.page-privacy {
  --pv-rail: 150px;
  --pv-col-gap: clamp(20px, 4vw, 60px);
  --pv-band: 1px solid var(--line);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 48px) 0 clamp(28px, 4vw, 52px);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -160px;
  width: 420px;
  height: 420px;
  background: linear-gradient(135deg, rgba(18, 224, 196, 0.16), rgba(108, 76, 255, 0.06));
  transform: rotate(20deg);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .pv-hero .container {
  position: relative;
  z-index: 1;
}

.page-privacy .breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 34px);
  padding: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-privacy .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-privacy .breadcrumb-list a {
  color: var(--muted);
  text-decoration: none;
}

.page-privacy .breadcrumb-list a:hover {
  color: var(--accent);
}

.page-privacy .pv-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-privacy .pv-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--hi);
  text-transform: uppercase;
}

.page-privacy h1 {
  margin: 0;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--text);
  max-width: 16ch;
}

.page-privacy .pv-hero-lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .pv-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-privacy .pv-hero-media {
  margin: 0;
  border: var(--pv-band);
  background: var(--ink-800);
  box-shadow: var(--shadow-panel);
}

.page-privacy .pv-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节跳转 ---------- */
.page-privacy .pv-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(30px, 4vw, 52px);
  padding-top: 20px;
  border-top: var(--pv-band);
}

.page-privacy .pv-jump a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: var(--pv-band);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.18s ease-out, background-color 0.18s ease-out, border-color 0.18s ease-out;
}

.page-privacy .pv-jump a:hover,
.page-privacy .pv-jump a:focus-visible {
  color: var(--ink-900);
  background: var(--accent);
  border-color: var(--accent);
}

.page-privacy .pv-jump-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--hi);
}

.page-privacy .pv-jump a:hover .pv-jump-num,
.page-privacy .pv-jump a:focus-visible .pv-jump-num {
  color: var(--ink-900);
}

/* ---------- 章节骨架 ---------- */
.page-privacy .pv-section {
  padding: clamp(44px, 7vw, 100px) 0;
}

.page-privacy .pv-section--rights {
  background: var(--ink-800);
}

.page-privacy .pv-section--contact {
  padding-bottom: clamp(56px, 8vw, 112px);
}

.page-privacy .pv-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-privacy .pv-rail {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: var(--pv-band);
}

.page-privacy .pv-num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.5px;
  color: var(--accent);
}

.page-privacy .pv-rail-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-privacy .pv-body {
  min-width: 0;
  max-width: 760px;
}

.page-privacy .pv-title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.3px;
  color: var(--text);
}

.page-privacy .pv-lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  overflow-wrap: break-word;
}

.page-privacy .pv-link {
  color: var(--hi);
  text-decoration: none;
  border-bottom: 1px solid var(--hi);
  padding-bottom: 1px;
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  color: var(--ink-900);
  background: var(--hi);
  border-bottom-color: var(--hi);
}

.page-privacy .pv-afterword {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 场景三栏 ---------- */
.page-privacy .pv-scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 30px;
  background: var(--line);
  border: var(--pv-band);
}

.page-privacy .pv-scene {
  background: var(--ink-800);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-privacy .pv-scene-title {
  margin: 14px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-privacy .pv-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 9px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--accent);
}

.page-privacy .pv-scene-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 事实网格 ---------- */
.page-privacy .pv-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: var(--pv-band);
}

.page-privacy .pv-fact {
  background: var(--ink-900);
  padding: clamp(18px, 2.2vw, 26px);
}

.page-privacy .pv-section--rights .pv-fact {
  background: var(--ink-700);
}

.page-privacy .pv-fact-k {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--hi);
  margin-bottom: 10px;
}

.page-privacy .pv-fact p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  overflow-wrap: break-word;
}

/* ---------- 术语标注 ---------- */
.page-privacy .pv-term {
  color: var(--text);
  border-bottom: 1px dashed var(--rule-soft);
  cursor: help;
}

/* ---------- 步骤条 ---------- */
.page-privacy .pv-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: var(--pv-band);
}

.page-privacy .pv-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-bottom: var(--pv-band);
}

.page-privacy .pv-step-num {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.page-privacy .pv-step-body h3 {
  margin: 4px 0 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .pv-step-body p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  overflow-wrap: break-word;
}

/* ---------- 联系卡 ---------- */
.page-privacy .pv-contact-card {
  margin-top: 28px;
  padding: clamp(20px, 3vw, 34px);
  border: var(--pv-band);
  background: var(--ink-800);
  box-shadow: var(--shadow-panel);
}

.page-privacy .pv-contact-list {
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .pv-contact-item {
  display: grid;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-contact-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-privacy .pv-contact-item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-privacy .pv-contact-item dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

.page-privacy .pv-contact-note {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-privacy .pv-scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-contact-item:nth-last-child(2) {
    border-bottom: none;
    padding-bottom: 0;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-row {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: var(--pv-col-gap);
  }

  .page-privacy .pv-rail {
    position: sticky;
    top: calc(var(--header-h) + 36px);
    align-self: start;
    display: block;
    padding-bottom: 0;
    border-bottom: none;
  }

  .page-privacy .pv-num {
    display: block;
    font-size: clamp(30px, 3.6vw, 42px);
  }

  .page-privacy .pv-rail-label {
    display: block;
    margin-top: 8px;
  }

  .page-privacy .pv-rail::after {
    content: "";
    display: block;
    width: 30px;
    height: 2px;
    margin-top: 16px;
    background: var(--line);
  }
}

@media (min-width: 1180px) {
  .page-privacy .pv-row {
    --pv-rail: 170px;
  }
}

@media print {
  .page-privacy .pv-jump,
  .page-privacy .pv-hero-actions,
  .page-privacy .pv-actions {
    display: none;
  }

  .page-privacy .pv-hero::before {
    display: none;
  }
}
</main>