/* ===================== 隐私中心 ===================== */
.page-privacy {
  --pn-rule: rgba(167, 198, 221, .55);
  --pn-soft: rgba(44, 106, 151, .06);
  --pn-strong: rgba(15, 51, 82, .06);
  background: var(--snow);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px) 0 clamp(58px, 8vw, 104px);
  background: radial-gradient(130% 155% at 8% 0%, #0F3352 0%, #071A2E 56%, #040F1B 100%);
  color: var(--snow);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(167, 198, 221, .10) 1px, transparent 1px),
    linear-gradient(180deg, rgba(167, 198, 221, .08) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px;
  -webkit-mask-image: linear-gradient(190deg, #000 0%, transparent 78%);
  mask-image: linear-gradient(190deg, #000 0%, transparent 78%);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(86px, 12vw, 200px);
  height: 4px;
  background: var(--orange);
}

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

.page-privacy .privacy-hero .breadcrumb {
  color: rgba(245, 249, 252, .62);
  opacity: 1;
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--rime);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

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

.page-privacy .privacy-hero .eyebrow {
  margin: 28px 0 0;
  color: var(--cyan);
  letter-spacing: .14em;
}

.page-privacy .privacy-hero h1 {
  margin: 16px 0 0;
  font-size: clamp(52px, 10vw, 136px);
  font-weight: 900;
  line-height: .94;
  letter-spacing: -.035em;
  color: var(--snow);
}

.page-privacy .privacy-hero .lede {
  margin: clamp(20px, 3vw, 34px) 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.82;
  color: rgba(245, 249, 252, .82);
}

/* ---------- 顶部横幅图 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  z-index: 2;
  margin-top: clamp(-84px, -5vw, -40px);
}

.page-privacy .privacy-banner .media-frame {
  border: 1px solid rgba(167, 198, 221, .5);
  background: var(--ice);
  box-shadow: 0 30px 70px -46px rgba(7, 26, 46, .85);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-shape {
  display: grid;
  gap: clamp(28px, 4vw, 60px);
  padding-top: clamp(38px, 6vw, 84px);
  padding-bottom: clamp(60px, 9vw, 130px);
}

/* ---------- 左侧条款索引 ---------- */
.page-privacy .toc {
  position: relative;
  padding-left: 18px;
}

.page-privacy .toc::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg,
    rgba(167, 198, 221, .12) 0%,
    var(--rime) 14%,
    var(--rime) 86%,
    rgba(167, 198, 221, .12) 100%);
}

.page-privacy .toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--snowline);
  text-transform: uppercase;
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
}

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 2px 6px 0;
  font-size: 14px;
  line-height: 1.4;
  color: var(--snowline);
  text-decoration: none;
  transition: color .18s var(--ease), transform .18s var(--ease);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--rime);
  transition: color .18s var(--ease);
}

.page-privacy .toc-link:hover,
.page-privacy .toc-link:focus-visible {
  color: var(--ink);
  transform: translateX(4px);
}

.page-privacy .toc-link:hover .toc-num,
.page-privacy .toc-link:focus-visible .toc-num {
  color: var(--orange);
}

/* ---------- 条款流 ---------- */
.page-privacy .clause-stream {
  display: grid;
  gap: clamp(40px, 5vw, 78px);
  min-width: 0;
}

.page-privacy .clause {
  max-width: 68ch;
  scroll-margin-top: 92px;
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
}

.page-privacy .clause-head::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  min-width: 24px;
  align-self: center;
  background: var(--pn-rule);
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--orange);
}

.page-privacy .clause-head .title-lg {
  margin: 0;
  flex: 0 1 auto;
}

.page-privacy .clause-body p {
  margin: 0 0 1.1em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink);
}

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

.page-privacy .clause-body a {
  color: var(--snowline);
  text-decoration: none;
  border-bottom: 1px solid var(--pn-rule);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .clause-body a:hover,
.page-privacy .clause-body a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 条目块 ---------- */
.page-privacy .fact-list {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .fact-list li {
  position: relative;
  padding: 15px 18px 15px 20px;
  background: linear-gradient(90deg, rgba(167, 198, 221, .22) 0%, rgba(245, 249, 252, 0) 92%);
  border-left: 3px solid var(--rime);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  transition: background .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}

.page-privacy .fact-list li strong {
  display: inline-block;
  margin-right: 4px;
  color: var(--ice);
  font-weight: 800;
}

.page-privacy .fact-list li:hover {
  border-left-color: var(--cyan);
  transform: translateX(4px);
}

.page-privacy .clause-note {
  margin: 22px 0 0;
  padding: 18px 20px;
  background: var(--pn-strong);
  border-left: 3px solid var(--snowline);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ice);
}

/* ---------- 联系通道 ---------- */
.page-privacy .contact-rail {
  position: relative;
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--pn-rule);
  display: grid;
  gap: 14px;
}

.page-privacy .contact-rail::before {
  content: "联系通道";
  position: absolute;
  top: -9px;
  left: 0;
  padding-right: 12px;
  background: var(--snow);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--snowline);
}

.page-privacy .contact-item {
  display: grid;
  gap: 2px;
  padding: 12px 16px;
  background: var(--pn-soft);
  border-left: 3px solid var(--cyan);
}

.page-privacy .contact-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--snowline);
}

.page-privacy .contact-val {
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .backtop {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 13px;
  line-height: 1;
  color: var(--snow);
  text-decoration: none;
  background: rgba(7, 26, 46, .88);
  border: 1px solid rgba(111, 211, 232, .35);
  border-radius: 999px;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: transform .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .backtop-mark {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-privacy .backtop:hover,
.page-privacy .backtop:focus-visible {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-shape {
    grid-template-columns: 178px minmax(0, 1fr);
    gap: clamp(34px, 5vw, 88px);
  }

  .page-privacy .toc {
    position: sticky;
    top: 44px;
    align-self: start;
    padding-left: 22px;
  }

  .page-privacy .toc-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 1px;
  }

  .page-privacy .toc-link {
    padding: 7px 2px 7px 0;
  }
}

@media (min-width: 1240px) {
  .page-privacy .privacy-shape {
    grid-template-columns: 206px minmax(0, 1fr);
  }

  .page-privacy .clause-body p {
    font-size: 17.5px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
    color: #000;
  }

  .page-privacy .privacy-hero {
    background: #fff;
    color: #000;
    padding: 0 0 18px;
    overflow: visible;
  }

  .page-privacy .privacy-hero::before,
  .page-privacy .privacy-hero::after {
    display: none;
  }

  .page-privacy .privacy-hero h1 {
    font-size: 28pt;
    color: #000;
  }

  .page-privacy .privacy-hero .lede,
  .page-privacy .privacy-hero .breadcrumb,
  .page-privacy .privacy-hero .breadcrumb a,
  .page-privacy .privacy-hero .eyebrow {
    color: #333;
  }

  .page-privacy .privacy-banner,
  .page-privacy .toc,
  .page-privacy .backtop {
    display: none;
  }

  .page-privacy .privacy-shape {
    display: block;
    padding: 18px 0 0;
  }

  .page-privacy .clause {
    max-width: none;
    page-break-inside: avoid;
    break-inside: avoid;
    margin-bottom: 22px;
  }

  .page-privacy .clause-num {
    color: #000;
  }

  .page-privacy .clause-head::after {
    background: #bbb;
  }

  .page-privacy .fact-list li,
  .page-privacy .clause-note,
  .page-privacy .contact-item {
    background: none;
    border-left-color: #888;
  }

  .page-privacy .contact-rail::before {
    background: #fff;
    color: #333;
  }
}