.page-privacy {
  --pv-panel: var(--ink-1);
  --pv-rule: rgba(34, 211, 238, 0.22);
  --pv-rule-soft: rgba(167, 159, 199, 0.2);
  --pv-text: rgba(244, 242, 255, 0.84);
  --pv-index-w: 264px;
  position: relative;
  display: block;
  background: var(--ink-0);
  color: var(--star);
  padding-bottom: clamp(48px, 7vw, 96px);
  overflow-x: clip;
}

/* ---------- 顶部 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(104px, 16vw, 156px) 0 clamp(26px, 4vw, 44px);
  isolation: isolate;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  top: -12%;
  height: 120%;
  background:
    radial-gradient(58% 68% at 16% 6%, rgba(124, 58, 237, 0.52), rgba(124, 58, 237, 0) 62%),
    radial-gradient(52% 62% at 84% 24%, rgba(34, 211, 238, 0.28), rgba(34, 211, 238, 0) 60%);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
  pointer-events: none;
  z-index: -2;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(to bottom, rgba(244, 242, 255, 0.05) 0 1px, transparent 1px 6px);
  opacity: 0.45;
  pointer-events: none;
  z-index: -1;
}

.page-privacy .privacy-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(16px, 3vw, 28px);
  align-items: center;
}

.page-privacy .privacy-title {
  margin: 14px 0 0;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1.07;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-hero-copy .lede {
  margin-top: 18px;
  max-width: 34em;
  color: var(--pv-text);
}

.page-privacy .privacy-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-privacy .privacy-hero-media {
  margin: 0;
  box-shadow: 0 26px 64px rgba(7, 6, 15, 0.62);
}

.page-privacy .privacy-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
}

.page-privacy .privacy-hero .scan-rule {
  margin-top: clamp(28px, 4vw, 48px);
}

/* ---------- 索引 + 正文 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-top: clamp(28px, 4vw, 56px);
}

.page-privacy .privacy-index {
  padding: 20px 18px 18px;
  background: var(--pv-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  box-shadow: inset 0 0 0 1px var(--pv-rule-soft);
}

.page-privacy .privacy-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-privacy .privacy-index-list li + li {
  border-top: 1px dashed var(--pv-rule-soft);
}

.page-privacy .privacy-index-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 0;
  color: var(--mauve);
  font-size: 0.94rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-privacy .privacy-index-list a .mono {
  flex: none;
  font-size: 0.76rem;
  color: var(--violet-soft);
}

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

.page-privacy .privacy-index-note {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mauve);
}

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

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(34px, 5vw, 60px);
  padding-top: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--pv-rule);
}

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

.page-privacy .privacy-num {
  flex: none;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1;
  color: rgba(34, 211, 238, 0.82);
  letter-spacing: 0.04em;
}

@supports (-webkit-text-stroke: 1px #000) {
  .page-privacy .privacy-num {
    color: transparent;
    -webkit-text-stroke: 1px rgba(34, 211, 238, 0.72);
  }
}

.page-privacy .privacy-section-head .h2 {
  margin: 0;
  font-size: clamp(1.18rem, 2.8vw, 1.62rem);
  line-height: 1.34;
}

.page-privacy .privacy-text {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--pv-text);
}

.page-privacy .privacy-text a,
.page-privacy .privacy-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.45);
}

.page-privacy .privacy-text a:hover,
.page-privacy .privacy-note a:hover {
  border-bottom-color: var(--cyan);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-list--loose {
  gap: 14px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--pv-text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 9px;
  height: 1.5px;
  background: var(--cyan);
  opacity: 0.75;
}

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

/* ---------- 折叠条目 ---------- */
.page-privacy .privacy-folds {
  margin-top: 16px;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-fold {
  background: var(--pv-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  box-shadow: inset 0 0 0 1px var(--pv-rule-soft);
}

.page-privacy .privacy-fold > summary {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--star);
}

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

.page-privacy .privacy-fold > summary .mono {
  flex: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--violet-soft);
}

.page-privacy .privacy-fold[open] > summary {
  color: var(--cyan);
}

.page-privacy .privacy-fold-mark {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
  margin-left: auto;
}

.page-privacy .privacy-fold-mark::before,
.page-privacy .privacy-fold-mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  background: var(--cyan);
  transform: translateY(-50%);
}

.page-privacy .privacy-fold-mark::after {
  transform: translateY(-50%) rotate(90deg);
  transition: transform 0.2s var(--ease);
}

.page-privacy .privacy-fold[open] .privacy-fold-mark::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-privacy .privacy-fold-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--pv-rule-soft);
  padding-top: 14px;
}

.page-privacy .privacy-fold-body p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--pv-text);
}

.page-privacy .privacy-fold-body .privacy-list {
  margin-top: 0;
}

/* ---------- 联系 ---------- */
.page-privacy .privacy-contact {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--pv-rule-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-privacy .privacy-contact-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: var(--pv-panel);
}

.page-privacy .privacy-contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mauve);
}

.page-privacy .privacy-contact-value {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--star);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-contact-value.mono {
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-privacy .privacy-note {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mauve);
}

.page-privacy .privacy-links {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-contact-item--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: 1.04fr 0.96fr;
  }

  .page-privacy .privacy-fold > summary {
    font-size: 1.02rem;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pv-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 104px;
  }

  .page-privacy .privacy-index-list a {
    padding: 10px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-fold-mark::after {
    transition: none;
  }
}