/* ============ 个人信息说明 · 页面专属样式 ============ */
.page-privacy {
  --clause-r: var(--r-lg);
  --toc-w: 238px;
  --clause-pad: clamp(18px, 3vw, 32px);
  padding-block: clamp(14px, 2.6vw, 30px) clamp(64px, 10vw, 124px);
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-privacy .crumbs {
  margin-bottom: clamp(14px, 2.5vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
  padding-block: clamp(12px, 2.4vw, 26px) clamp(30px, 5.4vw, 58px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: -30% 24% auto -12%;
  height: 360px;
  background: radial-gradient(62% 100% at 22% 0%, rgba(45, 156, 255, .20), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

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

.page-privacy .privacy-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 66px);
  line-height: 1.03;
  letter-spacing: -.02em;
  margin: .38em 0 .5em;
  color: var(--paper);
}

.page-privacy .privacy-hero h1 .hl {
  color: var(--flare);
  box-shadow: inset 0 -.14em 0 rgba(255, 77, 46, .28);
}

.page-privacy .lead {
  max-width: 62ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--moss);
  margin: 0;
}

.page-privacy .privacy-meta {
  display: inline-flex;
  align-items: center;
  margin-top: clamp(18px, 2.6vw, 28px);
  padding: 7px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: rgba(18, 59, 46, .5);
  color: var(--ice);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-privacy .privacy-hero__visual {
  position: relative;
  z-index: 1;
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.page-privacy .privacy-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

/* ---------- 锚点目录 ---------- */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  padding: clamp(16px, 2.4vw, 24px);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--moss);
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  color: var(--moss);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--paper);
  background: var(--ink-3);
  border-color: var(--line-strong);
  outline: none;
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
}

.page-privacy .privacy-toc__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--moss);
}

.page-privacy .privacy-toc__foot a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 条款面板 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(16px, 2.6vw, 24px);
}

.page-privacy .clause {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--clause-r);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 68%);
  overflow: hidden;
  scroll-margin-top: 110px;
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .clause::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--flare), var(--blue));
  opacity: .75;
}

.page-privacy .clause:hover,
.page-privacy .clause:focus-within {
  border-color: var(--line-strong);
}

.page-privacy .clause__head {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 20px);
  padding: var(--clause-pad);
}

.page-privacy .clause__no {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 10px;
  border-radius: var(--r-pill);
  background: rgba(255, 77, 46, .14);
  border: 1px solid rgba(255, 77, 46, .4);
  color: var(--flare);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .04em;
}

.page-privacy .clause__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-privacy .clause__btn {
  flex: none;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--moss);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .clause__btn:hover,
.page-privacy .clause__btn:focus-visible {
  color: var(--flare);
  border-color: var(--flare);
  background: rgba(255, 77, 46, .1);
  outline: none;
}

.page-privacy .clause__body {
  padding: 0 var(--clause-pad) var(--clause-pad);
  max-width: 72ch;
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.82;
  color: rgba(244, 247, 245, .86);
}

.page-privacy .clause__body > p {
  margin: 0 0 1em;
}

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

.page-privacy .clause__body a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .clause__body a:hover,
.page-privacy .clause__body a:focus-visible {
  color: var(--flare-soft);
}

/* ---------- 条目列表 ---------- */
.page-privacy .facts {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: 2px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(18, 59, 46, .32);
}

.page-privacy .facts__row {
  display: grid;
  gap: 4px 18px;
  padding: 13px 16px;
  background: rgba(11, 15, 14, .3);
}

.page-privacy .facts__row + .facts__row {
  border-top: 1px solid var(--line);
}

.page-privacy .facts__k {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-privacy .facts__v {
  font-size: 15.5px;
  line-height: 1.74;
  color: rgba(244, 247, 245, .82);
}

/* ---------- 底部联络面板 ---------- */
.page-privacy .privacy-foot {
  margin-top: clamp(38px, 6vw, 72px);
}

.page-privacy .privacy-foot__lede {
  max-width: 64ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(244, 247, 245, .82);
}

.page-privacy .privacy-foot__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-privacy .privacy-contact {
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 2px 16px;
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

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

.page-privacy .privacy-contact__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ice);
}

.page-privacy .privacy-contact__value {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .privacy-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: flex-start;
}

.page-privacy .privacy-foot__links .btn {
  text-decoration: none;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .backtop {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 40;
  width: 46px;
  height: 46px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  background: rgba(14, 42, 34, .92);
  color: var(--paper);
  font-size: 17px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .backtop[data-visible] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.page-privacy .backtop:hover,
.page-privacy .backtop:focus-visible {
  border-color: var(--flare);
  color: var(--flare);
  outline: none;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-privacy .facts__row {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
    gap: clamp(30px, 5vw, 64px);
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--toc-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 112px;
  }

  .page-privacy .privacy-body {
    gap: clamp(18px, 2.4vw, 26px);
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-foot__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .clause,
  .page-privacy .clause__btn,
  .page-privacy .backtop {
    transition: none;
  }
}
</main>