.page-privacy {
  --p-rule: rgba(16, 35, 58, 0.14);
  --p-rule-soft: rgba(16, 35, 58, 0.08);
  --p-toc-w: 236px;
  background: var(--paper);
  color: var(--brown);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--night);
  color: var(--on-dark-strong);
}

.page-privacy .privacy-hero-img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.62;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(11, 20, 32, 0.5) 0%, rgba(11, 20, 32, 0.84) 58%, var(--night) 100%),
    radial-gradient(120% 80% at 12% 20%, rgba(31, 111, 107, 0.42) 0%, rgba(11, 20, 32, 0) 62%);
}

.page-privacy .privacy-hero-inner {
  padding-block: clamp(76px, 15vw, 172px) clamp(52px, 9vw, 104px);
}

.page-privacy .privacy-hero-kicker {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--river-light);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 24px;
  max-width: 17ch;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(30px, 6vw, 66px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--on-dark-strong);
}

.page-privacy .privacy-hero-lede {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.9;
  color: var(--on-dark);
}

.page-privacy .privacy-hero-note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(244, 239, 228, 0.2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--river-light);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--taupe);
}

.page-privacy .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--copper);
}

.page-privacy .breadcrumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--river);
  border-bottom-color: var(--copper);
}

/* ---------- 骨架 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 62px);
  padding-block: clamp(30px, 5vw, 58px) clamp(60px, 10vw, 128px);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-shell {
    grid-template-columns: var(--p-toc-w) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  min-width: 0;
}

.page-privacy .toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--taupe);
  text-transform: uppercase;
}

.page-privacy .toc-list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid var(--p-rule);
  border-radius: var(--radius);
  background: var(--card-bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-privacy .toc-link:hover,
.page-privacy .toc-link:focus-visible {
  border-color: var(--copper);
  background: var(--paper-2);
  color: var(--river);
  transform: translateY(-2px);
}

.page-privacy .toc-link:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 1px;
}

.page-privacy .toc-foot {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--taupe);
}

.page-privacy .toc-foot a {
  color: var(--river);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
}

.page-privacy .toc-foot a:hover,
.page-privacy .toc-foot a:focus-visible {
  color: var(--beacon);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-toc-inner {
    position: sticky;
    top: 116px;
  }

  .page-privacy .toc-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .toc-list li {
    flex: 1 1 auto;
  }

  .page-privacy .toc-link {
    border: 0;
    border-left: 2px solid var(--p-rule);
    border-radius: 0;
    background: transparent;
    padding: 11px 0 11px 15px;
    white-space: normal;
  }

  .page-privacy .toc-link:hover,
  .page-privacy .toc-link:focus-visible {
    border-left-color: var(--copper);
    background: rgba(176, 122, 43, 0.07);
    transform: translateX(2px);
  }
}

/* ---------- 条款章节 ---------- */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .clause {
  scroll-margin-top: 118px;
  padding-top: clamp(24px, 3.4vw, 38px);
  border-top: 1px solid var(--p-rule);
}

.page-privacy .clause + .clause {
  margin-top: clamp(38px, 5.5vw, 70px);
}

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

.page-privacy .clause-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-privacy .clause-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 33px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .clause-lede {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--taupe);
}

.page-privacy .clause-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 5px;
  padding: 16px 0;
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--copper);
  line-height: 1.6;
}

.page-privacy .clause-body h3 {
  margin: 0 0 7px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-privacy .clause-body p {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--brown);
}

.page-privacy .clause-body a {
  color: var(--river);
  text-decoration: none;
  border-bottom: 1px solid rgba(176, 122, 43, 0.6);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .clause-body a:hover,
.page-privacy .clause-body a:focus-visible {
  color: var(--beacon);
  border-bottom-color: var(--beacon);
}

@media (min-width: 560px) {
  .page-privacy .clause-item {
    grid-template-columns: 3.1rem minmax(0, 1fr);
    column-gap: 18px;
    padding: 20px 0;
  }

  .page-privacy .clause-num {
    padding-top: 3px;
  }
}

/* ---------- 术语提示 ---------- */
.page-privacy .term {
  position: relative;
  color: var(--ink);
  border-bottom: 1px solid var(--copper);
  cursor: help;
}

.page-privacy .term:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-privacy .term-tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 9px);
  z-index: 6;
  width: max-content;
  max-width: min(268px, 66vw);
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--night);
  color: var(--on-dark-strong);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
  pointer-events: none;
}

.page-privacy .term:hover .term-tip,
.page-privacy .term:focus .term-tip,
.page-privacy .term:focus-visible .term-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 数据表 ---------- */
.page-privacy .table-scroll {
  margin: 6px 0 10px;
  overflow-x: auto;
  border: 1px solid var(--p-rule);
  border-radius: var(--radius);
  background: var(--card-bg);
  box-shadow: var(--shadow-soft);
}

.page-privacy .data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-privacy .data-table th {
  padding: 14px 16px;
  border-bottom: 1px solid var(--p-rule);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-align: left;
  color: var(--taupe);
  background: var(--paper-2);
}

.page-privacy .data-table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--p-rule-soft);
  vertical-align: top;
  line-height: 1.7;
  color: var(--brown);
  transition: background-color var(--dur) var(--ease);
}

.page-privacy .data-table td:first-child {
  color: var(--ink);
  font-weight: 600;
}

.page-privacy .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .data-table tbody tr:hover td {
  background: rgba(31, 111, 107, 0.08);
}

/* ---------- 折叠条目 ---------- */
.page-privacy .clause-fold {
  margin-top: 14px;
  padding: 0 18px;
  border: 1px solid var(--p-rule);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.page-privacy .clause-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-privacy .clause-fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause-fold summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--copper);
}

.page-privacy .clause-fold[open] summary::after {
  content: "\2212";
}

.page-privacy .clause-fold summary:hover {
  color: var(--river);
}

.page-privacy .clause-fold summary:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-privacy .fold-body {
  padding: 0 0 16px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--brown);
}

.page-privacy .fold-body p {
  margin: 0;
  max-width: 64ch;
}

.page-privacy .fold-body a {
  color: var(--river);
  text-decoration: none;
  border-bottom: 1px solid rgba(176, 122, 43, 0.6);
}

.page-privacy .fold-body a:hover,
.page-privacy .fold-body a:focus-visible {
  color: var(--beacon);
}

/* ---------- 章节底部动作 ---------- */
.page-privacy .clause-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link,
  .page-privacy .term-tip,
  .page-privacy .data-table td,
  .page-privacy .breadcrumb a,
  .page-privacy .clause-body a {
    transition: none;
  }

  .page-privacy .toc-link:hover,
  .page-privacy .toc-link:focus-visible {
    transform: none;
  }
}