/* ===== 隐私政策页 ===== */
.page-privacy {
  --policy-line: var(--line-700);
  --policy-accent: var(--cyan-400);
  --policy-warm: var(--orange-500);
  --policy-measure: 66ch;
  background: var(--ink-950);
  color: var(--white-100);
  font-family: var(--font-body);
  line-height: 1.75;
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

/* 面包屑 */
.page-privacy .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--grey-300);
}

.page-privacy .breadcrumb a {
  color: var(--grey-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.page-privacy .breadcrumb li[aria-current="page"] {
  color: var(--white-100);
}

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

/* 首屏 */
.page-privacy .policy-hero {
  padding-block: clamp(16px, 3vw, 28px) clamp(40px, 6vw, 68px);
}

.page-privacy .hero-grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
}

@media (min-width: 900px) {
  .page-privacy .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }
}

.page-privacy .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin: 0 0 16px;
}

.page-privacy .policy-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.75rem, 11vw, 5.5rem);
  line-height: 0.94;
  letter-spacing: -0.035em;
  color: var(--white-100);
  margin: 0 0 20px;
}

.page-privacy .policy-hero h1::after {
  content: "";
  display: block;
  width: clamp(72px, 18vw, 164px);
  height: 5px;
  margin-top: 22px;
  border-radius: 2px 8px 2px 8px;
  background: linear-gradient(90deg, var(--cyan-400), var(--orange-500));
}

.page-privacy .lede {
  max-width: 46ch;
  margin: 0 0 24px;
  font-size: clamp(1rem, 2.2vw, 1.1875rem);
  line-height: 1.8;
  color: var(--grey-300);
}

.page-privacy .policy-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--grey-300);
}

.page-privacy .stamp-sep {
  color: var(--policy-line);
}

.page-privacy .hero-figure {
  margin: 0;
}

.page-privacy .hero-figure .media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--policy-line);
  border-radius: var(--radius-organic);
  background: var(--ink-900);
}

.page-privacy .hero-figure .media-frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan-400), rgba(46, 230, 214, 0));
}

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

.page-privacy .hero-figure figcaption {
  margin-top: 14px;
  padding-left: 14px;
  border-left: 2px solid var(--policy-accent);
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--grey-300);
}

/* 重点速览 */
.page-privacy .summary-band {
  margin-bottom: clamp(48px, 7vw, 88px);
  padding-block: clamp(28px, 4.5vw, 48px);
  border-top: 1px solid var(--policy-line);
  border-bottom: 1px solid var(--policy-line);
  background: linear-gradient(180deg, rgba(46, 230, 214, 0.07), rgba(7, 16, 25, 0) 82%);
}

.page-privacy .summary-heading {
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-head);
  font-size: clamp(0.875rem, 2vw, 1rem);
  letter-spacing: 0.18em;
  color: var(--grey-300);
}

.page-privacy .summary-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 700px) {
  .page-privacy .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-privacy .summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-privacy .summary-item {
  padding-top: 18px;
  border-top: 2px solid var(--policy-accent);
}

.page-privacy .summary-item:nth-child(2) {
  border-top-color: var(--policy-warm);
}

.page-privacy .summary-item:nth-child(3) {
  border-top-color: var(--sage-500);
}

.page-privacy .summary-item:nth-child(4) {
  border-top-color: var(--lemon-300);
}

.page-privacy .summary-key {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
  color: var(--white-100);
}

.page-privacy .summary-item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--grey-300);
}

/* 正文两栏 */
.page-privacy .policy-body {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
}

@media (min-width: 960px) {
  .page-privacy .policy-body {
    grid-template-columns: minmax(180px, 232px) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 96px);
    align-items: start;
  }
}

/* 目录 */
.page-privacy .policy-toc {
  padding-left: 18px;
  border-left: 2px solid var(--policy-line);
}

@media (min-width: 960px) {
  .page-privacy .policy-toc {
    position: sticky;
    top: 112px;
    max-height: calc(100vh - 150px);
    overflow-y: auto;
  }
}

.page-privacy .toc-heading {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  color: var(--grey-300);
}

.page-privacy .toc-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--grey-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

.page-privacy .toc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

/* 条文 */
.page-privacy .clause-list {
  display: grid;
  gap: clamp(36px, 5vw, 60px);
  max-width: var(--policy-measure);
}

.page-privacy .clause {
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--policy-line);
  scroll-margin-top: 120px;
}

.page-privacy .clause-num {
  display: inline-block;
  margin-bottom: 16px;
  padding: 3px 9px 4px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--ink-950);
  background: var(--cyan-400);
  border-radius: 2px 10px 2px 10px;
}

.page-privacy .clause:nth-of-type(even) .clause-num {
  background: var(--orange-500);
}

.page-privacy .clause h2 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 4vw, 2.125rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--white-100);
}

.page-privacy .clause p {
  margin: 0 0 1em;
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: var(--white-100);
}

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

.page-privacy .clause ul {
  display: grid;
  gap: 12px;
  margin: 0 0 1.25em;
  padding: 0;
  list-style: none;
}

.page-privacy .clause li {
  position: relative;
  padding-left: 24px;
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.75;
  color: var(--grey-300);
}

.page-privacy .clause li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--policy-accent);
}

.page-privacy .info-key {
  color: var(--lemon-300);
  font-weight: 600;
}

/* 折叠补充 */
.page-privacy .clause-more {
  margin-top: 18px;
  padding-left: 16px;
  border-left: 2px solid var(--policy-line);
}

.page-privacy .clause-more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  color: var(--cyan-400);
}

.page-privacy .clause-more summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause-more summary::before {
  content: "+";
  display: grid;
  place-items: center;
  flex: none;
  width: 20px;
  height: 20px;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  border: 1px solid currentColor;
  border-radius: 2px 8px 2px 8px;
}

.page-privacy .clause-more[open] summary::before {
  content: "\2212";
}

.page-privacy .clause-more-body {
  padding-top: 8px;
}

.page-privacy .clause-more-body p {
  margin-bottom: 0.85em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--grey-300);
}

/* 相关内容 */
.page-privacy .related-links {
  margin-top: clamp(56px, 8vw, 104px);
  padding-top: clamp(32px, 5vw, 48px);
  border-top: 1px solid var(--policy-line);
}

.page-privacy .related-heading {
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-family: var(--font-head);
  font-size: 1.125rem;
  letter-spacing: 0.12em;
  color: var(--grey-300);
}

.page-privacy .related-grid {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 700px) {
  .page-privacy .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-privacy .related-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-privacy .related-card {
  display: block;
  height: 100%;
  padding: 20px 22px;
  text-decoration: none;
  color: var(--white-100);
  background: var(--ink-900);
  border: 1px solid var(--policy-line);
  border-radius: var(--radius-organic);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-privacy .related-card:hover,
.page-privacy .related-card:focus-visible {
  background: var(--ink-800);
  border-color: var(--cyan-400);
  transform: translateY(-3px);
}

.page-privacy .related-title {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
}

.page-privacy .related-desc {
  display: block;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--grey-300);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .related-card {
    transition: none;
  }

  .page-privacy .related-card:hover,
  .page-privacy .related-card:focus-visible {
    transform: none;
  }
}