/* ============================================================
   数据与隐私 / page-privacy
   ============================================================ */

.page-privacy {
  --pr-rail: 236px;
  background: var(--ink);
  color: var(--text);
}

/* ---------- 页首 ---------- */

.page-privacy .breadcrumb {
  padding-top: 18px;
}

.page-privacy .privacy-hero {
  margin-top: 14px;
  padding: 22px 0 38px;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-strong);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: 22px;
  align-items: end;
}

.page-privacy .privacy-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6vw, 52px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .hero-eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-privacy .privacy-hero .lead {
  max-width: 34em;
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: var(--text);
}

.page-privacy .privacy-hero-art {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 1px;
  background: var(--ink-3);
  overflow: hidden;
}

.page-privacy .privacy-hero-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
  opacity: .82;
}

.page-privacy .privacy-hero-art .media-caption {
  padding: 7px 10px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 46px;
  }
}

/* ---------- 主体两栏 ---------- */

.page-privacy .privacy-body {
  display: grid;
  gap: 26px;
  padding: 34px 0 64px;
}

.page-privacy .privacy-index {
  align-self: start;
  min-width: 0;
}

.page-privacy .index-label {
  margin: 0 0 10px;
}

.page-privacy .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px 9px 12px;
  border-left: 2px solid transparent;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.45;
  color: var(--muted);
  text-decoration: none;
  transition: color .15s ease, border-color .15s ease, background-color .15s ease;
}

.page-privacy .index-list a .idx-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--line-strong);
  transition: color .15s ease;
}

.page-privacy .index-list a:hover,
.page-privacy .index-list a:focus-visible {
  color: var(--paper);
  background: var(--ink-2);
  border-left-color: var(--orange);
}

.page-privacy .index-list a:hover .idx-num,
.page-privacy .index-list a:focus-visible .idx-num {
  color: var(--orange);
}

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pr-rail) minmax(0, 1fr);
    gap: 54px;
    padding-top: 48px;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 92px;
  }
}

@media (max-width: 959px) {
  .page-privacy .index-list {
    display: flex;
    overflow-x: auto;
    border-top: 0;
    border-bottom: 1px solid var(--line);
  }

  .page-privacy .index-list li {
    flex: 0 0 auto;
  }

  .page-privacy .index-list a {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    white-space: nowrap;
  }
}

/* ---------- 条文 ---------- */

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

.page-privacy .clause {
  padding: 22px 0 26px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 92px;
}

.page-privacy .clause:first-child {
  border-top-color: var(--line-strong);
}

.page-privacy .clause:target {
  border-top-color: var(--orange);
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-privacy .clause-num {
  padding: 2px 6px;
  border: 1px solid var(--line-strong);
  border-radius: 1px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange);
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}

.page-privacy .clause:target .clause-num {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-privacy .clause h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--paper);
}

.page-privacy .clause-body {
  min-width: 0;
}

.page-privacy .clause-body p {
  max-width: 40em;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

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

/* 定义式排版：左术语 / 右说明 */

.page-privacy .def-list {
  margin: 4px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .def-row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .def-row dt {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--paper);
  overflow-wrap: break-word;
}

.page-privacy .def-row dd {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

@media (min-width: 720px) {
  .page-privacy .def-row {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 0;
  }

  .page-privacy .def-row dt {
    padding-right: 16px;
    border-right: 1px solid var(--line);
  }

  .page-privacy .def-row dd {
    padding-left: 16px;
  }
}

/* 条目列表 */

.page-privacy .point-list {
  list-style: none;
  margin: 2px 0 14px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-privacy .point-list li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 8px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-privacy .point-list li::before {
  content: "—";
  font-family: var(--font-mono);
  line-height: 1.72;
  color: var(--orange);
}

/* 章节间窄色带 */

.page-privacy .sep {
  display: block;
  height: 3px;
  margin: 0;
  border: 0;
}

.page-privacy .sep--green { background: var(--ink-3); }
.page-privacy .sep--indigo { background: var(--indigo); }
.page-privacy .sep--wine { background: var(--wine); }

/* ---------- 版本时间线 ---------- */

.page-privacy .version-line {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .version-node {
  position: relative;
  padding: 0 0 4px 20px;
  border-left: 1px solid var(--line-strong);
}

.page-privacy .version-node::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  transition: background-color .15s ease, border-color .15s ease;
}

.page-privacy .version-node:hover::before,
.page-privacy .version-node:focus-within::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-privacy .version-node:hover .version-desc {
  color: var(--text);
}

.page-privacy .version-tag {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-privacy .version-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
  transition: color .15s ease;
}

@media (min-width: 880px) {
  .page-privacy .version-line {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    margin-top: 22px;
    border-top: 1px solid var(--line-strong);
  }

  .page-privacy .version-node {
    padding: 18px 16px 0 0;
    border-left: 0;
  }

  .page-privacy .version-node::before {
    top: -4px;
    left: 0;
  }
}

/* ---------- 询问渠道 ---------- */

.page-privacy .clause-body .contact-panel {
  margin-top: 4px;
  padding: 18px 20px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--orange);
  border-radius: 1px;
}

.page-privacy .clause-body .contact-panel p {
  max-width: 40em;
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

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

.page-privacy .contact-mail {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: .01em;
  color: var(--cyan);
  overflow-wrap: break-word;
}

.page-privacy .clause-body p.clause-note {
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 相关页面 ---------- */

.page-privacy .privacy-links {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
}

.page-privacy .privacy-links h2 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--paper);
}

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

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

.page-privacy .privacy-links a {
  display: block;
  padding: 10px 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color .15s ease, text-decoration-color .15s ease;
}

.page-privacy .privacy-links a:hover,
.page-privacy .privacy-links a:focus-visible {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

/* ---------- 小屏收束 ---------- */

@media (max-width: 560px) {
  .page-privacy .privacy-hero {
    padding: 18px 0 28px;
  }

  .page-privacy .clause {
    padding: 18px 0 22px;
  }

  .page-privacy .clause-body .contact-panel {
    padding: 16px 14px;
  }
}