggle::after,
  .page-privacy .pd-summary__summary {
    transition: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy .pd-toc,
  .page-privacy .pd-print,
  .page-privacy .pd-links {
    display: none;
  }
  .page-privacy .pd-layout {
    grid-template-columns: minmax(0, 1fr);
    border-top: 0;
    padding-top: 0;
    margin-top: 24px;
  }
  .page-privacy .pd-section {
    break-inside: avoid;
  }
}