.page-privacy {
  --privacy-measure: 40rem;
  --toc-w: 15.5rem;
  display: block;
  position: relative;
  background-color: var(--c-carbon);
  background-image:
    linear-gradient(rgba(40, 240, 200, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 240, 200, 0.022) 1px, transparent 1px);
  background-size: 100% 4rem, 4rem 100%;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-color: var(--c-carbon);
}

.page-privacy .privacy-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.3;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 15, 14, 0.55) 0%, rgba(11, 15, 14, 0.88) 68%, var(--c-carbon) 100%),
    linear-gradient(90deg, var(--c-carbon) 0%, rgba(11, 15, 14, 0.2) 60%);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 3.5rem;
  padding-bottom: 3rem;
}

.page-privacy .privacy-hero .breadcrumbs {
  margin-bottom: 1.4rem;
}

.page-privacy .privacy-hero .display {
  margin: 0.7rem 0 1.1rem;
  max-width: 22ch;
  font-size: clamp(1.9rem, 5.4vw, 3.15rem);
  line-height: 1.14;
  letter-spacing: -0.005em;
  color: var(--c-mist);
}

.page-privacy .privacy-lede {
  max-width: 38rem;
  margin: 0 0 1.3rem;
  color: var(--c-body);
  font-size: 1rem;
  line-height: 1.85;
}

.page-privacy .privacy-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  align-items: center;
  margin: 0;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--glass);
  color: var(--c-neutral);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-meta .data-number {
  color: var(--c-cyan);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  padding: 1.25rem 1.1rem;
  border-radius: var(--radius);
}

.page-privacy .toc-title {
  margin: 0 0 0.85rem;
  color: var(--c-neutral);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 500;
}

.page-privacy .toc-list {
  display: grid;
  gap: 0.12rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .toc-link {
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.5rem 0.65rem;
  border-left: 2px solid transparent;
  border-radius: var(--radius);
  color: var(--c-body);
  font-size: 0.875rem;
  line-height: 1.45;
  text-decoration: none;
  transition: color var(--t-fast) ease, background-color var(--t-fast) ease,
    border-color var(--t-fast) ease;
}

.page-privacy .toc-link:hover {
  color: var(--c-mist);
  background-color: rgba(40, 240, 200, 0.08);
  border-left-color: var(--c-cyan);
}

.page-privacy .toc-link:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
  color: var(--c-mist);
}

.page-privacy .toc-num {
  flex: none;
  min-width: 1.4rem;
  color: var(--c-cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.page-privacy .toc-foot {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-soft);
  color: var(--c-neutral);
  font-size: 0.78rem;
  line-height: 1.7;
}

.page-privacy .toc-foot a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--glass-line);
}

.page-privacy .toc-foot a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

/* ---------- 正文栏 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .policy-intro {
  max-width: var(--privacy-measure);
  margin: 0 0 2.4rem;
  padding: 0.15rem 0 0.15rem 1.1rem;
  border-left: 2px solid var(--c-cyan);
  color: var(--c-body);
  font-size: 1rem;
  line-height: 1.9;
}

.page-privacy .policy-section {
  padding-top: 2.1rem;
  padding-bottom: 0.4rem;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 5.5rem;
}

.page-privacy .policy-section:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .policy-head {
  display: flex;
  gap: 0.85rem;
  align-items: baseline;
  margin-bottom: 0.85rem;
}

.page-privacy .policy-num {
  flex: none;
  padding-top: 0.2rem;
  color: var(--c-cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.page-privacy .policy-section h2 {
  margin: 0;
  color: var(--c-mist);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  font-weight: 700;
  line-height: 1.3;
  transition: color var(--t-base) ease;
}

.page-privacy .policy-section:target h2 {
  color: var(--c-cyan);
}

.page-privacy .policy-section p {
  max-width: var(--privacy-measure);
  margin: 0 0 0.9rem;
  color: var(--c-body);
  font-size: 0.97rem;
  line-height: 1.88;
}

.page-privacy .policy-list {
  display: grid;
  gap: 0.75rem;
  max-width: var(--privacy-measure);
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-privacy .policy-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--c-body);
  font-size: 0.95rem;
  line-height: 1.85;
}

.page-privacy .policy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.55rem;
  height: 2px;
  background-color: var(--c-cyan);
}

.page-privacy .policy-list strong {
  color: var(--c-mist);
  font-weight: 600;
}

/* ---------- 用途表 ---------- */
.page-privacy .use-list {
  display: grid;
  gap: 1px;
  max-width: var(--privacy-measure);
  margin: 0.3rem 0 1rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--line-soft);
}

.page-privacy .use-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.25rem;
  padding: 0.95rem 1.05rem;
  background-color: var(--c-ink);
  transition: background-color var(--t-fast) ease;
}

.page-privacy .use-row:hover {
  background-color: var(--c-ink-mid);
}

.page-privacy .use-label {
  color: var(--c-cyan);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-privacy .use-text {
  color: var(--c-body);
  font-size: 0.94rem;
  line-height: 1.8;
}

/* ---------- 折叠补充说明 ---------- */
.page-privacy .policy-more {
  max-width: var(--privacy-measure);
  margin: 0.35rem 0 0.9rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background-color: rgba(232, 241, 237, 0.03);
}

.page-privacy .policy-more summary {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  color: var(--c-cyan);
  font-size: 0.85rem;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .policy-more summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--c-neutral);
}

.page-privacy .policy-more[open] summary::after {
  content: "－";
  color: var(--c-cyan);
}

.page-privacy .policy-more summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-privacy .policy-more p {
  max-width: none;
  margin: 0;
  padding: 0 1rem 1rem;
  color: var(--c-body);
  font-size: 0.92rem;
  line-height: 1.85;
}

/* ---------- 联系渠道 ---------- */
.page-privacy .rights-contact {
  max-width: var(--privacy-measure);
  margin: 0.4rem 0 1rem;
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius);
}

.page-privacy .rights-title {
  margin: 0 0 0.8rem;
  color: var(--c-mist);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.page-privacy .rights-list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .rights-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.15rem;
}

.page-privacy .rc-label {
  color: var(--c-neutral);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.page-privacy .rc-value {
  color: var(--c-mist);
  font-size: 0.95rem;
  line-height: 1.7;
  word-break: break-word;
}

.page-privacy .rc-value.data-number {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-privacy .rights-note {
  max-width: none;
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line-soft);
  color: var(--c-neutral);
  font-size: 0.83rem;
  line-height: 1.75;
}

/* ---------- 延伸阅读 ---------- */
.page-privacy .policy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.4rem;
  max-width: var(--privacy-measure);
  margin: 1.1rem 0 0;
}

.page-privacy .policy-links a {
  color: var(--c-cyan);
  font-size: 0.92rem;
  line-height: 1.6;
  text-decoration: none;
  border-bottom: 1px solid var(--glass-line);
  transition: color var(--t-fast) ease, border-color var(--t-fast) ease;
}

.page-privacy .policy-links a:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

.page-privacy .policy-links a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

/* ---------- 回到顶部 ---------- */
.page-privacy .to-top {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 48rem) {
  .page-privacy .privacy-hero-inner {
    padding-top: 4.5rem;
    padding-bottom: 3.6rem;
  }

  .page-privacy .use-row {
    grid-template-columns: 10.5rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

  .page-privacy .rights-list li {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }
}

@media (min-width: 62.5rem) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--toc-w) minmax(0, 1fr);
    gap: 3.5rem;
    padding-top: 3rem;
    padding-bottom: 6.5rem;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link,
  .page-privacy .use-row,
  .page-privacy .policy-section h2,
  .page-privacy .policy-links a {
    transition: none;
  }
}