.page-privacy {
  --pp-measure: min(70ch, 700px);
  --pp-index-w: 264px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  background:
    linear-gradient(180deg, var(--paper-050) 0%, var(--paper-050) 68%, var(--paper-100) 100%);
  border-bottom: 1px solid var(--line);
  padding: clamp(20px, 4vw, 36px) 0 clamp(40px, 6vw, 76px);
  position: relative;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--signal) 0%, var(--signal) 34%, var(--mint) 34%, var(--mint) 68%, var(--sand) 68%, var(--sand) 100%);
  opacity: .9;
}

.page-privacy .privacy-hero .breadcrumb {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 14px;
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

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

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 26px;
  padding-top: 26px;
}

.page-privacy .privacy-hero__meta {
  border-left: 2px solid var(--signal);
  padding: 4px 0 4px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-privacy .privacy-hero__meta-label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
  margin: 10px 0 0;
}

.page-privacy .privacy-hero__meta-label:first-child { margin-top: 0; }

.page-privacy .privacy-hero__meta-value {
  font-size: 15px;
  color: var(--ink-900);
  font-weight: 500;
  margin: 0;
}

.page-privacy .privacy-hero__meta .status-cluster { margin-top: 4px; }

.page-privacy .privacy-hero__copy .page-head__kicker {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--signal-deep);
  margin: 0 0 14px;
}

.page-privacy .privacy-hero__copy .page-head__title {
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ink-900);
  margin: 0 0 20px;
  max-width: 22ch;
}

.page-privacy .privacy-hero__copy .page-head__lede {
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-700);
  max-width: var(--pp-measure);
  margin: 0;
}

.page-privacy .privacy-hero__figure {
  margin: 34px 0 0;
}

/* ---------- 主体 ---------- */
.page-privacy .privacy-body {
  padding: clamp(40px, 6vw, 76px) 0 clamp(64px, 9vw, 120px);
  background: var(--paper-050);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 32px;
}

/* ---------- 左侧索引 ---------- */
.page-privacy .privacy-index {
  border-top: 2px solid var(--ink-900);
  padding-top: 16px;
  align-self: start;
}

.page-privacy .privacy-index__title {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
  margin: 0 0 14px;
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  counter-reset: none;
}

.page-privacy .privacy-index__list li + li {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-index__list a {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0 11px 10px;
  font-size: 14px;
  color: var(--ink-700);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .privacy-index__list a .mono {
  font-size: 12px;
  color: var(--slate);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--ink-900);
  border-left-color: var(--signal);
  background: var(--orange-100);
}

.page-privacy .privacy-index__list a:hover .mono,
.page-privacy .privacy-index__list a:focus-visible .mono {
  color: var(--signal-deep);
}

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

.page-privacy .privacy-index__legend-title {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
  margin: 0 0 10px;
}

.page-privacy .privacy-index .legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .privacy-index .legend__item {
  font-size: 12.5px;
  color: var(--ink-700);
}

/* ---------- 字号切换 ---------- */
.page-privacy .privacy-reader {
  position: relative;
}

.page-privacy .privacy-reader__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-privacy .privacy-reader__bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 6px;
}

.page-privacy .privacy-reader__bar-label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
  margin-right: 4px;
}

.page-privacy .privacy-reader__btn {
  display: inline-block;
  min-width: 42px;
  padding: 5px 12px;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--ink-700);
  background: var(--paper-100);
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  text-align: center;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-reader__btn:hover {
  background: var(--orange-100);
  border-color: var(--signal);
}

.page-privacy #p-fs-s:checked ~ .privacy-reader__bar label[for="p-fs-s"],
.page-privacy #p-fs-m:checked ~ .privacy-reader__bar label[for="p-fs-m"],
.page-privacy #p-fs-l:checked ~ .privacy-reader__bar label[for="p-fs-l"] {
  background: var(--orange-100);
  border-color: var(--signal);
  color: var(--signal-deep);
  font-weight: 600;
}

.page-privacy #p-fs-s:focus-visible ~ .privacy-reader__bar label[for="p-fs-s"],
.page-privacy #p-fs-m:focus-visible ~ .privacy-reader__bar label[for="p-fs-m"],
.page-privacy #p-fs-l:focus-visible ~ .privacy-reader__bar label[for="p-fs-l"] {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-privacy .privacy-reader__content {
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-privacy #p-fs-s:checked ~ .privacy-reader__content { font-size: 15px; }
.page-privacy #p-fs-m:checked ~ .privacy-reader__content { font-size: 17px; }
.page-privacy #p-fs-l:checked ~ .privacy-reader__content { font-size: 19px; }

/* ---------- 折叠小节 ---------- */
.page-privacy .privacy-fold {
  border-top: 1px solid var(--line-strong);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-fold:last-of-type {
  border-bottom: 1px solid var(--line-strong);
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  padding: 22px 0;
  cursor: pointer;
  list-style: none;
}

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

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

.page-privacy .privacy-fold__num {
  font-size: 12px;
  color: var(--signal-deep);
  letter-spacing: .08em;
}

.page-privacy .privacy-fold__title {
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink-900);
  flex: 1 1 auto;
  min-width: 0;
}

.page-privacy .privacy-fold__summary .tag {
  font-size: 11px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: 2px;
  white-space: nowrap;
}

.page-privacy .privacy-fold__caret {
  width: 9px;
  height: 9px;
  margin-left: auto;
  border-right: 1.5px solid var(--slate);
  border-bottom: 1.5px solid var(--slate);
  transform: rotate(45deg) translateY(-2px);
  transition: transform .22s var(--ease);
  flex: none;
  align-self: center;
}

.page-privacy .privacy-fold[open] .privacy-fold__caret {
  transform: rotate(-135deg) translateY(-2px);
}

.page-privacy .privacy-fold__body {
  padding: 0 0 30px;
  max-width: var(--pp-measure);
}

.page-privacy .privacy-fold__body p {
  margin: 0 0 16px;
  color: var(--ink-700);
}

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

.page-privacy .privacy-fold__body a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  transition: color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .privacy-fold__body a:hover,
.page-privacy .privacy-fold__body a:focus-visible {
  color: var(--signal-deep);
  background: var(--orange-100);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-list li {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-list__key {
  font-size: 12.5px;
  letter-spacing: .1em;
  font-weight: 600;
  color: var(--ink-900);
}

.page-privacy .privacy-list__val {
  font-size: 0.94em;
  line-height: 1.74;
  color: var(--ink-700);
}

/* ---------- 提示卡 ---------- */
.page-privacy .privacy-note {
  background: var(--paper-100);
  border-left: 2px solid var(--signal);
  border-radius: 2px;
  padding: 15px 18px;
  font-size: 0.92em;
  line-height: 1.72;
  color: var(--ink-700);
  margin: 20px 0 0;
}

.page-privacy .privacy-note--mint {
  background: var(--mint-050);
  border-left-color: var(--mint);
}

.page-privacy .privacy-more {
  font-size: 0.92em;
  color: var(--slate);
  margin: 16px 0 0;
}

/* ---------- 联系信息块 ---------- */
.page-privacy .privacy-contact {
  margin-top: 24px;
  padding: 20px 0 4px;
  border-top: 1px dashed var(--line-strong);
  display: grid;
  gap: 0;
}

.page-privacy .privacy-contact__item {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

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

.page-privacy .privacy-contact__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-privacy .privacy-contact__value {
  font-size: 0.94em;
  color: var(--ink-900);
  line-height: 1.7;
  word-break: break-word;
}

.page-privacy .privacy-contact__value.mono {
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

.page-privacy .privacy-contact__value a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
}

.page-privacy .privacy-contact__value a:hover,
.page-privacy .privacy-contact__value a:focus-visible {
  color: var(--signal-deep);
  background: var(--orange-100);
}

/* ---------- 媒体框微调 ---------- */
.page-privacy .privacy-hero__figure .media-frame__inner {
  background: linear-gradient(120deg, var(--ink-900) 0%, var(--ink-700) 52%, var(--ink-500) 100%);
}

.page-privacy .privacy-hero__figure img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  mix-blend-mode: screen;
  opacity: .92;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-list li {
    grid-template-columns: 148px 1fr;
    gap: 22px;
    align-items: start;
  }

  .page-privacy .privacy-list__key {
    padding-top: 2px;
  }

  .page-privacy .privacy-contact__item {
    grid-template-columns: 92px 1fr;
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .privacy-contact__label { padding-top: 2px; }
}

/* ---------- 桌面分栏 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    gap: 52px;
    padding-top: 44px;
    align-items: start;
  }

  .page-privacy .privacy-hero__meta {
    padding-left: 20px;
    margin-top: 6px;
  }

  .page-privacy .privacy-hero__figure {
    margin-top: 46px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 96px;
  }

  .page-privacy .privacy-reader__bar {
    padding-bottom: 24px;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1180px) {
  .page-privacy .privacy-hero__grid {
    gap: 68px;
  }

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

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-fold__caret,
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-reader__btn,
  .page-privacy .privacy-hero .breadcrumb a {
    transition: none;
  }
}