.page-privacy {
  --policy-body: #C3D3E9;
  --policy-measure: 66ch;
  position: relative;
  background:
    radial-gradient(760px 380px at 92% -8%, rgba(46, 26, 71, .9), transparent 70%),
    radial-gradient(580px 320px at 2% 6%, rgba(0, 229, 255, .07), transparent 72%),
    var(--space-bg);
  color: var(--text);
  font-family: var(--font-head);
}

/* ---------- 首屏 ---------- */
.page-privacy .policy-hero {
  padding: clamp(22px, 4vw, 44px) 0 clamp(28px, 4vw, 52px);
}

.page-privacy .hero-grid {
  display: grid;
  gap: 28px;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-privacy .policy-title {
  margin: 12px 0 0;
  font-size: clamp(36px, 7vw, 62px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.035em;
}

.page-privacy .policy-title::after {
  content: "";
  display: block;
  width: 76px;
  height: 3px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 255, 0));
}

.page-privacy .hero-text {
  max-width: 62ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--policy-body);
}

.page-privacy .hero-facts {
  margin: 0;
  padding: 4px 0 4px 20px;
  border-left: 2px solid var(--cyan);
  display: grid;
  gap: 16px;
}

.page-privacy .hero-facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-privacy .hero-facts dd {
  margin: 4px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-privacy .hero-art {
  margin: clamp(28px, 4vw, 44px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--midnight);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.page-privacy .hero-art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 要点速览 ---------- */
.page-privacy .policy-summary {
  padding: clamp(28px, 4vw, 46px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(27, 42, 74, .55), rgba(10, 17, 40, .18));
}

.page-privacy .summary-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-privacy .summary-grid li {
  position: relative;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-privacy .summary-grid li::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 34px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .summary-grid li:nth-child(4)::before {
  background: var(--orange);
}

.page-privacy .summary-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-privacy .summary-title {
  margin: 8px 0 0;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-privacy .summary-text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--policy-body);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .policy-body {
  padding: clamp(36px, 6vw, 76px) 0 clamp(40px, 6vw, 88px);
}

.page-privacy .policy-layout {
  display: grid;
  gap: 30px;
}

.page-privacy .policy-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(27, 42, 74, .42);
  padding: 20px 18px;
}

.page-privacy .toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .toc-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border-radius: 8px;
  color: var(--policy-body);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}

.page-privacy .toc-list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  background: rgba(0, 229, 255, .1);
  color: var(--text);
}

.page-privacy .toc-top {
  width: 100%;
  justify-content: center;
}

/* ---------- 条款 ---------- */
.page-privacy .clause {
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-privacy .clause + .clause {
  margin-top: clamp(34px, 4.5vw, 56px);
  padding-top: clamp(34px, 4.5vw, 56px);
  border-top: 1px solid var(--line);
}

.page-privacy .clause-head {
  display: flex;
  gap: 14px;
  align-items: baseline;
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-privacy .clause h2 {
  margin: 0;
  font-size: clamp(21px, 2.8vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.25;
}

.page-privacy .clause p {
  margin: 16px 0 0;
  max-width: var(--policy-measure);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--policy-body);
}

.page-privacy .clause-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: var(--policy-measure);
}

.page-privacy .clause-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--policy-body);
}

.page-privacy .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .clause-list strong {
  color: var(--text);
  font-weight: 700;
}

.page-privacy .clause p.clause-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 2px solid var(--orange);
  border-radius: 0 10px 10px 0;
  background: rgba(255, 138, 0, .07);
  font-size: 14px;
  line-height: 1.72;
  color: var(--text);
}

.page-privacy .clause-note a {
  color: var(--cyan);
}

/* ---------- 用途四格 ---------- */
.page-privacy .use-grid {
  margin-top: 20px;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-privacy .use-item {
  background: var(--midnight);
  padding: 18px 18px 20px;
}

.page-privacy .use-item h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
}

.page-privacy .clause .use-item p {
  margin: 8px 0 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--policy-body);
}

/* ---------- 安全流程 ---------- */
.page-privacy .secure-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  max-width: var(--policy-measure);
  display: grid;
}

.page-privacy .secure-steps li {
  display: grid;
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--line);
}

.page-privacy .step-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-privacy .clause .secure-steps p {
  margin: 0;
  max-width: none;
  font-size: 15px;
  line-height: 1.76;
  color: var(--policy-body);
}

/* ---------- 权利清单 ---------- */
.page-privacy .rights-list {
  margin: 20px 0 0;
  max-width: var(--policy-measure);
  border-top: 1px solid var(--line);
  display: grid;
}

.page-privacy .rights-list > div {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .rights-list dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-privacy .rights-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--policy-body);
}

.page-privacy .rights-list dd a {
  color: var(--cyan);
}

/* ---------- 底部联系面板 ---------- */
.page-privacy .policy-contact {
  padding: 0 0 clamp(48px, 7vw, 96px);
}

.page-privacy .contact-panel {
  display: grid;
  gap: 26px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(520px 260px at 88% 0%, rgba(46, 26, 71, .92), transparent 70%),
    var(--midnight);
  box-shadow: var(--shadow-soft);
}

.page-privacy .contact-lead h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: -.025em;
}

.page-privacy .contact-lead p {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.76;
  color: var(--policy-body);
}

.page-privacy .contact-lead .btn {
  margin-top: 24px;
}

.page-privacy .contact-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

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

.page-privacy .contact-rows li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-privacy .contact-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

.page-privacy .contact-val a {
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .secure-steps li {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-privacy .rights-list > div {
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-privacy .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 40px;
  }

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

  .page-privacy .hero-art img {
    aspect-ratio: 4 / 1;
  }
}

@media (min-width: 900px) {
  .page-privacy .hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, .8fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: end;
  }

  .page-privacy .contact-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-privacy .policy-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: clamp(48px, 6vw, 96px);
    align-items: start;
  }

  .page-privacy .policy-toc {
    position: sticky;
    top: calc(var(--bar-h) + 22px);
  }
}

@media (min-width: 1060px) {
  .page-privacy .summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-list a {
    transition: none;
  }
}