.page-privacy {
  --pv-measure: 46rem;
  --pv-dot: rgba(242, 236, 225, 0.07);
  --pv-line: rgba(242, 236, 225, 0.13);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  padding-bottom: clamp(4rem, 9vw, 7rem);
}

.page-privacy p {
  margin: 0 0 1.75em;
}

.page-privacy h1,
.page-privacy h2 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin: 0;
}

.page-privacy .breadcrumb {
  padding-top: 1.5rem;
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--pv-line);
  padding-bottom: clamp(2rem, 5vw, 3rem);
}

.page-privacy .pv-hero__texture {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--pv-dot) 1px, transparent 1px);
  background-size: 16px 16px;
  -webkit-mask-image: linear-gradient(105deg, #000 0%, rgba(0, 0, 0, 0.3) 52%, transparent 84%);
  mask-image: linear-gradient(105deg, #000 0%, rgba(0, 0, 0, 0.3) 52%, transparent 84%);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  max-width: 54rem;
  padding-top: clamp(2rem, 6vw, 3.75rem);
}

.page-privacy .pv-hero__kicker {
  display: inline-block;
  margin: 0 0 1.25rem;
  color: var(--cyan);
}

.page-privacy .pv-hero h1 {
  font-size: clamp(2.4rem, 8vw, 4.75rem);
  line-height: 0.95;
}

.page-privacy .pv-hero__lede {
  margin: 1.5rem 0 0;
  max-width: 40rem;
  font-size: 1.0625rem;
  color: var(--dim);
}

.page-privacy .pv-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: clamp(2rem, 5vw, 2.75rem) 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-meta__cell {
  min-width: 0;
}

.page-privacy .pv-meta dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--grey);
}

.page-privacy .pv-meta dd {
  margin: 0.35rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-privacy .pv-hero__figure {
  position: relative;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  border-top: 1px solid var(--pv-line);
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-hero__figure figcaption {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--grey);
}

/* ---------- 主体骨架 ---------- */

.page-privacy .pv-body {
  padding-top: clamp(2.5rem, 7vw, 4.5rem);
}

.page-privacy .pv-index {
  margin-bottom: clamp(2rem, 6vw, 3rem);
}

.page-privacy .pv-index__label {
  margin: 0;
  color: var(--grey);
}

.page-privacy .pv-index__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
}

.page-privacy .pv-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.35rem 0;
  text-decoration: none;
  color: var(--dim);
  transition: color var(--dur) var(--ease);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--cyan);
}

.page-privacy .pv-index__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--grey);
}

.page-privacy .pv-index__note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  color: var(--grey);
}

/* ---------- 小节 ---------- */

.page-privacy .pv-section {
  position: relative;
  padding: clamp(2.4rem, 6vw, 3.4rem) 0;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: 1.5rem;
}

.page-privacy .pv-section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pv-section__head {
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.page-privacy .pv-section__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: rgba(53, 232, 210, 0.55);
}

.page-privacy .pv-section__title {
  margin-top: 0.7rem;
  font-size: clamp(1.75rem, 3.4vw, 2.4rem);
  line-height: 1.05;
}

.page-privacy .pv-section:nth-of-type(1) { --n: "01"; }
.page-privacy .pv-section:nth-of-type(2) { --n: "02"; }
.page-privacy .pv-section:nth-of-type(3) { --n: "03"; }
.page-privacy .pv-section:nth-of-type(4) { --n: "04"; }
.page-privacy .pv-section:nth-of-type(5) { --n: "05"; }

.page-privacy .pv-section p {
  position: relative;
}

/* ---------- 对照清单 ---------- */

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 1.75em;
  padding: 0;
}

.page-privacy .pv-list__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-list__item:last-child {
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-list__key {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-privacy .pv-list__val {
  margin: 0;
}

/* ---------- 用途步骤 ---------- */

.page-privacy .pv-steps {
  list-style: none;
  counter-reset: pv-step;
  margin: 0 0 1.75em;
  padding: 0;
}

.page-privacy .pv-steps > li {
  counter-increment: pv-step;
  position: relative;
  padding: 0.85rem 0 0.85rem 2.75rem;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-steps > li:last-child {
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-steps > li::before {
  content: counter(pv-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* ---------- 邮箱与按钮 ---------- */

.page-privacy .pv-mail {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 232, 210, 0.4);
  overflow-wrap: anywhere;
  transition: border-color var(--dur) var(--ease);
}

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

.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
}

/* ---------- 相关页面 ---------- */

.page-privacy .pv-crossref {
  margin-top: clamp(3rem, 7vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-crossref__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--grey);
}

.page-privacy .pv-crossref__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-privacy .pv-crossref__link {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem;
  text-decoration: none;
}

.page-privacy .pv-crossref__name {
  color: var(--paper);
  padding-bottom: 2px;
  background-image: linear-gradient(var(--cyan), var(--cyan));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1px;
  transition: background-size var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-crossref__link:hover .pv-crossref__name,
.page-privacy .pv-crossref__link:focus-visible .pv-crossref__name {
  color: var(--cyan);
  background-size: 100% 1px;
}

.page-privacy .pv-crossref__note {
  font-size: 0.82rem;
  color: var(--grey);
}

/* ---------- 窄屏以上的对照表 ---------- */

@media (min-width: 34rem) {
  .page-privacy .pv-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem clamp(1.5rem, 4vw, 2.5rem);
  }

  .page-privacy .pv-list__item {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0 1.25rem;
    align-items: baseline;
  }
}

@media (min-width: 40rem) {
  .page-privacy .pv-hero__figure img {
    max-height: 380px;
  }
}

/* ---------- 桌面：左轨道索引 + 窄幅正文 ---------- */

@media (min-width: 62rem) {
  .page-privacy .pv-body {
    display: grid;
    grid-template-columns: 10rem minmax(0, var(--pv-measure)) minmax(0, 1fr);
    gap: 0 clamp(3rem, 5vw, 4.5rem);
  }

  .page-privacy .pv-index {
    grid-column: 1;
    position: sticky;
    top: 2.5rem;
    align-self: start;
    margin-bottom: 0;
  }

  .page-privacy .pv-index__list {
    display: block;
    margin-top: 1.1rem;
  }

  .page-privacy .pv-index__item + .pv-index__item {
    margin-top: 0.15rem;
  }

  .page-privacy .pv-index__link {
    display: flex;
    align-items: baseline;
    padding: 0.5rem 0 0.5rem 0.75rem;
    border-left: 1px solid var(--pv-line);
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  }

  .page-privacy .pv-index__link:hover,
  .page-privacy .pv-index__link:focus-visible {
    border-left-color: var(--cyan);
  }

  .page-privacy:has(#scope:target) .pv-index__link[href="#scope"],
  .page-privacy:has(#purpose:target) .pv-index__link[href="#purpose"],
  .page-privacy:has(#retention:target) .pv-index__link[href="#retention"],
  .page-privacy:has(#stats:target) .pv-index__link[href="#stats"],
  .page-privacy:has(#rights:target) .pv-index__link[href="#rights"] {
    color: var(--cyan);
    border-left-color: var(--cyan);
  }

  .page-privacy .pv-index__note {
    max-width: 9rem;
    line-height: 1.6;
  }

  .page-privacy .pv-article {
    grid-column: 2;
    max-width: var(--pv-measure);
  }

  .page-privacy .pv-section p::before {
    content: var(--n);
    position: absolute;
    left: calc(-1 * clamp(2.5rem, 4vw, 3.25rem));
    top: 0.4em;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--cyan);
    opacity: 0;
    transition: opacity var(--dur) var(--ease);
    pointer-events: none;
  }

  .page-privacy .pv-section p:hover::before {
    opacity: 0.85;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition: none !important;
  }
}