.page-privacy {
  --privacy-line: rgba(36, 64, 90, 0.14);
}

/* ---------- 页眉 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding: calc(var(--header-offset) + clamp(40px, 7vw, 88px)) 0 clamp(52px, 7vw, 88px);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.36;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 27, 43, 0.62) 0%, rgba(11, 27, 43, 0.86) 58%, var(--ink-900) 100%),
    repeating-linear-gradient(90deg, rgba(200, 149, 47, 0.1) 0 1px, transparent 1px 96px);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumb,
.page-privacy .privacy-hero .breadcrumb a,
.page-privacy .privacy-hero .breadcrumb__item {
  color: var(--stone-400);
}

.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--copper-300);
}

.page-privacy .privacy-hero__eyebrow {
  display: block;
  margin: clamp(26px, 4vw, 44px) 0 0;
  color: var(--copper-300);
  letter-spacing: 0.16em;
}

.page-privacy .privacy-hero__title {
  margin: 16px 0 0;
  max-width: 20ch;
  font-size: clamp(30px, 5.6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}

.page-privacy .privacy-hero__lede {
  margin: 24px 0 0;
  max-width: 56ch;
  color: rgba(242, 245, 247, 0.84);
  border-left: 2px solid var(--copper-500);
  padding-left: 18px;
}

/* ---------- 阅读区 ---------- */
.page-privacy .privacy-body {
  padding: clamp(44px, 6.5vw, 84px) 0 clamp(52px, 7vw, 92px);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 44px;
}

.page-privacy .privacy-main p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-700);
}

.page-privacy .privacy-main a {
  color: var(--cyan-600);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-main a:hover {
  color: var(--copper-500);
}

/* 章节 */
.page-privacy .privacy-sec {
  padding: clamp(30px, 4.4vw, 46px) 0;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-sec:first-child {
  padding-top: 0;
}

.page-privacy .privacy-sec:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-h-row {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 16px;
}

.page-privacy .privacy-h {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(20px, 2.5vw, 27px);
  line-height: 1.32;
  color: var(--ink-900);
  scroll-margin-top: calc(var(--header-offset) + 24px);
}

.page-privacy .privacy-h__no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper-500);
  vertical-align: 0.28em;
}

.page-privacy .privacy-h__no::after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 1px;
  margin: 0 10px 0 9px;
  vertical-align: middle;
  background: var(--copper-500);
}

.page-privacy .privacy-copy {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--graphite-600);
  background: transparent;
  border: 1px solid rgba(36, 64, 90, 0.24);
  padding: 4px 10px;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease),
    background-color var(--dur-fast) var(--ease);
}

.page-privacy .privacy-copy:hover {
  color: var(--cyan-600);
  border-color: var(--cyan-600);
  background: rgba(47, 199, 196, 0.08);
}

.page-privacy .privacy-copy:focus-visible {
  outline: 2px solid var(--cyan-600);
  outline-offset: 2px;
}

/* 条目列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy .privacy-list > li {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-list > li:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .privacy-list__k {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-privacy .privacy-list__v {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--graphite-600);
  max-width: 62ch;
}

.page-privacy .privacy-tag {
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--copper-500);
  border: 1px solid rgba(200, 149, 47, 0.5);
  padding: 1px 6px;
  font-weight: 500;
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc {
  border-top: 2px solid var(--copper-500);
  padding-top: 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--graphite-600);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  counter-reset: toc;
  border-bottom: 1px solid var(--privacy-line);
  padding-bottom: 18px;
}

.page-privacy .privacy-toc__list li {
  margin: 0;
}

.page-privacy .privacy-toc__list a {
  display: block;
  padding: 9px 0 9px 14px;
  border-left: 2px solid transparent;
  font-size: 14px;
  color: var(--graphite-600);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease),
    padding-left var(--dur-fast) var(--ease);
}

.page-privacy .privacy-toc__list a::before {
  counter-increment: toc;
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--stone-400);
  margin-right: 9px;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--cyan-600);
  border-left-color: var(--cyan-600);
  padding-left: 18px;
}

.page-privacy .privacy-toc__cta {
  display: block;
  text-align: center;
}

/* ---------- 结尾联系 ---------- */
.page-privacy .privacy-cta {
  position: relative;
  background: var(--ink-900);
  padding: clamp(44px, 6vw, 76px) 0;
  overflow: hidden;
}

.page-privacy .privacy-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(154, 170, 182, 0.08) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(154, 170, 182, 0.08) 0 1px, transparent 1px 44px);
}

.page-privacy .privacy-cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}

.page-privacy .privacy-cta__title {
  margin: 0 0 14px;
  color: var(--paper-050);
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.25;
}

.page-privacy .privacy-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--stone-400);
}

.page-privacy .privacy-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 固定入口 ---------- */
.page-privacy .privacy-fab {
  position: fixed;
  left: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  padding: 11px 18px;
  background: var(--copper-500);
  color: var(--ink-900);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.page-privacy .privacy-fab:hover {
  background: var(--copper-300);
  transform: translateY(-2px);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-privacy .privacy-list > li {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
    padding: 16px 0;
  }

  .page-privacy .privacy-list__k {
    font-size: 15px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 72ch) 232px;
    justify-content: space-between;
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-offset) + 28px);
  }

  .page-privacy .privacy-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 48px;
  }

  .page-privacy .privacy-cta__actions {
    flex-wrap: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-copy,
  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-fab {
    transition: none;
  }

  .page-privacy .privacy-fab:hover {
    transform: none;
  }
}