/* ================= 隐私中心 · 页面专属样式（作用域 .page-privacy） ================= */

.page-privacy {
  background: var(--c-sea);
  color: var(--c-light);
  overflow-x: hidden;
}

/* ---------- 开篇区 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(18px, 3.5vw, 36px) 0 clamp(34px, 6vw, 76px);
  isolation: isolate;
}

.page-privacy .privacy-hero__glow {
  position: absolute;
  top: -34%;
  right: -14%;
  width: min(680px, 92vw);
  height: min(680px, 92vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 74, 0.2) 0%, rgba(255, 107, 74, 0) 64%);
  pointer-events: none;
  z-index: -1;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-tide) 14%, var(--c-tide) 86%, transparent);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(14px, 2.6vw, 30px);
}

.page-privacy .privacy-hero__intro h1 {
  font-size: clamp(30px, 7.4vw, 56px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 14px 0 16px;
  max-width: 16ch;
  color: var(--c-light);
}

.page-privacy .privacy-hero__lede {
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--c-mist);
  max-width: 48ch;
  margin: 0 0 20px;
}

.page-privacy .privacy-hero__chips {
  gap: 8px;
}

.page-privacy .privacy-hero__media {
  margin: 0;
}

/* ---------- 主布局：目录 + 长文 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 44px);
  padding: clamp(34px, 5.5vw, 72px) 0 clamp(56px, 9vw, 108px);
  align-items: start;
}

/* ---------- 侧边目录 ---------- */
.page-privacy .privacy-toc {
  background: var(--c-harbor);
  border: 1px solid var(--c-tide);
  border-radius: var(--r-md);
  padding: 16px 14px;
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

.page-privacy .privacy-toc__title {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-mist);
  margin: 0 0 12px;
  padding-left: 12px;
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 9px 10px 9px 12px;
  border-left: 2px solid var(--c-tide);
  color: var(--c-mist);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__link .mono-num {
  font-size: 11.5px;
  color: var(--c-gold);
  letter-spacing: 0.06em;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--c-light);
  background-color: rgba(30, 58, 99, 0.5);
}

.page-privacy .privacy-toc__link.is-active {
  color: var(--c-light);
  border-left-color: var(--c-coral);
  background: linear-gradient(90deg, rgba(255, 107, 74, 0.16), rgba(255, 107, 74, 0) 92%);
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--c-coral);
  outline-offset: 2px;
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-sec {
  position: relative;
  padding-bottom: clamp(26px, 4vw, 46px);
  margin-bottom: clamp(30px, 5vw, 52px);
  scroll-margin-top: calc(var(--bar-h) + 26px);
}

.page-privacy .privacy-sec::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--c-tide) 0%, rgba(30, 58, 99, 0.18) 68%, transparent 100%);
}

.page-privacy .privacy-sec:last-of-type::after {
  display: none;
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-coral);
  padding-top: 5px;
}

.page-privacy .privacy-sec__title {
  font-size: clamp(22px, 5vw, 32px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--c-light);
}

.page-privacy .privacy-sec__lede {
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.8;
  color: var(--c-mist);
  margin: 0 0 22px;
  max-width: 68ch;
}

.page-privacy .privacy-sec p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-light);
  margin: 0 0 14px;
  max-width: 70ch;
}

.page-privacy .privacy-sec p a {
  color: var(--c-coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 74, 0.42);
  transition: border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-sec p a:hover {
  border-bottom-color: var(--c-coral);
}

.page-privacy .privacy-sec p a:focus-visible {
  outline: 2px solid var(--c-coral);
  outline-offset: 2px;
}

.page-privacy .privacy-sec__note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
  margin: 18px 0 0;
  padding: 12px 16px;
  border-left: 2px solid var(--c-tide);
  background: linear-gradient(90deg, rgba(18, 41, 74, 0.82), rgba(18, 41, 74, 0) 96%);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  max-width: 70ch;
}

.page-privacy .privacy-sec__note a {
  color: var(--c-coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 74, 0.42);
}

/* ---------- 收集范围卡片 ---------- */
.page-privacy .privacy-cats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .privacy-cat {
  position: relative;
  background: var(--c-harbor);
  border: 1px solid var(--c-tide);
  border-radius: var(--r-md);
  padding: 20px 20px 18px;
  transition: transform var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease);
}

.page-privacy .privacy-cat:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 107, 74, 0.46);
}

.page-privacy .privacy-cat__idx {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--c-gold);
  margin-bottom: 8px;
}

.page-privacy .privacy-cat__title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--c-light);
}

.page-privacy .privacy-cat__body {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
  margin: 0 0 14px;
}

.page-privacy .privacy-cat__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--c-gold);
  background: rgba(245, 194, 107, 0.09);
  border: 1px solid rgba(245, 194, 107, 0.3);
  border-radius: var(--r-pill);
  padding: 3px 10px;
  margin: 0;
}

/* ---------- 使用目的 ---------- */
.page-privacy .privacy-purposes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--c-tide);
}

.page-privacy .privacy-purpose {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--c-tide);
}

.page-privacy .privacy-purpose__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--c-coral);
  padding-top: 4px;
}

.page-privacy .privacy-purpose__title {
  grid-column: 2;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-light);
}

.page-privacy .privacy-purpose__body {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
  max-width: 66ch;
}

/* ---------- 本地存储 ---------- */
.page-privacy .privacy-storage {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .privacy-storage__item {
  padding: 14px 18px;
  border-left: 2px solid var(--c-gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: linear-gradient(90deg, rgba(245, 194, 107, 0.07), rgba(245, 194, 107, 0) 88%);
}

.page-privacy .privacy-storage__title {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-light);
}

.page-privacy .privacy-storage__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 保存期限 ---------- */
.page-privacy .privacy-retention {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-tide);
}

.page-privacy .privacy-retention__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--c-tide);
}

.page-privacy .privacy-retention__label {
  flex: 1 1 190px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-light);
}

.page-privacy .privacy-retention__value {
  flex: 0 0 auto;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--c-gold);
}

/* ---------- 管理路径 ---------- */
.page-privacy .privacy-manage {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  counter-reset: none;
}

.page-privacy .privacy-manage__step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 14px;
  padding-left: 14px;
  border-left: 2px solid var(--c-tide);
  transition: border-color var(--t-mid) var(--ease);
}

.page-privacy .privacy-manage__step:hover {
  border-left-color: var(--c-coral);
}

.page-privacy .privacy-manage__step-num {
  grid-column: 1;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-coral);
  padding-top: 3px;
}

.page-privacy .privacy-manage__step-body {
  grid-column: 2;
}

.page-privacy .privacy-manage__step-title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-light);
}

.page-privacy .privacy-manage__step-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
  max-width: 66ch;
}

.page-privacy .privacy-manage__step-body p a {
  color: var(--c-coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 74, 0.42);
}

.page-privacy .privacy-manage__step-body p a:hover {
  border-bottom-color: var(--c-coral);
}

/* ---------- 保护措施 ---------- */
.page-privacy .privacy-secure {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .privacy-secure__item {
  position: relative;
  background: var(--c-harbor);
  border: 1px solid var(--c-tide);
  border-radius: var(--r-md);
  padding: 16px 18px 16px 20px;
}

.page-privacy .privacy-secure__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--c-coral), rgba(255, 107, 74, 0.15));
}

.page-privacy .privacy-secure__title {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-light);
}

.page-privacy .privacy-secure__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-mist);
  max-width: 66ch;
}

/* ---------- 回到目录 ---------- */
.page-privacy .privacy-backtop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-size: 13px;
  color: var(--c-mist);
  text-decoration: none;
  border-bottom: 1px dashed var(--c-tide);
  padding-bottom: 2px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-backtop::before {
  content: "↑";
  font-size: 12px;
}

.page-privacy .privacy-backtop:hover {
  color: var(--c-coral);
  border-bottom-color: var(--c-coral);
}

.page-privacy .privacy-backtop:focus-visible {
  outline: 2px solid var(--c-coral);
  outline-offset: 2px;
}

/* ================= 响应式 ================= */
@media (min-width: 640px) {
  .page-privacy .privacy-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .privacy-secure {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-privacy .privacy-storage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .privacy-manage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: center;
    gap: 54px;
  }

  .page-privacy .privacy-hero__intro h1 {
    margin-top: 16px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 246px minmax(0, 1fr);
    gap: 60px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--bar-h) + 22px);
    padding: 18px 16px;
    max-height: calc(100vh - var(--bar-h) - 48px);
    overflow-y: auto;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .page-privacy .privacy-toc__link {
    padding: 9px 10px 9px 14px;
    font-size: 14px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-sec__head {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-cat,
  .page-privacy .privacy-manage__step,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-backtop {
    transition: none;
  }

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