.page-privacy {
  --privacy-body: #2b4361;
  --privacy-rule: rgba(200, 211, 224, .55);
  background: var(--paper);
}

/* 页头 */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  padding-block: clamp(18px, 3vw, 30px) clamp(34px, 5vw, 64px);
}
.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(200, 211, 224, .085) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(200, 211, 224, .085) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(130% 100% at 12% 0%, #000 24%, transparent 82%);
  mask-image: radial-gradient(130% 100% at 12% 0%, #000 24%, transparent 82%);
  pointer-events: none;
}
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--grad);
}
.page-privacy .privacy-hero .container {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 3vw, 36px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-text-dim);
}
.page-privacy .privacy-hero .breadcrumb a {
  color: var(--c-text-soft);
  text-decoration: none;
}
.page-privacy .privacy-hero .breadcrumb a:hover,
.page-privacy .privacy-hero .breadcrumb a:focus-visible {
  color: var(--coral);
}
.page-privacy .privacy-hero .breadcrumb__sep {
  color: rgba(200, 211, 224, .45);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}
.page-privacy .privacy-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-privacy .privacy-hero__kicker::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--grad);
}
.page-privacy .privacy-hero h1 {
  margin: 0 0 .5em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 62px);
  line-height: 1.06;
  letter-spacing: -.015em;
  text-wrap: balance;
}
.page-privacy .privacy-hero__lead {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(14px, 1.35vw, 16px);
  line-height: 1.95;
  color: var(--c-text-soft);
}
.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin: clamp(18px, 3vw, 28px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-text-dim);
}
.page-privacy .privacy-hero__visual {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid rgba(200, 211, 224, .22);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}
.page-privacy .privacy-hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* 阅读骨架 */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding-block: clamp(34px, 6vw, 76px) clamp(48px, 7vw, 96px);
}

/* 左侧章节索引 */
.page-privacy .privacy-toc {
  padding: 20px 18px 16px;
  background: var(--white);
  border: 1px solid var(--privacy-rule);
}
.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-privacy .privacy-toc__item {
  border-bottom: 1px solid rgba(200, 211, 224, .6);
}
.page-privacy .privacy-toc__item:last-child {
  border-bottom: 0;
}
.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  transition: color .2s var(--ease), transform .2s var(--ease);
}
.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--coral);
  transform: translateX(3px);
}
.page-privacy .privacy-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--steel);
}
.page-privacy .privacy-toc__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(200, 211, 224, .6);
  font-size: 12px;
  line-height: 1.75;
  color: var(--steel);
}
.page-privacy .privacy-toc__note a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--coral);
}
.page-privacy .privacy-toc__note a:hover {
  color: var(--coral);
}

/* 正文 */
.page-privacy .privacy-articles {
  min-width: 0;
}
.page-privacy .privacy-article {
  padding-block: clamp(24px, 3.6vw, 38px);
  border-top: 1px solid var(--privacy-rule);
  scroll-margin-top: 84px;
}
.page-privacy .privacy-article:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-privacy .privacy-article__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}
.page-privacy .privacy-article__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--amber);
}
.page-privacy .privacy-article h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-privacy .privacy-article p {
  max-width: 60ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--privacy-body);
}
.page-privacy .privacy-article p:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-article strong {
  font-weight: 700;
  color: var(--ink);
}
.page-privacy .privacy-article a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--celadon);
}
.page-privacy .privacy-article a:hover,
.page-privacy .privacy-article a:focus-visible {
  color: var(--celadon);
}
.page-privacy .privacy-list {
  display: grid;
  gap: 10px;
  max-width: 60ch;
  margin: 4px 0 16px;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--privacy-body);
}
.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 2px;
  background: linear-gradient(90deg, var(--coral), var(--amber));
}

/* 联系卡片 */
.page-privacy .privacy-contact {
  display: grid;
  gap: 14px;
  margin-top: clamp(30px, 5vw, 52px);
  padding: clamp(22px, 4vw, 38px);
  background: var(--ink-2);
  color: var(--white);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}
.page-privacy .privacy-contact__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--white);
}
.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  font-size: 14px;
}
.page-privacy .privacy-contact__key {
  flex: none;
  min-width: 68px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-text-dim);
}
.page-privacy .privacy-contact__value {
  color: var(--white);
  word-break: break-all;
}
.page-privacy .privacy-contact .copy-btn {
  border: 1px solid rgba(200, 211, 224, .4);
  border-radius: var(--radius);
  background: transparent;
  padding: 5px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-text-soft);
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.page-privacy .privacy-contact .copy-btn:hover,
.page-privacy .privacy-contact .copy-btn:focus-visible {
  border-color: var(--coral);
  color: var(--coral);
}
.page-privacy .privacy-contact__note {
  max-width: 56ch;
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--c-text-soft);
}
.page-privacy .privacy-contact__note a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}
.page-privacy .privacy-contact__note a:hover {
  color: var(--amber);
}

/* 文末索引条 */
.page-privacy .privacy-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 40px);
  padding-top: 18px;
  border-top: 1px solid var(--privacy-rule);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--steel);
}
.page-privacy .privacy-foot a {
  color: var(--ink);
  text-decoration: none;
}
.page-privacy .privacy-foot a:hover,
.page-privacy .privacy-foot a:focus-visible {
  color: var(--coral);
}

/* 桌面端 */
@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
  }
}

@media (min-width: 980px) {
  .page-privacy .privacy-body {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }
  .page-privacy .privacy-toc {
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-contact .copy-btn {
    transition: none;
  }
  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    transform: none;
  }
}