.page-privacy {
  --pv-text: #22333A;
  --pv-rail: 250px;
  background: var(--fog);
  color: var(--pv-text);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  background:
    radial-gradient(120% 110% at 12% 0%, rgba(42, 90, 99, 0.62), rgba(20, 49, 58, 0) 62%),
    linear-gradient(180deg, #0D1418 0%, #14313A 100%);
  color: var(--fog);
  border-bottom: 1px solid var(--rule-strong);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 32px;
  padding-top: 24px;
  padding-bottom: 40px;
}

.page-privacy .breadcrumb {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cold);
}

.page-privacy .breadcrumb a {
  color: var(--cold);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.page-privacy .breadcrumb span[aria-hidden] {
  margin: 0 8px;
  color: var(--dai);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 14px 0 18px;
  max-width: 20ch;
}

.page-privacy .privacy-hero .lead {
  font-size: 17px;
  line-height: 1.85;
  color: var(--fog);
  opacity: 0.88;
  max-width: 46ch;
  margin: 0;
}

.page-privacy .privacy-hero__facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  border-top: 1px dashed var(--rule-strong);
  padding-top: 18px;
}

.page-privacy .privacy-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--fog);
  opacity: 0.92;
}

.page-privacy .privacy-hero__facts .mono {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
  flex: none;
}

.page-privacy .privacy-hero__media {
  margin: 0;
  background: var(--bridge);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.82;
  mix-blend-mode: luminosity;
}

.page-privacy .privacy-hero__cap {
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.06em;
  color: var(--cold);
  border-top: 1px solid var(--rule);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  padding: 4px 0 64px;
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 28px;
}

/* ---------- 左侧目录 ---------- */
.page-privacy .privacy-toc {
  border: 1px solid var(--rule);
  background: var(--paper);
  padding: 16px 18px 18px;
  box-shadow: 0 1px 0 rgba(159, 179, 190, 0.14);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--mist);
}

.page-privacy .privacy-toc__nav {
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--rule);
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0 9px 12px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .privacy-toc__link .mono {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cold);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--ink);
  border-left-color: var(--orange);
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ---------- 文档区 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: 34px 0 30px;
  border-top: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-doc > .privacy-section:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-privacy .privacy-section:target {
  border-top-color: var(--amber);
}

.page-privacy .privacy-section__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--orange);
  margin: 0 0 6px;
}

.page-privacy .privacy-section h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 16px;
}

.page-privacy .privacy-summary {
  margin: 0 0 20px;
  padding: 13px 16px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--dai);
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--bridge);
}

.page-privacy .privacy-section p {
  font-size: 17px;
  line-height: 1.85;
  color: var(--pv-text);
  margin: 0 0 1.2em;
}

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

.page-privacy .privacy-section a:not(.privacy-mail) {
  color: var(--dai);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
}

.page-privacy .privacy-section a:not(.privacy-mail):hover,
.page-privacy .privacy-section a:not(.privacy-mail):focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-privacy .privacy-mail {
  font-size: 15px;
  color: var(--dai);
  text-decoration: none;
  border-bottom: 1px dashed var(--dai);
  word-break: break-all;
}

.page-privacy .privacy-mail:hover,
.page-privacy .privacy-mail:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 要点列表 ---------- */
.page-privacy .privacy-points {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
}

.page-privacy .privacy-points li {
  position: relative;
  padding: 13px 0 13px 22px;
  border-top: 1px dashed var(--rule-strong);
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--pv-text);
}

.page-privacy .privacy-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 21px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--dai);
  border-radius: 50%;
  background: transparent;
}

.page-privacy .privacy-points li:last-child {
  border-bottom: 1px dashed var(--rule-strong);
}

.page-privacy .privacy-points strong {
  color: var(--ink);
  font-weight: 700;
}

/* ---------- 字段列表 ---------- */
.page-privacy .privacy-defs {
  margin: 0 0 1.2em;
}

.page-privacy .privacy-defs__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px dashed var(--rule-strong);
}

.page-privacy .privacy-defs__row:last-child {
  border-bottom: 1px dashed var(--rule-strong);
}

.page-privacy .privacy-defs dt {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-privacy .privacy-defs dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pv-text);
}

/* ---------- 折叠块 ---------- */
.page-privacy .privacy-fold {
  border: 1px solid var(--rule);
  background: var(--paper);
  margin-bottom: 1.2em;
}

.page-privacy .privacy-fold summary {
  cursor: pointer;
  padding: 13px 16px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--bridge);
  list-style: none;
}

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

.page-privacy .privacy-fold summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  color: var(--orange);
}

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

.page-privacy .privacy-fold summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -2px;
}

.page-privacy .privacy-fold__body {
  padding: 4px 16px 14px;
  border-top: 1px dashed var(--rule-strong);
}

.page-privacy .privacy-fold__body p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pv-text);
}

/* ---------- 联系面板 ---------- */
.page-privacy .privacy-contact {
  background: var(--ink);
  border: 1px solid var(--rule-strong);
  padding: 18px 20px;
  margin-bottom: 24px;
}

.page-privacy .privacy-contact__line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fog);
}

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

.page-privacy .privacy-contact__label {
  flex: none;
  min-width: 76px;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  color: var(--cold);
}

.page-privacy .privacy-contact a.mono {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px dashed rgba(44, 198, 174, 0.5);
  word-break: break-all;
}

.page-privacy .privacy-contact a.mono:hover,
.page-privacy .privacy-contact a.mono:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-privacy .privacy-contact .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 版本刻度条 ---------- */
.page-privacy .privacy-timeline {
  list-style: none;
  margin: 0 0 24px;
  padding: 0 0 0 22px;
  border-left: 1px solid var(--dai);
}

.page-privacy .privacy-timeline__item {
  position: relative;
  padding-bottom: 18px;
}

.page-privacy .privacy-timeline__item:last-child {
  padding-bottom: 0;
}

.page-privacy .privacy-timeline__item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(228, 118, 42, 0.16);
}

.page-privacy .privacy-timeline__year {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--dai);
  margin: 0 0 2px;
}

.page-privacy .privacy-timeline__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--pv-text);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    padding-top: 32px;
    padding-bottom: 52px;
  }

  .page-privacy .privacy-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .privacy-hero__facts li {
    flex-direction: column;
    gap: 6px;
  }

  .page-privacy .privacy-defs__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-privacy .privacy-section {
    padding: 46px 0 40px;
  }

  .page-privacy .privacy-summary {
    max-width: 62ch;
  }

  .page-privacy .privacy-points li,
  .page-privacy .privacy-defs dd,
  .page-privacy .privacy-section p {
    max-width: 68ch;
  }
}

@media (min-width: 1400px) {
  .page-privacy {
    --pv-rail: 270px;
  }

  .page-privacy .privacy-layout {
    gap: 84px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link {
    transition: none;
  }
}