/* ===== 数据保护页 · page-privacy ===== */

.page-privacy {
  --privacy-rail: 76px;
  --privacy-toc-w: 236px;
  display: block;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(115% 85% at 6% -12%, rgba(142, 27, 58, .58) 0%, rgba(142, 27, 58, 0) 62%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(232, 241, 248, .05) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(232, 241, 248, .035) 0 1px, transparent 1px 72px);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-top: clamp(34px, 6vw, 72px);
  padding-bottom: clamp(26px, 4vw, 44px);
}

.page-privacy .privacy-hero__copy .breadcrumb {
  margin-bottom: 18px;
}

.page-privacy .privacy-hero__copy .eyebrow {
  color: var(--cyan);
}

.page-privacy .privacy-hero__copy h1 {
  margin: 10px 0 16px;
  font-size: clamp(1.75rem, 4.6vw, 2.75rem);
  line-height: 1.24;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-privacy .privacy-hero__copy .lede {
  max-width: 62ch;
  font-size: var(--t-16);
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .privacy-hero__visual {
  margin: 0;
  border-radius: 2px;
}

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

@media (min-width: 940px) {
  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .82fr);
    align-items: center;
  }
}

/* ---------- 首屏指标带 ---------- */

.page-privacy .privacy-ledger {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: clamp(26px, 4vw, 46px);
  border: 1px solid var(--line);
  background: var(--line);
}

.page-privacy .privacy-ledger__cell {
  padding: 14px 16px 16px;
  background: rgba(5, 11, 20, .84);
}

.page-privacy .privacy-ledger__label {
  margin: 0 0 7px;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-privacy .privacy-ledger__value {
  margin: 0;
  font-size: var(--t-14);
  line-height: 1.6;
  color: var(--paper);
}

@media (min-width: 780px) {
  .page-privacy .privacy-ledger {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 正文容器 ---------- */

.page-privacy .privacy-body {
  display: grid;
  gap: clamp(26px, 3.5vw, 40px);
  padding-top: clamp(36px, 5vw, 72px);
  padding-bottom: clamp(44px, 6vw, 88px);
}

@media (min-width: 1060px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) var(--privacy-toc-w);
    column-gap: clamp(36px, 4vw, 60px);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */

.page-privacy .privacy-toc {
  order: -1;
  padding: 14px 14px 10px;
  border: 1px solid var(--line);
  background: rgba(11, 26, 43, .72);
}

.page-privacy .privacy-toc .mono-label {
  margin: 0;
  color: var(--muted);
}

.page-privacy .privacy-toc ol {
  display: flex;
  gap: 8px;
  margin: 10px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc li {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  font-size: var(--t-14);
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-privacy .privacy-toc__num {
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .08em;
  color: var(--amber);
}

@media (min-width: 1060px) {
  .page-privacy .privacy-toc {
    order: 0;
    position: sticky;
    top: 92px;
    padding: 18px 18px 20px 20px;
    background: linear-gradient(180deg, rgba(11, 26, 43, .94) 0%, rgba(5, 11, 20, .94) 100%);
  }

  .page-privacy .privacy-toc ol {
    display: block;
    margin-top: 14px;
    padding: 0 0 0 17px;
    border-left: 1px solid var(--line);
    overflow: visible;
  }

  .page-privacy .privacy-toc li + li {
    margin-top: 13px;
  }

  .page-privacy .privacy-toc a {
    display: block;
    position: relative;
    padding: 2px 0;
    border: 0;
    white-space: normal;
    line-height: 1.55;
  }

  .page-privacy .privacy-toc a::before {
    content: "";
    position: absolute;
    left: -21px;
    top: .68em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ink-900);
    box-shadow: 0 0 0 1px var(--line);
    transition: background .2s var(--ease), box-shadow .2s var(--ease);
  }

  .page-privacy .privacy-toc a:hover {
    color: var(--cyan);
  }

  .page-privacy .privacy-toc a[aria-current="true"],
  .page-privacy .privacy-toc a[aria-current="page"],
  .page-privacy .privacy-toc a[aria-current="location"] {
    color: var(--paper);
  }

  .page-privacy .privacy-toc a[aria-current="true"]::before,
  .page-privacy .privacy-toc a[aria-current="page"]::before,
  .page-privacy .privacy-toc a[aria-current="location"]::before {
    background: var(--amber);
    box-shadow: 0 0 0 1px var(--amber), 0 0 12px rgba(255, 179, 58, .55);
  }
}

/* ---------- 条款 ---------- */

.page-privacy .clause {
  position: relative;
  display: grid;
  gap: 14px;
  padding: clamp(26px, 3.4vw, 40px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

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

.page-privacy .clause__rail {
  display: flex;
  align-items: flex-start;
}

.page-privacy .clause__num {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  min-width: 60px;
  padding: 7px 12px 9px;
  font-family: var(--f-mono);
  font-size: var(--t-20);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--paper);
  background: linear-gradient(140deg, var(--wine) 0%, #4E0D1F 100%);
  border-left: 3px solid var(--magenta);
}

.page-privacy .clause__title {
  margin: 0 0 16px;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  line-height: 1.42;
  letter-spacing: -0.006em;
  color: var(--paper);
}

.page-privacy .clause__body > p {
  margin: 0 0 14px;
  max-width: 66ch;
  font-size: var(--t-16);
  line-height: 1.85;
  color: var(--muted);
}

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

.page-privacy .clause__body a,
.page-privacy .clause__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-privacy .clause__body a:hover,
.page-privacy .clause__note a:hover {
  color: var(--cyan-soft);
}

@media (min-width: 720px) {
  .page-privacy .clause {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 34px);
  }
}

/* ---------- 定义列表 ---------- */

.page-privacy .clause__list {
  margin: 0 0 20px;
}

.page-privacy .clause__list dt {
  position: relative;
  margin-top: 16px;
  padding-left: 15px;
  font-size: var(--t-16);
  font-weight: 700;
  line-height: 1.6;
  color: var(--paper);
}

.page-privacy .clause__list dt:first-child {
  margin-top: 0;
}

.page-privacy .clause__list dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--magenta);
}

.page-privacy .clause__list dd {
  margin: 5px 0 0;
  padding-left: 15px;
  max-width: 66ch;
  font-size: var(--t-16);
  line-height: 1.82;
  color: var(--muted);
}

/* ---------- 章节小结带 ---------- */

.page-privacy .clause__note {
  margin-top: 22px;
  padding: 15px 18px;
  border-left: 3px solid var(--wine);
  background: linear-gradient(90deg, rgba(142, 27, 58, .36) 0%, rgba(142, 27, 58, .05) 100%);
}

.page-privacy .clause__note .mono-label {
  margin: 0 0 7px;
  color: var(--amber);
}

.page-privacy .clause__note p:last-child {
  margin: 0;
  max-width: 64ch;
  font-size: var(--t-14);
  line-height: 1.78;
  color: var(--paper);
}

/* ---------- 折叠细节 ---------- */

.page-privacy .clause__more {
  margin-top: 18px;
  border: 1px solid var(--line);
  background: rgba(16, 42, 62, .45);
}

.page-privacy .clause__more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  transition: background .2s var(--ease);
}

.page-privacy .clause__more > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause__more > summary::after {
  content: "＋";
  font-size: var(--t-16);
  line-height: 1;
  color: var(--muted);
}

.page-privacy .clause__more[open] > summary::after {
  content: "－";
  color: var(--cyan);
}

.page-privacy .clause__more > summary:hover {
  background: rgba(0, 229, 208, .07);
}

.page-privacy .clause__more > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-privacy .clause__more__body {
  padding: 4px 16px 18px;
  border-top: 1px solid var(--line);
}

.page-privacy .clause__more__body p {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: var(--t-14);
  line-height: 1.82;
  color: var(--muted);
}

.page-privacy .clause__more__body ul {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: var(--t-14);
  line-height: 1.82;
  color: var(--muted);
}

.page-privacy .clause__more__body li + li {
  margin-top: 7px;
}

/* ---------- 窄屏兜底 ---------- */

@media (max-width: 719px) {
  .page-privacy .clause__num {
    font-size: var(--t-16);
    min-width: 52px;
    padding: 6px 10px 7px;
  }

  .page-privacy .privacy-ledger__value {
    font-size: var(--t-14);
  }

  .page-privacy .clause__note {
    padding: 13px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc a,
  .page-privacy .clause__more > summary,
  .page-privacy .clause__body a {
    transition: none;
  }
}