.page-privacy {
  --pp-rule: rgba(16, 20, 24, 0.14);
  --pp-measure: 68ch;
  --pp-aside-w: 300px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  padding: clamp(1.5rem, 3.5vw, 2.75rem) 0 clamp(2.5rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line-dark);
  overflow: hidden;
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(to right, rgba(95, 199, 201, 0.10) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(to bottom, rgba(95, 199, 201, 0.07) 0 1px, transparent 1px 88px);
  pointer-events: none;
}

.page-privacy .pp-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.page-privacy .breadcrumb__link {
  color: var(--tx-muted-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .breadcrumb__link:hover,
.page-privacy .breadcrumb__link:focus-visible {
  color: var(--c-lake-light);
  border-bottom-color: var(--c-lake-light);
}

.page-privacy .breadcrumb__sep {
  color: var(--line-dark-strong);
}

.page-privacy .breadcrumb__item--current {
  color: var(--tx-dark-strong);
}

.page-privacy .pp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: end;
}

.page-privacy .pp-kicker {
  margin: 0 0 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-lake-light);
}

.page-privacy .pp-hero h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.4vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--tx-dark-strong);
}

.page-privacy .pp-hero .lede {
  max-width: 48ch;
  margin: 0 0 1.6rem;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--tx-dark);
}

.page-privacy .pp-hero__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
  border-top: 1px solid var(--line-dark);
  padding-top: 1.1rem;
}

.page-privacy .pp-hero__points li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--tx-muted-dark);
}

.page-privacy .pp-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.6rem;
  height: 1px;
  background: var(--c-sunset);
}

.page-privacy .pp-hero__fig {
  margin: 0;
  position: relative;
  border: 1px solid var(--line-dark-strong);
}

.page-privacy .pp-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pp-hero__fig::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(11, 27, 58, 0) 45%, rgba(11, 27, 58, 0.55) 100%);
  pointer-events: none;
}

/* ---------- 正文阅读区 ---------- */
.page-privacy .pp-read {
  padding: clamp(2.5rem, 6vw, 5.5rem) 0;
}

.page-privacy .pp-read__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.page-privacy .pp-aside__label {
  margin: 0 0 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--tx-muted-paper);
}

.page-privacy .pp-toc {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-toc__item {
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .pp-toc__link {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: baseline;
  padding: 0.72rem 0.35rem;
  text-decoration: none;
  color: var(--tx-paper);
  font-size: 0.9375rem;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pp-toc__link:hover {
  background: rgba(14, 124, 134, 0.08);
  color: var(--c-lake);
}

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

.page-privacy .pp-toc__link[aria-current="true"] {
  border-left-color: var(--c-sunset);
  background: rgba(242, 106, 61, 0.08);
  color: var(--c-lake);
}

.page-privacy .pp-toc__num {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--c-lake);
}

.page-privacy .pp-aside__note {
  margin: 1.2rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--pp-rule);
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--tx-muted-paper);
}

.page-privacy .pp-body {
  max-width: var(--pp-measure);
}

.page-privacy .pp-clause {
  padding-bottom: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .pp-clause:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pp-clause__idx {
  display: block;
  margin: 0 0 0.55rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-lake);
}

.page-privacy .pp-clause h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--tx-paper);
}

.page-privacy .pp-clause h3 {
  margin: 1.6rem 0 0.5rem;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--tx-paper);
}

.page-privacy .pp-clause p {
  margin: 0 0 1em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--tx-paper);
}

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

.page-privacy .pp-clause a {
  color: var(--c-lake);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease);
}

.page-privacy .pp-clause a:hover {
  color: var(--c-sunset);
}

.page-privacy .pp-clause a:focus-visible {
  outline: 2px solid var(--c-sunset);
  outline-offset: 2px;
}

.page-privacy .pp-list {
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--tx-paper);
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 0.6rem;
  height: 1px;
  background: var(--c-sunset);
}

.page-privacy .pp-list strong {
  color: var(--tx-paper);
  font-weight: 700;
}

.page-privacy .pp-rights {
  margin: 1.2rem 0 1.4rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-rights li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.3rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--pp-rule);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--tx-paper);
}

.page-privacy .pp-rights__k {
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--c-lake);
}

/* ---------- 联络区 ---------- */
.page-privacy .pp-contact {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  border-top: 1px solid var(--line-dark);
}

.page-privacy .pp-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3rem);
}

.page-privacy .pp-contact h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
  line-height: 1.25;
  color: var(--tx-dark-strong);
}

.page-privacy .pp-contact__main p {
  margin: 0 0 1em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--tx-dark);
}

.page-privacy .pp-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin: 1.4rem 0 0.8rem;
}

.page-privacy .pp-mail__link {
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--c-lake-light);
  text-decoration: none;
  border-bottom: 1px solid var(--c-lake);
  word-break: break-all;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pp-mail__link:hover,
.page-privacy .pp-mail__link:focus-visible {
  color: var(--c-sunset-soft);
  border-bottom-color: var(--c-sunset);
}

.page-privacy .pp-mail__link:focus-visible {
  outline: 2px solid var(--c-sunset);
  outline-offset: 3px;
}

.page-privacy .pp-contact__hint {
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--tx-muted-dark);
}

.page-privacy .pp-links {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-privacy .pp-links li {
  border-bottom: 1px solid var(--line-dark);
}

.page-privacy .pp-links__a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0.25rem;
  text-decoration: none;
  color: var(--tx-dark);
  font-size: 1rem;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .pp-links__a:hover {
  color: var(--c-lake-light);
  padding-left: 0.6rem;
}

.page-privacy .pp-links__a:focus-visible {
  outline: 2px solid var(--c-sunset);
  outline-offset: 2px;
}

.page-privacy .pp-links__n {
  color: var(--c-sunset);
  font-size: 0.875rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5fr);
    gap: clamp(2rem, 4vw, 4rem);
  }

  .page-privacy .pp-hero__fig {
    margin-bottom: clamp(0.5rem, 2vw, 1.5rem);
  }

  .page-privacy .pp-read__grid {
    grid-template-columns: minmax(220px, var(--pp-aside-w)) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-privacy .pp-aside {
    position: sticky;
    top: calc(var(--status-h) + 1.25rem);
    align-self: start;
  }

  .page-privacy .pp-contact__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

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

@media (min-width: 1180px) {
  .page-privacy .pp-read__grid {
    grid-template-columns: minmax(240px, var(--pp-aside-w)) minmax(0, 1fr) minmax(0, 3rem);
  }

  .page-privacy .pp-body {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  .page-privacy .pp-mail {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-privacy .pp-clause p,
  .page-privacy .pp-list > li,
  .page-privacy .pp-rights li,
  .page-privacy .pp-contact__main p {
    font-size: 1rem;
  }
}

@media print {
  .page-privacy .pp-aside,
  .page-privacy .pp-contact__side,
  .page-privacy .copy-btn,
  .page-privacy .breadcrumb {
    display: none;
  }

  .page-privacy .pp-body {
    max-width: none;
  }

  .page-privacy .pp-clause {
    break-inside: avoid;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link,
  .page-privacy .pp-links__a,
  .page-privacy .pp-mail__link,
  .page-privacy .breadcrumb__link {
    transition: none;
  }
}