/* ===== 隐私政策 · 页面专属样式 ===== */

.page-privacy {
  --pv-ink: #17171f;
  --pv-ink-soft: #4e4e60;
  --pv-hair: rgba(23, 23, 31, .14);
  --pv-hair-strong: rgba(23, 23, 31, .3);
  --pv-on-dark: #b6b6c6;
  --pv-gold-deep: #86661c;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-intro {
  position: relative;
  padding: clamp(22px, 4.5vw, 52px) 0 0;
  overflow: hidden;
}

.page-privacy .privacy-intro::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(200, 162, 74, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(200, 162, 74, .07) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), rgba(0, 0, 0, 0) 80%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), rgba(0, 0, 0, 0) 80%);
  pointer-events: none;
}

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

.page-privacy .privacy-intro .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 42px);
}

.page-privacy .privacy-intro__lede {
  max-width: 860px;
}

.page-privacy .privacy-intro__lede .eyebrow {
  display: block;
  margin-bottom: 14px;
}

.page-privacy .privacy-intro__lede h1 {
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--paper-100);
  margin: 0 0 20px;
  max-width: 16em;
}

.page-privacy .privacy-intro__lede p {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.85;
  color: var(--pv-on-dark);
}

/* ---------- 顶部横图 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  margin: clamp(28px, 5vw, 60px) 0 0;
  border-top: 1px solid var(--line-600);
  border-bottom: 1px solid var(--line-600);
  background: var(--ink-900);
}

.page-privacy .privacy-hero img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-privacy .privacy-hero figcaption {
  position: absolute;
  left: clamp(16px, 4vw, 48px);
  bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(244, 233, 216, .62);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  padding-top: clamp(38px, 6vw, 84px);
  padding-bottom: clamp(48px, 8vw, 104px);
}

/* ---------- 侧栏 ---------- */
.page-privacy .privacy-rail {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-privacy .privacy-toc {
  border: 1px solid var(--line-600);
  border-left: 2px solid var(--gold-500);
  background: linear-gradient(150deg, rgba(27, 27, 36, .9), rgba(10, 10, 13, .6));
  padding: 18px 16px 18px 18px;
}

.page-privacy .privacy-toc__title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-privacy .privacy-toc__title::before {
  content: "";
  width: 16px;
  height: 1px;
  background: currentColor;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  color: var(--paper-200);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.45;
  border-left: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-privacy .privacy-toc__link span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gray-400);
  flex: none;
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--cyan-400);
  border-left-color: var(--cyan-400);
  background: rgba(53, 224, 214, .07);
  outline: none;
}

.page-privacy .privacy-toc__link:hover span,
.page-privacy .privacy-toc__link:focus-visible span {
  color: var(--cyan-400);
}

.page-privacy .privacy-meta {
  display: grid;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--line-600);
}

.page-privacy .privacy-meta__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--gray-400);
}

.page-privacy .privacy-meta__val {
  color: var(--paper-200);
  text-align: right;
}

/* ---------- 纸张画板 ---------- */
.page-privacy .privacy-body {
  padding: clamp(26px, 4.5vw, 58px) clamp(20px, 4vw, 56px) clamp(30px, 5vw, 62px);
  color: var(--pv-ink);
}

/* ---------- 条款章节 ---------- */
.page-privacy .privacy-section {
  scroll-margin-top: calc(var(--head-h) + 32px);
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(36px, 5.5vw, 64px);
  padding-top: clamp(36px, 5.5vw, 64px);
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .privacy-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 16px;
  align-items: baseline;
  margin-bottom: 18px;
}

.page-privacy .privacy-section__no {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.5vw, 14px);
  letter-spacing: .12em;
  color: var(--pv-gold-deep);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(20px, 2.9vw, 29px);
  line-height: 1.28;
  letter-spacing: -0.005em;
  color: var(--pv-ink);
}

.page-privacy .privacy-section__body {
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.85;
  color: var(--pv-ink);
}

.page-privacy .privacy-section__body > p {
  margin: 0 0 14px;
  max-width: 68ch;
}

.page-privacy .privacy-section__body > p:last-of-type {
  margin-bottom: 0;
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .privacy-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-hair);
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  line-height: 1.75;
}

.page-privacy .privacy-list strong {
  font-weight: 700;
  color: var(--pv-ink);
}

.page-privacy .privacy-list span {
  color: var(--pv-ink-soft);
}

.page-privacy .privacy-section__body > p + .privacy-list + p {
  margin-top: 16px;
}

/* ---------- 折叠：现场登记 ---------- */
.page-privacy .privacy-body .fold {
  margin-top: 24px;
  border: 1px solid var(--pv-hair);
  border-left: 2px solid var(--pv-gold-deep);
  background: rgba(23, 23, 31, .035);
}

.page-privacy .privacy-body .fold__body p {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(14px, 1.45vw, 15.5px);
  line-height: 1.8;
  color: var(--pv-ink-soft);
}

/* ---------- 页尾 ---------- */
.page-privacy .privacy-outro {
  margin-top: clamp(38px, 6vw, 66px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .privacy-outro p {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.8;
  color: var(--pv-ink-soft);
}

.page-privacy .privacy-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-outro__link {
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  border: 1px solid var(--pv-hair-strong);
  color: var(--pv-ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  transition: border-color .2s ease, color .2s ease, background-color .2s ease;
}

.page-privacy .privacy-outro__link:hover,
.page-privacy .privacy-outro__link:focus-visible {
  border-color: var(--pv-gold-deep);
  color: var(--pv-gold-deep);
  background: rgba(200, 162, 74, .1);
  outline: none;
}

/* ---------- 中屏起：条目左右分栏 ---------- */
@media (min-width: 620px) {
  .page-privacy .privacy-list li {
    grid-template-columns: minmax(0, 150px) minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

/* ---------- 桌面：窄左栏 + 大画板 ---------- */
@media (min-width: 920px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 248px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--head-h) + 30px);
  }

  .page-privacy .privacy-section__head {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 20px;
  }

  .page-privacy .privacy-list {
    margin-top: 24px;
  }

  .page-privacy .privacy-list li {
    padding: 16px 0;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-outro__link {
    transition: none;
  }
}
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