.page-privacy {
  --pp-rail: 236px;
  --pp-doc-max: 66ch;
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  background:
    radial-gradient(1100px 520px at 84% -10%, rgba(53, 240, 200, 0.10), transparent 62%),
    radial-gradient(760px 420px at 4% 22%, rgba(127, 227, 255, 0.05), transparent 68%),
    var(--dt-bg);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--dt-line-soft);
  padding-block: clamp(1.5rem, 3.6vw, 2.6rem) clamp(2.25rem, 5vw, 4rem);
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(53, 240, 200, 0.075) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(53, 240, 200, 0.075) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(125% 95% at 72% 0%, #000 0%, transparent 76%);
  mask-image: radial-gradient(125% 95% at 72% 0%, #000 0%, transparent 76%);
  pointer-events: none;
}

.page-privacy .pp-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-privacy .pp-hero h1 {
  margin: 0.7rem 0 0;
  max-width: 22ch;
  font-family: var(--dt-font-display);
  font-size: clamp(1.85rem, 4.6vw, 3.35rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.005em;
  color: var(--dt-paper);
}

.page-privacy .pp-hero__intro {
  margin: 1.15rem 0 0;
  max-width: 54ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--dt-muted);
}

.page-privacy .pp-hero__meta {
  margin: 1.4rem 0 0;
  padding: 0.95rem 0 0;
  border-top: 1px solid var(--dt-line-soft);
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.5rem;
}

.page-privacy .pp-hero__meta li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--dt-font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dt-muted);
}

.page-privacy .pp-hero__meta li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--dt-cyan);
  flex: none;
}

.page-privacy .pp-hero__figure {
  margin: 0;
  padding: 6px;
  background: linear-gradient(160deg, var(--dt-raise), var(--dt-panel) 58%, var(--dt-bg));
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-privacy .pp-hero__caption {
  margin: 0.6rem 0 0;
  padding: 0 0.35rem;
  font-family: var(--dt-font-mono);
  font-size: 0.71rem;
  letter-spacing: 0.06em;
  color: var(--dt-muted);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  padding-block: clamp(1.75rem, 4.5vw, 3.25rem) 0;
}

.page-privacy .pp-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .pp-doc {
  min-width: 0;
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  min-width: 0;
  padding: 0.95rem 1rem 1rem;
  background: linear-gradient(180deg, rgba(13, 36, 28, 0.92), rgba(7, 19, 15, 0.92));
  border: 1px solid var(--dt-line-soft);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.page-privacy .pp-toc__title {
  margin: 0 0 0.7rem;
  font-family: var(--dt-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dt-cyan);
}

.page-privacy .pp-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 0.3rem;
}

.page-privacy .pp-toc li {
  flex: 0 0 auto;
}

.page-privacy .pp-toc a {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.42rem 0.6rem;
  white-space: nowrap;
  text-decoration: none;
  font-size: 0.86rem;
  color: var(--dt-muted);
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--dt-ease), border-color 0.2s var(--dt-ease), background-color 0.2s var(--dt-ease);
}

.page-privacy .pp-toc a:hover,
.page-privacy .pp-toc a:focus-visible {
  color: var(--dt-paper);
  border-bottom-color: var(--dt-cyan);
  background: rgba(53, 240, 200, 0.07);
  outline: none;
}

.page-privacy .pp-toc__num {
  font-family: var(--dt-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--dt-cyan);
}

.page-privacy .pp-top {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--dt-line-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-decoration: none;
  font-family: var(--dt-font-mono);
  font-size: 0.71rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dt-muted);
  transition: color 0.2s var(--dt-ease);
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  color: var(--dt-cyan);
  outline: none;
}

/* ---------- 条款 ---------- */
.page-privacy .pp-clause {
  scroll-margin-top: 6.5rem;
  padding-block: clamp(1.6rem, 3.4vw, 2.4rem);
  border-top: 1px solid var(--dt-line-soft);
  border-left: 1px solid transparent;
  padding-left: 0;
  transition: border-color 0.25s var(--dt-ease);
}

.page-privacy .pp-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pp-clause__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
}

.page-privacy .pp-clause__num {
  font-family: var(--dt-font-mono);
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  font-weight: 600;
  line-height: 1;
  color: var(--dt-cyan);
  letter-spacing: 0.02em;
}

.page-privacy .pp-clause h2 {
  margin: 0;
  font-family: var(--dt-font-display);
  font-size: clamp(1.28rem, 2.7vw, 1.8rem);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--dt-paper);
}

.page-privacy .pp-clause__body {
  margin-top: 0.95rem;
  max-width: var(--pp-doc-max);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--dt-muted);
}

.page-privacy .pp-clause__body p {
  margin: 0 0 0.9rem;
}

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

.page-privacy .pp-clause__body a {
  color: var(--dt-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s var(--dt-ease);
}

.page-privacy .pp-clause__body a:hover,
.page-privacy .pp-clause__body a:focus-visible {
  color: var(--dt-cool);
  outline: none;
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-spec {
  margin: 1.15rem 0 1.1rem;
  padding: 0;
  list-style: none;
  max-width: var(--pp-doc-max);
  border-top: 1px solid var(--dt-line-soft);
}

.page-privacy .pp-spec > li {
  display: grid;
  gap: 0.28rem;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--dt-line-soft);
}

.page-privacy .pp-spec__key {
  font-family: var(--dt-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dt-cool);
}

.page-privacy .pp-spec__val {
  font-size: 0.96rem;
  line-height: 1.72;
  color: var(--dt-muted);
}

/* ---------- 提示框 ---------- */
.page-privacy .pp-note {
  position: relative;
  margin: 1.2rem 0 0;
  max-width: var(--pp-doc-max);
  padding: 0.9rem 1.1rem 0.9rem 1.2rem;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--dt-paper);
  background: linear-gradient(100deg, rgba(255, 178, 74, 0.14), rgba(255, 178, 74, 0.03));
  border-left: 2px solid var(--dt-amber);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

/* ---------- 联系信息 ---------- */
.page-privacy .pp-contact {
  margin: 1.15rem 0 1.1rem;
  max-width: var(--pp-doc-max);
  padding: 1.15rem 1.15rem 1.2rem;
  display: grid;
  gap: 0.8rem;
  background: linear-gradient(175deg, var(--dt-panel), rgba(7, 19, 15, 0.95));
  border-top: 2px solid var(--dt-cyan);
  border-left: 1px solid var(--dt-line-soft);
  border-right: 1px solid var(--dt-line-soft);
  border-bottom: 1px solid var(--dt-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-privacy .pp-contact__row {
  display: grid;
  gap: 0.2rem;
}

.page-privacy .pp-contact__label {
  font-family: var(--dt-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dt-cyan);
}

.page-privacy .pp-contact__value {
  font-family: var(--dt-font-mono);
  font-size: 0.94rem;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--dt-paper);
  overflow-wrap: anywhere;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-spec > li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 1.15rem;
    align-items: baseline;
  }

  .page-privacy .pp-contact__row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: clamp(2rem, 4.5vw, 3.6rem);
  }

  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: clamp(2rem, 4.5vw, 4rem);
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 6.25rem;
    padding: 1.05rem 1.05rem 1.1rem;
  }

  .page-privacy .pp-toc ol {
    display: grid;
    gap: 0.1rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-toc li {
    flex: none;
  }

  .page-privacy .pp-toc a {
    white-space: normal;
    padding: 0.46rem 0.55rem;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .page-privacy .pp-toc a:hover,
  .page-privacy .pp-toc a:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--dt-cyan);
  }
}

@media (min-width: 1180px) {
  .page-privacy .pp-clause {
    padding-left: 1.25rem;
  }

  .page-privacy .pp-clause__num {
    font-size: 1.45rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc a,
  .page-privacy .pp-top,
  .page-privacy .pp-clause,
  .page-privacy .pp-clause__body a {
    transition: none;
  }
}