/* ============ 隐私中心 / page-privacy ============ */

.page-privacy {
  --pv-toc-w: 248px;
  --pv-measure: 40em;
  --pv-radius: 2px;
  background: var(--ink-900);
  color: var(--white);
}

/* ---------- 页头 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 52px) 0 58px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-privacy .privacy-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-privacy .privacy-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(36, 224, 210, .06) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(36, 224, 210, .05) 0 1px, transparent 1px 64px),
    linear-gradient(180deg, rgba(7, 11, 20, .62) 0%, rgba(7, 11, 20, .90) 58%, var(--ink-900) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  max-width: 880px;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-title);
  font-size: var(--fs-h1);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--white);
  margin: 18px 0 0;
  max-width: 18em;
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: var(--pv-measure);
  color: var(--muted);
  font-size: var(--fs-body);
  line-height: 1.78;
}

.page-privacy .privacy-hero__quick {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--white);
}

.page-privacy .privacy-hero__quick li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: rgba(15, 22, 38, .72);
}

.page-privacy .privacy-hero__key {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0;
  color: var(--muted);
}

/* ---------- 主体骨架 ---------- */

.page-privacy .privacy-body {
  padding: 56px 0 96px;
}

.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

@media (min-width: 960px) {
  .page-privacy .privacy-shell {
    grid-template-columns: var(--pv-toc-w) minmax(0, 1fr);
    gap: 72px;
  }
}

/* ---------- 粘性目录 ---------- */

.page-privacy .privacy-toc {
  border-top: 2px solid var(--cyan);
  padding-top: 18px;
  min-width: 0;
}

@media (min-width: 960px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 32px);
    align-self: start;
  }
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px 10px 14px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--white);
  border-left-color: var(--cyan-soft);
}

.page-privacy .privacy-toc__link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(36, 224, 210, .07);
}

.page-privacy .privacy-toc__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-privacy .privacy-toc__top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-toc__top:hover,
.page-privacy .privacy-toc__top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

@media (max-width: 959px) {
  .page-privacy .privacy-toc__list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

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

  .page-privacy .privacy-toc__link {
    border-left: 0;
    border-bottom: 2px solid var(--line);
    white-space: nowrap;
    padding: 9px 10px;
  }

  .page-privacy .privacy-toc__link[aria-current="true"] {
    border-bottom-color: var(--cyan);
    background: transparent;
  }
}

/* ---------- 条目 ---------- */

.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-entry {
  border-top: 1px solid var(--line);
  padding-top: 28px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-entry + .privacy-entry {
  margin-top: 58px;
}

.page-privacy .privacy-entry__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 18px;
}

.page-privacy .privacy-entry__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 32px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--cyan);
}

@media (min-width: 640px) {
  .page-privacy .privacy-entry__num {
    font-size: 44px;
  }
}

.page-privacy .privacy-entry h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: var(--fs-h2);
  line-height: 1.32;
  letter-spacing: .01em;
  color: var(--white);
}

.page-privacy .privacy-entry p {
  margin: 0 0 14px;
  max-width: var(--pv-measure);
  color: var(--muted);
  font-size: var(--fs-body);
  line-height: 1.76;
}

.page-privacy .privacy-entry p strong,
.page-privacy .privacy-list strong {
  color: var(--white);
  font-weight: 600;
}

.page-privacy .privacy-entry a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 224, 210, .38);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

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

.page-privacy .privacy-entry > *:last-child {
  margin-bottom: 0;
}

/* ---------- 菱形列表 ---------- */

.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 16px;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: var(--pv-measure);
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: var(--fs-body);
  line-height: 1.7;
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 7px;
  background: var(--orange);
  transform: rotate(45deg);
}

/* ---------- 折叠展开 ---------- */

.page-privacy .privacy-more {
  margin-top: 20px;
  max-width: var(--pv-measure);
  border: 1px solid var(--line);
  background: var(--ink-850);
}

.page-privacy .privacy-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
  transition: background-color .18s var(--ease);
}

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

.page-privacy .privacy-more > summary::after {
  content: "展开";
  flex: 0 0 auto;
  color: var(--muted);
  letter-spacing: .06em;
}

.page-privacy .privacy-more[open] > summary::after {
  content: "收起";
}

.page-privacy .privacy-more > summary:hover,
.page-privacy .privacy-more > summary:focus-visible {
  background: rgba(36, 224, 210, .07);
}

.page-privacy .privacy-more__body {
  padding: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.74;
}

.page-privacy .privacy-more__body p {
  margin: 0;
  max-width: none;
  font-size: 15px;
}

/* ---------- 暖纸白权利分区 ---------- */

.page-privacy .privacy-rights {
  margin-top: 24px;
  padding: 28px 22px;
  max-width: 46em;
  background: var(--paper);
  color: var(--paper-ink);
}

@media (min-width: 640px) {
  .page-privacy .privacy-rights {
    padding: 34px 32px;
  }
}

.page-privacy .privacy-rights h3 {
  margin: 0 0 6px;
  font-family: var(--font-title);
  font-size: var(--fs-h3);
  line-height: 1.34;
  letter-spacing: .01em;
  color: var(--paper-ink);
}

.page-privacy .privacy-rights .privacy-list {
  margin-top: 16px;
  max-width: none;
}

.page-privacy .privacy-rights .privacy-list > li {
  color: #3A4557;
  font-size: 16px;
}

.page-privacy .privacy-rights .privacy-list > li::before {
  background: var(--paper-ink);
}

.page-privacy .privacy-rights .privacy-list strong {
  color: var(--paper-ink);
}

.page-privacy .privacy-rights > p,
.page-privacy .privacy-rights__note {
  margin: 0;
  max-width: none;
  color: #3A4557;
  font-size: 15px;
  line-height: 1.72;
}

.page-privacy .privacy-rights__note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed rgba(22, 32, 47, .32);
}

.page-privacy .privacy-rights a {
  color: #0B1120;
  border-bottom-color: rgba(11, 17, 32, .42);
}

.page-privacy .privacy-rights a:hover,
.page-privacy .privacy-rights a:focus-visible {
  color: #000;
  border-bottom-color: #000;
}

.page-privacy .privacy-contact {
  display: grid;
  gap: 9px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(22, 32, 47, .22);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--paper-ink);
}

/* ---------- 底部延伸链接 ---------- */

.page-privacy .privacy-crosslinks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-crosslinks__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: 6px;
}

.page-privacy .privacy-crosslinks__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--white);
  font-size: 13px;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .privacy-crosslinks__link:hover,
.page-privacy .privacy-crosslinks__link:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 无障碍与降级动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__top,
  .page-privacy .privacy-more > summary,
  .page-privacy .privacy-entry a,
  .page-privacy .privacy-crosslinks__link {
    transition: none;
  }
}